diff options
| author | Andrew Branson <andrew.branson@cern.ch> | 2012-05-30 08:37:45 +0200 |
|---|---|---|
| committer | Andrew Branson <andrew.branson@cern.ch> | 2012-05-30 08:37:45 +0200 |
| commit | b086f57f56bf0eb9dab9cf321a0f69aaaae84347 (patch) | |
| tree | 8e6e26e8b7eed6abad7a17b093bdbb55c5e6b1ba /src/main/java/com/c2kernel/graph/view/DefaultVertexRenderer.java | |
| parent | 22088ae8d2d5ff390518dbe1c4372325ffb3a647 (diff) | |
Initial Maven Conversion
Diffstat (limited to 'src/main/java/com/c2kernel/graph/view/DefaultVertexRenderer.java')
| -rw-r--r-- | src/main/java/com/c2kernel/graph/view/DefaultVertexRenderer.java | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/main/java/com/c2kernel/graph/view/DefaultVertexRenderer.java b/src/main/java/com/c2kernel/graph/view/DefaultVertexRenderer.java new file mode 100644 index 0000000..e9b92d0 --- /dev/null +++ b/src/main/java/com/c2kernel/graph/view/DefaultVertexRenderer.java @@ -0,0 +1,60 @@ +package com.c2kernel.graph.view;
+
+import java.awt.FontMetrics;
+import java.awt.Graphics2D;
+import java.awt.Paint;
+import java.awt.Polygon;
+
+import com.c2kernel.graph.model.GraphPoint;
+import com.c2kernel.graph.model.Vertex;
+
+
+public class DefaultVertexRenderer implements VertexRenderer
+{
+ private Paint mLinePaint = null;
+ private Paint mTextPaint = null;
+ private Paint mFillPaint = null;
+
+
+ public DefaultVertexRenderer(Paint linePaint, Paint textPaint, Paint fillPaint)
+ {
+ mLinePaint = linePaint;
+ mTextPaint = textPaint;
+ mFillPaint = fillPaint;
+ }
+
+
+ @Override
+ public void draw(Graphics2D g2d, Vertex vertex)
+ {
+ GraphPoint[] outlinePoints = vertex.getOutlinePoints();
+ GraphPoint centrePoint = vertex.getCentrePoint();
+ Polygon outline = new Polygon();
+
+ String vertexName = vertex.getName();
+ FontMetrics metrics = g2d.getFontMetrics();
+ int textWidth = metrics.stringWidth(vertexName);
+ int textHeight = metrics.getHeight();
+ int textX = centrePoint.x - textWidth/2;
+ int textY = centrePoint.y + textHeight/3;
+
+ int i = 0;
+
+
+ // Construct a shape in the outline of the vertex
+ for(i=0; i<outlinePoints.length; i++)
+ {
+ outline.addPoint(outlinePoints[i].x, outlinePoints[i].y);
+ }
+
+ // Fill and then draw the outline
+ g2d.setPaint(mFillPaint);
+ g2d.fill(outline);
+ g2d.setPaint(mLinePaint);
+ g2d.draw(outline);
+
+ // Write the name of the vertex in the centre of the outline
+ g2d.setPaint(mTextPaint);
+ g2d.drawString(vertexName, textX, textY);
+ }
+}
|