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Commit 97425a8b authored by Josh Guilfoyle's avatar Josh Guilfoyle
Browse files

Introduced tint attribute to Drawable and LayerDrawable. This is used by our... 

Introduced tint attribute to Drawable and LayerDrawable. This is used by our themes implementation to layer colored shapes behind semi-transparent assets.
parent 7cc4778c

graphics/java/android/graphics/drawable/Drawable.java

+5 −0
Original line number Diff line number Diff line
@@ -772,6 +772,11 @@ public abstract class Drawable { 


        TypedArray a = r.obtainAttributes(attrs, com.android.internal.R.styleable.Drawable);

        inflateWithAttributes(r, parser, a, com.android.internal.R.styleable.Drawable_visible);

        int tint = a.getColor(com.android.internal.R.styleable.Drawable_tint, 0);

        if (tint != 0) {

            setColorFilter(tint, PorterDuff.Mode.SRC_ATOP);

        }



        a.recycle();

    }

graphics/java/android/graphics/drawable/LayerDrawable.java

+20 −3
Original line number Diff line number Diff line
@@ -41,6 +41,7 @@ import java.io.IOException; 
 * @attr ref android.R.styleable#LayerDrawableItem_bottom

 * @attr ref android.R.styleable#LayerDrawableItem_drawable

 * @attr ref android.R.styleable#LayerDrawableItem_id

 * @attr ref android.R.styleable#LayerDrawableItem_tint

*/

public class LayerDrawable extends Drawable implements Drawable.Callback {

    LayerState mLayerState;
@@ -136,6 +137,12 @@ public class LayerDrawable extends Drawable implements Drawable.Callback { 
                    com.android.internal.R.styleable.LayerDrawableItem_drawable, 0);

            int id = a.getResourceId(com.android.internal.R.styleable.LayerDrawableItem_id,

                    View.NO_ID);

            int tint = a.getColor(com.android.internal.R.styleable.LayerDrawableItem_tint, 0);

            ColorFilter colorFilter = null;

            if (tint != 0) {

                colorFilter = new PorterDuffColorFilter(tint, PorterDuff.Mode.SRC_ATOP);

                android.util.Log.d("Themes", "Setting tint=" + tint + " for drawable res=" + drawableRes + " (colorFilter=" + colorFilter + ")");

            }



            a.recycle();
@@ -153,7 +160,7 @@ public class LayerDrawable extends Drawable implements Drawable.Callback { 
                dr = Drawable.createFromXmlInner(r, parser, attrs);

            }

            

            addLayer(dr, id, left, top, right, bottom);

            addLayer(dr, id, left, top, right, bottom, colorFilter);

        }



        ensurePadding();
@@ -169,8 +176,10 @@ public class LayerDrawable extends Drawable implements Drawable.Callback { 
     * @param top The top padding of the new layer.

     * @param right The right padding of the new layer.

     * @param bottom The bottom padding of the new layer.

     * @param colorFilter Optional color filter for the new layer.

     */

    private void addLayer(Drawable layer, int id, int left, int top, int right, int bottom) {

    private void addLayer(Drawable layer, int id, int left, int top, int right, int bottom,

            ColorFilter colorFilter) {

        final LayerState st = mLayerState;

        int N = st.mChildren != null ? st.mChildren.length : 0;

        int i = st.mNum;
@@ -192,6 +201,7 @@ public class LayerDrawable extends Drawable implements Drawable.Callback { 
        childDrawable.mInsetT = top;

        childDrawable.mInsetR = right;

        childDrawable.mInsetB = bottom;

        childDrawable.mColorFilter = colorFilter;

        st.mNum++;



        layer.setCallback(this);
@@ -317,6 +327,11 @@ public class LayerDrawable extends Drawable implements Drawable.Callback { 
        final ChildDrawable[] array = mLayerState.mChildren;

        final int N = mLayerState.mNum;

        for (int i=0; i<N; i++) {

            if (array[i].mColorFilter != null) {

                android.util.Log.d("Themes", "Applying colorFilter=" + 

                        array[i].mColorFilter + " to " + array[i].mDrawable);

                array[i].mDrawable.setColorFilter(array[i].mColorFilter);

            }

            array[i].mDrawable.draw(canvas);

        }

    }
@@ -545,6 +560,7 @@ public class LayerDrawable extends Drawable implements Drawable.Callback { 
        public Drawable mDrawable;

        public int mInsetL, mInsetT, mInsetR, mInsetB;

        public int mId;

        public ColorFilter mColorFilter;

    }



    static class LayerState extends ConstantState {
@@ -584,6 +600,7 @@ public class LayerDrawable extends Drawable implements Drawable.Callback { 
                    r.mInsetR = or.mInsetR;

                    r.mInsetB = or.mInsetB;

                    r.mId = or.mId;

                    r.mColorFilter = or.mColorFilter;

                }



                mHaveOpacity = orig.mHaveOpacity;