2010-02-26 09:36:07 +03:00
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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) 2010
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Bas Schouten <bschouten@mozilla.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 "gfxDWriteFontList.h"
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#include "gfxDWriteFonts.h"
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#include "nsUnicharUtils.h"
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#include "nsILocaleService.h"
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#include "gfxGDIFontList.h"
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2010-03-03 09:57:43 +03:00
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#include "nsIWindowsRegKey.h"
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2010-02-26 09:36:07 +03:00
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// font info loader constants
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static const PRUint32 kDelayBeforeLoadingFonts = 8 * 1000; // 8secs
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static const PRUint32 kIntervalBetweenLoadingFonts = 150; // 150ms
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static __inline void
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BuildKeyNameFromFontName(nsAString &aName)
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{
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if (aName.Length() >= LF_FACESIZE)
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aName.Truncate(LF_FACESIZE - 1);
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ToLowerCase(aName);
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}
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////////////////////////////////////////////////////////////////////////////////
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// gfxDWriteFontFamily
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gfxDWriteFontFamily::~gfxDWriteFontFamily()
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{
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}
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void
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gfxDWriteFontFamily::FindStyleVariations()
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{
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HRESULT hr;
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if (mHasStyles) {
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return;
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}
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mHasStyles = PR_TRUE;
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for (UINT32 i = 0; i < mDWFamily->GetFontCount(); i++) {
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nsRefPtr<IDWriteFont> font;
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hr = mDWFamily->GetFont(i, getter_AddRefs(font));
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if (FAILED(hr)) {
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// This should never happen.
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NS_WARNING("Failed to get existing font from family.");
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continue;
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}
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if (font->GetSimulations() & DWRITE_FONT_SIMULATIONS_OBLIQUE) {
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// We don't want these.
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continue;
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}
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nsRefPtr<IDWriteLocalizedStrings> names;
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hr = font->GetFaceNames(getter_AddRefs(names));
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if (FAILED(hr)) {
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continue;
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}
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BOOL exists;
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nsAutoTArray<WCHAR,32> faceName;
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UINT32 englishIdx = 0;
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hr = names->FindLocaleName(L"en-us", &englishIdx, &exists);
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if (FAILED(hr)) {
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continue;
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}
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if (!exists) {
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// No english found, use whatever is first in the list.
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englishIdx = 0;
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}
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UINT32 length;
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hr = names->GetStringLength(englishIdx, &length);
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if (FAILED(hr)) {
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continue;
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}
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if (!faceName.SetLength(length + 1)) {
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// Eeep - running out of memory. Unlikely to end well.
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continue;
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}
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hr = names->GetString(englishIdx, faceName.Elements(), length + 1);
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if (FAILED(hr)) {
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continue;
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}
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nsString fullID(mName);
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fullID.Append(faceName.Elements());
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/**
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* Faces do not have a localized name so we just put the en-us name in
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* here.
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*/
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gfxDWriteFontEntry *fe =
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new gfxDWriteFontEntry(fullID, font);
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fe->SetFamily(this);
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mAvailableFonts.AppendElement(fe);
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}
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if (!mAvailableFonts.Length()) {
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NS_WARNING("Family with no font faces in it.");
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}
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2010-06-25 00:38:57 +04:00
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if (mIsBadUnderlineFamily) {
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SetBadUnderlineFonts();
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}
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2010-02-26 09:36:07 +03:00
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}
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void
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gfxDWriteFontFamily::LocalizedName(nsAString &aLocalizedName)
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{
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aLocalizedName.AssignLiteral("Unknown Font");
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HRESULT hr;
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nsresult rv;
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nsCOMPtr<nsILocaleService> ls = do_GetService(NS_LOCALESERVICE_CONTRACTID,
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&rv);
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nsCOMPtr<nsILocale> locale;
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rv = ls->GetApplicationLocale(getter_AddRefs(locale));
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nsString localeName;
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if (NS_SUCCEEDED(rv)) {
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rv = locale->GetCategory(NS_LITERAL_STRING(NSILOCALE_MESSAGE),
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localeName);
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}
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if (NS_FAILED(rv)) {
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localeName.AssignLiteral("en-us");
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}
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nsRefPtr<IDWriteLocalizedStrings> names;
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hr = mDWFamily->GetFamilyNames(getter_AddRefs(names));
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if (FAILED(hr)) {
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return;
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}
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UINT32 idx = 0;
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BOOL exists;
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hr = names->FindLocaleName(localeName.BeginReading(),
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&idx,
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&exists);
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if (FAILED(hr)) {
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return;
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}
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if (!exists) {
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// Use english is localized is not found.
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hr = names->FindLocaleName(L"en-us", &idx, &exists);
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if (FAILED(hr)) {
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return;
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}
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if (!exists) {
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// Use 0 index if english is not found.
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idx = 0;
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}
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}
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nsAutoTArray<WCHAR, 32> famName;
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UINT32 length;
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hr = names->GetStringLength(idx, &length);
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if (FAILED(hr)) {
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return;
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}
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if (!famName.SetLength(length + 1)) {
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// Eeep - running out of memory. Unlikely to end well.
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return;
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}
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hr = names->GetString(idx, famName.Elements(), length + 1);
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if (FAILED(hr)) {
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return;
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}
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aLocalizedName = nsDependentString(famName.Elements());
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}
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////////////////////////////////////////////////////////////////////////////////
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// gfxDWriteFontEntry
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gfxDWriteFontEntry::~gfxDWriteFontEntry()
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{
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}
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PRBool
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gfxDWriteFontEntry::IsSymbolFont()
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{
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if (mFont) {
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return mFont->IsSymbolFont();
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} else {
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return PR_FALSE;
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}
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}
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nsresult
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gfxDWriteFontEntry::GetFontTable(PRUint32 aTableTag,
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nsTArray<PRUint8> &aBuffer)
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{
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nsRefPtr<IDWriteFontFace> fontFace;
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HRESULT hr;
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nsresult rv;
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rv = CreateFontFace(getter_AddRefs(fontFace));
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if (NS_FAILED(rv)) {
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return rv;
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}
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PRUint8 *tableData;
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PRUint32 len;
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void *tableContext = NULL;
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BOOL exists;
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hr = fontFace->TryGetFontTable(NS_SWAP32(aTableTag),
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(const void**)&tableData,
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&len,
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&tableContext,
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&exists);
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if (FAILED(hr) || !exists) {
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return NS_ERROR_FAILURE;
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}
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if (!aBuffer.SetLength(len)) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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memcpy(aBuffer.Elements(), tableData, len);
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if (tableContext) {
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fontFace->ReleaseFontTable(&tableContext);
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}
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return NS_OK;
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}
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nsresult
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gfxDWriteFontEntry::ReadCMAP()
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{
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nsRefPtr<IDWriteFontFace> fontFace;
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HRESULT hr;
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nsresult rv;
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rv = CreateFontFace(getter_AddRefs(fontFace));
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if (NS_FAILED(rv)) {
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return rv;
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}
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PRUint8 *tableData;
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PRUint32 len;
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void *tableContext = NULL;
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BOOL exists;
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hr = fontFace->TryGetFontTable(DWRITE_MAKE_OPENTYPE_TAG('c', 'm', 'a', 'p'),
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(const void**)&tableData,
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&len,
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&tableContext,
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&exists);
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if (FAILED(hr)) {
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return NS_ERROR_FAILURE;
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}
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PRPackedBool isSymbol = fontFace->IsSymbolFont();
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PRPackedBool isUnicode = PR_TRUE;
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if (exists) {
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rv = gfxFontUtils::ReadCMAP(tableData,
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len,
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mCharacterMap,
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2010-06-01 17:42:37 +04:00
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mUVSOffset,
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2010-02-26 09:36:07 +03:00
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isUnicode,
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isSymbol);
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}
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2010-08-05 13:18:42 +04:00
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fontFace->ReleaseFontTable(tableContext);
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2010-02-26 09:36:07 +03:00
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mCmapInitialized = PR_TRUE;
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2009-10-07 21:16:52 +04:00
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mHasCmapTable = NS_SUCCEEDED(rv);
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2010-02-26 09:36:07 +03:00
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return rv;
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}
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gfxFont *
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gfxDWriteFontEntry::CreateFontInstance(const gfxFontStyle* aFontStyle,
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2010-03-12 07:25:35 +03:00
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PRBool aNeedsBold)
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2010-02-26 09:36:07 +03:00
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{
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2010-03-12 07:25:35 +03:00
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return new gfxDWriteFont(this, aFontStyle, aNeedsBold);
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2010-02-26 09:36:07 +03:00
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}
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nsresult
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gfxDWriteFontEntry::CreateFontFace(IDWriteFontFace **aFontFace,
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DWRITE_FONT_SIMULATIONS aSimulations)
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{
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HRESULT hr;
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if (mFont) {
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hr = mFont->CreateFontFace(aFontFace);
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} else if (mFontFile) {
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IDWriteFontFile *fontFile = mFontFile.get();
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hr = gfxWindowsPlatform::GetPlatform()->GetDWriteFactory()->
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CreateFontFace(mFaceType,
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1,
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&fontFile,
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0,
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aSimulations,
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aFontFace);
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}
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if (FAILED(hr)) {
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return NS_ERROR_FAILURE;
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}
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return NS_OK;
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}
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////////////////////////////////////////////////////////////////////////////////
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// gfxDWriteFontList
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gfxDWriteFontList::gfxDWriteFontList()
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{
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2010-03-03 09:57:43 +03:00
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mFontSubstitutes.Init();
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2010-02-26 09:36:07 +03:00
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}
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gfxFontEntry *
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gfxDWriteFontList::GetDefaultFont(const gfxFontStyle *aStyle,
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PRBool &aNeedsBold)
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{
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NONCLIENTMETRICSW ncm;
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ncm.cbSize = sizeof(ncm);
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BOOL status = ::SystemParametersInfoW(SPI_GETNONCLIENTMETRICS,
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sizeof(ncm), &ncm, 0);
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if (status) {
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nsAutoString resolvedName;
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if (ResolveFontName(nsDependentString(ncm.lfMessageFont.lfFaceName),
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resolvedName)) {
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return FindFontForFamily(resolvedName, aStyle, aNeedsBold);
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}
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}
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return nsnull;
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}
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gfxFontEntry *
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gfxDWriteFontList::LookupLocalFont(const gfxProxyFontEntry *aProxyEntry,
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const nsAString& aFullname)
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{
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PRBool found;
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gfxFontEntry *lookup;
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// initialize name lookup tables if needed
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if (!mFaceNamesInitialized) {
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InitFaceNameLists();
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}
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// lookup in name lookup tables, return null if not found
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if (!(lookup = mPostscriptNames.GetWeak(aFullname, &found)) &&
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!(lookup = mFullnames.GetWeak(aFullname, &found)))
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{
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return nsnull;
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}
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gfxFontEntry *fe =
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new gfxDWriteFontEntry(lookup->Name(),
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static_cast<gfxDWriteFontEntry*>(lookup)->mFont,
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aProxyEntry->Weight(),
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aProxyEntry->Stretch(),
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|
|
|
aProxyEntry->IsItalic());
|
|
|
|
|
|
|
|
return fe;
|
|
|
|
}
|
|
|
|
|
|
|
|
gfxFontEntry *
|
|
|
|
gfxDWriteFontList::MakePlatformFont(const gfxProxyFontEntry *aProxyEntry,
|
|
|
|
const PRUint8 *aFontData,
|
|
|
|
PRUint32 aLength)
|
|
|
|
{
|
|
|
|
nsresult rv;
|
|
|
|
nsAutoString uniqueName;
|
|
|
|
rv = gfxFontUtils::MakeUniqueUserFontName(uniqueName);
|
|
|
|
if (NS_FAILED(rv)) {
|
|
|
|
NS_Free((void*)aFontData);
|
|
|
|
return nsnull;
|
|
|
|
}
|
|
|
|
|
|
|
|
nsTArray<PRUint8> newFontData;
|
|
|
|
|
|
|
|
rv = gfxFontUtils::RenameFont(uniqueName, aFontData, aLength, &newFontData);
|
|
|
|
NS_Free((void*)aFontData);
|
|
|
|
|
|
|
|
if (NS_FAILED(rv)) {
|
|
|
|
return nsnull;
|
|
|
|
}
|
|
|
|
|
|
|
|
DWORD numFonts = 0;
|
|
|
|
|
|
|
|
nsRefPtr<IDWriteFontFile> fontFile;
|
|
|
|
HRESULT hr;
|
|
|
|
|
|
|
|
/**
|
2010-03-03 09:57:47 +03:00
|
|
|
* We pass in a pointer to a structure containing a pointer to the array
|
|
|
|
* containing the font data and a unique identifier. DWrite will
|
2010-02-26 09:36:07 +03:00
|
|
|
* internally copy what is at that pointer, and pass that to
|
|
|
|
* CreateStreamFromKey. The array will be empty when the function
|
|
|
|
* succesfully returns since it swaps out the data.
|
|
|
|
*/
|
2010-03-03 09:57:47 +03:00
|
|
|
ffReferenceKey key;
|
|
|
|
key.mArray = &newFontData;
|
|
|
|
nsCOMPtr<nsIUUIDGenerator> uuidgen =
|
|
|
|
do_GetService("@mozilla.org/uuid-generator;1");
|
|
|
|
if (!uuidgen) {
|
|
|
|
return nsnull;
|
|
|
|
}
|
|
|
|
|
|
|
|
rv = uuidgen->GenerateUUIDInPlace(&key.mGUID);
|
|
|
|
|
|
|
|
if (NS_FAILED(rv)) {
|
|
|
|
return nsnull;
|
|
|
|
}
|
|
|
|
|
2010-02-26 09:36:07 +03:00
|
|
|
hr = gfxWindowsPlatform::GetPlatform()->GetDWriteFactory()->
|
2010-03-03 09:57:47 +03:00
|
|
|
CreateCustomFontFileReference(&key,
|
|
|
|
sizeof(key),
|
2010-02-26 09:36:07 +03:00
|
|
|
gfxDWriteFontFileLoader::Instance(),
|
|
|
|
getter_AddRefs(fontFile));
|
|
|
|
|
|
|
|
if (FAILED(hr)) {
|
|
|
|
NS_WARNING("Failed to create custom font file reference.");
|
|
|
|
return nsnull;
|
|
|
|
}
|
|
|
|
|
|
|
|
BOOL isSupported;
|
|
|
|
DWRITE_FONT_FILE_TYPE fileType;
|
|
|
|
UINT32 numFaces;
|
|
|
|
|
|
|
|
PRUint16 w = (aProxyEntry->mWeight == 0 ? 400 : aProxyEntry->mWeight);
|
|
|
|
gfxDWriteFontEntry *entry =
|
|
|
|
new gfxDWriteFontEntry(uniqueName,
|
|
|
|
fontFile,
|
|
|
|
aProxyEntry->Weight(),
|
|
|
|
aProxyEntry->Stretch(),
|
|
|
|
aProxyEntry->IsItalic());
|
|
|
|
|
|
|
|
fontFile->Analyze(&isSupported, &fileType, &entry->mFaceType, &numFaces);
|
|
|
|
if (!isSupported || numFaces > 1) {
|
|
|
|
// We don't know how to deal with 0 faces either.
|
|
|
|
delete entry;
|
|
|
|
return nsnull;
|
|
|
|
}
|
|
|
|
|
|
|
|
return entry;
|
|
|
|
}
|
|
|
|
|
2010-11-08 14:02:27 +03:00
|
|
|
nsresult
|
2010-02-26 09:36:07 +03:00
|
|
|
gfxDWriteFontList::InitFontList()
|
|
|
|
{
|
|
|
|
HRESULT hr;
|
|
|
|
gfxFontCache *fc = gfxFontCache::GetCache();
|
|
|
|
if (fc) {
|
|
|
|
fc->AgeAllGenerations();
|
|
|
|
}
|
|
|
|
|
|
|
|
gfxPlatformFontList::InitFontList();
|
|
|
|
|
2010-03-03 09:57:43 +03:00
|
|
|
mFontSubstitutes.Clear();
|
|
|
|
mNonExistingFonts.Clear();
|
|
|
|
|
2010-02-26 09:36:07 +03:00
|
|
|
nsRefPtr<IDWriteFontCollection> systemFonts;
|
|
|
|
hr = gfxWindowsPlatform::GetPlatform()->GetDWriteFactory()->
|
|
|
|
GetSystemFontCollection(getter_AddRefs(systemFonts));
|
|
|
|
NS_ASSERTION(SUCCEEDED(hr), "GetSystemFontCollection failed!");
|
|
|
|
|
2010-11-08 14:02:27 +03:00
|
|
|
if (FAILED(hr)) {
|
|
|
|
return NS_ERROR_FAILURE;
|
|
|
|
}
|
|
|
|
|
2010-02-26 09:36:07 +03:00
|
|
|
for (UINT32 i = 0; i < systemFonts->GetFontFamilyCount(); i++) {
|
|
|
|
nsRefPtr<IDWriteFontFamily> family;
|
|
|
|
systemFonts->GetFontFamily(i, getter_AddRefs(family));
|
|
|
|
|
|
|
|
nsRefPtr<IDWriteLocalizedStrings> names;
|
|
|
|
hr = family->GetFamilyNames(getter_AddRefs(names));
|
|
|
|
if (FAILED(hr)) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
UINT32 englishIdx = 0;
|
|
|
|
|
|
|
|
BOOL exists;
|
|
|
|
hr = names->FindLocaleName(L"en-us", &englishIdx, &exists);
|
|
|
|
if (FAILED(hr)) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
if (!exists) {
|
|
|
|
// Use 0 index if english is not found.
|
|
|
|
englishIdx = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
nsAutoTArray<WCHAR, 32> famName;
|
|
|
|
UINT32 length;
|
|
|
|
|
|
|
|
hr = names->GetStringLength(englishIdx, &length);
|
|
|
|
if (FAILED(hr)) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!famName.SetLength(length + 1)) {
|
|
|
|
// Eeep - running out of memory. Unlikely to end well.
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
hr = names->GetString(englishIdx, famName.Elements(), length + 1);
|
|
|
|
if (FAILED(hr)) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
nsAutoString name(famName.Elements());
|
|
|
|
BuildKeyNameFromFontName(name);
|
|
|
|
|
2010-03-03 09:57:43 +03:00
|
|
|
if (!mFontFamilies.GetWeak(name)) {
|
2010-02-26 09:36:07 +03:00
|
|
|
nsRefPtr<gfxFontFamily> fam =
|
2010-06-25 00:38:57 +04:00
|
|
|
new gfxDWriteFontFamily(nsDependentString(famName.Elements()),
|
|
|
|
family);
|
|
|
|
if (mBadUnderlineFamilyNames.Contains(name)) {
|
|
|
|
fam->SetBadUnderlineFamily();
|
|
|
|
}
|
2010-03-03 09:57:43 +03:00
|
|
|
mFontFamilies.Put(name, fam);
|
2010-02-26 09:36:07 +03:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2010-03-03 09:57:43 +03:00
|
|
|
GetFontSubstitutes();
|
|
|
|
|
2010-02-26 09:36:07 +03:00
|
|
|
StartLoader(kDelayBeforeLoadingFonts, kIntervalBetweenLoadingFonts);
|
2010-11-08 14:02:27 +03:00
|
|
|
|
|
|
|
return NS_OK;
|
2010-02-26 09:36:07 +03:00
|
|
|
}
|
2010-02-28 10:27:22 +03:00
|
|
|
|
2010-03-03 09:57:43 +03:00
|
|
|
static void
|
|
|
|
RemoveCharsetFromFontSubstitute(nsAString &aName)
|
|
|
|
{
|
|
|
|
PRInt32 comma = aName.FindChar(PRUnichar(','));
|
|
|
|
if (comma >= 0)
|
|
|
|
aName.Truncate(comma);
|
|
|
|
}
|
|
|
|
|
|
|
|
nsresult
|
|
|
|
gfxDWriteFontList::GetFontSubstitutes()
|
|
|
|
{
|
|
|
|
// Create the list of FontSubstitutes
|
|
|
|
nsCOMPtr<nsIWindowsRegKey> regKey =
|
|
|
|
do_CreateInstance("@mozilla.org/windows-registry-key;1");
|
|
|
|
if (!regKey) {
|
|
|
|
return NS_ERROR_FAILURE;
|
|
|
|
}
|
|
|
|
NS_NAMED_LITERAL_STRING(
|
|
|
|
kFontSubstitutesKey,
|
|
|
|
"SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\FontSubstitutes");
|
|
|
|
|
|
|
|
nsresult rv = regKey->Open(nsIWindowsRegKey::ROOT_KEY_LOCAL_MACHINE,
|
|
|
|
kFontSubstitutesKey,
|
|
|
|
nsIWindowsRegKey::ACCESS_READ);
|
|
|
|
if (NS_FAILED(rv)) {
|
|
|
|
return rv;
|
|
|
|
}
|
|
|
|
|
|
|
|
PRUint32 count;
|
|
|
|
rv = regKey->GetValueCount(&count);
|
|
|
|
if (NS_FAILED(rv) || count == 0)
|
|
|
|
return rv;
|
|
|
|
for (PRUint32 i = 0; i < count; i++) {
|
|
|
|
nsAutoString substituteName;
|
|
|
|
rv = regKey->GetValueName(i, substituteName);
|
|
|
|
if (NS_FAILED(rv) || substituteName.IsEmpty() ||
|
|
|
|
substituteName.CharAt(1) == PRUnichar('@')) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
PRUint32 valueType;
|
|
|
|
rv = regKey->GetValueType(substituteName, &valueType);
|
|
|
|
if (NS_FAILED(rv) || valueType != nsIWindowsRegKey::TYPE_STRING) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
nsAutoString actualFontName;
|
|
|
|
rv = regKey->ReadStringValue(substituteName, actualFontName);
|
|
|
|
if (NS_FAILED(rv)) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
RemoveCharsetFromFontSubstitute(substituteName);
|
|
|
|
BuildKeyNameFromFontName(substituteName);
|
|
|
|
RemoveCharsetFromFontSubstitute(actualFontName);
|
|
|
|
BuildKeyNameFromFontName(actualFontName);
|
|
|
|
gfxFontFamily *ff;
|
|
|
|
if (!actualFontName.IsEmpty() &&
|
|
|
|
(ff = mFontFamilies.GetWeak(actualFontName))) {
|
|
|
|
mFontSubstitutes.Put(substituteName, ff);
|
|
|
|
} else {
|
|
|
|
mNonExistingFonts.AppendElement(substituteName);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return NS_OK;
|
|
|
|
}
|
|
|
|
|
2010-02-28 10:27:22 +03:00
|
|
|
PRBool
|
|
|
|
gfxDWriteFontList::GetStandardFamilyName(const nsAString& aFontName,
|
|
|
|
nsAString& aFamilyName)
|
|
|
|
{
|
|
|
|
gfxFontFamily *family = FindFamily(aFontName);
|
|
|
|
if (family) {
|
|
|
|
family->LocalizedName(aFamilyName);
|
|
|
|
return PR_TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
return PR_FALSE;
|
|
|
|
}
|
2010-03-03 09:57:43 +03:00
|
|
|
|
|
|
|
PRBool
|
|
|
|
gfxDWriteFontList::ResolveFontName(const nsAString& aFontName,
|
|
|
|
nsAString& aResolvedFontName)
|
|
|
|
{
|
|
|
|
nsAutoString keyName(aFontName);
|
|
|
|
BuildKeyNameFromFontName(keyName);
|
|
|
|
|
|
|
|
nsRefPtr<gfxFontFamily> ff;
|
|
|
|
if (mFontSubstitutes.Get(keyName, &ff)) {
|
|
|
|
aResolvedFontName = ff->Name();
|
|
|
|
return PR_TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (mNonExistingFonts.Contains(keyName)) {
|
|
|
|
return PR_FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
return gfxPlatformFontList::ResolveFontName(aFontName, aResolvedFontName);
|
|
|
|
}
|