1 files changed, 111 insertions, 0 deletions
diff --git a/src/main/java/org/cristalise/gui/lifecycle/instance/ActivityRenderer.java b/src/main/java/org/cristalise/gui/lifecycle/instance/ActivityRenderer.java
new file mode 100644
index 0000000..f4d44b9
--- /dev/null
+++ b/src/main/java/org/cristalise/gui/lifecycle/instance/ActivityRenderer.java
@@ -0,0 +1,111 @@
+package org.cristalise.gui.lifecycle.instance;
+import java.awt.Color;
+import java.awt.FontMetrics;
+import java.awt.Graphics2D;
+import java.awt.Paint;
+import java.awt.Polygon;
+
+import org.cristalise.gui.graph.view.VertexRenderer;
+import org.cristalise.kernel.common.GTimeStamp;
+import org.cristalise.kernel.common.InvalidDataException;
+import org.cristalise.kernel.graph.model.GraphPoint;
+import org.cristalise.kernel.graph.model.Vertex;
+import org.cristalise.kernel.lifecycle.instance.Activity;
+import org.cristalise.kernel.utils.DateUtility;
+import org.cristalise.kernel.utils.Language;
+
+public class ActivityRenderer implements VertexRenderer
+{
+	private Paint mActivePaint = new Color(100, 255, 100);
+	private Paint mActiveCompPaint = new Color(100, 255, 255);
+	private Paint mInactivePaint = new Color(255, 255, 255);
+	private Paint mInactiveCompPaint = new Color(200, 200, 255);
+	private Paint mErrorPaint = new Color(255, 50, 0);
+	private Paint mTextPaint = Color.black;
+	@Override
+	public void draw(Graphics2D g2d, Vertex vertex)
+	{
+		Activity activity = (Activity) vertex;
+		boolean active = activity.getActive();
+		boolean hasError = !activity.verify();
+		boolean isComposite = activity.getIsComposite();
+		GraphPoint centrePoint = activity.getCentrePoint();
+		//String description = activity.getDescription();
+		String[] linesOfText = new String[3];
+		linesOfText[0] = "(" + activity.getType() + ")";
+		linesOfText[1] = activity.getName();
+		if (hasError)
+			linesOfText[2] = Language.translate(activity.getErrors());
+		else
+		{
+			boolean showTime = activity.getActive() && ((Boolean) activity.getProperties().get("Show time")).booleanValue();
+			String stateName = "Invalid State"; 
+			try {
+				stateName = activity.getStateName();
+			} catch (InvalidDataException ex) { }
+			
+			linesOfText[2] = 
+					Language.translate(stateName) + (showTime ? " " + getWaitTime(activity.getStateDate()) : "");
+		}
+
+		FontMetrics metrics = g2d.getFontMetrics();
+		int lineWidth = 0;
+		int lineHeight = metrics.getHeight();
+		int linesHeight = lineHeight * linesOfText.length;
+		int linesStartY = centrePoint.y - linesHeight / 2 + lineHeight * 2 / 3;
+		int x = 0;
+		int y = 0;
+		int i = 0;
+		GraphPoint[] outline = vertex.getOutlinePoints();
+		Paint actColour;
+		if (hasError)
+			actColour = mErrorPaint;
+		else if (active)
+			if (isComposite)
+				actColour = mActiveCompPaint;
+			else
+				actColour = mActivePaint;
+		else if (isComposite)
+			actColour = mInactiveCompPaint;
+		else
+			actColour = mInactivePaint;
+		g2d.setPaint(actColour);
+		//g2d.fill3DRect( centrePoint.x - mSize.width / 2, centrePoint.y - mSize.height / 2, mSize.width, mSize.height, true );
+		g2d.fill(graphPointsToPolygon(outline));
+		g2d.setPaint(mTextPaint);
+		for (i = 0; i < linesOfText.length; i++)
+		{
+			lineWidth = metrics.stringWidth(linesOfText[i]);
+			x = centrePoint.x - lineWidth / 2;
+			y = linesStartY + i * lineHeight;
+			g2d.drawString(linesOfText[i], x, y);
+		}
+	}
+	private static Polygon graphPointsToPolygon(GraphPoint[] points)
+	{
+		Polygon polygon = new Polygon();
+		int i = 0;
+		for (i = 0; i < points.length; i++)
+		{
+			polygon.addPoint(points[i].x, points[i].y);
+		}
+		return polygon;
+	}
+	private static String getWaitTime(GTimeStamp date)
+	{
+		GTimeStamp now = new GTimeStamp();
+		DateUtility.setToNow(now);
+		long diff = DateUtility.diff(now, date);
+		long secondes = diff % 60;
+		long minutes = (diff / 60) % 60;
+		long hours = (diff / 3600) % 24;
+		long days = (diff / 3600 / 24);
+		if (days > 0)
+			return days + " " + Language.translate("d") + " " + hours + " " + Language.translate("h");
+		if (hours > 0)
+			return hours + " " + Language.translate("h") + " " + minutes + " " + Language.translate("min");
+		if (minutes > 0)
+			return minutes + " " + Language.translate("min");
+		return secondes + " " + Language.translate("sec");
+	}
+}