bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/utils/QualityHints.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
   3  * in Industry THTH ry.\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.simantics.scenegraph.utils;\r
  13 \r
  14 import java.awt.Graphics2D;\r
  15 import java.awt.RenderingHints;\r
  16 \r
  17 /**\r
  18  * Rendering quality hints\r
  19  * \r
  20  * @author Toni Kalajainen\r
  21  */\r
  22 public class QualityHints {\r
  23 \r
  24     public static final QualityHints HIGH_QUALITY_HINTS =\r
  25         new QualityHints(RenderingHints.VALUE_RENDER_QUALITY,\r
  26                 RenderingHints.VALUE_ANTIALIAS_ON,\r
  27                 RenderingHints.VALUE_TEXT_ANTIALIAS_ON,\r
  28                 RenderingHints.VALUE_INTERPOLATION_BICUBIC);\r
  29 \r
  30     public static final QualityHints GOOD_QUALITY_HINTS =\r
  31         new QualityHints(RenderingHints.VALUE_RENDER_DEFAULT,\r
  32                 RenderingHints.VALUE_ANTIALIAS_ON,\r
  33                 RenderingHints.VALUE_TEXT_ANTIALIAS_ON,\r
  34                 RenderingHints.VALUE_INTERPOLATION_BILINEAR);\r
  35 \r
  36     public static final QualityHints LOW_QUALITY_HINTS =\r
  37         new QualityHints(RenderingHints.VALUE_RENDER_SPEED,\r
  38                 RenderingHints.VALUE_ANTIALIAS_OFF,\r
  39                 RenderingHints.VALUE_TEXT_ANTIALIAS_OFF,\r
  40                 RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR);\r
  41 \r
  42     public static QualityHints getHints(Quality forQuality) {\r
  43         if (forQuality == null)\r
  44             return null;\r
  45         switch (forQuality) {\r
  46             case GOOD: return GOOD_QUALITY_HINTS;\r
  47             case HIGH: return HIGH_QUALITY_HINTS;\r
  48             case LOW: return LOW_QUALITY_HINTS;\r
  49             default: return HIGH_QUALITY_HINTS;\r
  50         }\r
  51     }\r
  52 \r
  53     public final Object rendering;\r
  54     public final Object antialiasing;\r
  55     public final Object textAntiAliasing;\r
  56     public final Object interpolation;\r
  57 \r
  58     public QualityHints(Object rendering, Object antialiasing, Object textAntiAliasing, Object interpolation) {\r
  59         this.rendering = rendering;\r
  60         this.antialiasing = antialiasing;\r
  61         this.textAntiAliasing = textAntiAliasing;\r
  62         this.interpolation = interpolation;\r
  63     }\r
  64 \r
  65     public void setQuality(Graphics2D g) {\r
  66         if (rendering!=null)\r
  67             g.setRenderingHint(RenderingHints.KEY_RENDERING, rendering);\r
  68         if (antialiasing!=null)\r
  69             g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, antialiasing);\r
  70         if (textAntiAliasing!=null)\r
  71             g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, textAntiAliasing);\r
  72         if (interpolation!=null)\r
  73             g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, interpolation);\r
  74     }\r
  75 \r
  76     public static QualityHints getQuality(Graphics2D g) {\r
  77         return new QualityHints(\r
  78                 g.getRenderingHint(RenderingHints.KEY_RENDERING),\r
  79                 g.getRenderingHint(RenderingHints.KEY_ANTIALIASING),\r
  80                 g.getRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING),\r
  81                 g.getRenderingHint(RenderingHints.KEY_INTERPOLATION)\r
  82         );\r
  83     }\r
  84 \r
  85 }\r