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78 lines
2.8 KiB
C++
78 lines
2.8 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 Thebes code.
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*
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* The Initial Developer of the Original Code is Mozilla Foundation
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* Portions created by the Initial Developer are Copyright (C) 2010
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Robert O'Callahan <robert@ocallahan.org>
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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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#include "gfxTeeSurface.h"
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#include "cairo-tee.h"
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gfxTeeSurface::gfxTeeSurface(cairo_surface_t *csurf)
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{
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Init(csurf, true);
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}
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gfxTeeSurface::gfxTeeSurface(gfxASurface **aSurfaces, PRInt32 aSurfaceCount)
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{
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NS_ASSERTION(aSurfaceCount > 0, "Must have a least one surface");
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cairo_surface_t *csurf = cairo_tee_surface_create(aSurfaces[0]->CairoSurface());
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Init(csurf, false);
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for (PRInt32 i = 1; i < aSurfaceCount; ++i) {
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cairo_tee_surface_add(csurf, aSurfaces[i]->CairoSurface());
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}
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}
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const gfxIntSize
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gfxTeeSurface::GetSize() const
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{
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nsRefPtr<gfxASurface> master = Wrap(cairo_tee_surface_index(mSurface, 0));
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return master->GetSize();
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}
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void
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gfxTeeSurface::GetSurfaces(nsTArray<nsRefPtr<gfxASurface> >* aSurfaces)
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{
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for (PRInt32 i = 0; ; ++i) {
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cairo_surface_t *csurf = cairo_tee_surface_index(mSurface, i);
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if (cairo_surface_status(csurf))
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break;
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nsRefPtr<gfxASurface> *elem = aSurfaces->AppendElement();
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if (!elem)
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return;
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*elem = Wrap(csurf);
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}
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}
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