mirror of
https://github.com/FunKey-Project/RetroFE.git
synced 2025-12-25 08:08:55 +01:00
ccfc0325a9
layout. This will start the animation from the current value rather than a programmed one.
382 lines
10 KiB
C++
382 lines
10 KiB
C++
/* This file is part of RetroFE.
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*
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* RetroFE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* RetroFE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with RetroFE. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "Tween.h"
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#include <algorithm>
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#define _USE_MATH_DEFINES
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#include <math.h>
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#include <string>
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std::map<std::string, TweenAlgorithm> Tween::tweenTypeMap_;
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std::map<std::string, TweenProperty> Tween::tweenPropertyMap_;
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Tween::Tween(TweenProperty property, TweenAlgorithm type, double start, double end, double duration)
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: property(property)
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, duration(duration)
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, type(type)
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, start(start)
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, end(end)
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{
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}
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bool Tween::getTweenProperty(std::string name, TweenProperty &property)
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{
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bool retVal = false;
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if(tweenPropertyMap_.size() == 0)
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{
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tweenPropertyMap_["x"] = TWEEN_PROPERTY_X;
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tweenPropertyMap_["y"] = TWEEN_PROPERTY_Y;
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tweenPropertyMap_["angle"] = TWEEN_PROPERTY_ANGLE;
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tweenPropertyMap_["alpha"] = TWEEN_PROPERTY_ALPHA;
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tweenPropertyMap_["width"] = TWEEN_PROPERTY_WIDTH;
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tweenPropertyMap_["height"] = TWEEN_PROPERTY_HEIGHT;
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tweenPropertyMap_["xorigin"] = TWEEN_PROPERTY_X_ORIGIN;
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tweenPropertyMap_["yorigin"] = TWEEN_PROPERTY_Y_ORIGIN;
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tweenPropertyMap_["xoffset"] = TWEEN_PROPERTY_X_OFFSET;
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tweenPropertyMap_["yoffset"] = TWEEN_PROPERTY_Y_OFFSET;
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tweenPropertyMap_["fontSize"] = TWEEN_PROPERTY_FONT_SIZE;
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tweenPropertyMap_["backgroundalpha"] = TWEEN_PROPERTY_BACKGROUND_ALPHA;
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}
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std::transform(name.begin(), name.end(), name.begin(), ::tolower);
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if(tweenPropertyMap_.find(name) != tweenPropertyMap_.end())
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{
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property = tweenPropertyMap_[name];
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retVal = true;
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}
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return retVal;
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}
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TweenAlgorithm Tween::getTweenType(std::string name)
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{
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if(tweenTypeMap_.size() == 0)
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{
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tweenTypeMap_["easeInquadratic"] = EASE_IN_QUADRATIC;
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tweenTypeMap_["easeOutquadratic"] = EASE_OUT_QUADRATIC;
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tweenTypeMap_["easeInoutquadratic"] = EASE_INOUT_QUADRATIC;
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tweenTypeMap_["easeIncubic"] = EASE_IN_CUBIC;
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tweenTypeMap_["easeOutcubic"] = EASE_OUT_CUBIC;
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tweenTypeMap_["easeInoutcubic"] = EASE_INOUT_CUBIC;
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tweenTypeMap_["easeInquartic"] = EASE_IN_QUARTIC;
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tweenTypeMap_["easeOutquartic"] = EASE_OUT_QUARTIC;
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tweenTypeMap_["easeInoutquartic"] = EASE_INOUT_QUARTIC;
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tweenTypeMap_["easeInquintic"] = EASE_IN_QUINTIC;
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tweenTypeMap_["easeOutquintic"] = EASE_OUT_QUINTIC;
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tweenTypeMap_["easeInoutquintic"] = EASE_INOUT_QUINTIC;
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tweenTypeMap_["easeInsine"] = EASE_IN_SINE;
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tweenTypeMap_["easeOutsine"] = EASE_OUT_SINE;
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tweenTypeMap_["easeInoutsine"] = EASE_INOUT_SINE;
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tweenTypeMap_["easeInexponential"] = EASE_IN_EXPONENTIAL;
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tweenTypeMap_["easeOutexponential"] = EASE_OUT_EXPONENTIAL;
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tweenTypeMap_["easeInoutexponential"] = EASE_INOUT_EXPONENTIAL;
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tweenTypeMap_["easeIncircular"] = EASE_IN_CIRCULAR;
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tweenTypeMap_["easeOutcircular"] = EASE_OUT_CIRCULAR;
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tweenTypeMap_["easeInoutcircular"] = EASE_INOUT_CIRCULAR;
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tweenTypeMap_["linear"] = LINEAR;
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}
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std::transform(name.begin(), name.end(), name.begin(), ::tolower);
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if(tweenTypeMap_.find(name) != tweenTypeMap_.end())
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{
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return tweenTypeMap_[name];
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}
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else
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{
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return tweenTypeMap_["linear"];
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}
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}
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float Tween::animate(double elapsedTime)
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{
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return animateSingle(type, start, end, duration, elapsedTime);
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}
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float Tween::animate(double elapsedTime, double startValue)
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{
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return animateSingle(type, startValue, end, duration, elapsedTime);
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}
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//todo: SDL likes floats, consider having casting being performed elsewhere
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float Tween::animateSingle(TweenAlgorithm type, double start, double end, double duration, double elapsedTime)
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{
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double a = start;
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double b = end - start;
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double result = 0;
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switch(type)
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{
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case EASE_IN_QUADRATIC:
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result = easeInQuadratic(elapsedTime, duration, a, b);
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break;
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case EASE_OUT_QUADRATIC:
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result = easeOutQuadratic(elapsedTime, duration, a, b);
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break;
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case EASE_INOUT_QUADRATIC:
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result = easeInOutQuadratic(elapsedTime, duration, a, b);
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break;
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case EASE_IN_CUBIC:
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result = easeInCubic(elapsedTime, duration, a, b);
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break;
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case EASE_OUT_CUBIC:
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result = easeOutCubic(elapsedTime, duration, a, b);
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break;
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case EASE_INOUT_CUBIC:
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result = easeInOutCubic(elapsedTime, duration, a, b);
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break;
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case EASE_IN_QUARTIC:
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result = easeInQuartic(elapsedTime, duration, a, b);
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break;
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case EASE_OUT_QUARTIC:
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result = easeOutQuartic(elapsedTime, duration, a, b);
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break;
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case EASE_INOUT_QUARTIC:
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result = easeInOutQuartic(elapsedTime, duration, a, b);
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break;
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case EASE_IN_QUINTIC:
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result = easeInQuintic(elapsedTime, duration, a, b);
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break;
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case EASE_OUT_QUINTIC:
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result = easeOutQuintic(elapsedTime, duration, a, b);
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break;
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case EASE_INOUT_QUINTIC:
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result = easeInOutQuintic(elapsedTime, duration, a, b);
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break;
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case EASE_IN_SINE:
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result = easeInSine(elapsedTime, duration, a, b);
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break;
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case EASE_OUT_SINE:
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result = easeOutSine(elapsedTime, duration, a, b);
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break;
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case EASE_INOUT_SINE:
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result = easeInOutSine(elapsedTime, duration, a, b);
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break;
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case EASE_IN_EXPONENTIAL:
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result = easeInExponential(elapsedTime, duration, a, b);
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break;
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case EASE_OUT_EXPONENTIAL:
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result = easeOutExponential(elapsedTime, duration, a, b);
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break;
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case EASE_INOUT_EXPONENTIAL:
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result = easeInOutExponential(elapsedTime, duration, a, b);
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break;
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case EASE_IN_CIRCULAR:
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result = easeInCircular(elapsedTime, duration, a, b);
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break;
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case EASE_OUT_CIRCULAR:
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result = easeOutCircular(elapsedTime, duration, a, b);
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break;
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case EASE_INOUT_CIRCULAR:
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result = easeInOutCircular(elapsedTime, duration, a, b);
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break;
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case LINEAR:
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default:
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result = linear(elapsedTime, duration, a, b);
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break;
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}
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return static_cast<float>(result);
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}
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double Tween::linear(double t, double d, double b, double c)
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{
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if(d == 0) return b;
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return c*t/d + b;
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};
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double Tween::easeInQuadratic(double t, double d, double b, double c)
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{
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if(d == 0) return b;
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t /= d;
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return c*t*t + b;
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};
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double Tween::easeOutQuadratic(double t, double d, double b, double c)
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{
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if(d == 0) return b;
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t /= d;
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return -c * t*(t-2) + b;
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};
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double Tween::easeInOutQuadratic(double t, double d, double b, double c)
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{
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if(d == 0) return b;
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t /= d/2;
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if (t < 1) return c/2*t*t + b;
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t--;
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return -c/2 * (t*(t-2) - 1) + b;
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};
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double Tween::easeInCubic(double t, double d, double b, double c)
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{
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if(d == 0) return b;
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t /= d;
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return c*t*t*t + b;
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};
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double Tween::easeOutCubic(double t, double d, double b, double c)
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{
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if(d == 0) return b;
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t /= d;
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t--;
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return c*(t*t*t + 1) + b;
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};
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double Tween::easeInOutCubic(double t, double d, double b, double c)
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{
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if(d == 0) return b;
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t /= d/2;
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if (t < 1) return c/2*t*t*t + b;
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t -= 2;
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return c/2*(t*t*t + 2) + b;
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};
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double Tween::easeInQuartic(double t, double d, double b, double c)
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{
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if(d == 0) return b;
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t /= d;
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return c*t*t*t*t + b;
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};
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double Tween::easeOutQuartic(double t, double d, double b, double c)
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{
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if(d == 0) return b;
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t /= d;
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t--;
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return -c * (t*t*t*t - 1) + b;
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};
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double Tween::easeInOutQuartic(double t, double d, double b, double c)
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{
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if(d == 0) return b;
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t /= d/2;
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if (t < 1) return c/2*t*t*t*t + b;
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t -= 2;
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return -c/2 * (t*t*t*t - 2) + b;
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};
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double Tween::easeInQuintic(double t, double d, double b, double c)
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{
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if(d == 0) return b;
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t /= d;
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return c*t*t*t*t*t + b;
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};
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double Tween::easeOutQuintic(double t, double d, double b, double c)
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{
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if(d == 0) return b;
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t /= d;
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t--;
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return c*(t*t*t*t*t + 1) + b;
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};
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double Tween::easeInOutQuintic(double t, double d, double b, double c)
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{
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if(d == 0) return b;
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t /= d/2;
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if (t < 1) return c/2*t*t*t*t*t + b;
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t -= 2;
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return c/2*(t*t*t*t*t + 2) + b;
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};
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double Tween::easeInSine(double t, double d, double b, double c)
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{
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return -c * cos(t/d * (M_PI/2)) + c + b;
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};
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double Tween::easeOutSine(double t, double d, double b, double c)
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{
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return c * sin(t/d * (M_PI/2)) + b;
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};
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double Tween::easeInOutSine(double t, double d, double b, double c)
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{
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return -c/2 * (cos( M_PI*t/d) - 1) + b;
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};
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double Tween::easeInExponential(double t, double d, double b, double c)
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{
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return c * pow( 2, 10 * (t/d - 1) ) + b;
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};
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double Tween::easeOutExponential(double t, double d, double b, double c)
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{
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return c * ( - pow( 2, -10 * t/d ) + 1 ) + b;
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};
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double Tween::easeInOutExponential(double t, double d, double b, double c)
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{
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t /= d/2;
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if (t < 1) return c/2 * pow( 2, 10 * (t - 1) ) + b;
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t--;
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return c/2 * ( -1* pow( 2, -10 * t) + 2 ) + b;
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};
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double Tween::easeInCircular(double t, double d, double b, double c)
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{
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t /= d;
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return -c * (sqrt(1 - t*t) - 1) + b;
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};
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double Tween::easeOutCircular(double t, double d, double b, double c)
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{
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t /= d;
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t--;
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return c * sqrt(1 - t*t) + b;
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};
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double Tween::easeInOutCircular(double t, double d, double b, double c)
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{
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t /= d/2;
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if (t < 1) return -c/2 * (sqrt(1 - t*t) - 1) + b;
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t -= 2;
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return c/2 * (sqrt(1 - t*t) + 1) + b;
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}
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double Tween::getStart()
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{
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return start;
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} |