Index: Source/web/linux/WebFontInfo.cpp |
diff --git a/Source/web/linux/WebFontInfo.cpp b/Source/web/linux/WebFontInfo.cpp |
deleted file mode 100644 |
index 5b5fafcbf55ae76ef799da196d0a5423d66a7dbb..0000000000000000000000000000000000000000 |
--- a/Source/web/linux/WebFontInfo.cpp |
+++ /dev/null |
@@ -1,208 +0,0 @@ |
-/* |
- * Copyright (C) 2009 Google Inc. All rights reserved. |
- * |
- * Redistribution and use in source and binary forms, with or without |
- * modification, are permitted provided that the following conditions are |
- * met: |
- * |
- * * Redistributions of source code must retain the above copyright |
- * notice, this list of conditions and the following disclaimer. |
- * * Redistributions in binary form must reproduce the above |
- * copyright notice, this list of conditions and the following disclaimer |
- * in the documentation and/or other materials provided with the |
- * distribution. |
- * * Neither the name of Google Inc. nor the names of its |
- * contributors may be used to endorse or promote products derived from |
- * this software without specific prior written permission. |
- * |
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
- */ |
- |
-#include "config.h" |
-#include "public/platform/linux/WebFontInfo.h" |
- |
-#include "public/platform/linux/WebFontFamily.h" |
-#include "public/platform/linux/WebFontRenderStyle.h" |
-#include <fontconfig/fontconfig.h> |
-#include <string.h> |
-#include <unicode/utf16.h> |
- |
-namespace blink { |
- |
-static bool useSubpixelPositioning = false; |
- |
-void WebFontInfo::setSubpixelPositioning(bool subpixelPositioning) |
-{ |
- useSubpixelPositioning = subpixelPositioning; |
-} |
- |
-void WebFontInfo::familyForChar(WebUChar32 c, const char* preferredLocale, WebFontFamily* family) |
-{ |
- FcCharSet* cset = FcCharSetCreate(); |
- FcCharSetAddChar(cset, c); |
- FcPattern* pattern = FcPatternCreate(); |
- |
- FcValue fcvalue; |
- fcvalue.type = FcTypeCharSet; |
- fcvalue.u.c = cset; |
- FcPatternAdd(pattern, FC_CHARSET, fcvalue, FcFalse); |
- |
- fcvalue.type = FcTypeBool; |
- fcvalue.u.b = FcTrue; |
- FcPatternAdd(pattern, FC_SCALABLE, fcvalue, FcFalse); |
- |
- if (preferredLocale) { |
- FcLangSet* langset = FcLangSetCreate(); |
- FcLangSetAdd(langset, reinterpret_cast<const FcChar8 *>(preferredLocale)); |
- FcPatternAddLangSet(pattern, FC_LANG, langset); |
- FcLangSetDestroy(langset); |
- } |
- |
- FcConfigSubstitute(0, pattern, FcMatchPattern); |
- FcDefaultSubstitute(pattern); |
- |
- FcResult result; |
- FcFontSet* fontSet = FcFontSort(0, pattern, 0, 0, &result); |
- FcPatternDestroy(pattern); |
- FcCharSetDestroy(cset); |
- |
- if (!fontSet) { |
- family->name = WebCString(); |
- family->isBold = false; |
- family->isItalic = false; |
- return; |
- } |
- // Older versions of fontconfig have a bug where they cannot select |
- // only scalable fonts so we have to manually filter the results. |
- for (int i = 0; i < fontSet->nfont; ++i) { |
- FcPattern* current = fontSet->fonts[i]; |
- FcBool isScalable; |
- |
- if (FcPatternGetBool(current, FC_SCALABLE, 0, &isScalable) != FcResultMatch |
- || !isScalable) |
- continue; |
- |
- // fontconfig can also return fonts which are unreadable |
- FcChar8* cFilename; |
- if (FcPatternGetString(current, FC_FILE, 0, &cFilename) != FcResultMatch) |
- continue; |
- |
- if (access(reinterpret_cast<char*>(cFilename), R_OK)) |
- continue; |
- |
- FcChar8* familyName; |
- if (FcPatternGetString(current, FC_FAMILY, 0, &familyName) == FcResultMatch) { |
- const char* charFamily = reinterpret_cast<char*>(familyName); |
- family->name = WebCString(charFamily, strlen(charFamily)); |
- } |
- int weight; |
- if (FcPatternGetInteger(current, FC_WEIGHT, 0, &weight) == FcResultMatch) |
- family->isBold = weight >= FC_WEIGHT_BOLD; |
- else |
- family->isBold = false; |
- int slant; |
- if (FcPatternGetInteger(current, FC_SLANT, 0, &slant) == FcResultMatch) |
- family->isItalic = slant != FC_SLANT_ROMAN; |
- else |
- family->isItalic = false; |
- FcFontSetDestroy(fontSet); |
- return; |
- } |
- |
- FcFontSetDestroy(fontSet); |
-} |
- |
-void WebFontInfo::renderStyleForStrike(const char* family, int sizeAndStyle, WebFontRenderStyle* out) |
-{ |
- bool isBold = sizeAndStyle & 1; |
- bool isItalic = sizeAndStyle & 2; |
- int pixelSize = sizeAndStyle >> 2; |
- |
- FcPattern* pattern = FcPatternCreate(); |
- FcValue fcvalue; |
- |
- fcvalue.type = FcTypeString; |
- fcvalue.u.s = reinterpret_cast<const FcChar8 *>(family); |
- FcPatternAdd(pattern, FC_FAMILY, fcvalue, FcFalse); |
- |
- fcvalue.type = FcTypeInteger; |
- fcvalue.u.i = isBold ? FC_WEIGHT_BOLD : FC_WEIGHT_NORMAL; |
- FcPatternAdd(pattern, FC_WEIGHT, fcvalue, FcFalse); |
- |
- fcvalue.type = FcTypeInteger; |
- fcvalue.u.i = isItalic ? FC_SLANT_ITALIC : FC_SLANT_ROMAN; |
- FcPatternAdd(pattern, FC_SLANT, fcvalue, FcFalse); |
- |
- fcvalue.type = FcTypeBool; |
- fcvalue.u.b = FcTrue; |
- FcPatternAdd(pattern, FC_SCALABLE, fcvalue, FcFalse); |
- |
- fcvalue.type = FcTypeDouble; |
- fcvalue.u.d = pixelSize; |
- FcPatternAdd(pattern, FC_SIZE, fcvalue, FcFalse); |
- |
- FcConfigSubstitute(0, pattern, FcMatchPattern); |
- FcDefaultSubstitute(pattern); |
- |
- FcResult result; |
- // Some versions of fontconfig don't actually write a value into result. |
- // However, it's not clear from the documentation if result should be a |
- // non-0 pointer: future versions might expect to be able to write to |
- // it. So we pass in a valid pointer and ignore it. |
- FcPattern* match = FcFontMatch(0, pattern, &result); |
- FcPatternDestroy(pattern); |
- |
- out->setDefaults(); |
- |
- if (!match) |
- return; |
- |
- FcBool b; |
- int i; |
- |
- if (FcPatternGetBool(match, FC_ANTIALIAS, 0, &b) == FcResultMatch) |
- out->useAntiAlias = b; |
- if (FcPatternGetBool(match, FC_EMBEDDED_BITMAP, 0, &b) == FcResultMatch) |
- out->useBitmaps = b; |
- if (FcPatternGetBool(match, FC_AUTOHINT, 0, &b) == FcResultMatch) |
- out->useAutoHint = b; |
- if (FcPatternGetBool(match, FC_HINTING, 0, &b) == FcResultMatch) |
- out->useHinting = b; |
- if (FcPatternGetInteger(match, FC_HINT_STYLE, 0, &i) == FcResultMatch) |
- out->hintStyle = i; |
- if (FcPatternGetInteger(match, FC_RGBA, 0, &i) == FcResultMatch) { |
- switch (i) { |
- case FC_RGBA_NONE: |
- out->useSubpixelRendering = 0; |
- break; |
- case FC_RGBA_RGB: |
- case FC_RGBA_BGR: |
- case FC_RGBA_VRGB: |
- case FC_RGBA_VBGR: |
- out->useSubpixelRendering = 1; |
- break; |
- default: |
- // This includes FC_RGBA_UNKNOWN. |
- out->useSubpixelRendering = 2; |
- break; |
- } |
- } |
- |
- // FontConfig doesn't provide parameters to configure whether subpixel |
- // positioning should be used or not, so we just use a global setting. |
- out->useSubpixelPositioning = useSubpixelPositioning; |
- |
- FcPatternDestroy(match); |
-} |
- |
-} // namespace blink |