#include "testApp.h"

int imgWidth = 320;
int imgHeight = 240;

//--------------------------------------------------------------
void testApp::setup(){	 
	
	vidPlayer.loadMovie("movies/touchscreen0.mpg");
	
	m_box.setup( 20, 270, imgWidth, imgHeight );        // set up interface for warping
                                                        // first two values are off set for where to draw to the screen
                                                        // second two values are w and h of image                                         
   	m_tracker.setup( imgWidth, imgHeight, 1280, 768);
   		
   	ciImg.allocate(imgWidth, imgHeight);             // allocate memory
	giImg.allocate(imgWidth, imgHeight);
	
    giImg.set(0);
    
	bShowTouchScreen = true;
	
	
	// hard code box align values
	m_box.fHandles[0].x = 84.0f;
    m_box.fHandles[0].y = 119.0f;
       
    m_box.fHandles[1].x = 229.0f;
    m_box.fHandles[1].y = 125.0f;
       
    m_box.fHandles[2].x = 236.0f;
    m_box.fHandles[2].y = 67.0f;
       
    m_box.fHandles[3].x = 71.0f;
    m_box.fHandles[3].y = 60.0f;
    
    m_tracker.setScreenArea(m_box.fHandles);
}

//--------------------------------------------------------------
void testApp::update(){
	
    	vidPlayer.idleMovie();
    	
    	ciImg.setFromPixels(vidPlayer.getPixels(),imgWidth, imgHeight);
    	giImg.setFromColorImage(ciImg);
    	
    	// mirror the image becuase the video is recored upside down (oops)
    	giImg.mirror(true,false);
    	giImg += 30;
    	
    	m_tracker.update( giImg );
}

//--------------------------------------------------------------
void testApp::draw(){

	
	
	ofSetColor(0xffffff);
	
	giImg.draw(20,270);
	m_box.draw(20,270);
	
	ofSetColor(0xffffff);
	
	m_tracker.giBgImage.draw(350,270);
	
	m_tracker.giScreenArea.draw(20,20);
	m_tracker.giAllTouchArea.draw(350,20);
	m_tracker.giWarpTouchArea.draw(680,20);
	
	
	
	ofSetColor(0xa1a1a1);
	
	glPushMatrix();
		
		glTranslatef(350,20,0);
		
		glBegin( GL_LINE_STRIP );
		         glVertex2f(m_box.fHandles[0].x, m_box.fHandles[0].y);
		         glVertex2f(m_box.fHandles[1].x, m_box.fHandles[1].y);
	             glVertex2f(m_box.fHandles[2].x, m_box.fHandles[2].y);
		         glVertex2f(m_box.fHandles[3].x, m_box.fHandles[3].y);
		         glVertex2f(m_box.fHandles[0].x, m_box.fHandles[0].y);
        glEnd();
	
	glPopMatrix();
	
	ofSetColor(0x000000);
	
	// labels
	ofDrawBitmapString("T: Hide/Show on screen track positions.\n\nB: Background Capture\n", 680, 360);

	if(bShowTouchScreen) m_tracker.drawTouchingPoints();
}


//--------------------------------------------------------------
void testApp::keyPressed  (int key){ 
	
	switch (key){
		
		case 'b':
			m_tracker.bgCapture(giImg);
			break;
			
		case 't':
			bShowTouchScreen = (bShowTouchScreen) ? false : true;
			break;
		}
}

//--------------------------------------------------------------
void testApp::mouseMoved(int x, int y ){
}	

//--------------------------------------------------------------
void testApp::mouseDragged(int x, int y, int button){
    
    m_box.adjustHandle(x, y);
    m_tracker.setScreenArea(m_box.fHandles);
    
}

//--------------------------------------------------------------
void testApp::mousePressed(int x, int y, int button){
}

//--------------------------------------------------------------
void testApp::mouseReleased(){
    
}