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/*
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* Copyright (C) 2015-2022 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 "UBGraphicsLineStroke.h" |
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#include "UBGraphicsLineItem.h" |
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#include "board/UBBoardController.h" |
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#include "core/UBApplication.h" |
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#include "core/memcheck.h" |
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#include "domain/UBGraphicsScene.h" |
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#include "frameworks/UBGeometryUtils.h" |
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UBGraphicsLineStroke::UBGraphicsLineStroke(UBGraphicsScene *scene) |
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:mScene(scene) |
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{ |
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mAntiScaleRatio = 1./(UBApplication::boardController->systemScaleFactor() * UBApplication::boardController->currentZoom()); |
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} |
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UBGraphicsLineStroke::~UBGraphicsLineStroke() |
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{ |
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foreach(UBGraphicsLineItem* line, mLines) |
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line->setStroke(NULL); |
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mLines.clear(); |
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} |
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void UBGraphicsLineStroke::addLine(UBGraphicsLineItem* line) |
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{ |
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remove(line); |
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mLines << line; |
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} |
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void UBGraphicsLineStroke::remove(UBGraphicsLineItem* lineItem) |
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{ |
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int n = mLines.indexOf(lineItem); |
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if (n>=0) |
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mLines.removeAt(n); |
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} |
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QList<UBGraphicsLineItem*> UBGraphicsLineStroke::lines() const |
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{ |
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return mLines; |
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} |
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bool UBGraphicsLineStroke::hasPressure() |
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{ |
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if (mLines.count() > 2) |
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{ |
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qreal nominalWidth = mLines.at(0)->originalWidth(); |
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foreach(UBGraphicsLineItem* line, mLines) |
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{ |
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if (!line->isNominalLine() || line->originalWidth() != nominalWidth) |
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return true; |
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} |
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return false; |
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} |
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else |
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return true; |
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} |
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UBGraphicsLineStroke* UBGraphicsLineStroke::deepCopy() |
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{ |
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UBGraphicsLineStroke* clone = new UBGraphicsLineStroke(); |
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return clone; |
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} |
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bool UBGraphicsLineStroke::hasAlpha() const |
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{ |
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if (mLines.length() > 0 && mLines.at(0)->color().alphaF() != 1.0) |
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{ |
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return true; |
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} |
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else |
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{ |
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return false; |
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} |
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} |
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void UBGraphicsLineStroke::clear() |
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{ |
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if(!mLines.empty()){ |
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mLines.clear(); |
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} |
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} |
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@ -0,0 +1,74 @@ |
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/*
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* Copyright (C) 2015-2022 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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#ifndef UBGRAPHICSSTROKE_H_ |
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#define UBGRAPHICSSTROKE_H_ |
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#include <QtGui> |
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#include "core/UB.h" |
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class UBGraphicsLineItem; |
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class UBGraphicsScene; |
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class UBGraphicsLineStroke |
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{ |
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friend class UBGraphicsLineItem; |
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public: |
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UBGraphicsLineStroke(UBGraphicsScene* scene = NULL); |
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virtual ~UBGraphicsLineStroke(); |
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bool hasPressure(); |
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QList<UBGraphicsLineItem*> lines() const; |
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void remove(UBGraphicsLineItem* lineItem); |
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UBGraphicsLineStroke *deepCopy(); |
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bool hasAlpha() const; |
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void clear(); |
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protected: |
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void addLine(UBGraphicsLineItem* line); |
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private: |
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UBGraphicsScene * mScene; |
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QList<UBGraphicsLineItem*> mLines; |
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qreal mAntiScaleRatio; |
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}; |
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#endif /* UBGRAPHICSSTROKE_H_ */ |
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