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1 typedef unsigned char byte;
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2 typedef unsigned int uint;
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3 typedef unsigned long ulong;
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4 typedef ulong gs_char;
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5 typedef struct gs_show_enum_s gs_show_enum;
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6 typedef struct gs_font_s gs_font;
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7 typedef struct gx_font_stack_item_s {
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8 gs_font *font;
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9 } gx_font_stack_item;
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10 typedef struct gx_font_stack_s {
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11 gx_font_stack_item items[1 + 5 ];
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12 } gx_font_stack;
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13 struct gs_show_enum_s {
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14 gx_font_stack fstack;
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15 };
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16 typedef enum {
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17 ft_composite = 0,
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18 } font_type;
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19 struct gs_font_s {
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20 font_type FontType;
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21 };
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22 typedef enum {
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23 fmap_escape = 3,
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24 fmap_shift = 8
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25 } fmap_type;
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26 typedef struct gs_type0_data_s {
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27 fmap_type FMapType;
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28 } gs_type0_data;
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29 gs_type0_next_char(register gs_show_enum *penum)
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30 {
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31 const byte *p;
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32 int fdepth;
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33 gs_font *pfont;
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34 gs_type0_data *pdata;
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35 uint fidx;
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36 gs_char chr;
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37 for (; pfont->FontType == ft_composite; )
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38 {
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39 fmap_type fmt;
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40 switch ( fmt )
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41 {
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42 do {} while (0);
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43 rdown:
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44 continue;
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45 case fmap_shift:
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46 p++;
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47 do {} while (0);
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48 goto rdown;
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49 }
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50 break;
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51 }
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52 up:
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53 while ( fdepth > 0 )
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54 {
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55 switch ( pdata->FMapType )
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56 {
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57 default:
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58 continue;
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59 case fmap_escape:
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60 fidx = *++p;
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61 do {} while (0);
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62 if ( fidx == chr && fdepth > 1 )
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63 goto up;
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64 down:
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65 fdepth--;
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66 do {} while (0);
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67 }
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68 break;
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69 }
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70 while ( (pfont = penum->fstack.items[fdepth].font)->FontType == ft_composite )
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71 ;
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72 }
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