void
prompt_to_load_file()
{
char msg[] = "Please select the map file you wish to load";
char path[FILENAME_MAX * 6] = { "\0" };
int result;
mouse_callback = NULL;
result = file_select_ex(msg, path, "txt", sizeof(path), 0, 0);
if (!result)
{
if (nodelist != NULL && vector_len((vector_t*)nodelist) > 0)
return;
allegro_message("You did not select a file to load: there's nothing for the program to do. Exiting.");
exit(0);
}
if (debugging)
fprintf(stderr, "%s\n", path);
nodelist = load_file(path);
render_image(screen);
render_image(backbuffer);
render_info(screen);
render_info(backbuffer);
strncpy(last_file, path, sizeof(last_file));
mouse_callback = mouse_cb;
}
void Engine::render() {
render_map();
render_messages();
render_info();
doupdate();
}
static void
update_plugin()
{
Reader *reader;
gchar *text;
u_long val, since_last;
gint clock_style_id;
// GkrellmKrell *k;
// gint i;
/* See if we recieved SNMP responses */
simpleSNMPupdate();
/* Send new SNMP requests */
for (reader = readers; reader ; reader = reader->next)
{
// k = KRELL(panel);
// k->previous = 0;
if ( (! reader->session) && (! reader->old_error) ) {
reader->session = simpleSNMPopen(reader->peer,
reader->port,
reader->community,
reader);
if (! reader->session) {
text = reader->old_error;
reader->old_error = render_error(reader);
g_free(text);
}
}
/* Send new SNMP requests */
if ( (reader->session) && ((GK.timer_ticks % reader->delay) == 0))
simpleSNMPsend(reader->session,
reader->objid,
reader->objid_length);
if ( (reader->session) && (reader->sample) ) {
if ((reader->error) && (reader->panel != NULL)) {
if (!reader->old_error ||
strcmp(reader->error,
reader->old_error) ) {
text = reader->old_error;
reader->old_error = g_strdup(reader->error);
g_free(text);
reader->panel->textstyle = gkrellm_panel_alt_textstyle(DEFAULT_STYLE_ID);
text = render_error(reader);
gtk_tooltips_set_tip(reader->tooltip, reader->panel->drawing_area, text, "");
gtk_tooltips_enable(reader->tooltip);
g_free(text);
}
} else {
if ((GK.timer_ticks % reader->delay) == 0)
if (reader->chart != NULL)
{
/* 100: turn TimeTicks into seconds */
since_last = (reader->sample_time - reader->old_sample_time) / 100;
if (reader->delta)
val = (reader->sample_n - reader->old_sample_n) /
( (since_last < 1) ? 1 : since_last ) /
( (reader->divisor == 0) ? 1 : reader->divisor );
else
val = reader->sample_n /
( (reader->divisor == 0) ? 1 : reader->divisor );
gkrellm_store_chartdata(reader->chart, 0, val);
cb_draw_chart(reader);
text = render_info(reader);
gtk_tooltips_set_tip(reader->tooltip, reader->chart->drawing_area, text, "");
gtk_tooltips_enable(reader->tooltip);
g_free(text);
reader->old_sample_n = reader->sample_n;
reader->old_sample_time = reader->sample_time;
}
/* if there are changes update label */
if (reader->panel != NULL)
{
reader->panel->textstyle = gkrellm_panel_textstyle(DEFAULT_STYLE_ID);
if ( !reader->old_sample || strcmp(reader->sample,
reader->old_sample) ||
(reader->sample_n != reader->old_sample_n) ) {
g_free(reader->old_sample);
reader->old_sample = g_strdup(reader->sample);
text = render_label(reader);
gkrellm_dup_string(&reader->panel->label->string, text);
g_free(text);
// i = atoi(text);
text = render_info(reader);
gtk_tooltips_set_tip(reader->tooltip, reader->panel->drawing_area, text, "");
gtk_tooltips_enable(reader->tooltip);
g_free(text);
reader->old_sample_n = reader->sample_n;
reader->old_sample_time = reader->sample_time;
}
}
}
} else {
if (reader->panel != NULL)
reader->panel->textstyle = gkrellm_panel_alt_textstyle(DEFAULT_STYLE_ID);
if (reader->panel != NULL)
gtk_tooltips_disable(reader->tooltip);
// i = -1;
}
// gkrellm_update_krell(panel, k, i);
clock_style_id = gkrellm_lookup_meter_style_id(CLOCK_STYLE_NAME);
if (reader->panel != NULL)
gkrellm_draw_panel_label( reader->panel );
//GTK2 gkrellm_bg_panel_piximage(clock_style_id) );
if (reader->panel != NULL)
gkrellm_draw_panel_layers(reader->panel);
}
}
int
render_image(BITMAP *canvas)
{
int color = 0, linecolor = 55;
int i, j, len, sz = rect_len;
int minx, miny, maxx, maxy;
mapnode_t *nd;
minx = 0 - xoffset;
miny = 0 - yoffset;
maxx = canvas->w - xoffset;
maxy = canvas->h - yoffset;
scare_mouse();
if (!canvas)
canvas = backbuffer;
if (!canvas)
ERROR_EXIT();
clear_to_color(canvas, bgc);
len = vector_len((vector_t *)nodelist);
for (i = 0; i < len; i++)
{
nd = vector_aref((vector_t *)nodelist, i);
if (!nd)
continue;
/* ensure the node is in current screen bounds */
if ((nd->x < minx) || (nd->y < miny))
continue;
else if ((nd->x > maxx) || (nd->y > maxy))
continue;
/* draw the connections to adjacent rooms */
for (j = 0; nd->adj[j].nodeptr != NULL; j++)
{
/* restrict lines drawn to those ending in on-screen nodes only */
if (nd->adj[j].nodeptr->x < minx)
continue;
else if (nd->adj[j].nodeptr->y < miny)
continue;
else if (nd->adj[j].nodeptr->x > maxx)
continue;
else if (nd->adj[j].nodeptr->y > maxy)
continue;
line(canvas, nd->x+xoffset, nd->y+yoffset,
nd->adj[j].nodeptr->x+xoffset,
nd->adj[j].nodeptr->y+yoffset,
linecolor);
}
}
/* draw the rectangles representing each on-screen node */
for (i = 0; i < len; i++)
{
nd = vector_aref((vector_t *)nodelist, i);
if (!nd)
continue;
else if ((nd->x < minx) || (nd->y < miny))
continue;
else if ((nd->x > maxx) || (nd->y > maxy))
continue;
rectfill(canvas, nd->x-sz+xoffset, nd->y-sz+yoffset,
nd->x+sz+xoffset, nd->y+sz+yoffset, color);
}
/* make sure the selected node always has
all adjacent rooms drawn as connections */
if (selected_node)
{
nd = selected_node;
for (j = 0; nd->adj[j].nodeptr != NULL; j++)
{
line(canvas, nd->x+xoffset, nd->y+yoffset,
nd->adj[j].nodeptr->x+xoffset,
nd->adj[j].nodeptr->y+yoffset,
highlight_color);
}
}
render_info(canvas);
return 0;
}
