/// <summary>
/// Constructs a screen object from a shape
/// </summary>
/// <param name="shp"></param>
/// <returns></returns>
public Shape Object2Shape(ScreenObject obj)
{
if (obj != null)
{
if (obj.Type == ScreenObjectType.Line)
{
return new Line()
{
X1 = obj.X1,
X2 = obj.X2,
Y1 = obj.Y1,
Y2 = obj.Y2,
StrokeThickness = obj.Thickness,
Stroke = new SolidColorBrush(ColorHelper.ColorFromString(obj.StrokeColor))
};
}
else if (obj.Type==ScreenObjectType.Ellipse)
{
var shp = new Ellipse();
CopyValues(obj, shp);
return shp;
}
else if (obj.Type == ScreenObjectType.Rectangle)
{
var shp = new Rectangle();
CopyValues(obj, shp);
return shp;
}
}
return null;
}
private void UpdateButton_Click(object sender, RoutedEventArgs e)
{
try
{
var txt = this.TalkText.Text;
this.TalkText.Text = string.Empty;
var talk = new ScreenObject() { Text = txt, Type = ScreenObjectType.Text };
drawArea.MessageCollection.Insert(0, new TalkItem()
{
Text = talk.Text,
Time = DateTime.Now.ToShortTimeString(),
From = "Me"
});
var obj = new ScreenObject[] { talk };
proxy.Client.DrawAsync(obj.JsonSerialize());
}
catch { }
}
/// <summary>
/// Copy the values to shape
/// </summary>
/// <param name="obj"></param>
/// <param name="shp"></param>
private void CopyValues(ScreenObject obj, Shape shp)
{
Canvas.SetLeft(shp, obj.X1);
Canvas.SetTop(shp, obj.Y1);
shp.Width = obj.Width;
shp.Height = obj.Height;
shp.StrokeThickness = obj.Thickness;
try
{
shp.Fill = new SolidColorBrush(ColorHelper.ColorFromString(obj.FillColor));
shp.Stroke = new SolidColorBrush(ColorHelper.ColorFromString(obj.StrokeColor));
}
catch { }
}
