handprint_identification_reports/drawtool.h

#pragma once
#include "preheader.h"
#include "MainPaintScenee.h"
#include "GraphicsRectItem.h"
#include "GraphicsTextItem.h"
#include "GraphicsPixmapItem.h"
#include "GraphicsPathItem.h"
#include "GraphicsArrowItem.h"
#include "GraphicsLineItem.h"
QT_BEGIN_NAMESPACE
class QGraphicsScene;
class QGraphicsSceneMouseEvent;
class QMenu;
class QPointF;
class QGraphicsLineItem;
class QFont;
class QGraphicsTextItem;
class QColor;
class QAbstractGraphicsShapeItem;
class PaintView;
QT_END_NAMESPACE

class MainPaintScene;
class GraphicsItem;

class DrawTool
{
public:
    DrawTool( DrawBaseShape shape =DrawBaseShape::selection );

    virtual void mousePressEvent(QGraphicsSceneMouseEvent * event, MainPaintScene * scene ) ;
    virtual void mouseMoveEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene ) ;
    virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene );

    virtual void setPicture(QString path=""){}

    void setCurrentColor(QColor color)
    {
        _mColor =color;
    }
    QColor _mColor;
    DrawBaseShape m_drawShape;
    static DrawTool * findTool( DrawBaseShape drawShape );
    static QList<DrawTool*> c_tools;
    static QPointF c_down;
    static quint32 c_nDownFlags;
    static QPointF c_last;
    static DrawBaseShape c_drawShape;
};

class SelectTool : public DrawTool
{
public:
    SelectTool();
    virtual void mousePressEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene ) ;
    virtual void mouseMoveEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene ) ;
    virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene );
    QSizeF  m_lastSize;
    QGraphicsPathItem * dashRect;
    QGraphicsLineItem * dashLine;
    bool m_hoverSizer;

};

class  RotationTool : public DrawTool
{
public:
    RotationTool();
    virtual void mousePressEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene ) ;
    virtual void mouseMoveEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene ) ;
    virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene );
    qreal lastAngle;
    QGraphicsPathItem * dashRect;
};


class ImageTool : public DrawTool
{
public:
    ImageTool(DrawBaseShape drawShape);
    virtual void setPicture(QString path="");
    virtual void mousePressEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene ) ;
    virtual void mouseMoveEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene ) ;
    virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene );
    GraphicsPixmapItem * item;
    QString _imgPath;
};

class RectTool : public DrawTool
{
public:
    RectTool(DrawBaseShape drawShape);
    virtual void mousePressEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene ) ;
    virtual void mouseMoveEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene ) ;
    virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene );
    GraphicsRectItem * item;
};

// 笔
class PenPathTool : public DrawTool
{
public:
    PenPathTool(DrawBaseShape drawShape);
    virtual void mousePressEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene ) ;
    virtual void mouseMoveEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene ) ;
    virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene );
    QGraphicsPathItem * item;
    QPainterPath *_path;
    bool isDrawing; //绘制中
};

//线段
class LineTool : public DrawTool
{
public:
    LineTool(DrawBaseShape drawShape);
    virtual void mousePressEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene ) ;
    virtual void mouseMoveEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene ) ;
    virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene );
    GraphicsLineItem * item;
    bool isDrawing; //绘制中
};

//箭头
class ArrowItem : public DrawTool
{
public:
    ArrowItem(DrawBaseShape drawShape);
    virtual void mousePressEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene ) ;
    virtual void mouseMoveEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene ) ;
    virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene );
    GraphicsArrowItem * item;
    bool isDrawing;
};

// 文本
class TextTool : public DrawTool
{

public:
    TextTool(DrawBaseShape drawShape);
    virtual void mousePressEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene ) ;
    virtual void mouseMoveEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene ) ;
    virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent * event , MainPaintScene * scene );
    GraphicsTextItem *textItem;
};