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 "GameController.h"
10#include "GDBWindow.h"
11#include "GDBController.h"
12#include "LoadSaveState.h"
13#include "LogView.h"
14
15extern "C" {
16#include "platform/commandline.h"
17}
18
19using namespace QGBA;
20
21Window::Window(QWidget* parent)
22 : QMainWindow(parent)
23 , m_logView(new LogView())
24 , m_stateWindow(nullptr)
25 , m_screenWidget(new QLabel())
26 , m_logo(":/res/mgba-1024.png")
27#ifdef USE_GDB_STUB
28 , m_gdbController(nullptr)
29#endif
30{
31 setWindowTitle(PROJECT_NAME);
32 m_controller = new GameController(this);
33
34 QGLFormat format(QGLFormat(QGL::Rgba | QGL::DoubleBuffer));
35 format.setSwapInterval(1);
36 m_display = new Display(format);
37
38 m_screenWidget->setLayout(new QStackedLayout());
39 m_screenWidget->layout()->setContentsMargins(0, 0, 0, 0);
40 m_screenWidget->setAlignment(Qt::AlignCenter);
41 m_screenWidget->setMinimumSize(m_display->minimumSize());
42 m_screenWidget->setSizePolicy(m_display->sizePolicy());
43 m_screenWidget->resize(m_display->minimumSize() * 2);
44 QPalette palette = m_screenWidget->palette();
45 palette.setColor(m_screenWidget->backgroundRole(), Qt::black);
46 m_screenWidget->setPalette(palette);
47 m_screenWidget->setAutoFillBackground(true);
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}
68
69GBAKey Window::mapKey(int qtKey) {
70 switch (qtKey) {
71 case Qt::Key_Z:
72 return GBA_KEY_A;
73 break;
74 case Qt::Key_X:
75 return GBA_KEY_B;
76 break;
77 case Qt::Key_A:
78 return GBA_KEY_L;
79 break;
80 case Qt::Key_S:
81 return GBA_KEY_R;
82 break;
83 case Qt::Key_Return:
84 return GBA_KEY_START;
85 break;
86 case Qt::Key_Backspace:
87 return GBA_KEY_SELECT;
88 break;
89 case Qt::Key_Up:
90 return GBA_KEY_UP;
91 break;
92 case Qt::Key_Down:
93 return GBA_KEY_DOWN;
94 break;
95 case Qt::Key_Left:
96 return GBA_KEY_LEFT;
97 break;
98 case Qt::Key_Right:
99 return GBA_KEY_RIGHT;
100 break;
101 default:
102 return GBA_KEY_NONE;
103 }
104}
105
106void Window::optionsPassed(StartupOptions* opts) {
107 if (opts->fname) {
108 m_controller->loadGame(opts->fname, opts->dirmode);
109 }
110
111 if (opts->logLevel) {
112 m_logView->setLevels(opts->logLevel);
113 }
114
115 // TODO:
116 // - bios
117 // - patch
118 // - frameskip;
119 // - rewindBufferCapacity
120 // - rewindBufferInterval
121 // - DebuggerType debuggerType
122 // - debugAtStart
123}
124
125void Window::selectROM() {
126 QString filename = QFileDialog::getOpenFileName(this, tr("Select ROM"));
127 if (!filename.isEmpty()) {
128 m_controller->loadGame(filename);
129 }
130}
131
132#ifdef USE_GDB_STUB
133void Window::gdbOpen() {
134 if (!m_gdbController) {
135 m_gdbController = new GDBController(m_controller, this);
136 }
137 GDBWindow* window = new GDBWindow(m_gdbController);
138 window->show();
139}
140#endif
141
142void Window::keyPressEvent(QKeyEvent* event) {
143 if (event->isAutoRepeat()) {
144 QWidget::keyPressEvent(event);
145 return;
146 }
147 GBAKey key = mapKey(event->key());
148 if (key == GBA_KEY_NONE) {
149 QWidget::keyPressEvent(event);
150 return;
151 }
152 m_controller->keyPressed(key);
153 event->accept();
154}
155
156void Window::keyReleaseEvent(QKeyEvent* event) {
157 if (event->isAutoRepeat()) {
158 QWidget::keyReleaseEvent(event);
159 return;
160 }
161 GBAKey key = mapKey(event->key());
162 if (key == GBA_KEY_NONE) {
163 QWidget::keyPressEvent(event);
164 return;
165 }
166 m_controller->keyReleased(key);
167 event->accept();
168}
169
170void Window::resizeEvent(QResizeEvent*) {
171 redoLogo();
172}
173
174void Window::closeEvent(QCloseEvent* event) {
175 emit shutdown();
176 QMainWindow::closeEvent(event);
177}
178
179void Window::toggleFullScreen() {
180 if (isFullScreen()) {
181 showNormal();
182 setCursor(Qt::ArrowCursor);
183 } else {
184 showFullScreen();
185 setCursor(Qt::BlankCursor);
186 }
187}
188
189void Window::gameStarted(GBAThread* context) {
190 emit startDrawing(m_controller->drawContext(), context);
191 foreach (QAction* action, m_gameActions) {
192 action->setDisabled(false);
193 }
194 char title[13] = { '\0' };
195 GBAGetGameTitle(context->gba, title);
196 setWindowTitle(tr(PROJECT_NAME " - %1").arg(title));
197 attachWidget(m_display);
198 m_screenWidget->setScaledContents(true);
199}
200
201void Window::gameStopped() {
202 foreach (QAction* action, m_gameActions) {
203 action->setDisabled(true);
204 }
205 setWindowTitle(tr(PROJECT_NAME));
206 detachWidget(m_display);
207 m_screenWidget->setScaledContents(false);
208 redoLogo();
209}
210
211void Window::redoLogo() {
212 if (m_controller->isLoaded()) {
213 return;
214 }
215 m_screenWidget->setPixmap(m_logo.scaled(m_screenWidget->size(), Qt::KeepAspectRatio, Qt::SmoothTransformation));
216}
217
218void Window::openStateWindow(LoadSave ls) {
219 if (m_stateWindow) {
220 return;
221 }
222 bool wasPaused = m_controller->isPaused();
223 m_stateWindow = new LoadSaveState(m_controller);
224 connect(this, SIGNAL(shutdown()), m_stateWindow, SLOT(hide()));
225 connect(m_stateWindow, &LoadSaveState::closed, [this]() {
226 m_screenWidget->layout()->removeWidget(m_stateWindow);
227 m_stateWindow = nullptr;
228 setFocus();
229 });
230 if (!wasPaused) {
231 m_controller->setPaused(true);
232 connect(m_stateWindow, &LoadSaveState::closed, [this]() { m_controller->setPaused(false); });
233 }
234 m_stateWindow->setAttribute(Qt::WA_DeleteOnClose);
235 m_stateWindow->setMode(ls);
236 attachWidget(m_stateWindow);
237}
238
239void Window::setupMenu(QMenuBar* menubar) {
240 menubar->clear();
241 QMenu* fileMenu = menubar->addMenu(tr("&File"));
242 fileMenu->addAction(tr("Load &ROM..."), this, SLOT(selectROM()), QKeySequence::Open);
243#ifndef Q_OS_MAC
244 fileMenu->addSeparator();
245 fileMenu->addAction(tr("E&xit"), this, SLOT(close()), QKeySequence::Quit);
246#endif
247
248 QMenu* emulationMenu = menubar->addMenu(tr("&Emulation"));
249 QAction* reset = new QAction(tr("&Reset"), emulationMenu);
250 reset->setShortcut(tr("Ctrl+R"));
251 connect(reset, SIGNAL(triggered()), m_controller, SLOT(reset()));
252 m_gameActions.append(reset);
253 emulationMenu->addAction(reset);
254
255 QAction* shutdown = new QAction(tr("Sh&utdown"), emulationMenu);
256 connect(shutdown, SIGNAL(triggered()), m_controller, SLOT(closeGame()));
257 m_gameActions.append(shutdown);
258 emulationMenu->addAction(shutdown);
259 emulationMenu->addSeparator();
260
261 QAction* loadState = new QAction(tr("&Load state"), emulationMenu);
262 loadState->setShortcut(tr("Ctrl+L"));
263 connect(loadState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::LOAD); });
264 m_gameActions.append(loadState);
265 emulationMenu->addAction(loadState);
266
267 QAction* saveState = new QAction(tr("&Save state"), emulationMenu);
268 saveState->setShortcut(tr("Ctrl+S"));
269 connect(saveState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::SAVE); });
270 m_gameActions.append(saveState);
271 emulationMenu->addAction(saveState);
272
273 QMenu* quickLoadMenu = emulationMenu->addMenu(tr("Quick load"));
274 QMenu* quickSaveMenu = emulationMenu->addMenu(tr("Quick save"));
275 int i;
276 for (i = 1; i < 10; ++i) {
277 QAction* quickLoad = new QAction(tr("State &%1").arg(i), quickLoadMenu);
278 quickLoad->setShortcut(tr("F%1").arg(i));
279 connect(quickLoad, &QAction::triggered, [this, i]() { m_controller->loadState(i); });
280 m_gameActions.append(quickLoad);
281 quickLoadMenu->addAction(quickLoad);
282
283 QAction* quickSave = new QAction(tr("State &%1").arg(i), quickSaveMenu);
284 quickSave->setShortcut(tr("Shift+F%1").arg(i));
285 connect(quickSave, &QAction::triggered, [this, i]() { m_controller->saveState(i); });
286 m_gameActions.append(quickSave);
287 quickSaveMenu->addAction(quickSave);
288 }
289
290 emulationMenu->addSeparator();
291
292 QAction* pause = new QAction(tr("&Pause"), emulationMenu);
293 pause->setChecked(false);
294 pause->setCheckable(true);
295 pause->setShortcut(tr("Ctrl+P"));
296 connect(pause, SIGNAL(triggered(bool)), m_controller, SLOT(setPaused(bool)));
297 connect(m_controller, &GameController::gamePaused, [this, pause]() {
298 pause->setChecked(true);
299
300 QImage currentImage(reinterpret_cast<const uchar*>(m_controller->drawContext()), VIDEO_HORIZONTAL_PIXELS, VIDEO_VERTICAL_PIXELS, 1024, QImage::Format_RGB32);
301 QPixmap pixmap;
302 pixmap.convertFromImage(currentImage.rgbSwapped());
303 m_screenWidget->setPixmap(pixmap);
304 });
305 connect(m_controller, &GameController::gameUnpaused, [pause]() { pause->setChecked(false); });
306 m_gameActions.append(pause);
307 emulationMenu->addAction(pause);
308
309 QAction* frameAdvance = new QAction(tr("&Next frame"), emulationMenu);
310 frameAdvance->setShortcut(tr("Ctrl+N"));
311 connect(frameAdvance, SIGNAL(triggered()), m_controller, SLOT(frameAdvance()));
312 m_gameActions.append(frameAdvance);
313 emulationMenu->addAction(frameAdvance);
314
315 QMenu* target = emulationMenu->addMenu("FPS target");
316 QAction* setTarget = new QAction(tr("15"), emulationMenu);
317 connect(setTarget, &QAction::triggered, [this]() { emit fpsTargetChanged(15); });
318 target->addAction(setTarget);
319 setTarget = new QAction(tr("30"), emulationMenu);
320 connect(setTarget, &QAction::triggered, [this]() { emit fpsTargetChanged(30); });
321 target->addAction(setTarget);
322 setTarget = new QAction(tr("45"), emulationMenu);
323 connect(setTarget, &QAction::triggered, [this]() { emit fpsTargetChanged(45); });
324 target->addAction(setTarget);
325 setTarget = new QAction(tr("60"), emulationMenu);
326 connect(setTarget, &QAction::triggered, [this]() { emit fpsTargetChanged(60); });
327 target->addAction(setTarget);
328 setTarget = new QAction(tr("90"), emulationMenu);
329 connect(setTarget, &QAction::triggered, [this]() { emit fpsTargetChanged(90); });
330 target->addAction(setTarget);
331 setTarget = new QAction(tr("120"), emulationMenu);
332 connect(setTarget, &QAction::triggered, [this]() { emit fpsTargetChanged(120); });
333 target->addAction(setTarget);
334 setTarget = new QAction(tr("240"), emulationMenu);
335 connect(setTarget, &QAction::triggered, [this]() { emit fpsTargetChanged(240); });
336 target->addAction(setTarget);
337
338 QMenu* videoMenu = menubar->addMenu(tr("&Video"));
339 QMenu* frameMenu = videoMenu->addMenu(tr("Frame &size"));
340 QAction* setSize = new QAction(tr("1x"), videoMenu);
341 connect(setSize, &QAction::triggered, [this]() {
342 showNormal();
343 resize(VIDEO_HORIZONTAL_PIXELS, VIDEO_VERTICAL_PIXELS);
344 });
345 frameMenu->addAction(setSize);
346 setSize = new QAction(tr("2x"), videoMenu);
347 connect(setSize, &QAction::triggered, [this]() {
348 showNormal();
349 resize(VIDEO_HORIZONTAL_PIXELS * 2, VIDEO_VERTICAL_PIXELS * 2);
350 });
351 frameMenu->addAction(setSize);
352 setSize = new QAction(tr("3x"), videoMenu);
353 connect(setSize, &QAction::triggered, [this]() {
354 showNormal();
355 resize(VIDEO_HORIZONTAL_PIXELS * 3, VIDEO_VERTICAL_PIXELS * 3);
356 });
357 frameMenu->addAction(setSize);
358 setSize = new QAction(tr("4x"), videoMenu);
359 connect(setSize, &QAction::triggered, [this]() {
360 showNormal();
361 resize(VIDEO_HORIZONTAL_PIXELS * 4, VIDEO_VERTICAL_PIXELS * 4);
362 });
363 frameMenu->addAction(setSize);
364 frameMenu->addAction(tr("Fullscreen"), this, SLOT(toggleFullScreen()), QKeySequence("Ctrl+F"));
365
366 QMenu* soundMenu = menubar->addMenu(tr("&Sound"));
367 QMenu* buffersMenu = soundMenu->addMenu(tr("Buffer &size"));
368 QAction* setBuffer = new QAction(tr("512"), buffersMenu);
369 connect(setBuffer, &QAction::triggered, [this]() { emit audioBufferSamplesChanged(512); });
370 buffersMenu->addAction(setBuffer);
371 setBuffer = new QAction(tr("1024"), buffersMenu);
372 connect(setBuffer, &QAction::triggered, [this]() { emit audioBufferSamplesChanged(1024); });
373 buffersMenu->addAction(setBuffer);
374 setBuffer = new QAction(tr("2048"), buffersMenu);
375 connect(setBuffer, &QAction::triggered, [this]() { emit audioBufferSamplesChanged(2048); });
376 buffersMenu->addAction(setBuffer);
377
378 QMenu* debuggingMenu = menubar->addMenu(tr("&Debugging"));
379 QAction* viewLogs = new QAction(tr("View &logs..."), debuggingMenu);
380 connect(viewLogs, SIGNAL(triggered()), m_logView, SLOT(show()));
381 debuggingMenu->addAction(viewLogs);
382#ifdef USE_GDB_STUB
383 QAction* gdbWindow = new QAction(tr("Start &GDB server..."), debuggingMenu);
384 connect(gdbWindow, SIGNAL(triggered()), this, SLOT(gdbOpen()));
385 debuggingMenu->addAction(gdbWindow);
386#endif
387
388 foreach (QAction* action, m_gameActions) {
389 action->setDisabled(true);
390 }
391}
392
393void Window::attachWidget(QWidget* widget) {
394 m_screenWidget->layout()->addWidget(widget);
395 static_cast<QStackedLayout*>(m_screenWidget->layout())->setCurrentWidget(widget);
396}
397
398void Window::detachWidget(QWidget* widget) {
399 m_screenWidget->layout()->removeWidget(widget);
400}