all repos — mgba @ f008c68761ceb297469f1aae6e174db19498b822

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