| /* |
| * Copyright (c) 2006,2007,2008, Google Inc. All rights reserved. |
| * |
| * 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. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "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. |
| */ |
| |
| // All of the functions in this file should move to new homes and this file should be deleted. |
| |
| #ifndef SkiaUtils_h |
| #define SkiaUtils_h |
| |
| #include <wtf/MathExtras.h> |
| #include "GraphicsContext.h" |
| #include "SkPath.h" |
| #include "SkXfermode.h" |
| |
| class SkCanvas; |
| class SkRegion; |
| |
| namespace WebCore { |
| |
| SkXfermode::Mode WebCoreCompositeToSkiaComposite(CompositeOperator); |
| |
| // move this guy into SkColor.h |
| SkColor SkPMColorToColor(SkPMColor); |
| |
| // This should be an operator on Color |
| Color SkPMColorToWebCoreColor(SkPMColor); |
| |
| // Skia has problems when passed infinite, etc floats, filter them to 0. |
| inline SkScalar WebCoreFloatToSkScalar(float f) |
| { |
| return SkFloatToScalar(isfinite(f) ? f : 0); |
| } |
| |
| inline SkScalar WebCoreDoubleToSkScalar(double d) |
| { |
| return SkDoubleToScalar(isfinite(d) ? d : 0); |
| } |
| |
| // Computes the smallest rectangle that, which when drawn to the given canvas, |
| // will cover the same area as the source rectangle. It will clip to the canvas' |
| // clip, doing the necessary coordinate transforms. |
| // |
| // srcRect and destRect can be the same. |
| void ClipRectToCanvas(const SkCanvas&, const SkRect& srcRect, SkRect* destRect); |
| |
| // Determine if a given WebKit point is contained in a path |
| bool SkPathContainsPoint(SkPath*, const FloatPoint&, SkPath::FillType); |
| |
| // Returns a statically allocated 1x1 GraphicsContext intended for temporary |
| // operations. Please save() the state and restore() it when you're done with |
| // the context. |
| GraphicsContext* scratchContext(); |
| |
| } // namespace WebCore |
| |
| #endif // SkiaUtils_h |
