GUIEffect.cpp

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#include <tdme/gui/effects/GUIEffect.h>
 
#include <tdme/tdme.h>
#include <tdme/engine/Engine.h>
#include <tdme/engine/Timing.h>
#include <tdme/gui/nodes/GUINode.h>
#include <tdme/utilities/Action.h>
 
using tdme::engine::Engine;
using tdme::engine::Timing;
using tdme::gui::effects::GUIEffect;
using tdme::gui::nodes::GUINode;
using tdme::utilities::Action;
 
GUIEffect::GUIEffect(EffectType type, GUINode* guiNode): type(type), node(guiNode)
{
}
 
GUIEffect::~GUIEffect() {
    if (action != nullptr) delete action;
}
 
void GUIEffect::start()
{
    startState = *node->getEffectState();
    endState = originalEndState;
    timeLeft = timeTotal;
    timePassed = 0.0f;
    timeLast = -1LL;
    repeatLeft = repeat;
    yoyoLeft = yoyo == true?1:0;
    active = true;
}
 
void GUIEffect::stop()
{
    active = false;
}
 
bool GUIEffect::update(GUIRenderer* guiRenderer)
{
    if (active == false) return false;
    // TODO: Maybe do not use timing from main engine
    timePassed = timeLast == -1LL?0.0f:static_cast<float>(Engine::getInstance()->getTiming()->getCurrentFrameAtTime() - timeLast) / 1000.0f;
    timeLeft -= timePassed;
    timeLast = Engine::getInstance()->getTiming()->getCurrentFrameAtTime();
    if (timeLeft < 0.0f) {
        timeLeft = 0.0f;
        if (yoyoLeft > 0) {
            timeLeft = timeTotal;
            timePassed = 0.0f;
            yoyoLeft--;
            endState = originalStartState;
            startState = originalEndState;
        } else
        if (repeat == -1 || repeatLeft > 0) {
            timeLeft = timeTotal;
            timePassed = 0.0f;
            if (repeat != -1) repeatLeft--;
            yoyoLeft = yoyo == true?1:0;
            startState = originalStartState;
            endState = originalEndState;
        } else
        if (persistant == false) {
            active = false;
            return true;
        }
    }
    return false;
}