carouselimagewindow.h

#ifndef CAROUSELIMAGEWINDOW_H
#define CAROUSELIMAGEWINDOW_H

#include <QWidget>
#include <QScrollArea>
#include <QTimer>
#include <QPropertyAnimation>
#include <QPushButton>

class CarouselImageWindow : public QWidget
{
    Q_OBJECT

public:
    CarouselImageWindow(QWidget *parent = NULL);
    ~CarouselImageWindow();

    // 设置图片列表;
    void setImageList(QStringList imageFileNameList);
    // 添加图片;
    void addImage(QString imageFileName);
    // 开始播放;
    void startPlay();

private:
    // 初始化图片切换按钮;
    void initChangeImageButton();
    // 绘图事件;
    void paintEvent(QPaintEvent *event);

    // 鼠标点击事件;
    void mousePressEvent(QMouseEvent* event);

public slots:
    // 图片切换时钟;
    void onImageChangeTimeout();

    // 图片切换按钮点击;
    void onImageSwitchButtonClicked(int buttonId);

private:
    // 用来做图片切换滑动效果，目前以透明度作为切换效果;
    QScrollArea* m_imagePlayWidget;
    // 图片列表;
    QList<QString> m_imageFileNameList;

    // 图片切换时钟;
    QTimer m_imageChangeTimer;

    // 当前显示图片index;
    int m_currentDrawImageIndx;

    // 切换图片;
    QPixmap m_currentPixmap;
    QPixmap m_nextPixmap;
    // 图片切换动画类;
    QPropertyAnimation* m_opacityAnimation;
    // 按钮列表;
    QList<QPushButton*> m_pButtonChangeImageList;
};


#endif // CAROUSELIMAGEWINDOW_H