Component scaling support

[debian/openrocket] / src / net / sf / openrocket / gui / main / ComponentIcons.java

diff --git a/src/net/sf/openrocket/gui/main/ComponentIcons.java b/src/net/sf/openrocket/gui/main/ComponentIcons.java
index 822577189707228812bff1f3d47e3b36e94b3548..cd71c2a625b72f34bfbfb6beb9a5cc6808fddeff 100644 (file)
--- a/src/net/sf/openrocket/gui/main/ComponentIcons.java
+++ b/src/net/sf/openrocket/gui/main/ComponentIcons.java
@@ -31,18 +31,18 @@ import net.sf.openrocket.startup.Application;
 
 public class ComponentIcons {
        private static final Translator trans = Application.getTranslator();
-
+       
        private static final String ICON_DIRECTORY = "pix/componenticons/";
        private static final String SMALL_SUFFIX = "-small.png";
        private static final String LARGE_SUFFIX = "-large.png";
        
-       private static final HashMap<Class<?>,ImageIcon> SMALL_ICONS = 
-               new HashMap<Class<?>,ImageIcon>();
-       private static final HashMap<Class<?>,ImageIcon> LARGE_ICONS = 
-               new HashMap<Class<?>,ImageIcon>();
-       private static final HashMap<Class<?>,ImageIcon> DISABLED_ICONS = 
-               new HashMap<Class<?>,ImageIcon>();
-
+       private static final HashMap<Class<?>, ImageIcon> SMALL_ICONS =
+                       new HashMap<Class<?>, ImageIcon>();
+       private static final HashMap<Class<?>, ImageIcon> LARGE_ICONS =
+                       new HashMap<Class<?>, ImageIcon>();
+       private static final HashMap<Class<?>, ImageIcon> DISABLED_ICONS =
+                       new HashMap<Class<?>, ImageIcon>();
+       
        static {
                //// Nose cone
                load("nosecone", trans.get("ComponentIcons.Nosecone"), NoseCone.class);
@@ -88,24 +88,43 @@ public class ComponentIcons {
        }
        
        
-       
+       /**
+        * Return the small icon for a component type.
+        * 
+        * @param c             the component class.
+        * @return              the icon, or <code>null</code> if none available.
+        */
        public static Icon getSmallIcon(Class<?> c) {
                return SMALL_ICONS.get(c);
        }
+       
+       /**
+        * Return the large icon for a component type.
+        * 
+        * @param c             the component class.
+        * @return              the icon, or <code>null</code> if none available.
+        */
        public static Icon getLargeIcon(Class<?> c) {
                return LARGE_ICONS.get(c);
        }
+       
+       /**
+        * Return the large disabled icon for a component type.
+        * 
+        * @param c             the component class.
+        * @return              the icon, or <code>null</code> if none available.
+        */
        public static Icon getLargeDisabledIcon(Class<?> c) {
                return DISABLED_ICONS.get(c);
        }
        
        
-       
-       
+
+
        private static ImageIcon loadSmall(String file, String desc) {
                URL url = ClassLoader.getSystemResource(file);
-               if (url==null) {
-               ExceptionHandler.handleErrorCondition("ERROR:  Couldn't find file: " + file);
+               if (url == null) {
+                       ExceptionHandler.handleErrorCondition("ERROR:  Couldn't find file: " + file);
                        return null;
                }
                return new ImageIcon(url, desc);
@@ -116,35 +135,35 @@ public class ComponentIcons {
                ImageIcon[] icons = new ImageIcon[2];
                
                URL url = ClassLoader.getSystemResource(file);
-           if (url != null) {
-               BufferedImage bi,bi2;
-               try {
+               if (url != null) {
+                       BufferedImage bi, bi2;
+                       try {
                                bi = ImageIO.read(url);
-                               bi2 = ImageIO.read(url);   //  How the fsck can one duplicate a BufferedImage???
+                               bi2 = ImageIO.read(url); //  How the fsck can one duplicate a BufferedImage???
                        } catch (IOException e) {
-                               ExceptionHandler.handleErrorCondition("ERROR:  Couldn't read file: "+file, e);
-                       return new ImageIcon[]{null,null};
+                               ExceptionHandler.handleErrorCondition("ERROR:  Couldn't read file: " + file, e);
+                               return new ImageIcon[] { null, null };
                        }
                        
-                       icons[0] = new ImageIcon(bi,desc);
+                       icons[0] = new ImageIcon(bi, desc);
                        
                        // Create disabled icon
-                       if (false) {   // Fade using alpha 
-                               
-                               int rgb[] = bi2.getRGB(0,0,bi2.getWidth(),bi2.getHeight(),null,0,bi2.getWidth());
-                               for (int i=0; i<rgb.length; i++) {
-                                       final int alpha = (rgb[i]>>24)&0xFF;
-                                       rgb[i] = (rgb[i]&0xFFFFFF) | (alpha/3)<<24;
+                       if (false) { // Fade using alpha 
+                       
+                               int rgb[] = bi2.getRGB(0, 0, bi2.getWidth(), bi2.getHeight(), null, 0, bi2.getWidth());
+                               for (int i = 0; i < rgb.length; i++) {
+                                       final int alpha = (rgb[i] >> 24) & 0xFF;
+                                       rgb[i] = (rgb[i] & 0xFFFFFF) | (alpha / 3) << 24;
                                        
                                        //rgb[i] = (rgb[i]&0xFFFFFF) | ((rgb[i]>>1)&0x3F000000);
                                }
                                bi2.setRGB(0, 0, bi2.getWidth(), bi2.getHeight(), rgb, 0, bi2.getWidth());
-
-                       } else {   // Raster alpha
-
-                               for (int x=0; x < bi.getWidth(); x++) {
-                                       for (int y=0; y < bi.getHeight(); y++) {
-                                               if ((x+y)%2 == 0) {
+                               
+                       } else { // Raster alpha
+                       
+                               for (int x = 0; x < bi.getWidth(); x++) {
+                                       for (int y = 0; y < bi.getHeight(); y++) {
+                                               if ((x + y) % 2 == 0) {
                                                        bi2.setRGB(x, y, 0);
                                                }
                                        }
@@ -153,12 +172,12 @@ public class ComponentIcons {
                        }
                        
                        //// (disabled)
-                       icons[1] = new ImageIcon(bi2,desc + " " +trans.get("ComponentIcons.disabled"));
-               
-               return icons;
-           } else {
-               ExceptionHandler.handleErrorCondition("ERROR:  Couldn't find file: " + file);
-               return new ImageIcon[]{null,null};
-           }
+                       icons[1] = new ImageIcon(bi2, desc + " " + trans.get("ComponentIcons.disabled"));
+                       
+                       return icons;
+               } else {
+                       ExceptionHandler.handleErrorCondition("ERROR:  Couldn't find file: " + file);
+                       return new ImageIcon[] { null, null };
+               }
        }
 }