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+/*
+ * Copyright © 2011,2012  Google, Inc.
+ *
+ *  This is part of HarfBuzz, a text shaping library.
+ *
+ * Permission is hereby granted, without written agreement and without
+ * license or royalty fees, to use, copy, modify, and distribute this
+ * software and its documentation for any purpose, provided that the
+ * above copyright notice and the following two paragraphs appear in
+ * all copies of this software.
+ *
+ * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
+ * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
+ * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
+ * DAMAGE.
+ *
+ * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
+ * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ *
+ * Google Author(s): Behdad Esfahbod
+ */
+
+#ifndef HB_OT_HHEA_TABLE_HH
+#define HB_OT_HHEA_TABLE_HH
+
+#include "hb-open-type-private.hh"
+
+
+namespace OT {
+
+
+/*
+ * hhea -- The Horizontal Header Table
+ */
+
+#define HB_OT_TAG_hhea HB_TAG('h','h','e','a')
+
+
+struct hhea
+{
+  static const hb_tag_t Tag	= HB_OT_TAG_hhea;
+
+  inline bool sanitize (hb_sanitize_context_t *c) {
+    TRACE_SANITIZE (this);
+    return TRACE_RETURN (c->check_struct (this) && likely (version.major == 1));
+  }
+
+  protected:
+  FixedVersion	version;		/* 0x00010000 for version 1.0. */
+  FWORD		ascender;		/* Typographic ascent. <a
+					 * href="http://developer.apple.com/fonts/TTRefMan/RM06/Chap6hhea.html">
+					 * (Distance from baseline of highest
+					 * ascender)</a> */
+  FWORD		descender;		/* Typographic descent. <a
+					 * href="http://developer.apple.com/fonts/TTRefMan/RM06/Chap6hhea.html">
+					 * (Distance from baseline of lowest
+					 * descender)</a> */
+  FWORD		lineGap;		/* Typographic line gap. Negative
+					 * LineGap values are treated as zero
+					 * in Windows 3.1, System 6, and
+					 * System 7. */
+  UFWORD	advanceWidthMax;	/* Maximum advance width value in
+					 * 'hmtx' table. */
+  FWORD		minLeftSideBearing;	/* Minimum left sidebearing value in
+					 * 'hmtx' table. */
+  FWORD		minRightSideBearing;	/* Minimum right sidebearing value;
+					 * calculated as Min(aw - lsb -
+					 * (xMax - xMin)). */
+  FWORD		xMaxExtent;		/* Max(lsb + (xMax - xMin)). */
+  SHORT		caretSlopeRise;		/* Used to calculate the slope of the
+					 * cursor (rise/run); 1 for vertical. */
+  SHORT		caretSlopeRun;		/* 0 for vertical. */
+  SHORT		caretOffset;		/* The amount by which a slanted
+					 * highlight on a glyph needs
+					 * to be shifted to produce the
+					 * best appearance. Set to 0 for
+					 * non--slanted fonts */
+  SHORT		reserved1;		/* set to 0 */
+  SHORT		reserved2;		/* set to 0 */
+  SHORT		reserved3;		/* set to 0 */
+  SHORT		reserved4;		/* set to 0 */
+  SHORT		metricDataFormat;	/* 0 for current format. */
+  USHORT	numberOfHMetrics;	/* Number of hMetric entries in 'hmtx'
+					 * table */
+  public:
+  DEFINE_SIZE_STATIC (36);
+};
+
+
+} /* namespace OT */
+
+
+#endif /* HB_OT_HHEA_TABLE_HH */