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Lauchmelder 2020-07-10 15:29:40 +02:00 committed by GitHub
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@ -18,10 +18,10 @@ public:
private: private:
virtual bool OnCreate() { return true; } virtual bool OnCreate() { return true; }
virtual void OnClose() { } virtual void OnClose() { }
virtual bool OnEvent(const SDL_Event& event) { return true;} virtual bool OnEvent(const SDL_Event& event) { return true;}
virtual bool OnUpdate(double frametime) { return true; } virtual bool OnUpdate(double frametime) { return true; }
virtual void OnRender(SDL_Renderer* renderer) { } virtual void OnRender(SDL_Renderer* renderer) { }
}; };
``` ```
@ -44,4 +44,4 @@ the only difference being `IScreen::OnFocus()` and `IScreen::OnDefocus()` which
A window holds a pointer to an `sf::IScreen`. If that pointer is `nullptr`, the above callbacks will be called. If it isn't `nullptr` then the callbacks from the `sf::IScreen` will be called instead. A window holds a pointer to an `sf::IScreen`. If that pointer is `nullptr`, the above callbacks will be called. If it isn't `nullptr` then the callbacks from the `sf::IScreen` will be called instead.
You can switch screens via a the `IWindow::SwitchScreen()` function. You can switch screens via a the `IWindow::SwitchScreen()` function.
To use a screen, you simple derive from `sf::IScreen` and implement the callbacks. `IScreen::OnFocus()` receives the calling `sf::IWindow` as a parameter. To use a screen, you simple derive from `sf::IScreen` and implement the callbacks. `IScreen::OnFocus()` receives the calling `sf::IWindow` as a parameter.