/**
* Sets the curve depth of the arc. The curve depth is defined as the maximum distance from any
* point on the chord (i.e. a vector normal to the chord with magnitude d).
*
* <p>If 0 is set, a Polyline Connection will be used, otherwise a PolylineArcConnectoin will be
* used. Negative depths are also supported.
*
* @param depth The depth of the curve
*/
public void setCurveDepth(int depth) {
if (this.curveDepth == 0 && depth != 0 || this.curveDepth != 0 && depth == 0) {
// There is currently no curve, so we have to create
// a curved connection
graph.removeConnection(this);
this.curveDepth = depth;
this.connectionFigure = doCreateFigure();
registerConnection(sourceNode, destinationNode);
updateFigure(this.connectionFigure);
} else {
this.curveDepth = depth;
updateFigure(this.connectionFigure);
}
}
public GraphConnection(Graph graphModel, int style, GraphNode source, GraphNode destination) {
super(graphModel, style);
this.connectionStyle |= graphModel.getConnectionStyle();
this.connectionStyle |= style;
this.sourceNode = source;
this.destinationNode = destination;
this.visible = true;
this.color = ColorConstants.lightGray;
this.foreground = ColorConstants.lightGray;
this.highlightColor = graphModel.DARK_BLUE;
this.lineWidth = 1;
this.lineStyle = Graphics.LINE_SOLID;
setWeight(1.0);
this.graph = graphModel;
this.curveDepth = 0;
this.font = Display.getDefault().getSystemFont();
registerConnection(source, destination);
}