X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.document.ui%2Fsrc%2Forg%2Fsimantics%2Fdocument%2Fui%2FSharedTextColors.java;fp=bundles%2Forg.simantics.document.ui%2Fsrc%2Forg%2Fsimantics%2Fdocument%2Fui%2FSharedTextColors.java;h=4856eb12ab4cc8af5f2b15ebc036abfd0978f561;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.document.ui/src/org/simantics/document/ui/SharedTextColors.java b/bundles/org.simantics.document.ui/src/org/simantics/document/ui/SharedTextColors.java
new file mode 100644
index 000000000..4856eb12a
--- /dev/null
+++ b/bundles/org.simantics.document.ui/src/org/simantics/document/ui/SharedTextColors.java
@@ -0,0 +1,35 @@
+package org.simantics.document.ui;
+
+import gnu.trove.map.hash.THashMap;
+
+import org.eclipse.jface.text.source.ISharedTextColors;
+import org.eclipse.swt.graphics.Color;
+import org.eclipse.swt.graphics.RGB;
+import org.eclipse.swt.widgets.Display;
+
+final public class SharedTextColors implements ISharedTextColors {
+
+    Display display;
+    THashMap<RGB,Color> map = new THashMap<RGB,Color>();
+    
+    public SharedTextColors(Display display) {
+        this.display = display;
+    }
+
+    @Override
+    public Color getColor(RGB rgb) {
+        Color color = map.get(rgb);
+        if(color == null) {
+            color = new Color(display, rgb);
+            map.put(rgb, color);
+        }
+        return color;
+    }
+
+    @Override
+    public void dispose() {
+        for(Color color : map.values())
+            color.dispose();
+        map.clear();
+    }
+}
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