63 lines
1.6 KiB
C++
63 lines
1.6 KiB
C++
#pragma once
|
|
|
|
#include <extra2d/core/types.h>
|
|
#include <extra2d/render/renderer.h>
|
|
#include <extra2d/scene/scene.h>
|
|
#include <stack>
|
|
#include <string>
|
|
#include <unordered_map>
|
|
|
|
namespace extra2d {
|
|
|
|
// ============================================================================
|
|
// 场景管理器 - 管理场景的生命周期和切换
|
|
// ============================================================================
|
|
class SceneManager {
|
|
public:
|
|
static SceneManager &getInstance();
|
|
|
|
// 场景栈操作
|
|
void runWithScene(Ref<Scene> scene);
|
|
void replaceScene(Ref<Scene> scene);
|
|
void pushScene(Ref<Scene> scene);
|
|
void popScene();
|
|
void popToRootScene();
|
|
void popToScene(const std::string &name);
|
|
|
|
// 获取场景
|
|
Ref<Scene> getCurrentScene() const;
|
|
Ref<Scene> getPreviousScene() const;
|
|
Ref<Scene> getRootScene() const;
|
|
Ref<Scene> getSceneByName(const std::string &name) const;
|
|
|
|
// 查询
|
|
size_t getSceneCount() const { return sceneStack_.size(); }
|
|
bool isEmpty() const { return sceneStack_.empty(); }
|
|
bool hasScene(const std::string &name) const;
|
|
|
|
// 更新和渲染
|
|
void update(float dt);
|
|
void render(Renderer &renderer);
|
|
|
|
// 过渡控制
|
|
bool isTransitioning() const { return false; }
|
|
|
|
// 清理
|
|
void end();
|
|
void purgeCachedScenes();
|
|
|
|
// 场景切换（供 Application 使用）
|
|
void enterScene(Ref<Scene> scene);
|
|
|
|
private:
|
|
SceneManager() = default;
|
|
~SceneManager() = default;
|
|
SceneManager(const SceneManager &) = delete;
|
|
SceneManager &operator=(const SceneManager &) = delete;
|
|
|
|
std::stack<Ref<Scene>> sceneStack_;
|
|
std::unordered_map<std::string, Ref<Scene>> namedScenes_;
|
|
};
|
|
|
|
} // namespace extra2d
|