/* * Copyright (C) 2006 Apple Inc. All rights reserved. * Copyright (C) 2007 Alp Toker <alp@atoker.com> * Copyright (C) 2008 Brent Fulgham <bfulgham@gmail.com> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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 APPLE INC. ``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 APPLE INC. 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. */ #pragma once #include "GraphicsContext.h" #if USE(CAIRO) #include "PlatformContextCairo.h" #include "RefPtrCairo.h" #include <cairo.h> #include <math.h> #include <memory> #include <stdio.h> #if PLATFORM(WIN) #include <cairo-win32.h> #endif namespace WebCore { class GraphicsContextPlatformPrivate { WTF_MAKE_FAST_ALLOCATED; public: GraphicsContextPlatformPrivate(PlatformContextCairo& platformContext) : platformContext(platformContext) { } GraphicsContextPlatformPrivate(std::unique_ptr<PlatformContextCairo>&& platformContext) : ownedPlatformContext(WTFMove(platformContext)) , platformContext(*ownedPlatformContext) { } #if PLATFORM(WIN) // On Windows, we need to update the HDC for form controls to draw in the right place. void save(); void restore(); void flush(); void clip(const FloatRect&); void clip(const Path&); void scale(const FloatSize&); void rotate(float); void translate(float, float); void concatCTM(const AffineTransform&); void setCTM(const AffineTransform&); void syncContext(cairo_t* cr); #else // On everything else, we do nothing. void save() { } void restore() { } void flush() { } void clip(const FloatRect&) { } void clip(const Path&) { } void scale(const FloatSize&) { } void rotate(float) { } void translate(float, float) { } void concatCTM(const AffineTransform&) { } void setCTM(const AffineTransform&) { } void syncContext(cairo_t*) { } #endif std::unique_ptr<PlatformContextCairo> ownedPlatformContext; PlatformContextCairo& platformContext; #if PLATFORM(WIN) || (PLATFORM(GTK) && OS(WINDOWS)) // NOTE: These may note be needed: review and remove once Cairo implementation is complete HDC m_hdc { 0 }; bool m_shouldIncludeChildWindows { false }; #endif }; } // namespace WebCore #endif // USE(CAIRO)