#include "testApp.h"

int imgWidth = 320;
int imgHeight = 240;

//--------------------------------------------------------------
void testApp::setup(){	 
	
   /* 
   
    vidGrabber.setVerbose(true);
	vidGrabber.initGrabber(320,240);		// windows direct show users be careful
											// some devices (dvcams, for example) don't 
											// allow you to capture at this resolution. 
											// you will need to check, and if necessary, change 
											// some of these values from 320x240 to whatever your camera supports
											// most webcams, firewire cams and analog capture devices will support this resolution.
	
    
    */
    
   
    
    imgLoader.loadImage("images/camera_view.bmp");     // load image if there is no camera
    
    m_box.setup( 75, 100, 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
                                            
   
    colorImg.allocate(imgWidth, imgHeight);             // allocate memory
	grayImage.allocate(imgWidth, imgHeight);
	giWarped.allocate(imgWidth, imgHeight);
	
	
	grayImage.setFromPixels( imgLoader.getPixels(),imgWidth, imgHeight );
   
}

//--------------------------------------------------------------
void testApp::update(){
	
    ofBackground(180,180,180);
	
    ofPoint2f dstPts[4] = { 
        {0,imgHeight},
        {imgWidth,imgHeight},
        {imgWidth,0},
        {0,0} 
        };
        
    giWarped.warpIntoMe(grayImage, m_box.fHandles, dstPts );
       
    /*vidGrabber.grabFrame();
	
	if (vidGrabber.isFrameNew()){
		
		colorImg.setFromPixels(vidGrabber.getPixels(), 320,240);
		grayImage.setFromColorImage(colorImg);
		giWarped = grayImage;
		
       
       ofPoint2f dstPts[4] = { 
        {0,320},
        {240,320},
        {240,0},
        {0,0} 
        };
         
       giWarped.warpIntoMe(grayImage, m_box.fHandles, dstPts );
       
	}*/
}

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

	ofSetColor(0xffffff);
	
    grayImage.draw(75,100);
    giWarped.draw( 405, 100 );
    
    
    ofSetColor(0x000000);
	ofNoFill();
    ofRect(75,100,320,240);
	ofRect(405,100,320,240);
    
    ofFill(); 
    m_box.draw( 75, 100 );
		
	ofSetColor(0x000000);
	char reportStr[1024];
	sprintf(reportStr, "Original Image");
	ofDrawBitmapString(reportStr, 75, 360);
    
    sprintf(reportStr, "Warped Image");
	ofDrawBitmapString(reportStr, 405, 360);
	
	sprintf(reportStr, "Drag handles to warp image.");
	ofDrawBitmapString(reportStr, 75, 410);
}


//--------------------------------------------------------------
void testApp::keyPressed  (int key){ 
	
	switch (key){
		
	
	}
}

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

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

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

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