first commit

2026-04-29 14:10:10 +08:00
commit b28556d43d
1558 changed files with 241386 additions and 0 deletions
@@ -0,0 +1,77 @@
+#ifndef PICSCENE_H
+#define PICSCENE_H
+#include <QGraphicsScene>
+#include "pictextitem.h"
+#include <QGraphicsSceneMouseEvent>
+#include <QPoint>
+
+QT_BEGIN_NAMESPACE
+class QGraphicsSceneMouseEvent;
+class QMenu;
+class QPointF;
+class QGraphicsLineItem;
+class QFont;
+class QGraphicsTextItem;
+class QColor;
+QT_END_NAMESPACE
+
+class PicScene : public QGraphicsScene
+{
+    Q_OBJECT
+public:
+    enum Mode { InsertItem, InsertLine, InsertText, InsertPic, MoveItem };
+    explicit PicScene(QObject *parent = 0);
+    
+    QFont font() const
+        { return myFont; }
+    QColor textColor() const
+        { return myTextColor; }
+    QColor itemColor() const
+        { return myItemColor; }
+    QColor lineColor() const
+        { return myLineColor; }
+    void setLineColor(const QColor &color);
+    void setTextColor(const QColor &color);
+    void setItemColor(const QColor &color);
+    void setFont(const QFont &font);
+    void keyPressEvent(QKeyEvent *event);
+
+public slots:
+    void setMode(Mode mode);
+    void setIsdrawBackground(bool newIsdrawBackground);
+signals:
+    void textInserted(QGraphicsTextItem *item);
+    void itemSelected(QGraphicsItem *item);
+    void xmlContentChanged();
+    void showTextWidthHeight();
+    void adjustItemsPos();
+    void focusedItemPosChanged(QPoint p);
+
+private slots:
+    void onFocusItemChanged(QGraphicsItem *newFocusItem, QGraphicsItem *oldFocusItem, Qt::FocusReason reason);
+    void onFocusedItemPosChanged();
+
+protected:
+    void mousePressEvent(QGraphicsSceneMouseEvent *mouseEvent);
+    void mouseMoveEvent(QGraphicsSceneMouseEvent *mouseEvent);
+    void mouseReleaseEvent(QGraphicsSceneMouseEvent *mouseEvent);
+    void drawBackground(QPainter *painter, const QRectF &rect);
+private:
+    bool isItemChange(int type);
+
+    QMenu *myItemMenu;
+    Mode myMode;
+    bool leftButtonDown;
+    QPointF startPoint;
+    QGraphicsLineItem *line;
+    QFont myFont;
+    PicTextItem *textItem;
+    QColor myTextColor;
+    QColor myItemColor;
+    QColor myLineColor;
+
+    bool IsdrawBackground;
+
+    QGraphicsObject* currFocusItem;
+};
+#endif // PICSCENE_H