void ContinuousPathApp::drawCurves(cairo::Context &ctx, Path2d path, float thickness, Color col)
{    
    ctx.setLineWidth(thickness);
    ctx.setSource(col);
    ctx.newSubPath();
    
    int pointIndex = 0;
    for (int i=0; i<path.getNumSegments(); i++) {
        
        int segType = path.getSegmentType(i);
        
        // change jumpIndex depending on the type of segment
        switch(segType){
            case Path2d::CUBICTO:
                if(i==0) ctx.moveTo(path.getPoint(pointIndex));
                // do a curve to using the next 2 points as the curves and the 3rd as the end point
                ctx.curveTo(path.getPoint(pointIndex+1), path.getPoint(pointIndex+2), path.getPoint(pointIndex+3));
                pointIndex += 3;
                break;
            case Path2d::MOVETO:
                // don't do anything with this point
                ctx.moveTo(path.getPoint(pointIndex));
                pointIndex += 0;
                break;
            default:
                pointIndex += 1;
                break;
        }
    }
    ctx.stroke();
}
Пример #2
0
void bsplineApp::drawBSpline( cairo::Context &ctx )
{
	if( mPoints.size() > (size_t)mDegree ) {
		ctx.setLineWidth( 2.5f );
		ctx.setSourceRgb( 1.0f, 0.5f, 0.25f );
		ctx.appendPath( Path2d( BSpline2f( mPoints, mDegree, mLoop, mOpen ) ) );
		ctx.stroke();
//		ctx.fill();
	}
}
void PathSimplificationApp::drawLine(cairo::Context &ctx, Vec2f const &pt1, Vec2f const &pt2, float thickness, Color col)
{
    ctx.setLineWidth(thickness);
    ctx.setSource(col);
    ctx.newSubPath();
    ctx.moveTo(pt1.x, pt1.y);
    ctx.lineTo(pt2.x, pt2.y);
    
    ctx.closePath();
    ctx.stroke();
}
Пример #4
0
	void draw( cairo::Context &ctx ) const
	{
		// draw the solid petals
		ctx.setSource( mColor );
		makePath( ctx );
		ctx.fill();
		
		// draw the petal outlines
		ctx.setSource( mColor * 0.8f );
		makePath( ctx );
		ctx.stroke();
	};
void ContinuousPathApp::drawCircle(cairo::Context &ctx, Vec2f const &pt, double diameter,  Color col, bool outline)
{
    ctx.setLineWidth(1);
    ctx.setSource( col );
    ctx.newSubPath();
    ctx.circle( pt.x, pt.y, diameter );
    ctx.closePath();
    
    if(outline){
        ctx.stroke();
    }else{
        ctx.fill();   
    }
}
Пример #6
0
void ChessPiece::Render(cairo::Context &ctx)
{

	/*if (team = Black)
	{
		ctx.setSourceRgb(0.3, 0.3, 0.3);
	}
	else
	{
		ctx.setSourceRgb(0.7, 0.7, 0.7);
	}

	switch (type)
	{
	case King:		
		ctx.showText("King");
		break;
	case Queen:
		ctx.showText("Queen");
		break;
	case Knight:
		ctx.showText("Knight");
		break;
	case Bishop:
		ctx.showText("Bishop");
		break;
	case Rook:
		ctx.showText("Rook");
		break;
	case Pawn:
		ctx.showText("Pawn");
		break;
	case Invalid:
		break;
	default:
		break;
	}*/

	int verticalOffset;
	int horizontalOffset;

	switch (type)
	{
	case King:
		horizontalOffset = 37;
		verticalOffset = 17;
		break;
	case Queen:
		horizontalOffset = 35;
		verticalOffset = 17;
		break;
	case Knight:
		horizontalOffset = 26;
		verticalOffset = 17;
		break;
	case Bishop:
		horizontalOffset = 33;
		verticalOffset = 17;
		break;
	case Rook:
		horizontalOffset = 27;
		verticalOffset = 17;
		break;
	case Pawn:
		horizontalOffset = 26;
		verticalOffset = 17;
		break;
	case Invalid:
		break;
	default:
		break;
	}


	cinder::Vec2f TLPoint = GetTopLeftBoxPoint();

	horizontalOffset += (int)TLPoint.x;
	verticalOffset += (int)TLPoint.y;

	ctx.translate(horizontalOffset, verticalOffset);
	
	cinder::cairo::SurfaceImage siPiece(surface);
	cinder::cairo::SurfaceBase* sb = &siPiece;

	ctx.setSourceSurface(siPiece, 0, 0);
	ctx.maskSurface(sb, 0, 0);


	ctx.stroke();

	ctx.translate(-horizontalOffset, -verticalOffset);
}
Пример #7
0
void NodeView::draw(cairo::Context &theG) {
    _size = _calculateSize();

        
    cairo::GradientLinear myGradient(0, 0, 0, _size.y);
    
    if(_node->state() == WARNING) {
        myGradient.addColorStop(0.15, Colorf(0.518, 0.298, 0.298*0.5));
        myGradient.addColorStop(0.85, Colorf(0.898, 0.467, 0.0));
    } else if(_node->state() == ERROR) {
        myGradient.addColorStop(0.15, Colorf(0.5, 0, 0));
        myGradient.addColorStop(0.85, Colorf(0.8, 0, 0));

    } else {
        myGradient.addColorStop(0.15, Colorf(0.14, 0.12, 0.129));
        myGradient.addColorStop(0.85, Colorf(0.227, 0.188, 0.2));
        
    }
   
    
    
	Rectf myRect;
	myRect.set(0, 0, _size.x, _size.y);

    Vec2f myCorrection(0.5, 0.5);

    theG.translate(myCorrection);
   	theG.translate(_position);
    

    theG.setSourceRgb(0.7, 0.7, 0.7);
    
    theG.roundedRectangle(myRect, 2);
    theG.setLineWidth(1);
    theG.stroke();
    
    theG.translate(Vec2f(-0.5, -0.5));

    
    theG.setSource(myGradient);

    theG.roundedRectangle(myRect, 2);
    theG.fill(); 
    
    
    
    
    
//    for(int i = 0; i < _node->inputs().size(); i++) {
//        NodeInputBase *myInput = _node->inputs()[i];
//        int myX = _size.x - (i * PIN_WIDTH + (i-1) * PIN_SPACING + PIN_SPACING + PIN_WIDTH);
//        
//        theG.setSourceRgb(0.8, 0.8, 0.8);
//        theG.rectangle(myX - PIN_WIDTH, 0, PIN_WIDTH, PIN_HEIGHT);
//        theG.fill();
//        
//        
//        
//    }
//    
//    
//    
//    for(int i = 0; i < _node->outputs().size(); i++) {
//        NodeOutputBase *myOutput = _node->outputs()[i];
//        
//        int myX = _size.x - (i * PIN_WIDTH + (i-1) * PIN_SPACING + PIN_SPACING + PIN_WIDTH);
//        
//        theG.setSourceRgb(0.8, 0.8, 0.8);
//        theG.rectangle(myX - PIN_WIDTH, _size.y - PIN_HEIGHT, PIN_WIDTH, PIN_HEIGHT);
//        theG.fill();        
//    }
    
    
    
    
    theG.translate(Vec2f(5, _size.y - 5));
    theG.setSourceRgb(0.8, 0.8, 0.8);
    theG.setFont( _font );
    theG.setFontSize( 10 );
    theG.showText( _node->name() );
    theG.fill();
    
    theG.setSourceRgb(1.0, 0, 0);
    

    theG.flush();    
}