private void CleanUpMemory(int cleanRange)
{
int currentIndex = PreviewItems.IndexOf(SelectedPreview);
int previewItemsCount = PreviewItems.Count - 1;
switch (GalleryDirection)
{
case GalleryDirection.Next:
if ((currentIndex - cleanRange) >= 0)
{
int cleanIndex = currentIndex - cleanRange;
if (PreviewItems[cleanIndex].IsBusy)
{
PreviewItems[cleanIndex].CancelPreviewRequest();
}
PreviewItems[cleanIndex].InViewingRange = false;
PreviewItems[cleanIndex].PreviewImageUri = null;
}
break;
case GalleryDirection.Previous:
if ((currentIndex + cleanRange) <= previewItemsCount)
{
int cleanIndex = currentIndex + cleanRange;
if (PreviewItems[cleanIndex].IsBusy)
{
PreviewItems[cleanIndex].CancelPreviewRequest();
}
PreviewItems[cleanIndex].InViewingRange = false;
PreviewItems[cleanIndex].PreviewImageUri = null;
}
break;
}
}
/// <summary>
/// Set the range of previews to load before and after the current preview.
/// </summary>
/// <param name="viewRange">Range from the current item to load the previews.</param>
/// <param name="initialize">Indicates if is an initialization.</param>
/// <exception cref="ArgumentOutOfRangeException"/>
private void SetViewingRange(int viewRange, bool initialize)
{
if (SelectedPreview == null)
{
return;
}
int currentIndex = PreviewItems.IndexOf(SelectedPreview);
int lowIndex = currentIndex - viewRange;
if (lowIndex < 0)
{
lowIndex = 0;
}
int highIndex = currentIndex + viewRange;
if (highIndex > PreviewItems.Count - 1)
{
highIndex = PreviewItems.Count - 1;
}
if (initialize)
{
for (int i = currentIndex; i >= lowIndex; i--)
{
PreviewItems[i].InViewingRange = true;
}
for (int i = currentIndex; i <= highIndex; i++)
{
PreviewItems[i].InViewingRange = true;
}
}
else
{
switch (GalleryDirection)
{
case GalleryDirection.Next:
default:
PreviewItems[highIndex].InViewingRange = true;
break;
case GalleryDirection.Previous:
PreviewItems[lowIndex].InViewingRange = true;
break;
}
}
}
private void UpdatePreviewItems()
{
if (FilterScheme is null || RawCollection is null)
{
return;
}
if (!AllowLivePreview)
{
return;
}
if (!EnableLivePreview)
{
PreviewItems.Clear();
return;
}
FilterScheme.Apply(RawCollection, PreviewItems);
}
//GET TRACKS
public JsonResult GetFeatures(double neLat, double neLng, double swLat, double swLng, string fullurl, int pagesize, int page, string trackType, string difficulty, string duration, string amenities, string activities, string access, string query)
{
try
{
var cd = SetGetMemoryCache();
PreviewItems p = new PreviewItems();
//Filter items
bool filtered = false;
bool thisfilteredok = false;
bool trackTypeFilter = false;
bool difficultyFilter = false;
bool durationFilter = false;
bool amenitiesFilter = false;
bool activitiesFilter = false;
bool accessFilter = false;
if (trackType != "" && trackType != "all")
{
filtered = true;
trackTypeFilter = true;
}
if (difficulty != "" && difficulty != "all")
{
filtered = true;
difficultyFilter = true;
}
if (duration != "" && duration != "all")
{
filtered = true;
durationFilter = true;
}
if (amenities != "" && amenities != "all")
{
filtered = true;
amenitiesFilter = true;
}
if (activities != "" && activities != "all")
{
filtered = true;
activitiesFilter = true;
}
if (access != "" && access != "all")
{
filtered = true;
accessFilter = true;
}
foreach (CachedDataClass.Track.Feature f in cd.track.features)
{
bool found = false;
if (query.Length > 0)
{
if (ncstr(f.properties.NAME).ToLower().Contains(query.ToLower()))
{
found = true;
}
}
else
{
if (f.geometry.type == "MultiLineString")
{
foreach (List <object> g in f.geometry.coordinates)
{
foreach (object o in g)
{
Newtonsoft.Json.Linq.JArray h = (Newtonsoft.Json.Linq.JArray)o;
double x = (double)h[0];
double y = (double)h[1];
if (((x >= neLng && x <= swLng) || (x <= neLng && x >= swLng)) && ((y >= neLat && y <= swLat) || (y <= neLat && y >= swLat)))
{
found = true;
break;
}
if (found)
{
break;
}
}
}
}
if (f.geometry.type == "LineString")
{
foreach (List <object> h in f.geometry.coordinates)
{
double x = (double)h[0];
double y = (double)h[1];
if (((x >= neLng && x <= swLng) || (x <= neLng && x >= swLng)) && ((y >= neLat && y <= swLat) || (y <= neLat && y >= swLat)))
{
found = true;
break;
}
if (found)
{
break;
}
}
}
}
if (found)
{
PreviewItems.Result result = new PreviewItems.Result();
result.links = new PreviewItems.Links();
string serialno = "0000";
if (f.properties.SERIAL_NO != null)
{
serialno = f.properties.SERIAL_NO;
}
result.id = serialno;
result.name = f.properties.NAME;
result.description = f.properties.COMMENTS;
if (f.properties.COMMENTS == null && f.properties.W_COMMENT != null)
{
result.description = f.properties.W_COMMENT.ToString();
}
if (f.properties.COMMENTS != null && f.properties.W_COMMENT != null)
{
result.description = f.properties.COMMENTS + ' ' + f.properties.W_COMMENT.ToString();
}
result.featureType = "track";
result.closed = false;
if (f.properties.CLOS_STAT != null)
{
result.closed = true;
}
result.features = new List <string>();
result.links.details = _appsettings.BaseURL + "/tracks/" + serialno;
if (f.photos.Count > 0)
{
result.image = getImageString(f.photos[0]);
}
//Get Features
foreach (string s in f.trackFeatures)
{
if (!result.features.Contains(s))
{
result.features.Add(s);
}
}
if (trackTypeFilter || difficultyFilter || durationFilter || activitiesFilter || amenitiesFilter || accessFilter)
{
thisfilteredok = true;
bool filter1ok = true;
bool filter2ok = true;
bool filter3ok = true;
bool filter4ok = true;
bool filter5ok = true;
bool filter6ok = true;
bool debugtest = false;
if (trackTypeFilter)
{
if (f.properties.SERIAL_NO == "1764")
{
debugtest = false;
}
if (!filterCompare(f.filters.trackType, trackType))
{
filter1ok = false;
}
}
if (difficultyFilter && !filterCompare(f.filters.difficulty, difficulty))
{
filter2ok = false;
}
if (durationFilter)
{
if (!filterCompare(f.filters.duration, duration))
{
filter3ok = false;
}
else
{
debugtest = true;
}
}
/*
* if (activitiesFilter)
* {
* if (!filterCompare(f.filters.activities, activities))
* {
* filter4ok = false;
* }
* else
* {
* debugtest = true;
* }
* }
*
* if (amenitiesFilter)
* {
* if (!filterCompare(f.filters.amenities, amenities))
* {
* filter5ok = false;
* }
* else
* {
* debugtest = true;
* }
* }
*
* if (accessFilter && !filterCompare(f.filters.access, access))
* {
* filter6ok = false;
* }
*/
//if (filter1ok) thisfilteredok = true;
if (!filter1ok || !filter2ok || !filter2ok || !filter3ok || !filter4ok || !filter5ok || !filter6ok)
{
thisfilteredok = false;
}
}
if (filtered)
{
if (thisfilteredok)
{
p.results.Add(result);
}
}
else
{
p.results.Add(result);
}
}
}
//GET SITES
if (/*!trackTypeFilter && !difficultyFilter && !durationFilter ||*/ true)
{
foreach (CachedDataClass.Site.Feature f in cd.site.features)
{
bool found = false;
bool filterFound = false;
double x = f.geometry.coordinates[0];
double y = f.geometry.coordinates[1];
if (query.Length > 0)
{
if (f.properties.NAME.ToLower().Contains(query.ToLower()))
{
found = true;
}
}
else
{
if (((x >= neLng && x <= swLng) || (x <= neLng && x >= swLng)) && ((y >= neLat && y <= swLat) || (y <= neLat && y >= swLat)))
{
found = true;
}
}
if (found)
{
if (f.properties.SERIAL_NO == "2118" || f.properties.SERIAL_NO == "10342" || f.properties.SERIAL_NO == "8540")
{
string debug = "test";
}
PreviewItems.Result result = new PreviewItems.Result();
result.links = new PreviewItems.Links();
result.id = f.properties.SERIAL_NO;
result.name = f.properties.NAME;
result.description = f.siteDescriptrionFromFirstActivity;
result.featureType = "site";
result.closed = false;
if (f.properties.CLOS_STAT != null)
{
result.closed = true;
}
if (f.properties.PHOTO_ID_1 != null)
{
int pid = 0;
int.TryParse(f.properties.PHOTO_ID_1, out pid);
if (pid > 0)
{
result.image = getImageString(pid);
}
}
result.features = new List <string>();
result.links.details = _appsettings.BaseURL + "/sites/" + f.properties.SERIAL_NO;
//Get Features and filters
filterFound = false;
foreach (string s in f.siteFeatures)
{
if (!result.features.Contains(s))
{
result.features.Add(s);
}
filterFound = ff(s, trackType, filterFound);
}
if (/*trackTypeFilter || difficultyFilter || durationFilter ||*/ activitiesFilter || amenitiesFilter || accessFilter)
{
thisfilteredok = true;
bool filter4ok = true;
bool filter5ok = true;
bool filter6ok = true;
bool debugtest = false;
if (activitiesFilter && !filterCompare(f.filters.activities, activities))
{
filter4ok = false;
}
if (amenitiesFilter)
{
if (!filterCompare(f.filters.amenities, amenities))
{
filter5ok = false;
}
else
{
debugtest = true;
}
}
if (accessFilter && !filterCompare(f.filters.access, access))
{
filter6ok = false;
}
if (!filter4ok || !filter5ok || !filter6ok)
{
thisfilteredok = false;
}
if (thisfilteredok)
{
p.results.Add(result);
}
}
else
{
p.results.Add(result);
}
}
}
}
//GET RELICS
if (!filtered)
{
foreach (CachedDataClass.Relic.Feature f in cd.relic.features)
{
bool found = false;
double x = f.geometry.coordinates[0];
double y = f.geometry.coordinates[1];
if (query.Length > 0)
{
if (f.properties.NAME.ToLower().Contains(query.ToLower()))
{
found = true;
}
}
else
{
if (((x >= neLng && x <= swLng) || (x <= neLng && x >= swLng)) && ((y >= neLat && y <= swLat) || (y <= neLat && y >= swLat)))
{
found = true;
}
}
if (found)
{
PreviewItems.Result result = new PreviewItems.Result();
result.links = new PreviewItems.Links();
result.id = f.properties.SERIAL_NO;
result.name = f.properties.NAME;
result.description = f.properties.COMMENTS;
result.featureType = "relic";
result.closed = false;
if (f.properties.PHOTO_ID_1 != null)
{
int pid = 0;
int.TryParse(f.properties.PHOTO_ID_1, out pid);
if (pid > 0)
{
result.image = getImageString(pid);
}
}
result.features = new List <string>();
result.features.Add("historicRelic");
foreach (string rf in f.relicFeatures)
{
result.features.Add(rf);
}
result.links.details = _appsettings.BaseURL + "/relics/" + f.properties.SERIAL_NO;
p.results.Add(result);
}
}
}
int totalcount = p.results.Count();
if (pagesize > 0 && p.results.Count() > pagesize)
{
PreviewItems ppaged = new PreviewItems();
int i = 0;
foreach (PreviewItems.Result r in p.results)
{
int mini = pagesize * (page - 1);
int maxi = (pagesize * page) - 1;
if (i >= mini && i <= maxi)
{
ppaged.results.Add(r);
}
if (maxi >= totalcount - 1)
{
ppaged.meta.links.next = null;
}
else
{
string s = fullurl.ToLower().Replace("page=" + page.ToString(), "");
s += "&page=" + (page + 1).ToString();
s = s.Replace("&&", "&");
ppaged.meta.links.next = s;
}
i++;
}
ppaged.meta.totalResults = totalcount;
ppaged.meta.links.self = fullurl.ToLower();
JsonResult jsonresult = new JsonResult(ppaged);
return(jsonresult);
}
else
{
p.meta.totalResults = totalcount;
p.meta.links.self = fullurl.ToLower();
JsonResult jsonresult = new JsonResult(p);
return(jsonresult);
}
}
catch (Exception ex)
{
JsonResult jsonresult = new JsonResult("Error: " + ex.ToString());
return(jsonresult);
}
}
