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126 lines
4.0 KiB
C++
126 lines
4.0 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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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 Oracle Corporation code.
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*
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* The Initial Developer of the Original Code is Oracle Corporation.
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* Portions created by the Initial Developer are Copyright (C) 2005
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Stuart Parmenter <stuart@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_PATTERN_H
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#define GFX_PATTERN_H
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#include "gfxTypes.h"
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#include "gfxColor.h"
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#include "gfxMatrix.h"
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#include "nsISupportsImpl.h"
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#include "nsAutoPtr.h"
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class gfxContext;
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class gfxASurface;
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typedef struct _cairo_pattern cairo_pattern_t;
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class THEBES_API gfxPattern {
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NS_INLINE_DECL_REFCOUNTING(gfxPattern)
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public:
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gfxPattern(cairo_pattern_t *aPattern);
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gfxPattern(const gfxRGBA& aColor);
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gfxPattern(gfxASurface *surface); // from another surface
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// linear
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gfxPattern(gfxFloat x0, gfxFloat y0, gfxFloat x1, gfxFloat y1); // linear
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gfxPattern(gfxFloat cx0, gfxFloat cy0, gfxFloat radius0,
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gfxFloat cx1, gfxFloat cy1, gfxFloat radius1); // radial
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virtual ~gfxPattern();
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cairo_pattern_t *CairoPattern();
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void AddColorStop(gfxFloat offset, const gfxRGBA& c);
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void SetMatrix(const gfxMatrix& matrix);
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gfxMatrix GetMatrix() const;
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enum GraphicsExtend {
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EXTEND_NONE,
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EXTEND_REPEAT,
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EXTEND_REFLECT,
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EXTEND_PAD,
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// Our own private flag for setting either NONE or PAD,
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// depending on what the platform does for NONE. This is only
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// relevant for surface patterns; for all other patterns, it
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// behaves identical to PAD. On MacOS X, this becomes "NONE",
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// because Quartz does the thing that we want at image edges;
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// similarily on the win32 printing surface, since
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// everything's done with GDI there. On other platforms, it
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// usually becomes PAD.
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EXTEND_PAD_EDGE = 1000
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};
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// none, repeat, reflect
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void SetExtend(GraphicsExtend extend);
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GraphicsExtend Extend() const;
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enum GraphicsPatternType {
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PATTERN_SOLID,
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PATTERN_SURFACE,
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PATTERN_LINEAR,
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PATTERN_RADIAL
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};
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GraphicsPatternType GetType() const;
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int CairoStatus();
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enum GraphicsFilter {
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FILTER_FAST,
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FILTER_GOOD,
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FILTER_BEST,
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FILTER_NEAREST,
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FILTER_BILINEAR,
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FILTER_GAUSSIAN
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};
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void SetFilter(GraphicsFilter filter);
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GraphicsFilter Filter() const;
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/* returns TRUE if it succeeded */
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bool GetSolidColor(gfxRGBA& aColor);
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already_AddRefed<gfxASurface> GetSurface();
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protected:
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cairo_pattern_t *mPattern;
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};
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#endif /* GFX_PATTERN_H */
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