forked from enlightenment/efl
95 lines
8.7 KiB
C
95 lines
8.7 KiB
C
#ifndef _EVAS_FONT_H
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#define _EVAS_FONT_H
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#include "evas_text_utils.h"
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/* The tangent of the slant angle we do on runtime. */
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#define _EVAS_FONT_SLANT_TAN 0.221694663
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/* main */
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EAPI void evas_common_font_init (void);
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EAPI void evas_common_font_shutdown (void);
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EAPI void evas_common_font_font_all_unload (void);
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EAPI int evas_common_font_ascent_get (RGBA_Font *fn);
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EAPI int evas_common_font_descent_get (RGBA_Font *fn);
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EAPI int evas_common_font_max_ascent_get (RGBA_Font *fn);
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EAPI int evas_common_font_max_descent_get (RGBA_Font *fn);
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EAPI int evas_common_font_instance_ascent_get (RGBA_Font_Int *fi);
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EAPI int evas_common_font_instance_descent_get (RGBA_Font_Int *fi);
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EAPI int evas_common_font_instance_max_ascent_get (RGBA_Font_Int *fi);
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EAPI int evas_common_font_instance_max_descent_get (RGBA_Font_Int *fi);
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EAPI int evas_common_font_instance_underline_position_get (RGBA_Font_Int *fi);
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EAPI int evas_common_font_instance_underline_thickness_get (RGBA_Font_Int *fi);
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EAPI int evas_common_font_get_line_advance (RGBA_Font *fn);
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void *evas_common_font_freetype_face_get(RGBA_Font *font); /* XXX: Not EAPI on purpose. Not ment to be used in modules. */
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/* draw */
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typedef Eina_Bool (*Evas_Common_Font_Draw_Cb)(RGBA_Image *dst, RGBA_Draw_Context *dc, int x, int y, Evas_Glyph_Array *glyphs, RGBA_Gfx_Func func, int ext_x, int ext_y, int ext_w, int ext_h, int im_w, int im_h);
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EAPI Eina_Bool evas_common_font_draw_cb (RGBA_Image *dst, RGBA_Draw_Context *dc, int x, int y, Evas_Glyph_Array *glyphs, Evas_Common_Font_Draw_Cb cb);
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EAPI void evas_common_font_draw (RGBA_Image *dst, RGBA_Draw_Context *dc, int x, int y, Evas_Glyph_Array *glyphs);
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EAPI Eina_Bool evas_common_font_rgba_draw (RGBA_Image *dst, RGBA_Draw_Context *dc, int x, int y, Evas_Glyph_Array *glyphs, RGBA_Gfx_Func func, int ext_x, int ext_y, int ext_w, int ext_h, int im_w, int im_h);
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EAPI int evas_common_font_glyph_search (RGBA_Font *fn, RGBA_Font_Int **fi_ret, Eina_Unicode gl);
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EAPI RGBA_Font_Glyph *evas_common_font_int_cache_glyph_get (RGBA_Font_Int *fi, FT_UInt index);
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EAPI Eina_Bool evas_common_font_int_cache_glyph_render(RGBA_Font_Glyph *fg);
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EAPI FT_UInt evas_common_get_char_index (RGBA_Font_Int* fi, Eina_Unicode gl);
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EAPI void evas_common_font_draw_init (void);
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EAPI void evas_common_font_draw_prepare (Evas_Text_Props *text_props);
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EAPI void evas_common_font_draw_do(const Cutout_Rects *reuse, const Eina_Rectangle *clip, RGBA_Gfx_Func func, RGBA_Image *dst, RGBA_Draw_Context *dc, int x, int y, const Evas_Text_Props *text_props);
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EAPI Eina_Bool evas_common_font_draw_prepare_cutout(Cutout_Rects **reuse, RGBA_Image *dst, RGBA_Draw_Context *dc, RGBA_Gfx_Func *func);
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/* load */
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EAPI void evas_common_font_dpi_set (int dpi);
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EAPI RGBA_Font_Source *evas_common_font_source_memory_load (const char *name, const void *data, int data_size);
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EAPI RGBA_Font_Source *evas_common_font_source_load (const char *name);
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EAPI int evas_common_font_source_load_complete (RGBA_Font_Source *fs);
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EAPI RGBA_Font_Source *evas_common_font_source_find (const char *name);
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EAPI void evas_common_font_source_free (RGBA_Font_Source *fs);
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EAPI void evas_common_font_size_use (RGBA_Font *fn);
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EAPI RGBA_Font_Int *evas_common_font_int_load (const char *name, int size, Font_Rend_Flags wanted_rend, Efl_Text_Font_Bitmap_Scalable bitmap_scalable);
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EAPI RGBA_Font_Int *evas_common_font_int_load_init (RGBA_Font_Int *fn);
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EAPI RGBA_Font_Int *evas_common_font_int_load_complete (RGBA_Font_Int *fi);
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EAPI RGBA_Font *evas_common_font_memory_load (const char *source, const char *name, int size, const void *data, int data_size, Font_Rend_Flags wanted_rend, Efl_Text_Font_Bitmap_Scalable bitmap_scalable);
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EAPI RGBA_Font *evas_common_font_load (const char *name, int size, Font_Rend_Flags wanted_rend, Efl_Text_Font_Bitmap_Scalable bitmap_scalable);
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EAPI RGBA_Font *evas_common_font_add (RGBA_Font *fn, const char *name, int size, Font_Rend_Flags wanted_rend, Efl_Text_Font_Bitmap_Scalable bitmap_scalable);
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EAPI RGBA_Font *evas_common_font_memory_add (RGBA_Font *fn, const char *source, const char *name, int size, const void *data, int data_size, Font_Rend_Flags wanted_rend, Efl_Text_Font_Bitmap_Scalable bitmap_scalable);
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EAPI void evas_common_font_free (RGBA_Font *fn);
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EAPI void evas_common_font_int_unref (RGBA_Font_Int *fi);
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EAPI void evas_common_font_hinting_set (RGBA_Font *fn, Font_Hint_Flags hinting);
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EAPI Eina_Bool evas_common_hinting_available (Font_Hint_Flags hinting);
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EAPI RGBA_Font *evas_common_font_memory_hinting_load (const char *source, const char *name, int size, const void *data, int data_size, Font_Hint_Flags hinting, Font_Rend_Flags wanted_rend, Efl_Text_Font_Bitmap_Scalable bitmap_scalable);
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EAPI RGBA_Font *evas_common_font_hinting_load (const char *name, int size, Font_Hint_Flags hinting, Font_Rend_Flags wanted_rend, Efl_Text_Font_Bitmap_Scalable bitmap_scalable);
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EAPI RGBA_Font *evas_common_font_hinting_add (RGBA_Font *fn, const char *name, int size, Font_Hint_Flags hinting, Font_Rend_Flags wanted_rend, Efl_Text_Font_Bitmap_Scalable bitmap_scalable);
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EAPI RGBA_Font *evas_common_font_memory_hinting_add (RGBA_Font *fn, const char *source, const char *name, int size, const void *data, int data_size, Font_Hint_Flags hinting, Font_Rend_Flags wanted_rend, Efl_Text_Font_Bitmap_Scalable bitmap_scalable);
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EAPI void evas_common_font_int_modify_cache_by (RGBA_Font_Int *fi, int dir);
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EAPI int evas_common_font_cache_get (void);
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EAPI void evas_common_font_cache_set (int size);
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EAPI void evas_common_font_flush (void);
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EAPI void evas_common_font_flush_last (void);
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EAPI RGBA_Font_Int *evas_common_font_int_find (const char *name, int size, Font_Rend_Flags wanted_rend, Efl_Text_Font_Bitmap_Scalable bitmap_scalable);
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EAPI void evas_common_font_all_clear (void);
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EAPI void evas_common_font_ext_clear (void);
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/* query */
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EAPI int evas_common_font_query_kerning (RGBA_Font_Int* fi, FT_UInt left, FT_UInt right, int* kerning);
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EAPI void evas_common_font_query_size (RGBA_Font *fn, const Evas_Text_Props *intl_props, int *w, int *h);
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EAPI int evas_common_font_query_inset (RGBA_Font *fn, const Evas_Text_Props *text_props);
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EAPI int evas_common_font_query_right_inset (RGBA_Font *fn, const Evas_Text_Props *text_props);
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EAPI void evas_common_font_query_advance (RGBA_Font *fn, const Evas_Text_Props *intl_props, int *h_adv, int *v_adv);
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EAPI int evas_common_font_query_char_coords (RGBA_Font *fn, const Evas_Text_Props *intl_props, int pos, int *cx, int *cy, int *cw, int *ch);
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EAPI int evas_common_font_query_pen_coords (RGBA_Font *fn, const Evas_Text_Props *intl_props, int pos, int *cpen_x, int *cy, int *cadv, int *ch);
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EAPI int evas_common_font_query_char_at_coords (RGBA_Font *fn, const Evas_Text_Props *intl_props, int x, int y, int *cx, int *cy, int *cw, int *ch);
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EAPI int evas_common_font_query_last_up_to_pos (RGBA_Font *fn, const Evas_Text_Props *intl_props, int x, int y, int width_offset);
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EAPI int evas_common_font_query_run_font_end_get(RGBA_Font *fn, RGBA_Font_Int **script_fi, RGBA_Font_Int **cur_fi, Evas_Script_Type script, const Eina_Unicode *text, int run_len);
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EAPI void evas_common_font_ascent_descent_get(RGBA_Font *fn, const Evas_Text_Props *text_props, int *ascent, int *descent);
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EAPI void *evas_common_font_glyph_compress(void *data, int num_grays, int pixel_mode, int pitch_data, int w, int h, int *size_ret);
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EAPI void evas_common_font_glyph_draw(RGBA_Font_Glyph *fg, RGBA_Draw_Context *dc, RGBA_Image *dst, int dst_pitch, int dx, int dy, int dw, int dh, int cx, int cy, int cw, int ch);
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EAPI DATA8 *evas_common_font_glyph_uncompress(RGBA_Font_Glyph *fg, int *wret, int *hret);
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void evas_common_font_load_init(void);
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void evas_common_font_load_shutdown(void);
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#endif /* _EVAS_FONT_H */
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