X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.utils.ui%2Fsrc%2Forg%2Fsimantics%2Futils%2Fui%2Fgfx%2FTextImageDescriptor.java;h=6676ae2bc2b6f503eda05d8fed20b59e1f9e5c92;hp=0289334f11848d3f94230dbc0da075b7013b1a87;hb=399abb1d550786b9077895ea1587d3f556fb0ed0;hpb=969bd23cab98a79ca9101af33334000879fb60c5

diff --git a/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/gfx/TextImageDescriptor.java b/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/gfx/TextImageDescriptor.java
index 0289334f1..6676ae2bc 100644
--- a/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/gfx/TextImageDescriptor.java
+++ b/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/gfx/TextImageDescriptor.java
@@ -1,97 +1,111 @@
-/*******************************************************************************
- * Copyright (c) 2007, 2011 Association for Decentralized Information Management in
- * Industry THTH ry.
- * 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:
- *     VTT Technical Research Centre of Finland - initial API and implementation
- *******************************************************************************/
-package org.simantics.utils.ui.gfx;
-
-import java.awt.Color;
-import java.awt.Font;
-import java.awt.FontMetrics;
-import java.awt.Graphics2D;
-import java.awt.RenderingHints;
-import java.awt.geom.Rectangle2D;
-import java.awt.image.BufferedImage;
-import java.awt.image.Raster;
-
-import org.eclipse.jface.resource.ImageDescriptor;
-import org.eclipse.swt.graphics.ImageData;
-import org.eclipse.swt.graphics.PaletteData;
-import org.simantics.utils.ObjectUtils;
-
-public class TextImageDescriptor extends ImageDescriptor {
-
-	static final PaletteData _RGB = new PaletteData(0x00ff0000, 0x0000ff00, 0x000000ff);
-	
-	public String text;
-	public int width, height;
-	public String font;
-	public int fontSize;
-	public int style;
-	public int rgb;
-	
-	private transient int hash;
-	
-	public TextImageDescriptor(String text, int width, int height, 
-			String font, int fontSize, 
-			int style, int rgb) {
-		this.text = text;
-		this.width = width;
-		this.height = height;
-		this.font = font;
-		this.fontSize = fontSize;
-		this.style = style;
-		this.rgb = rgb;
-				
-		hash = text.hashCode() + 3*width + 5*height + 7*font.hashCode() + 11*fontSize + 13*style + 17*rgb;
-	}
-
-	@Override
-	public ImageData getImageData() {
-        ImageData id = new ImageData(width, height, 24, _RGB);		
-        BufferedImage bi = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
-        Graphics2D g = (Graphics2D) bi.getGraphics();
-        g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
-        Font f = new Font(font, style, fontSize);
-        g.setFont( f );
-        Color c = new Color(rgb);
-        g.setColor( c );
-        FontMetrics fm = g.getFontMetrics(f);
-        Rectangle2D rect = fm.getStringBounds(text, g);
-        g.drawString(text, (float) ((width-rect.getWidth())/2), (float) ( (height/2) + (height-rect.getHeight())/2) );
-        g.dispose();        
-        
-        Raster alpha = bi.getAlphaRaster();        
-        for (int x=0; x<width; x++) {
-        	for (int y=0; y<height; y++) {
-        		int a = alpha.getSample(x, y, 0);
-        		int rgb = bi.getRGB(x, y);
-        		id.setAlpha(x, y, a);
-        		id.setPixel(x, y, rgb);
-        	}
-        }
-        
-		return id;
-	}
-	
-	@Override
-	public int hashCode() {
-		return hash;
-	}
-	
-	@Override
-	public boolean equals(Object obj) {
-		if (obj instanceof TextImageDescriptor==false) return false;
-		TextImageDescriptor o = (TextImageDescriptor) obj;
-		if ( !ObjectUtils.objectEquals(text, o.text) ) return false;
-		if ( !ObjectUtils.objectEquals(font, o.font) ) return false;
-		return width==o.width && height==o.height && fontSize==o.fontSize && style==o.style && rgb==o.rgb;
-	}
-
-}
+/*******************************************************************************
+ * Copyright (c) 2007, 2011 Association for Decentralized Information Management in
+ * Industry THTH ry.
+ * 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:
+ *     VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.utils.ui.gfx;
+
+import java.awt.Color;
+import java.awt.Font;
+import java.awt.FontMetrics;
+import java.awt.Graphics2D;
+import java.awt.RenderingHints;
+import java.awt.geom.Rectangle2D;
+import java.awt.image.BufferedImage;
+import java.awt.image.Raster;
+
+import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.swt.graphics.ImageData;
+import org.eclipse.swt.graphics.PaletteData;
+import org.simantics.utils.ObjectUtils;
+
+public class TextImageDescriptor extends ImageDescriptor {
+
+	static final PaletteData _RGB = new PaletteData(0x00ff0000, 0x0000ff00, 0x000000ff);
+
+	public String text;
+	public int width, height;
+	public String font;
+	public int fontSize;
+	public int style;
+	public int rgb;
+
+	private transient int hash;
+
+	public TextImageDescriptor(String text, int width, int height, 
+			String font, int fontSize, 
+			int style, int rgb) {
+		this.text = text;
+		this.width = width;
+		this.height = height;
+		this.font = font;
+		this.fontSize = fontSize;
+		this.style = style;
+		this.rgb = rgb;
+				
+		hash = text.hashCode() + 3*width + 5*height + 7*font.hashCode() + 11*fontSize + 13*style + 17*rgb;
+	}
+
+	@Override
+	public ImageData getImageData(int zoom) {
+		int w = width;
+		int h = height;
+		int fs = fontSize;
+		if (zoom > 100) {
+			float s = zoom / 100.0f;
+			w = Math.round(width * s);
+			h = Math.round(height * s);
+			fs = Math.round(fontSize * s);
+		}
+		return getImageData(w, h, fs);
+	}
+
+	private ImageData getImageData(int width, int height, int fontSize) {
+		ImageData id = new ImageData(width, height, 24, _RGB);
+
+		BufferedImage bi = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
+		Graphics2D g = (Graphics2D) bi.getGraphics();
+		g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
+		Font f = new Font(font, style, fontSize);
+		g.setFont( f );
+		Color c = new Color(rgb);
+		g.setColor( c );
+		FontMetrics fm = g.getFontMetrics(f);
+		Rectangle2D rect = fm.getStringBounds(text, g);
+		g.drawString(text, (float) ((width-rect.getWidth())/2), (float) ( (height/2) + (height-rect.getHeight())/2) );
+		g.dispose();
+
+		Raster alpha = bi.getAlphaRaster();
+		for (int x=0; x<width; x++) {
+			for (int y=0; y<height; y++) {
+				int a = alpha.getSample(x, y, 0);
+				int rgb = bi.getRGB(x, y);
+				id.setAlpha(x, y, a);
+				id.setPixel(x, y, rgb);
+			}
+		}
+
+		return id;
+	}
+
+	@Override
+	public int hashCode() {
+		return hash;
+	}
+
+	@Override
+	public boolean equals(Object obj) {
+		if (obj instanceof TextImageDescriptor==false) return false;
+		TextImageDescriptor o = (TextImageDescriptor) obj;
+		if ( !ObjectUtils.objectEquals(text, o.text) ) return false;
+		if ( !ObjectUtils.objectEquals(font, o.font) ) return false;
+		return width==o.width && height==o.height && fontSize==o.fontSize && style==o.style && rgb==o.rgb;
+	}
+
+}