[var] Start adding HVAR/VVAR
diff --git a/src/Makefile.sources b/src/Makefile.sources
index c74147c..8d7f1a0 100644
--- a/src/Makefile.sources
+++ b/src/Makefile.sources
@@ -111,6 +111,7 @@
hb-ot-var.cc \
hb-ot-var-avar-table.hh \
hb-ot-var-fvar-table.hh \
+ hb-ot-var-hvar-table.hh \
$(NULL)
HB_OT_headers = \
diff --git a/src/hb-ot-font.cc b/src/hb-ot-font.cc
index f84dbc2..c7286b7 100644
--- a/src/hb-ot-font.cc
+++ b/src/hb-ot-font.cc
@@ -37,6 +37,7 @@
#include "hb-ot-hhea-table.hh"
#include "hb-ot-hmtx-table.hh"
#include "hb-ot-os2-table.hh"
+#include "hb-ot-var-hvar-table.hh"
//#include "hb-ot-post-table.hh"
diff --git a/src/hb-ot-var-avar-table.hh b/src/hb-ot-var-avar-table.hh
index 7c8449a..ace0f5f 100644
--- a/src/hb-ot-var-avar-table.hh
+++ b/src/hb-ot-var-avar-table.hh
@@ -28,7 +28,6 @@
#define HB_OT_VAR_AVAR_TABLE_HH
#include "hb-open-type-private.hh"
-#include "hb-ot-var.h"
namespace OT {
diff --git a/src/hb-ot-var-fvar-table.hh b/src/hb-ot-var-fvar-table.hh
index 0c48769..9f6fb32 100644
--- a/src/hb-ot-var-fvar-table.hh
+++ b/src/hb-ot-var-fvar-table.hh
@@ -28,7 +28,6 @@
#define HB_OT_VAR_FVAR_TABLE_HH
#include "hb-open-type-private.hh"
-#include "hb-ot-var.h"
namespace OT {
diff --git a/src/hb-ot-var-hvar-table.hh b/src/hb-ot-var-hvar-table.hh
new file mode 100644
index 0000000..0cb24d2
--- /dev/null
+++ b/src/hb-ot-var-hvar-table.hh
@@ -0,0 +1,115 @@
+/*
+ * Copyright © 2017 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_VAR_HVAR_TABLE_HH
+#define HB_OT_VAR_HVAR_TABLE_HH
+
+#include "hb-ot-layout-common-private.hh"
+
+
+namespace OT {
+
+
+struct DeltaSetIndexMap
+{
+ inline bool sanitize (hb_sanitize_context_t *c) const
+ {
+ TRACE_SANITIZE (this);
+ return_trace (c->check_struct (this) &&
+ c->check_array (this, 1, 12));
+ }
+
+ USHORT x;
+ public:
+ DEFINE_SIZE_STATIC (2);
+};
+
+
+/*
+ * HVAR -- The Horizontal Metrics Variations Table
+ * VVAR -- The Vertical Metrics Variations Table
+ */
+
+#define HB_OT_TAG_HVAR HB_TAG('H','V','A','R')
+#define HB_OT_TAG_VVAR HB_TAG('V','V','A','R')
+
+struct HVARVVAR
+{
+ static const hb_tag_t HVARTag = HB_OT_TAG_hmtx;
+ static const hb_tag_t VVARTag = HB_OT_TAG_vmtx;
+
+ inline bool sanitize (hb_sanitize_context_t *c) const
+ {
+ TRACE_SANITIZE (this);
+ return_trace (version.sanitize (c) &&
+ likely (version.major == 1) &&
+ varStore.sanitize (c, this) &&
+ advMap.sanitize (c, this) &&
+ lsbMap.sanitize (c, this) &&
+ rsbMap.sanitize (c, this));
+ }
+
+ protected:
+ FixedVersion<>version; /* Version of the metrics variation table
+ * initially set to 0x00010000u */
+ LOffsetTo<VariationStore>
+ varStore; /* Offset to item variation store table. */
+ LOffsetTo<DeltaSetIndexMap>
+ advMap; /* Offset to advance var-idx mapping. */
+ LOffsetTo<DeltaSetIndexMap>
+ lsbMap; /* Offset to lsb/tsb var-idx mapping. */
+ LOffsetTo<DeltaSetIndexMap>
+ rsbMap; /* Offset to rsb/bsb var-idx mapping. */
+
+ public:
+ DEFINE_SIZE_STATIC (20);
+};
+
+struct HVAR : HVARVVAR {
+ static const hb_tag_t tableTag = HB_OT_TAG_HVAR;
+};
+struct VVAR : HVARVVAR {
+ static const hb_tag_t tableTag = HB_OT_TAG_VVAR;
+
+ inline bool sanitize (hb_sanitize_context_t *c) const
+ {
+ TRACE_SANITIZE (this);
+ return_trace (static_cast<const HVARVVAR *> (this)->sanitize (c) &&
+ vorgMap.sanitize (c, this));
+ }
+
+ protected:
+ LOffsetTo<DeltaSetIndexMap>
+ vorgMap; /* Offset to vertical-origin var-idx mapping. */
+
+ public:
+ DEFINE_SIZE_STATIC (24);
+};
+
+} /* namespace OT */
+
+
+#endif /* HB_OT_VAR_HVAR_TABLE_HH */
