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Diffstat (limited to 'plugins/org.eclipse.gmf.graphdef.codegen/templates/xtras/ScalablePolygon.xpt')
-rw-r--r-- | plugins/org.eclipse.gmf.graphdef.codegen/templates/xtras/ScalablePolygon.xpt | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/plugins/org.eclipse.gmf.graphdef.codegen/templates/xtras/ScalablePolygon.xpt b/plugins/org.eclipse.gmf.graphdef.codegen/templates/xtras/ScalablePolygon.xpt new file mode 100644 index 000000000..b3e48e828 --- /dev/null +++ b/plugins/org.eclipse.gmf.graphdef.codegen/templates/xtras/ScalablePolygon.xpt @@ -0,0 +1,94 @@ +/* + * Copyright (c) 2006 Borland Software Corporation + * + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * Michael Golubev (Borland) - initial API and implementation + */ + +«IMPORT "http://www.eclipse.org/gmf/2005/GraphicalDefinition"» +«IMPORT "http://www.eclipse.org/emf/2002/Ecore"» + + +«DEFINE behaviour FOR gmfgraph::ScalablePolygon-» + /** + * @generated + */ + private final org.eclipse.draw2d.geometry.PointList myTemplate = new org.eclipse.draw2d.geometry.PointList(); + /** + * @generated + */ + private org.eclipse.draw2d.geometry.Rectangle myTemplateBounds; + + /** + * @generated + */ + public void addPoint(org.eclipse.draw2d.geometry.Point point){ + myTemplate.addPoint(point); + myTemplateBounds = null; + } + + /** + * @generated + */ + protected void fillShape(org.eclipse.draw2d.Graphics graphics) { + org.eclipse.draw2d.geometry.Rectangle bounds = getBounds(); + graphics.pushState(); + graphics.translate(bounds.x, bounds.y); + graphics.fillPolygon(scalePointList()); + graphics.popState(); + } + + /** + * @generated + */ + protected void outlineShape(org.eclipse.draw2d.Graphics graphics) { + org.eclipse.draw2d.geometry.Rectangle bounds = getBounds(); + graphics.pushState(); + graphics.translate(bounds.x, bounds.y); + graphics.drawPolygon(scalePointList()); + graphics.popState(); + } + + /** + * @generated + */ + private org.eclipse.draw2d.geometry.Rectangle getTemplateBounds(){ + if (myTemplateBounds == null){ + myTemplateBounds = myTemplate.getBounds().getCopy().union(0, 0); + //just safety -- we are going to use this as divider + if (myTemplateBounds.width < 1){ + myTemplateBounds.width = 1; + } + if (myTemplateBounds.height < 1){ + myTemplateBounds.height = 1; + } + } + return myTemplateBounds; + } + + /** + * @generated + */ + private int[] scalePointList() { + org.eclipse.draw2d.geometry.Rectangle pointsBounds = getTemplateBounds(); + org.eclipse.draw2d.geometry.Rectangle actualBounds = getBounds(); + + float xScale = ((float) actualBounds.width) / pointsBounds.width; + float yScale = ((float) actualBounds.height) / pointsBounds.height; + + if (xScale == 1 && yScale == 1) { + return myTemplate.toIntArray(); + } + int[] scaled = (int[]) myTemplate.toIntArray().clone(); + for (int i = 0; i < scaled.length; i += 2) { + scaled[i] = (int) Math.floor(scaled[i] * xScale); + scaled[i + 1] = (int) Math.floor(scaled[i + 1] * yScale); + } + return scaled; + } +«ENDDEFINE»
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