| /* |
| * 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.CanvasProperty; |
| import android.graphics.DrawFilter; |
| import android.graphics.Matrix; |
| import android.graphics.NinePatch; |
| import android.graphics.Paint; |
| import android.graphics.PaintFlagsDrawFilter; |
| 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 android.graphics.Shader; |
| import android.graphics.TemporaryBuffer; |
| import android.text.GraphicsOperations; |
| import android.text.SpannableString; |
| import android.text.SpannedString; |
| import android.text.TextUtils; |
| |
| /** |
| * An implementation of Canvas on top of OpenGL ES 2.0. |
| */ |
| class GLES20Canvas extends HardwareCanvas { |
| private final boolean mOpaque; |
| protected long mRenderer; |
| |
| // The native renderer will be destroyed when this object dies. |
| // DO NOT overwrite this reference once it is set. |
| @SuppressWarnings({"unused", "FieldCanBeLocal"}) |
| private CanvasFinalizer mFinalizer; |
| |
| private int mWidth; |
| private int mHeight; |
| |
| private float[] mPoint; |
| private float[] mLine; |
| |
| private Rect mClipBounds; |
| private RectF mPathBounds; |
| |
| private DrawFilter mFilter; |
| |
| /////////////////////////////////////////////////////////////////////////// |
| // JNI |
| /////////////////////////////////////////////////////////////////////////// |
| |
| private static native boolean nIsAvailable(); |
| private static boolean sIsAvailable = nIsAvailable(); |
| |
| static boolean isAvailable() { |
| return sIsAvailable; |
| } |
| |
| /////////////////////////////////////////////////////////////////////////// |
| // Constructors |
| /////////////////////////////////////////////////////////////////////////// |
| |
| // TODO: Merge with GLES20RecordingCanvas |
| protected GLES20Canvas() { |
| mOpaque = false; |
| mRenderer = nCreateDisplayListRenderer(); |
| setupFinalizer(); |
| } |
| |
| private void setupFinalizer() { |
| if (mRenderer == 0) { |
| throw new IllegalStateException("Could not create GLES20Canvas renderer"); |
| } else { |
| mFinalizer = new CanvasFinalizer(mRenderer); |
| } |
| } |
| |
| private static native long nCreateDisplayListRenderer(); |
| private static native void nResetDisplayListRenderer(long renderer); |
| private static native void nDestroyRenderer(long renderer); |
| |
| private static final class CanvasFinalizer { |
| private final long mRenderer; |
| |
| public CanvasFinalizer(long renderer) { |
| mRenderer = renderer; |
| } |
| |
| @Override |
| protected void finalize() throws Throwable { |
| try { |
| nDestroyRenderer(mRenderer); |
| } finally { |
| super.finalize(); |
| } |
| } |
| } |
| |
| public static void setProperty(String name, String value) { |
| nSetProperty(name, value); |
| } |
| |
| private static native void nSetProperty(String name, String value); |
| |
| /////////////////////////////////////////////////////////////////////////// |
| // Canvas management |
| /////////////////////////////////////////////////////////////////////////// |
| |
| @Override |
| public boolean isOpaque() { |
| return mOpaque; |
| } |
| |
| @Override |
| public int getWidth() { |
| return mWidth; |
| } |
| |
| @Override |
| public int getHeight() { |
| return mHeight; |
| } |
| |
| @Override |
| public int getMaximumBitmapWidth() { |
| return nGetMaximumTextureWidth(); |
| } |
| |
| @Override |
| public int getMaximumBitmapHeight() { |
| return nGetMaximumTextureHeight(); |
| } |
| |
| private static native int nGetMaximumTextureWidth(); |
| private static native int nGetMaximumTextureHeight(); |
| |
| /** |
| * Returns the native OpenGLRenderer object. |
| */ |
| long getRenderer() { |
| return mRenderer; |
| } |
| |
| /////////////////////////////////////////////////////////////////////////// |
| // Setup |
| /////////////////////////////////////////////////////////////////////////// |
| |
| @Override |
| public void setViewport(int width, int height) { |
| mWidth = width; |
| mHeight = height; |
| |
| nSetViewport(mRenderer, width, height); |
| } |
| |
| private static native void nSetViewport(long renderer, |
| int width, int height); |
| |
| @Override |
| public void setHighContrastText(boolean highContrastText) { |
| nSetHighContrastText(mRenderer, highContrastText); |
| } |
| |
| private static native void nSetHighContrastText(long renderer, boolean highContrastText); |
| |
| @Override |
| public void insertReorderBarrier() { |
| nInsertReorderBarrier(mRenderer, true); |
| } |
| |
| @Override |
| public void insertInorderBarrier() { |
| nInsertReorderBarrier(mRenderer, false); |
| } |
| |
| private static native void nInsertReorderBarrier(long renderer, boolean enableReorder); |
| |
| @Override |
| public int onPreDraw(Rect dirty) { |
| if (dirty != null) { |
| return nPrepareDirty(mRenderer, dirty.left, dirty.top, dirty.right, dirty.bottom, |
| mOpaque); |
| } else { |
| return nPrepare(mRenderer, mOpaque); |
| } |
| } |
| |
| private static native int nPrepare(long renderer, boolean opaque); |
| private static native int nPrepareDirty(long renderer, int left, int top, int right, int bottom, |
| boolean opaque); |
| |
| @Override |
| public void onPostDraw() { |
| nFinish(mRenderer); |
| } |
| |
| private static native void nFinish(long renderer); |
| |
| /////////////////////////////////////////////////////////////////////////// |
| // Functor |
| /////////////////////////////////////////////////////////////////////////// |
| |
| @Override |
| public int callDrawGLFunction2(long drawGLFunction) { |
| return nCallDrawGLFunction(mRenderer, drawGLFunction); |
| } |
| |
| private static native int nCallDrawGLFunction(long renderer, long drawGLFunction); |
| |
| /////////////////////////////////////////////////////////////////////////// |
| // Display list |
| /////////////////////////////////////////////////////////////////////////// |
| |
| protected static native long nFinishRecording(long renderer); |
| |
| @Override |
| public int drawRenderNode(RenderNode renderNode, Rect dirty, int flags) { |
| return nDrawRenderNode(mRenderer, renderNode.getNativeDisplayList(), dirty, flags); |
| } |
| |
| private static native int nDrawRenderNode(long renderer, long renderNode, |
| Rect dirty, int flags); |
| |
| /////////////////////////////////////////////////////////////////////////// |
| // Hardware layer |
| /////////////////////////////////////////////////////////////////////////// |
| |
| void drawHardwareLayer(HardwareLayer layer, float x, float y, Paint paint) { |
| layer.setLayerPaint(paint); |
| nDrawLayer(mRenderer, layer.getLayerHandle(), x, y); |
| } |
| |
| private static native void nDrawLayer(long renderer, long layer, float x, float y); |
| |
| /////////////////////////////////////////////////////////////////////////// |
| // Support |
| /////////////////////////////////////////////////////////////////////////// |
| |
| private Rect getInternalClipBounds() { |
| if (mClipBounds == null) mClipBounds = new Rect(); |
| return mClipBounds; |
| } |
| |
| |
| private RectF getPathBounds() { |
| if (mPathBounds == null) mPathBounds = new RectF(); |
| return mPathBounds; |
| } |
| |
| private float[] getPointStorage() { |
| if (mPoint == null) mPoint = new float[2]; |
| return mPoint; |
| } |
| |
| private float[] getLineStorage() { |
| if (mLine == null) mLine = new float[4]; |
| return mLine; |
| } |
| |
| /////////////////////////////////////////////////////////////////////////// |
| // Clipping |
| /////////////////////////////////////////////////////////////////////////// |
| |
| @Override |
| public boolean clipPath(Path path) { |
| return nClipPath(mRenderer, path.mNativePath, Region.Op.INTERSECT.nativeInt); |
| } |
| |
| @Override |
| public boolean clipPath(Path path, Region.Op op) { |
| return nClipPath(mRenderer, path.mNativePath, op.nativeInt); |
| } |
| |
| private static native boolean nClipPath(long renderer, long path, int op); |
| |
| @Override |
| public boolean clipRect(float left, float top, float right, float bottom) { |
| return nClipRect(mRenderer, left, top, right, bottom, Region.Op.INTERSECT.nativeInt); |
| } |
| |
| private static native boolean nClipRect(long renderer, float left, float top, |
| float right, float bottom, int op); |
| |
| @Override |
| public boolean clipRect(float left, float top, float right, float bottom, Region.Op op) { |
| return nClipRect(mRenderer, left, top, right, bottom, op.nativeInt); |
| } |
| |
| @Override |
| public boolean clipRect(int left, int top, int right, int bottom) { |
| return nClipRect(mRenderer, left, top, right, bottom, Region.Op.INTERSECT.nativeInt); |
| } |
| |
| private static native boolean nClipRect(long renderer, int left, int top, |
| int right, int bottom, int op); |
| |
| @Override |
| public boolean clipRect(Rect rect) { |
| return nClipRect(mRenderer, rect.left, rect.top, rect.right, rect.bottom, |
| Region.Op.INTERSECT.nativeInt); |
| } |
| |
| @Override |
| public boolean clipRect(Rect rect, Region.Op op) { |
| return nClipRect(mRenderer, rect.left, rect.top, rect.right, rect.bottom, op.nativeInt); |
| } |
| |
| @Override |
| public boolean clipRect(RectF rect) { |
| return nClipRect(mRenderer, rect.left, rect.top, rect.right, rect.bottom, |
| Region.Op.INTERSECT.nativeInt); |
| } |
| |
| @Override |
| public boolean clipRect(RectF rect, Region.Op op) { |
| return nClipRect(mRenderer, rect.left, rect.top, rect.right, rect.bottom, op.nativeInt); |
| } |
| |
| @Override |
| public boolean clipRegion(Region region) { |
| return nClipRegion(mRenderer, region.mNativeRegion, Region.Op.INTERSECT.nativeInt); |
| } |
| |
| @Override |
| public boolean clipRegion(Region region, Region.Op op) { |
| return nClipRegion(mRenderer, region.mNativeRegion, op.nativeInt); |
| } |
| |
| private static native boolean nClipRegion(long renderer, long region, int op); |
| |
| @Override |
| public boolean getClipBounds(Rect bounds) { |
| return nGetClipBounds(mRenderer, bounds); |
| } |
| |
| private static native boolean nGetClipBounds(long renderer, Rect bounds); |
| |
| @Override |
| public boolean quickReject(float left, float top, float right, float bottom, EdgeType type) { |
| return nQuickReject(mRenderer, left, top, right, bottom); |
| } |
| |
| private static native boolean nQuickReject(long renderer, float left, float top, |
| float right, float bottom); |
| |
| @Override |
| public boolean quickReject(Path path, EdgeType type) { |
| RectF pathBounds = getPathBounds(); |
| path.computeBounds(pathBounds, true); |
| return nQuickReject(mRenderer, pathBounds.left, pathBounds.top, |
| pathBounds.right, pathBounds.bottom); |
| } |
| |
| @Override |
| public boolean quickReject(RectF rect, EdgeType type) { |
| return nQuickReject(mRenderer, rect.left, rect.top, rect.right, rect.bottom); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////// |
| // Transformations |
| /////////////////////////////////////////////////////////////////////////// |
| |
| @Override |
| public void translate(float dx, float dy) { |
| if (dx != 0.0f || dy != 0.0f) nTranslate(mRenderer, dx, dy); |
| } |
| |
| private static native void nTranslate(long renderer, float dx, float dy); |
| |
| @Override |
| public void skew(float sx, float sy) { |
| nSkew(mRenderer, sx, sy); |
| } |
| |
| private static native void nSkew(long renderer, float sx, float sy); |
| |
| @Override |
| public void rotate(float degrees) { |
| nRotate(mRenderer, degrees); |
| } |
| |
| private static native void nRotate(long renderer, float degrees); |
| |
| @Override |
| public void scale(float sx, float sy) { |
| nScale(mRenderer, sx, sy); |
| } |
| |
| private static native void nScale(long renderer, float sx, float sy); |
| |
| @Override |
| public void setMatrix(Matrix matrix) { |
| nSetMatrix(mRenderer, matrix == null ? 0 : matrix.native_instance); |
| } |
| |
| private static native void nSetMatrix(long renderer, long matrix); |
| |
| @SuppressWarnings("deprecation") |
| @Override |
| public void getMatrix(Matrix matrix) { |
| nGetMatrix(mRenderer, matrix.native_instance); |
| } |
| |
| private static native void nGetMatrix(long renderer, long matrix); |
| |
| @Override |
| public void concat(Matrix matrix) { |
| if (matrix != null) nConcatMatrix(mRenderer, matrix.native_instance); |
| } |
| |
| private static native void nConcatMatrix(long renderer, long matrix); |
| |
| /////////////////////////////////////////////////////////////////////////// |
| // State management |
| /////////////////////////////////////////////////////////////////////////// |
| |
| @Override |
| public int save() { |
| return nSave(mRenderer, Canvas.CLIP_SAVE_FLAG | Canvas.MATRIX_SAVE_FLAG); |
| } |
| |
| @Override |
| public int save(int saveFlags) { |
| return nSave(mRenderer, saveFlags); |
| } |
| |
| private static native int nSave(long renderer, int flags); |
| |
| @Override |
| public int saveLayer(RectF bounds, Paint paint, int saveFlags) { |
| if (bounds != null) { |
| return saveLayer(bounds.left, bounds.top, bounds.right, bounds.bottom, paint, saveFlags); |
| } |
| |
| final long nativePaint = paint == null ? 0 : paint.mNativePaint; |
| return nSaveLayer(mRenderer, nativePaint, saveFlags); |
| } |
| |
| private static native int nSaveLayer(long renderer, long paint, int saveFlags); |
| |
| @Override |
| public int saveLayer(float left, float top, float right, float bottom, Paint paint, |
| int saveFlags) { |
| if (left < right && top < bottom) { |
| final long nativePaint = paint == null ? 0 : paint.mNativePaint; |
| return nSaveLayer(mRenderer, left, top, right, bottom, nativePaint, saveFlags); |
| } |
| return save(saveFlags); |
| } |
| |
| private static native int nSaveLayer(long renderer, float left, float top, |
| float right, float bottom, long paint, int saveFlags); |
| |
| @Override |
| public int saveLayerAlpha(RectF bounds, int alpha, int saveFlags) { |
| if (bounds != null) { |
| return saveLayerAlpha(bounds.left, bounds.top, bounds.right, bounds.bottom, |
| alpha, saveFlags); |
| } |
| return nSaveLayerAlpha(mRenderer, alpha, saveFlags); |
| } |
| |
| private static native int nSaveLayerAlpha(long renderer, int alpha, int saveFlags); |
| |
| @Override |
| public int saveLayerAlpha(float left, float top, float right, float bottom, int alpha, |
| int saveFlags) { |
| if (left < right && top < bottom) { |
| return nSaveLayerAlpha(mRenderer, left, top, right, bottom, alpha, saveFlags); |
| } |
| return save(saveFlags); |
| } |
| |
| private static native int nSaveLayerAlpha(long renderer, float left, float top, float right, |
| float bottom, int alpha, int saveFlags); |
| |
| @Override |
| public void restore() { |
| nRestore(mRenderer); |
| } |
| |
| private static native void nRestore(long renderer); |
| |
| @Override |
| public void restoreToCount(int saveCount) { |
| nRestoreToCount(mRenderer, saveCount); |
| } |
| |
| private static native void nRestoreToCount(long renderer, int saveCount); |
| |
| @Override |
| public int getSaveCount() { |
| return nGetSaveCount(mRenderer); |
| } |
| |
| private static native int nGetSaveCount(long renderer); |
| |
| /////////////////////////////////////////////////////////////////////////// |
| // Filtering |
| /////////////////////////////////////////////////////////////////////////// |
| |
| @Override |
| public void setDrawFilter(DrawFilter filter) { |
| mFilter = filter; |
| if (filter == null) { |
| nResetPaintFilter(mRenderer); |
| } else if (filter instanceof PaintFlagsDrawFilter) { |
| PaintFlagsDrawFilter flagsFilter = (PaintFlagsDrawFilter) filter; |
| nSetupPaintFilter(mRenderer, flagsFilter.clearBits, flagsFilter.setBits); |
| } |
| } |
| |
| private static native void nResetPaintFilter(long renderer); |
| private static native void nSetupPaintFilter(long renderer, int clearBits, int setBits); |
| |
| @Override |
| public DrawFilter getDrawFilter() { |
| return mFilter; |
| } |
| |
| /////////////////////////////////////////////////////////////////////////// |
| // Drawing |
| /////////////////////////////////////////////////////////////////////////// |
| |
| @Override |
| public void drawArc(float left, float top, float right, float bottom, |
| float startAngle, float sweepAngle, boolean useCenter, Paint paint) { |
| nDrawArc(mRenderer, left, top, right, bottom, |
| startAngle, sweepAngle, useCenter, paint.mNativePaint); |
| } |
| |
| private static native void nDrawArc(long renderer, float left, float top, |
| float right, float bottom, float startAngle, float sweepAngle, |
| boolean useCenter, long paint); |
| |
| @Override |
| public void drawARGB(int a, int r, int g, int b) { |
| drawColor((a & 0xFF) << 24 | (r & 0xFF) << 16 | (g & 0xFF) << 8 | (b & 0xFF)); |
| } |
| |
| @Override |
| public void drawPatch(NinePatch patch, Rect dst, Paint paint) { |
| Bitmap bitmap = patch.getBitmap(); |
| throwIfCannotDraw(bitmap); |
| final long nativePaint = paint == null ? 0 : paint.mNativePaint; |
| nDrawPatch(mRenderer, bitmap.mNativeBitmap, patch.mNativeChunk, |
| dst.left, dst.top, dst.right, dst.bottom, nativePaint); |
| } |
| |
| @Override |
| public void drawPatch(NinePatch patch, RectF dst, Paint paint) { |
| Bitmap bitmap = patch.getBitmap(); |
| throwIfCannotDraw(bitmap); |
| final long nativePaint = paint == null ? 0 : paint.mNativePaint; |
| nDrawPatch(mRenderer, bitmap.mNativeBitmap, patch.mNativeChunk, |
| dst.left, dst.top, dst.right, dst.bottom, nativePaint); |
| } |
| |
| private static native void nDrawPatch(long renderer, long bitmap, long chunk, |
| float left, float top, float right, float bottom, long paint); |
| |
| @Override |
| public void drawBitmap(Bitmap bitmap, float left, float top, Paint paint) { |
| throwIfCannotDraw(bitmap); |
| final long nativePaint = paint == null ? 0 : paint.mNativePaint; |
| nDrawBitmap(mRenderer, bitmap.mNativeBitmap, left, top, nativePaint); |
| } |
| |
| private static native void nDrawBitmap(long renderer, long bitmap, float left, |
| float top, long paint); |
| |
| @Override |
| public void drawBitmap(Bitmap bitmap, Matrix matrix, Paint paint) { |
| throwIfCannotDraw(bitmap); |
| final long nativePaint = paint == null ? 0 : paint.mNativePaint; |
| nDrawBitmap(mRenderer, bitmap.mNativeBitmap, matrix.native_instance, nativePaint); |
| } |
| |
| private static native void nDrawBitmap(long renderer, long bitmap, |
| long matrix, long paint); |
| |
| @Override |
| public void drawBitmap(Bitmap bitmap, Rect src, Rect dst, Paint paint) { |
| throwIfCannotDraw(bitmap); |
| final long nativePaint = paint == null ? 0 : paint.mNativePaint; |
| |
| int left, top, right, bottom; |
| if (src == null) { |
| left = top = 0; |
| right = bitmap.getWidth(); |
| bottom = bitmap.getHeight(); |
| } else { |
| left = src.left; |
| right = src.right; |
| top = src.top; |
| bottom = src.bottom; |
| } |
| |
| nDrawBitmap(mRenderer, bitmap.mNativeBitmap, left, top, right, bottom, |
| dst.left, dst.top, dst.right, dst.bottom, nativePaint); |
| } |
| |
| @Override |
| public void drawBitmap(Bitmap bitmap, Rect src, RectF dst, Paint paint) { |
| throwIfCannotDraw(bitmap); |
| final long nativePaint = paint == null ? 0 : paint.mNativePaint; |
| |
| float left, top, right, bottom; |
| if (src == null) { |
| left = top = 0; |
| right = bitmap.getWidth(); |
| bottom = bitmap.getHeight(); |
| } else { |
| left = src.left; |
| right = src.right; |
| top = src.top; |
| bottom = src.bottom; |
| } |
| |
| nDrawBitmap(mRenderer, bitmap.mNativeBitmap, left, top, right, bottom, |
| dst.left, dst.top, dst.right, dst.bottom, nativePaint); |
| } |
| |
| private static native void nDrawBitmap(long renderer, long bitmap, |
| float srcLeft, float srcTop, float srcRight, float srcBottom, |
| float left, float top, float right, float bottom, long paint); |
| |
| @Override |
| public void drawBitmap(int[] colors, int offset, int stride, float x, float y, |
| int width, int height, boolean hasAlpha, Paint paint) { |
| if (width < 0) { |
| throw new IllegalArgumentException("width must be >= 0"); |
| } |
| |
| if (height < 0) { |
| throw new IllegalArgumentException("height must be >= 0"); |
| } |
| |
| if (Math.abs(stride) < width) { |
| throw new IllegalArgumentException("abs(stride) must be >= width"); |
| } |
| |
| int lastScanline = offset + (height - 1) * stride; |
| int length = colors.length; |
| |
| if (offset < 0 || (offset + width > length) || lastScanline < 0 || |
| (lastScanline + width > length)) { |
| throw new ArrayIndexOutOfBoundsException(); |
| } |
| |
| final long nativePaint = paint == null ? 0 : paint.mNativePaint; |
| nDrawBitmap(mRenderer, colors, offset, stride, x, y, |
| width, height, hasAlpha, nativePaint); |
| } |
| |
| private static native void nDrawBitmap(long renderer, int[] colors, int offset, int stride, |
| float x, float y, int width, int height, boolean hasAlpha, long nativePaint); |
| |
| @Override |
| public void drawBitmap(int[] colors, int offset, int stride, int x, int y, |
| int width, int height, boolean hasAlpha, Paint paint) { |
| drawBitmap(colors, offset, stride, (float) x, (float) y, width, height, hasAlpha, paint); |
| } |
| |
| @Override |
| public void drawBitmapMesh(Bitmap bitmap, int meshWidth, int meshHeight, float[] verts, |
| int vertOffset, int[] colors, int colorOffset, Paint paint) { |
| throwIfCannotDraw(bitmap); |
| if (meshWidth < 0 || meshHeight < 0 || vertOffset < 0 || colorOffset < 0) { |
| throw new ArrayIndexOutOfBoundsException(); |
| } |
| |
| if (meshWidth == 0 || meshHeight == 0) { |
| return; |
| } |
| |
| final int count = (meshWidth + 1) * (meshHeight + 1); |
| checkRange(verts.length, vertOffset, count * 2); |
| |
| if (colors != null) { |
| checkRange(colors.length, colorOffset, count); |
| } |
| |
| final long nativePaint = paint == null ? 0 : paint.mNativePaint; |
| nDrawBitmapMesh(mRenderer, bitmap.mNativeBitmap, meshWidth, meshHeight, |
| verts, vertOffset, colors, colorOffset, nativePaint); |
| } |
| |
| private static native void nDrawBitmapMesh(long renderer, long bitmap, |
| int meshWidth, int meshHeight, float[] verts, int vertOffset, |
| int[] colors, int colorOffset, long paint); |
| |
| @Override |
| public void drawCircle(float cx, float cy, float radius, Paint paint) { |
| nDrawCircle(mRenderer, cx, cy, radius, paint.mNativePaint); |
| } |
| |
| private static native void nDrawCircle(long renderer, float cx, float cy, |
| float radius, long paint); |
| |
| @Override |
| public void drawCircle(CanvasProperty<Float> cx, CanvasProperty<Float> cy, |
| CanvasProperty<Float> radius, CanvasProperty<Paint> paint) { |
| nDrawCircle(mRenderer, cx.getNativeContainer(), cy.getNativeContainer(), |
| radius.getNativeContainer(), paint.getNativeContainer()); |
| } |
| |
| private static native void nDrawCircle(long renderer, long propCx, |
| long propCy, long propRadius, long propPaint); |
| |
| @Override |
| public void drawRoundRect(CanvasProperty<Float> left, CanvasProperty<Float> top, |
| CanvasProperty<Float> right, CanvasProperty<Float> bottom, CanvasProperty<Float> rx, |
| CanvasProperty<Float> ry, CanvasProperty<Paint> paint) { |
| nDrawRoundRect(mRenderer, left.getNativeContainer(), top.getNativeContainer(), |
| right.getNativeContainer(), bottom.getNativeContainer(), |
| rx.getNativeContainer(), ry.getNativeContainer(), |
| paint.getNativeContainer()); |
| } |
| |
| private static native void nDrawRoundRect(long renderer, long propLeft, long propTop, |
| long propRight, long propBottom, long propRx, long propRy, long propPaint); |
| |
| @Override |
| public void drawColor(int color) { |
| drawColor(color, PorterDuff.Mode.SRC_OVER); |
| } |
| |
| @Override |
| public void drawColor(int color, PorterDuff.Mode mode) { |
| nDrawColor(mRenderer, color, mode.nativeInt); |
| } |
| |
| private static native void nDrawColor(long renderer, int color, int mode); |
| |
| @Override |
| public void drawLine(float startX, float startY, float stopX, float stopY, Paint paint) { |
| float[] line = getLineStorage(); |
| line[0] = startX; |
| line[1] = startY; |
| line[2] = stopX; |
| line[3] = stopY; |
| drawLines(line, 0, 4, paint); |
| } |
| |
| @Override |
| public void drawLines(float[] pts, int offset, int count, Paint paint) { |
| if (count < 4) return; |
| |
| if ((offset | count) < 0 || offset + count > pts.length) { |
| throw new IllegalArgumentException("The lines array must contain 4 elements per line."); |
| } |
| nDrawLines(mRenderer, pts, offset, count, paint.mNativePaint); |
| } |
| |
| private static native void nDrawLines(long renderer, float[] points, |
| int offset, int count, long paint); |
| |
| @Override |
| public void drawLines(float[] pts, Paint paint) { |
| drawLines(pts, 0, pts.length, paint); |
| } |
| |
| @Override |
| public void drawOval(float left, float top, float right, float bottom, Paint paint) { |
| nDrawOval(mRenderer, left, top, right, bottom, paint.mNativePaint); |
| } |
| |
| private static native void nDrawOval(long renderer, float left, float top, |
| float right, float bottom, long paint); |
| |
| @Override |
| public void drawPaint(Paint paint) { |
| final Rect r = getInternalClipBounds(); |
| nGetClipBounds(mRenderer, r); |
| drawRect(r.left, r.top, r.right, r.bottom, paint); |
| } |
| |
| @Override |
| public void drawPath(Path path, Paint paint) { |
| if (path.isSimplePath) { |
| if (path.rects != null) { |
| nDrawRects(mRenderer, path.rects.mNativeRegion, paint.mNativePaint); |
| } |
| } else { |
| nDrawPath(mRenderer, path.mNativePath, paint.mNativePaint); |
| } |
| } |
| |
| private static native void nDrawPath(long renderer, long path, long paint); |
| private static native void nDrawRects(long renderer, long region, long paint); |
| |
| @Override |
| public void drawPicture(Picture picture) { |
| picture.endRecording(); |
| // TODO: Implement rendering |
| } |
| |
| @Override |
| public void drawPoint(float x, float y, Paint paint) { |
| float[] point = getPointStorage(); |
| point[0] = x; |
| point[1] = y; |
| drawPoints(point, 0, 2, paint); |
| } |
| |
| @Override |
| public void drawPoints(float[] pts, Paint paint) { |
| drawPoints(pts, 0, pts.length, paint); |
| } |
| |
| @Override |
| public void drawPoints(float[] pts, int offset, int count, Paint paint) { |
| if (count < 2) return; |
| |
| nDrawPoints(mRenderer, pts, offset, count, paint.mNativePaint); |
| } |
| |
| private static native void nDrawPoints(long renderer, float[] points, |
| int offset, int count, long paint); |
| |
| // Note: drawPosText just uses implementation in Canvas |
| |
| @Override |
| public void drawRect(float left, float top, float right, float bottom, Paint paint) { |
| if (left == right || top == bottom) return; |
| nDrawRect(mRenderer, left, top, right, bottom, paint.mNativePaint); |
| } |
| |
| private static native void nDrawRect(long renderer, float left, float top, |
| float right, float bottom, long paint); |
| |
| @Override |
| public void drawRect(Rect r, Paint paint) { |
| drawRect(r.left, r.top, r.right, r.bottom, paint); |
| } |
| |
| @Override |
| public void drawRect(RectF r, Paint paint) { |
| drawRect(r.left, r.top, r.right, r.bottom, paint); |
| } |
| |
| @Override |
| public void drawRGB(int r, int g, int b) { |
| drawColor(0xFF000000 | (r & 0xFF) << 16 | (g & 0xFF) << 8 | (b & 0xFF)); |
| } |
| |
| @Override |
| public void drawRoundRect(float left, float top, float right, float bottom, float rx, float ry, |
| Paint paint) { |
| nDrawRoundRect(mRenderer, left, top, right, bottom, rx, ry, paint.mNativePaint); |
| } |
| |
| private static native void nDrawRoundRect(long renderer, float left, float top, |
| float right, float bottom, float rx, float y, long paint); |
| |
| @Override |
| public void drawText(char[] text, int index, int count, float x, float y, Paint paint) { |
| if ((index | count | (index + count) | (text.length - index - count)) < 0) { |
| throw new IndexOutOfBoundsException(); |
| } |
| |
| nDrawText(mRenderer, text, index, count, x, y, |
| paint.mBidiFlags, paint.mNativePaint, paint.mNativeTypeface); |
| } |
| |
| private static native void nDrawText(long renderer, char[] text, int index, int count, |
| float x, float y, int bidiFlags, long paint, long typeface); |
| |
| @Override |
| public void drawText(CharSequence text, int start, int end, float x, float y, Paint paint) { |
| if ((start | end | (end - start) | (text.length() - end)) < 0) { |
| throw new IndexOutOfBoundsException(); |
| } |
| if (text instanceof String || text instanceof SpannedString || |
| text instanceof SpannableString) { |
| nDrawText(mRenderer, text.toString(), start, end, x, y, paint.mBidiFlags, |
| paint.mNativePaint, paint.mNativeTypeface); |
| } else if (text instanceof GraphicsOperations) { |
| ((GraphicsOperations) text).drawText(this, start, end, x, y, paint); |
| } else { |
| char[] buf = TemporaryBuffer.obtain(end - start); |
| TextUtils.getChars(text, start, end, buf, 0); |
| nDrawText(mRenderer, buf, 0, end - start, x, y, |
| paint.mBidiFlags, paint.mNativePaint, paint.mNativeTypeface); |
| TemporaryBuffer.recycle(buf); |
| } |
| } |
| |
| @Override |
| public void drawText(String text, int start, int end, float x, float y, Paint paint) { |
| if ((start | end | (end - start) | (text.length() - end)) < 0) { |
| throw new IndexOutOfBoundsException(); |
| } |
| |
| nDrawText(mRenderer, text, start, end, x, y, |
| paint.mBidiFlags, paint.mNativePaint, paint.mNativeTypeface); |
| } |
| |
| private static native void nDrawText(long renderer, String text, int start, int end, |
| float x, float y, int bidiFlags, long paint, long typeface); |
| |
| @Override |
| public void drawText(String text, float x, float y, Paint paint) { |
| nDrawText(mRenderer, text, 0, text.length(), x, y, |
| paint.mBidiFlags, paint.mNativePaint, paint.mNativeTypeface); |
| } |
| |
| @Override |
| public void drawTextOnPath(char[] text, int index, int count, Path path, float hOffset, |
| float vOffset, Paint paint) { |
| if (index < 0 || index + count > text.length) { |
| throw new ArrayIndexOutOfBoundsException(); |
| } |
| |
| nDrawTextOnPath(mRenderer, text, index, count, path.mNativePath, hOffset, vOffset, |
| paint.mBidiFlags, paint.mNativePaint, paint.mNativeTypeface); |
| } |
| |
| private static native void nDrawTextOnPath(long renderer, char[] text, int index, int count, |
| long path, float hOffset, float vOffset, int bidiFlags, long nativePaint, |
| long typeface); |
| |
| @Override |
| public void drawTextOnPath(String text, Path path, float hOffset, float vOffset, Paint paint) { |
| if (text.length() == 0) return; |
| |
| nDrawTextOnPath(mRenderer, text, 0, text.length(), path.mNativePath, hOffset, vOffset, |
| paint.mBidiFlags, paint.mNativePaint, paint.mNativeTypeface); |
| } |
| |
| private static native void nDrawTextOnPath(long renderer, String text, int start, int end, |
| long path, float hOffset, float vOffset, int bidiFlags, long nativePaint, |
| long typeface); |
| |
| @Override |
| public void drawTextRun(char[] text, int index, int count, int contextIndex, int contextCount, |
| float x, float y, boolean isRtl, Paint paint) { |
| if ((index | count | text.length - index - count) < 0) { |
| throw new IndexOutOfBoundsException(); |
| } |
| |
| nDrawTextRun(mRenderer, text, index, count, contextIndex, contextCount, x, y, isRtl, |
| paint.mNativePaint, paint.mNativeTypeface); |
| } |
| |
| private static native void nDrawTextRun(long renderer, char[] text, int index, int count, |
| int contextIndex, int contextCount, float x, float y, boolean isRtl, long nativePaint, long nativeTypeface); |
| |
| @Override |
| public void drawTextRun(CharSequence text, int start, int end, int contextStart, int contextEnd, |
| float x, float y, boolean isRtl, Paint paint) { |
| if ((start | end | end - start | text.length() - end) < 0) { |
| throw new IndexOutOfBoundsException(); |
| } |
| |
| if (text instanceof String || text instanceof SpannedString || |
| text instanceof SpannableString) { |
| nDrawTextRun(mRenderer, text.toString(), start, end, contextStart, |
| contextEnd, x, y, isRtl, paint.mNativePaint, paint.mNativeTypeface); |
| } else if (text instanceof GraphicsOperations) { |
| ((GraphicsOperations) text).drawTextRun(this, start, end, |
| contextStart, contextEnd, x, y, isRtl, paint); |
| } else { |
| int contextLen = contextEnd - contextStart; |
| int len = end - start; |
| char[] buf = TemporaryBuffer.obtain(contextLen); |
| TextUtils.getChars(text, contextStart, contextEnd, buf, 0); |
| nDrawTextRun(mRenderer, buf, start - contextStart, len, 0, contextLen, |
| x, y, isRtl, paint.mNativePaint, paint.mNativeTypeface); |
| TemporaryBuffer.recycle(buf); |
| } |
| } |
| |
| private static native void nDrawTextRun(long renderer, String text, int start, int end, |
| int contextStart, int contextEnd, float x, float y, boolean isRtl, long nativePaint, long nativeTypeface); |
| |
| @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) { |
| // TODO: Implement |
| } |
| } |
