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114 lines
4.0 KiB
C++
114 lines
4.0 KiB
C++
/* ***** 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 Fennec Electrolysis.
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*
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* The Initial Developer of the Original Code is
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* The Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2009
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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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 "mozilla/ipc/DocumentRendererChild.h"
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#include "base/basictypes.h"
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#include "gfxImageSurface.h"
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#include "gfxPattern.h"
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#include "nsPIDOMWindow.h"
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#include "nsIDOMWindow.h"
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#include "nsIDOMDocument.h"
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#include "nsIDocShellTreeNode.h"
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#include "nsIDocShellTreeItem.h"
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#include "nsIDocument.h"
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#include "nsIInterfaceRequestorUtils.h"
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#include "nsComponentManagerUtils.h"
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#include "nsCSSParser.h"
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#include "nsPresContext.h"
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#include "nsCOMPtr.h"
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#include "nsColor.h"
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#include "gfxContext.h"
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#include "nsLayoutUtils.h"
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#include "nsContentUtils.h"
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using namespace mozilla::ipc;
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DocumentRendererChild::DocumentRendererChild()
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{}
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DocumentRendererChild::~DocumentRendererChild()
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{}
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bool
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DocumentRendererChild::RenderDocument(nsIDOMWindow *window,
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const nsRect& documentRect,
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const gfxMatrix& transform,
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const nsString& bgcolor,
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PRUint32 renderFlags,
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bool flushLayout,
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const nsIntSize& renderSize,
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nsCString& data)
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{
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if (flushLayout)
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nsContentUtils::FlushLayoutForTree(window);
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nsCOMPtr<nsPresContext> presContext;
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nsCOMPtr<nsPIDOMWindow> win = do_QueryInterface(window);
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if (win) {
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nsIDocShell* docshell = win->GetDocShell();
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if (docshell) {
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docshell->GetPresContext(getter_AddRefs(presContext));
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}
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}
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if (!presContext)
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return false;
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nscolor bgColor;
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nsCSSParser parser;
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nsresult rv = parser.ParseColorString(bgcolor, nsnull, 0, &bgColor);
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if (NS_FAILED(rv))
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return false;
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nsIPresShell* presShell = presContext->PresShell();
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// Draw directly into the output array.
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data.SetLength(renderSize.width * renderSize.height * 4);
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nsRefPtr<gfxImageSurface> surf =
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new gfxImageSurface(reinterpret_cast<uint8*>(data.BeginWriting()),
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gfxIntSize(renderSize.width, renderSize.height),
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4 * renderSize.width,
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gfxASurface::ImageFormatARGB32);
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nsRefPtr<gfxContext> ctx = new gfxContext(surf);
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ctx->SetMatrix(transform);
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presShell->RenderDocument(documentRect, renderFlags, bgColor, ctx);
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return true;
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}
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