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-rw-r--r--WebCore/platform/graphics/win/FontPlatformDataWin.cpp170
1 files changed, 19 insertions, 151 deletions
diff --git a/WebCore/platform/graphics/win/FontPlatformDataWin.cpp b/WebCore/platform/graphics/win/FontPlatformDataWin.cpp
index a5fab36..4b4df5a 100644
--- a/WebCore/platform/graphics/win/FontPlatformDataWin.cpp
+++ b/WebCore/platform/graphics/win/FontPlatformDataWin.cpp
@@ -2,7 +2,8 @@
* This file is part of the internal font implementation. It should not be included by anyone other than
* FontMac.cpp, FontWin.cpp and Font.cpp.
*
- * Copyright (C) 2006, 2007 Apple Inc.
+ * Copyright (C) 2006, 2007, 2008 Apple Inc.
+ * Copyright (C) 2008 Brent Fulgham
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
@@ -26,7 +27,6 @@
#include "PlatformString.h"
#include "StringHash.h"
-#include <ApplicationServices/ApplicationServices.h>
#include <wtf/HashMap.h>
#include <wtf/RetainPtr.h>
#include <wtf/Vector.h>
@@ -35,105 +35,17 @@ using std::min;
namespace WebCore {
-static const int Bold = (1 << 0);
-static const int Italic = (1 << 1);
-static const int BoldOblique = (1 << 2);
-
-static inline USHORT readBigEndianWord(const BYTE* word) { return (word[0] << 8) | word[1]; }
-
-static CFStringRef getPostScriptName(CFStringRef faceName, HDC dc)
-{
- const DWORD cMaxNameTableSize = 1024 * 1024;
-
- static HashMap<String, RetainPtr<CFStringRef> > nameMap;
-
- // Check our hash first.
- String faceString(faceName);
- RetainPtr<CFStringRef> result = nameMap.get(faceString);
- if (result)
- return result.get();
-
- // We need to obtain the PostScript name from the name table and use it instead,.
- DWORD bufferSize = GetFontData(dc, 'eman', 0, NULL, 0); // "name" backwards
- if (bufferSize == 0 || bufferSize == GDI_ERROR || bufferSize > cMaxNameTableSize)
- return NULL;
-
- Vector<BYTE> bufferVector(bufferSize);
- BYTE* buffer = bufferVector.data();
- if (GetFontData(dc, 'eman', 0, buffer, bufferSize) == GDI_ERROR)
- return NULL;
-
- if (bufferSize < 6)
- return NULL;
-
- USHORT numberOfRecords = readBigEndianWord(buffer + 2);
- UINT stringsOffset = readBigEndianWord(buffer + 4);
- if (bufferSize < stringsOffset)
- return NULL;
-
- BYTE* strings = buffer + stringsOffset;
-
- // Now walk each name record looking for a Mac or Windows PostScript name.
- UINT offset = 6;
- for (int i = 0; i < numberOfRecords; i++) {
- if (bufferSize < offset + 12)
- return NULL;
-
- USHORT platformID = readBigEndianWord(buffer + offset);
- USHORT encodingID = readBigEndianWord(buffer + offset + 2);
- USHORT languageID = readBigEndianWord(buffer + offset + 4);
- USHORT nameID = readBigEndianWord(buffer + offset + 6);
- USHORT length = readBigEndianWord(buffer + offset + 8);
- USHORT nameOffset = readBigEndianWord(buffer + offset + 10);
-
- if (platformID == 3 && encodingID == 1 && languageID == 0x409 && nameID == 6) {
- // This is a Windows PostScript name and is therefore UTF-16.
- // Pass Big Endian as the encoding.
- if (bufferSize < stringsOffset + nameOffset + length)
- return NULL;
- result.adoptCF(CFStringCreateWithBytes(NULL, strings + nameOffset, length, kCFStringEncodingUTF16BE, false));
- break;
- } else if (platformID == 1 && encodingID == 0 && languageID == 0 && nameID == 6) {
- // This is a Mac PostScript name and is therefore ASCII.
- // See http://developer.apple.com/textfonts/TTRefMan/RM06/Chap6name.html
- if (bufferSize < stringsOffset + nameOffset + length)
- return NULL;
- result.adoptCF(CFStringCreateWithBytes(NULL, strings + nameOffset, length, kCFStringEncodingASCII, false));
- break;
- }
-
- offset += 12;
- }
-
- if (result)
- nameMap.set(faceString, result);
- return result.get();
-}
-
-static int CALLBACK enumStylesCallback(const LOGFONT* logFont, const TEXTMETRIC* metrics, DWORD fontType, LPARAM lParam)
-{
- int *style = reinterpret_cast<int*>(lParam);
-
- // FIXME: In order to accommodate Lucida we go ahead and consider a weight of 600 to be bold.
- // This does mean we'll consider demibold and semibold fonts on windows to also be bold. This
- // is rare enough that it seems like an ok hack for now.
- if (logFont->lfWeight >= 600) {
- if (logFont->lfItalic)
- *style |= BoldOblique;
- else
- *style |= Bold;
- } else if (logFont->lfItalic)
- *style |= Italic;
-
- return 1;
-}
-
FontPlatformData::FontPlatformData(HFONT font, float size, bool bold, bool oblique, bool useGDI)
- : m_font(font)
+ : m_font(RefCountedHFONT::create(font))
, m_size(size)
+#if PLATFORM(CG)
, m_cgFont(0)
- , m_syntheticBold(false)
- , m_syntheticOblique(false)
+#elif PLATFORM(CAIRO)
+ , m_fontFace(0)
+ , m_scaledFont(0)
+#endif
+ , m_syntheticBold(bold)
+ , m_syntheticOblique(oblique)
, m_useGDI(useGDI)
{
HDC hdc = GetDC(0);
@@ -142,54 +54,16 @@ FontPlatformData::FontPlatformData(HFONT font, float size, bool bold, bool obliq
SelectObject(hdc, font);
UINT bufferSize = GetOutlineTextMetrics(hdc, 0, NULL);
- ASSERT_WITH_MESSAGE(bufferSize != 0, "Bitmap fonts not supported with CoreGraphics.");
+ ASSERT_WITH_MESSAGE(bufferSize, "Bitmap fonts not supported with CoreGraphics.");
- if (bufferSize != 0) {
+ if (bufferSize) {
OUTLINETEXTMETRICW* metrics = (OUTLINETEXTMETRICW*)malloc(bufferSize);
GetOutlineTextMetricsW(hdc, bufferSize, metrics);
WCHAR* faceName = (WCHAR*)((uintptr_t)metrics + (uintptr_t)metrics->otmpFaceName);
- if (!useGDI && (bold || oblique)) {
- LOGFONT logFont;
-
- int len = min((int)wcslen(faceName), LF_FACESIZE - 1);
- memcpy(logFont.lfFaceName, faceName, len * sizeof(WORD));
- logFont.lfFaceName[len] = '\0';
- logFont.lfCharSet = metrics->otmTextMetrics.tmCharSet;
- logFont.lfPitchAndFamily = 0;
-
- int styles = 0;
- EnumFontFamiliesEx(hdc, &logFont, enumStylesCallback, reinterpret_cast<LPARAM>(&styles), 0);
-
- // Check if we need to synthesize bold or oblique. The rule that complicates things here
- // is that if the requested font is bold and oblique, and both a bold font and an oblique font
- // exist, the bold font should be used, and oblique synthesized.
- if (bold && oblique) {
- if (styles == 0) {
- m_syntheticBold = true;
- m_syntheticOblique = true;
- } else if (styles & Bold)
- m_syntheticOblique = true;
- else if (styles & Italic)
- m_syntheticBold = true;
- } else if (bold && (!(styles & Bold)))
- m_syntheticBold = true;
- else if (oblique && !(styles & Italic))
- m_syntheticOblique = true;
- }
+ platformDataInit(font, size, hdc, faceName);
- // Try the face name first. Windows may end up localizing this name, and CG doesn't know about
- // the localization. If the create fails, we'll try the PostScript name.
- RetainPtr<CFStringRef> fullName(AdoptCF, CFStringCreateWithCharacters(NULL, (const UniChar*)faceName, wcslen(faceName)));
- m_cgFont = CGFontCreateWithFontName(fullName.get());
- if (!m_cgFont) {
- CFStringRef postScriptName = getPostScriptName(fullName.get(), hdc);
- if (postScriptName) {
- m_cgFont = CGFontCreateWithFontName(postScriptName);
- ASSERT(m_cgFont);
- }
- }
free(metrics);
}
@@ -198,19 +72,13 @@ FontPlatformData::FontPlatformData(HFONT font, float size, bool bold, bool obliq
}
FontPlatformData::FontPlatformData(float size, bool bold, bool oblique)
- : m_font(0)
- , m_size(size)
+ : m_size(size)
+#if PLATFORM(CG)
, m_cgFont(0)
- , m_syntheticBold(bold)
- , m_syntheticOblique(oblique)
- , m_useGDI(false)
-{
-}
-
-FontPlatformData::FontPlatformData(CGFontRef font, float size, bool bold, bool oblique)
- : m_font(0)
- , m_size(size)
- , m_cgFont(font)
+#elif PLATFORM(CAIRO)
+ , m_fontFace(0)
+ , m_scaledFont(0)
+#endif
, m_syntheticBold(bold)
, m_syntheticOblique(oblique)
, m_useGDI(false)
generated by cgit v1.1 at 2024-09-04 10:07:11 +0000