all repos — mgba @ 8b44ea61ab5c0a866f2e3b4bb004b757967ae2ac

mGBA Game Boy Advance Emulator

src/platform/qt/Window.cpp (view raw)

  1#include "Window.h"
  2
  3#include <QFileDialog>
  4#include <QKeyEvent>
  5#include <QKeySequence>
  6#include <QMenuBar>
  7#include <QStackedLayout>
  8
  9#include "ConfigController.h"
 10#include "GameController.h"
 11#include "GBAKeyEditor.h"
 12#include "GDBController.h"
 13#include "GDBWindow.h"
 14#include "LoadSaveState.h"
 15#include "LogView.h"
 16#include "VideoView.h"
 17
 18extern "C" {
 19#include "platform/commandline.h"
 20}
 21
 22using namespace QGBA;
 23
 24Window::Window(ConfigController* config, QWidget* parent)
 25	: QMainWindow(parent)
 26	, m_logView(new LogView())
 27	, m_stateWindow(nullptr)
 28	, m_screenWidget(new WindowBackground())
 29	, m_logo(":/res/mgba-1024.png")
 30	, m_config(config)
 31#ifdef USE_FFMPEG
 32	, m_videoView(nullptr)
 33#endif
 34#ifdef USE_GDB_STUB
 35	, m_gdbController(nullptr)
 36#endif
 37{
 38	setWindowTitle(PROJECT_NAME);
 39	m_controller = new GameController(this);
 40	m_controller->setInputController(&m_inputController);
 41
 42	QGLFormat format(QGLFormat(QGL::Rgba | QGL::DoubleBuffer));
 43	format.setSwapInterval(1);
 44	m_display = new Display(format);
 45
 46	m_screenWidget->setMinimumSize(m_display->minimumSize());
 47	m_screenWidget->setSizePolicy(m_display->sizePolicy());
 48	m_screenWidget->setSizeHint(m_display->minimumSize() * 2);
 49	setCentralWidget(m_screenWidget);
 50
 51	connect(m_controller, SIGNAL(gameStarted(GBAThread*)), this, SLOT(gameStarted(GBAThread*)));
 52	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_display, SLOT(stopDrawing()));
 53	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), this, SLOT(gameStopped()));
 54	connect(m_controller, SIGNAL(stateLoaded(GBAThread*)), m_display, SLOT(forceDraw()));
 55	connect(m_controller, SIGNAL(gamePaused(GBAThread*)), m_display, SLOT(pauseDrawing()));
 56	connect(m_controller, SIGNAL(gameUnpaused(GBAThread*)), m_display, SLOT(unpauseDrawing()));
 57	connect(m_controller, SIGNAL(postLog(int, const QString&)), m_logView, SLOT(postLog(int, const QString&)));
 58	connect(this, SIGNAL(startDrawing(const uint32_t*, GBAThread*)), m_display, SLOT(startDrawing(const uint32_t*, GBAThread*)), Qt::QueuedConnection);
 59	connect(this, SIGNAL(shutdown()), m_display, SLOT(stopDrawing()));
 60	connect(this, SIGNAL(shutdown()), m_controller, SLOT(closeGame()));
 61	connect(this, SIGNAL(shutdown()), m_logView, SLOT(hide()));
 62	connect(this, SIGNAL(audioBufferSamplesChanged(int)), m_controller, SLOT(setAudioBufferSamples(int)));
 63	connect(this, SIGNAL(fpsTargetChanged(float)), m_controller, SLOT(setFPSTarget(float)));
 64
 65	setupMenu(menuBar());
 66}
 67
 68Window::~Window() {
 69	delete m_logView;
 70
 71#ifdef USE_FFMPEG
 72	delete m_videoView;
 73#endif
 74}
 75
 76void Window::argumentsPassed(GBAArguments* args) {
 77	loadConfig();
 78
 79	if (args->patch) {
 80		m_controller->loadPatch(args->patch);
 81	}
 82
 83	if (args->fname) {
 84		m_controller->loadGame(args->fname, args->dirmode);
 85	}
 86}
 87
 88void Window::setConfig(ConfigController* config) {
 89	m_config = config;
 90}
 91
 92void Window::loadConfig() {
 93	const GBAOptions* opts = m_config->options();
 94
 95	m_logView->setLevels(opts->logLevel);
 96
 97	m_controller->setFrameskip(opts->frameskip);
 98	m_controller->setAudioSync(opts->audioSync);
 99	m_controller->setVideoSync(opts->videoSync);
100
101	if (opts->bios) {
102		m_controller->loadBIOS(opts->bios);
103	}
104
105	if (opts->fpsTarget) {
106		emit fpsTargetChanged(opts->fpsTarget);
107	}
108
109	if (opts->audioBuffers) {
110		emit audioBufferSamplesChanged(opts->audioBuffers);
111	}
112
113	if (opts->width && opts->height) {
114		m_screenWidget->setSizeHint(QSize(opts->width, opts->height));
115	}
116
117	m_inputController.setConfiguration(m_config);
118}
119
120void Window::saveConfig() {
121	m_config->write();
122}
123
124void Window::selectROM() {
125	QString filename = QFileDialog::getOpenFileName(this, tr("Select ROM"));
126	if (!filename.isEmpty()) {
127		m_controller->loadGame(filename);
128	}
129}
130
131void Window::selectBIOS() {
132	QString filename = QFileDialog::getOpenFileName(this, tr("Select BIOS"));
133	if (!filename.isEmpty()) {
134		m_controller->loadBIOS(filename);
135	}
136}
137
138void Window::selectPatch() {
139	QString filename = QFileDialog::getOpenFileName(this, tr("Select patch"), QString(), tr("Patches (*.ips *.ups)"));
140	if (!filename.isEmpty()) {
141		m_controller->loadPatch(filename);
142	}
143}
144
145void Window::openKeymapWindow() {
146	GBAKeyEditor* keyEditor = new GBAKeyEditor(&m_inputController, InputController::KEYBOARD);
147	connect(this, SIGNAL(shutdown()), keyEditor, SLOT(close()));
148	keyEditor->setAttribute(Qt::WA_DeleteOnClose);
149	keyEditor->show();
150}
151
152#ifdef USE_FFMPEG
153void Window::openVideoWindow() {
154	if (!m_videoView) {
155		m_videoView = new VideoView();
156		connect(m_videoView, SIGNAL(recordingStarted(GBAAVStream*)), m_controller, SLOT(setAVStream(GBAAVStream*)));
157		connect(m_videoView, SIGNAL(recordingStopped()), m_controller, SLOT(clearAVStream()), Qt::DirectConnection);
158		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_videoView, SLOT(stopRecording()));
159		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_videoView, SLOT(close()));
160		connect(this, SIGNAL(shutdown()), m_videoView, SLOT(close()));
161	}
162	m_videoView->show();
163}
164#endif
165
166#ifdef USE_GDB_STUB
167void Window::gdbOpen() {
168	if (!m_gdbController) {
169		m_gdbController = new GDBController(m_controller, this);
170	}
171	GDBWindow* window = new GDBWindow(m_gdbController);
172	window->show();
173}
174#endif
175
176void Window::keyPressEvent(QKeyEvent* event) {
177	if (event->isAutoRepeat()) {
178		QWidget::keyPressEvent(event);
179		return;
180	}
181	if (event->key() == Qt::Key_Tab) {
182		m_controller->setTurbo(true, false);
183	}
184	GBAKey key = m_inputController.mapKeyboard(event->key());
185	if (key == GBA_KEY_NONE) {
186		QWidget::keyPressEvent(event);
187		return;
188	}
189	m_controller->keyPressed(key);
190	event->accept();
191}
192
193void Window::keyReleaseEvent(QKeyEvent* event) {
194	if (event->isAutoRepeat()) {
195		QWidget::keyReleaseEvent(event);
196		return;
197	}
198	if (event->key() == Qt::Key_Tab) {
199		m_controller->setTurbo(false, false);
200	}
201	GBAKey key = m_inputController.mapKeyboard(event->key());
202	if (key == GBA_KEY_NONE) {
203		QWidget::keyPressEvent(event);
204		return;
205	}
206	m_controller->keyReleased(key);
207	event->accept();
208}
209
210void Window::resizeEvent(QResizeEvent*) {
211	redoLogo();
212	m_config->setOption("height", m_screenWidget->height());
213	m_config->setOption("width", m_screenWidget->width());
214}
215
216void Window::closeEvent(QCloseEvent* event) {
217	emit shutdown();
218	QMainWindow::closeEvent(event);
219}
220
221void Window::toggleFullScreen() {
222	if (isFullScreen()) {
223		showNormal();
224	} else {
225		showFullScreen();
226	}
227}
228
229void Window::gameStarted(GBAThread* context) {
230	emit startDrawing(m_controller->drawContext(), context);
231	foreach (QAction* action, m_gameActions) {
232		action->setDisabled(false);
233	}
234	char title[13] = { '\0' };
235	GBAGetGameTitle(context->gba, title);
236	setWindowTitle(tr(PROJECT_NAME " - %1").arg(title));
237	attachWidget(m_display);
238	m_screenWidget->setScaledContents(true);
239}
240
241void Window::gameStopped() {
242	foreach (QAction* action, m_gameActions) {
243		action->setDisabled(true);
244	}
245	setWindowTitle(tr(PROJECT_NAME));
246	detachWidget(m_display);
247	m_screenWidget->setScaledContents(false);
248	redoLogo();
249}
250
251void Window::redoLogo() {
252	if (m_controller->isLoaded()) {
253		return;
254	}
255	QPixmap logo(m_logo.scaled(m_screenWidget->size() * m_screenWidget->devicePixelRatio(), Qt::KeepAspectRatio, Qt::SmoothTransformation));
256	logo.setDevicePixelRatio(m_screenWidget->devicePixelRatio());
257	m_screenWidget->setPixmap(logo);
258}
259
260void Window::openStateWindow(LoadSave ls) {
261	if (m_stateWindow) {
262		return;
263	}
264	bool wasPaused = m_controller->isPaused();
265	m_stateWindow = new LoadSaveState(m_controller);
266	connect(this, SIGNAL(shutdown()), m_stateWindow, SLOT(close()));
267	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_stateWindow, SLOT(close()));
268	connect(m_stateWindow, &LoadSaveState::closed, [this]() {
269		m_screenWidget->layout()->removeWidget(m_stateWindow);
270		m_stateWindow = nullptr;
271		setFocus();
272	});
273	if (!wasPaused) {
274		m_controller->setPaused(true);
275		connect(m_stateWindow, &LoadSaveState::closed, [this]() { m_controller->setPaused(false); });
276	}
277	m_stateWindow->setAttribute(Qt::WA_DeleteOnClose);
278	m_stateWindow->setMode(ls);
279	attachWidget(m_stateWindow);
280}
281
282void Window::setupMenu(QMenuBar* menubar) {
283	menubar->clear();
284	QMenu* fileMenu = menubar->addMenu(tr("&File"));
285	fileMenu->addAction(tr("Load &ROM..."), this, SLOT(selectROM()), QKeySequence::Open);
286	fileMenu->addAction(tr("Load &BIOS..."), this, SLOT(selectBIOS()));
287	fileMenu->addAction(tr("Load &patch..."), this, SLOT(selectPatch()));
288
289	fileMenu->addSeparator();
290
291	QAction* loadState = new QAction(tr("&Load state"), fileMenu);
292	loadState->setShortcut(tr("F10"));
293	connect(loadState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::LOAD); });
294	m_gameActions.append(loadState);
295	fileMenu->addAction(loadState);
296
297	QAction* saveState = new QAction(tr("&Save state"), fileMenu);
298	saveState->setShortcut(tr("Shift+F10"));
299	connect(saveState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::SAVE); });
300	m_gameActions.append(saveState);
301	fileMenu->addAction(saveState);
302
303	QMenu* quickLoadMenu = fileMenu->addMenu(tr("Quick load"));
304	QMenu* quickSaveMenu = fileMenu->addMenu(tr("Quick save"));
305	int i;
306	for (i = 1; i < 10; ++i) {
307		QAction* quickLoad = new QAction(tr("State &%1").arg(i), quickLoadMenu);
308		quickLoad->setShortcut(tr("F%1").arg(i));
309		connect(quickLoad, &QAction::triggered, [this, i]() { m_controller->loadState(i); });
310		m_gameActions.append(quickLoad);
311		quickLoadMenu->addAction(quickLoad);
312
313		QAction* quickSave = new QAction(tr("State &%1").arg(i), quickSaveMenu);
314		quickSave->setShortcut(tr("Shift+F%1").arg(i));
315		connect(quickSave, &QAction::triggered, [this, i]() { m_controller->saveState(i); });
316		m_gameActions.append(quickSave);
317		quickSaveMenu->addAction(quickSave);
318	}
319
320#ifndef Q_OS_MAC
321	fileMenu->addSeparator();
322	fileMenu->addAction(tr("E&xit"), this, SLOT(close()), QKeySequence::Quit);
323#endif
324
325	QMenu* emulationMenu = menubar->addMenu(tr("&Emulation"));
326	QAction* reset = new QAction(tr("&Reset"), emulationMenu);
327	reset->setShortcut(tr("Ctrl+R"));
328	connect(reset, SIGNAL(triggered()), m_controller, SLOT(reset()));
329	m_gameActions.append(reset);
330	emulationMenu->addAction(reset);
331
332	QAction* shutdown = new QAction(tr("Sh&utdown"), emulationMenu);
333	connect(shutdown, SIGNAL(triggered()), m_controller, SLOT(closeGame()));
334	m_gameActions.append(shutdown);
335	emulationMenu->addAction(shutdown);
336	emulationMenu->addSeparator();
337
338	QAction* pause = new QAction(tr("&Pause"), emulationMenu);
339	pause->setChecked(false);
340	pause->setCheckable(true);
341	pause->setShortcut(tr("Ctrl+P"));
342	connect(pause, SIGNAL(triggered(bool)), m_controller, SLOT(setPaused(bool)));
343	connect(m_controller, &GameController::gamePaused, [this, pause]() {
344		pause->setChecked(true);
345
346		QImage currentImage(reinterpret_cast<const uchar*>(m_controller->drawContext()), VIDEO_HORIZONTAL_PIXELS, VIDEO_VERTICAL_PIXELS, 1024, QImage::Format_RGB32);
347		QPixmap pixmap;
348		pixmap.convertFromImage(currentImage.rgbSwapped());
349		m_screenWidget->setPixmap(pixmap);
350	});
351	connect(m_controller, &GameController::gameUnpaused, [pause]() { pause->setChecked(false); });
352	m_gameActions.append(pause);
353	emulationMenu->addAction(pause);
354
355	QAction* frameAdvance = new QAction(tr("&Next frame"), emulationMenu);
356	frameAdvance->setShortcut(tr("Ctrl+N"));
357	connect(frameAdvance, SIGNAL(triggered()), m_controller, SLOT(frameAdvance()));
358	m_gameActions.append(frameAdvance);
359	emulationMenu->addAction(frameAdvance);
360
361	emulationMenu->addSeparator();
362
363	QAction* turbo = new QAction(tr("T&urbo"), emulationMenu);
364	turbo->setCheckable(true);
365	turbo->setChecked(false);
366	turbo->setShortcut(tr("Shift+Tab"));
367	connect(turbo, SIGNAL(triggered(bool)), m_controller, SLOT(setTurbo(bool)));
368	emulationMenu->addAction(turbo);
369
370	ConfigOption* videoSync = m_config->addOption("videoSync");
371	videoSync->addBoolean(tr("Sync to &video"), emulationMenu);
372	videoSync->connect([this](const QVariant& value) { m_controller->setVideoSync(value.toBool()); });
373	m_config->updateOption("videoSync");
374
375	ConfigOption* audioSync = m_config->addOption("audioSync");
376	audioSync->addBoolean(tr("Sync to &audio"), emulationMenu);
377	audioSync->connect([this](const QVariant& value) { m_controller->setAudioSync(value.toBool()); });
378	m_config->updateOption("audioSync");
379
380	emulationMenu->addSeparator();
381	QAction* keymap = new QAction(tr("Remap keyboard..."), emulationMenu);
382	connect(keymap, SIGNAL(triggered()), this, SLOT(openKeymapWindow()));
383	emulationMenu->addAction(keymap);
384
385	QMenu* avMenu = menubar->addMenu(tr("Audio/&Video"));
386	QMenu* frameMenu = avMenu->addMenu(tr("Frame size"));
387	QAction* setSize = new QAction(tr("1x"), avMenu);
388	connect(setSize, &QAction::triggered, [this]() {
389		showNormal();
390		resize(VIDEO_HORIZONTAL_PIXELS, VIDEO_VERTICAL_PIXELS);
391	});
392	frameMenu->addAction(setSize);
393	setSize = new QAction(tr("2x"), avMenu);
394	connect(setSize, &QAction::triggered, [this]() {
395		showNormal();
396		resize(VIDEO_HORIZONTAL_PIXELS * 2, VIDEO_VERTICAL_PIXELS * 2);
397	});
398	frameMenu->addAction(setSize);
399	setSize = new QAction(tr("3x"), avMenu);
400	connect(setSize, &QAction::triggered, [this]() {
401		showNormal();
402		resize(VIDEO_HORIZONTAL_PIXELS * 3, VIDEO_VERTICAL_PIXELS * 3);
403	});
404	frameMenu->addAction(setSize);
405	setSize = new QAction(tr("4x"), avMenu);
406	connect(setSize, &QAction::triggered, [this]() {
407		showNormal();
408		resize(VIDEO_HORIZONTAL_PIXELS * 4, VIDEO_VERTICAL_PIXELS * 4);
409	});
410	frameMenu->addAction(setSize);
411	frameMenu->addAction(tr("Fullscreen"), this, SLOT(toggleFullScreen()), QKeySequence("Ctrl+F"));
412
413	QMenu* skipMenu = avMenu->addMenu(tr("Frame&skip"));
414	ConfigOption* skip = m_config->addOption("frameskip");
415	skip->connect([this](const QVariant& value) { m_controller->setFrameskip(value.toInt()); });
416	for (int i = 0; i <= 10; ++i) {
417		skip->addValue(QString::number(i), i, skipMenu);
418	}
419	m_config->updateOption("frameskip");
420
421	avMenu->addSeparator();
422
423	QMenu* buffersMenu = avMenu->addMenu(tr("Buffer &size"));
424	ConfigOption* buffers = m_config->addOption("audioBuffers");
425	buffers->connect([this](const QVariant& value) { emit audioBufferSamplesChanged(value.toInt()); });
426	buffers->addValue(tr("512"), 512, buffersMenu);
427	buffers->addValue(tr("768"), 768, buffersMenu);
428	buffers->addValue(tr("1024"), 1024, buffersMenu);
429	buffers->addValue(tr("2048"), 2048, buffersMenu);
430	buffers->addValue(tr("4096"), 4096, buffersMenu);
431	m_config->updateOption("audioBuffers");
432
433	avMenu->addSeparator();
434
435	QMenu* target = avMenu->addMenu("FPS target");
436	ConfigOption* fpsTargetOption = m_config->addOption("fpsTarget");
437	fpsTargetOption->connect([this](const QVariant& value) { emit fpsTargetChanged(value.toInt()); });
438	fpsTargetOption->addValue(tr("15"), 15, target);
439	fpsTargetOption->addValue(tr("30"), 30, target);
440	fpsTargetOption->addValue(tr("45"), 45, target);
441	fpsTargetOption->addValue(tr("60"), 60, target);
442	fpsTargetOption->addValue(tr("90"), 90, target);
443	fpsTargetOption->addValue(tr("120"), 120, target);
444	fpsTargetOption->addValue(tr("240"), 240, target);
445	m_config->updateOption("fpsTarget");
446
447#if defined(USE_PNG) || defined(USE_FFMPEG)
448	avMenu->addSeparator();
449#endif
450
451#ifdef USE_PNG
452	QAction* screenshot = new QAction(tr("Take &screenshot"), avMenu);
453	screenshot->setShortcut(tr("F12"));
454	connect(screenshot, SIGNAL(triggered()), m_display, SLOT(screenshot()));
455	m_gameActions.append(screenshot);
456	avMenu->addAction(screenshot);
457#endif
458
459#ifdef USE_FFMPEG
460	QAction* recordOutput = new QAction(tr("Record output..."), avMenu);
461	recordOutput->setShortcut(tr("F11"));
462	connect(recordOutput, SIGNAL(triggered()), this, SLOT(openVideoWindow()));
463	avMenu->addAction(recordOutput);
464#endif
465
466	QMenu* debuggingMenu = menubar->addMenu(tr("&Debugging"));
467	QAction* viewLogs = new QAction(tr("View &logs..."), debuggingMenu);
468	connect(viewLogs, SIGNAL(triggered()), m_logView, SLOT(show()));
469	debuggingMenu->addAction(viewLogs);
470#ifdef USE_GDB_STUB
471	QAction* gdbWindow = new QAction(tr("Start &GDB server..."), debuggingMenu);
472	connect(gdbWindow, SIGNAL(triggered()), this, SLOT(gdbOpen()));
473	debuggingMenu->addAction(gdbWindow);
474#endif
475
476	foreach (QAction* action, m_gameActions) {
477		action->setDisabled(true);
478	}
479}
480
481void Window::attachWidget(QWidget* widget) {
482	m_screenWidget->layout()->addWidget(widget);
483	static_cast<QStackedLayout*>(m_screenWidget->layout())->setCurrentWidget(widget);
484}
485
486void Window::detachWidget(QWidget* widget) {
487	m_screenWidget->layout()->removeWidget(widget);
488}
489
490WindowBackground::WindowBackground(QWidget* parent)
491	: QLabel(parent)
492{
493	setLayout(new QStackedLayout());
494	layout()->setContentsMargins(0, 0, 0, 0);
495	setAlignment(Qt::AlignCenter);
496	QPalette p = palette();
497	p.setColor(backgroundRole(), Qt::black);
498	setPalette(p);
499	setAutoFillBackground(true);
500}
501
502void WindowBackground::setSizeHint(const QSize& hint) {
503	m_sizeHint = hint;
504}
505
506QSize WindowBackground::sizeHint() const {
507	return m_sizeHint;
508}