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/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkOTUtils_DEFINED
#define SkOTUtils_DEFINED
#include "SkOTTableTypes.h"
class SkStream;
struct SkOTUtils {
/**
* Calculates the OpenType checksum for data.
*/
static uint32_t CalcTableChecksum(SK_OT_ULONG *data, size_t length);
/**
* Renames an sfnt font. On failure (invalid data or not an sfnt font)
* returns NULL.
*
* Essentially, this removes any existing 'name' table and replaces it
* with a new one in which FontFamilyName, FontSubfamilyName,
* UniqueFontIdentifier, FullFontName, and PostscriptName are fontName.
*
* The new 'name' table records will be written with the Windows,
* UnicodeBMPUCS2, and English_UnitedStates settings.
*
* fontName and fontNameLen must be specified in terms of ASCII chars.
*/
static SkData* RenameFont(SkStream* fontData,
const char* fontName, int fontNameLen);
};
#endif
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