all repos — mgba @ d75042ea38fbffafdd53d2827421ab4470b47737

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