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98 lines
3.3 KiB
C
98 lines
3.3 KiB
C
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Foundation code.
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*
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* The Initial Developer of the Original Code is the Mozilla Foundation
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* Portions created by the Initial Developer are Copyright (C) 2011
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Edwin Flores <eflores@mozilla.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef GFX_SVG_GLYPHS_WRAPPER_H
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#define GFX_SVG_GLYPHS_WRAPPER_H
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#include "gfxFontUtils.h"
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#include "nsString.h"
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#include "nsIDocument.h"
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#include "nsAutoPtr.h"
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#include "nsIContentViewer.h"
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#include "nsIPresShell.h"
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#include "nsBaseHashtable.h"
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#include "nsHashKeys.h"
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#include "nsIDocument.h"
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#include "gfxPattern.h"
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#include "gfxFont.h"
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/**
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* Used by gfxFontEntry for OpenType fonts which contains SVG tables to parse
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* the SVG document and store and render SVG glyphs
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*/
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class gfxSVGGlyphs {
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private:
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typedef mozilla::dom::Element Element;
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typedef gfxFont::DrawMode DrawMode;
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public:
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static gfxSVGGlyphs* ParseFromBuffer(uint8_t *aBuffer, uint32_t aBufLen);
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bool HasSVGGlyph(uint32_t aGlyphId);
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bool RenderGlyph(gfxContext *aContext, uint32_t aGlyphId, DrawMode aDrawMode);
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bool Init(const gfxFontEntry *aFont,
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const FallibleTArray<uint8_t> &aCmapTable);
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~gfxSVGGlyphs() {
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mViewer->Destroy();
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}
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private:
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gfxSVGGlyphs() {
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}
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static nsresult ParseDocument(uint8_t *aBuffer, uint32_t aBufLen,
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nsIDocument **aResult);
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void FindGlyphElements(Element *aElement, const gfxFontEntry *aFontEntry,
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const FallibleTArray<uint8_t> &aCmapTable);
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void InsertGlyphId(Element *aGlyphElement);
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void InsertGlyphChar(Element *aGlyphElement, const gfxFontEntry *aFontEntry,
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const FallibleTArray<uint8_t> &aCmapTable);
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nsCOMPtr<nsIDocument> mDocument;
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nsCOMPtr<nsIContentViewer> mViewer;
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nsCOMPtr<nsIPresShell> mPresShell;
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nsBaseHashtable<nsUint32HashKey, Element*, Element*> mGlyphIdMap;
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};
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#endif
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