void testApp::loadGestures(ofFileDialogResult dialogResult)
{
ofxXmlSettings file;
if(!file.loadFile(dialogResult.filePath))
return;
gvfh.gvf_clear();
initColors();
int gestureCount = file.getNumTags("GESTURE");
if(gestureCount < 1)
return;
cout << gestureCount << " gestures." << endl;
for(int i = 0; i < gestureCount; i++)
{
file.pushTag("GESTURE", i);
ofPoint p;
p.x = file.getValue("INIT_POINT:X", (double)-1);
p.y = file.getValue("INIT_POINT:Y", (double)-1);
file.pushTag("POINTS");
int pointCount = file.getNumTags("PT");
if(pointCount < 1)
return;
gvfh.gvf_learn();
gvfh.addTemplateGesture(p, generateRandomColor());
for(int j = 0; j < pointCount; j++)
{
p.x = file.getValue("PT:X", (double)-1, j);
p.y = file.getValue("PT:Y", (double)-1, j);
gvfh.gvf_data(p);
}
file.popTag();
file.popTag();
gvfh.gvf_follow();
}
}
//--------------------------------------------------------------
void testApp::mousePressed(int x, int y, int button){
// a new gesture will not start if the user clicks on the UI area or outside the gesture area
if(currentGesture.isPointInGestureArea(x, y) && !currentGesture.isPointInArea(guiArea, x, y))
{
// the current gesture is initialised with its initial point
currentGesture.initialiseNonNormalised(x, y);
// here the point is already normalised
ofPoint initialPoint = currentGesture.getInitialOfPoint();
if(gvfh.get_state() == STATE_LEARNING)
{
gvfh.addTemplateGesture(initialPoint, generateRandomColor());
}
// first point is always 0.5 (the gesture's initialPoint property can be used to translate the gesture)
currentGesture.addPoint(ofPoint(0.5, 0.5));
isMouseDrawing = true;
}
}
void linepath(float x1,float y1,float x2,float y2)//function tht generates points on a straight line
{ // through (x1,y1) and (x2,y2) for the shapes to move
static int shapeDecider=0; //using digital differential analyser algorithm
struct randomnumbers r;
radius=7;
r=generateRandomColor();
float steps,dx,dy,xinc,yinc,k,x,y,ang=0;
dx=x2-x1;
dy=y2-y1;
if(abs(dx)>abs(dy))
steps=abs(dx);
else
steps=abs(dy);
xinc=(float)dx/(float)steps;
yinc=(float)dy/(float)steps;
x=x1;
y=y1;
//shapeDecider is a variable that decides which shape will appear when on the screen
for(k=0;k<steps;k++)
{
glClear(GL_COLOR_BUFFER_BIT);
if(shapeDecider%3==0)
{
teamTheme(); // to display the team theme
drawCircle(x,y,r.redc,r.greenc,r.bluec,0);// to draw circle along the line (x1,y1) to (x2,y2)
glutSwapBuffers();
drawSquare(-x,-y,r.reds,r.greens,r.blues,0);
glutSwapBuffers();
}
else if(shapeDecider%3==1)
{
teamTheme();
glutSwapBuffers();
drawSquare(x,y,r.reds,r.greens,r.blues,0);
glutSwapBuffers();
drawCircle(-x,-y,r.redc,r.greenc,r.bluec,0.25);
smallDelay();
glutSwapBuffers();
//smallDelay();
}
else
{
teamTheme();
glutSwapBuffers();
drawTriangle(x,y,1,1,1,ang);
glutSwapBuffers();
drawCircle(-x,-y,r.redc,r.greenc,r.bluec,0);
glutSwapBuffers();
smallDelay();
}
x+=xinc;
y+=yinc;
ang+=100; // this parameter is to rotate the triangle
}
if(shapeDecider<25)
shapeDecider++;
else
shapeDecider=0;
}
