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2984 lines
96 KiB
2984 lines
96 KiB
/*
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* Copyright (C) 2015-2018 Département de l'Instruction Publique (DIP-SEM)
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*
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* Copyright (C) 2013 Open Education Foundation
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*
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* Copyright (C) 2010-2013 Groupement d'Intérêt Public pour
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* l'Education Numérique en Afrique (GIP ENA)
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*
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* This file is part of OpenBoard.
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*
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* OpenBoard is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 3 of the License,
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* with a specific linking exception for the OpenSSL project's
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* "OpenSSL" library (or with modified versions of it that use the
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* same license as the "OpenSSL" library).
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*
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* OpenBoard is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with OpenBoard. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "UBGraphicsScene.h"
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#include <QtGui>
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#include <QtSvg>
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#include <QGraphicsView>
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#include <QGraphicsVideoItem>
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#include "frameworks/UBGeometryUtils.h"
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#include "frameworks/UBPlatformUtils.h"
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#include "core/UBApplication.h"
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#include "core/UBSettings.h"
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#include "core/UBApplicationController.h"
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#include "core/UBDisplayManager.h"
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#include "core/UBPersistenceManager.h"
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#include "core/UBTextTools.h"
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#include "gui/UBMagnifer.h"
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#include "gui/UBMainWindow.h"
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#include "gui/UBToolWidget.h"
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#include "gui/UBResources.h"
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#include "tools/UBGraphicsRuler.h"
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#include "tools/UBGraphicsAxes.h"
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#include "tools/UBGraphicsProtractor.h"
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#include "tools/UBGraphicsCompass.h"
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#include "tools/UBGraphicsTriangle.h"
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#include "tools/UBGraphicsCurtainItem.h"
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#include "tools/UBGraphicsCache.h"
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#include "document/UBDocumentProxy.h"
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#include "board/UBBoardController.h"
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#include "board/UBDrawingController.h"
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#include "board/UBBoardView.h"
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#include "UBGraphicsItemUndoCommand.h"
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#include "UBGraphicsItemGroupUndoCommand.h"
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#include "UBGraphicsTextItemUndoCommand.h"
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#include "UBGraphicsProxyWidget.h"
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#include "UBGraphicsPixmapItem.h"
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#include "UBGraphicsSvgItem.h"
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#include "UBGraphicsPolygonItem.h"
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#include "UBGraphicsMediaItem.h"
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#include "UBGraphicsWidgetItem.h"
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#include "UBGraphicsPDFItem.h"
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#include "UBGraphicsTextItem.h"
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#include "UBGraphicsStrokesGroup.h"
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#include "UBSelectionFrame.h"
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#include "UBGraphicsItemZLevelUndoCommand.h"
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#include "domain/UBGraphicsGroupContainerItem.h"
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#include "UBGraphicsStroke.h"
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#include "core/memcheck.h"
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#define DEFAULT_Z_VALUE 0.0
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qreal UBZLayerController::errorNumber = -20000001.0;
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UBZLayerController::UBZLayerController(QGraphicsScene *scene) :
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mScene(scene)
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{
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scopeMap.insert(itemLayerType::NoLayer, ItemLayerTypeData( errorNumber, errorNumber));
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scopeMap.insert(itemLayerType::BackgroundItem, ItemLayerTypeData(-1000000.0, -1000000.0 ));
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// DEFAULT_Z_VALUE isn't used because it allows to easily identify new objects
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scopeMap.insert(itemLayerType::ObjectItem, ItemLayerTypeData(-1000000.0, DEFAULT_Z_VALUE - 1.0));
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scopeMap.insert(itemLayerType::DrawingItem, ItemLayerTypeData( DEFAULT_Z_VALUE + 1.0, 1000000.0 ));
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scopeMap.insert(itemLayerType::ToolItem, ItemLayerTypeData( 1000000.0, 1000100.0 ));
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scopeMap.insert(itemLayerType::CppTool, ItemLayerTypeData( 1000100.0, 1000200.0 ));
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scopeMap.insert(itemLayerType::Curtain, ItemLayerTypeData( 1000200.0, 1001000.0 ));
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scopeMap.insert(itemLayerType::Eraiser, ItemLayerTypeData( 1001000.0, 1001100.0 ));
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scopeMap.insert(itemLayerType::Pointer, ItemLayerTypeData( 1001100.0, 1001200.0 ));
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scopeMap.insert(itemLayerType::Cache, ItemLayerTypeData( 1001300.0, 1001400.0 ));
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scopeMap.insert(itemLayerType::SelectedItem, ItemLayerTypeData( 1001000.0, 1001000.0 ));
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scopeMap.insert(itemLayerType::SelectionFrame, ItemLayerTypeData( 1010000.0, 1010000.0 ));
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}
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qreal UBZLayerController::generateZLevel(itemLayerType::Enum key)
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{
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if (!scopeMap.contains(key)) {
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qDebug() << "Number is out of layer scope";
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return errorNumber;
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}
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qreal result = scopeMap.value(key).curValue;
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qreal top = scopeMap.value(key).topLimit;
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qreal incrementalStep = scopeMap.value(key).incStep;
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result += incrementalStep;
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if (result >= top) {
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// If not only one variable presents in the scope, notify that values for scope are over
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if (scopeMap.value(key).topLimit != scopeMap.value(key).bottomLimit) {
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qDebug() << "new values are over for the scope" << key;
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}
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result = top - incrementalStep;
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}
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scopeMap[key].curValue = result;
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return result;
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}
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qreal UBZLayerController::generateZLevel(QGraphicsItem *item)
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{
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qreal result = errorNumber;
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itemLayerType::Enum type = static_cast<itemLayerType::Enum>(item->data(UBGraphicsItemData::itemLayerType).toInt());
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if (validLayerType(type)) {
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result = generateZLevel(type);
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}
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return result;
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}
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qreal UBZLayerController::changeZLevelTo(QGraphicsItem *item, moveDestination dest)
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{
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itemLayerType::Enum curItemLayerType = typeForData(item);
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if (curItemLayerType == itemLayerType::NoLayer) {
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qDebug() << "item's layer is out of the scope. Can't implement z-layer changing operation";
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return errorNum();
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}
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//select only items wiht the same z-level as item's one and push it to sortedItems QMultiMap
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QMultiMap<qreal, QGraphicsItem*> sortedItems;
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if (mScene->items().count()) {
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foreach (QGraphicsItem *tmpItem, mScene->items()) {
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if (typeForData(tmpItem) == curItemLayerType) {
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sortedItems.insert(tmpItem->data(UBGraphicsItemData::ItemOwnZValue).toReal(), tmpItem);
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}
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}
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}
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//If only one item itself - do nothing, return it's z-value
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if (sortedItems.count() == 1 && sortedItems.values().first() == item) {
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qDebug() << "only one item exists in layer. Have nothing to change";
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return item->data(UBGraphicsItemData::ItemOwnZValue).toReal();
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}
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QMapIterator<qreal, QGraphicsItem*>iCurElement(sortedItems);
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if (dest == up) {
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qDebug() << "item data zvalue= " << item->data(UBGraphicsItemData::ItemOwnZValue).toReal();
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if (iCurElement.findNext(item)) {
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if (iCurElement.hasNext()) {
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qreal nextZ = iCurElement.peekNext().value()->data(UBGraphicsItemData::ItemOwnZValue).toReal();
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UBGraphicsItem::assignZValue(iCurElement.peekNext().value(), item->data(UBGraphicsItemData::ItemOwnZValue).toReal());
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UBGraphicsItem::assignZValue(item, nextZ);
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iCurElement.next();
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while (iCurElement.hasNext() && iCurElement.peekNext().value()->data(UBGraphicsItemData::ItemOwnZValue).toReal() == nextZ) {
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UBGraphicsItem::assignZValue(iCurElement.next().value(), nextZ);
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}
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}
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}
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} else if (dest == top) {
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if (iCurElement.findNext(item)) {
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if (iCurElement.hasNext()) {
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UBGraphicsItem::assignZValue(item, generateZLevel(item));
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}
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}
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} else if (dest == down) {
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iCurElement.toBack();
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if (iCurElement.findPrevious(item)) {
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if (iCurElement.hasPrevious()) {
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qreal nextZ = iCurElement.peekPrevious().value()->data(UBGraphicsItemData::ItemOwnZValue).toReal();
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UBGraphicsItem::assignZValue(iCurElement.peekPrevious().value(), item->data(UBGraphicsItemData::ItemOwnZValue).toReal());
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UBGraphicsItem::assignZValue(item, nextZ);
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while (iCurElement.hasNext() && iCurElement.peekNext().value()->data(UBGraphicsItemData::ItemOwnZValue).toReal() == nextZ) {
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UBGraphicsItem::assignZValue(iCurElement.next().value(), nextZ);
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}
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}
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}
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} else if (dest == bottom) {
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iCurElement.toBack();
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if (iCurElement.findPrevious(item)) {
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if (iCurElement.hasPrevious()) {
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qreal oldz = item->data(UBGraphicsItemData::ItemOwnZValue).toReal();
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iCurElement.toFront();
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qreal nextZ = iCurElement.next().value()->data(UBGraphicsItemData::ItemOwnZValue).toReal();
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ItemLayerTypeData curItemLayerTypeData = scopeMap.value(curItemLayerType);
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//if we have some free space between lowest graphics item and layer's bottom bound,
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//insert element close to first element in layer
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if (nextZ > curItemLayerTypeData.bottomLimit + curItemLayerTypeData.incStep) {
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qreal result = nextZ - curItemLayerTypeData.incStep;
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UBGraphicsItem::assignZValue(item, result);
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} else {
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UBGraphicsItem::assignZValue(item, nextZ);
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bool doubleGap = false; //to detect if we can finish rundown since we can insert item to the free space
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while (iCurElement.peekNext().value() != item) {
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qreal curZ = iCurElement.value()->data(UBGraphicsItemData::ItemOwnZValue).toReal();
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qreal curNextZ = iCurElement.peekNext().value()->data(UBGraphicsItemData::ItemOwnZValue).toReal();
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if (curNextZ - curZ >= 2 * curItemLayerTypeData.incStep) {
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UBGraphicsItem::assignZValue(iCurElement.value(), curZ + curItemLayerTypeData.incStep);
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doubleGap = true;
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break;
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} else {
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UBGraphicsItem::assignZValue(iCurElement.value(), curNextZ);
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iCurElement.next();
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}
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}
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if (!doubleGap) {
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UBGraphicsItem::assignZValue(iCurElement.value(), oldz);
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while (iCurElement.hasNext() && (iCurElement.peekNext().value()->data(UBGraphicsItemData::ItemOwnZValue).toReal() == oldz)) {
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UBGraphicsItem::assignZValue(iCurElement.next().value(), oldz);
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}
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}
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}
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}
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}
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}
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//clear selection of the item and then select it again to activate selectionChangeProcessing()
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item->scene()->clearSelection();
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item->setSelected(true);
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foreach (QGraphicsItem *iitem, sortedItems.values()) {
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if (iitem)
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iitem != item ? qDebug() << "current value" << iitem->zValue() : qDebug() << "marked value" << QString::number(iitem->zValue(), 'f');
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}
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//Return new z value assigned to item
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// experimental
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item->setZValue(item->data(UBGraphicsItemData::ItemOwnZValue).toReal());
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return item->data(UBGraphicsItemData::ItemOwnZValue).toReal();
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}
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itemLayerType::Enum UBZLayerController::typeForData(QGraphicsItem *item) const
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{
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itemLayerType::Enum result = static_cast<itemLayerType::Enum>(item->data(UBGraphicsItemData::itemLayerType).toInt());
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if (!scopeMap.contains(result)) {
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result = itemLayerType::NoLayer;
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}
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return result;
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}
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void UBZLayerController::setLayerType(QGraphicsItem *pItem, itemLayerType::Enum pNewType)
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{
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pItem->setData(UBGraphicsItemData::itemLayerType, QVariant(pNewType));
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}
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void UBZLayerController::shiftStoredZValue(QGraphicsItem *item, qreal zValue)
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{
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itemLayerType::Enum type = typeForData(item);
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if (validLayerType(type)) {
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ItemLayerTypeData typeData = scopeMap.value(type);
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if (typeData.curValue < zValue) {
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scopeMap[type].curValue = zValue;
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}
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}
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}
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/**
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* @brief Returns true if the zLevel is not used by any item on the scene, or false if so.
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*/
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bool UBZLayerController::zLevelAvailable(qreal z)
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{
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foreach(QGraphicsItem* it, dynamic_cast<UBGraphicsScene*>(mScene)->getFastAccessItems()) {
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if (it->zValue() == z)
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return false;
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}
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return true;
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}
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UBGraphicsScene::UBGraphicsScene(UBDocumentProxy* parent, bool enableUndoRedoStack)
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: UBCoreGraphicsScene(parent)
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, mEraser(0)
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, mPointer(0)
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, mMarkerCircle(0)
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, mPenCircle(0)
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, mDocument(parent)
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, mDarkBackground(false)
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, mPageBackground(UBPageBackground::plain)
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, mIsDesktopMode(false)
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, mZoomFactor(1)
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, mBackgroundObject(0)
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, mPreviousWidth(0)
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, mDistanceFromLastStrokePoint(0)
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, mInputDeviceIsPressed(false)
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, mArcPolygonItem(0)
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, mRenderingContext(Screen)
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, mCurrentStroke(0)
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, mItemCount(0)
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, mUndoRedoStackEnabled(enableUndoRedoStack)
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, magniferControlViewWidget(0)
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, magniferDisplayViewWidget(0)
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, mZLayerController(new UBZLayerController(this))
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, mpLastPolygon(NULL)
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, mCurrentPolygon(0)
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, mTempPolygon(NULL)
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, mSelectionFrame(0)
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{
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UBCoreGraphicsScene::setObjectName("BoardScene");
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setItemIndexMethod(BspTreeIndex);
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setUuid(QUuid::createUuid());
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setDocument(parent);
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createEraiser();
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createPointer();
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createMarkerCircle();
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createPenCircle();
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if (UBApplication::applicationController)
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{
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setViewState(SceneViewState(1,
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UBApplication::applicationController->initialHScroll(),
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UBApplication::applicationController->initialVScroll()));
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}
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mBackgroundGridSize = UBSettings::settings()->crossSize;
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// Just for debug. Do not delete please
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// connect(this, SIGNAL(selectionChanged()), this, SLOT(selectionChangedProcessing()));
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connect(UBApplication::undoStack.data(), SIGNAL(indexChanged(int)), this, SLOT(updateSelectionFrameWrapper(int)));
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}
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UBGraphicsScene::~UBGraphicsScene()
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{
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if (mCurrentStroke && mCurrentStroke->polygons().empty()){
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delete mCurrentStroke;
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mCurrentStroke = NULL;
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}
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if (mZLayerController)
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delete mZLayerController;
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}
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void UBGraphicsScene::selectionChangedProcessing()
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{
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if (selectedItems().count()){
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UBApplication::showMessage("ZValue is " + QString::number(selectedItems().first()->zValue(), 'f') + "own z value is "
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+ QString::number(selectedItems().first()->data(UBGraphicsItemData::ItemOwnZValue).toReal(), 'f'));
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}
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}
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void UBGraphicsScene::setLastCenter(QPointF center)
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{
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mViewState.setLastSceneCenter(center);
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}
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QPointF UBGraphicsScene::lastCenter()
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{
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return mViewState.lastSceneCenter();
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}
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bool UBGraphicsScene::inputDevicePress(const QPointF& scenePos, const qreal& pressure)
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{
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bool accepted = false;
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if (mInputDeviceIsPressed) {
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qWarning() << "scene received input device pressed, without input device release, muting event as input device move";
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accepted = inputDeviceMove(scenePos, pressure);
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}
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else {
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mInputDeviceIsPressed = true;
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UBStylusTool::Enum currentTool = (UBStylusTool::Enum)UBDrawingController::drawingController()->stylusTool();
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if (UBDrawingController::drawingController()->isDrawingTool()) {
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// -----------------------------------------------------------------
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// We fall here if we are using the Pen, the Marker or the Line tool
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// -----------------------------------------------------------------
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qreal width = 0;
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// delete current stroke, if not assigned to any polygon
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if (mCurrentStroke && mCurrentStroke->polygons().empty()){
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delete mCurrentStroke;
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mCurrentStroke = NULL;
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}
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// hide the marker preview circle
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if (currentTool == UBStylusTool::Marker)
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hideMarkerCircle();
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// hide the pen preview circle
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if (currentTool == UBStylusTool::Pen)
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hidePenCircle();
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// ---------------------------------------------------------------
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// Create a new Stroke. A Stroke is a collection of QGraphicsLines
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// ---------------------------------------------------------------
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mCurrentStroke = new UBGraphicsStroke(this);
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if (currentTool != UBStylusTool::Line){
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// Handle the pressure
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width = UBDrawingController::drawingController()->currentToolWidth() * pressure;
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}
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else{
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// Ignore pressure for the line tool
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width = UBDrawingController::drawingController()->currentToolWidth();
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}
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width /= UBApplication::boardController->systemScaleFactor();
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width /= UBApplication::boardController->currentZoom();
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mAddedItems.clear();
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mRemovedItems.clear();
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if (UBDrawingController::drawingController()->mActiveRuler)
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UBDrawingController::drawingController()->mActiveRuler->StartLine(scenePos, width);
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else {
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moveTo(scenePos);
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drawLineTo(scenePos, width, UBDrawingController::drawingController()->stylusTool() == UBStylusTool::Line);
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mCurrentStroke->addPoint(scenePos, width);
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}
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accepted = true;
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}
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else if (currentTool == UBStylusTool::Eraser) {
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mAddedItems.clear();
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mRemovedItems.clear();
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moveTo(scenePos);
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qreal eraserWidth = UBSettings::settings()->currentEraserWidth();
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eraserWidth /= UBApplication::boardController->systemScaleFactor();
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eraserWidth /= UBApplication::boardController->currentZoom();
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eraseLineTo(scenePos, eraserWidth);
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drawEraser(scenePos, mInputDeviceIsPressed);
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accepted = true;
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}
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else if (currentTool == UBStylusTool::Pointer) {
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drawPointer(scenePos, true);
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accepted = true;
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}
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}
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if (mCurrentStroke && mCurrentStroke->polygons().empty()){
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delete mCurrentStroke;
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mCurrentStroke = NULL;
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}
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return accepted;
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}
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bool UBGraphicsScene::inputDeviceMove(const QPointF& scenePos, const qreal& pressure)
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{
|
|
bool accepted = false;
|
|
|
|
UBDrawingController *dc = UBDrawingController::drawingController();
|
|
UBStylusTool::Enum currentTool = (UBStylusTool::Enum)dc->stylusTool();
|
|
|
|
QPointF position = QPointF(scenePos);
|
|
|
|
if (currentTool == UBStylusTool::Eraser)
|
|
{
|
|
drawEraser(position, mInputDeviceIsPressed);
|
|
accepted = true;
|
|
}
|
|
|
|
else if (currentTool == UBStylusTool::Marker) {
|
|
if (mInputDeviceIsPressed)
|
|
hideMarkerCircle();
|
|
else {
|
|
drawMarkerCircle(position);
|
|
accepted = true;
|
|
}
|
|
}
|
|
|
|
else if (currentTool == UBStylusTool::Pen) {
|
|
if (mInputDeviceIsPressed)
|
|
hidePenCircle();
|
|
else {
|
|
drawPenCircle(position);
|
|
accepted = true;
|
|
}
|
|
}
|
|
|
|
if (mInputDeviceIsPressed)
|
|
{
|
|
if (dc->isDrawingTool())
|
|
{
|
|
qreal width = 0;
|
|
|
|
if (currentTool != UBStylusTool::Line){
|
|
// Handle the pressure
|
|
width = dc->currentToolWidth() * qMax(pressure, 0.2);
|
|
}else{
|
|
// Ignore pressure for line tool
|
|
width = dc->currentToolWidth();
|
|
}
|
|
|
|
width /= UBApplication::boardController->systemScaleFactor();
|
|
width /= UBApplication::boardController->currentZoom();
|
|
|
|
if (currentTool == UBStylusTool::Line || dc->mActiveRuler)
|
|
{
|
|
if (UBDrawingController::drawingController()->stylusTool() != UBStylusTool::Marker)
|
|
if(NULL != mpLastPolygon && NULL != mCurrentStroke && mAddedItems.size() > 0){
|
|
UBCoreGraphicsScene::removeItemFromDeletion(mpLastPolygon);
|
|
mAddedItems.remove(mpLastPolygon);
|
|
mCurrentStroke->remove(mpLastPolygon);
|
|
if (mCurrentStroke->polygons().empty()){
|
|
delete mCurrentStroke;
|
|
mCurrentStroke = NULL;
|
|
}
|
|
removeItem(mpLastPolygon);
|
|
mPreviousPolygonItems.removeAll(mpLastPolygon);
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
// Here we wanna make sure that the Line will 'grip' at i*45, i*90 degrees
|
|
// ------------------------------------------------------------------------
|
|
|
|
QLineF radius(mPreviousPoint, position);
|
|
qreal angle = radius.angle();
|
|
angle = qRound(angle / 45) * 45;
|
|
qreal radiusLength = radius.length();
|
|
QPointF newPosition(
|
|
mPreviousPoint.x() + radiusLength * cos((angle * PI) / 180),
|
|
mPreviousPoint.y() - radiusLength * sin((angle * PI) / 180));
|
|
QLineF chord(position, newPosition);
|
|
if (chord.length() < qMin((int)16, (int)(radiusLength / 20)))
|
|
position = newPosition;
|
|
}
|
|
|
|
if (!mCurrentStroke)
|
|
mCurrentStroke = new UBGraphicsStroke(this);
|
|
|
|
if(dc->mActiveRuler){
|
|
dc->mActiveRuler->DrawLine(position, width);
|
|
}
|
|
|
|
else if (currentTool == UBStylusTool::Line) {
|
|
drawLineTo(position, width, true);
|
|
}
|
|
|
|
else {
|
|
bool interpolate = false;
|
|
|
|
if ((currentTool == UBStylusTool::Pen && UBSettings::settings()->boardInterpolatePenStrokes->get().toBool())
|
|
|| (currentTool == UBStylusTool::Marker && UBSettings::settings()->boardInterpolateMarkerStrokes->get().toBool()))
|
|
{
|
|
interpolate = true;
|
|
}
|
|
|
|
|
|
// Don't draw segments smaller than a certain length. This can help with performance
|
|
// (less polygons to draw) but mostly with making the curve look smooth.
|
|
|
|
qreal antiScaleRatio = 1./(UBApplication::boardController->systemScaleFactor() * UBApplication::boardController->currentZoom());
|
|
qreal MIN_DISTANCE = 10*antiScaleRatio; // arbitrary. Move to settings if relevant.
|
|
qreal distance = QLineF(mPreviousPoint, scenePos).length();
|
|
|
|
mDistanceFromLastStrokePoint += distance;
|
|
|
|
if (mDistanceFromLastStrokePoint > MIN_DISTANCE) {
|
|
QList<QPair<QPointF, qreal> > newPoints = mCurrentStroke->addPoint(scenePos, width, interpolate);
|
|
if (newPoints.length() > 1)
|
|
drawCurve(newPoints);
|
|
|
|
mDistanceFromLastStrokePoint = 0;
|
|
}
|
|
|
|
if (interpolate) {
|
|
// Bezier curves aren't drawn all the way to the scenePos (they stop halfway between the previous and
|
|
// current scenePos), so we add a line from the last drawn position in the stroke and the
|
|
// scenePos, to make the drawing feel more responsive. This line is then deleted if a new segment is
|
|
// added to the stroke. (Or it is added to the stroke when we stop drawing)
|
|
|
|
if (mTempPolygon) {
|
|
removeItem(mTempPolygon);
|
|
mTempPolygon = NULL;
|
|
}
|
|
|
|
QPointF lastDrawnPoint = mCurrentStroke->points().last().first;
|
|
|
|
mTempPolygon = lineToPolygonItem(QLineF(lastDrawnPoint, scenePos), mPreviousWidth, width);
|
|
addItem(mTempPolygon);
|
|
}
|
|
}
|
|
}
|
|
else if (currentTool == UBStylusTool::Eraser)
|
|
{
|
|
qreal eraserWidth = UBSettings::settings()->currentEraserWidth();
|
|
eraserWidth /= UBApplication::boardController->systemScaleFactor();
|
|
eraserWidth /= UBApplication::boardController->currentZoom();
|
|
|
|
eraseLineTo(position, eraserWidth);
|
|
}
|
|
else if (currentTool == UBStylusTool::Pointer)
|
|
{
|
|
drawPointer(position);
|
|
}
|
|
|
|
accepted = true;
|
|
}
|
|
|
|
return accepted;
|
|
}
|
|
|
|
bool UBGraphicsScene::inputDeviceRelease()
|
|
{
|
|
bool accepted = false;
|
|
|
|
if (mPointer)
|
|
{
|
|
mPointer->hide();
|
|
accepted = true;
|
|
}
|
|
|
|
UBStylusTool::Enum currentTool = (UBStylusTool::Enum)UBDrawingController::drawingController()->stylusTool();
|
|
|
|
if (currentTool == UBStylusTool::Eraser)
|
|
redrawEraser(false);
|
|
|
|
|
|
UBDrawingController *dc = UBDrawingController::drawingController();
|
|
|
|
if (dc->isDrawingTool() || mDrawWithCompass)
|
|
{
|
|
if(mArcPolygonItem){
|
|
|
|
UBGraphicsStrokesGroup* pStrokes = new UBGraphicsStrokesGroup();
|
|
|
|
// Add the arc
|
|
mAddedItems.remove(mArcPolygonItem);
|
|
removeItem(mArcPolygonItem);
|
|
UBCoreGraphicsScene::removeItemFromDeletion(mArcPolygonItem);
|
|
mArcPolygonItem->setStrokesGroup(pStrokes);
|
|
pStrokes->addToGroup(mArcPolygonItem);
|
|
|
|
// Add the center cross
|
|
foreach(QGraphicsItem* item, mAddedItems){
|
|
mAddedItems.remove(item);
|
|
removeItem(item);
|
|
UBCoreGraphicsScene::removeItemFromDeletion(item);
|
|
UBGraphicsPolygonItem* pi = qgraphicsitem_cast<UBGraphicsPolygonItem*>(item);
|
|
if (pi)
|
|
pi->setStrokesGroup(pStrokes);
|
|
pStrokes->addToGroup(item);
|
|
}
|
|
|
|
mAddedItems.clear();
|
|
mAddedItems << pStrokes;
|
|
addItem(pStrokes);
|
|
|
|
mDrawWithCompass = false;
|
|
}
|
|
else if (mCurrentStroke){
|
|
if (mTempPolygon) {
|
|
UBGraphicsPolygonItem * poly = dynamic_cast<UBGraphicsPolygonItem*>(mTempPolygon->deepCopy());
|
|
removeItem(mTempPolygon);
|
|
mTempPolygon = NULL;
|
|
addPolygonItemToCurrentStroke(poly);
|
|
}
|
|
|
|
// replace the stroke by a simplified version of it
|
|
if ((currentTool == UBStylusTool::Pen && UBSettings::settings()->boardSimplifyPenStrokes->get().toBool())
|
|
|| (currentTool == UBStylusTool::Marker && UBSettings::settings()->boardSimplifyMarkerStrokes->get().toBool()))
|
|
{
|
|
simplifyCurrentStroke();
|
|
}
|
|
|
|
|
|
UBGraphicsStrokesGroup* pStrokes = new UBGraphicsStrokesGroup();
|
|
|
|
// Remove the strokes that were just drawn here and replace them by a stroke item
|
|
foreach(UBGraphicsPolygonItem* poly, mCurrentStroke->polygons()){
|
|
mPreviousPolygonItems.removeAll(poly);
|
|
removeItem(poly);
|
|
UBCoreGraphicsScene::removeItemFromDeletion(poly);
|
|
poly->setStrokesGroup(pStrokes);
|
|
pStrokes->addToGroup(poly);
|
|
}
|
|
|
|
// TODO LATER : Generate well pressure-interpolated polygons and create the line group with them
|
|
|
|
mAddedItems.clear();
|
|
mAddedItems << pStrokes;
|
|
addItem(pStrokes);
|
|
|
|
if (mCurrentStroke->polygons().empty()){
|
|
delete mCurrentStroke;
|
|
mCurrentStroke = 0;
|
|
}
|
|
mCurrentPolygon = 0;
|
|
}
|
|
}
|
|
|
|
if (mRemovedItems.size() > 0 || mAddedItems.size() > 0)
|
|
{
|
|
|
|
if (mUndoRedoStackEnabled) { //should be deleted after scene own undo stack implemented
|
|
UBGraphicsItemUndoCommand* udcmd = new UBGraphicsItemUndoCommand(this, mRemovedItems, mAddedItems); //deleted by the undoStack
|
|
|
|
if(UBApplication::undoStack)
|
|
UBApplication::undoStack->push(udcmd);
|
|
}
|
|
|
|
mRemovedItems.clear();
|
|
mAddedItems.clear();
|
|
accepted = true;
|
|
}
|
|
|
|
mInputDeviceIsPressed = false;
|
|
|
|
setDocumentUpdated();
|
|
|
|
if (mCurrentStroke && mCurrentStroke->polygons().empty()){
|
|
delete mCurrentStroke;
|
|
}
|
|
|
|
mCurrentStroke = NULL;
|
|
return accepted;
|
|
}
|
|
|
|
void UBGraphicsScene::drawEraser(const QPointF &pPoint, bool pressed)
|
|
{
|
|
if (mEraser) {
|
|
qreal eraserWidth = UBSettings::settings()->currentEraserWidth();
|
|
eraserWidth /= UBApplication::boardController->systemScaleFactor();
|
|
eraserWidth /= UBApplication::boardController->currentZoom();
|
|
|
|
qreal eraserRadius = eraserWidth / 2;
|
|
|
|
// TODO UB 4.x optimize - no need to do that every time we move it
|
|
mEraser->setRect(QRectF(pPoint.x() - eraserRadius, pPoint.y() - eraserRadius, eraserWidth, eraserWidth));
|
|
redrawEraser(pressed);
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::redrawEraser(bool pressed)
|
|
{
|
|
if (mEraser) {
|
|
QPen pen = mEraser->pen();
|
|
|
|
if(pressed)
|
|
pen.setStyle(Qt::SolidLine);
|
|
else
|
|
pen.setStyle(Qt::DotLine);
|
|
|
|
mEraser->setPen(pen);
|
|
mEraser->show();
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::hideEraser()
|
|
{
|
|
if (mEraser)
|
|
mEraser->hide();
|
|
}
|
|
|
|
void UBGraphicsScene::drawPointer(const QPointF &pPoint, bool isFirstDraw)
|
|
{
|
|
qreal pointerDiameter = UBSettings::pointerDiameter / UBApplication::boardController->currentZoom();
|
|
qreal pointerRadius = pointerDiameter / 2;
|
|
|
|
// TODO UB 4.x optimize - no need to do that every time we move it
|
|
if (mPointer) {
|
|
mPointer->setRect(QRectF(pPoint.x() - pointerRadius,
|
|
pPoint.y() - pointerRadius,
|
|
pointerDiameter,
|
|
pointerDiameter));
|
|
if(isFirstDraw) {
|
|
mPointer->show();
|
|
}
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::drawMarkerCircle(const QPointF &pPoint)
|
|
{
|
|
if (mMarkerCircle) {
|
|
qreal markerDiameter = UBSettings::settings()->currentMarkerWidth();
|
|
markerDiameter /= UBApplication::boardController->systemScaleFactor();
|
|
markerDiameter /= UBApplication::boardController->currentZoom();
|
|
qreal markerRadius = markerDiameter/2;
|
|
|
|
mMarkerCircle->setRect(QRectF(pPoint.x() - markerRadius, pPoint.y() - markerRadius,
|
|
markerDiameter, markerDiameter));
|
|
mMarkerCircle->show();
|
|
}
|
|
|
|
}
|
|
|
|
void UBGraphicsScene::drawPenCircle(const QPointF &pPoint)
|
|
{
|
|
if (mPenCircle && UBSettings::settings()->showPenPreviewCircle->get().toBool() &&
|
|
UBSettings::settings()->currentPenWidth() >= UBSettings::settings()->penPreviewFromSize->get().toInt()) {
|
|
qreal penDiameter = UBSettings::settings()->currentPenWidth();
|
|
penDiameter /= UBApplication::boardController->systemScaleFactor();
|
|
penDiameter /= UBApplication::boardController->currentZoom();
|
|
qreal penRadius = penDiameter/2;
|
|
|
|
mPenCircle->setRect(QRectF(pPoint.x() - penRadius, pPoint.y() - penRadius,
|
|
penDiameter, penDiameter));
|
|
|
|
if (controlView())
|
|
if (controlView()->viewport())
|
|
controlView()->viewport()->setCursor(QCursor (Qt::BlankCursor));
|
|
|
|
mPenCircle->show();
|
|
}
|
|
else
|
|
{
|
|
if (controlView())
|
|
if (controlView()->viewport())
|
|
controlView()->viewport()->setCursor(UBResources::resources()->penCursor);
|
|
}
|
|
|
|
}
|
|
|
|
void UBGraphicsScene::hideMarkerCircle()
|
|
{
|
|
if (mMarkerCircle) {
|
|
mMarkerCircle->hide();
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::hidePenCircle()
|
|
{
|
|
if (mPenCircle)
|
|
mPenCircle->hide();
|
|
}
|
|
|
|
// call this function when user release mouse button in Magnifier mode
|
|
void UBGraphicsScene::DisposeMagnifierQWidgets()
|
|
{
|
|
if(magniferControlViewWidget)
|
|
{
|
|
magniferControlViewWidget->hide();
|
|
magniferControlViewWidget->setParent(0);
|
|
delete magniferControlViewWidget;
|
|
magniferControlViewWidget = NULL;
|
|
}
|
|
|
|
if(magniferDisplayViewWidget)
|
|
{
|
|
magniferDisplayViewWidget->hide();
|
|
magniferDisplayViewWidget->setParent(0);
|
|
delete magniferDisplayViewWidget;
|
|
magniferDisplayViewWidget = NULL;
|
|
}
|
|
// some time have crash here on access to app (when call from destructor when close OpenBoard app)
|
|
// so i just add try/catch section here
|
|
try
|
|
{
|
|
UBApplication::app()->restoreOverrideCursor();
|
|
}
|
|
catch (...)
|
|
{
|
|
}
|
|
|
|
}
|
|
|
|
void UBGraphicsScene::moveTo(const QPointF &pPoint)
|
|
{
|
|
mPreviousPoint = pPoint;
|
|
mPreviousWidth = -1.0;
|
|
mPreviousPolygonItems.clear();
|
|
mArcPolygonItem = 0;
|
|
mDrawWithCompass = false;
|
|
}
|
|
void UBGraphicsScene::drawLineTo(const QPointF &pEndPoint, const qreal &pWidth, bool bLineStyle)
|
|
{
|
|
drawLineTo(pEndPoint, pWidth, pWidth, bLineStyle);
|
|
|
|
}
|
|
|
|
void UBGraphicsScene::drawLineTo(const QPointF &pEndPoint, const qreal &startWidth, const qreal &endWidth, bool bLineStyle)
|
|
{
|
|
if (mPreviousWidth == -1.0)
|
|
mPreviousWidth = startWidth;
|
|
|
|
qreal initialWidth = startWidth;
|
|
if (initialWidth == endWidth)
|
|
initialWidth = mPreviousWidth;
|
|
|
|
if (bLineStyle) {
|
|
QSetIterator<QGraphicsItem*> itItems(mAddedItems);
|
|
|
|
while (itItems.hasNext()) {
|
|
QGraphicsItem* item = itItems.next();
|
|
removeItem(item);
|
|
}
|
|
mAddedItems.clear();
|
|
}
|
|
|
|
UBGraphicsPolygonItem *polygonItem = lineToPolygonItem(QLineF(mPreviousPoint, pEndPoint), initialWidth, endWidth);
|
|
addPolygonItemToCurrentStroke(polygonItem);
|
|
|
|
if (!bLineStyle) {
|
|
mPreviousPoint = pEndPoint;
|
|
mPreviousWidth = endWidth;
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::drawCurve(const QList<QPair<QPointF, qreal> >& points)
|
|
{
|
|
UBGraphicsPolygonItem* polygonItem = curveToPolygonItem(points);
|
|
addPolygonItemToCurrentStroke(polygonItem);
|
|
|
|
mPreviousPoint = points.last().first;
|
|
mPreviousWidth = points.last().second;
|
|
}
|
|
|
|
void UBGraphicsScene::drawCurve(const QList<QPointF>& points, qreal startWidth, qreal endWidth)
|
|
{
|
|
UBGraphicsPolygonItem* polygonItem = curveToPolygonItem(points, startWidth, endWidth);
|
|
addPolygonItemToCurrentStroke(polygonItem);
|
|
|
|
mPreviousWidth = endWidth;
|
|
mPreviousPoint = points.last();
|
|
}
|
|
|
|
void UBGraphicsScene::addPolygonItemToCurrentStroke(UBGraphicsPolygonItem* polygonItem)
|
|
{
|
|
if (!polygonItem->brush().isOpaque())
|
|
{
|
|
// -------------------------------------------------------------------------------------
|
|
// Here we substract the polygons that are overlapping in order to keep the transparency
|
|
// -------------------------------------------------------------------------------------
|
|
for (int i = 0; i < mPreviousPolygonItems.size(); i++)
|
|
{
|
|
UBGraphicsPolygonItem* previous = mPreviousPolygonItems.value(i);
|
|
polygonItem->subtract(previous);
|
|
}
|
|
}
|
|
|
|
mpLastPolygon = polygonItem;
|
|
mAddedItems.insert(polygonItem);
|
|
|
|
// Here we add the item to the scene
|
|
addItem(polygonItem);
|
|
if (!mCurrentStroke)
|
|
mCurrentStroke = new UBGraphicsStroke(this);
|
|
|
|
polygonItem->setStroke(mCurrentStroke);
|
|
|
|
mPreviousPolygonItems.append(polygonItem);
|
|
|
|
}
|
|
|
|
void UBGraphicsScene::eraseLineTo(const QPointF &pEndPoint, const qreal &pWidth)
|
|
{
|
|
const QLineF line(mPreviousPoint, pEndPoint);
|
|
mPreviousPoint = pEndPoint;
|
|
|
|
const QPolygonF eraserPolygon = UBGeometryUtils::lineToPolygon(line, pWidth);
|
|
const QRectF eraserBoundingRect = eraserPolygon.boundingRect();
|
|
|
|
QPainterPath eraserPath;
|
|
eraserPath.addPolygon(eraserPolygon);
|
|
|
|
// Get all the items that are intersecting with the eraser path
|
|
QList<QGraphicsItem*> collidItems = items(eraserBoundingRect, Qt::IntersectsItemBoundingRect);
|
|
|
|
QList<UBGraphicsPolygonItem*> intersectedItems;
|
|
|
|
typedef QList<QPolygonF> POLYGONSLIST;
|
|
QList<POLYGONSLIST> intersectedPolygons;
|
|
|
|
#pragma omp parallel for
|
|
for(int i=0; i<collidItems.size(); i++)
|
|
{
|
|
UBGraphicsPolygonItem *pi = qgraphicsitem_cast<UBGraphicsPolygonItem*>(collidItems[i]);
|
|
if(pi == NULL)
|
|
continue;
|
|
|
|
QPainterPath itemPainterPath;
|
|
itemPainterPath.addPolygon(pi->sceneTransform().map(pi->polygon()));
|
|
|
|
if (eraserPath.contains(itemPainterPath))
|
|
{
|
|
#pragma omp critical
|
|
{
|
|
// Compete remove item
|
|
intersectedItems << pi;
|
|
intersectedPolygons << QList<QPolygonF>();
|
|
}
|
|
}
|
|
else if (eraserPath.intersects(itemPainterPath))
|
|
{
|
|
itemPainterPath.setFillRule(Qt::WindingFill);
|
|
QPainterPath newPath = itemPainterPath.subtracted(eraserPath);
|
|
#pragma omp critical
|
|
{
|
|
intersectedItems << pi;
|
|
intersectedPolygons << newPath.simplified().toFillPolygons(pi->sceneTransform().inverted());
|
|
}
|
|
}
|
|
}
|
|
|
|
for(int i=0; i<intersectedItems.size(); i++)
|
|
{
|
|
// item who intersects with eraser
|
|
UBGraphicsPolygonItem *intersectedPolygonItem = intersectedItems[i];
|
|
|
|
if (!intersectedPolygons[i].empty())
|
|
{
|
|
// intersected polygons generated as QList<QPolygon> QPainterPath::toFillPolygons(),
|
|
// so each intersectedPolygonItem has one or couple of QPolygons who should be removed from it.
|
|
for(int j = 0; j < intersectedPolygons[i].size(); j++)
|
|
{
|
|
// create small polygon from couple of polygons to replace particular erased polygon
|
|
UBGraphicsPolygonItem* polygonItem = new UBGraphicsPolygonItem(intersectedPolygons[i][j], intersectedPolygonItem->parentItem());
|
|
|
|
intersectedPolygonItem->copyItemParameters(polygonItem);
|
|
polygonItem->setNominalLine(false);
|
|
polygonItem->setStroke(intersectedPolygonItem->stroke());
|
|
if (intersectedPolygonItem->strokesGroup())
|
|
{
|
|
polygonItem->setStrokesGroup(intersectedPolygonItem->strokesGroup());
|
|
intersectedPolygonItem->strokesGroup()->addToGroup(polygonItem);
|
|
}
|
|
mAddedItems << polygonItem;
|
|
}
|
|
}
|
|
|
|
//remove full polygon item for replace it by couple of polygons which creates the same stroke without a part intersects with eraser
|
|
mRemovedItems << intersectedPolygonItem;
|
|
|
|
QTransform t;
|
|
bool bApplyTransform = false;
|
|
if (intersectedPolygonItem->strokesGroup())
|
|
{
|
|
if (intersectedPolygonItem->strokesGroup()->parentItem())
|
|
{
|
|
bApplyTransform = true;
|
|
t = intersectedPolygonItem->sceneTransform();
|
|
}
|
|
intersectedPolygonItem->strokesGroup()->removeFromGroup(intersectedPolygonItem);
|
|
}
|
|
removeItem(intersectedPolygonItem);
|
|
if (bApplyTransform)
|
|
intersectedPolygonItem->setTransform(t);
|
|
}
|
|
|
|
if (!intersectedItems.empty())
|
|
setModified(true);
|
|
}
|
|
|
|
void UBGraphicsScene::drawArcTo(const QPointF& pCenterPoint, qreal pSpanAngle)
|
|
{
|
|
mDrawWithCompass = true;
|
|
if (mArcPolygonItem)
|
|
{
|
|
mAddedItems.remove(mArcPolygonItem);
|
|
removeItem(mArcPolygonItem);
|
|
mArcPolygonItem = 0;
|
|
}
|
|
qreal penWidth = UBSettings::settings()->currentPenWidth();
|
|
penWidth /= UBApplication::boardController->systemScaleFactor();
|
|
penWidth /= UBApplication::boardController->currentZoom();
|
|
|
|
mArcPolygonItem = arcToPolygonItem(QLineF(pCenterPoint, mPreviousPoint), pSpanAngle, penWidth);
|
|
mArcPolygonItem->setFillRule(Qt::WindingFill);
|
|
mArcPolygonItem->setStroke(mCurrentStroke);
|
|
mAddedItems.insert(mArcPolygonItem);
|
|
addItem(mArcPolygonItem);
|
|
|
|
setDocumentUpdated();
|
|
}
|
|
|
|
void UBGraphicsScene::setBackground(bool pIsDark, UBPageBackground pBackground)
|
|
{
|
|
bool needRepaint = false;
|
|
|
|
if (mDarkBackground != pIsDark)
|
|
{
|
|
mDarkBackground = pIsDark;
|
|
|
|
updateEraserColor();
|
|
updateMarkerCircleColor();
|
|
updatePenCircleColor();
|
|
recolorAllItems();
|
|
|
|
needRepaint = true;
|
|
setModified(true);
|
|
}
|
|
|
|
if (mPageBackground != pBackground)
|
|
{
|
|
mPageBackground = pBackground;
|
|
needRepaint = true;
|
|
setModified(true);
|
|
}
|
|
|
|
if (needRepaint)
|
|
{
|
|
foreach(QGraphicsView* view, views())
|
|
{
|
|
view->resetCachedContent();
|
|
}
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::setBackgroundZoomFactor(qreal zoom)
|
|
{
|
|
mZoomFactor = zoom;
|
|
}
|
|
|
|
|
|
void UBGraphicsScene::setBackgroundGridSize(int pSize)
|
|
{
|
|
if (pSize > 0) {
|
|
mBackgroundGridSize = pSize;
|
|
setModified(true);
|
|
|
|
foreach(QGraphicsView* view, views())
|
|
view->resetCachedContent();
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::setDrawingMode(bool bModeDesktop)
|
|
{
|
|
mIsDesktopMode = bModeDesktop;
|
|
}
|
|
|
|
void UBGraphicsScene::recolorAllItems()
|
|
{
|
|
QMap<QGraphicsView*, QGraphicsView::ViewportUpdateMode> previousUpdateModes;
|
|
foreach(QGraphicsView* view, views())
|
|
{
|
|
previousUpdateModes.insert(view, view->viewportUpdateMode());
|
|
view->setViewportUpdateMode(QGraphicsView::NoViewportUpdate);
|
|
}
|
|
|
|
bool currentIslight = isLightBackground();
|
|
foreach (QGraphicsItem *item, items()) {
|
|
if (item->type() == UBGraphicsStrokesGroup::Type) {
|
|
UBGraphicsStrokesGroup *curGroup = static_cast<UBGraphicsStrokesGroup*>(item);
|
|
QColor compareColor = curGroup->color(currentIslight ? UBGraphicsStrokesGroup::colorOnDarkBackground
|
|
: UBGraphicsStrokesGroup::colorOnLightBackground);
|
|
|
|
if (curGroup->color() == compareColor) {
|
|
QColor newColor = curGroup->color(!currentIslight ? UBGraphicsStrokesGroup::colorOnDarkBackground
|
|
: UBGraphicsStrokesGroup::colorOnLightBackground);
|
|
curGroup->setColor(newColor);
|
|
}
|
|
}
|
|
|
|
if (item->type() == UBGraphicsTextItem::Type)
|
|
{
|
|
UBGraphicsTextItem *textItem = static_cast<UBGraphicsTextItem*>(item);
|
|
textItem->recolor();
|
|
}
|
|
}
|
|
|
|
foreach(QGraphicsView* view, views())
|
|
{
|
|
view->setViewportUpdateMode(previousUpdateModes.value(view));
|
|
}
|
|
}
|
|
|
|
UBGraphicsPolygonItem* UBGraphicsScene::lineToPolygonItem(const QLineF &pLine, const qreal &pWidth)
|
|
{
|
|
UBGraphicsPolygonItem *polygonItem = new UBGraphicsPolygonItem(pLine, pWidth);
|
|
|
|
initPolygonItem(polygonItem);
|
|
|
|
return polygonItem;
|
|
}
|
|
|
|
|
|
UBGraphicsPolygonItem* UBGraphicsScene::lineToPolygonItem(const QLineF &pLine, const qreal &pStartWidth, const qreal &pEndWidth)
|
|
{
|
|
UBGraphicsPolygonItem *polygonItem = new UBGraphicsPolygonItem(pLine, pStartWidth, pEndWidth);
|
|
|
|
initPolygonItem(polygonItem);
|
|
|
|
return polygonItem;
|
|
}
|
|
|
|
void UBGraphicsScene::initPolygonItem(UBGraphicsPolygonItem* polygonItem)
|
|
{
|
|
QColor colorOnDarkBG;
|
|
QColor colorOnLightBG;
|
|
|
|
if (UBDrawingController::drawingController()->stylusTool() == UBStylusTool::Marker)
|
|
{
|
|
colorOnDarkBG = UBApplication::boardController->markerColorOnDarkBackground();
|
|
colorOnLightBG = UBApplication::boardController->markerColorOnLightBackground();
|
|
}
|
|
else // settings->stylusTool() == UBStylusTool::Pen + failsafe
|
|
{
|
|
colorOnDarkBG = UBApplication::boardController->penColorOnDarkBackground();
|
|
colorOnLightBG = UBApplication::boardController->penColorOnLightBackground();
|
|
}
|
|
|
|
if (mDarkBackground)
|
|
{
|
|
polygonItem->setColor(colorOnDarkBG);
|
|
}
|
|
else
|
|
{
|
|
polygonItem->setColor(colorOnLightBG);
|
|
}
|
|
|
|
//polygonItem->setColor(QColor(rand()%256, rand()%256, rand()%256, polygonItem->brush().color().alpha()));
|
|
|
|
polygonItem->setColorOnDarkBackground(colorOnDarkBG);
|
|
polygonItem->setColorOnLightBackground(colorOnLightBG);
|
|
|
|
polygonItem->setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Graphic));
|
|
}
|
|
|
|
UBGraphicsPolygonItem* UBGraphicsScene::arcToPolygonItem(const QLineF& pStartRadius, qreal pSpanAngle, qreal pWidth)
|
|
{
|
|
QPolygonF polygon = UBGeometryUtils::arcToPolygon(pStartRadius, pSpanAngle, pWidth);
|
|
|
|
return polygonToPolygonItem(polygon);
|
|
}
|
|
|
|
UBGraphicsPolygonItem* UBGraphicsScene::curveToPolygonItem(const QList<QPair<QPointF, qreal> >& points)
|
|
{
|
|
QPolygonF polygon = UBGeometryUtils::curveToPolygon(points, false, true);
|
|
|
|
return polygonToPolygonItem(polygon);
|
|
|
|
}
|
|
|
|
UBGraphicsPolygonItem* UBGraphicsScene::curveToPolygonItem(const QList<QPointF>& points, qreal startWidth, qreal endWidth)
|
|
{
|
|
QPolygonF polygon = UBGeometryUtils::curveToPolygon(points, startWidth, endWidth);
|
|
|
|
return polygonToPolygonItem(polygon);
|
|
}
|
|
|
|
void UBGraphicsScene::clearSelectionFrame()
|
|
{
|
|
if (mSelectionFrame) {
|
|
mSelectionFrame->setEnclosedItems(QList<QGraphicsItem*>());
|
|
}
|
|
}
|
|
|
|
UBBoardView *UBGraphicsScene::controlView()
|
|
{
|
|
UBBoardView *result = 0;
|
|
foreach (QGraphicsView *view, views()) {
|
|
if (view->objectName() == CONTROLVIEW_OBJ_NAME) {
|
|
result = static_cast<UBBoardView*>(view);
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
void UBGraphicsScene::notifyZChanged(QGraphicsItem *item, qreal zValue)
|
|
{
|
|
mZLayerController->shiftStoredZValue(item, zValue);
|
|
}
|
|
|
|
void UBGraphicsScene::updateSelectionFrame()
|
|
{
|
|
if (!mSelectionFrame) {
|
|
mSelectionFrame = new UBSelectionFrame();
|
|
bool sceneWasModified = isModified();
|
|
addItem(mSelectionFrame);
|
|
setModified(sceneWasModified);
|
|
}
|
|
|
|
QList<QGraphicsItem*> selItems = selectedItems();
|
|
switch (selItems.count()) {
|
|
case 0 : {
|
|
mSelectionFrame->setVisible(false);
|
|
mSelectionFrame->setEnclosedItems(selItems);
|
|
} break;
|
|
case 1: {
|
|
mSelectionFrame->setVisible(false);
|
|
mSelectionFrame->setEnclosedItems(QList<QGraphicsItem*>());
|
|
|
|
UBGraphicsItemDelegate *itemDelegate = UBGraphicsItem::Delegate(selItems.first());
|
|
itemDelegate->createControls();
|
|
selItems.first()->setVisible(true);
|
|
itemDelegate->showControls();
|
|
|
|
} break;
|
|
default: {
|
|
mSelectionFrame->setVisible(true);
|
|
mSelectionFrame->setEnclosedItems(selItems);
|
|
} break;
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::updateSelectionFrameWrapper(int)
|
|
{
|
|
updateSelectionFrame();
|
|
}
|
|
|
|
UBGraphicsPolygonItem* UBGraphicsScene::polygonToPolygonItem(const QPolygonF pPolygon)
|
|
{
|
|
UBGraphicsPolygonItem *polygonItem = new UBGraphicsPolygonItem(pPolygon);
|
|
|
|
initPolygonItem(polygonItem);
|
|
|
|
return polygonItem;
|
|
}
|
|
|
|
void UBGraphicsScene::hideTool()
|
|
{
|
|
hideEraser();
|
|
hideMarkerCircle();
|
|
hidePenCircle();
|
|
}
|
|
|
|
void UBGraphicsScene::leaveEvent(QEvent * event)
|
|
{
|
|
Q_UNUSED(event);
|
|
hideTool();
|
|
}
|
|
|
|
UBGraphicsScene* UBGraphicsScene::sceneDeepCopy() const
|
|
{
|
|
UBGraphicsScene* copy = new UBGraphicsScene(this->document(), this->mUndoRedoStackEnabled);
|
|
|
|
copy->setBackground(this->isDarkBackground(), mPageBackground);
|
|
copy->setBackgroundGridSize(mBackgroundGridSize);
|
|
copy->setSceneRect(this->sceneRect());
|
|
|
|
if (this->mNominalSize.isValid())
|
|
copy->setNominalSize(this->mNominalSize);
|
|
|
|
QListIterator<QGraphicsItem*> itItems(this->mFastAccessItems);
|
|
QMap<UBGraphicsStroke*, UBGraphicsStroke*> groupClone;
|
|
|
|
while (itItems.hasNext())
|
|
{
|
|
QGraphicsItem* item = itItems.next();
|
|
QGraphicsItem* cloneItem = 0;
|
|
UBItem* ubItem = dynamic_cast<UBItem*>(item);
|
|
UBGraphicsStroke* stroke = dynamic_cast<UBGraphicsStroke*>(item);
|
|
UBGraphicsGroupContainerItem* group = dynamic_cast<UBGraphicsGroupContainerItem*>(item);
|
|
|
|
if(group){
|
|
UBGraphicsGroupContainerItem* groupCloned = group->deepCopyNoChildDuplication();
|
|
groupCloned->resetMatrix();
|
|
groupCloned->resetTransform();
|
|
groupCloned->setPos(0, 0);
|
|
bool locked = groupCloned->Delegate()->isLocked();
|
|
|
|
foreach(QGraphicsItem* eachItem ,group->childItems()){
|
|
QGraphicsItem* copiedChild = dynamic_cast<QGraphicsItem*>(dynamic_cast<UBItem*>(eachItem)->deepCopy());
|
|
copy->addItem(copiedChild);
|
|
groupCloned->addToGroup(copiedChild);
|
|
}
|
|
|
|
if (locked)
|
|
groupCloned->setData(UBGraphicsItemData::ItemLocked, QVariant(true));
|
|
|
|
copy->addItem(groupCloned);
|
|
groupCloned->setMatrix(group->matrix());
|
|
groupCloned->setTransform(QTransform::fromTranslate(group->pos().x(), group->pos().y()));
|
|
groupCloned->setTransform(group->transform(), true);
|
|
}
|
|
|
|
if (ubItem && !stroke && !group && item->isVisible())
|
|
cloneItem = dynamic_cast<QGraphicsItem*>(ubItem->deepCopy());
|
|
|
|
if (cloneItem)
|
|
{
|
|
copy->addItem(cloneItem);
|
|
|
|
if (isBackgroundObject(item))
|
|
copy->setAsBackgroundObject(cloneItem);
|
|
|
|
if (this->mTools.contains(item))
|
|
copy->mTools << cloneItem;
|
|
|
|
UBGraphicsPolygonItem* polygon = dynamic_cast<UBGraphicsPolygonItem*>(item);
|
|
|
|
if(polygon)
|
|
{
|
|
UBGraphicsStroke* stroke = dynamic_cast<UBGraphicsStroke*>(item->parentItem());
|
|
|
|
if (stroke)
|
|
{
|
|
UBGraphicsStroke* cloneStroke = groupClone.value(stroke);
|
|
|
|
if (!cloneStroke)
|
|
{
|
|
cloneStroke = stroke->deepCopy();
|
|
groupClone.insert(stroke, cloneStroke);
|
|
}
|
|
|
|
polygon->setStroke(cloneStroke);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// TODO UB 4.7 ... complete all members ?
|
|
|
|
return copy;
|
|
}
|
|
|
|
UBItem* UBGraphicsScene::deepCopy() const
|
|
{
|
|
return sceneDeepCopy();
|
|
}
|
|
|
|
void UBGraphicsScene::clearContent(clearCase pCase)
|
|
{
|
|
QSet<QGraphicsItem*> removedItems;
|
|
UBGraphicsItemUndoCommand::GroupDataTable groupsMap;
|
|
|
|
switch (pCase) {
|
|
case clearBackground :
|
|
if(mBackgroundObject){
|
|
removeItem(mBackgroundObject);
|
|
removedItems << mBackgroundObject;
|
|
}
|
|
break;
|
|
|
|
case clearItemsAndAnnotations :
|
|
case clearItems :
|
|
case clearAnnotations :
|
|
foreach(QGraphicsItem* item, items()) {
|
|
|
|
UBGraphicsGroupContainerItem *itemGroup = item->parentItem()
|
|
? qgraphicsitem_cast<UBGraphicsGroupContainerItem*>(item->parentItem())
|
|
: 0;
|
|
UBGraphicsItemDelegate *curDelegate = UBGraphicsItem::Delegate(item);
|
|
if (!curDelegate) {
|
|
continue;
|
|
}
|
|
|
|
bool isGroup = item->type() == UBGraphicsGroupContainerItem::Type;
|
|
bool isStrokesGroup = item->type() == UBGraphicsStrokesGroup::Type;
|
|
|
|
bool shouldDelete = false;
|
|
switch (static_cast<int>(pCase)) {
|
|
case clearAnnotations :
|
|
shouldDelete = isStrokesGroup;
|
|
break;
|
|
case clearItems :
|
|
shouldDelete = !isGroup && !isBackgroundObject(item) && !isStrokesGroup;
|
|
break;
|
|
case clearItemsAndAnnotations:
|
|
shouldDelete = !isGroup && !isBackgroundObject(item);
|
|
break;
|
|
}
|
|
|
|
if(shouldDelete) {
|
|
if (itemGroup) {
|
|
itemGroup->removeFromGroup(item);
|
|
|
|
groupsMap.insert(itemGroup, UBGraphicsItem::getOwnUuid(item));
|
|
if (itemGroup->childItems().count() == 1) {
|
|
groupsMap.insert(itemGroup, UBGraphicsItem::getOwnUuid(itemGroup->childItems().first()));
|
|
QGraphicsItem *lastItem = itemGroup->childItems().first();
|
|
bool isSelected = itemGroup->isSelected();
|
|
itemGroup->destroy(false);
|
|
lastItem->setSelected(isSelected);
|
|
}
|
|
itemGroup->Delegate()->update();
|
|
}
|
|
|
|
curDelegate->remove(false);
|
|
removedItems << item;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
// force refresh, QT is a bit lazy and take a lot of time (nb item ^2 ?) to trigger repaint
|
|
update(sceneRect());
|
|
|
|
if (mUndoRedoStackEnabled) { //should be deleted after scene own undo stack implemented
|
|
|
|
UBGraphicsItemUndoCommand* uc = new UBGraphicsItemUndoCommand(this, removedItems, QSet<QGraphicsItem*>(), groupsMap);
|
|
UBApplication::undoStack->push(uc);
|
|
}
|
|
|
|
if (pCase == clearBackground) {
|
|
mBackgroundObject = 0;
|
|
}
|
|
|
|
setDocumentUpdated();
|
|
}
|
|
|
|
UBGraphicsPixmapItem* UBGraphicsScene::addPixmap(const QPixmap& pPixmap, QGraphicsItem* replaceFor, const QPointF& pPos, qreal pScaleFactor, bool pUseAnimation, bool useProxyForDocumentPath)
|
|
{
|
|
UBGraphicsPixmapItem* pixmapItem = new UBGraphicsPixmapItem();
|
|
|
|
pixmapItem->setFlag(QGraphicsItem::ItemIsMovable, true);
|
|
pixmapItem->setFlag(QGraphicsItem::ItemIsSelectable, true);
|
|
|
|
pixmapItem->setPixmap(pPixmap);
|
|
|
|
QPointF half(pPixmap.width() * pScaleFactor / 2, pPixmap.height() * pScaleFactor / 2);
|
|
pixmapItem->setPos(pPos - half);
|
|
|
|
addItem(pixmapItem);
|
|
|
|
if (mUndoRedoStackEnabled) { //should be deleted after scene own undo stack implemented
|
|
UBGraphicsItemUndoCommand* uc = new UBGraphicsItemUndoCommand(this, replaceFor, pixmapItem);
|
|
UBApplication::undoStack->push(uc);
|
|
}
|
|
|
|
pixmapItem->setTransform(QTransform::fromScale(pScaleFactor, pScaleFactor), true);
|
|
|
|
if (pUseAnimation)
|
|
{
|
|
pixmapItem->setOpacity(0);
|
|
|
|
QPropertyAnimation *animation = new QPropertyAnimation(pixmapItem, "opacity");
|
|
animation->setDuration(1000);
|
|
animation->setStartValue(0.0);
|
|
animation->setEndValue(1.0);
|
|
|
|
animation->start();
|
|
}
|
|
|
|
pixmapItem->show();
|
|
setDocumentUpdated();
|
|
|
|
QString documentPath;
|
|
if(useProxyForDocumentPath)
|
|
documentPath = this->document()->persistencePath();
|
|
else
|
|
documentPath = UBApplication::boardController->selectedDocument()->persistencePath();
|
|
|
|
QString fileName = UBPersistenceManager::imageDirectory + "/" + pixmapItem->uuid().toString() + ".png";
|
|
|
|
QString path = documentPath + "/" + fileName;
|
|
|
|
if (!QFile::exists(path))
|
|
{
|
|
QDir dir;
|
|
dir.mkdir(documentPath + "/" + UBPersistenceManager::imageDirectory);
|
|
|
|
pixmapItem->pixmap().toImage().save(path, "PNG");
|
|
}
|
|
|
|
return pixmapItem;
|
|
}
|
|
|
|
void UBGraphicsScene::textUndoCommandAdded(UBGraphicsTextItem *textItem)
|
|
{
|
|
if (mUndoRedoStackEnabled) { //should be deleted after scene own undo stack implemented
|
|
UBGraphicsTextItemUndoCommand* uc = new UBGraphicsTextItemUndoCommand(textItem);
|
|
UBApplication::undoStack->push(uc);
|
|
}
|
|
}
|
|
UBGraphicsMediaItem* UBGraphicsScene::addMedia(const QUrl& pMediaFileUrl, bool shouldPlayAsap, const QPointF& pPos)
|
|
{
|
|
qDebug() << pMediaFileUrl.toLocalFile();
|
|
if (!QFile::exists(pMediaFileUrl.toLocalFile()))
|
|
if (!QFile::exists(pMediaFileUrl.toString()))
|
|
return NULL;
|
|
|
|
UBGraphicsMediaItem * mediaItem = UBGraphicsMediaItem::createMediaItem(pMediaFileUrl);
|
|
|
|
if(mediaItem)
|
|
connect(UBApplication::boardController, SIGNAL(activeSceneChanged()), mediaItem, SLOT(activeSceneChanged()));
|
|
|
|
mediaItem->setPos(pPos);
|
|
|
|
mediaItem->setFlag(QGraphicsItem::ItemIsMovable, true);
|
|
mediaItem->setFlag(QGraphicsItem::ItemIsSelectable, true);
|
|
|
|
addItem(mediaItem);
|
|
|
|
mediaItem->show();
|
|
|
|
if (mUndoRedoStackEnabled) { //should be deleted after scene own undo stack implemented
|
|
UBGraphicsItemUndoCommand* uc = new UBGraphicsItemUndoCommand(this, 0, mediaItem);
|
|
UBApplication::undoStack->push(uc);
|
|
}
|
|
|
|
if (shouldPlayAsap)
|
|
mediaItem->play();
|
|
|
|
setDocumentUpdated();
|
|
|
|
return mediaItem;
|
|
}
|
|
|
|
UBGraphicsMediaItem* UBGraphicsScene::addVideo(const QUrl& pVideoFileUrl, bool shouldPlayAsap, const QPointF& pPos)
|
|
{
|
|
return addMedia(pVideoFileUrl, shouldPlayAsap, pPos);
|
|
}
|
|
|
|
UBGraphicsMediaItem* UBGraphicsScene::addAudio(const QUrl& pAudioFileUrl, bool shouldPlayAsap, const QPointF& pPos)
|
|
{
|
|
return addMedia(pAudioFileUrl, shouldPlayAsap, pPos);
|
|
}
|
|
|
|
UBGraphicsWidgetItem* UBGraphicsScene::addWidget(const QUrl& pWidgetUrl, const QPointF& pPos)
|
|
{
|
|
int widgetType = UBGraphicsWidgetItem::widgetType(pWidgetUrl);
|
|
|
|
if(widgetType == UBWidgetType::Apple)
|
|
{
|
|
return addAppleWidget(pWidgetUrl, pPos);
|
|
}
|
|
else if(widgetType == UBWidgetType::W3C)
|
|
{
|
|
return addW3CWidget(pWidgetUrl, pPos);
|
|
}
|
|
else
|
|
{
|
|
qDebug() << "UBGraphicsScene::addWidget: Unknown widget Type";
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
UBGraphicsAppleWidgetItem* UBGraphicsScene::addAppleWidget(const QUrl& pWidgetUrl, const QPointF& pPos)
|
|
{
|
|
UBGraphicsAppleWidgetItem *appleWidget = new UBGraphicsAppleWidgetItem(pWidgetUrl);
|
|
|
|
addGraphicsWidget(appleWidget, pPos);
|
|
|
|
return appleWidget;
|
|
}
|
|
|
|
UBGraphicsW3CWidgetItem* UBGraphicsScene::addW3CWidget(const QUrl& pWidgetUrl, const QPointF& pPos)
|
|
{
|
|
UBGraphicsW3CWidgetItem *w3CWidget = new UBGraphicsW3CWidgetItem(pWidgetUrl, 0);
|
|
|
|
addGraphicsWidget(w3CWidget, pPos);
|
|
|
|
return w3CWidget;
|
|
}
|
|
|
|
void UBGraphicsScene::addGraphicsWidget(UBGraphicsWidgetItem* graphicsWidget, const QPointF& pPos)
|
|
{
|
|
graphicsWidget->setFlag(QGraphicsItem::ItemIsSelectable, true);
|
|
|
|
addItem(graphicsWidget);
|
|
|
|
qreal ssf = 1 / UBApplication::boardController->systemScaleFactor();
|
|
|
|
graphicsWidget->setTransform(QTransform::fromScale(ssf, ssf), true);
|
|
|
|
graphicsWidget->setPos(QPointF(pPos.x() - graphicsWidget->boundingRect().width() / 2,
|
|
pPos.y() - graphicsWidget->boundingRect().height() / 2));
|
|
|
|
if (graphicsWidget->canBeContent())
|
|
{
|
|
graphicsWidget->loadMainHtml();
|
|
|
|
graphicsWidget->setSelected(true);
|
|
if (mUndoRedoStackEnabled) { //should be deleted after scene own undo stack implemented
|
|
UBGraphicsItemUndoCommand* uc = new UBGraphicsItemUndoCommand(this, 0, graphicsWidget);
|
|
UBApplication::undoStack->push(uc);
|
|
}
|
|
|
|
setDocumentUpdated();
|
|
}
|
|
else
|
|
{
|
|
UBApplication::boardController->moveGraphicsWidgetToControlView(graphicsWidget);
|
|
}
|
|
|
|
UBApplication::boardController->controlView()->setFocus();
|
|
}
|
|
|
|
|
|
|
|
UBGraphicsW3CWidgetItem* UBGraphicsScene::addOEmbed(const QUrl& pContentUrl, const QPointF& pPos)
|
|
{
|
|
QStringList widgetPaths = UBPersistenceManager::persistenceManager()->allWidgets(UBSettings::settings()->applicationApplicationsLibraryDirectory());
|
|
|
|
UBGraphicsW3CWidgetItem *widget = 0;
|
|
|
|
foreach(QString widgetPath, widgetPaths)
|
|
{
|
|
if (widgetPath.contains("VideoPicker"))
|
|
{
|
|
widget = addW3CWidget(QUrl::fromLocalFile(widgetPath), pPos);
|
|
|
|
if (widget)
|
|
{
|
|
widget->setPreference("oembedUrl", pContentUrl.toString());
|
|
setDocumentUpdated();
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return widget;
|
|
}
|
|
|
|
UBGraphicsGroupContainerItem *UBGraphicsScene::createGroup(QList<QGraphicsItem *> items)
|
|
{
|
|
UBGraphicsGroupContainerItem *groupItem = new UBGraphicsGroupContainerItem();
|
|
|
|
addItem(groupItem);
|
|
foreach (QGraphicsItem *item, items) {
|
|
if (item->type() == UBGraphicsGroupContainerItem::Type) {
|
|
QList<QGraphicsItem*> childItems = item->childItems();
|
|
UBGraphicsGroupContainerItem *currentGroup = dynamic_cast<UBGraphicsGroupContainerItem*>(item);
|
|
if (currentGroup) {
|
|
currentGroup->destroy();
|
|
}
|
|
foreach (QGraphicsItem *chItem, childItems) {
|
|
groupItem->addToGroup(chItem);
|
|
mFastAccessItems.removeAll(chItem);
|
|
}
|
|
} else {
|
|
groupItem->addToGroup(item);
|
|
mFastAccessItems.removeAll(item);
|
|
}
|
|
}
|
|
|
|
groupItem->setVisible(true);
|
|
groupItem->setFocus();
|
|
|
|
if (mUndoRedoStackEnabled) { //should be deleted after scene own undo stack implemented
|
|
UBGraphicsItemGroupUndoCommand* uc = new UBGraphicsItemGroupUndoCommand(this, groupItem);
|
|
UBApplication::undoStack->push(uc);
|
|
}
|
|
|
|
setDocumentUpdated();
|
|
|
|
return groupItem;
|
|
}
|
|
|
|
void UBGraphicsScene::addGroup(UBGraphicsGroupContainerItem *groupItem)
|
|
{
|
|
addItem(groupItem);
|
|
for (int i = 0; i < groupItem->childItems().count(); i++)
|
|
{
|
|
QGraphicsItem *it = qgraphicsitem_cast<QGraphicsItem *>(groupItem->childItems().at(i));
|
|
if (it)
|
|
{
|
|
mFastAccessItems.removeAll(it);
|
|
}
|
|
}
|
|
|
|
groupItem->setVisible(true);
|
|
groupItem->setFocus();
|
|
|
|
if (groupItem->uuid().isNull()) {
|
|
groupItem->setUuid(QUuid::createUuid());
|
|
}
|
|
|
|
if (mUndoRedoStackEnabled) { //should be deleted after scene own undo stack implemented
|
|
UBGraphicsItemUndoCommand* uc = new UBGraphicsItemUndoCommand(this, 0, groupItem);
|
|
UBApplication::undoStack->push(uc);
|
|
}
|
|
|
|
setDocumentUpdated();
|
|
}
|
|
|
|
UBGraphicsSvgItem* UBGraphicsScene::addSvg(const QUrl& pSvgFileUrl, const QPointF& pPos, const QByteArray pData)
|
|
{
|
|
QString path = pSvgFileUrl.toLocalFile();
|
|
|
|
UBGraphicsSvgItem *svgItem;
|
|
if (pData.isNull())
|
|
svgItem = new UBGraphicsSvgItem(path);
|
|
else
|
|
svgItem = new UBGraphicsSvgItem(pData);
|
|
|
|
svgItem->setFlag(QGraphicsItem::ItemIsMovable, true);
|
|
svgItem->setFlag(QGraphicsItem::ItemIsSelectable, true);
|
|
|
|
qreal sscale = 1 / UBApplication::boardController->systemScaleFactor();
|
|
svgItem->setTransform(QTransform::fromScale(sscale, sscale), true);
|
|
|
|
QPointF half(svgItem->boundingRect().width() / 2, svgItem->boundingRect().height() / 2);
|
|
svgItem->setPos(pPos - half);
|
|
svgItem->show();
|
|
|
|
addItem(svgItem);
|
|
|
|
if (mUndoRedoStackEnabled) { //should be deleted after scene own undo stack implemented
|
|
UBGraphicsItemUndoCommand* uc = new UBGraphicsItemUndoCommand(this, 0, svgItem);
|
|
UBApplication::undoStack->push(uc);
|
|
}
|
|
|
|
setDocumentUpdated();
|
|
|
|
QString documentPath = UBApplication::boardController->selectedDocument()->persistencePath();
|
|
|
|
QString fileName = UBPersistenceManager::imageDirectory + "/" + svgItem->uuid().toString() + ".svg";
|
|
|
|
QString completePath = documentPath + "/" + fileName;
|
|
|
|
if (!QFile::exists(completePath))
|
|
{
|
|
QDir dir;
|
|
dir.mkdir(documentPath + "/" + UBPersistenceManager::imageDirectory);
|
|
|
|
QFile file(completePath);
|
|
if (!file.open(QIODevice::WriteOnly))
|
|
{
|
|
qWarning() << "cannot open file for writing embeded svg content " << completePath;
|
|
return NULL;
|
|
}
|
|
|
|
file.write(svgItem->fileData());
|
|
file.close();
|
|
}
|
|
|
|
return svgItem;
|
|
}
|
|
|
|
UBGraphicsTextItem* UBGraphicsScene::addText(const QString& pString, const QPointF& pTopLeft)
|
|
{
|
|
return addTextWithFont(pString, pTopLeft, UBSettings::settings()->fontPixelSize()
|
|
, UBSettings::settings()->fontFamily(), UBSettings::settings()->isBoldFont()
|
|
, UBSettings::settings()->isItalicFont());
|
|
}
|
|
|
|
UBGraphicsTextItem* UBGraphicsScene::addTextWithFont(const QString& pString, const QPointF& pTopLeft
|
|
, int pointSize, const QString& fontFamily, bool bold, bool italic)
|
|
{
|
|
UBGraphicsTextItem *textItem = new UBGraphicsTextItem();
|
|
textItem->setPlainText(pString);
|
|
|
|
QFont font = textItem->font();
|
|
|
|
if (fontFamily == "")
|
|
{
|
|
font = QFont(UBSettings::settings()->fontFamily());
|
|
}
|
|
else
|
|
{
|
|
font = QFont(fontFamily);
|
|
}
|
|
|
|
if (pointSize < 1)
|
|
{
|
|
font.setPixelSize(UBSettings::settings()->fontPixelSize());
|
|
}
|
|
else
|
|
{
|
|
font.setPointSize(pointSize);
|
|
}
|
|
|
|
font.setBold(bold);
|
|
font.setItalic(italic);
|
|
textItem->setFont(font);
|
|
|
|
QFontMetrics fi(font);
|
|
QRect br = fi.boundingRect(pString);
|
|
|
|
textItem->setTextWidth(qMax((qreal)br.width() + 50, (qreal)200));
|
|
textItem->setTextHeight(br.height());
|
|
|
|
addItem(textItem);
|
|
|
|
textItem->setPos(pTopLeft);
|
|
|
|
textItem->show();
|
|
|
|
if (mUndoRedoStackEnabled) { //should be deleted after scene own undo stack implemented
|
|
UBGraphicsItemUndoCommand* uc = new UBGraphicsItemUndoCommand(this, 0, textItem);
|
|
UBApplication::undoStack->push(uc);
|
|
}
|
|
|
|
connect(textItem, SIGNAL(textUndoCommandAdded(UBGraphicsTextItem *)), this, SLOT(textUndoCommandAdded(UBGraphicsTextItem *)));
|
|
|
|
textItem->setSelected(true);
|
|
textItem->setFocus();
|
|
|
|
setDocumentUpdated();
|
|
|
|
return textItem;
|
|
}
|
|
|
|
UBGraphicsTextItem *UBGraphicsScene::addTextHtml(const QString &pString, const QPointF& pTopLeft)
|
|
{
|
|
UBGraphicsTextItem *textItem = new UBGraphicsTextItem();
|
|
textItem->setPlainText("");
|
|
textItem->setHtml(UBTextTools::cleanHtml(pString));
|
|
|
|
addItem(textItem);
|
|
textItem->show();
|
|
|
|
if (mUndoRedoStackEnabled) { //should be deleted after scene own undo stack implemented
|
|
UBGraphicsItemUndoCommand* uc = new UBGraphicsItemUndoCommand(this, 0, textItem);
|
|
UBApplication::undoStack->push(uc);
|
|
}
|
|
|
|
connect(textItem, SIGNAL(textUndoCommandAdded(UBGraphicsTextItem *)), this, SLOT(textUndoCommandAdded(UBGraphicsTextItem *)));
|
|
|
|
textItem->setFocus();
|
|
|
|
setDocumentUpdated();
|
|
textItem->setPos(pTopLeft);
|
|
|
|
return textItem;
|
|
}
|
|
|
|
void UBGraphicsScene::addItem(QGraphicsItem* item)
|
|
{
|
|
UBCoreGraphicsScene::addItem(item);
|
|
|
|
// the default z value is already set. This is the case when a svg file is read
|
|
if(item->zValue() == DEFAULT_Z_VALUE
|
|
|| item->zValue() == UBZLayerController::errorNum()
|
|
|| !mZLayerController->zLevelAvailable(item->zValue()))
|
|
{
|
|
qreal zvalue = mZLayerController->generateZLevel(item);
|
|
UBGraphicsItem::assignZValue(item, zvalue);
|
|
}
|
|
|
|
else
|
|
notifyZChanged(item, item->zValue());
|
|
|
|
if (!mTools.contains(item))
|
|
++mItemCount;
|
|
|
|
mFastAccessItems << item;
|
|
}
|
|
|
|
void UBGraphicsScene::addItems(const QSet<QGraphicsItem*>& items)
|
|
{
|
|
foreach(QGraphicsItem* item, items) {
|
|
UBCoreGraphicsScene::addItem(item);
|
|
UBGraphicsItem::assignZValue(item, mZLayerController->generateZLevel(item));
|
|
}
|
|
|
|
mItemCount += items.size();
|
|
|
|
mFastAccessItems += items.toList();
|
|
}
|
|
|
|
void UBGraphicsScene::removeItem(QGraphicsItem* item)
|
|
{
|
|
item->setSelected(false);
|
|
UBCoreGraphicsScene::removeItem(item);
|
|
UBApplication::boardController->freezeW3CWidget(item, true);
|
|
|
|
if (!mTools.contains(item))
|
|
--mItemCount;
|
|
|
|
mFastAccessItems.removeAll(item);
|
|
/* delete the item if it is cache to allow its reinstanciation, because Cache implements design pattern Singleton. */
|
|
if (dynamic_cast<UBGraphicsCache*>(item))
|
|
UBCoreGraphicsScene::deleteItem(item);
|
|
}
|
|
|
|
void UBGraphicsScene::removeItems(const QSet<QGraphicsItem*>& items)
|
|
{
|
|
foreach(QGraphicsItem* item, items)
|
|
UBCoreGraphicsScene::removeItem(item);
|
|
|
|
mItemCount -= items.size();
|
|
|
|
foreach(QGraphicsItem* item, items)
|
|
mFastAccessItems.removeAll(item);
|
|
}
|
|
|
|
void UBGraphicsScene::deselectAllItems()
|
|
{
|
|
foreach(QGraphicsItem *gi, selectedItems ())
|
|
{
|
|
gi->clearFocus();
|
|
gi->setSelected(false);
|
|
// Hide selection frame
|
|
if (mSelectionFrame) {
|
|
mSelectionFrame->setEnclosedItems(QList<QGraphicsItem*>());
|
|
}
|
|
UBGraphicsTextItem* textItem = dynamic_cast<UBGraphicsTextItem*>(gi);
|
|
if(textItem)
|
|
textItem->activateTextEditor(false);
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::deselectAllItemsExcept(QGraphicsItem* item)
|
|
{
|
|
foreach(QGraphicsItem* eachItem,selectedItems()){
|
|
if(eachItem != item){
|
|
eachItem->setSelected(false);
|
|
|
|
UBGraphicsTextItem* textItem = dynamic_cast<UBGraphicsTextItem*>(eachItem);
|
|
if(textItem)
|
|
textItem->activateTextEditor(false);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Return the bounding rectangle of all items on the page except for tools (ruler, compass,...)
|
|
*/
|
|
QRectF UBGraphicsScene::annotationsBoundingRect() const
|
|
{
|
|
QRectF boundingRect;
|
|
|
|
foreach (QGraphicsItem *item, items()) {
|
|
if (!mTools.contains(rootItem(item)))
|
|
boundingRect |= item->sceneBoundingRect();
|
|
}
|
|
|
|
return boundingRect;
|
|
}
|
|
|
|
bool UBGraphicsScene::isEmpty() const
|
|
{
|
|
return mItemCount == 0;
|
|
}
|
|
|
|
QGraphicsItem* UBGraphicsScene::setAsBackgroundObject(QGraphicsItem* item, bool pAdaptTransformation, bool pExpand)
|
|
{
|
|
if (mBackgroundObject)
|
|
{
|
|
removeItem(mBackgroundObject);
|
|
mBackgroundObject = 0;
|
|
}
|
|
|
|
if (item)
|
|
{
|
|
item->setFlag(QGraphicsItem::ItemIsSelectable, false);
|
|
item->setFlag(QGraphicsItem::ItemIsMovable, false);
|
|
item->setAcceptedMouseButtons(Qt::NoButton);
|
|
item->setData(UBGraphicsItemData::ItemLayerType, UBItemLayerType::FixedBackground);
|
|
|
|
if (pAdaptTransformation)
|
|
{
|
|
item = scaleToFitDocumentSize(item, true, 0, pExpand);
|
|
}
|
|
|
|
if (item->scene() != this)
|
|
addItem(item);
|
|
|
|
mZLayerController->setLayerType(item, itemLayerType::BackgroundItem);
|
|
UBGraphicsItem::assignZValue(item, mZLayerController->generateZLevel(item));
|
|
|
|
mBackgroundObject = item;
|
|
|
|
}
|
|
|
|
return item;
|
|
}
|
|
|
|
void UBGraphicsScene::unsetBackgroundObject()
|
|
{
|
|
if (!mBackgroundObject)
|
|
return;
|
|
|
|
mBackgroundObject->setFlag(QGraphicsItem::ItemIsSelectable, true);
|
|
mBackgroundObject->setFlag(QGraphicsItem::ItemIsMovable, true);
|
|
mBackgroundObject->setAcceptedMouseButtons(Qt::LeftButton);
|
|
|
|
// Item zLayer and Layer Type should be set by the caller of this function, as
|
|
// it may depend on the object type, where it was before, etc.
|
|
|
|
mBackgroundObject = 0;
|
|
}
|
|
|
|
QRectF UBGraphicsScene::normalizedSceneRect(qreal ratio)
|
|
{
|
|
|
|
QRectF normalizedRect(nominalSize().width() / -2, nominalSize().height() / -2,
|
|
nominalSize().width(), nominalSize().height());
|
|
|
|
foreach(QGraphicsItem* gi, mFastAccessItems)
|
|
{
|
|
if(gi && gi->isVisible() && !mTools.contains(gi))
|
|
{
|
|
normalizedRect = normalizedRect.united(gi->sceneBoundingRect());
|
|
}
|
|
}
|
|
|
|
if (ratio > 0.0)
|
|
{
|
|
qreal normalizedRectRatio = normalizedRect.width() / normalizedRect.height();
|
|
|
|
if (normalizedRectRatio > ratio)
|
|
{
|
|
//the normalized rect is too wide, we increase height
|
|
qreal newHeight = normalizedRect.width() / ratio;
|
|
qreal offset = (newHeight - normalizedRect.height()) / 2;
|
|
normalizedRect.setY(normalizedRect.y() - offset);
|
|
normalizedRect.setHeight(newHeight);
|
|
}
|
|
else if (normalizedRectRatio < ratio)
|
|
{
|
|
//the normalized rect is too high, we increase the width
|
|
qreal newWidth = normalizedRect.height() * ratio;
|
|
qreal offset = (newWidth - normalizedRect.width()) / 2;
|
|
normalizedRect.setX(normalizedRect.x() - offset);
|
|
normalizedRect.setWidth(newWidth);
|
|
}
|
|
}
|
|
|
|
return normalizedRect;
|
|
}
|
|
|
|
QGraphicsItem *UBGraphicsScene::itemForUuid(QUuid uuid)
|
|
{
|
|
QGraphicsItem *result = 0;
|
|
QString ui = uuid.toString();
|
|
|
|
//simple search before implementing container for fast access
|
|
foreach (QGraphicsItem *item, items()) {
|
|
if (UBGraphicsScene::getPersonalUuid(item) == uuid && !uuid.isNull()) {
|
|
result = item;
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
void UBGraphicsScene::setDocument(UBDocumentProxy* pDocument)
|
|
{
|
|
if (pDocument != mDocument)
|
|
{
|
|
if (mDocument)
|
|
{
|
|
setModified(true);
|
|
}
|
|
|
|
mDocument = pDocument;
|
|
setParent(pDocument);
|
|
}
|
|
}
|
|
|
|
QGraphicsItem* UBGraphicsScene::scaleToFitDocumentSize(QGraphicsItem* item, bool center, int margin, bool expand)
|
|
{
|
|
int maxWidth = mNominalSize.width() - (margin * 2);
|
|
int maxHeight = mNominalSize.height() - (margin * 2);
|
|
|
|
QRectF size = item->sceneBoundingRect();
|
|
|
|
if (expand || size.width() > maxWidth || size.height() > maxHeight)
|
|
{
|
|
qreal ratio = qMin(maxWidth / size.width(), maxHeight / size.height());
|
|
|
|
item->setTransform(QTransform::fromScale(ratio, ratio), true);
|
|
|
|
if(center)
|
|
{
|
|
item->setPos(item->sceneBoundingRect().width() / -2.0,
|
|
item->sceneBoundingRect().height() / -2.0);
|
|
}
|
|
}
|
|
|
|
return item;
|
|
}
|
|
|
|
void UBGraphicsScene::addRuler(QPointF center)
|
|
{
|
|
UBGraphicsRuler* ruler = new UBGraphicsRuler(); // mem : owned and destroyed by the scene
|
|
mTools << ruler;
|
|
QRectF rect = ruler->rect();
|
|
ruler->setRect(center.x() - rect.width()/2, center.y() - rect.height()/2, rect.width(), rect.height());
|
|
|
|
ruler->setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Tool));
|
|
|
|
addItem(ruler);
|
|
|
|
ruler->setVisible(true);
|
|
}
|
|
|
|
void UBGraphicsScene::addAxes(QPointF center)
|
|
{
|
|
UBGraphicsAxes* axes = new UBGraphicsAxes(); // mem : owned and destroyed by the scene
|
|
mTools << axes;
|
|
|
|
axes->setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Tool));
|
|
|
|
addItem(axes);
|
|
|
|
QPointF itemSceneCenter = axes->sceneBoundingRect().center();
|
|
axes->moveBy(center.x() - itemSceneCenter.x(), center.y() - itemSceneCenter.y());
|
|
|
|
axes->setVisible(true);
|
|
}
|
|
|
|
void UBGraphicsScene::addProtractor(QPointF center)
|
|
{
|
|
// Protractor
|
|
|
|
UBGraphicsProtractor* protractor = new UBGraphicsProtractor(); // mem : owned and destroyed by the scene
|
|
mTools << protractor;
|
|
|
|
protractor->setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Tool));
|
|
|
|
addItem(protractor);
|
|
|
|
QPointF itemSceneCenter = protractor->sceneBoundingRect().center();
|
|
protractor->moveBy(center.x() - itemSceneCenter.x(), center.y() - itemSceneCenter.y());
|
|
|
|
protractor->setVisible(true);
|
|
}
|
|
|
|
void UBGraphicsScene::addTriangle(QPointF center)
|
|
{
|
|
// Triangle
|
|
|
|
UBGraphicsTriangle* triangle = new UBGraphicsTriangle(); // mem : owned and destroyed by the scene
|
|
mTools << triangle;
|
|
|
|
triangle->setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Tool));
|
|
|
|
addItem(triangle);
|
|
|
|
QPointF itemSceneCenter = triangle->sceneBoundingRect().center();
|
|
triangle->moveBy(center.x() - itemSceneCenter.x(), center.y() - itemSceneCenter.y());
|
|
|
|
triangle->setVisible(true);
|
|
}
|
|
|
|
void UBGraphicsScene::addMagnifier(UBMagnifierParams params)
|
|
{
|
|
// can have only one magnifier at one time
|
|
if(magniferControlViewWidget) return;
|
|
|
|
QWidget *cContainer = (QWidget*)(UBApplication::boardController->controlContainer());
|
|
QGraphicsView *cView = (QGraphicsView*)UBApplication::boardController->controlView();
|
|
QGraphicsView *dView = (QGraphicsView*)UBApplication::boardController->displayView();
|
|
|
|
QPoint dvZeroPoint = dView->mapToGlobal(QPoint(0,0));
|
|
|
|
int cvW = cView->width();
|
|
int dvW = dView->width();
|
|
qreal wCoeff = (qreal)dvW / (qreal)cvW;
|
|
|
|
int cvH = cView->height();
|
|
int dvH = dView->height();
|
|
qreal hCoeff = (qreal)dvH / (qreal)cvH;
|
|
|
|
QPoint ccPoint(params.x,params.y);
|
|
QPoint globalPoint = cContainer->mapToGlobal(ccPoint);
|
|
QPoint cvPoint = cView->mapFromGlobal(globalPoint);
|
|
QPoint dvPoint( cvPoint.x() * wCoeff + dvZeroPoint.x(), cvPoint.y() * hCoeff + dvZeroPoint.y());
|
|
|
|
magniferControlViewWidget = new UBMagnifier((QWidget*)(UBApplication::boardController->controlContainer()), true);
|
|
magniferControlViewWidget->setGrabView((QGraphicsView*)UBApplication::boardController->controlView());
|
|
magniferControlViewWidget->setMoveView((QWidget*)(UBApplication::boardController->controlContainer()));
|
|
magniferControlViewWidget->setSize(params.sizePercentFromScene);
|
|
magniferControlViewWidget->setZoom(params.zoom);
|
|
|
|
magniferDisplayViewWidget = new UBMagnifier((QWidget*)(UBApplication::boardController->displayView()), false);
|
|
magniferDisplayViewWidget->setGrabView((QGraphicsView*)UBApplication::boardController->controlView());
|
|
magniferDisplayViewWidget->setMoveView((QGraphicsView*)UBApplication::boardController->displayView());
|
|
magniferDisplayViewWidget->setSize(params.sizePercentFromScene);
|
|
magniferDisplayViewWidget->setZoom(params.zoom);
|
|
|
|
magniferControlViewWidget->grabNMove(globalPoint, globalPoint, true);
|
|
magniferDisplayViewWidget->grabNMove(globalPoint, dvPoint, true);
|
|
magniferControlViewWidget->show();
|
|
magniferDisplayViewWidget->show();
|
|
|
|
connect(magniferControlViewWidget, SIGNAL(magnifierMoved_Signal(QPoint)), this, SLOT(moveMagnifier(QPoint)));
|
|
connect(magniferControlViewWidget, SIGNAL(magnifierClose_Signal()), this, SLOT(closeMagnifier()));
|
|
connect(magniferControlViewWidget, SIGNAL(magnifierZoomIn_Signal()), this, SLOT(zoomInMagnifier()));
|
|
connect(magniferControlViewWidget, SIGNAL(magnifierZoomOut_Signal()), this, SLOT(zoomOutMagnifier()));
|
|
connect(magniferControlViewWidget, SIGNAL(magnifierDrawingModeChange_Signal(int)), this, SLOT(changeMagnifierMode(int)));
|
|
connect(magniferControlViewWidget, SIGNAL(magnifierResized_Signal(qreal)), this, SLOT(resizedMagnifier(qreal)));
|
|
|
|
setModified(true);
|
|
}
|
|
|
|
void UBGraphicsScene::moveMagnifier()
|
|
{
|
|
if (magniferControlViewWidget)
|
|
{
|
|
QPoint magnifierPos = QPoint(magniferControlViewWidget->pos().x() + magniferControlViewWidget->size().width() / 2, magniferControlViewWidget->pos().y() + magniferControlViewWidget->size().height() / 2 );
|
|
moveMagnifier(magnifierPos, true);
|
|
setModified(true);
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::moveMagnifier(QPoint newPos, bool forceGrab)
|
|
{
|
|
QWidget *cContainer = (QWidget*)(UBApplication::boardController->controlContainer());
|
|
QGraphicsView *cView = (QGraphicsView*)UBApplication::boardController->controlView();
|
|
QGraphicsView *dView = (QGraphicsView*)UBApplication::boardController->displayView();
|
|
|
|
QPoint dvZeroPoint = dView->mapToGlobal(QPoint(0,0));
|
|
|
|
int cvW = cView->width();
|
|
int dvW = dView->width();
|
|
qreal wCoeff = (qreal)dvW / (qreal)cvW;
|
|
|
|
int cvH = cView->height();
|
|
int dvH = dView->height();
|
|
qreal hCoeff = (qreal)dvH / (qreal)cvH;
|
|
|
|
QPoint globalPoint = cContainer->mapToGlobal(newPos);
|
|
QPoint cvPoint = cView->mapFromGlobal(globalPoint);
|
|
QPoint dvPoint( cvPoint.x() * wCoeff + dvZeroPoint.x(), cvPoint.y() * hCoeff + dvZeroPoint.y());
|
|
|
|
magniferControlViewWidget->grabNMove(globalPoint, globalPoint, forceGrab, false);
|
|
magniferDisplayViewWidget->grabNMove(globalPoint, dvPoint, forceGrab, true);
|
|
|
|
setModified(true);
|
|
}
|
|
|
|
void UBGraphicsScene::closeMagnifier()
|
|
{
|
|
DisposeMagnifierQWidgets();
|
|
setModified(true);
|
|
}
|
|
|
|
void UBGraphicsScene::zoomInMagnifier()
|
|
{
|
|
if(magniferControlViewWidget->params.zoom < 8)
|
|
{
|
|
magniferControlViewWidget->setZoom(magniferControlViewWidget->params.zoom + 0.5);
|
|
magniferDisplayViewWidget->setZoom(magniferDisplayViewWidget->params.zoom + 0.5);
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::zoomOutMagnifier()
|
|
{
|
|
if(magniferControlViewWidget->params.zoom > 1)
|
|
{
|
|
magniferControlViewWidget->setZoom(magniferControlViewWidget->params.zoom - 0.5);
|
|
magniferDisplayViewWidget->setZoom(magniferDisplayViewWidget->params.zoom - 0.5);
|
|
setModified(true);
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::changeMagnifierMode(int mode)
|
|
{
|
|
if(magniferControlViewWidget)
|
|
magniferControlViewWidget->setDrawingMode(mode);
|
|
}
|
|
|
|
void UBGraphicsScene::resizedMagnifier(qreal newPercent)
|
|
{
|
|
if(newPercent > 18 && newPercent < 50)
|
|
{
|
|
magniferControlViewWidget->setSize(newPercent);
|
|
magniferControlViewWidget->grabPoint();
|
|
magniferDisplayViewWidget->setSize(newPercent);
|
|
magniferDisplayViewWidget->grabPoint();
|
|
setModified(true);
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::addCompass(QPointF center)
|
|
{
|
|
UBGraphicsCompass* compass = new UBGraphicsCompass(); // mem : owned and destroyed by the scene
|
|
mTools << compass;
|
|
addItem(compass);
|
|
|
|
QRectF rect = compass->rect();
|
|
compass->setRect(center.x() - rect.width() / 2, center.y() - rect.height() / 2, rect.width(), rect.height());
|
|
|
|
compass->setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Tool));
|
|
|
|
compass->setVisible(true);
|
|
}
|
|
|
|
void UBGraphicsScene::addCache()
|
|
{
|
|
UBGraphicsCache* cache = UBGraphicsCache::instance(this);
|
|
if (!items().contains(cache)) {
|
|
addItem(cache);
|
|
|
|
cache->setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Tool));
|
|
|
|
cache->setVisible(true);
|
|
cache->setSelected(true);
|
|
UBApplication::boardController->notifyCache(true);
|
|
UBApplication::boardController->notifyPageChanged();
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::addMask(const QPointF ¢er)
|
|
{
|
|
UBGraphicsCurtainItem* curtain = new UBGraphicsCurtainItem(); // mem : owned and destroyed by the scene
|
|
mTools << curtain;
|
|
|
|
addItem(curtain);
|
|
|
|
QRectF rect = UBApplication::boardController->activeScene()->normalizedSceneRect();
|
|
rect.setRect(center.x() - rect.width()/4, center.y() - rect.height()/4, rect.width()/2 , rect.height()/2);
|
|
curtain->setRect(rect);
|
|
curtain->setVisible(true);
|
|
curtain->setSelected(true);
|
|
}
|
|
|
|
void UBGraphicsScene::setRenderingQuality(UBItem::RenderingQuality pRenderingQuality, UBItem::CacheBehavior cacheBehavior)
|
|
{
|
|
QListIterator<QGraphicsItem*> itItems(mFastAccessItems);
|
|
|
|
while (itItems.hasNext())
|
|
{
|
|
QGraphicsItem *gItem = itItems.next();
|
|
|
|
UBItem *ubItem = dynamic_cast<UBItem*>(gItem);
|
|
|
|
if (ubItem)
|
|
{
|
|
ubItem->setRenderingQuality(pRenderingQuality);
|
|
ubItem->setCacheBehavior(cacheBehavior);
|
|
}
|
|
}
|
|
}
|
|
|
|
QList<QUrl> UBGraphicsScene::relativeDependencies() const
|
|
{
|
|
QList<QUrl> relativePathes;
|
|
|
|
QListIterator<QGraphicsItem*> itItems(mFastAccessItems);
|
|
|
|
while (itItems.hasNext())
|
|
{
|
|
QGraphicsItem* item = itItems.next();
|
|
|
|
UBGraphicsVideoItem *videoItem = qgraphicsitem_cast<UBGraphicsVideoItem*> (item);
|
|
if (videoItem){
|
|
QString completeFileName = QFileInfo(videoItem->mediaFileUrl().toLocalFile()).fileName();
|
|
QString path = UBPersistenceManager::videoDirectory + "/";
|
|
relativePathes << QUrl(path + completeFileName);
|
|
continue;
|
|
}
|
|
|
|
UBGraphicsAudioItem *audioItem = qgraphicsitem_cast<UBGraphicsAudioItem*> (item);
|
|
if (audioItem){
|
|
QString completeFileName = QFileInfo(audioItem->mediaFileUrl().toLocalFile()).fileName();
|
|
QString path = UBPersistenceManager::audioDirectory + "/";
|
|
relativePathes << QUrl(path + completeFileName);
|
|
continue;
|
|
}
|
|
|
|
UBGraphicsWidgetItem* widget = qgraphicsitem_cast<UBGraphicsWidgetItem*>(item);
|
|
if(widget){
|
|
QString widgetPath = UBPersistenceManager::widgetDirectory + "/" + widget->uuid().toString() + ".wgt";
|
|
QString screenshotPath = UBPersistenceManager::widgetDirectory + "/" + widget->uuid().toString().remove("{").remove("}") + ".png";
|
|
relativePathes << QUrl(widgetPath);
|
|
relativePathes << QUrl(screenshotPath);
|
|
continue;
|
|
}
|
|
|
|
UBGraphicsPixmapItem* pixmapItem = qgraphicsitem_cast<UBGraphicsPixmapItem*>(item);
|
|
if(pixmapItem){
|
|
relativePathes << QUrl(UBPersistenceManager::imageDirectory + "/" + pixmapItem->uuid().toString() + ".png");
|
|
continue;
|
|
}
|
|
|
|
UBGraphicsSvgItem* svgItem = qgraphicsitem_cast<UBGraphicsSvgItem*>(item);
|
|
if(svgItem){
|
|
relativePathes << QUrl(UBPersistenceManager::imageDirectory + "/" + svgItem->uuid().toString() + ".svg");
|
|
continue;
|
|
}
|
|
}
|
|
|
|
return relativePathes;
|
|
}
|
|
|
|
QSize UBGraphicsScene::nominalSize()
|
|
{
|
|
if (mDocument && !mNominalSize.isValid())
|
|
{
|
|
mNominalSize = mDocument->defaultDocumentSize();
|
|
}
|
|
|
|
return mNominalSize;
|
|
}
|
|
|
|
/**
|
|
* @brief Return the scene's boundary size, including any background item
|
|
*
|
|
* If no background item is present, this returns nominalSize()
|
|
*/
|
|
QSize UBGraphicsScene::sceneSize()
|
|
{
|
|
UBGraphicsPDFItem *pdfItem = qgraphicsitem_cast<UBGraphicsPDFItem*>(backgroundObject());
|
|
|
|
if (pdfItem) {
|
|
QRectF targetRect = pdfItem->sceneBoundingRect();
|
|
return targetRect.size().toSize();
|
|
}
|
|
|
|
else
|
|
return nominalSize();
|
|
}
|
|
|
|
void UBGraphicsScene::setNominalSize(const QSize& pSize)
|
|
{
|
|
if (nominalSize() != pSize)
|
|
{
|
|
mNominalSize = pSize;
|
|
|
|
if(mDocument)
|
|
mDocument->setDefaultDocumentSize(pSize);
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::setNominalSize(int pWidth, int pHeight)
|
|
{
|
|
setNominalSize(QSize(pWidth, pHeight));
|
|
}
|
|
|
|
void UBGraphicsScene::setSelectedZLevel(QGraphicsItem * item)
|
|
{
|
|
item->setZValue(mZLayerController->generateZLevel(itemLayerType::SelectedItem));
|
|
}
|
|
|
|
void UBGraphicsScene::setOwnZlevel(QGraphicsItem *item)
|
|
{
|
|
item->setZValue(item->data(UBGraphicsItemData::ItemOwnZValue).toReal());
|
|
}
|
|
|
|
QUuid UBGraphicsScene::getPersonalUuid(QGraphicsItem *item)
|
|
{
|
|
QString idCandidate = item->data(UBGraphicsItemData::ItemUuid).toString();
|
|
return idCandidate == QUuid().toString() ? QUuid() : QUuid(idCandidate);
|
|
}
|
|
|
|
qreal UBGraphicsScene::changeZLevelTo(QGraphicsItem *item, UBZLayerController::moveDestination dest, bool addUndo)
|
|
{
|
|
qreal previousZVal = item->data(UBGraphicsItemData::ItemOwnZValue).toReal();
|
|
qreal res = mZLayerController->changeZLevelTo(item, dest);
|
|
|
|
if(addUndo){
|
|
UBGraphicsItemZLevelUndoCommand* uc = new UBGraphicsItemZLevelUndoCommand(this, item, previousZVal, dest);
|
|
UBApplication::undoStack->push(uc);
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
QGraphicsItem* UBGraphicsScene::rootItem(QGraphicsItem* item) const
|
|
{
|
|
QGraphicsItem* root = item;
|
|
|
|
while (root->parentItem())
|
|
{
|
|
root = root->parentItem();
|
|
}
|
|
|
|
return root;
|
|
}
|
|
|
|
void UBGraphicsScene::drawItems (QPainter * painter, int numItems,
|
|
QGraphicsItem * items[], const QStyleOptionGraphicsItem options[], QWidget * widget)
|
|
{
|
|
if (mRenderingContext == NonScreen || mRenderingContext == PdfExport)
|
|
{
|
|
int count = 0;
|
|
|
|
QGraphicsItem** itemsFiltered = new QGraphicsItem*[numItems];
|
|
QStyleOptionGraphicsItem *optionsFiltered = new QStyleOptionGraphicsItem[numItems];
|
|
|
|
for (int i = 0; i < numItems; i++)
|
|
{
|
|
if (!mTools.contains(rootItem(items[i])))
|
|
{
|
|
bool isPdfItem = qgraphicsitem_cast<UBGraphicsPDFItem*> (items[i]) != NULL;
|
|
if(!isPdfItem || mRenderingContext == NonScreen)
|
|
{
|
|
itemsFiltered[count] = items[i];
|
|
optionsFiltered[count] = options[i];
|
|
count++;
|
|
}
|
|
}
|
|
}
|
|
|
|
QGraphicsScene::drawItems(painter, count, itemsFiltered, optionsFiltered, widget);
|
|
|
|
delete[] optionsFiltered;
|
|
delete[] itemsFiltered;
|
|
|
|
}
|
|
else if (mRenderingContext == Podcast)
|
|
{
|
|
int count = 0;
|
|
|
|
QGraphicsItem** itemsFiltered = new QGraphicsItem*[numItems];
|
|
QStyleOptionGraphicsItem *optionsFiltered = new QStyleOptionGraphicsItem[numItems];
|
|
|
|
for (int i = 0; i < numItems; i++)
|
|
{
|
|
bool ok;
|
|
int itemLayerType = items[i]->data(UBGraphicsItemData::ItemLayerType).toInt(&ok);
|
|
if (ok && (itemLayerType >= UBItemLayerType::FixedBackground && itemLayerType <= UBItemLayerType::Tool))
|
|
{
|
|
itemsFiltered[count] = items[i];
|
|
optionsFiltered[count] = options[i];
|
|
count++;
|
|
}
|
|
}
|
|
|
|
QGraphicsScene::drawItems(painter, count, itemsFiltered, optionsFiltered, widget);
|
|
|
|
delete[] optionsFiltered;
|
|
delete[] itemsFiltered;
|
|
|
|
}
|
|
else
|
|
{
|
|
QGraphicsScene::drawItems(painter, numItems, items, options, widget);
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::drawBackground(QPainter *painter, const QRectF &rect)
|
|
{
|
|
if (mIsDesktopMode)
|
|
{
|
|
QGraphicsScene::drawBackground (painter, rect);
|
|
return;
|
|
}
|
|
bool darkBackground = isDarkBackground ();
|
|
|
|
if (darkBackground)
|
|
{
|
|
painter->fillRect (rect, QBrush (QColor (Qt::black)));
|
|
}
|
|
else
|
|
{
|
|
painter->fillRect (rect, QBrush (QColor (Qt::white)));
|
|
}
|
|
|
|
if (mZoomFactor > 0.5)
|
|
{
|
|
QColor bgCrossColor;
|
|
|
|
if (darkBackground)
|
|
bgCrossColor = QColor(UBSettings::settings()->boardCrossColorDarkBackground->get().toString());
|
|
else
|
|
bgCrossColor = QColor(UBSettings::settings()->boardCrossColorLightBackground->get().toString());
|
|
if (mZoomFactor < 0.7)
|
|
{
|
|
int alpha = 255 * mZoomFactor / 2;
|
|
bgCrossColor.setAlpha (alpha); // fade the crossing on small zooms
|
|
}
|
|
|
|
painter->setPen (bgCrossColor);
|
|
|
|
if (mPageBackground == UBPageBackground::crossed)
|
|
{
|
|
qreal firstY = ((int) (rect.y () / backgroundGridSize())) * backgroundGridSize();
|
|
|
|
for (qreal yPos = firstY; yPos < rect.y () + rect.height (); yPos += backgroundGridSize())
|
|
{
|
|
painter->drawLine (rect.x (), yPos, rect.x () + rect.width (), yPos);
|
|
}
|
|
|
|
qreal firstX = ((int) (rect.x () / backgroundGridSize())) * backgroundGridSize();
|
|
|
|
for (qreal xPos = firstX; xPos < rect.x () + rect.width (); xPos += backgroundGridSize())
|
|
{
|
|
painter->drawLine (xPos, rect.y (), xPos, rect.y () + rect.height ());
|
|
}
|
|
}
|
|
|
|
else if (mPageBackground == UBPageBackground::ruled)
|
|
{
|
|
qreal firstY = ((int) (rect.y () / backgroundGridSize())) * backgroundGridSize();
|
|
|
|
for (qreal yPos = firstY; yPos < rect.y () + rect.height (); yPos += backgroundGridSize())
|
|
{
|
|
painter->drawLine (rect.x (), yPos, rect.x () + rect.width (), yPos);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::keyReleaseEvent(QKeyEvent * keyEvent)
|
|
{
|
|
|
|
QList<QGraphicsItem*> si = selectedItems();
|
|
|
|
if(keyEvent->matches(QKeySequence::SelectAll)){
|
|
QListIterator<QGraphicsItem*> itItems(this->mFastAccessItems);
|
|
|
|
while (itItems.hasNext())
|
|
itItems.next()->setSelected(true);
|
|
|
|
keyEvent->accept();
|
|
return;
|
|
}
|
|
|
|
if ((si.size() > 0) && (keyEvent->isAccepted()))
|
|
{
|
|
#ifdef Q_OS_MAC
|
|
if (keyEvent->key() == Qt::Key_Backspace)
|
|
#else
|
|
if (keyEvent->matches(QKeySequence::Delete))
|
|
#endif
|
|
{
|
|
QVector<UBGraphicsItem*> ubItemsToRemove;
|
|
QVector<QGraphicsItem*> itemToRemove;
|
|
|
|
bool bRemoveOk = true;
|
|
|
|
foreach(QGraphicsItem* item, si)
|
|
{
|
|
switch (item->type())
|
|
{
|
|
case UBGraphicsWidgetItem::Type:
|
|
{
|
|
UBGraphicsW3CWidgetItem *wc3_widget = dynamic_cast<UBGraphicsW3CWidgetItem*>(item);
|
|
if (0 != wc3_widget)
|
|
if (!wc3_widget->hasFocus())
|
|
ubItemsToRemove << wc3_widget;
|
|
break;
|
|
}
|
|
case UBGraphicsTextItem::Type:
|
|
{
|
|
UBGraphicsTextItem *text_item = dynamic_cast<UBGraphicsTextItem*>(item);
|
|
if (0 != text_item){
|
|
if (!text_item->hasFocus())
|
|
ubItemsToRemove << text_item;
|
|
else
|
|
bRemoveOk = false;
|
|
}
|
|
break;
|
|
}
|
|
|
|
case UBGraphicsGroupContainerItem::Type:
|
|
{
|
|
UBGraphicsGroupContainerItem* group_item = dynamic_cast<UBGraphicsGroupContainerItem*>(item);
|
|
if(NULL != group_item){
|
|
if(!hasTextItemWithFocus(group_item))
|
|
ubItemsToRemove << group_item;
|
|
else
|
|
bRemoveOk = false;
|
|
}
|
|
break;
|
|
}
|
|
|
|
default:
|
|
{
|
|
UBGraphicsItem *ubgi = dynamic_cast<UBGraphicsItem*>(item);
|
|
if (0 != ubgi)
|
|
ubItemsToRemove << ubgi;
|
|
else
|
|
itemToRemove << item;
|
|
}
|
|
}
|
|
}
|
|
|
|
if(bRemoveOk){
|
|
foreach(UBGraphicsItem* pUBItem, ubItemsToRemove){
|
|
pUBItem->remove();
|
|
}
|
|
foreach(QGraphicsItem* pItem, itemToRemove){
|
|
UBCoreGraphicsScene::removeItem(pItem);
|
|
}
|
|
}
|
|
}
|
|
|
|
keyEvent->accept();
|
|
}
|
|
|
|
QGraphicsScene::keyReleaseEvent(keyEvent);
|
|
}
|
|
|
|
bool UBGraphicsScene::hasTextItemWithFocus(UBGraphicsGroupContainerItem *item){
|
|
bool bHasFocus = false;
|
|
|
|
foreach(QGraphicsItem* pItem, item->childItems()){
|
|
UBGraphicsTextItem *text_item = dynamic_cast<UBGraphicsTextItem*>(pItem);
|
|
if (NULL != text_item){
|
|
if(text_item->hasFocus()){
|
|
bHasFocus = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return bHasFocus;
|
|
}
|
|
|
|
|
|
void UBGraphicsScene::simplifyCurrentStroke()
|
|
{
|
|
if (!mCurrentStroke)
|
|
return;
|
|
|
|
UBGraphicsStroke* simplerStroke = mCurrentStroke->simplify();
|
|
if (!simplerStroke)
|
|
return;
|
|
|
|
foreach(UBGraphicsPolygonItem* poly, mCurrentStroke->polygons()){
|
|
mPreviousPolygonItems.removeAll(poly);
|
|
removeItem(poly);
|
|
}
|
|
|
|
mCurrentStroke = simplerStroke;
|
|
|
|
foreach(UBGraphicsPolygonItem* poly, mCurrentStroke->polygons()) {
|
|
addItem(poly);
|
|
mPreviousPolygonItems.append(poly);
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void UBGraphicsScene::setDocumentUpdated()
|
|
{
|
|
if (document())
|
|
document()->setMetaData(UBSettings::documentUpdatedAt
|
|
, UBStringUtils::toUtcIsoDateTime(QDateTime::currentDateTime()));
|
|
}
|
|
|
|
void UBGraphicsScene::createEraiser()
|
|
{
|
|
if (UBSettings::settings()->showEraserPreviewCircle->get().toBool()) {
|
|
mEraser = new QGraphicsEllipseItem(); // mem : owned and destroyed by the scene
|
|
mEraser->setRect(QRect(0, 0, 0, 0));
|
|
mEraser->setVisible(false);
|
|
|
|
updateEraserColor();
|
|
|
|
mEraser->setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Control));
|
|
mEraser->setData(UBGraphicsItemData::itemLayerType, QVariant(itemLayerType::Eraiser)); //Necessary to set if we want z value to be assigned correctly
|
|
|
|
mTools << mEraser;
|
|
addItem(mEraser);
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::createPointer()
|
|
{
|
|
mPointer = new QGraphicsEllipseItem(); // mem : owned and destroyed by the scene
|
|
mPointer->setRect(QRect(0, 0, 20, 20));
|
|
mPointer->setVisible(false);
|
|
|
|
mPointer->setPen(Qt::NoPen);
|
|
mPointer->setBrush(QBrush(QColor(255, 0, 0, 186)));
|
|
|
|
mPointer->setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Tool));
|
|
mPointer->setData(UBGraphicsItemData::itemLayerType, QVariant(itemLayerType::Pointer)); //Necessary to set if we want z value to be assigned correctly
|
|
|
|
mTools << mPointer;
|
|
addItem(mPointer);
|
|
}
|
|
|
|
void UBGraphicsScene::createMarkerCircle()
|
|
{
|
|
if (UBSettings::settings()->showMarkerPreviewCircle->get().toBool()) {
|
|
mMarkerCircle = new QGraphicsEllipseItem();
|
|
|
|
mMarkerCircle->setRect(QRect(0, 0, 0, 0));
|
|
mMarkerCircle->setVisible(false);
|
|
|
|
mMarkerCircle->setPen(Qt::DotLine);
|
|
updateMarkerCircleColor();
|
|
|
|
mMarkerCircle->setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Control));
|
|
mMarkerCircle->setData(UBGraphicsItemData::itemLayerType, QVariant(itemLayerType::Eraiser));
|
|
|
|
mTools << mMarkerCircle;
|
|
addItem(mMarkerCircle);
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::createPenCircle()
|
|
{
|
|
if (UBSettings::settings()->showPenPreviewCircle->get().toBool()) {
|
|
mPenCircle = new QGraphicsEllipseItem();
|
|
|
|
mPenCircle->setRect(QRect(0, 0, 0, 0));
|
|
mPenCircle->setVisible(false);
|
|
|
|
mPenCircle->setPen(Qt::DotLine);
|
|
updatePenCircleColor();
|
|
|
|
mPenCircle->setData(UBGraphicsItemData::ItemLayerType, QVariant(UBItemLayerType::Control));
|
|
mPenCircle->setData(UBGraphicsItemData::itemLayerType, QVariant(itemLayerType::Eraiser));
|
|
|
|
mTools << mPenCircle;
|
|
addItem(mPenCircle);
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::updateEraserColor()
|
|
{
|
|
if (!mEraser)
|
|
return;
|
|
|
|
if (mDarkBackground) {
|
|
mEraser->setBrush(UBSettings::eraserBrushDarkBackground);
|
|
mEraser->setPen(UBSettings::eraserPenDarkBackground);
|
|
}
|
|
|
|
else {
|
|
mEraser->setBrush(UBSettings::eraserBrushLightBackground);
|
|
mEraser->setPen(UBSettings::eraserPenLightBackground);
|
|
}
|
|
}
|
|
|
|
void UBGraphicsScene::updateMarkerCircleColor()
|
|
{
|
|
if (!mMarkerCircle)
|
|
return;
|
|
|
|
QPen mcPen = mMarkerCircle->pen();
|
|
|
|
if (mDarkBackground) {
|
|
mcPen.setColor(UBSettings::markerCirclePenColorDarkBackground);
|
|
mMarkerCircle->setBrush(UBSettings::markerCircleBrushColorDarkBackground);
|
|
}
|
|
|
|
else {
|
|
mcPen.setColor(UBSettings::markerCirclePenColorLightBackground);
|
|
mMarkerCircle->setBrush(UBSettings::markerCircleBrushColorLightBackground);
|
|
}
|
|
|
|
mcPen.setStyle(Qt::DotLine);
|
|
mMarkerCircle->setPen(mcPen);
|
|
}
|
|
|
|
void UBGraphicsScene::updatePenCircleColor()
|
|
{
|
|
if (!mPenCircle)
|
|
return;
|
|
|
|
QPen mcPen = mPenCircle->pen();
|
|
|
|
if (mDarkBackground) {
|
|
mcPen.setColor(UBSettings::penCirclePenColorDarkBackground);
|
|
mPenCircle->setBrush(UBSettings::penCircleBrushColorDarkBackground);
|
|
}
|
|
|
|
else {
|
|
mcPen.setColor(UBSettings::penCirclePenColorLightBackground);
|
|
mPenCircle->setBrush(UBSettings::penCircleBrushColorLightBackground);
|
|
}
|
|
|
|
mcPen.setStyle(Qt::DotLine);
|
|
mPenCircle->setPen(mcPen);
|
|
}
|
|
|
|
void UBGraphicsScene::setToolCursor(int tool)
|
|
{
|
|
if (tool == (int)UBStylusTool::Selector ||
|
|
tool == (int)UBStylusTool::Text ||
|
|
tool == (int)UBStylusTool::Play) {
|
|
deselectAllItems();
|
|
hideMarkerCircle();
|
|
hidePenCircle();
|
|
}
|
|
|
|
if (mCurrentStroke && mCurrentStroke->polygons().empty()){
|
|
delete mCurrentStroke;
|
|
mCurrentStroke = NULL;
|
|
}
|
|
|
|
}
|
|
|
|
void UBGraphicsScene::initStroke()
|
|
{
|
|
mCurrentStroke = new UBGraphicsStroke(this);
|
|
}
|
|
|