1 files changed, 542 insertions, 0 deletions
diff --git a/core/java/android/view/GLES20Canvas.java b/core/java/android/view/GLES20Canvas.java
new file mode 100644
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--- /dev/null
+++ b/core/java/android/view/GLES20Canvas.java
@@ -0,0 +1,542 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.view;
+
+import android.graphics.Bitmap;
+import android.graphics.Canvas;
+import android.graphics.DrawFilter;
+import android.graphics.Matrix;
+import android.graphics.Paint;
+import android.graphics.Path;
+import android.graphics.Picture;
+import android.graphics.PorterDuff;
+import android.graphics.Rect;
+import android.graphics.RectF;
+import android.graphics.Region;
+
+import javax.microedition.khronos.opengles.GL;
+
+/**
+ * An implementation of Canvas on top of OpenGL ES 2.0.
+ */
+@SuppressWarnings({"deprecation"})
+class GLES20Canvas extends Canvas {
+    @SuppressWarnings({"FieldCanBeLocal", "UnusedDeclaration"})
+    private final GL mGl;
+    private final boolean mOpaque;
+    private final int mRenderer;
+    
+    private int mWidth;
+    private int mHeight;
+
+    ///////////////////////////////////////////////////////////////////////////
+    // Constructors
+    ///////////////////////////////////////////////////////////////////////////
+    
+    GLES20Canvas(GL gl, boolean translucent) {
+        mGl = gl;
+        mOpaque = !translucent;
+
+        mRenderer = nCreateRenderer();
+    }
+
+    private native int nCreateRenderer();
+
+    @Override
+    protected void finalize() throws Throwable {
+        try {
+            super.finalize();
+        } finally {
+            nDestroyRenderer(mRenderer);
+        }
+    }
+    
+    private native void nDestroyRenderer(int renderer);
+
+    ///////////////////////////////////////////////////////////////////////////
+    // Canvas management
+    ///////////////////////////////////////////////////////////////////////////
+    
+    @Override
+    public boolean isHardwareAccelerated() {
+        return true;
+    }
+
+    @Override
+    public GL getGL() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void setBitmap(Bitmap bitmap) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public boolean isOpaque() {
+        return mOpaque;
+    }
+
+    @Override
+    public int getWidth() {
+        return mWidth;
+    }
+
+    @Override
+    public int getHeight() {
+        return mHeight;
+    }
+
+    ///////////////////////////////////////////////////////////////////////////
+    // Setup
+    ///////////////////////////////////////////////////////////////////////////
+
+    @Override
+    public void setViewport(int width, int height) {
+        mWidth = width;
+        mHeight = height;
+
+        nSetViewport(mRenderer, width, height);
+    }
+    
+    private native void nSetViewport(int renderer, int width, int height);
+
+    void onPreDraw() {
+        nPrepare(mRenderer);
+    }
+    
+    private native void nPrepare(int renderer);
+
+    ///////////////////////////////////////////////////////////////////////////
+    // Clipping
+    ///////////////////////////////////////////////////////////////////////////
+
+    @Override
+    public boolean clipPath(Path path) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public boolean clipPath(Path path, Region.Op op) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public boolean clipRect(float left, float top, float right, float bottom) {
+        // TODO: Implement
+        return false;
+    }
+
+    @Override
+    public boolean clipRect(float left, float top, float right, float bottom, Region.Op op) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public boolean clipRect(int left, int top, int right, int bottom) {
+        // TODO: Implement
+        return false;        
+    }
+
+    @Override
+    public boolean clipRect(Rect rect) {
+        // TODO: Implement
+        return false;        
+    }
+
+    @Override
+    public boolean clipRect(Rect rect, Region.Op op) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public boolean clipRect(RectF rect) {
+        // TODO: Implement
+        return false;        
+    }
+
+    @Override
+    public boolean clipRect(RectF rect, Region.Op op) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public boolean clipRegion(Region region) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public boolean clipRegion(Region region, Region.Op op) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public boolean getClipBounds(Rect bounds) {
+        // TODO: Implement
+        return false;
+    }
+
+    @Override
+    public boolean quickReject(float left, float top, float right, float bottom, EdgeType type) {
+        // TODO: Implement
+        return false;
+    }
+
+    @Override
+    public boolean quickReject(Path path, EdgeType type) {
+        // TODO: Implement
+        return false;
+    }
+
+    @Override
+    public boolean quickReject(RectF rect, EdgeType type) {
+        // TODO: Implement
+        return false;
+    }
+
+    ///////////////////////////////////////////////////////////////////////////
+    // Transformations
+    ///////////////////////////////////////////////////////////////////////////
+
+    @Override
+    public void translate(float dx, float dy) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void skew(float sx, float sy) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void rotate(float degrees) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void scale(float sx, float sy) {
+        // TODO: Implement
+    }
+
+    
+    @Override
+    public void setMatrix(Matrix matrix) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void getMatrix(Matrix ctm) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void concat(Matrix matrix) {
+        // TODO: Implement
+    }
+    
+    ///////////////////////////////////////////////////////////////////////////
+    // State management
+    ///////////////////////////////////////////////////////////////////////////
+
+    @Override
+    public int save() {
+        // TODO: Implement
+        return 0;
+    }
+
+    @Override
+    public int save(int saveFlags) {
+        // TODO: Implement
+        return 0;
+    }
+
+    @Override
+    public int saveLayer(RectF bounds, Paint paint, int saveFlags) {
+        // TODO: Implement
+        return 0;
+    }
+
+    @Override
+    public int saveLayer(float left, float top, float right, float bottom, Paint paint,
+            int saveFlags) {
+        // TODO: Implement
+        return 0;
+    }
+
+    @Override
+    public int saveLayerAlpha(RectF bounds, int alpha, int saveFlags) {
+        // TODO: Implement
+        return 0;
+    }
+
+    @Override
+    public int saveLayerAlpha(float left, float top, float right, float bottom, int alpha,
+            int saveFlags) {
+        // TODO: Implement
+        return 0;
+    }
+
+    @Override
+    public void restore() {
+        // TODO: Implement
+    }
+
+    @Override
+    public void restoreToCount(int saveCount) {
+        // TODO: Implement
+    }
+
+    @Override
+    public int getSaveCount() {
+        // TODO: Implement
+        return 0;
+    }
+
+    ///////////////////////////////////////////////////////////////////////////
+    // Filtering
+    ///////////////////////////////////////////////////////////////////////////
+
+    @Override
+    public void setDrawFilter(DrawFilter filter) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public DrawFilter getDrawFilter() {
+        throw new UnsupportedOperationException();
+    }
+
+    ///////////////////////////////////////////////////////////////////////////
+    // Drawing
+    ///////////////////////////////////////////////////////////////////////////
+
+    @Override
+    public void drawArc(RectF oval, float startAngle, float sweepAngle, boolean useCenter,
+            Paint paint) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void drawARGB(int a, int r, int g, int b) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawBitmap(Bitmap bitmap, float left, float top, Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawBitmap(Bitmap bitmap, Matrix matrix, Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawBitmap(Bitmap bitmap, Rect src, Rect dst, Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawBitmap(Bitmap bitmap, Rect src, RectF dst, Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawBitmap(int[] colors, int offset, int stride, float x, float y,
+            int width, int height, boolean hasAlpha, Paint paint) {
+
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawBitmap(int[] colors, int offset, int stride, int x, int y,
+            int width, int height, boolean hasAlpha, Paint paint) {
+
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawBitmapMesh(Bitmap bitmap, int meshWidth, int meshHeight, float[] verts,
+            int vertOffset, int[] colors, int colorOffset, Paint paint) {
+
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void drawCircle(float cx, float cy, float radius, Paint paint) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void drawColor(int color) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawColor(int color, PorterDuff.Mode mode) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawLine(float startX, float startY, float stopX, float stopY, Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawLines(float[] pts, int offset, int count, Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawLines(float[] pts, Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawOval(RectF oval, Paint paint) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void drawPaint(Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawPath(Path path, Paint paint) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void drawPicture(Picture picture) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void drawPicture(Picture picture, Rect dst) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void drawPicture(Picture picture, RectF dst) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void drawPoint(float x, float y, Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawPoints(float[] pts, int offset, int count, Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawPoints(float[] pts, Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawPosText(char[] text, int index, int count, float[] pos, Paint paint) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void drawPosText(String text, float[] pos, Paint paint) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void drawRect(float left, float top, float right, float bottom, Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawRect(Rect r, Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawRect(RectF rect, Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawRGB(int r, int g, int b) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawRoundRect(RectF rect, float rx, float ry, Paint paint) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void drawText(char[] text, int index, int count, float x, float y, Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawText(CharSequence text, int start, int end, float x, float y, Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawText(String text, int start, int end, float x, float y, Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawText(String text, float x, float y, Paint paint) {
+        // TODO: Implement
+    }
+
+    @Override
+    public void drawTextOnPath(char[] text, int index, int count, Path path, float hOffset,
+            float vOffset, Paint paint) {
+
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void drawTextOnPath(String text, Path path, float hOffset, float vOffset, Paint paint) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void drawTextRun(char[] text, int index, int count, int contextIndex, int contextCount,
+            float x, float y, int dir, Paint paint) {
+        
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void drawTextRun(CharSequence text, int start, int end, int contextStart, int contextEnd,
+            float x, float y, int dir, Paint paint) {
+
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public void drawVertices(VertexMode mode, int vertexCount, float[] verts, int vertOffset,
+            float[] texs, int texOffset, int[] colors, int colorOffset, short[] indices,
+            int indexOffset, int indexCount, Paint paint) {
+
+        throw new UnsupportedOperationException();
+    }
+}