2010-10-07 00:59:18 -07:00
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// Copyright (c) 2009 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "hmtx.h"
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#include "hhea.h"
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#include "maxp.h"
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// hmtx - Horizontal Metrics
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// http://www.microsoft.com/opentype/otspec/hmtx.htm
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namespace ots {
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2011-04-26 08:29:36 -07:00
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bool ots_hmtx_parse(OpenTypeFile *file, const uint8_t *data, size_t length) {
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2010-10-07 00:59:18 -07:00
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Buffer table(data, length);
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OpenTypeHMTX *hmtx = new OpenTypeHMTX;
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2011-04-26 08:29:36 -07:00
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file->hmtx = hmtx;
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2010-10-07 00:59:18 -07:00
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2011-04-26 08:29:36 -07:00
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if (!file->hhea || !file->maxp) {
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2010-10-07 00:59:18 -07:00
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return OTS_FAILURE();
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}
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2011-04-26 08:29:36 -07:00
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if (!ParseMetricsTable(&table, file->maxp->num_glyphs,
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&file->hhea->header, &hmtx->metrics)) {
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2010-10-07 00:59:18 -07:00
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return OTS_FAILURE();
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}
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return true;
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}
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bool ots_hmtx_should_serialise(OpenTypeFile *file) {
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2011-04-26 08:29:36 -07:00
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return file->hmtx != NULL;
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2011-03-24 13:11:38 -07:00
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}
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2010-10-07 00:59:18 -07:00
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2011-04-26 08:29:36 -07:00
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bool ots_hmtx_serialise(OTSStream *out, OpenTypeFile *file) {
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if (!SerialiseMetricsTable(out, &file->hmtx->metrics)) {
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return OTS_FAILURE();
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2010-10-07 00:59:18 -07:00
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}
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return true;
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}
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void ots_hmtx_free(OpenTypeFile *file) {
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delete file->hmtx;
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}
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} // namespace ots
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