private void Button_Click_4(object sender, RoutedEventArgs e)
{
for (int i = 0; i < ListItems.Items.Count; i++)
{
location2 item = new location2();
item = ListItems.Items[i] as location2;
if (item.user_id == user.UserId.ToString())
DeleteTodoItem(item);
}
}
private void TextInput_KeyUp(object sender, KeyRoutedEventArgs e)
{
pick2 = true;//确定marker2已选
if (e.Key == Windows.System.VirtualKey.Enter)
{
if (nameinput.Visibility == Windows.UI.Xaml.Visibility.Collapsed)
{
for (int i = 0; i < ListItems.Items.Count; i++)
{
location2 item = new location2();
item = ListItems.Items[i] as location2;
if (item.Text == TextInput.Text)
{
marker2.LngLat = new ALngLat(item.x, item.y);
marker2.IconURI = new Uri("ms-appx:///Assets/icon/marker_sprite.png", UriKind.Absolute);
if (!map.Children.Contains(marker2))
map.Children.Add(marker2);
tip2.Title = item.Text;
map.SetZoomAndCenter(15, marker2.LngLat);
break;
}
}
}
}
}
private async void uploadme_Click(object sender, RoutedEventArgs e)
{
//pick = true;//确定marker已选
/*AGeolocator ageol = new AGeolocator(); //初始化一个AGeolocator对象
//设置位置改变监听器，调用ageol_PositionChanged 函数
ageol.PositionChanged += ageol_PositionChanged;*/
if (!pick)
{
MessageDialog msg = new MessageDialog("请先定位");
await msg.ShowAsync();
}
else
{
Boolean check = false;
if (ListItems.Items.Count == 0)
check = true;
for (int i = 0; i < ListItems.Items.Count; i++)
{
location2 item = new location2();
item = ListItems.Items[i] as location2;
if (item.user_id.Equals(user.UserId.ToString()))
{
check = true;
item.x = marker.LngLat.LngX;
item.y = marker.LngLat.LatY;
UpdateCheckedTodoItem(item);
/*MessageDialog msg = new MessageDialog(item.x.ToString() + " " + item.y.ToString());
msg.ShowAsync();*/
//break;
}
}
if (!check)
{
var location_item = new location { x = marker.LngLat.LngX, y = marker.LngLat.LatY, Text = name, user_id = user.UserId.ToString() };
InsertTodoItem(location_item);
}
me_x = marker.LngLat.LngX;
me_y = marker.LngLat.LatY;
for (int i = 0; i < items2_t.Count; i++)
{
if (items2_t[i].value>0&&items2_t[i].Text!=name)
{
//MessageDialog msg = new MessageDialog(items2_t[i].value.ToString());
/*MessageDialog msg = new MessageDialog(GetDistance(me_y,me_x,items2_t[i].y,items2_t[i].x).ToString());
await msg.ShowAsync();*/
double dist=GetDistance(me_y,me_x,items2_t[i].y,items2_t[i].x);
if (dist < 2000)
{
senttalkcontent("0","0",items2_t[i].Text,items2_t[i].user_id,name+"在您附近"+dist.ToString()+"米");
}
}
}
}
}
private void Button_Click_3(object sender, RoutedEventArgs e)
{
pick2 = true;//确定marker2已选
for (int i = 0; i < ListItems.Items.Count; i++)
{
location2 item = new location2();
item = ListItems.Items[i] as location2;
if (item.Text == TextInput.Text)
{
marker2.LngLat = new ALngLat(item.x, item.y);
marker2.IconURI = new Uri("ms-appx:///Assets/icon/marker_sprite.png", UriKind.Absolute);
if (!map.Children.Contains(marker2))
map.Children.Add(marker2);
tip2.Title = item.Text;
map.SetZoomAndCenter(15, marker2.LngLat);
globalid = item.user_id;
globalname = item.Text;
talkbox.Visibility = Windows.UI.Xaml.Visibility.Visible;
talkbox.Text = "";
talkboard.Visibility = Windows.UI.Xaml.Visibility.Visible;
break;
}
}
}
private async void UpdateCheckedTodoItem(location2 item)
{
// This code takes a freshly completed TodoItem and updates the database. When the MobileService
// responds, the item is removed from the list
location location_item2 = new location();
location_item2.Id = item.Id;
location_item2.Text = item.Text;
location_item2.user_id = item.user_id;
location_item2.x = item.x;
location_item2.y = item.y;
await todoTable.UpdateAsync(location_item2);
await RefreshTodoItems();
//items.Remove(item);
}
private async System.Threading.Tasks.Task RefreshTodoItems()
//private async void RefreshTodoItems()//ready to delete
{
MobileServiceInvalidOperationException exception = null;
try
{
// This code refreshes the entries in the list view by querying the TodoItems table.
// The query excludes completed TodoItems
items = await todoTable.ToCollectionAsync();
//.Where(location_item => location_item.x == 1)
//.ToCollectionAsync();
}
catch (MobileServiceInvalidOperationException e)
{
exception = e;
}
/*if (exception != null)
{
await new MessageDialog(exception.Message, "Error loading items").ShowAsync();
}
else
{
ListItems.ItemsSource = items;
}*/
try
{
// This code refreshes the entries in the list view by querying the TodoItems table.
// The query excludes completed TodoItems
items2 = await todoTable2.ToCollectionAsync();
//.Where(location_item => location_item.x == 1)
//.ToCollectionAsync();
}
catch (MobileServiceInvalidOperationException e)
{
exception = e;
}
items2_t = new List<location2>();
items2_t.Clear();
string userid = user.UserId;
int len1 = items.Count;
for (int i = 0; i < len1; i++)
{
location2 item2 = new location2();
item2.Id = items[i].Id;
item2.Text = items[i].Text;
item2.user_id = items[i].user_id;
item2.x = items[i].x;
item2.y = items[i].y;
item2.value = 0;
if (item2.user_id.Equals(userid))
{
item2.value = 10;
item2.image = new BitmapImage(new Uri("ms-appx:///Assets/res/本尊.png", UriKind.Absolute));
items2_t.Add(item2);
continue;
}
int len2 = items2.Count;
for (int j = 0; j < len2; j++)
{
if ((items2[j].userid1.Equals(userid) && items2[j].userid2.Equals(item2.user_id)) || (items2[j].userid1.Equals(item2.user_id) && items2[j].userid2.Equals(userid)))
{
item2.value = items2[j].value;
break;
}
}
if (item2.value == 10)
item2.image = new BitmapImage(new Uri("ms-appx:///Assets/res/本尊.png", UriKind.Absolute));
else
if (item2.value==2)
item2.image = new BitmapImage(new Uri("ms-appx:///Assets/res/熟悉.png", UriKind.Absolute));
else
item2.image = new BitmapImage(new Uri("ms-appx:///Assets/res/陌生.png", UriKind.Absolute));
items2_t.Add(item2);
}
if (exception != null)
{
await new MessageDialog(exception.Message, "Error loading items").ShowAsync();
}
else
{
IEnumerable<location2> query = items2_t.OrderByDescending(i => i.value);//降序
//IEnumerable<location2> query = items2_t.OrderBy(i => i.value);//升序
ListItems.ItemsSource = query;
}
}
private async void DeleteTodoItem(location2 location_item)
{
//await todoTable.DeleteAsync(location_item);
location location_item2 = new location();
location_item2.Id = location_item.Id;
location_item2.Text = location_item.Text;
location_item2.user_id = location_item.user_id;
location_item2.x = location_item.x;
location_item2.y = location_item.y;
items2_t.Remove(location_item);
await todoTable.DeleteAsync(location_item2);
await RefreshTodoItems();
//items.Remove(location_item);
}
private async void InsertTodoItem(location location_item)
{
// This code inserts a new TodoItem into the database. When the operation completes
// and Mobile Services has assigned an Id, the item is added to the CollectionView
await todoTable.InsertAsync(location_item);
location2 location_item2 = new location2();
location_item2.Id = location_item.Id;
location_item2.Text = location_item.Text;
location_item2.user_id = location_item.user_id;
location_item2.x = location_item.x;
location_item2.y = location_item.y;
location_item2.value = 10;
location_item2.image = new BitmapImage(new Uri("ms-appx:///Assets/res/我.png", UriKind.Absolute));
items2_t.Add(location_item2);
await RefreshTodoItems();
//items.Add(location_item);
}
private async System.Threading.Tasks.Task Authenticate()
{
while (user == null)
{
string message;
try
{
user = await App.MobileService
.LoginAsync(MobileServiceAuthenticationProvider.MicrosoftAccount);
message =
string.Format("登陆成功");
//RefreshTodoItems();
}
catch (InvalidOperationException)
{
message = "您必须登陆";
}
var dialog = new MessageDialog(message);
dialog.Commands.Add(new UICommand("OK"));
await dialog.ShowAsync();
}
/*if (user != null)
{
await RefreshTodoItems();
Boolean check = false;
//MessageDialog msg = new MessageDialog(ListItems.Items.Count.ToString());
//await msg.ShowAsync();
for (int i = 0; i < ListItems.Items.Count; i++)
{
location item = new location();
item = ListItems.Items[i] as location;
if (item.user_id.Equals(user.UserId.ToString()))
{
if (item.Text != "")
name = item.Text;
check = true;
//break;
}
}
if (!check)
nameinput.Visibility = Windows.UI.Xaml.Visibility.Visible;
else
nameinput.Visibility = Windows.UI.Xaml.Visibility.Collapsed;
}*/
if (user != null)
{
await RefreshTodoItems();
Boolean check = false;
name = "";
//MessageDialog msg = new MessageDialog(ListItems.Items.Count.ToString());
//await msg.ShowAsync();
for (int i = 0; i < ListItems.Items.Count; i++)
{
location2 item = new location2();
item = ListItems.Items[i] as location2;
if (item.user_id.Equals(user.UserId.ToString()))
{
if (item.Text != "")
name = item.Text;
check = true;
//break;
}
}
if (!check)
nameinput.Visibility = Windows.UI.Xaml.Visibility.Visible;
else
nameinput.Visibility = Windows.UI.Xaml.Visibility.Collapsed;
AcquirePushChannel();
for (int i = 0; i < items2_t.Count; i++)
if (items2_t[i].Text.Equals(name))
{
me_x = items2_t[i].x;
me_y = items2_t[i].y;
}
}
}