2008-04-19 08:02:52 -07:00
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/* -*- 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 Foundation 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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* Masayuki Nakano <masayuki@d-toybox.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 <QPixmap>
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#include <QX11Info>
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#include <QApplication>
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2010-03-10 06:36:47 -08:00
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#include <QDesktopWidget>
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2010-05-11 10:31:56 -07:00
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#include <QPaintEngine>
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2008-04-19 08:02:52 -07:00
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#include "gfxQtPlatform.h"
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#include "gfxFontconfigUtils.h"
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#include "cairo.h"
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#include "gfxImageSurface.h"
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#include "gfxQPainterSurface.h"
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2010-03-06 05:29:55 -08:00
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#ifdef MOZ_PANGO
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#include "gfxPangoFonts.h"
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#include "gfxContext.h"
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#include "gfxUserFontSet.h"
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#else
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2008-08-28 04:05:53 -07:00
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#include "gfxFT2Fonts.h"
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2010-03-06 05:29:55 -08:00
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#endif
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2008-04-19 08:02:52 -07:00
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#include "nsUnicharUtils.h"
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#include <fontconfig/fontconfig.h>
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#include "nsMathUtils.h"
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2009-01-18 12:14:14 -08:00
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#include "nsTArray.h"
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2010-02-19 19:46:54 -08:00
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#ifdef MOZ_X11
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#include "gfxXlibSurface.h"
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#endif
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2008-04-19 08:02:52 -07:00
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2009-04-07 09:02:11 -07:00
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#include "qcms.h"
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2008-04-19 08:02:52 -07:00
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2010-03-06 05:29:55 -08:00
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#ifndef MOZ_PANGO
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2008-04-19 08:02:52 -07:00
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#include <ft2build.h>
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#include FT_FREETYPE_H
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2010-03-06 05:29:55 -08:00
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#endif
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2008-04-19 08:02:52 -07:00
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2010-02-19 19:46:54 -08:00
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#include "nsIPrefBranch.h"
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#include "nsIPrefService.h"
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2010-10-26 21:56:31 -07:00
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#define DEFAULT_RENDER_MODE RENDER_DIRECT
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2010-02-19 19:46:54 -08:00
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2010-05-11 10:31:56 -07:00
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static QPaintEngine::Type sDefaultQtPaintEngineType = QPaintEngine::X11;
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2008-04-19 08:02:52 -07:00
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gfxFontconfigUtils *gfxQtPlatform::sFontconfigUtils = nsnull;
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static cairo_user_data_key_t cairo_qt_pixmap_key;
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static void do_qt_pixmap_unref (void *data)
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{
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QPixmap *pmap = (QPixmap*)data;
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delete pmap;
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}
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2010-03-06 05:29:55 -08:00
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#ifndef MOZ_PANGO
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2008-04-19 08:02:52 -07:00
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typedef nsDataHashtable<nsStringHashKey, nsRefPtr<FontFamily> > FontTable;
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2009-09-09 08:35:08 -07:00
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typedef nsDataHashtable<nsCStringHashKey, nsTArray<nsRefPtr<FontEntry> > > PrefFontTable;
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2008-04-19 08:02:52 -07:00
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static FontTable *gPlatformFonts = NULL;
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2008-04-20 04:34:04 -07:00
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static FontTable *gPlatformFontAliases = NULL;
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2009-09-09 08:35:08 -07:00
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static PrefFontTable *gPrefFonts = NULL;
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static gfxSparseBitSet *gCodepointsWithNoFonts = NULL;
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2008-04-19 08:02:52 -07:00
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static FT_Library gPlatformFTLibrary = NULL;
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2010-03-06 05:29:55 -08:00
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#endif
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2008-04-19 08:02:52 -07:00
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gfxQtPlatform::gfxQtPlatform()
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{
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2010-01-11 12:31:43 -08:00
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mPrefFonts.Init(50);
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2008-04-19 08:02:52 -07:00
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if (!sFontconfigUtils)
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sFontconfigUtils = gfxFontconfigUtils::GetFontconfigUtils();
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2010-03-06 05:29:55 -08:00
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#ifdef MOZ_PANGO
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g_type_init();
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#else
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2008-04-19 08:02:52 -07:00
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FT_Init_FreeType(&gPlatformFTLibrary);
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gPlatformFonts = new FontTable();
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gPlatformFonts->Init(100);
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2008-04-20 04:34:04 -07:00
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gPlatformFontAliases = new FontTable();
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gPlatformFontAliases->Init(100);
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2009-09-09 08:35:08 -07:00
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gPrefFonts = new PrefFontTable();
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gPrefFonts->Init(100);
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gCodepointsWithNoFonts = new gfxSparseBitSet();
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2008-04-19 08:02:52 -07:00
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UpdateFontList();
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2010-03-06 05:29:55 -08:00
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#endif
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2010-02-19 19:46:54 -08:00
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nsresult rv;
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PRInt32 ival;
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// 0 - default gfxQPainterSurface
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2010-04-13 16:11:23 -07:00
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// 1 - gfxImageSurface
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2010-02-19 19:46:54 -08:00
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nsCOMPtr<nsIPrefBranch> prefs = do_GetService(NS_PREFSERVICE_CONTRACTID, &rv);
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if (prefs) {
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rv = prefs->GetIntPref("mozilla.widget-qt.render-mode", &ival);
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if (NS_FAILED(rv))
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ival = DEFAULT_RENDER_MODE;
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}
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const char *envTypeOverride = getenv("MOZ_QT_RENDER_TYPE");
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if (envTypeOverride)
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ival = atoi(envTypeOverride);
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switch (ival) {
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case 0:
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mRenderMode = RENDER_QPAINTER;
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break;
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case 1:
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2010-05-11 10:31:56 -07:00
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mRenderMode = RENDER_BUFFERED;
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2010-02-19 19:46:54 -08:00
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break;
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2010-10-26 21:56:31 -07:00
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case 2:
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mRenderMode = RENDER_DIRECT;
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break;
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2010-02-19 19:46:54 -08:00
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default:
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mRenderMode = RENDER_QPAINTER;
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}
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2010-05-11 10:31:56 -07:00
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// Qt doesn't provide a public API to detect the graphicssystem type. We hack
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// around this by checking what type of graphicssystem a test QPixmap uses.
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QPixmap pixmap(1, 1);
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sDefaultQtPaintEngineType = pixmap.paintEngine()->type();
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2008-04-19 08:02:52 -07:00
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}
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gfxQtPlatform::~gfxQtPlatform()
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{
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gfxFontconfigUtils::Shutdown();
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sFontconfigUtils = nsnull;
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2010-03-06 05:29:55 -08:00
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#ifdef MOZ_PANGO
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gfxPangoFontGroup::Shutdown();
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#else
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2008-04-19 08:02:52 -07:00
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delete gPlatformFonts;
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gPlatformFonts = NULL;
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2008-04-20 04:34:04 -07:00
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delete gPlatformFontAliases;
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gPlatformFontAliases = NULL;
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2009-09-09 08:35:08 -07:00
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delete gPrefFonts;
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gPrefFonts = NULL;
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delete gCodepointsWithNoFonts;
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gCodepointsWithNoFonts = NULL;
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2008-04-19 08:02:52 -07:00
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cairo_debug_reset_static_data();
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FT_Done_FreeType(gPlatformFTLibrary);
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gPlatformFTLibrary = NULL;
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2010-03-06 05:29:55 -08:00
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#endif
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2008-04-19 08:02:52 -07:00
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#if 0
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// It would be nice to do this (although it might need to be after
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// the cairo shutdown that happens in ~gfxPlatform). It even looks
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// idempotent. But it has fatal assertions that fire if stuff is
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// leaked, and we hit them.
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FcFini();
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#endif
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}
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already_AddRefed<gfxASurface>
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gfxQtPlatform::CreateOffscreenSurface(const gfxIntSize& size,
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2010-09-16 14:34:53 -07:00
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gfxASurface::gfxContentType contentType)
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2008-04-19 08:02:52 -07:00
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{
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2010-02-19 19:46:54 -08:00
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nsRefPtr<gfxASurface> newSurface = nsnull;
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2010-06-11 02:33:22 -07:00
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// try to optimize it for 16bpp screen
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2010-09-16 14:34:53 -07:00
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gfxASurface::gfxImageFormat imageFormat = gfxASurface::FormatFromContent(contentType);
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2010-12-15 10:17:26 -08:00
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if (gfxASurface::CONTENT_COLOR == contentType) {
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imageFormat = GetOffscreenFormat();
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}
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2010-06-11 02:33:22 -07:00
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2010-10-04 23:15:57 -07:00
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#ifdef CAIRO_HAS_QT_SURFACE
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2010-02-19 19:46:54 -08:00
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if (mRenderMode == RENDER_QPAINTER) {
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2010-09-16 14:34:53 -07:00
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newSurface = new gfxQPainterSurface(size, imageFormat);
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2010-02-19 19:46:54 -08:00
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return newSurface.forget();
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}
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2010-10-04 23:15:57 -07:00
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#endif
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2010-02-19 19:46:54 -08:00
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2010-10-26 21:56:31 -07:00
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if ((mRenderMode == RENDER_BUFFERED || mRenderMode == RENDER_DIRECT) &&
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2010-05-11 10:31:56 -07:00
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sDefaultQtPaintEngineType != QPaintEngine::X11) {
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2010-02-19 19:46:54 -08:00
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newSurface = new gfxImageSurface(size, imageFormat);
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return newSurface.forget();
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}
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#ifdef MOZ_X11
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XRenderPictFormat* xrenderFormat =
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2010-06-11 02:33:22 -07:00
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gfxXlibSurface::FindRenderFormat(QX11Info().display(), imageFormat);
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2010-02-19 19:46:54 -08:00
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2010-07-01 20:55:24 -07:00
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Screen* screen = ScreenOfDisplay(QX11Info().display(), QX11Info().screen());
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newSurface = gfxXlibSurface::Create(screen, xrenderFormat, size);
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2010-02-19 19:46:54 -08:00
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#endif
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if (newSurface) {
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gfxContext ctx(newSurface);
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ctx.SetOperator(gfxContext::OPERATOR_CLEAR);
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ctx.Paint();
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}
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2008-04-19 08:02:52 -07:00
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return newSurface.forget();
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}
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nsresult
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2010-02-24 09:57:57 -08:00
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gfxQtPlatform::GetFontList(nsIAtom *aLangGroup,
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const nsACString& aGenericFamily,
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nsTArray<nsString>& aListOfFonts)
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2008-04-19 08:02:52 -07:00
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{
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return sFontconfigUtils->GetFontList(aLangGroup, aGenericFamily,
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aListOfFonts);
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}
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nsresult
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gfxQtPlatform::UpdateFontList()
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{
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2010-03-06 05:29:55 -08:00
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#ifndef MOZ_PANGO
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2008-04-19 08:02:52 -07:00
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FcPattern *pat = NULL;
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FcObjectSet *os = NULL;
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FcFontSet *fs = NULL;
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pat = FcPatternCreate();
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os = FcObjectSetBuild(FC_FAMILY, FC_FILE, FC_INDEX, FC_WEIGHT, FC_SLANT, FC_WIDTH, NULL);
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fs = FcFontList(NULL, pat, os);
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for (int i = 0; i < fs->nfont; i++) {
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char *str;
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if (FcPatternGetString(fs->fonts[i], FC_FAMILY, 0, (FcChar8 **) &str) != FcResultMatch)
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continue;
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nsAutoString name(NS_ConvertUTF8toUTF16(nsDependentCString(str)).get());
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nsAutoString key(name);
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ToLowerCase(key);
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nsRefPtr<FontFamily> ff;
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if (!gPlatformFonts->Get(key, &ff)) {
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ff = new FontFamily(name);
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gPlatformFonts->Put(key, ff);
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}
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2009-08-18 01:26:24 -07:00
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FontEntry *fe = new FontEntry(ff->Name());
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ff->AddFontEntry(fe);
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2008-04-19 08:02:52 -07:00
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if (FcPatternGetString(fs->fonts[i], FC_FILE, 0, (FcChar8 **) &str) == FcResultMatch) {
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fe->mFilename = nsDependentCString(str);
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}
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int x;
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if (FcPatternGetInteger(fs->fonts[i], FC_INDEX, 0, &x) == FcResultMatch) {
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fe->mFTFontIndex = x;
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} else {
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fe->mFTFontIndex = 0;
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}
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if (FcPatternGetInteger(fs->fonts[i], FC_WEIGHT, 0, &x) == FcResultMatch) {
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switch(x) {
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case 0:
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fe->mWeight = 100;
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break;
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case 40:
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fe->mWeight = 200;
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break;
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case 50:
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fe->mWeight = 300;
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break;
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case 75:
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case 80:
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fe->mWeight = 400;
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break;
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case 100:
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fe->mWeight = 500;
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break;
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case 180:
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fe->mWeight = 600;
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break;
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case 200:
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fe->mWeight = 700;
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break;
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case 205:
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fe->mWeight = 800;
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break;
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case 210:
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fe->mWeight = 900;
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break;
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default:
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// rough estimate
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|
|
fe->mWeight = (((x * 4) + 100) / 100) * 100;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
fe->mItalic = PR_FALSE;
|
|
|
|
if (FcPatternGetInteger(fs->fonts[i], FC_SLANT, 0, &x) == FcResultMatch) {
|
|
|
|
switch (x) {
|
|
|
|
case FC_SLANT_ITALIC:
|
|
|
|
case FC_SLANT_OBLIQUE:
|
|
|
|
fe->mItalic = PR_TRUE;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2009-12-29 01:41:57 -08:00
|
|
|
// XXX deal with font-stretch (FC_WIDTH) stuff later
|
2008-04-19 08:02:52 -07:00
|
|
|
}
|
|
|
|
|
|
|
|
if (pat)
|
|
|
|
FcPatternDestroy(pat);
|
|
|
|
if (os)
|
|
|
|
FcObjectSetDestroy(os);
|
|
|
|
if (fs)
|
|
|
|
FcFontSetDestroy(fs);
|
2010-03-06 05:29:55 -08:00
|
|
|
#endif
|
2008-04-19 08:02:52 -07:00
|
|
|
|
|
|
|
return sFontconfigUtils->UpdateFontList();
|
|
|
|
}
|
|
|
|
|
|
|
|
nsresult
|
|
|
|
gfxQtPlatform::ResolveFontName(const nsAString& aFontName,
|
|
|
|
FontResolverCallback aCallback,
|
|
|
|
void *aClosure,
|
|
|
|
PRBool& aAborted)
|
|
|
|
{
|
2010-03-06 05:29:55 -08:00
|
|
|
#ifdef MOZ_PANGO
|
|
|
|
return sFontconfigUtils->ResolveFontName(aFontName, aCallback,
|
|
|
|
aClosure, aAborted);
|
|
|
|
#else
|
2008-04-20 04:34:04 -07:00
|
|
|
nsAutoString name(aFontName);
|
|
|
|
ToLowerCase(name);
|
|
|
|
|
|
|
|
nsRefPtr<FontFamily> ff;
|
|
|
|
if (gPlatformFonts->Get(name, &ff) ||
|
|
|
|
gPlatformFontAliases->Get(name, &ff)) {
|
2008-08-09 06:43:08 -07:00
|
|
|
aAborted = !(*aCallback)(ff->Name(), aClosure);
|
2008-04-20 04:34:04 -07:00
|
|
|
return NS_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
nsCAutoString utf8Name = NS_ConvertUTF16toUTF8(aFontName);
|
|
|
|
|
|
|
|
FcPattern *npat = FcPatternCreate();
|
|
|
|
FcPatternAddString(npat, FC_FAMILY, (FcChar8*)utf8Name.get());
|
|
|
|
FcObjectSet *nos = FcObjectSetBuild(FC_FAMILY, NULL);
|
|
|
|
FcFontSet *nfs = FcFontList(NULL, npat, nos);
|
|
|
|
|
|
|
|
for (int k = 0; k < nfs->nfont; k++) {
|
|
|
|
FcChar8 *str;
|
|
|
|
if (FcPatternGetString(nfs->fonts[k], FC_FAMILY, 0, (FcChar8 **) &str) != FcResultMatch)
|
|
|
|
continue;
|
|
|
|
nsAutoString altName = NS_ConvertUTF8toUTF16(nsDependentCString(reinterpret_cast<char*>(str)));
|
|
|
|
ToLowerCase(altName);
|
|
|
|
if (gPlatformFonts->Get(altName, &ff)) {
|
|
|
|
gPlatformFontAliases->Put(name, ff);
|
|
|
|
aAborted = !(*aCallback)(NS_ConvertUTF8toUTF16(nsDependentCString(reinterpret_cast<char*>(str))), aClosure);
|
|
|
|
goto DONE;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
FcPatternDestroy(npat);
|
|
|
|
FcObjectSetDestroy(nos);
|
|
|
|
FcFontSetDestroy(nfs);
|
|
|
|
|
|
|
|
{
|
|
|
|
npat = FcPatternCreate();
|
|
|
|
FcPatternAddString(npat, FC_FAMILY, (FcChar8*)utf8Name.get());
|
|
|
|
FcPatternDel(npat, FC_LANG);
|
|
|
|
FcConfigSubstitute(NULL, npat, FcMatchPattern);
|
|
|
|
FcDefaultSubstitute(npat);
|
|
|
|
|
|
|
|
nos = FcObjectSetBuild(FC_FAMILY, NULL);
|
|
|
|
nfs = FcFontList(NULL, npat, nos);
|
|
|
|
|
|
|
|
FcResult fresult;
|
|
|
|
|
|
|
|
FcPattern *match = FcFontMatch(NULL, npat, &fresult);
|
|
|
|
if (match)
|
|
|
|
FcFontSetAdd(nfs, match);
|
|
|
|
|
|
|
|
for (int k = 0; k < nfs->nfont; k++) {
|
|
|
|
FcChar8 *str;
|
|
|
|
if (FcPatternGetString(nfs->fonts[k], FC_FAMILY, 0, (FcChar8 **) &str) != FcResultMatch)
|
|
|
|
continue;
|
|
|
|
nsAutoString altName = NS_ConvertUTF8toUTF16(nsDependentCString(reinterpret_cast<char*>(str)));
|
|
|
|
ToLowerCase(altName);
|
|
|
|
if (gPlatformFonts->Get(altName, &ff)) {
|
|
|
|
gPlatformFontAliases->Put(name, ff);
|
|
|
|
aAborted = !(*aCallback)(NS_ConvertUTF8toUTF16(nsDependentCString(reinterpret_cast<char*>(str))), aClosure);
|
|
|
|
goto DONE;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
DONE:
|
|
|
|
FcPatternDestroy(npat);
|
|
|
|
FcObjectSetDestroy(nos);
|
|
|
|
FcFontSetDestroy(nfs);
|
|
|
|
|
|
|
|
return NS_OK;
|
2010-03-06 05:29:55 -08:00
|
|
|
#endif
|
2008-04-19 08:02:52 -07:00
|
|
|
}
|
|
|
|
|
|
|
|
nsresult
|
|
|
|
gfxQtPlatform::GetStandardFamilyName(const nsAString& aFontName, nsAString& aFamilyName)
|
|
|
|
{
|
|
|
|
return sFontconfigUtils->GetStandardFamilyName(aFontName, aFamilyName);
|
|
|
|
}
|
|
|
|
|
|
|
|
gfxFontGroup *
|
|
|
|
gfxQtPlatform::CreateFontGroup(const nsAString &aFamilies,
|
2008-10-08 07:06:09 -07:00
|
|
|
const gfxFontStyle *aStyle,
|
|
|
|
gfxUserFontSet* aUserFontSet)
|
2008-04-19 08:02:52 -07:00
|
|
|
{
|
2010-03-06 05:29:55 -08:00
|
|
|
#ifdef MOZ_PANGO
|
|
|
|
return new gfxPangoFontGroup(aFamilies, aStyle, aUserFontSet);
|
|
|
|
#else
|
2008-08-28 04:05:53 -07:00
|
|
|
return new gfxFT2FontGroup(aFamilies, aStyle);
|
2010-03-06 05:29:55 -08:00
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef MOZ_PANGO
|
|
|
|
gfxFontEntry*
|
|
|
|
gfxQtPlatform::LookupLocalFont(const gfxProxyFontEntry *aProxyEntry,
|
|
|
|
const nsAString& aFontName)
|
|
|
|
{
|
|
|
|
return gfxPangoFontGroup::NewFontEntry(*aProxyEntry, aFontName);
|
2008-04-19 08:02:52 -07:00
|
|
|
}
|
|
|
|
|
2010-03-06 05:29:55 -08:00
|
|
|
gfxFontEntry*
|
|
|
|
gfxQtPlatform::MakePlatformFont(const gfxProxyFontEntry *aProxyEntry,
|
|
|
|
const PRUint8 *aFontData, PRUint32 aLength)
|
|
|
|
{
|
|
|
|
// passing ownership of the font data to the new font entry
|
|
|
|
return gfxPangoFontGroup::NewFontEntry(*aProxyEntry,
|
|
|
|
aFontData, aLength);
|
|
|
|
}
|
|
|
|
|
|
|
|
PRBool
|
|
|
|
gfxQtPlatform::IsFontFormatSupported(nsIURI *aFontURI, PRUint32 aFormatFlags)
|
|
|
|
{
|
|
|
|
// check for strange format flags
|
|
|
|
NS_ASSERTION(!(aFormatFlags & gfxUserFontSet::FLAG_FORMAT_NOT_USED),
|
|
|
|
"strange font format hint set");
|
|
|
|
|
|
|
|
// accept supported formats
|
|
|
|
// Pango doesn't apply features from AAT TrueType extensions.
|
|
|
|
// Assume that if this is the only SFNT format specified,
|
|
|
|
// then AAT extensions are required for complex script support.
|
|
|
|
if (aFormatFlags & (gfxUserFontSet::FLAG_FORMAT_WOFF |
|
|
|
|
gfxUserFontSet::FLAG_FORMAT_OPENTYPE |
|
|
|
|
gfxUserFontSet::FLAG_FORMAT_TRUETYPE)) {
|
|
|
|
return PR_TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
// reject all other formats, known and unknown
|
|
|
|
if (aFormatFlags != 0) {
|
|
|
|
return PR_FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
// no format hint set, need to look at data
|
|
|
|
return PR_TRUE;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
2009-04-07 09:02:11 -07:00
|
|
|
qcms_profile*
|
2008-04-19 08:02:52 -07:00
|
|
|
gfxQtPlatform::GetPlatformCMSOutputProfile()
|
|
|
|
{
|
|
|
|
return nsnull;
|
|
|
|
}
|
|
|
|
|
2010-03-06 05:29:55 -08:00
|
|
|
#ifndef MOZ_PANGO
|
2008-04-19 08:02:52 -07:00
|
|
|
FT_Library
|
|
|
|
gfxQtPlatform::GetFTLibrary()
|
|
|
|
{
|
|
|
|
return gPlatformFTLibrary;
|
|
|
|
}
|
|
|
|
|
|
|
|
FontFamily *
|
|
|
|
gfxQtPlatform::FindFontFamily(const nsAString& aName)
|
|
|
|
{
|
|
|
|
nsAutoString name(aName);
|
|
|
|
ToLowerCase(name);
|
|
|
|
|
|
|
|
nsRefPtr<FontFamily> ff;
|
|
|
|
if (!gPlatformFonts->Get(name, &ff)) {
|
|
|
|
return nsnull;
|
|
|
|
}
|
|
|
|
return ff.get();
|
|
|
|
}
|
|
|
|
|
|
|
|
FontEntry *
|
|
|
|
gfxQtPlatform::FindFontEntry(const nsAString& aName, const gfxFontStyle& aFontStyle)
|
|
|
|
{
|
|
|
|
nsRefPtr<FontFamily> ff = FindFontFamily(aName);
|
|
|
|
if (!ff)
|
|
|
|
return nsnull;
|
|
|
|
|
|
|
|
return ff->FindFontEntry(aFontStyle);
|
|
|
|
}
|
2009-09-09 08:35:08 -07:00
|
|
|
|
|
|
|
static PLDHashOperator
|
|
|
|
FindFontForCharProc(nsStringHashKey::KeyType aKey,
|
|
|
|
nsRefPtr<FontFamily>& aFontFamily,
|
|
|
|
void* aUserArg)
|
|
|
|
{
|
|
|
|
FontSearch *data = (FontSearch*)aUserArg;
|
|
|
|
aFontFamily->FindFontForChar(data);
|
|
|
|
return PL_DHASH_NEXT;
|
|
|
|
}
|
|
|
|
|
|
|
|
already_AddRefed<gfxFont>
|
|
|
|
gfxQtPlatform::FindFontForChar(PRUint32 aCh, gfxFont *aFont)
|
|
|
|
{
|
|
|
|
if (!gPlatformFonts || !gCodepointsWithNoFonts)
|
|
|
|
return nsnull;
|
|
|
|
|
|
|
|
// is codepoint with no matching font? return null immediately
|
|
|
|
if (gCodepointsWithNoFonts->test(aCh)) {
|
|
|
|
return nsnull;
|
|
|
|
}
|
|
|
|
|
|
|
|
FontSearch data(aCh, aFont);
|
|
|
|
|
|
|
|
// find fonts that support the character
|
|
|
|
gPlatformFonts->Enumerate(FindFontForCharProc, &data);
|
|
|
|
|
|
|
|
if (data.mBestMatch) {
|
|
|
|
nsRefPtr<gfxFT2Font> font =
|
|
|
|
gfxFT2Font::GetOrMakeFont(static_cast<FontEntry*>(data.mBestMatch.get()),
|
|
|
|
aFont->GetStyle());
|
|
|
|
gfxFont* ret = font.forget().get();
|
|
|
|
return already_AddRefed<gfxFont>(ret);
|
|
|
|
}
|
|
|
|
|
|
|
|
// no match? add to set of non-matching codepoints
|
|
|
|
gCodepointsWithNoFonts->set(aCh);
|
|
|
|
|
|
|
|
return nsnull;
|
|
|
|
}
|
|
|
|
|
|
|
|
PRBool
|
2010-01-11 12:31:43 -08:00
|
|
|
gfxQtPlatform::GetPrefFontEntries(const nsCString& aKey, nsTArray<nsRefPtr<gfxFontEntry> > *array)
|
2009-09-09 08:35:08 -07:00
|
|
|
{
|
2010-01-11 12:31:43 -08:00
|
|
|
return mPrefFonts.Get(aKey, array);
|
2009-09-09 08:35:08 -07:00
|
|
|
}
|
|
|
|
|
|
|
|
void
|
2010-01-11 12:31:43 -08:00
|
|
|
gfxQtPlatform::SetPrefFontEntries(const nsCString& aKey, nsTArray<nsRefPtr<gfxFontEntry> >& array)
|
2009-09-09 08:35:08 -07:00
|
|
|
{
|
2010-01-11 12:31:43 -08:00
|
|
|
mPrefFonts.Put(aKey, array);
|
2009-09-09 08:35:08 -07:00
|
|
|
}
|
2010-08-13 02:58:01 -07:00
|
|
|
|
2010-03-06 05:29:55 -08:00
|
|
|
#endif
|
|
|
|
|
2010-08-13 02:58:01 -07:00
|
|
|
PRInt32
|
|
|
|
gfxQtPlatform::GetDPI()
|
2010-03-10 06:36:47 -08:00
|
|
|
{
|
|
|
|
QDesktopWidget* rootWindow = qApp->desktop();
|
2010-08-13 02:58:01 -07:00
|
|
|
PRInt32 dpi = rootWindow->logicalDpiY(); // y-axis DPI for fonts
|
|
|
|
return dpi <= 0 ? 96 : dpi;
|
2010-03-10 06:36:47 -08:00
|
|
|
}
|
2010-12-15 10:17:26 -08:00
|
|
|
|
|
|
|
gfxImageFormat
|
|
|
|
gfxQtPlatform::GetOffscreenFormat()
|
|
|
|
{
|
|
|
|
if (QX11Info::appDepth() == 16) {
|
|
|
|
return gfxASurface::ImageFormatRGB16_565;
|
|
|
|
}
|
|
|
|
|
|
|
|
return gfxASurface::ImageFormatRGB24;
|
|
|
|
}
|