private void calculateAndWriteVertex(
int sizeX, int sizeY, GraphicLayoutInfo graphicLayoutInfo, GraphVertex vertex) {
Position position = graphicLayoutInfo.mapToOriginal(vertex.getPosition());
// Determine color for vertex.
Color color = vertex.getColor();
if (options.getOption(OptionsEnum.depDegreeColor).getBool()) {
float redValue = vertex.getDegreeOut() / graph.getMaxOutdegree();
color = new Color(redValue, 1 - redValue, 0);
}
if (vertex.getShape() == Shape.FIXED_SIZE_BOX) {
int radius = 2;
writeVertex(vertex, (int) position.x, (int) position.y, (int) position.z, radius, color);
} else if (vertex.getShape() == Shape.FILLER_RECT) {
int width = Math.max(1, Math.round(sizeX / graphicLayoutInfo.getWidth()));
int height = Math.max(1, Math.round(sizeY / graphicLayoutInfo.getHeight()));
writeVertex(
vertex, (int) position.x, (int) position.y, (int) position.z, width, height, color);
} else {
int radius = calculateVertexRadius(vertex.getDegree());
writeVertex(vertex, (int) position.x, (int) position.y, (int) position.z, radius, color);
}
}
public void writeGraphicsLayout(
List<GraphVertex> vertices, List<GraphEdge> edges, Dimension size) {
GraphicLayoutInfo graphicLayoutInfo = calculateOffsetAndScale(size);
int sizeX = (int) size.getWidth();
int sizeY = (int) size.getHeight();
// Draw the edges.
for (GraphEdge edge : edges) {
if (options.getOption(OptionsEnum.showEdges).getBool() || edge.showEdge()) {
// Only draw the edge if it and both of its incident vertices are visible
if ((edge.getSource().isShowVertex() || edge.getTarget().isShowVertex())
&& !edge.isAuxiliaryEdge()) {
Position sourcePos = graphicLayoutInfo.mapToOriginal(edge.getSource().getPosition());
Position targetPos = graphicLayoutInfo.mapToOriginal(edge.getTarget().getPosition());
writeEdge(
edge,
(int) sourcePos.x,
(int) sourcePos.y,
(int) sourcePos.z,
(int) targetPos.x,
(int) targetPos.y,
(int) targetPos.z);
}
}
}
// Draw the vertices.
// First draw the vertices that are not annotated (put them to background).
for (GraphVertex vertex : vertices) {
if (vertex.isShowVertex()
&& !(options.getOption(OptionsEnum.hideSource).getBool() && vertex.isSource())
&& !vertex.isAuxiliary()
&& !vertex.isShowName()) {
calculateAndWriteVertex(sizeX, sizeY, graphicLayoutInfo, vertex);
}
}
// Draw the annotated vertices.
// Second draw the annotated vertices (put them to foreground).
for (GraphVertex vertex : vertices) {
if (vertex.isShowVertex()
&& !(options.getOption(OptionsEnum.hideSource).getBool() && vertex.isSource())
&& !vertex.isAuxiliary()
&& vertex.isShowName()) {
calculateAndWriteVertex(sizeX, sizeY, graphicLayoutInfo, vertex);
}
}
}
