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Add PNG connection type and Freetype 2 font rendering to glcd driver. The PNG

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image writer is for debugging only. The Freetype font renderer still misses
some features (e.g. big numbers, character encoding, non-standard cell size).
This commit is contained in:
mmdolze
2011-11-03 22:09:24 +00:00
parent b1e8fa9fb8
commit 2e2bb53af8
13 changed files with 749 additions and 136 deletions
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server/drivers/glcd-t6963.c
+5 -4
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@@ -67,7 +67,7 @@ glcd_t6963_init(Driver *drvthis)
/* Allocate memory structures */
ct_data = (CT_t6963_data *) calloc(1, sizeof(CT_t6963_data));
if (ct_data == NULL) {
report(RPT_ERR, "GLCD/T6963: error allocation connection data");
report(RPT_ERR, "GLCD/T6963: error allocating connection data");
return -1;
}
p->ct_data = ct_data;
@@ -79,12 +79,12 @@ glcd_t6963_init(Driver *drvthis)
}
ct_data->port_config = port_config;
ct_data->backingstore = malloc(BYTES_PER_LINE * p->px_height);
ct_data->backingstore = malloc(FB_BYTES_TOTAL);
if (ct_data->backingstore == NULL) {
report(RPT_ERR, "GLCD/T6963: unable to allocate backing store");
return -1;
}
memset(ct_data->backingstore, 0x00, BYTES_PER_LINE * p->px_height);
memset(ct_data->backingstore, 0x00, FB_BYTES_TOTAL);
/* Get port from config */
port_config->port = drvthis->config_get_int(drvthis->name, "Port", 0, DEFAULT_PORT);
@@ -189,6 +189,7 @@ glcd_t6963_close(PrivateData *p)
free(ct_data->backingstore);
free(p->ct_data);
p->ct_data = NULL;
}
}
@@ -201,7 +202,7 @@ static void
t6963_graphic_clear(PrivateData *p)
{
CT_t6963_data *ct_data = (CT_t6963_data *) p->ct_data;
int num = BYTES_PER_LINE * p->px_height;
int num = FB_BYTES_TOTAL;
int i;
p->glcd_functions->drv_debug(RPT_DEBUG, "GLCD/T6963: Clearing graphic: %d bytes", num);