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Diffstat (limited to 'other-licenses/skia-npapi/ANPCanvas.cpp')
| -rw-r--r-- | other-licenses/skia-npapi/ANPCanvas.cpp | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/other-licenses/skia-npapi/ANPCanvas.cpp b/other-licenses/skia-npapi/ANPCanvas.cpp new file mode 100644 index 000000000..dd227eca8 --- /dev/null +++ b/other-licenses/skia-npapi/ANPCanvas.cpp @@ -0,0 +1,199 @@ +/* + * Copyright 2008, The Android Open Source Project + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY + * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +// must include config.h first for webkit to fiddle with new/delete +#include "SkANP.h" +#include "SkRect.h" + +static ANPCanvas* anp_newCanvas(const ANPBitmap* bitmap) { + SkBitmap bm; + return new ANPCanvas(*SkANP::SetBitmap(&bm, *bitmap)); +} + +static void anp_deleteCanvas(ANPCanvas* canvas) { + delete canvas; +} + +static void anp_save(ANPCanvas* canvas) { + canvas->skcanvas->save(); +} + +static void anp_restore(ANPCanvas* canvas) { + canvas->skcanvas->restore(); +} + +static void anp_translate(ANPCanvas* canvas, float tx, float ty) { + canvas->skcanvas->translate(SkFloatToScalar(tx), SkFloatToScalar(ty)); +} + +static void anp_scale(ANPCanvas* canvas, float sx, float sy) { + canvas->skcanvas->scale(SkFloatToScalar(sx), SkFloatToScalar(sy)); +} + +static void anp_rotate(ANPCanvas* canvas, float degrees) { + canvas->skcanvas->rotate(SkFloatToScalar(degrees)); +} + +static void anp_skew(ANPCanvas* canvas, float kx, float ky) { + canvas->skcanvas->skew(SkFloatToScalar(kx), SkFloatToScalar(ky)); +} + +static void anp_clipRect(ANPCanvas* canvas, const ANPRectF* rect) { + SkRect r; + canvas->skcanvas->clipRect(*SkANP::SetRect(&r, *rect)); +} + +static void anp_clipPath(ANPCanvas* canvas, const ANPPath* path) { + canvas->skcanvas->clipPath(*path); +} +static void anp_concat(ANPCanvas* canvas, const ANPMatrix* matrix) { + canvas->skcanvas->concat(*matrix); +} + +static void anp_getTotalMatrix(ANPCanvas* canvas, ANPMatrix* matrix) { + const SkMatrix& src = canvas->skcanvas->getTotalMatrix(); + *matrix = *reinterpret_cast<const ANPMatrix*>(&src); +} + +static bool anp_getLocalClipBounds(ANPCanvas* canvas, ANPRectF* r, + bool antialias) { + SkRect bounds; + if (canvas->skcanvas->getClipBounds(&bounds)) { + SkANP::SetRect(r, bounds); + return true; + } + return false; +} + +static bool anp_getDeviceClipBounds(ANPCanvas* canvas, ANPRectI* r) { + SkIRect bounds; + if (canvas->skcanvas->getClipDeviceBounds(&bounds)) { + SkANP::SetRect(r, bounds); + return true; + } + return false; +} + +static void anp_drawColor(ANPCanvas* canvas, ANPColor color) { + canvas->skcanvas->drawColor(color); +} + +static void anp_drawPaint(ANPCanvas* canvas, const ANPPaint* paint) { + canvas->skcanvas->drawPaint(*paint); +} + +static void anp_drawLine(ANPCanvas* canvas, float x0, float y0, + float x1, float y1, const ANPPaint* paint) { + canvas->skcanvas->drawLine(SkFloatToScalar(x0), SkFloatToScalar(y0), + SkFloatToScalar(x1), SkFloatToScalar(y1), *paint); +} + +static void anp_drawRect(ANPCanvas* canvas, const ANPRectF* rect, + const ANPPaint* paint) { + SkRect r; + canvas->skcanvas->drawRect(*SkANP::SetRect(&r, *rect), *paint); +} + +static void anp_drawOval(ANPCanvas* canvas, const ANPRectF* rect, + const ANPPaint* paint) { + SkRect r; + canvas->skcanvas->drawOval(*SkANP::SetRect(&r, *rect), *paint); +} + +static void anp_drawPath(ANPCanvas* canvas, const ANPPath* path, + const ANPPaint* paint) { + canvas->skcanvas->drawPath(*path, *paint); +} + +static void anp_drawText(ANPCanvas* canvas, const void* text, uint32_t length, + float x, float y, const ANPPaint* paint) { + canvas->skcanvas->drawText(text, length, + SkFloatToScalar(x), SkFloatToScalar(y), + *paint); +} + +static void anp_drawPosText(ANPCanvas* canvas, const void* text, + uint32_t byteLength, const float xy[], const ANPPaint* paint) { + canvas->skcanvas->drawPosText(text, byteLength, + reinterpret_cast<const SkPoint*>(xy), *paint); +} + +static void anp_drawBitmap(ANPCanvas* canvas, const ANPBitmap* bitmap, + float x, float y, const ANPPaint* paint) { + SkBitmap bm; + canvas->skcanvas->drawBitmap(*SkANP::SetBitmap(&bm, *bitmap), + SkFloatToScalar(x), SkFloatToScalar(y), + paint); +} + +static void anp_drawBitmapRect(ANPCanvas* canvas, const ANPBitmap* bitmap, + const ANPRectI* src, const ANPRectF* dst, + const ANPPaint* paint) { + SkBitmap bm; + SkRect dstR; + SkIRect srcR; + + if (src) { + canvas->skcanvas->drawBitmapRect(*SkANP::SetBitmap(&bm, *bitmap), + *SkANP::SetRect(&srcR, *src), + *SkANP::SetRect(&dstR, *dst), + paint); + } else { + canvas->skcanvas->drawBitmapRect(*SkANP::SetBitmap(&bm, *bitmap), + *SkANP::SetRect(&dstR, *dst), + paint); + } +} + +/////////////////////////////////////////////////////////////////////////////// + +#define ASSIGN(obj, name) (obj)->name = anp_##name + +void InitCanvasInterface(ANPCanvasInterfaceV0* i) { + ASSIGN(i, newCanvas); + ASSIGN(i, deleteCanvas); + ASSIGN(i, save); + ASSIGN(i, restore); + ASSIGN(i, translate); + ASSIGN(i, scale); + ASSIGN(i, rotate); + ASSIGN(i, skew); + ASSIGN(i, clipRect); + ASSIGN(i, clipPath); + ASSIGN(i, concat); + ASSIGN(i, getTotalMatrix); + ASSIGN(i, getLocalClipBounds); + ASSIGN(i, getDeviceClipBounds); + ASSIGN(i, drawColor); + ASSIGN(i, drawPaint); + ASSIGN(i, drawLine); + ASSIGN(i, drawRect); + ASSIGN(i, drawOval); + ASSIGN(i, drawPath); + ASSIGN(i, drawText); + ASSIGN(i, drawPosText); + ASSIGN(i, drawBitmap); + ASSIGN(i, drawBitmapRect); +} |