void mainLoop()
{
static Uint32 lastEvent = 0;
SDL_Event evt;
while( SDL_PollEvent(&evt) )
{
lastEvent = SDL_GetTicks();
if(evt.type == SDL_KEYUP || evt.type == SDL_KEYDOWN)
{
if(evt.key.keysym.sym == SDLK_UNDO)
exit(0);
processKeyInput(evt.key.keysym.sym, evt.key.state == SDL_PRESSED);
//printf("Got key %d %d", evt.key.keysym.sym, evt.key.state == SDL_PRESSED);
}
// PC mouse events
if(evt.type == SDL_MOUSEBUTTONUP || evt.type == SDL_MOUSEBUTTONDOWN)
{
// TODO: implement PC input
touchPointers[evt.jbutton.button].pressed = (evt.button.state == SDL_PRESSED);
}
if(evt.type == SDL_MOUSEMOTION)
{
// TODO: implement PC input
touchPointers[evt.jbutton.button].x = evt.motion.x;
touchPointers[evt.jbutton.button].y = evt.motion.y;
}
// Android-specific events - accelerometer, multitoush, and on-screen joystick
if( evt.type == SDL_JOYAXISMOTION )
{
if(evt.jaxis.which == 0) // Multitouch and on-screen joysticks
{
if(evt.jaxis.axis >= 4)
touchPointers[evt.jaxis.axis - 4].pressure = evt.jaxis.value;
}
}
if( evt.type == SDL_JOYBUTTONDOWN || evt.type == SDL_JOYBUTTONUP )
{
if(evt.jbutton.which == 0) // Multitouch and on-screen joystick
touchPointers[evt.jbutton.button].pressed = (evt.jbutton.state == SDL_PRESSED);
//printf("Touch press %d: %d", evt.jbutton.button, evt.jbutton.state);
}
if( evt.type == SDL_JOYBALLMOTION )
{
if(evt.jball.which == 0) // Multitouch and on-screen joystick
{
touchPointers[evt.jball.ball].x = evt.jball.xrel;
touchPointers[evt.jball.ball].y = evt.jball.yrel;
//printf("Touch %d: %d %d", evt.jball.ball, evt.jball.xrel, evt.jball.yrel);
}
}
}
processGui();
processMouseInput();
SDL_Flip(SDL_GetVideoSurface());
SDL_FillRect(SDL_GetVideoSurface(), NULL, 0);
if( lastEvent + 1000 < SDL_GetTicks() )
SDL_Delay(150);
}
static void keyInputCallback(GuiElement_t * elem, bool pressed, int x, int y)
{
if( toggleElement(elem, pressed) )
processKeyInput(key, elem->toggled || SDL_GetKeyState(NULL)[key]);
}
void mainLoop(bool noHid)
{
static Uint32 lastEvent = 0;
SDL_Event evt;
for( int i = 0; i < MAX_POINTERS; i++)
{
if( touchPointers[i].delayRelease )
touchPointers[i].pressed = false;
touchPointers[i].delayRelease = false;
}
while( SDL_PollEvent(&evt) )
{
lastEvent = SDL_GetTicks();
if( evt.type == SDL_KEYUP || evt.type == SDL_KEYDOWN )
{
#ifndef __ANDROID__
if( (evt.key.keysym.unicode & 0xFF80) == 0 )
evt.key.keysym.unicode = 0; // That's how Android sends keypresses
#endif
if( evt.key.keysym.sym == SDLK_UNDO )
{
if( evt.type == SDL_KEYDOWN )
{
if( sInsideSettings ) // TODO: dialog stack?
settingsCloseGui();
else
exit(0);
}
}
else
{
if( sInsideSettings ) // TODO: dialog stack?
settingsProcessKeyInput(evt.key.keysym.sym, evt.key.keysym.unicode, evt.key.state == SDL_PRESSED);
else
{
if( !processKeyInput(evt.key.keysym.sym, evt.key.keysym.unicode, evt.key.state == SDL_PRESSED) )
{
settingsShowGui();
settingsDefineKeycode(evt.key.keysym.sym, evt.key.keysym.unicode);
}
else if( evt.key.keysym.unicode != 0 && evt.key.state == SDL_PRESSED )
processKeyInput(evt.key.keysym.sym, evt.key.keysym.unicode, false); // Keyboards do not send key-up for international keys
}
//printf("Got key %d %d", evt.key.keysym.sym, evt.key.state == SDL_PRESSED);
}
}
// PC mouse events
if( evt.type == SDL_MOUSEBUTTONUP || evt.type == SDL_MOUSEBUTTONDOWN )
{
if( evt.type == SDL_MOUSEBUTTONUP )
touchPointers[evt.jbutton.button - SDL_BUTTON_LEFT].delayRelease = true; // Unpress the button after one extra loop, so we won't lose quick keypresses
else
touchPointers[evt.jbutton.button - SDL_BUTTON_LEFT].pressed = true;
}
if( evt.type == SDL_MOUSEMOTION )
{
// TODO: implement PC input
touchPointers[0].x = evt.motion.x;
touchPointers[0].y = evt.motion.y;
}
// Android-specific events - accelerometer, multitoush, and on-screen joystick
if( evt.type == SDL_JOYAXISMOTION )
{
if(evt.jaxis.which == 0) // Multitouch and on-screen joysticks
{
if(evt.jaxis.axis >= 4)
touchPointers[evt.jaxis.axis - 4].pressure = evt.jaxis.value;
}
}
if( evt.type == SDL_JOYBUTTONDOWN || evt.type == SDL_JOYBUTTONUP )
{
if(evt.jbutton.which == 0) // Multitouch and on-screen joystick
touchPointers[evt.jbutton.button].pressed = (evt.jbutton.state == SDL_PRESSED);
//printf("Touch press %d: %d", evt.jbutton.button, evt.jbutton.state);
}
if( evt.type == SDL_JOYBALLMOTION )
{
if(evt.jball.which == 0) // Multitouch and on-screen joystick
{
touchPointers[evt.jball.ball].x = evt.jball.xrel;
touchPointers[evt.jball.ball].y = evt.jball.yrel;
//printf("Touch %d: %d %d", evt.jball.ball, evt.jball.xrel, evt.jball.yrel);
}
}
if( evt.type == SDL_QUIT )
{
exit(0);
}
}
SDL_SemTryWait(screenRedrawSemaphore); // Drain the semaphore
SDL_FillRect(SDL_GetVideoSurface(), NULL, 0);
processGui();
if( !noHid )
{
processTouchpad(TOUCHPAD_X0, TOUCHPAD_Y0, TOUCHPAD_X1, TOUCHPAD_Y1);
processMouseInput();
}
SDL_Flip(SDL_GetVideoSurface());
SDL_SemPost(screenRedrawSemaphore);
if( lastEvent + 1000 < SDL_GetTicks() )
SDL_Delay(150);
}