mirror of
https://github.com/netsurf-browser/netsurf
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69 lines
1.9 KiB
C
69 lines
1.9 KiB
C
#ifndef FONT_PLOT_H
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#define FONT_PLOT_H
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typedef struct s_font_plotter * FONT_PLOTTER;
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struct s_font_driver_table_entry
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{
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const char * name;
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int (*ctor)( FONT_PLOTTER self );
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int flags;
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};
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/* declaration of font plotter member functions: (_fpmf_ prefix) */
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typedef int (*_fpmf_str_width)( FONT_PLOTTER self, const plot_font_style_t *fstyle,
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const char * str, size_t length, int * width);
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typedef int (*_fpmf_str_split)( FONT_PLOTTER self, const plot_font_style_t *fstyle,
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const char *string, size_t length,
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int x, size_t *char_offset, int *actual_x);
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typedef int (*_fpmf_pixel_pos)( FONT_PLOTTER self, const plot_font_style_t *fstyle,
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const char *string, size_t length,
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int x, size_t *char_offset, int *actual_x);
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typedef int (*_fpmf_text)( FONT_PLOTTER self, int x, int y, const char *text,
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size_t length, const plot_font_style_t *fstyle);
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typedef void (*_fpmf_draw_glyph)(FONT_PLOTTER self, GRECT * clip, GRECT * loc,
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uint8_t * pixdata, int pitch, uint32_t colour);
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typedef int (*_fpmf_dtor)( FONT_PLOTTER self );
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/* prototype of the font plotter "object" */
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struct s_font_plotter
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{
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char * name;
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int flags;
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int vdi_handle;
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void * priv_data;
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_fpmf_str_width str_width;
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_fpmf_str_split str_split;
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_fpmf_pixel_pos pixel_pos;
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_fpmf_text text;
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_fpmf_draw_glyph draw_glyph;
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_fpmf_dtor dtor;
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};
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FONT_PLOTTER plot_get_text_plotter(void);
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/* Set the font plotting engine.
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*/
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void plot_set_text_plotter(FONT_PLOTTER font_plotter);
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void dump_font_drivers(void);
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FONT_PLOTTER new_font_plotter( int vdihandle, char * name, unsigned long flags,
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int * error);
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int delete_font_plotter( FONT_PLOTTER p );
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#ifdef WITH_VDI_FONT_DRIVER
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#include "atari/plot/font_vdi.h"
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#endif
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#ifdef WITH_INTERNAL_FONT_DRIVER
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#include "atari/plot/font_internal.h"
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#endif
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#ifdef WITH_FREETYPE_FONT_DRIVER
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#include "atari/plot/font_freetype.h"
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#endif
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#endif
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