/*
- * Copyright (C) 2010 Google, Inc.
+ * Copyright © 2010 Google, Inc.
*
* This is part of HarfBuzz, a text shaping library.
*
#ifndef HB_OT_SHAPE_PRIVATE_HH
#define HB_OT_SHAPE_PRIVATE_HH
-#include "hb-private.h"
+#include "hb-private.hh"
#include "hb-ot-shape.h"
-#include "hb-ot-shape-complex-private.hh"
#include "hb-ot-map-private.hh"
+#include "hb-ot-shape-complex-private.hh"
HB_BEGIN_DECLS
+
+enum hb_ot_complex_shaper_t;
+
+struct hb_ot_shape_plan_t
+{
+ friend struct hb_ot_shape_planner_t;
+
+ hb_ot_map_t map;
+ hb_ot_complex_shaper_t shaper;
+
+ hb_ot_shape_plan_t (void) : map () {}
+ ~hb_ot_shape_plan_t (void) { map.finish (); }
+
+ private:
+ NO_COPY (hb_ot_shape_plan_t);
+};
+
+struct hb_ot_shape_planner_t
+{
+ hb_ot_map_builder_t map;
+ hb_ot_complex_shaper_t shaper;
+
+ hb_ot_shape_planner_t (void) : map () {}
+ ~hb_ot_shape_planner_t (void) { map.finish (); }
+
+ inline void compile (hb_face_t *face,
+ const hb_segment_properties_t *props,
+ struct hb_ot_shape_plan_t &plan)
+ {
+ plan.shaper = shaper;
+ map.compile (face, props, plan.map);
+ }
+
+ private:
+ NO_COPY (hb_ot_shape_planner_t);
+};
+
+
struct hb_ot_shape_context_t
{
/* Input to hb_ot_shape_execute() */
unsigned int num_user_features;
/* Transient stuff */
- hb_direction_t original_direction;
+ hb_direction_t target_direction;
hb_bool_t applied_substitute_complex;
hb_bool_t applied_position_complex;
};