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Support server requests for colour palette changes.

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[originally from svn r2048]
This commit is contained in:
Simon Tatham 2002-10-14 10:21:35 +00:00
parent a8ba9f422b
commit 6b2f5c95ab
1 changed files with 55 additions and 29 deletions
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84
unix/pterm.c
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@ -229,33 +229,7 @@ gint configure_area(GtkWidget *widget, GdkEventConfigure *event, gpointer data)
/*
* Set up the colour map.
*/
if (!inst->colmap) {
static const int ww[] = {
6, 7, 8, 9, 10, 11, 12, 13,
14, 15, 16, 17, 18, 19, 20, 21,
0, 1, 2, 3, 4, 5
};
gboolean success[NCOLOURS];
int i;
inst->colmap = gdk_colormap_get_system();
assert(lenof(ww) == NCOLOURS);
for (i = 0; i < NCOLOURS; i++) {
inst->cols[i].red = cfg.colours[ww[i]][0] * 0x0101;
inst->cols[i].green = cfg.colours[ww[i]][1] * 0x0101;
inst->cols[i].blue = cfg.colours[ww[i]][2] * 0x0101;
}
gdk_colormap_alloc_colors(inst->colmap, inst->cols, NCOLOURS,
FALSE, FALSE, success);
for (i = 0; i < NCOLOURS; i++) {
if (!success[i])
g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n",
i, cfg.colours[i][0], cfg.colours[i][1], cfg.colours[i][2]);
}
}
palette_reset();
return TRUE;
}
@ -840,13 +814,65 @@ void request_resize(int w, int h)
/* FIXME: currently ignored */
}
void real_palette_set(int n, int r, int g, int b)
{
gboolean success[1];
inst->cols[n].red = r * 0x0101;
inst->cols[n].green = g * 0x0101;
inst->cols[n].blue = b * 0x0101;
gdk_colormap_alloc_colors(inst->colmap, inst->cols + n, 1,
FALSE, FALSE, success);
if (!success[0])
g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n",
n, r, g, b);
}
void palette_set(int n, int r, int g, int b)
{
/* FIXME: currently ignored */
static const int first[21] = {
0, 2, 4, 6, 8, 10, 12, 14,
1, 3, 5, 7, 9, 11, 13, 15,
16, 17, 18, 20, 22
};
real_palette_set(first[n], r, g, b);
if (first[n] >= 18)
real_palette_set(first[n] + 1, r, g, b);
}
void palette_reset(void)
{
/* FIXME: currently ignored */
/* This maps colour indices in cfg to those used in inst->cols. */
static const int ww[] = {
6, 7, 8, 9, 10, 11, 12, 13,
14, 15, 16, 17, 18, 19, 20, 21,
0, 1, 2, 3, 4, 5
};
gboolean success[NCOLOURS];
int i;
assert(lenof(ww) == NCOLOURS);
if (!inst->colmap) {
inst->colmap = gdk_colormap_get_system();
} else {
gdk_colormap_free_colors(inst->colmap, inst->cols, NCOLOURS);
}
for (i = 0; i < NCOLOURS; i++) {
inst->cols[i].red = cfg.colours[ww[i]][0] * 0x0101;
inst->cols[i].green = cfg.colours[ww[i]][1] * 0x0101;
inst->cols[i].blue = cfg.colours[ww[i]][2] * 0x0101;
}
gdk_colormap_alloc_colors(inst->colmap, inst->cols, NCOLOURS,
FALSE, FALSE, success);
for (i = 0; i < NCOLOURS; i++) {
if (!success[i])
g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n",
i, cfg.colours[i][0], cfg.colours[i][1], cfg.colours[i][2]);
}
}
void write_clip(wchar_t * data, int len, int must_deselect)