1 files changed, 105 insertions, 0 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-ot-var.h b/src/3rdparty/harfbuzz-ng/src/hb-ot-var.h
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index 0000000000..a2c0c5f2b0
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+++ b/src/3rdparty/harfbuzz-ng/src/hb-ot-var.h
@@ -0,0 +1,105 @@
+/*
+ * 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.
+ *
+ * Red Hat Author(s): Behdad Esfahbod
+ */
+
+#ifndef HB_OT_H_IN
+#error "Include <hb-ot.h> instead."
+#endif
+
+#ifndef HB_OT_VAR_H
+#define HB_OT_VAR_H
+
+#include "hb.h"
+
+HB_BEGIN_DECLS
+
+
+#define HB_OT_TAG_VAR_AXIS_ITALIC	HB_TAG('i','t','a','l')
+#define HB_OT_TAG_VAR_AXIS_OPTICAL_SIZE	HB_TAG('o','p','s','z')
+#define HB_OT_TAG_VAR_AXIS_SLANT	HB_TAG('s','l','n','t')
+#define HB_OT_TAG_VAR_AXIS_WIDTH	HB_TAG('w','d','t','h')
+#define HB_OT_TAG_VAR_AXIS_WEIGHT	HB_TAG('w','g','h','t')
+
+
+/*
+ * fvar / avar
+ */
+
+/**
+ * hb_ot_var_axis_t:
+ *
+ * Since: 1.4.2
+ */
+typedef struct hb_ot_var_axis_t {
+  hb_tag_t tag;
+  unsigned int name_id;
+  float min_value;
+  float default_value;
+  float max_value;
+} hb_ot_var_axis_t;
+
+HB_EXTERN hb_bool_t
+hb_ot_var_has_data (hb_face_t *face);
+
+/**
+ * HB_OT_VAR_NO_AXIS_INDEX:
+ *
+ * Since: 1.4.2
+ */
+#define HB_OT_VAR_NO_AXIS_INDEX		0xFFFFFFFFu
+
+HB_EXTERN unsigned int
+hb_ot_var_get_axis_count (hb_face_t *face);
+
+HB_EXTERN unsigned int
+hb_ot_var_get_axes (hb_face_t        *face,
+		    unsigned int      start_offset,
+		    unsigned int     *axes_count /* IN/OUT */,
+		    hb_ot_var_axis_t *axes_array /* OUT */);
+
+HB_EXTERN hb_bool_t
+hb_ot_var_find_axis (hb_face_t        *face,
+		     hb_tag_t          axis_tag,
+		     unsigned int     *axis_index,
+		     hb_ot_var_axis_t *axis_info);
+
+
+HB_EXTERN void
+hb_ot_var_normalize_variations (hb_face_t            *face,
+				const hb_variation_t *variations, /* IN */
+				unsigned int          variations_length,
+				int                  *coords, /* OUT */
+				unsigned int          coords_length);
+
+HB_EXTERN void
+hb_ot_var_normalize_coords (hb_face_t    *face,
+			    unsigned int coords_length,
+			    const float *design_coords, /* IN */
+			    int *normalized_coords /* OUT */);
+
+
+HB_END_DECLS
+
+#endif /* HB_OT_VAR_H */