diff options
Diffstat (limited to 'src/main/java/org/cristalise/gui/lifecycle/instance/SplitJoinRenderer.java')
| -rw-r--r-- | src/main/java/org/cristalise/gui/lifecycle/instance/SplitJoinRenderer.java | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/src/main/java/org/cristalise/gui/lifecycle/instance/SplitJoinRenderer.java b/src/main/java/org/cristalise/gui/lifecycle/instance/SplitJoinRenderer.java new file mode 100644 index 0000000..8667fed --- /dev/null +++ b/src/main/java/org/cristalise/gui/lifecycle/instance/SplitJoinRenderer.java @@ -0,0 +1,143 @@ +package org.cristalise.gui.lifecycle.instance;
+
+import java.awt.Color;
+import java.awt.FontMetrics;
+import java.awt.Graphics2D;
+import java.awt.Paint;
+
+import org.cristalise.gui.graph.view.VertexRenderer;
+import org.cristalise.kernel.graph.model.GraphPoint;
+import org.cristalise.kernel.graph.model.Vertex;
+import org.cristalise.kernel.lifecycle.instance.AndSplit;
+import org.cristalise.kernel.lifecycle.instance.Join;
+import org.cristalise.kernel.lifecycle.instance.Loop;
+import org.cristalise.kernel.lifecycle.instance.OrSplit;
+import org.cristalise.kernel.lifecycle.instance.WfVertex;
+import org.cristalise.kernel.lifecycle.instance.XOrSplit;
+import org.cristalise.kernel.utils.Language;
+
+
+public class SplitJoinRenderer implements VertexRenderer
+{
+ private Paint mTextPaint = Color.black;
+ private Paint mBoxPaint = new Color( 204, 204, 204 );
+ private Paint mErrorPaint = new Color( 255, 0, 0 );
+ private boolean mTextOffsetsNotInitialised = true;
+ private int mTextYOffset = 0;
+ private String mAndText = "And";
+ private int mAndTextXOffset = 0;
+ private String mOrText = "Or";
+ private int mOrTextXOffset = 0;
+ private String mLoopText = "Loop";
+ private int mLoopTextXOffset = 0;
+ private String mXOrText = "XOr";
+ private int mXOrTextXOffset = 0;
+ private String mJoinText = "Join";
+ private int mJoinTextXOffset = 0;
+ private String mRouteText = "";
+ private int mRouteTextXOffset = 0;
+ private String mXXXText = "XXX";
+ private int mXXXTextXOffset = 0;
+
+
+ @Override
+ public void draw( Graphics2D g2d, Vertex vertex)
+ {
+ GraphPoint centrePoint = vertex.getCentrePoint();
+ String text = null;
+ int textXOffset = 0;
+ int vertexHeight = vertex.getHeight();
+ int vertexWidth = vertex.getWidth();
+
+
+ if ( mTextOffsetsNotInitialised )
+ {
+ initialiseTextOffsets( g2d );
+ mTextOffsetsNotInitialised = false;
+ }
+ if ( vertex instanceof AndSplit )
+ {
+ text = Language.translate(mAndText);
+ textXOffset = mAndTextXOffset;
+ }
+ else if ( vertex instanceof OrSplit )
+ {
+ text = Language.translate(mOrText);
+ textXOffset = mOrTextXOffset;
+ }
+ else if ( vertex instanceof Loop )
+ {
+ text = Language.translate(mLoopText);
+ textXOffset = mLoopTextXOffset;
+ }
+ else if ( vertex instanceof XOrSplit )
+ {
+ text = Language.translate(mXOrText);
+ textXOffset = mXOrTextXOffset;
+ }
+ else if ( vertex instanceof Join )
+ {
+ text = Language.translate(mJoinText);
+ textXOffset = mJoinTextXOffset;
+ }
+ else if ( vertex instanceof Join)
+ {
+ String type= (String)((Join)vertex).getProperties().get("Type");
+ if (type!=null && type.equals("Route"))
+ {
+ text = mRouteText;
+ textXOffset = mRouteTextXOffset;
+ }
+ else
+ {
+ text = Language.translate(mJoinText);
+ textXOffset = mJoinTextXOffset;
+ }
+ }
+ else
+ {
+ text = mXXXText;
+ textXOffset = mXXXTextXOffset;
+ }
+
+ boolean hasErrors = ((WfVertex)vertex).verify();
+ g2d.setPaint( hasErrors ? mBoxPaint : mErrorPaint );
+ g2d.fillRect
+ (
+ centrePoint.x - vertexWidth / 2,
+ centrePoint.y - vertexHeight / 2,
+ vertexWidth,
+ vertexHeight
+ );
+ g2d.setPaint( mTextPaint );
+ g2d.drawRect
+ (
+ centrePoint.x - vertexWidth / 2,
+ centrePoint.y - vertexHeight / 2,
+ vertexWidth,
+ vertexHeight
+ );
+ g2d.drawString( text, centrePoint.x - textXOffset, centrePoint.y + mTextYOffset );
+
+ if (!hasErrors) {
+ g2d.setPaint( mErrorPaint );
+ String errors = Language.translate(((WfVertex)vertex).getErrors());
+ int errorWidth = g2d.getFontMetrics().stringWidth( errors );
+ g2d.drawString( errors, centrePoint.x - ( errorWidth / 2), centrePoint.y + vertexHeight );
+ }
+ }
+
+ private void initialiseTextOffsets( Graphics2D g2d )
+ {
+ FontMetrics metrics = g2d.getFontMetrics();
+
+
+ mTextYOffset = metrics.getHeight() / 3;
+ mAndTextXOffset = metrics.stringWidth( Language.translate(mAndText) ) / 2;
+ mOrTextXOffset = metrics.stringWidth( Language.translate(mOrText) ) / 2;
+ mXOrTextXOffset = metrics.stringWidth( Language.translate(mXOrText) ) / 2;
+ mJoinTextXOffset = metrics.stringWidth( Language.translate(mJoinText) ) / 2;
+ mLoopTextXOffset = metrics.stringWidth( Language.translate(mLoopText) ) / 2;
+ }
+}
+
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