Changeset 7192 for lang/actionscript

Timestamp:

02/27/08 20:45:36 (5 years ago)

Author:

gyuque

Message:

colorpicker

Location:

lang/actionscript/colorpicker

Files:

• ColorPickerTest.swf (modified) (previous)
• kugyu/ColorCircle.as (modified) (1 diff)

lang/actionscript/colorpicker/kugyu/ColorCircle.as

@@ -30 +30 @@
                                         var dx:Number = Number(x-center);
                                         var dy:Number = Number(y-center);
-                                
-                                        var S:Number = Math.sqrt(dx*dx + dy*dy) / Number(size);
+                                        
+                                        var S:Number = Math.sqrt(dx*dx + dy*dy) / Number(center);
                                         var H:Number = Math.atan2(dy, dx);
                                         
-                                        mImgData.setPixel32(x, y, 0xff000000|ColorConv.HSVtoRGB(H*radToDeg, S, 0.8));
+                                        var alpha:Number = 80.0 - S*80.0;
+                                        if (alpha<0) continue;
+                                        if (alpha>1) alpha = 1;
+                                        
+                                        
+                                        mImgData.setPixel32(x, y, (uint(alpha*255)<<24)|ColorConv.HSVtoRGB(H*radToDeg, S, 0.8));
                                 }
                         }