#include <config.h>
#include <glib/gstdio.h>
#include <gtk/gtk.h>
-#include <gtk/gtkgl.h>
#include <gio/gio.h>
#include <GL/gl.h>
#include <math.h>
#include "level2.h"
#include "../aweather-location.h"
-GtkWidget *_gtk_check_label_new(const gchar *text, gboolean state,
- GCallback on_clicked, gpointer user_data)
-{
- GtkWidget *hbox = gtk_hbox_new(FALSE, 0);
- GtkWidget *check = gtk_check_button_new();
- GtkWidget *label = gtk_label_new(text);
- gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(check), state);
- g_signal_connect_swapped(check , "clicked",
- G_CALLBACK(on_clicked), user_data);
- gtk_box_pack_start(GTK_BOX(hbox), label, TRUE, TRUE, 0);
- gtk_box_pack_end(GTK_BOX(hbox), check , FALSE, FALSE, 0);
- gtk_widget_show_all(hbox);
- return hbox;
-}
-
-void _gtk_bin_set_child(GtkBin *bin, GtkWidget *new)
+static void _gtk_bin_set_child(GtkBin *bin, GtkWidget *new)
{
GtkWidget *old = gtk_bin_get_child(bin);
if (old)
/* Information */
city_t *city;
GritsMarker *marker; // Map marker for grits
- gpointer *marker_ref; // Reference to maker
/* Stuff from the parents */
GritsViewer *viewer;
RadarSiteStatus status; // Loading status for the site
GtkWidget *config;
AWeatherLevel2 *level2; // The Level2 structure for the current volume
- gpointer level2_ref; // GritsViewer reference to the added radar
/* Internal data */
time_t time; // Current timestamp of the level2
site->message = "Load failed";
goto out;
}
- GRITS_OBJECT(site->level2)->hidden = site->hidden;
- site->level2_ref = grits_viewer_add(site->viewer,
- GRITS_OBJECT(site->level2), GRITS_LEVEL_WORLD, TRUE);
+ grits_object_hide(GRITS_OBJECT(site->level2), site->hidden);
+ grits_viewer_add(site->viewer, GRITS_OBJECT(site->level2),
+ GRITS_LEVEL_WORLD, TRUE);
out:
g_idle_add(_site_update_end, site);
/* Remove old volume */
g_debug("RadarSite: update - remove - %s", site->city->code);
- if (site->level2_ref) {
- grits_viewer_remove(site->viewer, site->level2_ref);
- site->level2_ref = NULL;
+ if (site->level2) {
+ grits_viewer_remove(site->viewer, site->level2);
+ site->level2 = NULL;
}
/* Fork loading right away so updating the
gtk_widget_destroy(site->config);
/* Remove radar */
- if (site->level2_ref) {
- grits_viewer_remove(site->viewer, site->level2_ref);
- site->level2_ref = NULL;
+ if (site->level2) {
+ grits_viewer_remove(site->viewer, site->level2);
+ site->level2 = NULL;
}
site->status = STATUS_UNLOADED;
}
-void radar_site_toggle(RadarSite *site)
-{
- site->hidden = !site->hidden;
- if (site->level2) {
- GRITS_OBJECT(site->level2)->hidden = site->hidden;
- gtk_widget_queue_draw(GTK_WIDGET(site->viewer));
- }
-}
-
void radar_site_load(RadarSite *site)
{
g_debug("RadarSite: load %s", site->city->code);
/* Add tab page */
site->config = gtk_alignment_new(0, 0, 1, 1);
+ g_object_set_data(G_OBJECT(site->config), "site", site);
gtk_notebook_append_page(GTK_NOTEBOOK(site->pconfig), site->config,
- _gtk_check_label_new(site->city->name, !site->hidden,
- G_CALLBACK(radar_site_toggle), site));
+ gtk_label_new(site->city->name));
gtk_widget_show_all(site->config);
/* Set up radar loading */
site->marker = grits_marker_new(site->city->name);
GRITS_OBJECT(site->marker)->center = site->city->pos;
GRITS_OBJECT(site->marker)->lod = EARTH_R*site->city->lod;
- site->marker_ref = grits_viewer_add(site->viewer,
- GRITS_OBJECT(site->marker), GRITS_LEVEL_OVERLAY, FALSE);
+ grits_viewer_add(site->viewer, GRITS_OBJECT(site->marker),
+ GRITS_LEVEL_OVERLAY, FALSE);
return FALSE;
}
RadarSite *radar_site_new(city_t *city, GtkWidget *pconfig,
site->city = city;
site->pconfig = pconfig;
+ /* Set initial location */
+ gdouble lat, lon, elev;
+ grits_viewer_get_location(viewer, &lat, &lon, &elev);
+ _site_on_location_changed(viewer, lat, lon, elev, site);
+
/* Add marker */
g_idle_add_full(G_PRIORITY_LOW, _site_add_marker, site, NULL);
-
/* Connect signals */
site->location_id = g_signal_connect(viewer, "location-changed",
G_CALLBACK(_site_on_location_changed), site);
void radar_site_free(RadarSite *site)
{
radar_site_unload(site);
- grits_viewer_remove(site->viewer, site->marker_ref);
+ grits_viewer_remove(site->viewer, site->marker);
if (site->location_id)
g_signal_handler_disconnect(site->viewer, site->location_id);
grits_http_free(site->http);
gchar *path;
GritsTile *tile[2];
- gpointer *tile_ref[2];
guint time_id; // "time-changed" callback ID
guint refresh_id; // "refresh" callback ID
GError *error = NULL;
GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(conus->path, &error);
if (!pixbuf || error) {
- g_warning("Conus: update_end - error loading pixbuf");
+ g_warning("Conus: update_end - error loading pixbuf: %s", conus->path);
_gtk_bin_set_child(GTK_BIN(conus->config), gtk_label_new("Error loading pixbuf"));
g_remove(conus->path);
goto out;
g_debug("Conus: update_thread - nearest");
gboolean offline = grits_viewer_get_offline(conus->viewer);
gchar *conus_url = "http://radar.weather.gov/Conus/RadarImg/";
- GList *files = grits_http_available(conus->http,
- "^Conus_[^\"]*_N0Ronly.gif$", "",
- NULL, (offline ? NULL : conus_url));
- gchar *nearest = _find_nearest(conus->time, files, 6, "%Y%m%d_%H%M");
- g_list_foreach(files, (GFunc)g_free, NULL);
- g_list_free(files);
- if (!nearest) {
- conus->message = "No suitable files";
- goto out;
+ gchar *nearest;
+ if (time(NULL) - conus->time < 60*60*5 && !offline) {
+ /* radar.weather.gov is full of lies.
+ * the index pages get cached and out of date */
+ struct tm tm;
+ gmtime_r(&conus->time, &tm);
+ time_t onthe8 = conus->time - 60*((tm.tm_min+1)%10+1);
+ gmtime_r(&onthe8, &tm);
+ nearest = g_strdup_printf("Conus_%04d%02d%02d_%02d%02d_N0Ronly.gif",
+ tm.tm_year+1900, tm.tm_mon+1, tm.tm_mday,
+ tm.tm_hour, tm.tm_min);
+ } else {
+ GList *files = grits_http_available(conus->http,
+ "^Conus_[^\"]*_N0Ronly.gif$", "", NULL, NULL);
+ nearest = _find_nearest(conus->time, files, 6, "%Y%m%d_%H%M");
+ g_list_foreach(files, (GFunc)g_free, NULL);
+ g_list_free(files);
+ if (!nearest) {
+ conus->message = "No suitable files";
+ goto out;
+ }
}
/* Fetch the image */
g_debug("Conus: update_thread - fetch");
gchar *uri = g_strconcat(conus_url, nearest, NULL);
- conus->path = grits_http_fetch(conus->http, uri, nearest, GRITS_ONCE,
+ conus->path = grits_http_fetch(conus->http, uri, nearest,
+ offline ? GRITS_LOCAL : GRITS_ONCE,
_conus_update_loading, conus);
g_free(nearest);
g_free(uri);
g_thread_create(_conus_update_thread, conus, FALSE, NULL);
}
-void radar_conus_toggle(RadarConus *conus)
-{
- GRITS_OBJECT(conus->tile[0])->hidden =
- !GRITS_OBJECT(conus->tile[0])->hidden;
- GRITS_OBJECT(conus->tile[1])->hidden =
- !GRITS_OBJECT(conus->tile[1])->hidden;
- gtk_widget_queue_draw(GTK_WIDGET(conus->viewer));
-}
-
RadarConus *radar_conus_new(GtkWidget *pconfig,
GritsViewer *viewer, GritsHttp *http)
{
conus->tile[1] = grits_tile_new(NULL, CONUS_NORTH, south, east, mid);
conus->tile[0]->zindex = 2;
conus->tile[1]->zindex = 1;
- conus->tile_ref[0] = grits_viewer_add(viewer,
- GRITS_OBJECT(conus->tile[0]), GRITS_LEVEL_WORLD, TRUE);
- conus->tile_ref[1] = grits_viewer_add(viewer,
- GRITS_OBJECT(conus->tile[1]), GRITS_LEVEL_WORLD, TRUE);
+ grits_viewer_add(viewer, GRITS_OBJECT(conus->tile[0]), GRITS_LEVEL_WORLD, TRUE);
+ grits_viewer_add(viewer, GRITS_OBJECT(conus->tile[1]), GRITS_LEVEL_WORLD, TRUE);
conus->time_id = g_signal_connect_swapped(viewer, "time-changed",
G_CALLBACK(_conus_update), conus);
conus->refresh_id = g_signal_connect_swapped(viewer, "refresh",
G_CALLBACK(_conus_update), conus);
+ g_object_set_data(G_OBJECT(conus->config), "conus", conus);
gtk_notebook_append_page(GTK_NOTEBOOK(pconfig), conus->config,
- _gtk_check_label_new("Conus", TRUE,
- G_CALLBACK(radar_conus_toggle), conus));
+ gtk_label_new("Conus"));
+
_conus_update(conus);
return conus;
}
for (int i = 0; i < 2; i++) {
GritsTile *tile = conus->tile[i];
- gpointer ref = conus->tile_ref[i];
if (tile->data) {
glDeleteTextures(1, tile->data);
g_free(tile->data);
}
- grits_viewer_remove(conus->viewer, ref);
+ grits_viewer_remove(conus->viewer, tile);
}
g_object_unref(conus->viewer);
********************/
static void _draw_hud(GritsCallback *callback, GritsOpenGL *opengl, gpointer _self)
{
- /* TODO, pick correct colormaps */
- AWeatherColormap *colormap = &colormaps[0];
-
g_debug("GritsPluginRadar: _draw_hud");
- /* Print the color table */
+ /* Setup OpenGL */
glMatrixMode(GL_MODELVIEW ); glLoadIdentity();
glMatrixMode(GL_PROJECTION); glLoadIdentity();
glDisable(GL_TEXTURE_2D);
glDisable(GL_CULL_FACE);
glDisable(GL_LIGHTING);
glEnable(GL_COLOR_MATERIAL);
- glBegin(GL_QUADS);
- int i;
- for (i = 0; i < 256; i++) {
- glColor4ubv(colormap->data[i]);
- glVertex3f(-1.0, (float)((i ) - 256/2)/(256/2), 0.0); // bot left
- glVertex3f(-1.0, (float)((i+1) - 256/2)/(256/2), 0.0); // top left
- glVertex3f(-0.9, (float)((i+1) - 256/2)/(256/2), 0.0); // top right
- glVertex3f(-0.9, (float)((i ) - 256/2)/(256/2), 0.0); // bot right
+
+ GHashTableIter iter;
+ gpointer name, _site;
+ GritsPluginRadar *self = GRITS_PLUGIN_RADAR(_self);
+ g_hash_table_iter_init(&iter, self->sites);
+ while (g_hash_table_iter_next(&iter, &name, &_site)) {
+ /* Pick correct colormaps */
+ RadarSite *site = _site;
+ if (site->hidden || !site->level2)
+ continue;
+ AWeatherColormap *colormap = site->level2->sweep_colors;
+
+ /* Print the color table */
+ glBegin(GL_QUADS);
+ int len = colormap->len;
+ for (int i = 0; i < len; i++) {
+ glColor4ubv(colormap->data[i]);
+ glVertex3f(-1.0, (float)((i ) - len/2)/(len/2), 0.0); // bot left
+ glVertex3f(-1.0, (float)((i+1) - len/2)/(len/2), 0.0); // top left
+ glVertex3f(-0.9, (float)((i+1) - len/2)/(len/2), 0.0); // top right
+ glVertex3f(-0.9, (float)((i ) - len/2)/(len/2), 0.0); // bot right
+ }
+ glEnd();
}
- glEnd();
+}
+
+static void _load_colormap(gchar *filename, AWeatherColormap *cm)
+{
+ g_debug("GritsPluginRadar: _load_colormap - %s", filename);
+ FILE *file = fopen(filename, "r");
+ if (!file)
+ g_error("GritsPluginRadar: open failed");
+ guint8 color[4];
+ GArray *array = g_array_sized_new(FALSE, TRUE, sizeof(color), 256);
+ if (!fgets(cm->name, sizeof(cm->name), file)) goto out;
+ if (!fscanf(file, "%f\n", &cm->scale)) goto out;
+ if (!fscanf(file, "%f\n", &cm->shift)) goto out;
+ int r, g, b, a;
+ while (fscanf(file, "%d %d %d %d\n", &r, &g, &b, &a) == 4) {
+ color[0] = r;
+ color[1] = g;
+ color[2] = b;
+ color[3] = a;
+ g_array_append_val(array, color);
+ }
+ cm->len = (gint )array->len;
+ cm->data = (void*)array->data;
+out:
+ g_array_free(array, FALSE);
+ fclose(file);
+}
+
+static void _update_hidden(GtkNotebook *notebook,
+ GtkNotebookPage *page, guint page_num, gpointer viewer)
+{
+ g_debug("GritsPluginRadar: _update_hidden - 0..%d = %d",
+ gtk_notebook_get_n_pages(notebook), page_num);
+
+ for (gint i = 0; i < gtk_notebook_get_n_pages(notebook); i++) {
+ gboolean is_hidden = (i != page_num);
+ GtkWidget *config = gtk_notebook_get_nth_page(notebook, i);
+ RadarConus *conus = g_object_get_data(G_OBJECT(config), "conus");
+ RadarSite *site = g_object_get_data(G_OBJECT(config), "site");
+
+ /* Conus */
+ if (conus) {
+ grits_object_hide(GRITS_OBJECT(conus->tile[0]), is_hidden);
+ grits_object_hide(GRITS_OBJECT(conus->tile[1]), is_hidden);
+ } else if (site) {
+ site->hidden = is_hidden;
+ if (site->level2)
+ grits_object_hide(GRITS_OBJECT(site->level2), is_hidden);
+ } else {
+ g_warning("GritsPluginRadar: _update_hidden - no site or counus found");
+ }
+ }
+ gtk_widget_queue_draw(GTK_WIDGET(viewer));
}
/* Methods */
self->viewer = viewer;
self->prefs = prefs;
+ /* Setup page switching */
+ self->tab_id = g_signal_connect(self->config, "switch-page",
+ G_CALLBACK(_update_hidden), viewer);
+
/* Load HUD */
- GritsCallback *hud_cb = grits_callback_new(_draw_hud, self);
- self->hud_ref = grits_viewer_add(viewer, GRITS_OBJECT(hud_cb), GRITS_LEVEL_HUD, FALSE);
+ self->hud = grits_callback_new(_draw_hud, self);
+ grits_viewer_add(viewer, GRITS_OBJECT(self->hud), GRITS_LEVEL_HUD, FALSE);
/* Load Conus */
self->conus = radar_conus_new(self->config, self->viewer, self->conus_http);
self->sites = g_hash_table_new_full(g_str_hash, g_str_equal,
NULL, (GDestroyNotify)radar_site_free);
self->config = gtk_notebook_new();
+
+ /* Load colormaps */
+ for (int i = 0; colormaps[i].file; i++) {
+ gchar *file = g_build_filename(PKGDATADIR,
+ "colors", colormaps[i].file, NULL);
+ _load_colormap(file, &colormaps[i]);
+ g_free(file);
+ }
+
/* Need to position on the top because of Win32 bug */
- gtk_notebook_set_tab_pos(GTK_NOTEBOOK(self->config), GTK_POS_BOTTOM);
+ gtk_notebook_set_tab_pos(GTK_NOTEBOOK(self->config), GTK_POS_LEFT);
}
static void grits_plugin_radar_dispose(GObject *gobject)
{
g_debug("GritsPluginRadar: dispose");
GritsPluginRadar *self = GRITS_PLUGIN_RADAR(gobject);
- grits_viewer_remove(self->viewer, self->hud_ref);
+ g_signal_handler_disconnect(self->config, self->tab_id);
+ grits_viewer_remove(self->viewer, self->hud);
radar_conus_free(self->conus);
/* Drop references */
G_OBJECT_CLASS(grits_plugin_radar_parent_class)->dispose(gobject);