diff -r 000000000000 -r 6474c204b198 gfx/ots/src/fpgm.cc --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gfx/ots/src/fpgm.cc Wed Dec 31 06:09:35 2014 +0100 @@ -0,0 +1,52 @@ +// Copyright (c) 2009 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include "fpgm.h" + +// fpgm - Font Program +// http://www.microsoft.com/typography/otspec/fpgm.htm + +#define TABLE_NAME "fpgm" + +namespace ots { + +bool ots_fpgm_parse(OpenTypeFile *file, const uint8_t *data, size_t length) { + Buffer table(data, length); + + OpenTypeFPGM *fpgm = new OpenTypeFPGM; + file->fpgm = fpgm; + + if (length >= 128 * 1024u) { + return OTS_FAILURE_MSG("length (%ld) > 120", length); // almost all fpgm tables are less than 5k bytes. + } + + if (!table.Skip(length)) { + return OTS_FAILURE_MSG("Bad fpgm length"); + } + + fpgm->data = data; + fpgm->length = length; + return true; +} + +bool ots_fpgm_should_serialise(OpenTypeFile *file) { + if (!file->glyf) return false; // this table is not for CFF fonts. + return g_transcode_hints && file->fpgm; +} + +bool ots_fpgm_serialise(OTSStream *out, OpenTypeFile *file) { + const OpenTypeFPGM *fpgm = file->fpgm; + + if (!out->Write(fpgm->data, fpgm->length)) { + return OTS_FAILURE_MSG("Failed to write fpgm"); + } + + return true; +} + +void ots_fpgm_free(OpenTypeFile *file) { + delete file->fpgm; +} + +} // namespace ots