1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/thebes/gfxTeeSurface.cpp Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,47 @@
1.4 +/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
1.5 + * This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.8 +
1.9 +#include "gfxTeeSurface.h"
1.10 +#include "nsAutoPtr.h"
1.11 +#include "nsTArray.h"
1.12 +
1.13 +#include "cairo-tee.h"
1.14 +
1.15 +gfxTeeSurface::gfxTeeSurface(cairo_surface_t *csurf)
1.16 +{
1.17 + Init(csurf, true);
1.18 +}
1.19 +
1.20 +gfxTeeSurface::gfxTeeSurface(gfxASurface **aSurfaces, int32_t aSurfaceCount)
1.21 +{
1.22 + NS_ASSERTION(aSurfaceCount > 0, "Must have a least one surface");
1.23 + cairo_surface_t *csurf = cairo_tee_surface_create(aSurfaces[0]->CairoSurface());
1.24 + Init(csurf, false);
1.25 +
1.26 + for (int32_t i = 1; i < aSurfaceCount; ++i) {
1.27 + cairo_tee_surface_add(csurf, aSurfaces[i]->CairoSurface());
1.28 + }
1.29 +}
1.30 +
1.31 +const gfxIntSize
1.32 +gfxTeeSurface::GetSize() const
1.33 +{
1.34 + nsRefPtr<gfxASurface> master = Wrap(cairo_tee_surface_index(mSurface, 0));
1.35 + return master->GetSize();
1.36 +}
1.37 +
1.38 +void
1.39 +gfxTeeSurface::GetSurfaces(nsTArray<nsRefPtr<gfxASurface> >* aSurfaces)
1.40 +{
1.41 + for (int32_t i = 0; ; ++i) {
1.42 + cairo_surface_t *csurf = cairo_tee_surface_index(mSurface, i);
1.43 + if (cairo_surface_status(csurf))
1.44 + break;
1.45 + nsRefPtr<gfxASurface> *elem = aSurfaces->AppendElement();
1.46 + if (!elem)
1.47 + return;
1.48 + *elem = Wrap(csurf);
1.49 + }
1.50 +}
