1 /* Copyright (c) 2013-2015 Jeffrey Pfau
2  *
3  * This Source Code Form is subject to the terms of the Mozilla Public
4  * License, v. 2.0. If a copy of the MPL was not distributed with this
5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6 #include "Display.h"
7 
8 #include "DisplayGL.h"
9 #include "DisplayQt.h"
10 
11 using namespace QGBA;
12 
13 #if defined(BUILD_GL) || defined(BUILD_GLES2) || defined(USE_EPOXY)
14 Display::Driver Display::s_driver = Display::Driver::OPENGL;
15 #else
16 Display::Driver Display::s_driver = Display::Driver::QT;
17 #endif
18 
create(QWidget * parent)19 Display* Display::create(QWidget* parent) {
20 #if defined(BUILD_GL) || defined(BUILD_GLES2) || defined(USE_EPOXY)
21 	QSurfaceFormat format;
22 	format.setSwapInterval(1);
23 	format.setSwapBehavior(QSurfaceFormat::DoubleBuffer);
24 #endif
25 
26 	switch (s_driver) {
27 #if defined(BUILD_GL) || defined(BUILD_GLES2) || defined(USE_EPOXY)
28 	case Driver::OPENGL:
29 		if (QOpenGLContext::openGLModuleType() == QOpenGLContext::LibGLES) {
30 			format.setVersion(3, 0);
31 		} else {
32 			format.setVersion(3, 2);
33 		}
34 		format.setProfile(QSurfaceFormat::CoreProfile);
35 		return new DisplayGL(format, parent);
36 #endif
37 #ifdef BUILD_GL
38 	case Driver::OPENGL1:
39 		format.setVersion(1, 4);
40 		return new DisplayGL(format, parent);
41 #endif
42 
43 	case Driver::QT:
44 		return new DisplayQt(parent);
45 
46 	default:
47 #if defined(BUILD_GL) || defined(BUILD_GLES2) || defined(USE_EPOXY)
48 		return new DisplayGL(format, parent);
49 #else
50 		return new DisplayQt(parent);
51 #endif
52 	}
53 }
54 
Display(QWidget * parent)55 Display::Display(QWidget* parent)
56 	: QWidget(parent)
57 {
58 	setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
59 	connect(&m_mouseTimer, &QTimer::timeout, this, &Display::hideCursor);
60 	m_mouseTimer.setSingleShot(true);
61 	m_mouseTimer.setInterval(MOUSE_DISAPPEAR_TIMER);
62 	setMouseTracking(true);
63 }
64 
resizeEvent(QResizeEvent *)65 void Display::resizeEvent(QResizeEvent*) {
66 	m_messagePainter.resize(size(), m_lockAspectRatio, devicePixelRatio());
67 }
68 
lockAspectRatio(bool lock)69 void Display::lockAspectRatio(bool lock) {
70 	m_lockAspectRatio = lock;
71 	m_messagePainter.resize(size(), m_lockAspectRatio, devicePixelRatio());
72 }
73 
lockIntegerScaling(bool lock)74 void Display::lockIntegerScaling(bool lock) {
75 	m_lockIntegerScaling = lock;
76 }
77 
interframeBlending(bool lock)78 void Display::interframeBlending(bool lock) {
79 	m_interframeBlending = lock;
80 }
81 
showOSDMessages(bool enable)82 void Display::showOSDMessages(bool enable) {
83 	m_showOSD = enable;
84 }
85 
filter(bool filter)86 void Display::filter(bool filter) {
87 	m_filter = filter;
88 }
89 
showMessage(const QString & message)90 void Display::showMessage(const QString& message) {
91 	m_messagePainter.showMessage(message);
92 	if (!isDrawing()) {
93 		forceDraw();
94 	}
95 }
96 
mouseMoveEvent(QMouseEvent *)97 void Display::mouseMoveEvent(QMouseEvent*) {
98 	emit showCursor();
99 	m_mouseTimer.stop();
100 	m_mouseTimer.start();
101 }
102