static int _ogrLoadCell(const char *filename, S52_loadLayer_cb loadLayer_cb, S52_loadObject_cb loadObject_cb)
{
OGRDataSourceH hDS = NULL;;
OGRSFDriverH hDriver = NULL;
PRINTF("DEBUG: starting to load cell (%s)\n", filename);
hDS = OGROpen(filename, FALSE, &hDriver);
if (NULL == hDS) {
PRINTF("WARNING: file loading failed (%s)\n", filename);
return FALSE;
}
if (NULL == loadLayer_cb) {
PRINTF("ERROR: should be using default S52_loadLayer() callback\n");
g_assert(0);
return FALSE;
}
if (NULL == loadObject_cb) {
PRINTF("ERROR: should be using default S52_loadObject_cb() callback\n");
g_assert(0);
return FALSE;
}
//_loadAux(hDS);
int nLayer = OGR_DS_GetLayerCount(hDS);
for (int iLayer=0; iLayer<nLayer; ++iLayer) {
OGRLayerH ogrlayer = OGR_DS_GetLayer(hDS, iLayer);
OGRFeatureDefnH defn = OGR_L_GetLayerDefn(ogrlayer);
const char *layername = OGR_FD_GetName(defn);
#ifdef _MINGW
// on Windows 32 the callback is broken
S52_loadLayer(layername, ogrlayer, NULL);
#else
//loadLayer_cb(layername, ogrlayer, NULL);
loadLayer_cb(layername, ogrlayer, loadObject_cb);
#endif
}
//OGR_DS_Destroy(hDS);
OGRReleaseDataSource(hDS);
return TRUE;
}
static void gv_S57_layer_setup(GvShapesLayer *layer, GvViewArea *view)
// load S57 --its in "wkt" OGC layer format
{
//printf("start S52 gv_S57_layer_setup\n");
if (NULL==layer || NULL==view) {
PRINTF("ERROR: no GvShapesLayer or GvViewArea\n");
return;
}
#ifdef S52_USE_GLIB2
//g_signal_connect(G_OBJECT(view), "gldraw",
// G_CALLBACK(gv_S57_draw_layer),
// G_OBJECT(view));
//g_signal_connect(G_OBJECT(layer), "draw",
// G_CALLBACK(gv_S57_draw_layer),
// G_OBJECT(view));
g_signal_connect(layer, "draw", gv_S57_draw_layer, view);
//g_signal_connect(G_OBJECT(view), "button-release-event",
// G_CALLBACK(_motion_handle_hint),
// G_OBJECT(view));
g_signal_connect(view, "button-release-event", _motion_handle_hint, view);
#else
gtk_signal_connect_object(GTK_OBJECT(view), "gldraw",
GTK_SIGNAL_FUNC(gv_S57_draw_layer),
GTK_OBJECT(layer));
gtk_signal_connect_object(GTK_OBJECT(view), "button-release-event",
GTK_SIGNAL_FUNC(_motion_handle_hint),
GTK_OBJECT(view));
#endif
//printf("S52 name gv_S57_layer_setup\n");
//char *name = (char *)gv_data_get_name(GV_DATA(layer));
char *name = (char *)gv_data_get_name(layer);
S52_loadLayer(name, (void *)layer);
//printf("S52 fini gv_S57_layer_setup\n");
return;
}
static void gv_S57_layer_setup(GvShapesLayer *layer, GvViewArea *view)
// load S57 --its in "wkt" OGC layer format
{
//printf("start S52 gv_S57_layer_setup\n");
if (NULL==layer || NULL==view) {
PRINTF("ERROR: no GvShapesLayer or GvViewArea\n");
return;
}
g_signal_connect(layer, "draw", gv_S57_draw_layer, view);
g_signal_connect(view, "button-release-event", _motion_handle_hint, view);
//printf("S52 name gv_S57_layer_setup\n");
//char *name = (char *)gv_data_get_name(GV_DATA(layer));
char *name = (char *)gv_data_get_name(layer);
S52_loadLayer(name, (void *)layer);
//printf("S52 fini gv_S57_layer_setup\n");
return;
}
