mirror of
https://github.com/ArthurSonzogni/FTXUI.git
synced 2024-11-27 21:58:29 +08:00
8a2a9b0799
Fix all the diagnostics reported. Bug: https://github.com/ArthurSonzogni/FTXUI/issues/828
114 lines
2.8 KiB
C++
114 lines
2.8 KiB
C++
// Copyright 2022 Arthur Sonzogni. All rights reserved.
|
|
// Use of this source code is governed by the MIT license that can be found in
|
|
// the LICENSE file.
|
|
#ifndef FTXUI_ANIMATION_HPP
|
|
#define FTXUI_ANIMATION_HPP
|
|
|
|
#include <chrono> // for milliseconds, duration, steady_clock, time_point
|
|
#include <functional> // for function
|
|
|
|
namespace ftxui::animation {
|
|
// Components who haven't completed their animation can call this function to
|
|
// request a new frame to be drawn later.
|
|
//
|
|
// When there is no new events and no animations to complete, no new frame is
|
|
// drawn.
|
|
void RequestAnimationFrame();
|
|
|
|
using Clock = std::chrono::steady_clock;
|
|
using TimePoint = std::chrono::time_point<Clock>;
|
|
using Duration = std::chrono::duration<float>;
|
|
|
|
// Parameter of Component::OnAnimation(param).
|
|
class Params {
|
|
public:
|
|
explicit Params(Duration duration) : duration_(duration) {}
|
|
|
|
/// The duration this animation step represents.
|
|
Duration duration() const { return duration_; }
|
|
|
|
private:
|
|
Duration duration_;
|
|
};
|
|
|
|
namespace easing {
|
|
using Function = std::function<float(float)>;
|
|
// Linear interpolation (no easing)
|
|
float Linear(float p);
|
|
|
|
// Quadratic easing; p^2
|
|
float QuadraticIn(float p);
|
|
float QuadraticOut(float p);
|
|
float QuadraticInOut(float p);
|
|
|
|
// Cubic easing; p^3
|
|
float CubicIn(float p);
|
|
float CubicOut(float p);
|
|
float CubicInOut(float p);
|
|
|
|
// Quartic easing; p^4
|
|
float QuarticIn(float p);
|
|
float QuarticOut(float p);
|
|
float QuarticInOut(float p);
|
|
|
|
// Quintic easing; p^5
|
|
float QuinticIn(float p);
|
|
float QuinticOut(float p);
|
|
float QuinticInOut(float p);
|
|
|
|
// Sine wave easing; sin(p * PI/2)
|
|
float SineIn(float p);
|
|
float SineOut(float p);
|
|
float SineInOut(float p);
|
|
|
|
// Circular easing; sqrt(1 - p^2)
|
|
float CircularIn(float p);
|
|
float CircularOut(float p);
|
|
float CircularInOut(float p);
|
|
|
|
// Exponential easing, base 2
|
|
float ExponentialIn(float p);
|
|
float ExponentialOut(float p);
|
|
float ExponentialInOut(float p);
|
|
|
|
// Exponentially-damped sine wave easing
|
|
float ElasticIn(float p);
|
|
float ElasticOut(float p);
|
|
float ElasticInOut(float p);
|
|
|
|
// Overshooting cubic easing;
|
|
float BackIn(float p);
|
|
float BackOut(float p);
|
|
float BackInOut(float p);
|
|
|
|
// Exponentially-decaying bounce easing
|
|
float BounceIn(float p);
|
|
float BounceOut(float p);
|
|
float BounceInOut(float p);
|
|
} // namespace easing
|
|
|
|
class Animator {
|
|
public:
|
|
explicit Animator(float* from,
|
|
float to = 0.f,
|
|
Duration duration = std::chrono::milliseconds(250),
|
|
easing::Function easing_function = easing::Linear,
|
|
Duration delay = std::chrono::milliseconds(0));
|
|
|
|
void OnAnimation(Params&);
|
|
|
|
float to() const { return to_; }
|
|
|
|
private:
|
|
float* value_;
|
|
float from_;
|
|
float to_;
|
|
Duration duration_;
|
|
easing::Function easing_function_;
|
|
Duration current_;
|
|
};
|
|
|
|
} // namespace ftxui::animation
|
|
|
|
#endif /* end of include guard: FTXUI_ANIMATION_HPP */
|