external/webkit r30707

1 files changed, 86 insertions, 0 deletions

diff --git a/WebCore/loader/CachedFont.h b/WebCore/loader/CachedFont.h
new file mode 100644
index 0000000..c2b06f7
--- /dev/null
+++ b/WebCore/loader/CachedFont.h
@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2007 Apple 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:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 APPLE COMPUTER, INC. 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. 
+ */
+
+#ifndef CachedFont_h
+#define CachedFont_h
+
+#include "CachedResource.h"
+#include <wtf/Vector.h>
+
+#if ENABLE(SVG_FONTS)
+#include "SVGElement.h"
+#include "SVGDocument.h"
+#endif
+
+namespace WebCore {
+
+class DocLoader;
+class Cache;
+class FontCustomPlatformData;
+class FontPlatformData;
+class SVGFontElement;
+
+class CachedFont : public CachedResource {
+public:
+    CachedFont(DocLoader*, const String& url);
+    virtual ~CachedFont();
+
+    virtual void ref(CachedResourceClient*);
+    virtual void data(PassRefPtr<SharedBuffer> data, bool allDataReceived);
+    virtual void error();
+
+    virtual void allReferencesRemoved();
+
+    virtual bool schedule() const { return true; }
+
+    void checkNotify();
+
+    void beginLoadIfNeeded(DocLoader* dl);
+
+    bool ensureCustomFontData();
+    FontPlatformData platformDataFromCustomData(float size, bool bold, bool italic);
+
+#if ENABLE(SVG_FONTS)
+    bool isSVGFont() const { return m_isSVGFont; }
+    void setSVGFont(bool isSVG) { m_isSVGFont = isSVG; }
+    bool ensureSVGFontData();
+    SVGFontElement* getSVGFontById(const String&) const;
+#endif
+
+private:
+    FontCustomPlatformData* m_fontData;
+    bool m_loadInitiated;
+
+#if ENABLE(SVG_FONTS)
+    bool m_isSVGFont;
+    RefPtr<SVGDocument> m_externalSVGDocument;
+#endif
+
+    friend class Cache;
+};
+
+}
+
+#endif