зеркало из https://github.com/mozilla/gecko-dev.git
124 строки
4.1 KiB
C++
124 строки
4.1 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 Mozilla Corporation 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) 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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* Vladimir Vukicevic <vladimir@pobox.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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#include "gfxQuartzSurface.h"
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#include "gfxContext.h"
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#include "cairo-quartz.h"
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gfxQuartzSurface::gfxQuartzSurface(const gfxSize& size, gfxImageFormat format,
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PRBool aForPrinting)
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: mCGContext(NULL), mSize(size), mForPrinting(aForPrinting)
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{
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unsigned int width = (unsigned int) floor(size.width);
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unsigned int height = (unsigned int) floor(size.height);
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if (!CheckSurfaceSize(gfxIntSize(width, height)))
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return;
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cairo_surface_t *surf = cairo_quartz_surface_create
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((cairo_format_t) format, width, height);
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mCGContext = cairo_quartz_surface_get_cg_context (surf);
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CGContextRetain(mCGContext);
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Init(surf);
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}
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gfxQuartzSurface::gfxQuartzSurface(CGContextRef context,
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const gfxSize& size,
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PRBool aForPrinting)
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: mCGContext(context), mSize(size), mForPrinting(aForPrinting)
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{
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unsigned int width = (unsigned int) floor(size.width);
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unsigned int height = (unsigned int) floor(size.height);
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cairo_surface_t *surf =
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cairo_quartz_surface_create_for_cg_context(context,
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width, height);
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CGContextRetain(mCGContext);
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Init(surf);
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}
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gfxQuartzSurface::gfxQuartzSurface(cairo_surface_t *csurf,
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PRBool aForPrinting) :
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mSize(-1.0, -1.0), mForPrinting(aForPrinting)
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{
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mCGContext = cairo_quartz_surface_get_cg_context (csurf);
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CGContextRetain (mCGContext);
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Init(csurf, PR_TRUE);
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}
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already_AddRefed<gfxASurface>
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gfxQuartzSurface::CreateSimilarSurface(gfxContentType aType,
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const gfxIntSize& aSize)
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{
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cairo_surface_t *surface =
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cairo_quartz_surface_create_cg_layer(mSurface, aSize.width, aSize.height);
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if (cairo_surface_status(surface)) {
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cairo_surface_destroy(surface);
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return nsnull;
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}
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nsRefPtr<gfxASurface> result = Wrap(surface);
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cairo_surface_destroy(surface);
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return result.forget();
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}
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CGContextRef
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gfxQuartzSurface::GetCGContextWithClip(gfxContext *ctx)
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{
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return cairo_quartz_get_cg_context_with_clip(ctx->GetCairo());
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}
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PRInt32 gfxQuartzSurface::GetDefaultContextFlags() const
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{
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if (mForPrinting)
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return gfxContext::FLAG_DISABLE_SNAPPING;
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return 0;
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}
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gfxQuartzSurface::~gfxQuartzSurface()
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{
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CGContextRelease(mCGContext);
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}
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