splash_screen.hpp

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#pragma once
 
// SplashScreen — borderless window with image and fade animation.
// Shows on app launch, dismisses on click or after a timeout.
 
#include <pulp/view/view.hpp>
#include <pulp/view/animation.hpp>
#include <string>
#include <functional>
#include <chrono>
 
namespace pulp::view {
 
class SplashScreen : public View {
public:
    SplashScreen() = default;

    void set_image(std::string_view path) { image_path_ = std::string(path); }

    void set_duration(float seconds) { duration_ = seconds; }

    void set_fade_in(float seconds) { fade_in_ = seconds; }

    void set_fade_out(float seconds) { fade_out_ = seconds; }

    void set_dismiss_on_click(bool dismiss) { dismiss_on_click_ = dismiss; }

    void show();

    void dismiss();

    bool is_showing() const { return showing_; }

    std::function<void()> on_dismissed;
 
    void paint(canvas::Canvas& canvas) override;
    void on_mouse_down(Point pos) override;
    bool wants_mouse_input() const override { return true; }

    bool advance(float dt);
 
private:
    std::string image_path_;
    float duration_ = 3.0f;
    float fade_in_ = 0.3f;
    float fade_out_ = 0.5f;
    bool dismiss_on_click_ = true;
    bool showing_ = false;
 
    float elapsed_ = 0.0f;
    float opacity_ = 0.0f;
 
    enum class Phase { FadeIn, Hold, FadeOut, Done };
    Phase phase_ = Phase::FadeIn;
};
 
}  // namespace pulp::view