Refactor to keep hb-object-private.h and hb-open-type.h separate
Needed to be able to include <Windows.h> from hb-object-private.h.
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d4141a44b9
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@ -26,12 +26,12 @@
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#include "hb-private.hh"
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#include "hb-private.hh"
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#include "hb-ot-layout-private.hh"
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#include "hb-font-private.hh"
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#include "hb-font-private.hh"
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#include "hb-blob-private.hh"
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#include "hb-blob-private.hh"
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#include "hb-open-file-private.hh"
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#include "hb-open-file-private.hh"
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#include "hb-ot-layout-private.hh"
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#include <string.h>
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#include <string.h>
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HB_BEGIN_DECLS
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HB_BEGIN_DECLS
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@ -293,9 +293,6 @@ static hb_face_t _hb_face_nil = {
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NULL, /* user_data */
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NULL, /* user_data */
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NULL, /* destroy */
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NULL, /* destroy */
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NULL, /* head_blob */
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NULL, /* head_table */
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NULL /* ot_layout */
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NULL /* ot_layout */
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};
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};
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@ -317,10 +314,7 @@ hb_face_create_for_tables (hb_get_table_func_t get_table,
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face->user_data = user_data;
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face->user_data = user_data;
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face->destroy = destroy;
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face->destroy = destroy;
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face->ot_layout = _hb_ot_layout_new (face);
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face->ot_layout = _hb_ot_layout_create (face);
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face->head_blob = Sanitizer<head>::sanitize (hb_face_reference_table (face, HB_OT_TAG_head));
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face->head_table = Sanitizer<head>::lock_instance (face->head_blob);
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return face;
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return face;
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}
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}
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@ -399,10 +393,7 @@ hb_face_destroy (hb_face_t *face)
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{
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{
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if (!hb_object_destroy (face)) return;
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if (!hb_object_destroy (face)) return;
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_hb_ot_layout_free (face->ot_layout);
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_hb_ot_layout_destroy (face->ot_layout);
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hb_blob_unlock (face->head_blob);
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hb_blob_destroy (face->head_blob);
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if (face->destroy)
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if (face->destroy)
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face->destroy (face->user_data);
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face->destroy (face->user_data);
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@ -446,7 +437,7 @@ hb_face_reference_table (hb_face_t *face,
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unsigned int
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unsigned int
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hb_face_get_upem (hb_face_t *face)
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hb_face_get_upem (hb_face_t *face)
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{
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{
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return (face->head_table ? face->head_table : &Null(head))->get_upem ();
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return _hb_ot_layout_get_upem (face);
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}
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}
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@ -30,7 +30,6 @@
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#include "hb-private.hh"
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#include "hb-private.hh"
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#include "hb-ot-layout.h"
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#include "hb-ot-layout.h"
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#include "hb-ot-head-private.hh"
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#include "hb-font-private.hh"
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#include "hb-font-private.hh"
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#include "hb-buffer-private.hh"
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#include "hb-buffer-private.hh"
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@ -38,10 +37,13 @@
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HB_BEGIN_DECLS
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HB_BEGIN_DECLS
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/*
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* GDEF
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*/
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/* buffer var allocations */
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/* buffer var allocations */
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#define props_cache() var1.u16[1] /* glyph_props cache */
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#define props_cache() var1.u16[1] /* glyph_props cache */
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/* XXX cleanup */
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/* XXX cleanup */
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typedef enum {
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typedef enum {
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HB_OT_LAYOUT_GLYPH_CLASS_UNCLASSIFIED = 0x0001,
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HB_OT_LAYOUT_GLYPH_CLASS_UNCLASSIFIED = 0x0001,
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@ -52,46 +54,6 @@ typedef enum {
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} hb_ot_layout_glyph_class_t;
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} hb_ot_layout_glyph_class_t;
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/*
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* hb_ot_layout_t
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*/
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struct hb_ot_layout_t
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{
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hb_blob_t *gdef_blob;
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hb_blob_t *gsub_blob;
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hb_blob_t *gpos_blob;
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const struct GDEF *gdef;
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const struct GSUB *gsub;
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const struct GPOS *gpos;
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};
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struct hb_ot_layout_context_t
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{
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hb_face_t *face;
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hb_font_t *font;
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/* Convert from font-space to user-space */
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inline hb_position_t scale_x (int16_t v) { return scale (v, this->font->x_scale); }
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inline hb_position_t scale_y (int16_t v) { return scale (v, this->font->y_scale); }
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private:
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inline hb_position_t scale (int16_t v, int scale) { return v * (int64_t) scale / this->face->head_table->get_upem (); }
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};
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HB_INTERNAL hb_ot_layout_t *
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_hb_ot_layout_new (hb_face_t *face);
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HB_INTERNAL void
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_hb_ot_layout_free (hb_ot_layout_t *layout);
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/*
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* GDEF
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*/
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HB_INTERNAL unsigned int
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HB_INTERNAL unsigned int
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_hb_ot_layout_get_glyph_property (hb_face_t *face,
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_hb_ot_layout_get_glyph_property (hb_face_t *face,
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hb_glyph_info_t *info);
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hb_glyph_info_t *info);
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@ -109,6 +71,52 @@ _hb_ot_layout_skip_mark (hb_face_t *face,
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unsigned int *property_out);
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unsigned int *property_out);
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/*
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* head
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*/
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HB_INTERNAL unsigned int
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_hb_ot_layout_get_upem (hb_face_t *face);
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/*
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* hb_ot_layout_t
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*/
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struct hb_ot_layout_t
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{
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hb_blob_t *gdef_blob;
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hb_blob_t *gsub_blob;
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hb_blob_t *gpos_blob;
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hb_blob_t *head_blob;
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const struct GDEF *gdef;
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const struct GSUB *gsub;
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const struct GPOS *gpos;
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const struct head *head;
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};
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struct hb_ot_layout_context_t
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{
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hb_face_t *face;
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hb_font_t *font;
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/* Convert from font-space to user-space */
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inline hb_position_t scale_x (int16_t v) { return scale (v, this->font->x_scale); }
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inline hb_position_t scale_y (int16_t v) { return scale (v, this->font->y_scale); }
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private:
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inline hb_position_t scale (int16_t v, int scale) { return v * (int64_t) scale / _hb_ot_layout_get_upem (this->face); }
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};
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HB_INTERNAL hb_ot_layout_t *
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_hb_ot_layout_create (hb_face_t *face);
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HB_INTERNAL void
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_hb_ot_layout_destroy (hb_ot_layout_t *layout);
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HB_END_DECLS
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HB_END_DECLS
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#endif /* HB_OT_LAYOUT_PRIVATE_HH */
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#endif /* HB_OT_LAYOUT_PRIVATE_HH */
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@ -33,6 +33,7 @@
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#include "hb-ot-layout-gdef-private.hh"
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#include "hb-ot-layout-gdef-private.hh"
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#include "hb-ot-layout-gsub-private.hh"
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#include "hb-ot-layout-gsub-private.hh"
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#include "hb-ot-layout-gpos-private.hh"
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#include "hb-ot-layout-gpos-private.hh"
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#include "hb-ot-head-private.hh"
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#include <stdlib.h>
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#include <stdlib.h>
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@ -42,7 +43,7 @@ HB_BEGIN_DECLS
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hb_ot_layout_t *
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hb_ot_layout_t *
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_hb_ot_layout_new (hb_face_t *face)
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_hb_ot_layout_create (hb_face_t *face)
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{
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{
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/* Remove this object altogether */
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/* Remove this object altogether */
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hb_ot_layout_t *layout = (hb_ot_layout_t *) calloc (1, sizeof (hb_ot_layout_t));
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hb_ot_layout_t *layout = (hb_ot_layout_t *) calloc (1, sizeof (hb_ot_layout_t));
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@ -56,19 +57,24 @@ _hb_ot_layout_new (hb_face_t *face)
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layout->gpos_blob = Sanitizer<GPOS>::sanitize (hb_face_reference_table (face, HB_OT_TAG_GPOS));
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layout->gpos_blob = Sanitizer<GPOS>::sanitize (hb_face_reference_table (face, HB_OT_TAG_GPOS));
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layout->gpos = Sanitizer<GPOS>::lock_instance (layout->gpos_blob);
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layout->gpos = Sanitizer<GPOS>::lock_instance (layout->gpos_blob);
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layout->head_blob = Sanitizer<head>::sanitize (hb_face_reference_table (face, HB_OT_TAG_head));
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layout->head = Sanitizer<head>::lock_instance (layout->head_blob);
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return layout;
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return layout;
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}
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}
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void
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void
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_hb_ot_layout_free (hb_ot_layout_t *layout)
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_hb_ot_layout_destroy (hb_ot_layout_t *layout)
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{
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{
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hb_blob_unlock (layout->gdef_blob);
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hb_blob_unlock (layout->gdef_blob);
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hb_blob_unlock (layout->gsub_blob);
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hb_blob_unlock (layout->gsub_blob);
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hb_blob_unlock (layout->gpos_blob);
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hb_blob_unlock (layout->gpos_blob);
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hb_blob_unlock (layout->head_blob);
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hb_blob_destroy (layout->gdef_blob);
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hb_blob_destroy (layout->gdef_blob);
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hb_blob_destroy (layout->gsub_blob);
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hb_blob_destroy (layout->gsub_blob);
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hb_blob_destroy (layout->gpos_blob);
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hb_blob_destroy (layout->gpos_blob);
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hb_blob_destroy (layout->head_blob);
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free (layout);
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free (layout);
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}
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}
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@ -78,18 +84,21 @@ _get_gdef (hb_face_t *face)
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{
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{
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return likely (face->ot_layout && face->ot_layout->gdef) ? *face->ot_layout->gdef : Null(GDEF);
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return likely (face->ot_layout && face->ot_layout->gdef) ? *face->ot_layout->gdef : Null(GDEF);
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}
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}
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static inline const GSUB&
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static inline const GSUB&
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_get_gsub (hb_face_t *face)
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_get_gsub (hb_face_t *face)
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{
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{
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return likely (face->ot_layout && face->ot_layout->gsub) ? *face->ot_layout->gsub : Null(GSUB);
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return likely (face->ot_layout && face->ot_layout->gsub) ? *face->ot_layout->gsub : Null(GSUB);
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}
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}
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static inline const GPOS&
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static inline const GPOS&
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_get_gpos (hb_face_t *face)
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_get_gpos (hb_face_t *face)
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{
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{
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return likely (face->ot_layout && face->ot_layout->gpos) ? *face->ot_layout->gpos : Null(GPOS);
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return likely (face->ot_layout && face->ot_layout->gpos) ? *face->ot_layout->gpos : Null(GPOS);
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}
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}
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static inline const head&
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_get_head (hb_face_t *face)
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{
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return likely (face->ot_layout && face->ot_layout->head) ? *face->ot_layout->head : Null(head);
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}
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/*
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/*
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@ -486,4 +495,15 @@ hb_ot_layout_position_finish (hb_buffer_t *buffer)
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}
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}
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/*
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* head
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*/
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unsigned int
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_hb_ot_layout_get_upem (hb_face_t *face)
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{
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return _get_head (face).get_upem ();
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}
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HB_END_DECLS
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HB_END_DECLS
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