#ifndef SCREEN_H
#define SCREEN_H

#include <QWidget>
#include <QEvent>
#include <QMenu>
#include <QPixmap>
#include <QApplication>
#include <QDesktopWidget>
#include <QSize>
#include <QPainter>
#include <QKeyEvent>
#include <QPoint>
#include <QDateTime>
#include <QFileDialog>
#include <QMessageBox>
#include <QClipboard>
#include <time.h>

#include <3rdparty/qxtglobalshortcut.h>
#include <boost/make_shared.hpp>
#include <boost/shared_ptr.hpp>

#define MAX(a,b)   \
        ((a) > (b) ? (a) : (b))
#define MIN(a,b)    \
        ((a) < (b) ? (a) : (b))


struct Box {
    QPoint startP;
    QPoint endP;
};

class ScreenShot : public QWidget {
    Q_OBJECT
public:
    typedef boost::shared_ptr<QPixmap> Pixmap_ptr;
    typedef boost::shared_ptr<QxtGlobalShortcut> QxtGlobalShortcut_ptr;
    typedef boost::shared_ptr<QMenu>    Menu_ptr;
    typedef boost::shared_ptr<QAction>  Action_ptr;

    ScreenShot(QWidget *parent = 0);
    bool Maxpoint(const QPoint &p1,const QPoint&p2);

protected:
    void paintEvent(QPaintEvent *);
    void keyPressEvent ( QKeyEvent * event );
    void hideEvent ( QHideEvent * );
    void mouseMoveEvent ( QMouseEvent * event ) ;
    void mousePressEvent ( QMouseEvent * event );
    void mouseReleaseEvent ( QMouseEvent * event );

private:
    //正常屏幕与朦胧屏幕
    Pixmap_ptr screen, fogscreen;

    //待绘画的盒子
    struct Box box;

    //定义 0 --- 左上角
    //定义 1 --- 右上角
    //定义 2 --- 右下角
    //定义 3 --- 左下角
    //定义 4 --- 中间截图区域
    //其他 5
    int area ;

    //截图框，移动的图形框,绘画截图框
    QRect drawBox;

    //全局快捷键
    QxtGlobalShortcut_ptr shortcut;

    //基础方格
    QVector<QRect> rects;

    //提示线
    QVector<QLine> tiplines;

    //标志
    quint8 flags;

    //鼠标按下的位置，用来移动窗体
    QPoint mouseP;

    //菜单
    Menu_ptr menu;

    //菜单动作
    Action_ptr action_about;
    Action_ptr action_shot;
    Action_ptr action_exit;
    Action_ptr action_help;
    Action_ptr action_cut;

    //蒙板初始化
    void fogInit();

    //判断鼠标位于哪块区域
    int judgeMouseArea(const QPoint &p);

    //数据初始化
    void dataInit();

    //初始化菜单
    void initMenu();

public  slots:
    //保存图片
    void savePic();
    //快速保存图片在桌面
    void fastsavePic();
    //保存截图到剪切板
    void saveClipboard();
    //关于
    void slot_about();
    //帮助
    void slot_help();

private slots:
    //快捷键调用槽函数
    void slotwork();
};

#endif // SCREEN_H