mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-12 14:37:50 +00:00
b155782d0a
This patch reduces the number of files that transitively #include gfx/2d.h from 1582 to 1362.
59 lines
1.8 KiB
C++
59 lines
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 40; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef nsICanvasElementExternal_h___
|
|
#define nsICanvasElementExternal_h___
|
|
|
|
#include "nsISupports.h"
|
|
#include "GraphicsFilter.h"
|
|
|
|
class gfxContext;
|
|
class nsIFrame;
|
|
struct gfxRect;
|
|
|
|
#define NS_ICANVASELEMENTEXTERNAL_IID \
|
|
{ 0x51870f54, 0x6c4c, 0x469a, {0xad, 0x46, 0xf0, 0xa9, 0x8e, 0x32, 0xa7, 0xe2 } }
|
|
|
|
class nsRenderingContext;
|
|
class nsICanvasRenderingContextInternal;
|
|
|
|
struct _cairo_surface;
|
|
|
|
/*
|
|
* This interface contains methods that are needed outside of the content/layout
|
|
* modules, specifically widget. It should eventually go away when we support
|
|
* libxul builds, and HTMLCanvasElement be used directly.
|
|
*
|
|
* Code internal to content/layout should /never/ use this interface; if the
|
|
* same functionality is needed in both places, two separate methods should be
|
|
* used.
|
|
*/
|
|
|
|
class nsICanvasElementExternal : public nsISupports {
|
|
public:
|
|
NS_DECLARE_STATIC_IID_ACCESSOR(NS_ICANVASELEMENTEXTERNAL_IID)
|
|
|
|
enum {
|
|
RenderFlagPremultAlpha = 0x1
|
|
};
|
|
|
|
/**
|
|
* Get the size in pixels of this canvas element
|
|
*/
|
|
NS_IMETHOD_(nsIntSize) GetSizeExternal() = 0;
|
|
|
|
/*
|
|
* Ask the canvas element to tell the contexts to render themselves
|
|
* to the given gfxContext at the origin of its coordinate space.
|
|
*/
|
|
NS_IMETHOD RenderContextsExternal(gfxContext *ctx,
|
|
GraphicsFilter aFilter,
|
|
uint32_t aFlags = RenderFlagPremultAlpha) = 0;
|
|
};
|
|
|
|
NS_DEFINE_STATIC_IID_ACCESSOR(nsICanvasElementExternal, NS_ICANVASELEMENTEXTERNAL_IID)
|
|
|
|
#endif /* nsICanvasElementExternal_h___ */
|