1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
|
// vim: set tabstop=4 shiftwidth=4 expandtab:
/*
Gwenview: an image viewer
Copyright 2011 Aurélien Gâteau <agateau@kde.org>
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.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Cambridge, MA 02110-1301, USA.
*/
#ifndef RASTERIMAGEVIEW_H
#define RASTERIMAGEVIEW_H
#include <lib/gwenviewlib_export.h>
// Local
#include <lib/documentview/abstractimageview.h>
// KDE
class QGraphicsSceneHoverEvent;
namespace Gwenview
{
class AbstractRasterImageViewTool;
class RasterImageViewPrivate;
class GWENVIEWLIB_EXPORT RasterImageView : public AbstractImageView
{
Q_OBJECT
public:
enum AlphaBackgroundMode {
AlphaBackgroundCheckBoard,
AlphaBackgroundSolid
};
RasterImageView(QGraphicsItem* parent = 0);
~RasterImageView();
void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget);
void setCurrentTool(AbstractRasterImageViewTool* tool);
AbstractRasterImageViewTool* currentTool() const;
void setAlphaBackgroundMode(AlphaBackgroundMode mode);
void setAlphaBackgroundColor(const QColor& color);
Q_SIGNALS:
void currentToolChanged(AbstractRasterImageViewTool*);
protected:
void loadFromDocument();
void onZoomChanged();
void onImageOffsetChanged();
void onScrollPosChanged(const QPointF& oldPos);
void resizeEvent(QGraphicsSceneResizeEvent* event);
void mousePressEvent(QGraphicsSceneMouseEvent* event);
void mouseMoveEvent(QGraphicsSceneMouseEvent* event);
void mouseReleaseEvent(QGraphicsSceneMouseEvent* event);
void wheelEvent(QGraphicsSceneWheelEvent* event);
void keyPressEvent(QKeyEvent* event);
void keyReleaseEvent(QKeyEvent* event);
void hoverMoveEvent(QGraphicsSceneHoverEvent*);
private Q_SLOTS:
void slotDocumentMetaInfoLoaded();
void slotDocumentIsAnimatedUpdated();
void finishSetDocument();
void updateFromScaler(int, int, const QImage&);
void updateImageRect(const QRect& imageRect);
void updateBuffer(const QRegion& region = QRegion());
private:
RasterImageViewPrivate* const d;
};
} // namespace
#endif /* RASTERIMAGEVIEW_H */
|