pjs/layout/svg/renderer/public/nsISVGRenderer.idl

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/* -*- 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);
interface nsISVGPathGeometrySource;
interface nsISVGGlyphMetricsSource;
interface nsISVGGlyphGeometrySource;
interface nsISVGRendererPathGeometry;
interface nsISVGRendererGlyphMetrics;
interface nsISVGRendererGlyphGeometry;
interface nsISVGRendererCanvas;
interface nsIRenderingContext;
interface nsISVGRendererRegion;
interface nsPresContext;
/**
* \addtogroup renderer_interfaces Rendering Engine Interfaces
* @{
*/
/**
* One of a number of interfaces (all starting with nsISVGRenderer*)
* to be implemented by an SVG rendering engine.
*
* This interface serves as a factory for rendering engine-related
* objects. Each rendering engine needs to make available an
* nsIRenderer-object with a contract id of the form
* "@mozilla.org/svg/renderer;1?tech=NAME".
*
* Engines implemented at the moment include an ms windows gdi+ engine
* ("@mozilla.org/svg/renderer;1?tech=GDIPLUS") and a (somewhat)
* cross-platform libart engine
* ("@mozilla.org/svg/renderer;1?tech=LIBART").
*/
[scriptable, uuid(8a1398db-fb25-4711-85fc-4f5665ea7d17)]
interface nsISVGRenderer : nsISupports
{
// void Init(in nsPresContext presContext);
/**
* Create a rendering engine-native path geometry object for the
* source object given by 'src'.
*
* @param src The source object describing the path for which
* this object is being created.
* @return A rendering engine-native path geometry object.
*/
nsISVGRendererPathGeometry createPathGeometry(in nsISVGPathGeometrySource src);
/**
* Create a rendering engine-native glyph metrics object for the
* source object given by 'src'.
*
* @param src The source object describing the glyph for which
* this metrics object is being created.
* @return A rendering engine-native glyph metrics object.
*/
nsISVGRendererGlyphMetrics createGlyphMetrics(in nsISVGGlyphMetricsSource src);
/**
* Create a rendering engine-native glyph geometry object for the
* source object given by 'src'.
*
* @param src The source object describing the glyph for which
* this object is being created.
* @return A rendering engine-native glyph geometry object.
*/
nsISVGRendererGlyphGeometry createGlyphGeometry(in nsISVGGlyphGeometrySource src);
/**
* Create a rendering engine-native canvas object for the
* Mozilla-native rendering context 'ctx' and presentation context
* 'presContext'.
*
* @param ctx Mozilla-native rendering context.
* @param presContext Presentation context.
* @param dirtyRect Area that the canvas should cover.
* @return A rendering engine-native canvas object.
*/
[noscript] nsISVGRendererCanvas createCanvas(in nsIRenderingContext ctx,
in nsPresContext presContext,
[const] in nsRectRef dirtyRect);
/**
* Create a rendering engine-native region object for the
* given axis-aligned rectangle.
*
* @param x X-coordinate of rectangle (pixels).
* @param y Y-coordinate of rectangle (pixels).
* @param width Width of rectangle (pixels).
* @param height Height of rectangle (pixels).
*
* @return A rendering engine-native region object.
*/
nsISVGRendererRegion createRectRegion(in float x, in float y, in float width, in float height);
};
/** @} */
%{C++
#define NS_SVG_RENDERER_CONTRACTID "@mozilla.org/svg/renderer;1"
#define NS_SVG_RENDERER_CONTRACTID_PREFIX NS_SVG_RENDERER_CONTRACTID "?tech="
#define NS_SVG_RENDERER_LIBART_CONTRACTID NS_SVG_RENDERER_CONTRACTID_PREFIX "LIBART"
// {A88E949D-AA36-4734-9C6E-F0FBCEF4FC47}
#define NS_SVG_RENDERER_LIBART_CID \
{ 0xa88e949d, 0xaa36, 0x4734, { 0x9c, 0x6e, 0xf0, 0xfb, 0xce, 0xf4, 0xfc, 0x47 } }
#define NS_SVG_RENDERER_GDIPLUS_CONTRACTID NS_SVG_RENDERER_CONTRACTID_PREFIX "GDIPLUS"
// {D260F971-DB9D-425B-8C9B-4EB9605CE35D}
#define NS_SVG_RENDERER_GDIPLUS_CID \
{ 0xd260f971, 0xdb9d, 0x425b, { 0x8c, 0x9b, 0x4e, 0xb9, 0x60, 0x5c, 0xe3, 0x5d } }
#define NS_SVG_RENDERER_CAIRO_CONTRACTID NS_SVG_RENDERER_CONTRACTID_PREFIX "CAIRO"
// {9f0fa438-1b1a-4a1b-a28d-91460542276e}
#define NS_SVG_RENDERER_CAIRO_CID \
{ 0x9f0fa438, 0x1b1a, 0x4a1b, { 0xa2, 0x8d, 0x91, 0x46, 0x05, 0x42, 0x27, 0x6e } }
%}