You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
380 lines
11 KiB
380 lines
11 KiB
/*
|
|
* Copyright (C) 2015-2022 Département de l'Instruction Publique (DIP-SEM)
|
|
*
|
|
* Copyright (C) 2013 Open Education Foundation
|
|
*
|
|
* Copyright (C) 2010-2013 Groupement d'Intérêt Public pour
|
|
* l'Education Numérique en Afrique (GIP ENA)
|
|
*
|
|
* This file is part of OpenBoard.
|
|
*
|
|
* OpenBoard is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, version 3 of the License,
|
|
* with a specific linking exception for the OpenSSL project's
|
|
* "OpenSSL" library (or with modified versions of it that use the
|
|
* same license as the "OpenSSL" library).
|
|
*
|
|
* OpenBoard is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with OpenBoard. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
|
|
|
|
|
|
#ifndef UBGRAPHICSITEMDELEGATE_H_
|
|
#define UBGRAPHICSITEMDELEGATE_H_
|
|
|
|
#define UB_FREE_CONTROL(Object, Scene) \
|
|
if (Object) { \
|
|
if (Scene) { \
|
|
Scene->removeItem(Object); \
|
|
} \
|
|
Object->deleteLater(); \
|
|
Object = 0; \
|
|
} \
|
|
|
|
#include <QtGui>
|
|
#include <QtSvg>
|
|
#include <QMimeData>
|
|
#include <QGraphicsVideoItem>
|
|
|
|
#include "core/UB.h"
|
|
#include "core/UBSettings.h"
|
|
|
|
class QGraphicsSceneMouseEvent;
|
|
class QGraphicsItem;
|
|
class UBGraphicsScene;
|
|
class UBGraphicsProxyWidget;
|
|
class UBGraphicsDelegateFrame;
|
|
class UBGraphicsWidgetItem;
|
|
class UBGraphicsMediaItem;
|
|
|
|
class DelegateButton: public QGraphicsSvgItem
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
DelegateButton(const QString & fileName, QGraphicsItem* pDelegated, QGraphicsItem * parent = 0, Qt::WindowFrameSection section = Qt::TopLeftSection);
|
|
|
|
virtual ~DelegateButton();
|
|
|
|
enum { Type = UBGraphicsItemType::DelegateButtonType };
|
|
virtual int type() const { return Type; }
|
|
|
|
void setTransparentToMouseEvent(bool tr)
|
|
{
|
|
mIsTransparentToMouseEvent = tr;
|
|
}
|
|
|
|
void setFileName(const QString & fileName);
|
|
|
|
void setShowProgressIndicator(bool pShow) {mShowProgressIndicator = pShow;}
|
|
bool testShowProgresIndicator() const {return mShowProgressIndicator;}
|
|
|
|
void setSection(Qt::WindowFrameSection section) {mButtonAlignmentSection = section;}
|
|
Qt::WindowFrameSection getSection() const {return mButtonAlignmentSection;}
|
|
|
|
protected:
|
|
|
|
virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
|
|
virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
|
|
virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
|
|
void timerEvent(QTimerEvent *event);
|
|
|
|
void modified();
|
|
|
|
private slots:
|
|
void startShowProgress();
|
|
|
|
private:
|
|
|
|
QGraphicsItem* mDelegated;
|
|
|
|
QTime mPressedTime;
|
|
bool mIsTransparentToMouseEvent;
|
|
bool mIsPressed;
|
|
int mProgressTimerId;
|
|
int mPressProgres;
|
|
bool mShowProgressIndicator;
|
|
Qt::WindowFrameSection mButtonAlignmentSection;
|
|
|
|
signals:
|
|
void clicked (bool checked = false);
|
|
void longClicked();
|
|
|
|
};
|
|
|
|
/*
|
|
Code of this class is copied from QT QLCDNumber class sources
|
|
See src\gui\widgets\qlcdnumber.cpp for original code
|
|
*/
|
|
class MediaTimer: public QGraphicsRectItem
|
|
{
|
|
public:
|
|
MediaTimer(QGraphicsItem * parent = 0);
|
|
~MediaTimer();
|
|
|
|
void positionHandles();
|
|
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
|
|
QWidget *widget);
|
|
|
|
void display(const QString &str);
|
|
void setNumDigits(int nDigits);
|
|
|
|
private:
|
|
|
|
static const char* getSegments(char);
|
|
void drawString(const QString& s, QPainter &, QBitArray * = 0, bool = true);
|
|
void drawDigit(const QPoint &, QPainter &, int, char, char = ' ');
|
|
void drawSegment(const QPoint &, char, QPainter &, int, bool = false);
|
|
void addPoint(QPolygon&, const QPoint&);
|
|
void internalSetString(const QString& s);
|
|
|
|
static char segments [][8];
|
|
|
|
int ndigits;
|
|
QString digitStr;
|
|
QBitArray points;
|
|
double val;
|
|
|
|
uint shadow : 1;
|
|
uint smallPoint : 1;
|
|
|
|
int digitSpace;
|
|
int xSegLen;
|
|
int ySegLen;
|
|
int segLen;
|
|
int xAdvance;
|
|
int xOffset;
|
|
int yOffset;
|
|
};
|
|
|
|
class DelegateMediaControl: public QObject, public QGraphicsRectItem
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
|
|
DelegateMediaControl(UBGraphicsMediaItem* pDelegated, QGraphicsItem * parent = 0);
|
|
|
|
virtual ~DelegateMediaControl()
|
|
{
|
|
// NOOP
|
|
}
|
|
|
|
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
|
|
QWidget *widget);
|
|
|
|
QPainterPath shape() const;
|
|
|
|
virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
|
|
virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
|
|
virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
|
|
virtual void update();
|
|
|
|
void positionHandles();
|
|
void updateTicker(qint64 time);
|
|
void totalTimeChanged(qint64 newTotalTime);
|
|
|
|
signals:
|
|
void used();
|
|
|
|
protected:
|
|
void seekToMousePos(QPointF mousePos);
|
|
|
|
UBGraphicsMediaItem* mDelegate;
|
|
bool mDisplayCurrentTime;
|
|
|
|
qint64 mCurrentTimeInMs;
|
|
qint64 mTotalTimeInMs;
|
|
|
|
private:
|
|
int mStartWidth;
|
|
int mSeecAreaBorderHeight;
|
|
|
|
QRectF mSeecArea;
|
|
QRectF mLCDTimerArea;
|
|
|
|
MediaTimer *lcdTimer;
|
|
|
|
QString mDisplayFormat;
|
|
};
|
|
|
|
class UBGraphicsToolBarItem : public QGraphicsRectItem, public QObject
|
|
{
|
|
public:
|
|
UBGraphicsToolBarItem(QGraphicsItem * parent = 0);
|
|
virtual ~UBGraphicsToolBarItem() {;}
|
|
|
|
bool isVisibleOnBoard() const { return mVisible; }
|
|
void setVisibleOnBoard(bool visible) { mVisible = visible; }
|
|
bool isShifting() const { return mShifting; }
|
|
void setShifting(bool shifting) { mShifting = shifting; }
|
|
QList<QGraphicsItem*> itemsOnToolBar() const { return mItemsOnToolBar; }
|
|
void setItemsOnToolBar(QList<QGraphicsItem*> itemsOnToolBar) { mItemsOnToolBar = itemsOnToolBar;}
|
|
int minWidth() { return mMinWidth; }
|
|
void positionHandles();
|
|
void update();
|
|
int getElementsPadding(){return mElementsPadding;}
|
|
|
|
private:
|
|
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
|
|
QWidget *widget);
|
|
|
|
private:
|
|
bool mShifting;
|
|
bool mVisible;
|
|
int mMinWidth;
|
|
int mInitialHeight;
|
|
int mElementsPadding;
|
|
QList<QGraphicsItem*> mItemsOnToolBar;
|
|
};
|
|
|
|
class UBGraphicsItemDelegate : public QObject
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
UBGraphicsItemDelegate(QGraphicsItem* pDelegated, QObject * parent = 0, UBGraphicsFlags fls = 0);
|
|
|
|
virtual ~UBGraphicsItemDelegate();
|
|
|
|
virtual void createControls();
|
|
virtual void freeControls();
|
|
virtual void showControls();
|
|
virtual bool controlsExist() const;
|
|
|
|
virtual bool mousePressEvent(QGraphicsSceneMouseEvent *event);
|
|
virtual bool mouseMoveEvent(QGraphicsSceneMouseEvent *event);
|
|
virtual bool mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
|
|
virtual bool wheelEvent(QGraphicsSceneWheelEvent *event);
|
|
|
|
virtual void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
|
|
virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
|
|
|
|
virtual bool keyPressEvent(QKeyEvent *event);
|
|
virtual bool keyReleaseEvent(QKeyEvent *event);
|
|
|
|
virtual QVariant itemChange(QGraphicsItem::GraphicsItemChange change,
|
|
const QVariant &value);
|
|
virtual UBGraphicsScene *castUBGraphicsScene();
|
|
virtual void postpaint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
|
|
|
|
|
|
void printMessage(const QString &mess) {qDebug() << mess;}
|
|
|
|
QGraphicsItem* delegated();
|
|
|
|
virtual void positionHandles();
|
|
void setZOrderButtonsVisible(bool visible);
|
|
|
|
void startUndoStep();
|
|
void commitUndoStep();
|
|
|
|
UBGraphicsDelegateFrame* frame() {return mFrame;}
|
|
|
|
bool isLocked() const;
|
|
|
|
QMimeData* mimeData(){ return mMimeData; }
|
|
void setMimeData(QMimeData* mimeData);
|
|
void setDragPixmap(const QPixmap &pix) {mDragPixmap = pix;}
|
|
|
|
void setLocked(bool pLocked);
|
|
void setButtonsVisible(bool visible);
|
|
|
|
UBGraphicsToolBarItem* getToolBarItem() const { return mToolBarItem; }
|
|
|
|
qreal antiScaleRatio() const { return mAntiScaleRatio; }
|
|
virtual void update() {positionHandles();}
|
|
|
|
UBGraphicsFlags ubflags() const {return mFlags;}
|
|
bool testUBFlags(UBGraphicsFlags pf) const {return mFlags & pf;}
|
|
void setUBFlags(UBGraphicsFlags pf);
|
|
void setUBFlag(UBGraphicsFlags pf, bool set = true);
|
|
|
|
virtual void showToolBar(bool autohide = true) {Q_UNUSED(autohide);}
|
|
|
|
signals:
|
|
void showOnDisplayChanged(bool shown);
|
|
void lockChanged(bool locked);
|
|
|
|
public slots:
|
|
virtual void remove(bool canUndo = true);
|
|
void showMenu();
|
|
|
|
virtual void showHide(bool show);
|
|
virtual void lock(bool lock);
|
|
virtual void duplicate();
|
|
|
|
void increaseZLevelUp();
|
|
void increaseZLevelDown();
|
|
void increaseZlevelTop();
|
|
void increaseZlevelBottom();
|
|
|
|
void onZoomChanged();
|
|
|
|
protected:
|
|
virtual void buildButtons();
|
|
virtual void freeButtons();
|
|
virtual void decorateMenu(QMenu *menu);
|
|
virtual void updateMenuActionState();
|
|
|
|
void showHideRecurs(const QVariant &pShow, QGraphicsItem *pItem);
|
|
void setLockedRecurs(const QVariant &pLock, QGraphicsItem *pItem);
|
|
|
|
QList<DelegateButton*> buttons() {return mButtons;}
|
|
QGraphicsItem* mDelegated;
|
|
|
|
//buttons from the top left section of delegate frame
|
|
DelegateButton* mDeleteButton;
|
|
DelegateButton* mDuplicateButton;
|
|
DelegateButton* mMenuButton;
|
|
|
|
//buttons from the bottom left section of delegate frame
|
|
DelegateButton *mZOrderUpButton;
|
|
DelegateButton *mZOrderDownButton;
|
|
|
|
QMenu* mMenu;
|
|
|
|
QAction* mLockAction;
|
|
QAction* mShowOnDisplayAction;
|
|
QAction* mSetAsBackgroundAction;
|
|
QAction* mGotoContentSourceAction;
|
|
|
|
UBGraphicsDelegateFrame* mFrame;
|
|
qreal mFrameWidth;
|
|
qreal mAntiScaleRatio;
|
|
|
|
QList<DelegateButton*> mButtons;
|
|
QList<DelegateButton*> mToolBarButtons;
|
|
UBGraphicsToolBarItem* mToolBarItem;
|
|
|
|
protected slots:
|
|
virtual void setAsBackground();
|
|
virtual void gotoContentSource();
|
|
|
|
private:
|
|
void updateFrame();
|
|
void updateButtons(bool showUpdated = false);
|
|
|
|
QPointF mOffset;
|
|
QTransform mPreviousTransform;
|
|
QPointF mPreviousPosition;
|
|
QPointF mDragStartPosition;
|
|
qreal mPreviousZValue;
|
|
QSizeF mPreviousSize;
|
|
QMimeData* mMimeData;
|
|
QPixmap mDragPixmap;
|
|
|
|
bool mMoved;
|
|
UBGraphicsFlags mFlags;
|
|
};
|
|
|
|
|
|
#endif /* UBGRAPHICSITEMDELEGATE_H_ */
|
|
|