mainwindow.h

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#pragma once
 
#include <QMainWindow>
#include <QMap>
 
#include "qtcanvas.h"
 
class QtVariantProperty;
class QtProperty;
 
class QtBrowserIndex;
 
class CanvasView : public QtCanvasView
{
    Q_OBJECT
public:
    CanvasView(QWidget* parent = 0) : QtCanvasView(parent), moving(0)
    {
    }
 
    CanvasView(QtCanvas* canvas, QWidget* parent = 0) : QtCanvasView(canvas, parent), moving(0)
    {
    }
 
signals:
    void itemClicked(QtCanvasItem* item);
    void itemMoved(QtCanvasItem* item);
 
protected:
    void contentsMousePressEvent(QMouseEvent* event);
    void contentsMouseDoubleClickEvent(QMouseEvent* event);
    void contentsMouseMoveEvent(QMouseEvent* event);
 
private:
    void handleMouseClickEvent(QMouseEvent* event);
    QPoint moving_start;
    QtCanvasItem* moving;
};
 
class MainWindow : public QMainWindow
{
    Q_OBJECT
public:
    MainWindow(QWidget* parent = 0);
 
private slots:
    void newRectangle();
    void newEllipse();
    void newLine();
    void newText();
    void deleteObject();
    void clearAll();
    void fillView();
 
 
    void itemClicked(QtCanvasItem* item);
    void itemMoved(QtCanvasItem* item);
    void valueChanged(QtProperty* property, const QVariant& value);
 
private:
    QtCanvasItem* addRectangle();
    QtCanvasItem* addEllipse();
    QtCanvasItem* addLine();
    QtCanvasItem* addText();
    void addProperty(QtVariantProperty* property, const QString& id);
    void updateExpandState();
 
    QAction* deleteAction;
 
    class QtVariantPropertyManager* variantManager;
 
    class QtTreePropertyBrowser* propertyEditor;
    CanvasView* canvasView;
    QtCanvas* canvas;
    QtCanvasItem* currentItem;
    QMap<QtProperty*, QString> propertyToId;
    QMap<QString, QtVariantProperty*> idToProperty;
    QMap<QString, bool> idToExpanded;
};