Jean-Yves Lamoureux
jylam
19 vuotta sitten
2 muutettua tiedostoa jossa 217 lisäystä ja 0 poistoa
Jaettu näkymä
Diff Options
-
+9 -0src/caca.h
-
+208 -0src/graphics.c
+ 9
- 0
src/caca.h
Näytä tiedosto
| @@ -352,6 +352,15 @@ void caca_draw_bitmap(int, int, int, int, struct caca_bitmap const *, void *); | |||
| void caca_free_bitmap(struct caca_bitmap *); | |||
| /* @} */ | |||
| /** \defgroup exporter Exporters to various formats | |||
| * | |||
| * These functions exports current image to various text formats | |||
| * | |||
| * @{ */ | |||
| char* caca_get_html(void); | |||
| char* caca_get_irc(void); | |||
| /* @} */ | |||
| #ifdef __cplusplus | |||
| } | |||
| #endif | |||
+ 208
- 0
src/graphics.c
Näytä tiedosto
| @@ -1715,3 +1715,211 @@ static RETSIGTYPE sigwinch_handler(int sig) | |||
| } | |||
| #endif | |||
| /* Exporters */ | |||
| /* HTML */ | |||
| static int const html_palette[] = | |||
| { | |||
| 0, | |||
| 0x00007F, | |||
| 0x007F00, | |||
| 0x007F7F, | |||
| 0x7F0000, | |||
| 0x7F007F, | |||
| 0x7F7F00, | |||
| 0x7F7F7F, | |||
| 0, | |||
| 0x0000FF, | |||
| 0x00FF00, | |||
| 0x00FFFF, | |||
| 0xFF0000, | |||
| 0xFF00FF, | |||
| 0xFFFF00, | |||
| 0xFFFFFF, | |||
| }; | |||
| /** \brief Generate HTML representation of current image. | |||
| * | |||
| * This function generates and returns the HTML representation of | |||
| * the current image. | |||
| * | |||
| */ | |||
| char* caca_get_html(void) | |||
| { | |||
| char *buffer; | |||
| unsigned int x,y; | |||
| int f,b; | |||
| /* 13000 -> css palette | |||
| 40 -> max size used for a pixel (plus 10, never know)*/ | |||
| buffer = malloc((13000 + ((_caca_width*_caca_height)*40))*sizeof(char)); | |||
| /* HTML header */ | |||
| sprintf(buffer, "<html>\n<head>\n<title>Generated by libcaca "VERSION"</title>\n"); | |||
| /* CSS */ | |||
| sprintf(buffer, "%s<style>\n", buffer); | |||
| sprintf(buffer, "%s.caca { font-family: monospace, fixed; font-weight: bold; }\n", buffer); | |||
| for(f=0;f<0x0f+1;f++) | |||
| { | |||
| for(b=0;b<0x0f+1;b++) | |||
| { | |||
| sprintf(buffer, | |||
| "%s.b%x%x { color:#%06x; background-color:#%06x;}\n",buffer, | |||
| b, f, html_palette[f], html_palette[b]); | |||
| } | |||
| } | |||
| sprintf(buffer, "%s</style>\n</head>\n<body>\n",buffer); | |||
| /* Table */ | |||
| sprintf(buffer, "%s<table class='caca' cols='%d' cellpadding='0' cellspacing='0'>\n", buffer,caca_get_height()); | |||
| for(y=0;y<_caca_height;y++) | |||
| { | |||
| sprintf(buffer, | |||
| "%s<tr>",buffer); | |||
| for(x=0;x<_caca_width;x++) | |||
| { | |||
| int len; | |||
| int i; | |||
| uint8_t *attr = cache_attr + x + y * _caca_width; | |||
| /* Use colspan option to factorize cells with same attributes | |||
| (see below) */ | |||
| len=1; | |||
| while(x + len < _caca_width | |||
| && (attr[len]>>4) == (attr[0]>>4) && | |||
| (attr[len]&0x0f) == (attr[0]&0x0f)) | |||
| len++; | |||
| if(len==1) | |||
| { | |||
| sprintf(buffer, | |||
| "%s<td class=b%x%x>%c</td>",buffer, | |||
| cache_attr[x+y*caca_get_width()]>>4, | |||
| cache_attr[x+y*caca_get_width()]&0x0f, | |||
| cache_char[x+y*caca_get_width()]); | |||
| } | |||
| else | |||
| { | |||
| sprintf(buffer, | |||
| "%s<td class=b%x%x colspan=%d>",buffer, | |||
| cache_attr[x+y*caca_get_width()]>> 4, | |||
| cache_attr[x+y*caca_get_width()]&0x0f, | |||
| len+1); | |||
| for(i=0;i<len;i++) | |||
| { | |||
| if(cache_char[x+y*caca_get_width()]!=' ') | |||
| sprintf(buffer, "%s%c", buffer,cache_char[x+y*caca_get_width()]); | |||
| else | |||
| sprintf(buffer, "%s ",buffer); | |||
| x++; | |||
| } | |||
| sprintf(buffer, "%s</td>",buffer); | |||
| } | |||
| } | |||
| sprintf(buffer, "%s</tr>\n",buffer); | |||
| } | |||
| /* Footer */ | |||
| sprintf(buffer, "%s</table>\n</body>\n</html>\n",buffer); | |||
| /* Crop to really used size */ | |||
| buffer = realloc(buffer, (strlen(buffer)+1) * sizeof(char)); | |||
| return buffer; | |||
| } | |||
| static int const irc_palette[] = | |||
| { | |||
| /* Dark */ | |||
| 1, | |||
| 2, | |||
| 3, | |||
| 10, | |||
| 5, | |||
| 6, | |||
| 7, | |||
| 14, | |||
| /* Light */ | |||
| 1, | |||
| 12, | |||
| 9, | |||
| 11, | |||
| 4, | |||
| 13, | |||
| 8, | |||
| 16, | |||
| }; | |||
| /** \brief Generate IRC representation of current image. | |||
| * | |||
| * This function generates and returns an IRC representation of | |||
| * the current image. | |||
| * This is XChat-like format, %Cf,b with f the foreground color, | |||
| * and b the background color. | |||
| * | |||
| */ | |||
| char* caca_get_irc(void) | |||
| { | |||
| char *buffer; | |||
| unsigned int x, y; | |||
| /* 15 bytes assumed for max length per pixel */ | |||
| buffer = malloc(((_caca_width*_caca_height*15)+1)*sizeof(char)); | |||
| sprintf(buffer,"%%O"); | |||
| for(y=0;y<_caca_height;y++) | |||
| { | |||
| for(x=0;x<_caca_width;x++) | |||
| { | |||
| if(cache_char[x+y*caca_get_width()] == ' ') | |||
| { | |||
| sprintf(buffer, | |||
| "%s%%C%d,%d%c", buffer, | |||
| irc_palette[cache_attr[x+y*caca_get_width()]>>4], | |||
| irc_palette[cache_attr[x+y*caca_get_width()]>>4], | |||
| '#'); | |||
| } | |||
| else if(cache_char[x+y*caca_get_width()] == '%') | |||
| { | |||
| sprintf(buffer, | |||
| "%s%%C%d,%d%%%%", buffer, | |||
| irc_palette[cache_attr[x+y*caca_get_width()]&0x0f], | |||
| irc_palette[cache_attr[x+y*caca_get_width()]>> 4]); | |||
| } | |||
| else if(cache_char[x+y*caca_get_width()]>='0' && cache_char[x+y*caca_get_width()]<='9') | |||
| { | |||
| sprintf(buffer, | |||
| "%s%%C%d,%d%%B%%B%c", buffer, | |||
| irc_palette[cache_attr[x+y*caca_get_width()]&0x0f], | |||
| irc_palette[cache_attr[x+y*caca_get_width()]>> 4], | |||
| cache_char[x+y*caca_get_width()]); | |||
| } | |||
| else | |||
| { | |||
| sprintf(buffer, | |||
| "%s%%C%d,%d%c", buffer, | |||
| irc_palette[cache_attr[x+y*caca_get_width()]&0x0f], | |||
| irc_palette[cache_attr[x+y*caca_get_width()]>> 4], | |||
| cache_char[x+y*caca_get_width()]); | |||
| } | |||
| } | |||
| sprintf(buffer, "%s\n", buffer); | |||
| } | |||
| /* Crop to really used size */ | |||
| buffer = realloc(buffer, (strlen(buffer)+1) * sizeof(char)); | |||
| return buffer; | |||
| } | |||