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https://github.com/mapmapteam/mapmap.git
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97 lines
2.5 KiB
C++
97 lines
2.5 KiB
C++
/*
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* MapperGLCanvas.h
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*
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* (c) 2013 Sofian Audry -- info(@)sofianaudry(.)com
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*
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* This program 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, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef MAPPERGLCANVAS_H_
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#define MAPPERGLCANVAS_H_
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#include <QGLWidget>
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#include <QKeyEvent>
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#include <QPaintEvent>
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#include <iostream>
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#include "UidAllocator.h"
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#include "Shape.h"
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class MainWindow;
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/**
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* Qt GUI widget that draws a mapper, which is a shape with some paint.
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*/
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class MapperGLCanvas: public QGLWidget
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{
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Q_OBJECT
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public:
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MapperGLCanvas(MainWindow* mainWindow, QWidget* parent = 0, const QGLWidget* shareWidget = 0);
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virtual ~MapperGLCanvas() {}
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virtual Shape* getShapeFromMappingId(uid mappingId) = 0;
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void switchImage(int imageId);
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// QSize sizeHint() const;
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// QSize minimumSizeHint() const;
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Shape* getCurrentShape();
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void glueVertex(Shape *, QPointF *);
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MainWindow* getMainWindow() const { return _mainWindow; }
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bool displayControls() const { return _displayControls; }
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bool stickyVertices() const { return _stickyVertices; }
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protected:
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void initializeGL();
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void resizeGL(int width, int height);
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void paintGL();
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void keyPressEvent(QKeyEvent* event);
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void mousePressEvent(QMouseEvent* event);
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void mouseMoveEvent(QMouseEvent* event);
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void mouseReleaseEvent(QMouseEvent* event);
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void paintEvent(QPaintEvent* event);
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private:
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void draw(QPainter* painter);
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void enterDraw(QPainter* painter);
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virtual void doDraw(QPainter* painter) = 0;
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void exitDraw(QPainter* painter);
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MainWindow* _mainWindow;
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bool _mousePressedToDragVertex;
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int _activeVertex;
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bool _shapeGrabbed;
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bool _shapeFirstGrab;
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bool _displayControls;
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bool _stickyVertices;
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signals:
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void shapeChanged(Shape*);
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void imageChanged();
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public slots:
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void updateCanvas();
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void enableDisplayControls(bool display);
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void enableStickyVertices(bool display);
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void deselectAll();
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public:
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static const int NO_VERTEX = -1;
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};
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#endif /* MAPPERGLCANVAS_H_ */
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