[embolden] Rename to hb-outline

src/Makefile.sources

@@ -85,6 +85,8 @@ HB_BASE_sources = \
 	hb-ot-layout-common.hh \
 	hb-ot-layout-gdef-table.hh \
 	hb-ot-layout-gpos-table.hh \
+	hb-outline.hh \
+	hb-outline.cc \
 	hb-paint.cc \
 	hb-paint.hh \
 	hb-paint-extents.cc \

src/harfbuzz-subset.cc

@@ -41,6 +41,7 @@
 #include "hb-ot-shaper-vowel-constraints.cc"
 #include "hb-ot-tag.cc"
 #include "hb-ot-var.cc"
+#include "hb-outline.cc"
 #include "hb-paint-extents.cc"
 #include "hb-paint.cc"
 #include "hb-set.cc"

src/harfbuzz.cc

@@ -46,6 +46,7 @@
 #include "hb-ot-shaper-vowel-constraints.cc"
 #include "hb-ot-tag.cc"
 #include "hb-ot-var.cc"
+#include "hb-outline.cc"
 #include "hb-paint-extents.cc"
 #include "hb-paint.cc"
 #include "hb-set.cc"

src/hb-ot-font.cc

@@ -34,7 +34,7 @@
 #include "hb-font.hh"
 #include "hb-machinery.hh"
 #include "hb-ot-face.hh"
-#include "hb-draw-embolden.hh"
+#include "hb-outline.hh"
 
 #include "hb-ot-cmap-table.hh"
 #include "hb-ot-glyf-table.hh"

src/hb-outline.cc

@@ -22,58 +22,14 @@
  * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
  */
 
-#ifndef HB_DRAW_EMBOLDEN_HH
-#define HB_DRAW_EMBOLDEN_HH
-
 #include "hb.hh"
 
-#include "hb-draw.hh"
+#ifndef HB_NO_OUTLINE
 
+#include "hb-outline.hh"
 
-struct hb_outline_point_t
+#include "hb-machinery.hh"
-{
-  enum class type_t
-  {
-    MOVE_TO,
-    LINE_TO,
-    QUADRATIC_TO,
-    CUBIC_TO,
-  };
 
-  hb_outline_point_t (float x, float y, type_t type) :
-    x (x), y (y), type (type) {}
-
-  float x, y;
-  type_t type;
-};
-
-struct hb_outline_vector_t
-{
-  float normalize_len ()
-  {
-    float len = hypotf (x, y);
-    if (len)
-    {
-      x /= len;
-      y /= len;
-    }
-    return len;
-  }
-
-  float x, y;
-};
-
-struct hb_outline_t
-{
-  void reset () { points.shrink (0, false); contours.resize (0); }
-
-  HB_INTERNAL void replay (hb_draw_funcs_t *pen, void *pen_data) const;
-  HB_INTERNAL float area () const;
-  HB_INTERNAL void embolden (float x_strength, float y_strength);
-
-  hb_vector_t<hb_outline_point_t> points;
-  hb_vector_t<unsigned> contours;
-};
 
 void hb_outline_t::replay (hb_draw_funcs_t *pen, void *pen_data) const
 {
@@ -347,11 +303,11 @@ void free_static_outline_recording_pen_funcs ()
   static_outline_recording_pen_funcs.free_instance ();
 }
 
-static hb_draw_funcs_t *
+hb_draw_funcs_t *
 hb_outline_recording_pen_get_funcs ()
 {
   return static_outline_recording_pen_funcs.get_unconst ();
 }
 
 
-#endif /* HB_DRAW_EMBOLDEN_HH */
+#endif

src/hb-outline.hh

@@ -0,0 +1,82 @@
+/*
+ * Copyright © 2023  Behdad Esfahbod
+ *
+ *  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.
+ */
+
+#ifndef HB_OUTLINE_HH
+#define HB_OUTLINE_HH
+
+#include "hb.hh"
+
+#include "hb-draw.hh"
+
+
+struct hb_outline_point_t
+{
+  enum class type_t
+  {
+    MOVE_TO,
+    LINE_TO,
+    QUADRATIC_TO,
+    CUBIC_TO,
+  };
+
+  hb_outline_point_t (float x, float y, type_t type) :
+    x (x), y (y), type (type) {}
+
+  float x, y;
+  type_t type;
+};
+
+struct hb_outline_vector_t
+{
+  float normalize_len ()
+  {
+    float len = hypotf (x, y);
+    if (len)
+    {
+      x /= len;
+      y /= len;
+    }
+    return len;
+  }
+
+  float x, y;
+};
+
+struct hb_outline_t
+{
+  void reset () { points.shrink (0, false); contours.resize (0); }
+
+  HB_INTERNAL void replay (hb_draw_funcs_t *pen, void *pen_data) const;
+  HB_INTERNAL float area () const;
+  HB_INTERNAL void embolden (float x_strength, float y_strength);
+
+  hb_vector_t<hb_outline_point_t> points;
+  hb_vector_t<unsigned> contours;
+};
+
+HB_INTERNAL hb_draw_funcs_t *
+hb_outline_recording_pen_get_funcs ();
+
+
+#endif /* HB_OUTLINE_HH */

src/meson.build

@@ -94,6 +94,8 @@ hb_base_sources = files(
   'hb-ot-layout-gdef-table.hh',
   'hb-ot-layout-gpos-table.hh',
   'hb-ot-layout-gsub-table.hh',
+  'hb-outline.hh',
+  'hb-outline.cc',
   'OT/Color/CBDT/CBDT.hh',
   'OT/Color/COLR/COLR.hh',
   'OT/Color/CPAL/CPAL.hh',