From 5cc9e724582ac4e302fad76d380c397ddeb27876 Mon Sep 17 00:00:00 2001
From: OszkarSemerath <oszkar.semerath@gmail.com>
Date: Thu, 1 Feb 2018 14:28:01 +0100
Subject: Type coloring

---
 ...modelElementColoringTextAttributeProvider.xtend | 56 ++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 Application/hu.bme.mit.inf.dslreasoner.application.ui/src/hu/bme/mit/inf/dslreasoner/application/ui/highlight/MetamodelElementColoringTextAttributeProvider.xtend

(limited to 'Application/hu.bme.mit.inf.dslreasoner.application.ui/src/hu/bme/mit/inf/dslreasoner/application/ui/highlight/MetamodelElementColoringTextAttributeProvider.xtend')

diff --git a/Application/hu.bme.mit.inf.dslreasoner.application.ui/src/hu/bme/mit/inf/dslreasoner/application/ui/highlight/MetamodelElementColoringTextAttributeProvider.xtend b/Application/hu.bme.mit.inf.dslreasoner.application.ui/src/hu/bme/mit/inf/dslreasoner/application/ui/highlight/MetamodelElementColoringTextAttributeProvider.xtend
new file mode 100644
index 00000000..10b96d02
--- /dev/null
+++ b/Application/hu.bme.mit.inf.dslreasoner.application.ui/src/hu/bme/mit/inf/dslreasoner/application/ui/highlight/MetamodelElementColoringTextAttributeProvider.xtend
@@ -0,0 +1,56 @@
+package hu.bme.mit.inf.dslreasoner.application.ui.highlight
+
+import com.google.inject.Inject
+import java.util.WeakHashMap
+import org.eclipse.jface.text.TextAttribute
+import org.eclipse.swt.graphics.RGB
+import org.eclipse.xtext.ui.editor.preferences.IPreferenceStoreAccess
+import org.eclipse.xtext.ui.editor.syntaxcoloring.IHighlightingConfiguration
+import org.eclipse.xtext.ui.editor.syntaxcoloring.PreferenceStoreAccessor
+import org.eclipse.xtext.ui.editor.syntaxcoloring.TextAttributeProvider
+import org.eclipse.xtext.ui.editor.utils.TextStyle
+import org.eclipse.xtext.ui.editor.utils.EditorUtils
+import org.eclipse.swt.SWT
+
+class MetamodelElementColoringTextAttributeProvider extends TextAttributeProvider{
+	
+	val defaultTextStyle = new TextStyle
+	val colorID2TextAttribute = new WeakHashMap<String,TextAttribute>
+	
+	@Inject
+	new(IHighlightingConfiguration highlightingConfig, IPreferenceStoreAccess preferenceStoreAccess, PreferenceStoreAccessor prefStoreAccessor) {
+		super(highlightingConfig, preferenceStoreAccess, prefStoreAccessor)
+	}
+	
+	override getAttribute(String id) {
+		if(isMetamodelElementColorID(id)) {
+			if(colorID2TextAttribute.containsKey(id)) {
+				return colorID2TextAttribute.get(id)
+			} else {
+				val style = metamodelElementTextStyle(id)
+				colorID2TextAttribute.put(id,style)
+				return style
+			}
+		} else {
+			super.getAttribute(id)
+		}
+	}
+	
+	private def isMetamodelElementColorID(String id) {
+		id.startsWith(ApplicationConfigurationSemanticHighlightingCalculator::MetamodelElementIDPrefix)
+	}
+	
+	private def TextAttribute metamodelElementTextStyle(String id) {
+		val texts = id.split(' ')
+		val backgroundColor = new RGB(
+			Integer.parseInt(texts.get(1)),
+			Integer.parseInt(texts.get(2)),
+			Integer.parseInt(texts.get(3))
+		)
+		return new TextAttribute(
+			EditorUtils.colorFromRGB(defaultTextStyle.color),
+			EditorUtils.colorFromRGB(backgroundColor),
+			defaultTextStyle.style.bitwiseAnd(SWT.BORDER),
+			EditorUtils.fontFromFontData(defaultTextStyle.getFontData()));
+	}
+}
-- 
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