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/*
* Copyright (C) 2006 Apple Computer, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_MAC_LOCAL_CURRENT_GRAPHICS_CONTEXT_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_MAC_LOCAL_CURRENT_GRAPHICS_CONTEXT_H_
#include "third_party/blink/renderer/platform/geometry/int_rect.h"
#include "third_party/blink/renderer/platform/mac/graphics_context_canvas.h"
#include "third_party/blink/renderer/platform/platform_export.h"
#include "third_party/blink/renderer/platform/wtf/noncopyable.h"
OBJC_CLASS NSGraphicsContext;
namespace cc {
class PaintCanvas;
}
namespace blink {
class GraphicsContext;
// This class automatically saves and restores the current NSGraphicsContext for
// functions which call out into AppKit and rely on the currentContext being set
class PLATFORM_EXPORT LocalCurrentGraphicsContext {
WTF_MAKE_NONCOPYABLE(LocalCurrentGraphicsContext);
public:
LocalCurrentGraphicsContext(GraphicsContext&, const IntRect& dirty_rect);
LocalCurrentGraphicsContext(cc::PaintCanvas*,
float device_scale_factor,
const IntRect& dirty_rect);
~LocalCurrentGraphicsContext();
CGContextRef CgContext();
private:
cc::PaintCanvas* saved_canvas_;
NSGraphicsContext* saved_ns_graphics_context_;
bool did_set_graphics_context_;
IntRect inflated_dirty_rect_;
GraphicsContextCanvas graphics_context_canvas_;
};
}
#endif // THIRD_PARTY_BLINK_RENDERER_PLATFORM_MAC_LOCAL_CURRENT_GRAPHICS_CONTEXT_H_