rt300@0: //
rt300@0: //  ButtronSlider.cpp
rt300@0: //  emptyExample
rt300@0: //
rt300@0: //  Created by Robert Tubb on 22/05/2013.
rt300@0: //
rt300@0: //
rt300@0: 
rt300@0: #include "ButtronSlider.h"
rt300@0: 
rt300@0: 
rt300@0: ButtronSlider::ButtronSlider(float ax,
rt300@0:                              float ay,
rt300@0:                              float awidth,
rt300@0:                              float aheight,
rt300@0:                              float athickness,
rt300@0:                              float aradius,
rt300@0:                              ofColor aforegroundHi,
rt300@0:                              ofColor abackgroundHi,
rt300@0:                              ofColor aforegroundLo,
rt300@0:                              ofColor abackgroundLo,
rt300@0:                              SliderType type) :
rt300@0: Buttron(ax,ay,awidth,aheight,athickness,aradius,aforegroundHi,abackgroundHi,aforegroundLo,abackgroundLo),
rt300@0: sliderType(type)
rt300@0: 
rt300@0: {
rt300@0: 
rt300@0:     init();
rt300@0: }
rt300@0: ButtronSlider::ButtronSlider(float ax,
rt300@0:                              float ay,
rt300@0:                              float awidth,
rt300@0:                              float aheight,
rt300@0:                              SliderType type,
rt300@0:                              const UIProps& props) :
rt300@0: Buttron(ax,ay,awidth,aheight,props),
rt300@0: sliderType(type)
rt300@0: 
rt300@0: {
rt300@0:     init();
rt300@0: }
rt300@0: void  ButtronSlider::init(){
rt300@0:     myType = SLIDER;
rt300@0:     minVal = 0.;
rt300@0:     maxVal = 127.;
rt300@0:     value = 0.6;
rt300@0:     hintShowing = false;
rt300@37:     
rt300@37:     string fname = ofFilePath::getAbsolutePath(ofToDataPath("buttron.png"));
rt300@37:     defaultImage.loadImage(fname);
rt300@37:     setHandTexture(&defaultImage);
rt300@38:     showScoreForFrames = 0;
rt300@38:     hintPosAnimIncr = 0;
rt300@41:     posAnimIncr = 0;
rt300@41:     onlyOneTouchAllowed = true;
rt300@44:     indicatorShowing = true;    
rt300@0: }
rt300@37: //
rt300@0: //---------------------------------------------------------------------
rt300@0: void ButtronSlider::drawIndicator(double proportion){
rt300@27:     if(!indicatorShowing) return;
rt300@0:     if(on){
rt300@0:         ofSetColor(foregroundHi);
rt300@0:     }else{
rt300@0:         ofSetColor(foregroundLo);
rt300@0:         
rt300@0:     }
rt300@0:     if(inactive){
rt300@0:         ofSetColor(fgInactive);
rt300@0:     }
rt300@37:     if(showScoreForFrames > 0){
rt300@37:         ofSetColor(flashColor);
rt300@37:         showScoreForFrames--;
rt300@37:     }
rt300@0:     if(sliderType == FILL){
rt300@0: 
rt300@0:         double maxH = height - 2 * thickness; //
rt300@0:         double w = width - 2 * thickness;//
rt300@0:         double barheight = value*maxH;
rt300@0:         double top = y + height - thickness - barheight;
rt300@0:         ofRect(x+thickness, top, w, barheight);
rt300@38:         
rt300@37:     }else if(sliderType == TEXTURE_FILL){
rt300@38:         
rt300@37:         double maxH = height - 2 * thickness; //
rt300@37:         double w = width - 2 * thickness;//
rt300@37:         double barheight = value*maxH;
rt300@37:         double top = y + height - thickness - barheight;
rt300@37:         //ofRect(x+thickness, top, w, barheight);
rt300@37:         ofSetColor(255,255, 255);
rt300@37:         (*handTextureRef).draw(x+thickness, top, w, barheight);
rt300@38:         
rt300@0:     }else if(sliderType == LINE){
rt300@38:         
rt300@0:         double loc = y + thickness +  (1 -value)*(height-3*thickness);
rt300@0:         ofRect(x+thickness,loc, width-2*thickness,thickness);
rt300@0:     }
rt300@0:     
rt300@0: 
rt300@0: }
rt300@0: 
rt300@0: void ButtronSlider::drawHintIndicator(){
rt300@0: 
rt300@38:     //ofSetColor(hintColor);
rt300@38:     float hthick = 16;
rt300@38:     double loc = y + thickness +  (1 - hintValue)*(height-3*thickness);
rt300@38:     //ofRect(x-thickness,loc, width+2*thickness,hthick);
rt300@38:     ofSetColor(255, 255, 255);
rt300@44:     (*handTextureRef).draw(x+thickness,loc-hthick/2, width-4*thickness,hthick);
rt300@0: }
rt300@0: 
rt300@29: void ButtronSlider::animateHintToNewValue(int newVal, float timeToTake){
rt300@31:     hintTargVal = (newVal - minVal)/(maxVal - minVal);
rt300@29:     
rt300@29:     float amtPerFrame = 1000./(ofGetFrameRate() * timeToTake);
rt300@31:     hintPosAnimIncr = (hintTargVal - hintValue )*amtPerFrame;
rt300@29:     animating = true;
rt300@29: }
rt300@31: void ButtronSlider::animateToNewValue(int newVal, float timeToTake){
rt300@31:     targVal = (newVal - minVal)/(maxVal - minVal);
rt300@31:     
rt300@31:     float amtPerFrame = 1000./(ofGetFrameRate() * timeToTake);
rt300@31:     posAnimIncr = (targVal - value )*amtPerFrame;
rt300@47:     
rt300@47:     animFrac = pow( 0.05, 1000./(ofGetFrameRate() * timeToTake));
rt300@31:     animating = true;
rt300@31: }
rt300@29: void ButtronSlider::update(){
rt300@29:     if (!animating) return;
rt300@47:     float mov = (1-animFrac)*(targVal - value);
rt300@47:     value += mov;
rt300@38:     //hintValue += hintPosAnimIncr;
rt300@31:     
rt300@47:     //  when we've hit the target stop.
rt300@47:     if (abs(targVal - value) < 0.01){
rt300@47:         animating = false;
rt300@47:     }
rt300@47:     if (abs(hintTargVal - hintValue) < 0.01){
rt300@47:         animating = false;
rt300@47:     }
rt300@29: }
rt300@0: //---------------------------------------------------------------------
rt300@0: 
rt300@0: bool ButtronSlider::handleMyTouch(int tx, int ty, touchType ttype, int touchID){
rt300@0: 
rt300@0:     double ly = ty - y - thickness - radius;
rt300@0:     
rt300@0:     double prop;
rt300@0:     
rt300@0:     prop = 1 - ly/(height - 2 * (thickness + radius));
rt300@0: 
rt300@0:     if(prop > 1.) prop = 1.;                                                           
rt300@0:     if(prop < 0.) prop = 0.;
rt300@0: 
rt300@0:     setValue(prop);
rt300@0:     int scaleVal = int((maxVal - minVal)*prop + minVal);
rt300@0: 
rt300@0:     vector<int> pass;
rt300@0:     if(callback) callback(myParamID,scaleVal);
rt300@0:     
rt300@0:     return true;
rt300@29: }
rt300@37: //--------------------------------------------------------------------
rt300@39: void ButtronSlider::flashScore(int score, ofColor col, int howLong){
rt300@39:     showScoreForFrames = howLong;
rt300@37:     flashColor = col;
rt300@37: }