diff options
author | 2013-08-20 20:06:40 +0000 | |
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committer | 2013-08-20 20:06:40 +0000 | |
commit | 9b051a375ba6d6b61cea98f35834cd032aaa5347 (patch) | |
tree | cea9d4aab32afcbbc193455a78a49b6d231e0a39 /include/core | |
parent | 8cee797901763ab0922eb9ef484cfdcbc94bee54 (diff) |
Revert r10830 (Split SkDevice out of SkRasterDevice) until we can get Chromium ready.
git-svn-id: http://skia.googlecode.com/svn/trunk@10835 2bbb7eff-a529-9590-31e7-b0007b416f81
Diffstat (limited to 'include/core')
-rw-r--r-- | include/core/SkCanvas.h | 26 | ||||
-rw-r--r-- | include/core/SkDevice.h | 451 | ||||
-rw-r--r-- | include/core/SkDraw.h | 4 | ||||
-rw-r--r-- | include/core/SkImageFilter.h | 4 | ||||
-rw-r--r-- | include/core/SkRRect.h | 2 |
5 files changed, 126 insertions, 361 deletions
diff --git a/include/core/SkCanvas.h b/include/core/SkCanvas.h index cfc252fccf..827ebe866d 100644 --- a/include/core/SkCanvas.h +++ b/include/core/SkCanvas.h @@ -22,7 +22,7 @@ #include "SkXfermode.h" class SkBounder; -class SkBaseDevice; +class SkDevice; class SkDraw; class SkDrawFilter; class SkMetaData; @@ -55,7 +55,7 @@ public: @param device Specifies a device for the canvas to draw into. */ - explicit SkCanvas(SkBaseDevice* device); + explicit SkCanvas(SkDevice* device); /** Deprecated - Construct a canvas with the specified bitmap to draw into. @param bitmap Specifies a bitmap for the canvas to draw into. Its @@ -84,7 +84,7 @@ public: the bitmap of the pixels that the canvas draws into. The reference count of the returned device is not changed by this call. */ - SkBaseDevice* getDevice() const; + SkDevice* getDevice() const; /** * saveLayer() can create another device (which is later drawn onto @@ -99,15 +99,15 @@ public: * is drawn to, but is optional here, as there is a small perf hit * sometimes. */ - SkBaseDevice* getTopDevice(bool updateMatrixClip = false) const; + SkDevice* getTopDevice(bool updateMatrixClip = false) const; /** * Shortcut for getDevice()->createCompatibleDevice(...). * If getDevice() == NULL, this method does nothing, and returns NULL. */ - SkBaseDevice* createCompatibleDevice(SkBitmap::Config config, - int width, int height, - bool isOpaque); + SkDevice* createCompatibleDevice(SkBitmap::Config config, + int width, int height, + bool isOpaque); /////////////////////////////////////////////////////////////////////////// @@ -994,7 +994,7 @@ public: // These reflect the current device in the iterator - SkBaseDevice* device() const; + SkDevice* device() const; const SkMatrix& matrix() const; const SkRegion& clip() const; const SkPaint& paint() const; @@ -1043,7 +1043,7 @@ protected: reference count is incremented. If the canvas was already holding a device, its reference count is decremented. The new device is returned. */ - virtual SkBaseDevice* setDevice(SkBaseDevice* device); + virtual SkDevice* setDevice(SkDevice* device); private: class MCRec; @@ -1074,10 +1074,10 @@ private: friend class SkDrawIter; // needs setupDrawForLayerDevice() friend class AutoDrawLooper; - SkBaseDevice* createLayerDevice(SkBitmap::Config, int width, int height, - bool isOpaque); + SkDevice* createLayerDevice(SkBitmap::Config, int width, int height, + bool isOpaque); - SkBaseDevice* init(SkBaseDevice*); + SkDevice* init(SkDevice*); // internal methods are not virtual, so they can safely be called by other // canvas apis, without confusing subclasses (like SkPictureRecording) @@ -1090,7 +1090,7 @@ private: void internalDrawPaint(const SkPaint& paint); int internalSaveLayer(const SkRect* bounds, const SkPaint* paint, SaveFlags, bool justForImageFilter); - void internalDrawDevice(SkBaseDevice*, int x, int y, const SkPaint*); + void internalDrawDevice(SkDevice*, int x, int y, const SkPaint*); // shared by save() and saveLayer() int internalSave(SaveFlags flags); diff --git a/include/core/SkDevice.h b/include/core/SkDevice.h index 39fad6c274..47eebe27e8 100644 --- a/include/core/SkDevice.h +++ b/include/core/SkDevice.h @@ -25,21 +25,57 @@ class SkRegion; class GrRenderTarget; -class SK_API SkBaseDevice : public SkRefCnt { +class SK_API SkDevice : public SkRefCnt { public: - SK_DECLARE_INST_COUNT(SkBaseDevice) + SK_DECLARE_INST_COUNT(SkDevice) /** - * Construct a new device. + * Construct a new device with the specified bitmap as its backend. It is + * valid for the bitmap to have no pixels associated with it. In that case, + * any drawing to this device will have no effect. */ - SkBaseDevice(); + SkDevice(const SkBitmap& bitmap); /** - * Construct a new device. + * Construct a new device with the specified bitmap as its backend. It is + * valid for the bitmap to have no pixels associated with it. In that case, + * any drawing to this device will have no effect. */ - SkBaseDevice(const SkDeviceProperties& deviceProperties); + SkDevice(const SkBitmap& bitmap, const SkDeviceProperties& deviceProperties); + + /** + * Create a new raster device and have the pixels be automatically + * allocated. The rowBytes of the device will be computed automatically + * based on the config and the width. + * + * @param config The desired config for the pixels. If the request cannot + * be met, the closest matching support config will be used. + * @param width width (in pixels) of the device + * @param height height (in pixels) of the device + * @param isOpaque Set to true if it is known that all of the pixels will + * be drawn to opaquely. Used as an accelerator when drawing + * these pixels to another device. + */ + SkDevice(SkBitmap::Config config, int width, int height, bool isOpaque = false); + + /** + * Create a new raster device and have the pixels be automatically + * allocated. The rowBytes of the device will be computed automatically + * based on the config and the width. + * + * @param config The desired config for the pixels. If the request cannot + * be met, the closest matching support config will be used. + * @param width width (in pixels) of the device + * @param height height (in pixels) of the device + * @param isOpaque Set to true if it is known that all of the pixels will + * be drawn to opaquely. Used as an accelerator when drawing + * these pixels to another device. + * @param deviceProperties Properties which affect compositing. + */ + SkDevice(SkBitmap::Config config, int width, int height, bool isOpaque, + const SkDeviceProperties& deviceProperties); - virtual ~SkBaseDevice(); + virtual ~SkDevice(); /** * Creates a device that is of the same type as this device (e.g. SW-raster, @@ -52,9 +88,9 @@ public: * draw into this device such that all of the pixels will * be opaque. */ - SkBaseDevice* createCompatibleDevice(SkBitmap::Config config, - int width, int height, - bool isOpaque); + SkDevice* createCompatibleDevice(SkBitmap::Config config, + int width, int height, + bool isOpaque); SkMetaData& getMetaData(); @@ -63,14 +99,14 @@ public: kVector_Capability = 0x2, //!< mask indicating a vector representation kAll_Capabilities = 0x3 }; - virtual uint32_t getDeviceCapabilities() = 0; + virtual uint32_t getDeviceCapabilities() { return 0; } /** Return the width of the device (in pixels). */ - virtual int width() const = 0; + virtual int width() const { return fBitmap.width(); } /** Return the height of the device (in pixels). */ - virtual int height() const = 0; + virtual int height() const { return fBitmap.height(); } /** Return the image properties of the device. */ virtual const SkDeviceProperties& getDeviceProperties() const { @@ -83,12 +119,16 @@ public: * canvas. The root device will have its top-left at 0,0, but other devices * such as those associated with saveLayer may have a non-zero origin. */ - virtual void getGlobalBounds(SkIRect* bounds) const = 0; + void getGlobalBounds(SkIRect* bounds) const; /** Returns true if the device's bitmap's config treats every pixels as implicitly opaque. */ - virtual bool isOpaque() const = 0; + bool isOpaque() const { return fBitmap.isOpaque(); } + + /** Return the bitmap config of the device's pixels + */ + SkBitmap::Config config() const { return fBitmap.getConfig(); } /** Return the bitmap associated with this device. Call this each time you need to access the bitmap, as it notifies the subclass to perform any flushing @@ -114,12 +154,12 @@ public: * not kARGB_8888_Config then this parameter is ignored. */ virtual void writePixels(const SkBitmap& bitmap, int x, int y, - SkCanvas::Config8888 config8888 = SkCanvas::kNative_Premul_Config8888) = 0; + SkCanvas::Config8888 config8888 = SkCanvas::kNative_Premul_Config8888); /** * Return the device's associated gpu render target, or NULL. */ - virtual GrRenderTarget* accessRenderTarget() = 0; + virtual GrRenderTarget* accessRenderTarget() { return NULL; } /** @@ -131,7 +171,7 @@ public: /** * onAttachToCanvas is invoked whenever a device is installed in a canvas * (i.e., setDevice, saveLayer (for the new device created by the save), - * and SkCanvas' SkBaseDevice & SkBitmap -taking ctors). It allows the + * and SkCanvas' SkDevice & SkBitmap -taking ctors). It allows the * devices to prepare for drawing (e.g., locking their pixels, etc.) */ virtual void onAttachToCanvas(SkCanvas*) { @@ -173,9 +213,9 @@ protected: * textflags parameter (output) and return true. If the paint is fine as * is, then ignore the textflags parameter and return false. * - * The baseclass SkBaseDevice filters based on its depth and blitters. + * The baseclass SkDevice filters based on its depth and blitters. */ - virtual bool filterTextFlags(const SkPaint& paint, TextFlags*) = 0; + virtual bool filterTextFlags(const SkPaint& paint, TextFlags*); /** * @@ -194,12 +234,12 @@ protected: * passed in). */ virtual void setMatrixClip(const SkMatrix&, const SkRegion&, - const SkClipStack&) {}; + const SkClipStack&); /** Clears the entire device to the specified color (including alpha). * Ignores the clip. */ - virtual void clear(SkColor color) = 0; + virtual void clear(SkColor color); /** * Deprecated name for clear. @@ -211,15 +251,15 @@ protected: and are handling any looping from the paint, and any effects from the DrawFilter. */ - virtual void drawPaint(const SkDraw&, const SkPaint& paint) = 0; + virtual void drawPaint(const SkDraw&, const SkPaint& paint); virtual void drawPoints(const SkDraw&, SkCanvas::PointMode mode, size_t count, - const SkPoint[], const SkPaint& paint) = 0; + const SkPoint[], const SkPaint& paint); virtual void drawRect(const SkDraw&, const SkRect& r, - const SkPaint& paint) = 0; + const SkPaint& paint); virtual void drawOval(const SkDraw&, const SkRect& oval, - const SkPaint& paint) = 0; + const SkPaint& paint); virtual void drawRRect(const SkDraw&, const SkRRect& rr, - const SkPaint& paint) = 0; + const SkPaint& paint); /** * If pathIsMutable, then the implementation is allowed to cast path to a @@ -235,11 +275,11 @@ protected: virtual void drawPath(const SkDraw&, const SkPath& path, const SkPaint& paint, const SkMatrix* prePathMatrix = NULL, - bool pathIsMutable = false) = 0; + bool pathIsMutable = false); virtual void drawBitmap(const SkDraw&, const SkBitmap& bitmap, - const SkMatrix& matrix, const SkPaint& paint) = 0; + const SkMatrix& matrix, const SkPaint& paint); virtual void drawSprite(const SkDraw&, const SkBitmap& bitmap, - int x, int y, const SkPaint& paint) = 0; + int x, int y, const SkPaint& paint); /** * The default impl. will create a bitmap-shader from the bitmap, @@ -248,35 +288,35 @@ protected: virtual void drawBitmapRect(const SkDraw&, const SkBitmap&, const SkRect* srcOrNull, const SkRect& dst, const SkPaint& paint, - SkCanvas::DrawBitmapRectFlags flags) = 0; + SkCanvas::DrawBitmapRectFlags flags); /** * Does not handle text decoration. * Decorations (underline and stike-thru) will be handled by SkCanvas. */ virtual void drawText(const SkDraw&, const void* text, size_t len, - SkScalar x, SkScalar y, const SkPaint& paint) = 0; + SkScalar x, SkScalar y, const SkPaint& paint); virtual void drawPosText(const SkDraw&, const void* text, size_t len, const SkScalar pos[], SkScalar constY, - int scalarsPerPos, const SkPaint& paint) = 0; + int scalarsPerPos, const SkPaint& paint); virtual void drawTextOnPath(const SkDraw&, const void* text, size_t len, const SkPath& path, const SkMatrix* matrix, - const SkPaint& paint) = 0; + const SkPaint& paint); #ifdef SK_BUILD_FOR_ANDROID virtual void drawPosTextOnPath(const SkDraw& draw, const void* text, size_t len, const SkPoint pos[], const SkPaint& paint, - const SkPath& path, const SkMatrix* matrix) = 0; + const SkPath& path, const SkMatrix* matrix); #endif virtual void drawVertices(const SkDraw&, SkCanvas::VertexMode, int vertexCount, const SkPoint verts[], const SkPoint texs[], const SkColor colors[], SkXfermode* xmode, const uint16_t indices[], int indexCount, - const SkPaint& paint) = 0; - /** The SkBaseDevice passed will be an SkBaseDevice which was returned by a call to + const SkPaint& paint); + /** The SkDevice passed will be an SkDevice which was returned by a call to onCreateCompatibleDevice on this device with kSaveLayer_Usage. */ - virtual void drawDevice(const SkDraw&, SkBaseDevice*, int x, int y, - const SkPaint&) = 0; + virtual void drawDevice(const SkDraw&, SkDevice*, int x, int y, + const SkPaint&); /** * On success (returns true), copy the device pixels into the bitmap. @@ -312,10 +352,20 @@ protected: /////////////////////////////////////////////////////////////////////////// /** Update as needed the pixel value in the bitmap, so that the caller can - access the pixels directly. - @return The device contents as a bitmap + access the pixels directly. Note: only the pixels field should be + altered. The config/width/height/rowbytes must remain unchanged. + @param bitmap The device's bitmap + @return Echo the bitmap parameter, or an alternate (shadow) bitmap + maintained by the subclass. */ - virtual const SkBitmap& onAccessBitmap() = 0; + virtual const SkBitmap& onAccessBitmap(SkBitmap*); + + SkPixelRef* getPixelRef() const { return fBitmap.pixelRef(); } + // just for subclasses, to assign a custom pixelref + SkPixelRef* setPixelRef(SkPixelRef* pr, size_t offset) { + fBitmap.setPixelRef(pr, offset); + return pr; + } /** * Implements readPixels API. The caller will ensure that: @@ -326,13 +376,13 @@ protected: */ virtual bool onReadPixels(const SkBitmap& bitmap, int x, int y, - SkCanvas::Config8888 config8888) = 0; + SkCanvas::Config8888 config8888); /** Called when this device is installed into a Canvas. Balanaced by a call to unlockPixels() when the device is removed from a Canvas. */ - virtual void lockPixels() = 0; - virtual void unlockPixels() = 0; + virtual void lockPixels(); + virtual void unlockPixels(); /** * Returns true if the device allows processing of this imagefilter. If @@ -340,7 +390,7 @@ protected: * some subclasses that do not support pixel manipulations after drawing * has occurred (e.g. printing). The default implementation returns true. */ - virtual bool allowImageFilter(SkImageFilter*) = 0; + virtual bool allowImageFilter(SkImageFilter*); /** * Override and return true for filters that the device can handle @@ -349,7 +399,7 @@ protected: * Returning false means the SkCanvas will have apply the filter itself, * and just pass the resulting image to the device. */ - virtual bool canHandleImageFilter(SkImageFilter*) = 0; + virtual bool canHandleImageFilter(SkImageFilter*); /** * Related (but not required) to canHandleImageFilter, this method returns @@ -359,7 +409,7 @@ protected: * it just returns false and leaves result and offset unchanged. */ virtual bool filterImage(SkImageFilter*, const SkBitmap&, const SkMatrix&, - SkBitmap* result, SkIPoint* offset) = 0; + SkBitmap* result, SkIPoint* offset); // This is equal kBGRA_Premul_Config8888 or kRGBA_Premul_Config8888 if // either is identical to kNative_Premul_Config8888. Otherwise, -1. @@ -374,31 +424,31 @@ private: friend class SkDeviceImageFilterProxy; friend class SkSurface_Raster; - // used to change the backend's pixels (and possibly config/rowbytes) // but cannot change the width/height, so there should be no change to // any clip information. - virtual void replaceBitmapBackendForRasterSurface(const SkBitmap&) = 0; + void replaceBitmapBackendForRasterSurface(const SkBitmap&); // just called by SkCanvas when built as a layer void setOrigin(int x, int y) { fOrigin.set(x, y); } // just called by SkCanvas for saveLayer - SkBaseDevice* createCompatibleDeviceForSaveLayer(SkBitmap::Config config, - int width, int height, - bool isOpaque); + SkDevice* createCompatibleDeviceForSaveLayer(SkBitmap::Config config, + int width, int height, + bool isOpaque); /** * Subclasses should override this to implement createCompatibleDevice. */ - virtual SkBaseDevice* onCreateCompatibleDevice(SkBitmap::Config config, - int width, int height, - bool isOpaque, - Usage usage) = 0; + virtual SkDevice* onCreateCompatibleDevice(SkBitmap::Config config, + int width, int height, + bool isOpaque, + Usage usage); /** Causes any deferred drawing to the device to be completed. */ - virtual void flush() = 0; + virtual void flush() {} + SkBitmap fBitmap; SkIPoint fOrigin; SkMetaData* fMetaData; /** @@ -416,289 +466,4 @@ private: typedef SkRefCnt INHERITED; }; -/////////////////////////////////////////////////////////////////////////////// -class SK_API SkBitmapDevice : public SkBaseDevice { -public: - SK_DECLARE_INST_COUNT(SkBitmapDevice) - - /** - * Construct a new device with the specified bitmap as its backend. It is - * valid for the bitmap to have no pixels associated with it. In that case, - * any drawing to this device will have no effect. - */ - SkBitmapDevice(const SkBitmap& bitmap); - - /** - * Construct a new device with the specified bitmap as its backend. It is - * valid for the bitmap to have no pixels associated with it. In that case, - * any drawing to this device will have no effect. - */ - SkBitmapDevice(const SkBitmap& bitmap, const SkDeviceProperties& deviceProperties); - - /** - * Create a new raster device and have the pixels be automatically - * allocated. The rowBytes of the device will be computed automatically - * based on the config and the width. - * - * @param config The desired config for the pixels. If the request cannot - * be met, the closest matching support config will be used. - * @param width width (in pixels) of the device - * @param height height (in pixels) of the device - * @param isOpaque Set to true if it is known that all of the pixels will - * be drawn to opaquely. Used as an accelerator when drawing - * these pixels to another device. - */ - SkBitmapDevice(SkBitmap::Config config, int width, int height, bool isOpaque); - - /** - * Create a new raster device and have the pixels be automatically - * allocated. The rowBytes of the device will be computed automatically - * based on the config and the width. - * - * @param config The desired config for the pixels. If the request cannot - * be met, the closest matching support config will be used. - * @param width width (in pixels) of the device - * @param height height (in pixels) of the device - * @param isOpaque Set to true if it is known that all of the pixels will - * be drawn to opaquely. Used as an accelerator when drawing - * these pixels to another device. - * @param deviceProperties Properties which affect compositing. - */ - SkBitmapDevice(SkBitmap::Config config, int width, int height, bool isOpaque, - const SkDeviceProperties& deviceProperties); - - virtual ~SkBitmapDevice(); - - virtual uint32_t getDeviceCapabilities() SK_OVERRIDE { return 0; } - - /** Return the width of the device (in pixels). - */ - virtual int width() const SK_OVERRIDE { return fBitmap.width(); } - /** Return the height of the device (in pixels). - */ - virtual int height() const SK_OVERRIDE { return fBitmap.height(); } - - /** - * Return the bounds of the device in the coordinate space of the root - * canvas. The root device will have its top-left at 0,0, but other devices - * such as those associated with saveLayer may have a non-zero origin. - */ - virtual void getGlobalBounds(SkIRect* bounds) const SK_OVERRIDE; - - /** Returns true if the device's bitmap's config treats every pixels as - implicitly opaque. - */ - virtual bool isOpaque() const SK_OVERRIDE { return fBitmap.isOpaque(); } - - /** Return the bitmap config of the device's pixels - */ - virtual SkBitmap::Config config() const { return fBitmap.getConfig(); } - - /** - * DEPRECATED: This will be made protected once WebKit stops using it. - * Instead use Canvas' writePixels method. - * - * Similar to draw sprite, this method will copy the pixels in bitmap onto - * the device, with the top/left corner specified by (x, y). The pixel - * values in the device are completely replaced: there is no blending. - * - * Currently if bitmap is backed by a texture this is a no-op. This may be - * relaxed in the future. - * - * If the bitmap has config kARGB_8888_Config then the config8888 param - * will determines how the pixel valuess are intepreted. If the bitmap is - * not kARGB_8888_Config then this parameter is ignored. - */ - virtual void writePixels(const SkBitmap& bitmap, int x, int y, - SkCanvas::Config8888 config8888) SK_OVERRIDE; - - /** - * Return the device's associated gpu render target, or NULL. - */ - virtual GrRenderTarget* accessRenderTarget() SK_OVERRIDE { return NULL; } - -protected: - /** - * Device may filter the text flags for drawing text here. If it wants to - * make a change to the specified values, it should write them into the - * textflags parameter (output) and return true. If the paint is fine as - * is, then ignore the textflags parameter and return false. - * - * The baseclass SkDevice filters based on its depth and blitters. - */ - virtual bool filterTextFlags(const SkPaint& paint, TextFlags*) SK_OVERRIDE; - - /** Clears the entire device to the specified color (including alpha). - * Ignores the clip. - */ - virtual void clear(SkColor color) SK_OVERRIDE; - - /** These are called inside the per-device-layer loop for each draw call. - When these are called, we have already applied any saveLayer operations, - and are handling any looping from the paint, and any effects from the - DrawFilter. - */ - virtual void drawPaint(const SkDraw&, const SkPaint& paint) SK_OVERRIDE; - virtual void drawPoints(const SkDraw&, SkCanvas::PointMode mode, size_t count, - const SkPoint[], const SkPaint& paint) SK_OVERRIDE; - virtual void drawRect(const SkDraw&, const SkRect& r, - const SkPaint& paint) SK_OVERRIDE; - virtual void drawOval(const SkDraw&, const SkRect& oval, - const SkPaint& paint) SK_OVERRIDE; - virtual void drawRRect(const SkDraw&, const SkRRect& rr, - const SkPaint& paint) SK_OVERRIDE; - - /** - * If pathIsMutable, then the implementation is allowed to cast path to a - * non-const pointer and modify it in place (as an optimization). Canvas - * may do this to implement helpers such as drawOval, by placing a temp - * path on the stack to hold the representation of the oval. - * - * If prePathMatrix is not null, it should logically be applied before any - * stroking or other effects. If there are no effects on the paint that - * affect the geometry/rasterization, then the pre matrix can just be - * pre-concated with the current matrix. - */ - virtual void drawPath(const SkDraw&, const SkPath& path, - const SkPaint& paint, - const SkMatrix* prePathMatrix = NULL, - bool pathIsMutable = false) SK_OVERRIDE; - virtual void drawBitmap(const SkDraw&, const SkBitmap& bitmap, - const SkMatrix& matrix, const SkPaint& paint) SK_OVERRIDE; - virtual void drawSprite(const SkDraw&, const SkBitmap& bitmap, - int x, int y, const SkPaint& paint) SK_OVERRIDE; - - /** - * The default impl. will create a bitmap-shader from the bitmap, - * and call drawRect with it. - */ - virtual void drawBitmapRect(const SkDraw&, const SkBitmap&, - const SkRect* srcOrNull, const SkRect& dst, - const SkPaint& paint, - SkCanvas::DrawBitmapRectFlags flags) SK_OVERRIDE; - - /** - * Does not handle text decoration. - * Decorations (underline and stike-thru) will be handled by SkCanvas. - */ - virtual void drawText(const SkDraw&, const void* text, size_t len, - SkScalar x, SkScalar y, const SkPaint& paint) SK_OVERRIDE; - virtual void drawPosText(const SkDraw&, const void* text, size_t len, - const SkScalar pos[], SkScalar constY, - int scalarsPerPos, const SkPaint& paint) SK_OVERRIDE; - virtual void drawTextOnPath(const SkDraw&, const void* text, size_t len, - const SkPath& path, const SkMatrix* matrix, - const SkPaint& paint) SK_OVERRIDE; -#ifdef SK_BUILD_FOR_ANDROID - virtual void drawPosTextOnPath(const SkDraw& draw, const void* text, size_t len, - const SkPoint pos[], const SkPaint& paint, - const SkPath& path, const SkMatrix* matrix) SK_OVERRIDE; -#endif - virtual void drawVertices(const SkDraw&, SkCanvas::VertexMode, int vertexCount, - const SkPoint verts[], const SkPoint texs[], - const SkColor colors[], SkXfermode* xmode, - const uint16_t indices[], int indexCount, - const SkPaint& paint) SK_OVERRIDE; - /** The SkBaseDevice passed will be an SkBaseDevice which was returned by a call to - onCreateCompatibleDevice on this device with kSaveLayer_Usage. - */ - virtual void drawDevice(const SkDraw&, SkBaseDevice*, int x, int y, - const SkPaint&) SK_OVERRIDE; - - /////////////////////////////////////////////////////////////////////////// - - /** Update as needed the pixel value in the bitmap, so that the caller can - access the pixels directly. Note: only the pixels field should be - altered. The config/width/height/rowbytes must remain unchanged. - @return the device contents as a bitmap - */ - virtual const SkBitmap& onAccessBitmap() SK_OVERRIDE; - - SkPixelRef* getPixelRef() const { return fBitmap.pixelRef(); } - // just for subclasses, to assign a custom pixelref - SkPixelRef* setPixelRef(SkPixelRef* pr, size_t offset) { - fBitmap.setPixelRef(pr, offset); - return pr; - } - - /** - * Implements readPixels API. The caller will ensure that: - * 1. bitmap has pixel config kARGB_8888_Config. - * 2. bitmap has pixels. - * 3. The rectangle (x, y, x + bitmap->width(), y + bitmap->height()) is - * contained in the device bounds. - */ - virtual bool onReadPixels(const SkBitmap& bitmap, - int x, int y, - SkCanvas::Config8888 config8888) SK_OVERRIDE; - - /** Called when this device is installed into a Canvas. Balanced by a call - to unlockPixels() when the device is removed from a Canvas. - */ - virtual void lockPixels() SK_OVERRIDE; - virtual void unlockPixels() SK_OVERRIDE; - - /** - * Returns true if the device allows processing of this imagefilter. If - * false is returned, then the filter is ignored. This may happen for - * some subclasses that do not support pixel manipulations after drawing - * has occurred (e.g. printing). The default implementation returns true. - */ - virtual bool allowImageFilter(SkImageFilter*) SK_OVERRIDE; - - /** - * Override and return true for filters that the device can handle - * intrinsically. Doing so means that SkCanvas will pass-through this - * filter to drawSprite and drawDevice (and potentially filterImage). - * Returning false means the SkCanvas will have apply the filter itself, - * and just pass the resulting image to the device. - */ - virtual bool canHandleImageFilter(SkImageFilter*) SK_OVERRIDE; - - /** - * Related (but not required) to canHandleImageFilter, this method returns - * true if the device could apply the filter to the src bitmap and return - * the result (and updates offset as needed). - * If the device does not recognize or support this filter, - * it just returns false and leaves result and offset unchanged. - */ - virtual bool filterImage(SkImageFilter*, const SkBitmap&, const SkMatrix&, - SkBitmap* result, SkIPoint* offset) SK_OVERRIDE; - -private: - friend class SkCanvas; - friend struct DeviceCM; //for setMatrixClip - friend class SkDraw; - friend class SkDrawIter; - friend class SkDeviceFilteredPaint; - friend class SkDeviceImageFilterProxy; - - friend class SkSurface_Raster; - - // used to change the backend's pixels (and possibly config/rowbytes) - // but cannot change the width/height, so there should be no change to - // any clip information. - virtual void replaceBitmapBackendForRasterSurface(const SkBitmap&) SK_OVERRIDE; - - /** - * Subclasses should override this to implement createCompatibleDevice. - */ - virtual SkBaseDevice* onCreateCompatibleDevice(SkBitmap::Config config, - int width, int height, - bool isOpaque, - Usage usage) SK_OVERRIDE; - - /** Causes any deferred drawing to the device to be completed. - */ - virtual void flush() SK_OVERRIDE {} - - SkBitmap fBitmap; - - typedef SkBaseDevice INHERITED; -}; - -// Temporary typedef until Chromium (and other clients) are able to move to -// SkBaseDevice or SkBitmapDevice -typedef SkBitmapDevice SkDevice; - #endif diff --git a/include/core/SkDraw.h b/include/core/SkDraw.h index 1c2c66efb3..8642f0ab79 100644 --- a/include/core/SkDraw.h +++ b/include/core/SkDraw.h @@ -17,7 +17,7 @@ class SkBitmap; class SkBounder; class SkClipStack; -class SkBaseDevice; +class SkDevice; class SkMatrix; class SkPath; class SkRegion; @@ -127,7 +127,7 @@ public: const SkRasterClip* fRC; // required const SkClipStack* fClipStack; // optional - SkBaseDevice* fDevice; // optional + SkDevice* fDevice; // optional SkBounder* fBounder; // optional SkDrawProcs* fProcs; // optional diff --git a/include/core/SkImageFilter.h b/include/core/SkImageFilter.h index 9dd1f7aeea..01b3e0bca8 100644 --- a/include/core/SkImageFilter.h +++ b/include/core/SkImageFilter.h @@ -13,7 +13,7 @@ class SkBitmap; class SkColorFilter; -class SkBaseDevice; +class SkDevice; class SkMatrix; struct SkIPoint; class SkShader; @@ -35,7 +35,7 @@ public: public: virtual ~Proxy() {}; - virtual SkBaseDevice* createDevice(int width, int height) = 0; + virtual SkDevice* createDevice(int width, int height) = 0; // returns true if the proxy can handle this filter natively virtual bool canHandleImageFilter(SkImageFilter*) = 0; // returns true if the proxy handled the filter itself. if this returns diff --git a/include/core/SkRRect.h b/include/core/SkRRect.h index 32d62856bc..bce896aad1 100644 --- a/include/core/SkRRect.h +++ b/include/core/SkRRect.h @@ -25,7 +25,7 @@ class SkPath; // use growToInclude to fit skp round rects & generate stats (RRs vs. real paths) // check on # of rectorus's the RRs could handle // rendering work -// add entry points (clipRRect, drawRRect) - plumb down to SkBaseDevice +// add entry points (clipRRect, drawRRect) - plumb down to SkDevice // update SkPath.addRRect() to take an SkRRect - only use quads // -- alternatively add addRRectToPath here // add GM and bench |