X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.modeling%2Fsrc%2Forg%2Fsimantics%2Fmodeling%2FSCLScenegraph.java;h=4e4811c5a15fe066d6ecf645accbe8fc26a4ca93;hp=7545106580b7ea0fa3eebeef97605f7e87605687;hb=34ee11ce2339ebdae4783e5765583a6ae13c2920;hpb=40370f30d373d8ad850495f100700141ff600fa3

diff --git a/bundles/org.simantics.modeling/src/org/simantics/modeling/SCLScenegraph.java b/bundles/org.simantics.modeling/src/org/simantics/modeling/SCLScenegraph.java
index 754510658..4e4811c5a 100644
--- a/bundles/org.simantics.modeling/src/org/simantics/modeling/SCLScenegraph.java
+++ b/bundles/org.simantics.modeling/src/org/simantics/modeling/SCLScenegraph.java
@@ -1,6 +1,7 @@
 package org.simantics.modeling;
 
 import java.awt.BasicStroke;
+import java.awt.Color;
 import java.awt.Dimension;
 import java.awt.RenderingHints;
 import java.awt.RenderingHints.Key;
@@ -45,6 +46,7 @@ import org.simantics.diagram.elements.DiagramNodeUtil;
 import org.simantics.diagram.elements.TextGridNode;
 import org.simantics.diagram.elements.TextNode;
 import org.simantics.diagram.stubs.DiagramResource;
+import org.simantics.g2d.canvas.Hints;
 import org.simantics.g2d.canvas.ICanvasContext;
 import org.simantics.g2d.diagram.DiagramHints;
 import org.simantics.g2d.diagram.IDiagram;
@@ -276,6 +278,23 @@ public class SCLScenegraph {
     	}
         return "No nodes in scenegraph!";
     }
+    
+    /**
+     * Returns background color of a canvasContext or null.
+     * @param ctx
+     * @return color in RGBA List<Integer> format, or null.
+     */
+    public static List<Integer> getBackgroundColor(ICanvasContext ctx) {
+    	Color color = ctx.getDefaultHintContext().getHint(Hints.KEY_BACKGROUND_COLOR);
+    	if (color == null)
+    		return null;
+    	ArrayList<Integer> rgba = new ArrayList<>(4);
+    	rgba.add(color.getRed());
+    	rgba.add(color.getGreen());
+    	rgba.add(color.getBlue());
+    	rgba.add(color.getAlpha());
+    	return rgba;
+    }
 
     public static String sceneGraphTest (ICanvasContext ctx, String module, String value) {
     	
@@ -832,7 +851,22 @@ public class SCLScenegraph {
                 }
             } else if (node instanceof SVGNode) {
                 SVGNode svg = (SVGNode)node;
+                AffineTransform at = svg.getTransform();
+                if (!at.isIdentity()) {
+                	 if(at.getScaleX() == 1.0 && at.getScaleY() == 1.0 && at.getShearX() == 0.0 && at.getShearY() == 0.0) {
+                         String m = "translate(" + at.getTranslateX() + " " + at.getTranslateY() + ")";
+                         parentBuilder.append(MAIN_SECTION, "\n<g transform=\"" + m + "\">");
+                     } else {
+                         double[] ds = new double[6];
+                         at.getMatrix(ds);
+                         String m = "matrix(" + ds[0] + " " + ds[1] + " " + ds[2] + " " + ds[3] + " " + ds[4] + " " + ds[5] + ")";
+                         parentBuilder.append(MAIN_SECTION, "\n<g transform=\"" + m + "\">");
+                     }
+                }
                 parentBuilder.append(MAIN_SECTION, svg.getSVGText());
+                if (!at.isIdentity()) {
+                	parentBuilder.append(MAIN_SECTION, "\n</g>");
+                }
             } else if (node instanceof G2DParentNode) {
                 AffineTransform at = node.getTransform();
                 if(node instanceof SingleElementNode) {