mirror of
https://github.com/rn10950/RetroZilla.git
synced 2024-11-13 11:10:13 +01:00
148 lines
4.5 KiB
Plaintext
148 lines
4.5 KiB
Plaintext
/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is the Mozilla SVG project.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Crocodile Clips Ltd.
|
|
* Portions created by the Initial Developer are Copyright (C) 2002
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
* Alex Fritze <alex.fritze@crocodile-clips.com> (original author)
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either of the GNU General Public License Version 2 or later (the "GPL"),
|
|
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
#include "nsISupports.idl"
|
|
|
|
|
|
%{C++
|
|
struct nsRect;
|
|
%}
|
|
|
|
[ref] native nsRectRef(nsRect);
|
|
|
|
typedef PRUint32 nscolor;
|
|
|
|
interface nsIRenderingContext;
|
|
interface nsPresContext;
|
|
interface nsIDOMSVGMatrix;
|
|
interface nsISVGRendererSurface;
|
|
|
|
/**
|
|
* \addtogroup renderer_interfaces Rendering Engine Interfaces
|
|
* @{
|
|
*/
|
|
|
|
/**
|
|
* One of a number of interfaces (all starting with nsISVGRenderer*)
|
|
* to be implemented by an SVG rendering engine. See nsISVGRenderer
|
|
* for more details.
|
|
*
|
|
* This interface abstracts a rendering engine-native canvas object
|
|
* onto which path and glyph geometries can be painted.
|
|
*
|
|
* A canvas object is instantiated by the backend for a given
|
|
* Mozilla-native rendering object with a call to
|
|
* nsISVGRenderer::createCanvas().
|
|
*/
|
|
[uuid(2e64a227-de4b-4a69-ab82-5dda1579e90f)]
|
|
interface nsISVGRendererCanvas : nsISupports
|
|
{
|
|
/**
|
|
* Lock a portion of the canvas and obtain a rendering context onto
|
|
* which Mozilla can paint non-svg content. This is needed for
|
|
* (partial) foreignObject support.
|
|
*
|
|
* lockRenderingContext() calls are paired with
|
|
* unlockRenderingContext() calls.
|
|
*
|
|
* @param rect Area to be locked.
|
|
* @return Mozilla-native rendering context for the locked area.
|
|
*/
|
|
[noscript] nsIRenderingContext lockRenderingContext([const] in nsRectRef rect);
|
|
|
|
/**
|
|
* Unlock the canvas portion locked with a previous call to
|
|
* lockRenderingContext().
|
|
*/
|
|
void unlockRenderingContext();
|
|
|
|
// XXX do we need this?
|
|
nsPresContext getPresContext();
|
|
|
|
/**
|
|
* Fill the canvas with the given color.
|
|
*
|
|
* @param color Fill color.
|
|
*/
|
|
void clear(in nscolor color);
|
|
|
|
/**
|
|
* Ensure that all renderings on the canvas have been flushed to the
|
|
* Mozilla-native rendering context.
|
|
*/
|
|
void flush();
|
|
|
|
/**
|
|
* Set render mode (clipping or normal draw)
|
|
*/
|
|
const unsigned short SVG_RENDER_MODE_NORMAL = 0;
|
|
const unsigned short SVG_RENDER_MODE_CLIP = 1;
|
|
attribute unsigned short renderMode;
|
|
|
|
/**
|
|
* Push/Pop clip path.
|
|
*/
|
|
void pushClip();
|
|
void popClip();
|
|
|
|
/**
|
|
* Set rectangular clip region.
|
|
*/
|
|
void setClipRect(in nsIDOMSVGMatrix canvasTM, in float x, in float y,
|
|
in float width, in float height);
|
|
|
|
/**
|
|
* Push/Pop surface as primary drawing surface.
|
|
*/
|
|
void pushSurface(in nsISVGRendererSurface surface);
|
|
void popSurface();
|
|
|
|
/**
|
|
* Surface composition.
|
|
*/
|
|
void compositeSurface(in nsISVGRendererSurface surface,
|
|
in unsigned long x, in unsigned long y,
|
|
in float opacity);
|
|
|
|
void compositeSurfaceMatrix(in nsISVGRendererSurface surface,
|
|
in nsIDOMSVGMatrix canvasTM,
|
|
in float opacity);
|
|
};
|
|
|
|
/** @} */
|