public async Task LogPrint(ScreenMessage lcdt)
{
if (lcdt.Action != null && lcdt.Action.ToUpperInvariant().Equals("CLEAR"))
{
mainPage.text.Text = "";
}
await
mainPage.dispatcher.RunAsync(CoreDispatcherPriority.Normal,
() => { mainPage.text.Text += lcdt.Message + "\r\n"; });
}
internal async Task SendEvent(
object sender,
RoutedEventArgs e,
string action,
MessageBase message = null,
string messageText = null)
{
if (sender is Grid && this.sensors.ContainsKey("LCDG:TOUCH"))
{
if (e is PointerRoutedEventArgs)
{
var pe = (PointerRoutedEventArgs)e;
var pt = pe.GetCurrentPoint(sender as FrameworkElement);
await
this.SendResult(
new ScreenResultMessage(message)
{
Area = "TOUCH",
Action = action,
X = pt.Position.X,
Y = pt.Position.Y
});
}
}
else if (!(sender is Grid))
{
var source = (e.OriginalSource ?? sender) as FrameworkElement;
var id = (int)source.GetValue(Screen.RemoteIdProperty);
if (message == null)
{
message = new ScreenMessage { Type = 'S', Service = "LCDG", Id = id };
}
var newid = (message.Id == 0) ? id : message.Id;
await
this.SendResult(
new ScreenResultMessage(message)
{
Area = source.GetType().Name.ToUpperInvariant(),
Action = action,
Tag = source.Tag?.ToString(),
Type = message.Type ?? 'S',
Id = newid,
Result = messageText
},
newid + action);
}
}
public async void LcdPrint(ScreenMessage lcdt)
{
var isText = lcdt.Service.Equals("LCDT");
FrameworkElement element = null;
var expandToEdge = false;
SolidColorBrush backgroundBrush = null;
if (lcdt.Action != null)
{
if (!string.IsNullOrWhiteSpace(lcdt.ARGB))
{
if (lcdt.ARGB[0] == '#')
{
var hex = lcdt.ARGB.ToByteArray();
if (hex.Length > 3)
{
backgroundBrush =
new SolidColorBrush(Color.FromArgb((hex[0] == 0 ? (byte) 255 : hex[0]), hex[1], hex[2],
hex[3]));
}
}
else
{
UInt32 color;
if (UInt32.TryParse(lcdt.ARGB, out color))
{
var argb = new ArgbUnion {Value = color};
backgroundBrush = new SolidColorBrush(Color.FromArgb(argb.A == 0 ? (byte) 255 : argb.A, argb.R, argb.G, argb.B));
}
}
}
var action = lcdt.Action.ToUpperInvariant();
switch (action)
{
case "ORIENTATION":
{
var current = DisplayInformation.AutoRotationPreferences;
if (lcdt.Value.HasValue)
{
DisplayInformation.AutoRotationPreferences = (DisplayOrientations)lcdt.Value.Value;
}
await mainPage.SendResult(new ScreenResultMessage(lcdt) { ResultId = (int)current });
break;
}
case "ENABLE":
{
mainPage.sensors[lcdt.Service + ":" + lcdt.Message] = 1;
return;
}
case "DISABLE":
{
if (mainPage.sensors.ContainsKey(lcdt.Service + ":" + lcdt.Message))
{
mainPage.sensors.Remove(lcdt.Service + ":" + lcdt.Message);
}
return;
}
case "CLEAR":
{
if (lcdt.Y.HasValue)
{
RemoveLine(lcdt.Y.Value);
}
else if (lcdt.Pid.HasValue)
{
RemoveId(lcdt.Pid.Value);
}
else
{
mainPage.canvas.Children.Clear();
if (backgroundBrush != null)
{
mainPage.canvas.Background = backgroundBrush;
}
lastY = -1;
mainPage.player.Stop();
mainPage.player.Source = null;
}
break;
}
case "BUTTON":
{
element = new Button
{
Content = lcdt.Message,
FontSize = lcdt.Size ?? DefaultFontSize,
Tag = lcdt.Tag,
Foreground = textForgroundBrush,
Background = new SolidColorBrush(Colors.Gray)
};
element.Tapped += async (s, a) => await mainPage.SendEvent(s, a, "tapped");
((Button)element).Click += async (s, a) => await mainPage.SendEvent(s, a, "click");
element.PointerPressed += async (s, a) => await mainPage.SendEvent(s, a, "pressed");
element.PointerReleased += async (s, a) => await mainPage.SendEvent(s, a, "released");
break;
}
case "IMAGE":
{
var imageBitmap = new BitmapImage(new Uri(lcdt.Path, UriKind.Absolute));
//imageBitmap.CreateOptions = Windows.UI.Xaml.Media.Imaging.BitmapCreateOptions.IgnoreImageCache;
if (lcdt.Width.HasValue)
{
imageBitmap.DecodePixelWidth = lcdt.Width.Value;
}
if (lcdt.Height.HasValue)
{
imageBitmap.DecodePixelHeight = lcdt.Height.Value;
}
element = new Image
{
Tag = lcdt.Tag
};
((Image)element).Source = imageBitmap;
element.Tapped += async (s, a) => await mainPage.SendEvent(s, a, "tapped");
break;
}
case "LINE":
{
var line = new Line
{
X1 = lcdt.X.Value,
Y1 = lcdt.Y.Value,
X2 = lcdt.X2.Value,
Y2 = lcdt.Y2.Value,
StrokeThickness = lcdt.Width ?? 1,
Stroke = foreground
};
element = line;
break;
}
case "INPUT":
{
element = new TextBox
{
Text = lcdt.Message,
FontSize = lcdt.Size ?? DefaultFontSize,
TextWrapping = TextWrapping.Wrap,
Foreground = textForgroundBrush,
AcceptsReturn = lcdt.Multi ?? false
};
expandToEdge = true;
element.SetValue(Canvas.LeftProperty, lcdt.X);
element.SetValue(Canvas.TopProperty, lcdt.Y);
element.LostFocus += async (s, a) => await mainPage.SendEvent(s, a, "lostfocus", lcdt, ((TextBox)s).Text);
((TextBox)element).TextChanged += async (s, a) => await mainPage.SendEvent(s, a, "changed", lcdt, ((TextBox)s).Text);
break;
}
case "CHANGE":
{
var retrievedElement = GetId(lcdt.Pid.Value);
if (retrievedElement != null)
{
if (lcdt.ARGB != null)
{
var i = 0;
}
}
break;
}
case "RECTANGLE":
{
var rect = new Rectangle
{
Tag = lcdt.Tag,
Fill = backgroundBrush ?? gray
};
if (lcdt.Width.HasValue)
{
rect.Width = lcdt.Width.Value;
}
if (lcdt.Height.HasValue)
{
rect.Height = lcdt.Height.Value;
}
element = rect;
element.Tapped += async (s, a) => await mainPage.SendEvent(s, a, "tapped", lcdt);
rect.PointerEntered += async (s, a) => await mainPage.SendEvent(s, a, "entered", lcdt);
rect.PointerExited += async (s, a) => await mainPage.SendEvent(s, a, "exited", lcdt);
break;
}
case "TEXT":
{
TextBlock textBlock = new TextBlock
{
Text = lcdt.Message,
FontSize = lcdt.Size ?? DefaultFontSize,
TextWrapping = TextWrapping.Wrap,
Tag = lcdt.Tag,
Foreground = textForgroundBrush
};
expandToEdge = true;
element = textBlock;
element.SetValue(Canvas.LeftProperty, lcdt.X);
element.SetValue(Canvas.TopProperty, lcdt.Y);
break;
}
default:
break;
}
}
if (element == null && isText && lcdt.Message != null)
{
var x = lcdt.X ?? 0;
var y = lcdt.Y ?? lastY + 1;
expandToEdge = true;
element = new TextBlock
{
Text = lcdt.Message,
FontSize = lcdt.Size ?? DefaultFontSize,
TextWrapping = TextWrapping.Wrap,
Tag = y.ToString(),
Foreground = textForgroundBrush
};
var textblock = (TextBlock)element;
textblock.FontFamily = fixedFont;
if (lcdt.Foreground != null)
{
textblock.Foreground = HexColorToBrush(lcdt.Foreground);
}
if (lcdt.HorizontalAlignment != null)
{
if (lcdt.HorizontalAlignment.Equals("Center"))
{
textblock.TextAlignment = TextAlignment.Center;
}
}
element.SetValue(Canvas.LeftProperty, isText ? x * textblock.FontSize : x);
element.SetValue(Canvas.TopProperty, isText ? y * textblock.FontSize : y);
}
else if (element != null && element.GetType() != typeof(Line))
{
element.SetValue(Canvas.LeftProperty, lcdt.X);
element.SetValue(Canvas.TopProperty, lcdt.Y);
}
if (element != null)
{
var x = lcdt.X ?? 0;
var y = lcdt.Y ?? lastY + 1;
if (lcdt.HorizontalAlignment != null)
{
if (lcdt.HorizontalAlignment.Equals("Center"))
{
element.HorizontalAlignment = HorizontalAlignment.Center;
element.Width = mainPage.canvas.Width;
}
}
if (lcdt.FlowDirection != null)
{
if (lcdt.FlowDirection.Equals("RightToLeft"))
{
element.FlowDirection = FlowDirection.RightToLeft;
} else if (lcdt.FlowDirection.Equals("LeftToRight"))
{
element.FlowDirection = FlowDirection.LeftToRight;
}
}
if (lcdt.Width.HasValue)
{
element.Width = lcdt.Width.Value;
}
else if (expandToEdge)
{
element.Width = mainPage.canvas.ActualWidth;
}
if (lcdt.Height.HasValue)
{
element.Height = lcdt.Height.Value;
}
//TODO: add optional/extra properties in a later version here.
if (isText && x == 0)
{
RemoveLine(y);
}
element.SetValue(RemoteIdProperty, lcdt.Id);
mainPage.canvas.Children.Add(element);
if (isText)
{
lastY = y;
}
}
}