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* Truecolor support for the HTML and HTMLv3 exporters.

tags/v0.99.beta14
Sam Hocevar sam 19 years ago
parent
351fad7e15
commit
8e12dbeba6
1 changed files with 17 additions and 36 deletions
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  1. +17
    -36
      cucul/export.c

+ 17
- 36
cucul/export.c View File

@@ -194,36 +194,23 @@ static void export_ansi(cucul_t *qq, cucul_buffer_t *ex)
/* Generate HTML representation of current canvas. */ /* Generate HTML representation of current canvas. */
static void export_html(cucul_t *qq, cucul_buffer_t *ex) static void export_html(cucul_t *qq, cucul_buffer_t *ex)
{ {
static uint16_t const palette[] =
{
0x000, 0x008, 0x080, 0x088, 0x800, 0x808, 0x880, 0x888,
0x444, 0x44f, 0x4f4, 0x4ff, 0xf44, 0xf4f, 0xff4, 0xfff,
};
char *cur; char *cur;
unsigned int x, y, len; unsigned int x, y, len;


/* The CSS palette: roughly 13000 bytes
/* The HTML header: less than 1000 bytes
* A line: 7 chars for "<br />\n" * A line: 7 chars for "<br />\n"
* A glyph: 18 chars for "<span class='bxx'>"
* A glyph: 47 chars for "<span style="color:#xxx;background-color:#xxx">"
* up to 9 chars for "&#xxxxxx;", far less for pure ASCII * up to 9 chars for "&#xxxxxx;", far less for pure ASCII
* 7 chars for "</span>" */ * 7 chars for "</span>" */
ex->size = 13000 + qq->height * (7 + qq->width * (18 + 9 + 7));
ex->size = 1000 + qq->height * (7 + qq->width * (47 + 9 + 7));
ex->data = malloc(ex->size); ex->data = malloc(ex->size);


cur = ex->data; cur = ex->data;


/* HTML header */ /* HTML header */
cur += sprintf(cur, "<html>\n<head>\n<title>Generated by libcaca %s</title>\n", VERSION);

/* CSS */
cur += sprintf(cur, "<style>\n");
cur += sprintf(cur, ".caca { font-family: monospace, fixed; font-weight: bold; }");
for(x = 0; x < 0x100; x++)
{
cur += sprintf(cur, ".b%02x { color:#%03x; background-color:#%03x; }\n",
x, palette[x & 0xf ], palette[x >> 4]);
}
cur += sprintf(cur, "</style>\n</head>\n<body>\n");
cur += sprintf(cur, "<html><head>\n");
cur += sprintf(cur, "<title>Generated by libcaca %s</title>\n", VERSION);
cur += sprintf(cur, "</head><body>\n");


cur += sprintf(cur, "<div cellpadding='0' cellspacing='0' style='%s'>\n", cur += sprintf(cur, "<div cellpadding='0' cellspacing='0' style='%s'>\n",
"font-family: monospace, fixed; font-weight: bold;"); "font-family: monospace, fixed; font-weight: bold;");
@@ -235,8 +222,10 @@ static void export_html(cucul_t *qq, cucul_buffer_t *ex)


for(x = 0; x < qq->width; x += len) for(x = 0; x < qq->width; x += len)
{ {
cur += sprintf(cur, "<span class='b%02x'>",
_cucul_argb32_to_ansi8(lineattr[x]));
cur += sprintf(cur, "<span style=\"color:#%.03x;"
"background-color:#%.03x\">",
_cucul_argb32_to_rgb12fg(lineattr[x]),
_cucul_argb32_to_rgb12bg(lineattr[x]));


for(len = 0; for(len = 0;
x + len < qq->width && lineattr[x + len] == lineattr[x]; x + len < qq->width && lineattr[x + len] == lineattr[x];
@@ -268,23 +257,15 @@ static void export_html(cucul_t *qq, cucul_buffer_t *ex)
* correct header. */ * correct header. */
static void export_html3(cucul_t *qq, cucul_buffer_t *ex) static void export_html3(cucul_t *qq, cucul_buffer_t *ex)
{ {
static uint32_t const palette[] =
{
0x000000, 0x000088, 0x008800, 0x008888,
0x880000, 0x880088, 0x888800, 0x888888,
0x444444, 0x4444ff, 0x44ff44, 0x44ffff,
0xff4444, 0xff44ff, 0xffff44, 0xffffff,
};

char *cur; char *cur;
unsigned int x, y, len; unsigned int x, y, len;


/* The CSS palette: roughly 13000 bytes
/* The HTML table markup: less than 1000 bytes
* A line: 10 chars for "<tr></tr>\n" * A line: 10 chars for "<tr></tr>\n"
* A glyph: 40 chars for "<td bgcolor=#xxxxxx><font color=#xxxxxx>" * A glyph: 40 chars for "<td bgcolor=#xxxxxx><font color=#xxxxxx>"
* up to 9 chars for "&#xxxxxx;", far less for pure ASCII * up to 9 chars for "&#xxxxxx;", far less for pure ASCII
* 12 chars for "</font></td>" */ * 12 chars for "</font></td>" */
ex->size = 13000 + qq->height * (10 + qq->width * (40 + 9 + 12));
ex->size = 1000 + qq->height * (10 + qq->width * (40 + 9 + 12));
ex->data = malloc(ex->size); ex->data = malloc(ex->size);


cur = ex->data; cur = ex->data;
@@ -304,20 +285,20 @@ static void export_html3(cucul_t *qq, cucul_buffer_t *ex)
{ {
unsigned int i; unsigned int i;


/* Use colspan option to factorize cells with same attributes
/* Use colspan option to factor cells with same attributes
* (see below) */ * (see below) */
len = 1; len = 1;
while(x + len < qq->width && lineattr[x + len] == lineattr[x]) while(x + len < qq->width && lineattr[x + len] == lineattr[x])
len++; len++;


cur += sprintf(cur, "<td bgcolor=#%06x",
palette[_cucul_argb32_to_ansi4bg(lineattr[x])]);
cur += sprintf(cur, "<td bgcolor=#%.06x",
_cucul_argb32_to_rgb24bg(lineattr[x]));


if(len > 1) if(len > 1)
cur += sprintf(cur, " colspan=%d", len); cur += sprintf(cur, " colspan=%d", len);


cur += sprintf(cur, "><font color=#%06x>",
palette[_cucul_argb32_to_ansi4fg(lineattr[x])]);
cur += sprintf(cur, "><font color=#%.06x>",
_cucul_argb32_to_rgb24fg(lineattr[x]));


for(i = 0; i < len; i++) for(i = 0; i < len; i++)
{ {


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