1#ifndef QGBA_DISPLAY
 2#define QGBA_DISPLAY
 3
 4#include <QGLWidget>
 5#include <QThread>
 6#include <QTimer>
 7
 8struct GBAThread;
 9
10namespace QGBA {
11
12class Painter;
13class Display : public QGLWidget {
14Q_OBJECT
15
16public:
17	Display(QGLFormat format, QWidget* parent = nullptr);
18
19public slots:
20	void startDrawing(const uint32_t* buffer, GBAThread* context);
21	void stopDrawing();
22	void pauseDrawing();
23	void unpauseDrawing();
24	void forceDraw();
25#ifdef USE_PNG
26	void screenshot();
27#endif
28
29protected:
30	virtual void initializeGL() override;
31	virtual void paintEvent(QPaintEvent*) override {};
32	virtual void resizeEvent(QResizeEvent*) override;
33
34private:
35	Painter* m_painter;
36	QThread* m_drawThread;
37	GBAThread* m_context;
38};
39
40class Painter : public QObject {
41Q_OBJECT
42
43public:
44	Painter(Display* parent);
45
46	void setContext(GBAThread*);
47	void setBacking(const uint32_t*);
48
49public slots:
50	void forceDraw();
51	void draw();
52	void start();
53	void stop();
54	void pause();
55	void unpause();
56	void resize(const QSize& size);
57
58private:
59	QTimer* m_drawTimer;
60	GBAThread* m_context;
61	const uint32_t* m_backing;
62	GLuint m_tex;
63	QGLWidget* m_gl;
64	QSize m_size;
65};
66
67}
68
69#endif