diff options
Diffstat (limited to 'core/jni/android/graphics/Canvas.cpp')
| -rw-r--r-- | core/jni/android/graphics/Canvas.cpp | 210 |
1 files changed, 130 insertions, 80 deletions
diff --git a/core/jni/android/graphics/Canvas.cpp b/core/jni/android/graphics/Canvas.cpp index f7acbd7..5fca582 100644 --- a/core/jni/android/graphics/Canvas.cpp +++ b/core/jni/android/graphics/Canvas.cpp @@ -42,22 +42,26 @@ #include <utils/Log.h> -static uint32_t get_thread_msec() { -#if defined(HAVE_POSIX_CLOCKS) - struct timespec tm; +namespace android { - clock_gettime(CLOCK_THREAD_CPUTIME_ID, &tm); +// Holds an SkCanvas reference plus additional native data. +class NativeCanvasWrapper { +public: + NativeCanvasWrapper(SkCanvas* canvas) + : mCanvas(canvas) { } - return tm.tv_sec * 1000LL + tm.tv_nsec / 1000000; -#else - struct timeval tv; + SkCanvas* getCanvas() const { + return mCanvas.get(); + } - gettimeofday(&tv, NULL); - return tv.tv_sec * 1000LL + tv.tv_usec / 1000; -#endif -} + void setCanvas(SkCanvas* canvas) { + SkASSERT(canvas); + mCanvas.reset(canvas); + } -namespace android { +private: + SkAutoTUnref<SkCanvas> mCanvas; +}; class ClipCopier : public SkCanvas::ClipVisitor { public: @@ -86,27 +90,30 @@ static jboolean hasNonEmptyClip(const SkCanvas& canvas) { class SkCanvasGlue { public: - static void finalizer(JNIEnv* env, jobject clazz, jlong canvasHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); - canvas->unref(); + // Get the SkCanvas for a given native handle. + static inline SkCanvas* getNativeCanvas(jlong nativeHandle) { + SkASSERT(nativeHandle); + NativeCanvasWrapper* wrapper = reinterpret_cast<NativeCanvasWrapper*>(nativeHandle); + SkCanvas* canvas = wrapper->getCanvas(); + SkASSERT(canvas); + + return canvas; } - static jlong initRaster(JNIEnv* env, jobject, jlong bitmapHandle) { - SkBitmap* bitmap = reinterpret_cast<SkBitmap*>(bitmapHandle); + // Construct an SkCanvas from the bitmap. + static SkCanvas* createCanvas(SkBitmap* bitmap) { if (bitmap) { - return reinterpret_cast<jlong>(new SkCanvas(*bitmap)); - } else { - // Create an empty bitmap device to prevent callers from crashing - // if they attempt to draw into this canvas. - SkBitmap emptyBitmap; - return reinterpret_cast<jlong>(new SkCanvas(emptyBitmap)); + return SkNEW_ARGS(SkCanvas, (*bitmap)); } + + // Create an empty bitmap device to prevent callers from crashing + // if they attempt to draw into this canvas. + SkBitmap emptyBitmap; + return new SkCanvas(emptyBitmap); } - static void copyCanvasState(JNIEnv* env, jobject clazz, - jlong srcCanvasHandle, jlong dstCanvasHandle) { - SkCanvas* srcCanvas = reinterpret_cast<SkCanvas*>(srcCanvasHandle); - SkCanvas* dstCanvas = reinterpret_cast<SkCanvas*>(dstCanvasHandle); + // Copy the canvas matrix & clip state. + static void copyCanvasState(SkCanvas* srcCanvas, SkCanvas* dstCanvas) { if (srcCanvas && dstCanvas) { dstCanvas->setMatrix(srcCanvas->getTotalMatrix()); if (NULL != srcCanvas->getDevice() && NULL != dstCanvas->getDevice()) { @@ -116,6 +123,42 @@ public: } } + // Native JNI handlers + static void finalizer(JNIEnv* env, jobject clazz, jlong nativeHandle) { + NativeCanvasWrapper* wrapper = reinterpret_cast<NativeCanvasWrapper*>(nativeHandle); + delete wrapper; + } + + // Native wrapper constructor used by Canvas(Bitmap) + static jlong initRaster(JNIEnv* env, jobject, jlong bitmapHandle) { + // No check - 0 is a valid bitmapHandle. + SkBitmap* bitmap = reinterpret_cast<SkBitmap*>(bitmapHandle); + SkCanvas* canvas = createCanvas(bitmap); + + return reinterpret_cast<jlong>(new NativeCanvasWrapper(canvas)); + } + + // Native wrapper constructor used by Canvas(native_canvas) + static jlong initCanvas(JNIEnv* env, jobject, jlong canvasHandle) { + SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + return reinterpret_cast<jlong>(new NativeCanvasWrapper(canvas)); + } + + // Set the given bitmap as the new draw target (wrapped in a new SkCanvas), + // optionally copying canvas matrix & clip state. + static void setBitmap(JNIEnv* env, jobject, jlong canvasHandle, jlong bitmapHandle, + jboolean copyState) { + NativeCanvasWrapper* wrapper = reinterpret_cast<NativeCanvasWrapper*>(canvasHandle); + SkCanvas* newCanvas = createCanvas(reinterpret_cast<SkBitmap*>(bitmapHandle)); + NPE_CHECK_RETURN_VOID(env, newCanvas); + + if (copyState == JNI_TRUE) { + copyCanvasState(wrapper->getCanvas(), newCanvas); + } + + // setCanvas() unrefs the old canvas. + wrapper->setCanvas(newCanvas); + } static void freeCaches(JNIEnv* env, jobject) { // these are called in no particular order @@ -163,7 +206,7 @@ public: static jint saveLayer(JNIEnv* env, jobject, jlong canvasHandle, jobject bounds, jlong paintHandle, jint flags) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); SkRect* bounds_ = NULL; SkRect storage; @@ -177,7 +220,7 @@ public: static jint saveLayer4F(JNIEnv* env, jobject, jlong canvasHandle, jfloat l, jfloat t, jfloat r, jfloat b, jlong paintHandle, jint flags) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); SkRect bounds; bounds.set(l, t, r, b); @@ -188,7 +231,7 @@ public: static jint saveLayerAlpha(JNIEnv* env, jobject, jlong canvasHandle, jobject bounds, jint alpha, jint flags) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkRect* bounds_ = NULL; SkRect storage; if (bounds != NULL) { @@ -203,7 +246,7 @@ public: static jint saveLayerAlpha4F(JNIEnv* env, jobject, jlong canvasHandle, jfloat l, jfloat t, jfloat r, jfloat b, jint alpha, jint flags) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkRect bounds; bounds.set(l, t, r, b); int result = canvas->saveLayerAlpha(&bounds, alpha, @@ -259,14 +302,14 @@ public: static void concat(JNIEnv* env, jobject, jlong canvasHandle, jlong matrixHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); const SkMatrix* matrix = reinterpret_cast<SkMatrix*>(matrixHandle); canvas->concat(*matrix); } static void setMatrix(JNIEnv* env, jobject, jlong canvasHandle, jlong matrixHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); const SkMatrix* matrix = reinterpret_cast<SkMatrix*>(matrixHandle); if (NULL == matrix) { canvas->resetMatrix(); @@ -318,8 +361,8 @@ public: static jboolean clipRect(JNIEnv* env, jobject, jlong canvasHandle, jfloat left, jfloat top, jfloat right, jfloat bottom, jint op) { + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkRect rect; - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); rect.set(left, top, right, bottom); canvas->clipRect(rect, static_cast<SkRegion::Op>(op)); return hasNonEmptyClip(*canvas); @@ -327,7 +370,7 @@ public: static jboolean clipPath(JNIEnv* env, jobject, jlong canvasHandle, jlong pathHandle, jint op) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); canvas->clipPath(*reinterpret_cast<SkPath*>(pathHandle), static_cast<SkRegion::Op>(op)); return hasNonEmptyClip(*canvas); @@ -335,7 +378,7 @@ public: static jboolean clipRegion(JNIEnv* env, jobject, jlong canvasHandle, jlong deviceRgnHandle, jint op) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkRegion* deviceRgn = reinterpret_cast<SkRegion*>(deviceRgnHandle); canvas->clipRegion(*deviceRgn, static_cast<SkRegion::Op>(op)); return hasNonEmptyClip(*canvas); @@ -343,13 +386,13 @@ public: static void setDrawFilter(JNIEnv* env, jobject, jlong canvasHandle, jlong filterHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); canvas->setDrawFilter(reinterpret_cast<SkDrawFilter*>(filterHandle)); } static jboolean quickReject__RectF(JNIEnv* env, jobject, jlong canvasHandle, jobject rect) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkRect rect_; GraphicsJNI::jrectf_to_rect(env, rect, &rect_); bool result = canvas->quickReject(rect_); @@ -358,7 +401,7 @@ public: static jboolean quickReject__Path(JNIEnv* env, jobject, jlong canvasHandle, jlong pathHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); bool result = canvas->quickReject(*reinterpret_cast<SkPath*>(pathHandle)); return result ? JNI_TRUE : JNI_FALSE; } @@ -366,7 +409,7 @@ public: static jboolean quickReject__FFFF(JNIEnv* env, jobject, jlong canvasHandle, jfloat left, jfloat top, jfloat right, jfloat bottom) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkRect r; r.set(left, top, right, bottom); bool result = canvas->quickReject(r); @@ -375,32 +418,32 @@ public: static void drawRGB(JNIEnv* env, jobject, jlong canvasHandle, jint r, jint g, jint b) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); canvas->drawARGB(0xFF, r, g, b); } static void drawARGB(JNIEnv* env, jobject, jlong canvasHandle, jint a, jint r, jint g, jint b) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); canvas->drawARGB(a, r, g, b); } static void drawColor__I(JNIEnv* env, jobject, jlong canvasHandle, jint color) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); canvas->drawColor(color); } static void drawColor__II(JNIEnv* env, jobject, jlong canvasHandle, jint color, jint modeHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPorterDuff::Mode mode = static_cast<SkPorterDuff::Mode>(modeHandle); canvas->drawColor(color, SkPorterDuff::ToXfermodeMode(mode)); } static void drawPaint(JNIEnv* env, jobject, jlong canvasHandle, jlong paintHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); canvas->drawPaint(*paint); } @@ -461,14 +504,14 @@ public: static void drawLine__FFFFPaint(JNIEnv* env, jobject, jlong canvasHandle, jfloat startX, jfloat startY, jfloat stopX, jfloat stopY, jlong paintHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); canvas->drawLine(startX, startY, stopX, stopY, *paint); } static void drawRect__RectFPaint(JNIEnv* env, jobject, jlong canvasHandle, jobject rect, jlong paintHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); SkRect rect_; GraphicsJNI::jrectf_to_rect(env, rect, &rect_); @@ -478,14 +521,14 @@ public: static void drawRect__FFFFPaint(JNIEnv* env, jobject, jlong canvasHandle, jfloat left, jfloat top, jfloat right, jfloat bottom, jlong paintHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); canvas->drawRectCoords(left, top, right, bottom, *paint); } static void drawOval(JNIEnv* env, jobject, jlong canvasHandle, jobject joval, jlong paintHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); SkRect oval; GraphicsJNI::jrectf_to_rect(env, joval, &oval); @@ -494,7 +537,7 @@ public: static void drawCircle(JNIEnv* env, jobject, jlong canvasHandle, jfloat cx, jfloat cy, jfloat radius, jlong paintHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); canvas->drawCircle(cx, cy, radius, *paint); } @@ -502,7 +545,7 @@ public: static void drawArc(JNIEnv* env, jobject, jlong canvasHandle, jobject joval, jfloat startAngle, jfloat sweepAngle, jboolean useCenter, jlong paintHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); SkRect oval; GraphicsJNI::jrectf_to_rect(env, joval, &oval); @@ -512,7 +555,7 @@ public: static void drawRoundRect(JNIEnv* env, jobject, jlong canvasHandle, jfloat left, jfloat top, jfloat right, jfloat bottom, jfloat rx, jfloat ry, jlong paintHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); canvas->drawRoundRect(rect, rx, ry, *paint); @@ -520,7 +563,7 @@ public: static void drawPath(JNIEnv* env, jobject, jlong canvasHandle, jlong pathHandle, jlong paintHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPath* path = reinterpret_cast<SkPath*>(pathHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); canvas->drawPath(*path, *paint); @@ -531,7 +574,7 @@ public: jfloat left, jfloat top, jlong paintHandle, jint canvasDensity, jint screenDensity, jint bitmapDensity) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkBitmap* bitmap = reinterpret_cast<SkBitmap*>(bitmapHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); @@ -591,7 +634,7 @@ public: jlong bitmapHandle, jobject srcIRect, jobject dstRectF, jlong paintHandle, jint screenDensity, jint bitmapDensity) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkBitmap* bitmap = reinterpret_cast<SkBitmap*>(bitmapHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); SkRect dst; @@ -604,7 +647,7 @@ public: jlong bitmapHandle, jobject srcIRect, jobject dstRect, jlong paintHandle, jint screenDensity, jint bitmapDensity) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkBitmap* bitmap = reinterpret_cast<SkBitmap*>(bitmapHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); SkRect dst; @@ -616,9 +659,8 @@ public: static void drawBitmapArray(JNIEnv* env, jobject, jlong canvasHandle, jintArray jcolors, jint offset, jint stride, jfloat x, jfloat y, jint width, jint height, - jboolean hasAlpha, jlong paintHandle) - { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + jboolean hasAlpha, jlong paintHandle) { + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); SkBitmap bitmap; bitmap.setConfig(hasAlpha ? SkBitmap::kARGB_8888_Config : @@ -638,7 +680,7 @@ public: static void drawBitmapMatrix(JNIEnv* env, jobject, jlong canvasHandle, jlong bitmapHandle, jlong matrixHandle, jlong paintHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); const SkBitmap* bitmap = reinterpret_cast<SkBitmap*>(bitmapHandle); const SkMatrix* matrix = reinterpret_cast<SkMatrix*>(matrixHandle); const SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); @@ -649,7 +691,7 @@ public: jlong bitmapHandle, jint meshWidth, jint meshHeight, jfloatArray jverts, jint vertIndex, jintArray jcolors, jint colorIndex, jlong paintHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); const SkBitmap* bitmap = reinterpret_cast<SkBitmap*>(bitmapHandle); const SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); @@ -759,7 +801,7 @@ public: jintArray jcolors, jint colorIndex, jshortArray jindices, jint indexIndex, jint indexCount, jlong paintHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkCanvas::VertexMode mode = static_cast<SkCanvas::VertexMode>(modeHandle); const SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); @@ -799,7 +841,7 @@ public: jcharArray text, jint index, jint count, jfloat x, jfloat y, jint flags, jlong paintHandle, jlong typefaceHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); jchar* textArray = env->GetCharArrayElements(text, NULL); @@ -812,7 +854,7 @@ public: jint start, jint end, jfloat x, jfloat y, jint flags, jlong paintHandle, jlong typefaceHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); const jchar* textArray = env->GetStringChars(text, NULL); @@ -939,10 +981,10 @@ static void doDrawTextDecorations(SkCanvas* canvas, jfloat x, jfloat y, jfloat l } static void drawTextRun___CIIIIFFIPaintTypeface( - JNIEnv* env, jobject, jlong canvasHandle, jcharArray text, jint index, - jint count, jint contextIndex, jint contextCount, - jfloat x, jfloat y, jint dirFlags, jlong paintHandle, jlong typefaceHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + JNIEnv* env, jobject, jlong canvasHandle, jcharArray text, jint index, + jint count, jint contextIndex, jint contextCount, + jfloat x, jfloat y, jint dirFlags, jlong paintHandle, jlong typefaceHandle) { + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); @@ -953,10 +995,10 @@ static void doDrawTextDecorations(SkCanvas* canvas, jfloat x, jfloat y, jfloat l } static void drawTextRun__StringIIIIFFIPaintTypeface( - JNIEnv* env, jobject obj, jlong canvasHandle, jstring text, jint start, - jint end, jint contextStart, jint contextEnd, - jfloat x, jfloat y, jint dirFlags, jlong paintHandle, jlong typefaceHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + JNIEnv* env, jobject obj, jlong canvasHandle, jstring text, jint start, + jint end, jint contextStart, jint contextEnd, + jfloat x, jfloat y, jint dirFlags, jlong paintHandle, jlong typefaceHandle) { + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); TypefaceImpl* typeface = reinterpret_cast<TypefaceImpl*>(typefaceHandle); @@ -971,7 +1013,7 @@ static void doDrawTextDecorations(SkCanvas* canvas, jfloat x, jfloat y, jfloat l static void drawPosText___CII_FPaint(JNIEnv* env, jobject, jlong canvasHandle, jcharArray text, jint index, jint count, jfloatArray pos, jlong paintHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); jchar* textArray = text ? env->GetCharArrayElements(text, NULL) : NULL; jsize textCount = text ? env->GetArrayLength(text) : NULL; @@ -1002,7 +1044,7 @@ static void doDrawTextDecorations(SkCanvas* canvas, jfloat x, jfloat y, jfloat l jlong canvasHandle, jstring text, jfloatArray pos, jlong paintHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); const void* text_ = text ? env->GetStringChars(text, NULL) : NULL; int byteLength = text ? env->GetStringLength(text) : 0; @@ -1032,7 +1074,7 @@ static void doDrawTextDecorations(SkCanvas* canvas, jfloat x, jfloat y, jfloat l static void drawTextOnPath___CIIPathFFPaint(JNIEnv* env, jobject, jlong canvasHandle, jcharArray text, jint index, jint count, jlong pathHandle, jfloat hOffset, jfloat vOffset, jint bidiFlags, jlong paintHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPath* path = reinterpret_cast<SkPath*>(pathHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); @@ -1045,7 +1087,7 @@ static void doDrawTextDecorations(SkCanvas* canvas, jfloat x, jfloat y, jfloat l static void drawTextOnPath__StringPathFFPaint(JNIEnv* env, jobject, jlong canvasHandle, jstring text, jlong pathHandle, jfloat hOffset, jfloat vOffset, jint bidiFlags, jlong paintHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkPath* path = reinterpret_cast<SkPath*>(pathHandle); SkPaint* paint = reinterpret_cast<SkPaint*>(paintHandle); const jchar* text_ = env->GetStringChars(text, NULL); @@ -1084,7 +1126,7 @@ static void doDrawTextDecorations(SkCanvas* canvas, jfloat x, jfloat y, jfloat l static jboolean getClipBounds(JNIEnv* env, jobject, jlong canvasHandle, jobject bounds) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkRect r; SkIRect ir; bool result = getHardClipBounds(canvas, &r); @@ -1100,7 +1142,7 @@ static void doDrawTextDecorations(SkCanvas* canvas, jfloat x, jfloat y, jfloat l static void getCTM(JNIEnv* env, jobject, jlong canvasHandle, jlong matrixHandle) { - SkCanvas* canvas = reinterpret_cast<SkCanvas*>(canvasHandle); + SkCanvas* canvas = getNativeCanvas(canvasHandle); SkMatrix* matrix = reinterpret_cast<SkMatrix*>(matrixHandle); *matrix = canvas->getTotalMatrix(); } @@ -1108,8 +1150,9 @@ static void doDrawTextDecorations(SkCanvas* canvas, jfloat x, jfloat y, jfloat l static JNINativeMethod gCanvasMethods[] = { {"finalizer", "(J)V", (void*) SkCanvasGlue::finalizer}, - {"initRaster","(J)J", (void*) SkCanvasGlue::initRaster}, - {"copyNativeCanvasState","(JJ)V", (void*) SkCanvasGlue::copyCanvasState}, + {"initRaster", "(J)J", (void*) SkCanvasGlue::initRaster}, + {"initCanvas", "(J)J", (void*) SkCanvasGlue::initCanvas}, + {"native_setBitmap", "(JJZ)V", (void*) SkCanvasGlue::setBitmap}, {"isOpaque","()Z", (void*) SkCanvasGlue::isOpaque}, {"getWidth","()I", (void*) SkCanvasGlue::getWidth}, {"getHeight","()I", (void*) SkCanvasGlue::getHeight}, @@ -1224,4 +1267,11 @@ int register_android_graphics_Canvas(JNIEnv* env) { return result; } +} // namespace android + +// GraphicsJNI helper for external clients. +// We keep the implementation here to avoid exposing NativeCanvasWrapper +// externally. +SkCanvas* GraphicsJNI::getNativeCanvas(jlong nativeHandle) { + return android::SkCanvasGlue::getNativeCanvas(nativeHandle); } |