ADT/Layoutlib: shader clean-up.

Change-Id: I0a200f438b7ccde2bfc19fd23614a647cb19d312

7 files changed, 14 insertions, 7 deletions

diff --git a/tools/layoutlib/bridge/src/android/graphics/BitmapShader.java b/tools/layoutlib/bridge/src/android/graphics/BitmapShader.java
index 6453fdb..ad3974c 100644
--- a/tools/layoutlib/bridge/src/android/graphics/BitmapShader.java
+++ b/tools/layoutlib/bridge/src/android/graphics/BitmapShader.java
@@ -41,7 +41,7 @@ public class BitmapShader extends Shader {
     }
 
     @Override
-    Paint getPaint() {
+    Paint getJavaPaint() {
         return null;
     }
 }
diff --git a/tools/layoutlib/bridge/src/android/graphics/Canvas.java b/tools/layoutlib/bridge/src/android/graphics/Canvas.java
index 9851ae3..9f4dfd0 100644
--- a/tools/layoutlib/bridge/src/android/graphics/Canvas.java
+++ b/tools/layoutlib/bridge/src/android/graphics/Canvas.java
@@ -126,7 +126,7 @@ public class Canvas extends _Original_Canvas {
 
         Shader shader = paint.getShader();
         if (shader != null) {
-            java.awt.Paint shaderPaint = shader.getPaint();
+            java.awt.Paint shaderPaint = shader.getJavaPaint();
             if (shaderPaint != null) {
                 g.setPaint(shaderPaint);
             } else {
diff --git a/tools/layoutlib/bridge/src/android/graphics/ComposeShader.java b/tools/layoutlib/bridge/src/android/graphics/ComposeShader.java
index df1101d..863d64a 100644
--- a/tools/layoutlib/bridge/src/android/graphics/ComposeShader.java
+++ b/tools/layoutlib/bridge/src/android/graphics/ComposeShader.java
@@ -46,7 +46,7 @@ public class ComposeShader extends Shader {
     }
 
     @Override
-    Paint getPaint() {
+    Paint getJavaPaint() {
         return null;
     }
 }
diff --git a/tools/layoutlib/bridge/src/android/graphics/LinearGradient.java b/tools/layoutlib/bridge/src/android/graphics/LinearGradient.java
index ea9eae9..7cb8f26 100644
--- a/tools/layoutlib/bridge/src/android/graphics/LinearGradient.java
+++ b/tools/layoutlib/bridge/src/android/graphics/LinearGradient.java
@@ -48,6 +48,8 @@ public class LinearGradient extends Shader {
 
         // FIXME implement multi color linear gradient
         if (colors.length == 2) {
+            // The hasAlpha flag in Color() is only used to enforce alpha to 0xFF if false.
+            // If true the alpha is read from the int.
             mGradientPaint = new GradientPaint(x0, y0, new Color(colors[0], true /* hasalpha */),
                     x1, y1, new Color(colors[1], true /* hasalpha */), tile != TileMode.CLAMP);
         }
@@ -66,6 +68,8 @@ public class LinearGradient extends Shader {
      */
     public LinearGradient(float x0, float y0, float x1, float y1, int color0, int color1,
             TileMode tile) {
+        // The hasAlpha flag in Color() is only used to enforce alpha to 0xFF if false.
+        // If true the alpha is read from the int.
         mGradientPaint = new GradientPaint(x0, y0, new Color(color0, true /* hasalpha */), x1, y1,
                 new Color(color1, true /* hasalpha */), tile != TileMode.CLAMP);
     }
@@ -73,7 +77,7 @@ public class LinearGradient extends Shader {
     // ---------- Custom Methods
 
     @Override
-    public Paint getPaint() {
+    public Paint getJavaPaint() {
         return mGradientPaint;
     }
 }
diff --git a/tools/layoutlib/bridge/src/android/graphics/RadialGradient.java b/tools/layoutlib/bridge/src/android/graphics/RadialGradient.java
index e7c1828..13848c5 100644
--- a/tools/layoutlib/bridge/src/android/graphics/RadialGradient.java
+++ b/tools/layoutlib/bridge/src/android/graphics/RadialGradient.java
@@ -62,7 +62,7 @@ public class RadialGradient extends Shader {
    }
 
     @Override
-    Paint getPaint() {
+    Paint getJavaPaint() {
         // TODO Auto-generated method stub
         return null;
     }
diff --git a/tools/layoutlib/bridge/src/android/graphics/Shader.java b/tools/layoutlib/bridge/src/android/graphics/Shader.java
index d14db9c..0cc5940 100644
--- a/tools/layoutlib/bridge/src/android/graphics/Shader.java
+++ b/tools/layoutlib/bridge/src/android/graphics/Shader.java
@@ -76,5 +76,8 @@ public abstract class Shader {
         }
     }
 
-    abstract java.awt.Paint getPaint();
+    /**
+     * Returns a java.awt.Paint object matching this shader.
+     */
+    abstract java.awt.Paint getJavaPaint();
 }
diff --git a/tools/layoutlib/bridge/src/android/graphics/SweepGradient.java b/tools/layoutlib/bridge/src/android/graphics/SweepGradient.java
index 64a5f5a..21d8244 100644
--- a/tools/layoutlib/bridge/src/android/graphics/SweepGradient.java
+++ b/tools/layoutlib/bridge/src/android/graphics/SweepGradient.java
@@ -60,7 +60,7 @@ public class SweepGradient extends Shader {
     }
 
     @Override
-    Paint getPaint() {
+    Paint getJavaPaint() {
         // TODO Auto-generated method stub
         return null;
     }