43 lines
1.1 KiB
C++
43 lines
1.1 KiB
C++
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#include "GameStateManager.h"
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#include "StateFactories.h"
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GameStateManager& GameStateManager::Instance() {
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static GameStateManager instance;
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return instance;
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}
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void GameStateManager::RequestStateChange(StateID id) {
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hasPendingChange = true;
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pendingState = id;
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}
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void GameStateManager::Update() {
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if (hasPendingChange) {
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hasPendingChange = false;
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if (currentState) {
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currentState->Exit();
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}
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switch (pendingState) {
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case StateID::MainMenu: currentState = CreateMainMenuState(); break;
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case StateID::Settings: currentState = CreateSettingsState(); break;
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case StateID::Menu1: currentState = CreateMenu1State(); break;
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case StateID::Menu2: currentState = CreateMenu2State(); break;
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case StateID::Menu3: currentState = CreateMenu3State(); break;
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}
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currentState->Enter();
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}
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if (currentState) {
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currentState->Update();
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}
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}
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void GameStateManager::Render() {
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if (currentState) {
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currentState->Render();
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}
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}
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