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50
51#ifndef IMAGECOMPOSER_H
52#define IMAGECOMPOSER_H
53
54#include <QPainter>
55#include <QWidget>
56
57QT_BEGIN_NAMESPACE
58class QComboBox;
59class QLabel;
60class QToolButton;
61QT_END_NAMESPACE
62
63//! [0]
64class ImageComposer : public QWidget
65{
66 Q_OBJECT
67
68public:
69 ImageComposer();
70
71private slots:
72 void chooseSource();
73 void chooseDestination();
74 void recalculateResult();
75//! [0]
76
77//! [1]
78private:
79 void addOp(QPainter::CompositionMode mode, const QString &name);
80 void chooseImage(const QString &title, QImage *image, QToolButton *button);
81 void loadImage(const QString &fileName, QImage *image, QToolButton *button);
82 QPainter::CompositionMode currentMode() const;
83 QPoint imagePos(const QImage &image) const;
84
85 QToolButton *sourceButton;
86 QToolButton *destinationButton;
87 QComboBox *operatorComboBox;
88 QLabel *equalLabel;
89 QLabel *resultLabel;
90
91 QImage sourceImage;
92 QImage destinationImage;
93 QImage resultImage;
94};
95//! [1]
96
97#endif // IMAGECOMPOSER_H
98