bool SdlApp::createWindow(const char *title, int x, int y, int w, int h, Uint32 flags)
{
SDL_Init(SDL_INIT_VIDEO); // Initialize SDL2
mWindowWidth = w;
mWindowHeight = h;
// Create an application window with the following settings:
mWindow = SDL_CreateWindow(title, x, y, w, h, flags);
// Check that the window was successfully made
if (mWindow == NULL) {
// In the event that the window could not be made...
printf("Could not create window: %s\n", SDL_GetError());
setExitFlag();
return false;
}
// We must call SDL_CreateRenderer in order for draw calls to affect this window.
mRenderer = SDL_CreateRenderer(mWindow, -1, 0);
// Select the color for drawing. It is set to red here.
SDL_SetRenderDrawColor(mRenderer, 0, 0, 0, 255);
// Clear the entire screen to our selected color.
SDL_RenderClear(mRenderer);
// Up until now everything was drawn behind the scenes.
// This will show the new, red contents of the window.
SDL_RenderPresent(mRenderer);
return true;
}
void SdlApp::handleInput()
{
SDL_Event sdlEvent;
while (SDL_PollEvent(&sdlEvent) != 0)
{
if (sdlEvent.type == SDL_QUIT)
setExitFlag();
else if (sdlEvent.type == SDL_KEYDOWN)
onKeyDown(sdlEvent.key.keysym.sym);
else if (sdlEvent.type == SDL_WINDOWEVENT)
{
switch (sdlEvent.window.event)
{
case SDL_WINDOWEVENT_RESIZED:
// Handle resize
mWindowWidth = sdlEvent.window.data1;
mWindowHeight = sdlEvent.window.data2;
onResize(mWindowWidth, mWindowHeight);
break;
case SDL_WINDOWEVENT_EXPOSED:
draw();
}
}
}
}
//------------------------------------------------------------------------------
void AgentThread::start()
//------------------------------------------------------------------------------
{
if( !isConfigured() )
{
throw AgentException(0, "[AgentThread::start] : Attempted to start without configuring");
}
setExitFlag(false);
QThread::start();
if( !QThread::isRunning() )
{
throw AgentException(0, "[AgentThread::start] : Error starting thread");
}
}
void EventLoop::stop()
{
setExitFlag();
}
//------------------------------------------------------------------------------
void AgentThread::stop() throw()
//------------------------------------------------------------------------------
{
setExitFlag(true);
QThread::wait();
}
void SdlApp::onKeyDown(SDL_Keycode key)
{
if (key == SDLK_ESCAPE || key == SDLK_q)
setExitFlag();
}
