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/*
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version
2 of the License, or (at your option) any later version.
*/
#ifndef PICTUREVIEWER2_H
#define PICTUREVIEWER2_H
#include <QGraphicsView>
#include <QList>
#include <QVariant>
#include <QGraphicsItem>
#include <QStaticText>
class QGraphicsScene;
class QGraphicsPixmapItem;
class QWheelEvent;
class QContextMenuEvent;
class QTimer;
class QTextDocument;
class QTextCursor;
class PictureViewer2Item;
class QGraphicsItem;
class SmTreeItem;
class MappingTreeModel;
typedef QList<QVariant> PicData;
typedef QList<QList<QVariant> > PicDataList;
class PictureViewer2 : public QGraphicsView {
Q_OBJECT
public:
enum AssocActions { SlideAction, HideAction };
explicit PictureViewer2(QWidget *parent = 0);
void addFiles(const PicDataList &files, bool clear = true);
void addFiles(const QString &dir, bool clear = true);
void setFile(const PicData &file);
void setFile(const QString &fullPath);
PicData picData(const QString &fullPath);
virtual QSize sizeHint() const;
public slots:
void next();
void previous();
void slide(bool);
void readSettings();
void writeSettings();
void shuffle();
void initActions();
protected:
virtual void wheelEvent(QWheelEvent *event);
virtual void contextMenuEvent(QContextMenuEvent *e);
virtual void keyPressEvent(QKeyEvent *e);
virtual void hideEvent(QHideEvent *);
private slots:
void showFile(const PicData &data);
void constructInfoItem(const PicData &file, QSize picSize);
void constructMappingItem(const PicData &file);
private:
void setupDialog();
void setGradient(const QPixmap &pic);
QTextDocument *treeToString(const SmTreeItem *root) const;
void treeToStringRecursive(const SmTreeItem *parent, QTextCursor *cursor, int indent) const;
QPointF getPos(PictureViewer2Item *item, int pos, const QPointF &movPos);
QString constructWindowTitle() const;
PicDataList mFiles;
QGraphicsScene *mScene;
QSize mMinimunSize;
QGraphicsPixmapItem *mCur;
int mCurPos;
int mConfigInfoPos;
int mConfigMapPos;
QTimer *mSlideTimer;
const QString mDefaultFile;
PictureViewer2Item *mFnItem;
PictureViewer2Item *mMappingItem;
bool mUseGradient;
bool mShowInfoItem;
bool mShowMapItem;
QColor mBgColor;
QPointF mInfoPos;
QPointF mMappingPos;
QAction *mSlideA;
QAction *mHideA;
};
class PictureViewer2Item : public QGraphicsItem {
public:
explicit PictureViewer2Item(const PicData &data, const int numSelected, const QSize &picSize = QSize(), QGraphicsItem *parent = 0);
explicit PictureViewer2Item(QTextDocument *doc, QGraphicsItem *parent = 0);
~PictureViewer2Item();
QRectF boundingRect() const;
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
private:
QStaticText mText;
QTextDocument *mDoc;
};
#endif // PICTUREVIEWER2_H
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