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#include "loopManager.h"
LoopManager::LoopManager() {}
void LoopManager::processInput() {
SDL_Event event;
SDL_PollEvent(&event);
switch (event.type) {
case SDL_QUIT:
gameRunning = false;
break;
case SDL_KEYDOWN:
triggerEvent(KeyPressedEvent(getCustomKey(event.key.keysym.sym)));
break;
case SDL_MOUSEBUTTONDOWN:
int x, y;
SDL_GetMouseState(&x, &y);
triggerEvent(MousePressedEvent(x, y));
break;
}
}
void LoopManager::setRunning(bool running){
this->gameRunning = running;
}
void LoopManager::fixedUpdate() {
//fprintf(stderr, "fixed update\n");
}
void LoopManager::loop() {
LoopTimer & timer = LoopTimer::getInstance();
timer.start();
while (gameRunning) {
timer.update();
while (timer.getLag() >= timer.getFixedDeltaTime()) {
processInput();
fixedUpdate();
timer.advanceFixedUpdate();
}
update();
render();
timer.enforceFrameRate();
}
window.destroyWindow();
}
void onKey(const KeyPressedEvent& e)
{
int keyCode = e.getKeyCode();
std::cout << "keycode pressed: " << keyCode << std::endl;
}
void onMouse(const MousePressedEvent& e){
fprintf(stderr, "mouse Position X: %d Y: %d\n", e.getMousePosition().first, e.getMousePosition().second);
}
void LoopManager::setup() {
gameRunning = window.initWindow();
LoopTimer::getInstance().start();
LoopTimer::getInstance().setFPS(50);
EventHandler<KeyPressedEvent> callback = onKey;
subscribe<KeyPressedEvent>(callback,false);
EventHandler<MousePressedEvent> mouseCallback = onMouse;
subscribe<MousePressedEvent>(mouseCallback ,false);
EventHandler<KeyPressedEvent> closeWindowCallback = [this](const KeyPressedEvent& e) {
if(e.getKeyCode() == Escape){
this->setRunning(false);
}
};
subscribe<KeyPressedEvent>(closeWindowCallback,false);
}
void LoopManager::render() {
//fprintf(stderr, "**********render********** \n");
if (gameRunning) {
//window.render(objectList);
}
}
void LoopManager::update() {
//fprintf(stderr, "**********normal update********** \n");
LoopTimer & timer = LoopTimer::getInstance();
float delta = timer.getDeltaTime();
// for (int i = 0; i < objectList.size(); i++) {
// objectList[i]->setX(objectList[i]->getX() + 50 * delta);
// objectList[i]->setY(objectList[i]->getY() + 50 * delta);
// }
}
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