/*
- * Copyright (C) 2006, 2007, 2008, 2010 Apple Inc.
- * Copyright (C) 2006 Michael Emmel mike.emmel@gmail.com
- * Copyright (C) 2007 Holger Hans Peter Freyther
- * Copyright (C) 2007 Pioneer Research Center USA, Inc.
- * Copyright (C) 2010, 2011 Brent Fulgham <bfulgham@webkit.org>
+ * Copyright (c) 2006, 2007, 2008, Google Inc. All rights reserved.
*
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
*
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB. If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
+ * * 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.
*/
-// FIXME: This is temporary until mac switch to using FontPlatformDataHarfBuzz.h and we merge it with this file.
-#if !OS(MACOSX)
-#include "platform/fonts/harfbuzz/FontPlatformDataHarfBuzz.h"
-
-#else
-
#ifndef FontPlatformData_h
#define FontPlatformData_h
+#include "SkPaint.h"
#include "platform/PlatformExport.h"
+#include "platform/SharedBuffer.h"
+#include "platform/fonts/FontDescription.h"
#include "platform/fonts/FontOrientation.h"
-#include "platform/fonts/FontWidthVariant.h"
+#include "platform/fonts/FontRenderStyle.h"
+#include "platform/fonts/opentype/OpenTypeVerticalData.h"
+#include "wtf/Forward.h"
+#include "wtf/HashTableDeletedValueType.h"
+#include "wtf/RefPtr.h"
+#include "wtf/text/CString.h"
+#include "wtf/text/StringImpl.h"
+#if OS(MACOSX)
OBJC_CLASS NSFont;
typedef struct CGFont* CGFontRef;
typedef const struct __CTFont* CTFontRef;
+#include "platform/fonts/mac/MemoryActivatedFont.h"
#include <CoreFoundation/CFBase.h>
#include <objc/objc-auto.h>
-#include "wtf/Forward.h"
-#include "wtf/HashTableDeletedValueType.h"
-#include "wtf/PassRefPtr.h"
-#include "wtf/RefCounted.h"
-#include "wtf/RetainPtr.h"
-#include "wtf/text/StringImpl.h"
-
-#include "platform/fonts/mac/MemoryActivatedFont.h"
-#include "third_party/skia/include/core/SkTypeface.h"
+inline CTFontRef toCTFontRef(NSFont *nsFont) { return reinterpret_cast<CTFontRef>(nsFont); }
+#endif // OS(MACOSX)
-typedef struct CGFont* CGFontRef;
-typedef const struct __CTFont* CTFontRef;
-typedef UInt32 FMFont;
-typedef FMFont ATSUFontID;
-typedef UInt32 ATSFontRef;
+class SkTypeface;
+typedef uint32_t SkFontID;
namespace blink {
-class FontDescription;
-class SharedBuffer;
-
+class GraphicsContext;
class HarfBuzzFace;
-inline CTFontRef toCTFontRef(NSFont *nsFont) { return reinterpret_cast<CTFontRef>(nsFont); }
-
class PLATFORM_EXPORT FontPlatformData {
public:
+ // Used for deleted values in the font cache's hash tables. The hash table
+ // will create us with this structure, and it will compare other values
+ // to this "Deleted" one. It expects the Deleted one to be differentiable
+ // from the 0 one (created with the empty constructor), so we can't just
+ // set everything to 0.
FontPlatformData(WTF::HashTableDeletedValueType);
FontPlatformData();
FontPlatformData(const FontPlatformData&);
- FontPlatformData(float size, bool syntheticBold, bool syntheticOblique, FontOrientation = Horizontal, FontWidthVariant = RegularWidth);
- FontPlatformData(NSFont*, float size, bool syntheticBold = false, bool syntheticOblique = false,
+ FontPlatformData(float size, bool syntheticBold, bool syntheticItalic, FontOrientation = Horizontal, FontWidthVariant = RegularWidth);
+#if OS(MACOSX)
+ FontPlatformData(NSFont*, float size, bool syntheticBold = false, bool syntheticItalic = false,
FontOrientation = Horizontal, FontWidthVariant = RegularWidth);
FontPlatformData(CGFontRef, float size, bool syntheticBold, bool syntheticOblique, FontOrientation, FontWidthVariant);
-
+#else
+ FontPlatformData(PassRefPtr<SkTypeface>, const char* name, float textSize, bool syntheticBold, bool syntheticItalic, FontOrientation = Horizontal, bool subpixelTextPosition = defaultUseSubpixelPositioning());
+ FontPlatformData(const FontPlatformData& src, float textSize);
+#endif
~FontPlatformData();
+#if OS(MACOSX)
NSFont* font() const { return m_font; }
void setFont(NSFont*);
CGFontRef cgFont() const { return m_cgFont.get(); }
CTFontRef ctFont() const;
- SkTypeface* typeface() const;
bool roundsGlyphAdvances() const;
bool allowsLigatures() const;
- String fontFamilyName() const;
- bool isFixedPitch() const;
- float size() const { return m_size; }
- void setSize(float size) { m_size = size; }
- bool syntheticBold() const { return m_syntheticBold; }
- bool syntheticOblique() const { return m_syntheticOblique; }
bool isColorBitmapFont() const { return m_isColorBitmapFont; }
bool isCompositeFontReference() const { return m_isCompositeFontReference; }
- FontOrientation orientation() const { return m_orientation; }
FontWidthVariant widthVariant() const { return m_widthVariant; }
+#endif
- void setOrientation(FontOrientation orientation) { m_orientation = orientation; }
-
- HarfBuzzFace* harfBuzzFace();
+ String fontFamilyName() const;
+ float size() const { return m_textSize; }
+ bool isFixedPitch() const;
+ bool syntheticBold() const { return m_syntheticBold; }
+ bool syntheticItalic() const { return m_syntheticItalic; }
- unsigned hash() const
- {
- ASSERT(m_font || !m_cgFont);
- uintptr_t hashCodes[3] = { (uintptr_t)m_font, m_widthVariant, static_cast<uintptr_t>(m_orientation << 2 | m_syntheticBold << 1 | m_syntheticOblique) };
- return StringHasher::hashMemory<sizeof(hashCodes)>(hashCodes);
- }
+ SkTypeface* typeface() const;
+ HarfBuzzFace* harfBuzzFace() const;
+ SkFontID uniqueID() const;
+ unsigned hash() const;
+ FontOrientation orientation() const { return m_orientation; }
+ void setOrientation(FontOrientation orientation) { m_orientation = orientation; }
+ void setSyntheticBold(bool syntheticBold) { m_syntheticBold = syntheticBold; }
+ void setSyntheticItalic(bool syntheticItalic) { m_syntheticItalic = syntheticItalic; }
+ bool operator==(const FontPlatformData&) const;
const FontPlatformData& operator=(const FontPlatformData&);
- bool operator==(const FontPlatformData& other) const
+ bool isHashTableDeletedValue() const { return m_isHashTableDeletedValue; }
+#if OS(WIN)
+ void setMinSizeForAntiAlias(unsigned size) { m_minSizeForAntiAlias = size; }
+ unsigned minSizeForAntiAlias() const { return m_minSizeForAntiAlias; }
+ void setMinSizeForSubpixel(float size) { m_minSizeForSubpixel = size; }
+ float minSizeForSubpixel() const { return m_minSizeForSubpixel; }
+ void setHinting(SkPaint::Hinting style)
{
- return platformIsEqual(other)
- && m_size == other.m_size
- && m_syntheticBold == other.m_syntheticBold
- && m_syntheticOblique == other.m_syntheticOblique
- && m_isColorBitmapFont == other.m_isColorBitmapFont
- && m_isCompositeFontReference == other.m_isCompositeFontReference
- && m_orientation == other.m_orientation
- && m_widthVariant == other.m_widthVariant;
+ m_style.useAutoHint = 0;
+ m_style.hintStyle = style;
}
+#endif
+ bool fontContainsCharacter(UChar32 character);
- bool isHashTableDeletedValue() const
- {
- return m_font == hashTableDeletedFontValue();
- }
+#if ENABLE(OPENTYPE_VERTICAL)
+ PassRefPtr<OpenTypeVerticalData> verticalData() const;
+ PassRefPtr<SharedBuffer> openTypeTable(uint32_t table) const;
+#endif
-#ifndef NDEBUG
- String description() const;
+#if !OS(MACOSX)
+ // The returned styles are all actual styles without FontRenderStyle::NoPreference.
+ const FontRenderStyle& fontRenderStyle() const { return m_style; }
+ void setupPaint(SkPaint*, GraphicsContext* = 0) const;
+#endif
+
+#if OS(WIN)
+ int paintTextFlags() const { return m_paintTextFlags; }
+#else
+ static void setHinting(SkPaint::Hinting);
+ static void setAutoHint(bool);
+ static void setUseBitmaps(bool);
+ static void setAntiAlias(bool);
+ static void setSubpixelRendering(bool);
#endif
private:
- bool platformIsEqual(const FontPlatformData&) const;
- void platformDataInit(const FontPlatformData&);
- const FontPlatformData& platformDataAssign(const FontPlatformData&);
-#if OS(MACOSX)
+#if !OS(MACOSX)
+ bool static defaultUseSubpixelPositioning();
+ void querySystemForRenderStyle(bool useSkiaSubpixelPositioning);
+#else
// Load various data about the font specified by |nsFont| with the size fontSize into the following output paramters:
// Note: Callers should always take into account that for the Chromium port, |outNSFont| isn't necessarily the same
// font as |nsFont|. This because the sandbox may block loading of the original font.
// The caller is responsible for calling CFRelease() on this parameter when done with it.
// * cgFont - CGFontRef representing the input font at the specified point size.
void loadFont(NSFont*, float fontSize, NSFont*& outNSFont, CGFontRef&);
- static NSFont* hashTableDeletedFontValue() { return reinterpret_cast<NSFont *>(-1); }
+ void platformDataInit(const FontPlatformData&);
+ const FontPlatformData& platformDataAssign(const FontPlatformData&);
+ bool isAATFont(CTFontRef) const;
+#endif
+
+ mutable RefPtr<SkTypeface> m_typeface;
+#if !OS(WIN)
+ CString m_family;
#endif
public:
+ float m_textSize;
bool m_syntheticBold;
- bool m_syntheticOblique;
+ bool m_syntheticItalic;
FontOrientation m_orientation;
- float m_size;
+#if OS(MACOSX)
+ bool m_isColorBitmapFont;
+ bool m_isCompositeFontReference;
+#endif
FontWidthVariant m_widthVariant;
-
private:
+#if OS(MACOSX)
NSFont* m_font;
RetainPtr<CGFontRef> m_cgFont;
mutable RetainPtr<CTFontRef> m_CTFont;
-
RefPtr<MemoryActivatedFont> m_inMemoryFont;
- RefPtr<HarfBuzzFace> m_harfBuzzFace;
- mutable RefPtr<SkTypeface> m_typeface;
+#else
+ FontRenderStyle m_style;
+#endif
- bool m_isColorBitmapFont;
- bool m_isCompositeFontReference;
+ mutable RefPtr<HarfBuzzFace> m_harfBuzzFace;
+ bool m_isHashTableDeletedValue;
+#if OS(WIN)
+ int m_paintTextFlags;
+ bool m_useSubpixelPositioning;
+ unsigned m_minSizeForAntiAlias;
+ float m_minSizeForSubpixel;
+#endif
};
} // namespace blink
-#endif // FontPlatformData_h
-
-#endif
+#endif // ifdef FontPlatformData_h