1 : /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
2 : * ***** BEGIN LICENSE BLOCK *****
3 : * Version: MPL 1.1/GPL 2.0/LGPL 2.1
4 : *
5 : * The contents of this file are subject to the Mozilla Public License Version
6 : * 1.1 (the "License"); you may not use this file except in compliance with
7 : * the License. You may obtain a copy of the License at
8 : * http://www.mozilla.org/MPL/
9 : *
10 : * Software distributed under the License is distributed on an "AS IS" basis,
11 : * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12 : * for the specific language governing rights and limitations under the
13 : * License.
14 : *
15 : * The Original Code is Thebes code.
16 : *
17 : * The Initial Developer of the Original Code is Mozilla Foundation
18 : * Portions created by the Initial Developer are Copyright (C) 2010
19 : * the Initial Developer. All Rights Reserved.
20 : *
21 : * Contributor(s):
22 : * Robert O'Callahan <robert@ocallahan.org>
23 : *
24 : * Alternatively, the contents of this file may be used under the terms of
25 : * either the GNU General Public License Version 2 or later (the "GPL"), or
26 : * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
27 : * in which case the provisions of the GPL or the LGPL are applicable instead
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31 : * decision by deleting the provisions above and replace them with the notice
32 : * and other provisions required by the GPL or the LGPL. If you do not delete
33 : * the provisions above, a recipient may use your version of this file under
34 : * the terms of any one of the MPL, the GPL or the LGPL.
35 : *
36 : * ***** END LICENSE BLOCK ***** */
37 :
38 : #include "gfxTeeSurface.h"
39 :
40 : #include "cairo-tee.h"
41 :
42 0 : gfxTeeSurface::gfxTeeSurface(cairo_surface_t *csurf)
43 : {
44 0 : Init(csurf, true);
45 0 : }
46 :
47 0 : gfxTeeSurface::gfxTeeSurface(gfxASurface **aSurfaces, PRInt32 aSurfaceCount)
48 : {
49 0 : NS_ASSERTION(aSurfaceCount > 0, "Must have a least one surface");
50 0 : cairo_surface_t *csurf = cairo_tee_surface_create(aSurfaces[0]->CairoSurface());
51 0 : Init(csurf, false);
52 :
53 0 : for (PRInt32 i = 1; i < aSurfaceCount; ++i) {
54 0 : cairo_tee_surface_add(csurf, aSurfaces[i]->CairoSurface());
55 : }
56 0 : }
57 :
58 : const gfxIntSize
59 0 : gfxTeeSurface::GetSize() const
60 : {
61 0 : nsRefPtr<gfxASurface> master = Wrap(cairo_tee_surface_index(mSurface, 0));
62 0 : return master->GetSize();
63 : }
64 :
65 : void
66 0 : gfxTeeSurface::GetSurfaces(nsTArray<nsRefPtr<gfxASurface> >* aSurfaces)
67 : {
68 0 : for (PRInt32 i = 0; ; ++i) {
69 0 : cairo_surface_t *csurf = cairo_tee_surface_index(mSurface, i);
70 0 : if (cairo_surface_status(csurf))
71 0 : break;
72 0 : nsRefPtr<gfxASurface> *elem = aSurfaces->AppendElement();
73 0 : if (!elem)
74 0 : return;
75 0 : *elem = Wrap(csurf);
76 : }
77 : }
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