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
11extern "C" {
12#include "gb/video.h"
13}
14
15using namespace QGBA;
16
17#if defined(BUILD_GL) || defined(BUILD_GLES2) || defined(USE_EPOXY)
18Display::Driver Display::s_driver = Display::Driver::OPENGL;
19#else
20Display::Driver Display::s_driver = Display::Driver::QT;
21#endif
22
23Display* Display::create(QWidget* parent) {
24#if defined(BUILD_GL) || defined(BUILD_GLES2) || defined(USE_EPOXY)
25	QGLFormat format(QGLFormat(QGL::Rgba | QGL::DoubleBuffer));
26	format.setSwapInterval(1);
27#endif
28
29	switch (s_driver) {
30#if defined(BUILD_GL) || defined(BUILD_GLES2) || defined(USE_EPOXY)
31	case Driver::OPENGL:
32		return new DisplayGL(format, parent);
33#endif
34#ifdef BUILD_GL
35	case Driver::OPENGL1:
36		format.setVersion(1, 4);
37		return new DisplayGL(format, parent);
38#endif
39
40	case Driver::QT:
41		return new DisplayQt(parent);
42
43	default:
44#if defined(BUILD_GL) || defined(BUILD_GLES2) || defined(USE_EPOXY)
45		return new DisplayGL(format, parent);
46#else
47		return new DisplayQt(parent);
48#endif
49	}
50}
51
52Display::Display(QWidget* parent)
53	: QWidget(parent)
54	, m_lockAspectRatio(false)
55	, m_filter(false)
56{
57	setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
58	setMinimumSize(GB_VIDEO_HORIZONTAL_PIXELS, GB_VIDEO_VERTICAL_PIXELS);
59	connect(&m_mouseTimer, SIGNAL(timeout()), this, SIGNAL(hideCursor()));
60	m_mouseTimer.setSingleShot(true);
61	m_mouseTimer.setInterval(MOUSE_DISAPPEAR_TIMER);
62	setMouseTracking(true);
63}
64
65void Display::resizeEvent(QResizeEvent*) {
66	m_messagePainter.resize(size(), m_lockAspectRatio, devicePixelRatio());
67}
68
69void Display::lockAspectRatio(bool lock) {
70	m_lockAspectRatio = lock;
71	m_messagePainter.resize(size(), m_lockAspectRatio, devicePixelRatio());
72}
73
74void Display::filter(bool filter) {
75	m_filter = filter;
76}
77
78void Display::showMessage(const QString& message) {
79	m_messagePainter.showMessage(message);
80	if (!isDrawing()) {
81		forceDraw();
82	}
83}
84
85void Display::mouseMoveEvent(QMouseEvent*) {
86	emit showCursor();
87	m_mouseTimer.stop();
88	m_mouseTimer.start();
89}