vfg/src/Tag.cpp


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#include "Tag.h"


void Billboard::draw(float x, float y, float scale){
	img.draw(x-(anchorPoint.x*scale),y-(anchorPoint.y*scale),img.getWidth()*scale,img.getHeight()*scale);
}
void Tag::play(){
	isPlaying=true;
	startTime=ofGetElapsedTimeMillis();
}
void Tag::draw(float x, float y, float scale){
	float time=((float)ofGetElapsedTimeMillis()-startTime)/duration;
	float yshift=0.0f;
	if (time<0.4) yshift=pow((time/0.4),0.7)-1.0;
	else if (time>0.75) yshift=-pow((time-0.75)/0.25,0.75);
	img.draw(x-(anchorPoint.x*scale),y-(anchorPoint.y*scale)+(yshift*img.getHeight()*scale),img.getWidth()*scale,img.getHeight()*scale);
	if ((ofGetElapsedTimeMillis()-startTime)>duration) isPlaying=false;
}