private void Overlay_DrawingException(object sender, DrawingExceptionTileOverlayEventArgs e)
{
Application.Current.Dispatcher.BeginInvoke(() =>
{
GisEditor.LoggerManager.Log(LoggerLevel.Warning, e.Exception.Message, e.Exception);
});
}
private void GisEditorLayerOverlay_DrawingException(object sender, DrawingExceptionTileOverlayEventArgs e)
{
e.Cancel = true;
e.Canvas.Clear(new GeoSolidBrush(GeoColor.StandardColors.Transparent));
string text = GetWrappedText(e.Exception.Message, TileWidth);
if (text.Length > 0)
{
DrawingQuality tempDrawingQuality = e.Canvas.DrawingQuality;
e.Canvas.DrawingQuality = DrawingQuality.HighQuality;
e.Canvas.DrawTextWithScreenCoordinate(text, new GeoFont("Arial", 10), new GeoSolidBrush(GeoColor.StandardColors.Black), e.Canvas.Width / 2, e.Canvas.Height / 2, DrawingLevel.LabelLevel);
e.Canvas.DrawingQuality = tempDrawingQuality;
}
}
internal static void RaiseDrawingException <T>(string name, object sender, EventArgs e)
{
DrawingExceptionLayerEventArgs drawingExceptionLayerEventArgs = e as DrawingExceptionLayerEventArgs;
DrawingExceptionTileOverlayEventArgs drawingExceptionTileOverlayEventArgs = e as DrawingExceptionTileOverlayEventArgs;
if (!sender.Equals(default(T)))
{
var message = string.Format(CultureInfo.InvariantCulture, ConnectionFailed, name);
var font = new GeoFont("Arial", 10, DrawingFontStyles.Italic);
if (drawingExceptionLayerEventArgs != null)
{
if (drawingExceptionLayerEventArgs.Canvas.ClippingArea != null)
{
var clippingCenter = drawingExceptionLayerEventArgs.Canvas.ClippingArea.GetCenterPoint();
drawingExceptionLayerEventArgs.Canvas.DrawTextWithWorldCoordinate(message, font, new GeoSolidBrush(GeoColor.StandardColors.GrayText), clippingCenter.X, clippingCenter.Y, DrawingLevel.LabelLevel);
drawingExceptionLayerEventArgs.Cancel = true;
}
else
{
var drawingArea = drawingExceptionLayerEventArgs.Canvas.MeasureText(message, font);
drawingExceptionLayerEventArgs.Canvas.DrawTextWithScreenCoordinate(message, font, new GeoSolidBrush(GeoColor.StandardColors.GrayText), 20 + drawingArea.Width * .5f, 20 + drawingArea.Height * .5f, DrawingLevel.LabelLevel);
drawingExceptionLayerEventArgs.Cancel = true;
}
}
else if (drawingExceptionTileOverlayEventArgs != null)
{
if (drawingExceptionTileOverlayEventArgs.Canvas.ClippingArea != null)
{
var clippingCenter = drawingExceptionTileOverlayEventArgs.Canvas.ClippingArea.GetCenterPoint();
drawingExceptionTileOverlayEventArgs.Canvas.DrawTextWithWorldCoordinate(message, font, new GeoSolidBrush(GeoColor.StandardColors.GrayText), clippingCenter.X, clippingCenter.Y, DrawingLevel.LabelLevel);
drawingExceptionTileOverlayEventArgs.Cancel = true;
}
else
{
var drawingArea = drawingExceptionTileOverlayEventArgs.Canvas.MeasureText(message, font);
drawingExceptionTileOverlayEventArgs.Canvas.DrawTextWithScreenCoordinate(message, font, new GeoSolidBrush(GeoColor.StandardColors.GrayText), 20 + drawingArea.Width * .5f, 20 + drawingArea.Height * .5f, DrawingLevel.LabelLevel);
drawingExceptionTileOverlayEventArgs.Cancel = true;
}
}
}
}
private static void BingOverlay_DrawingException(object sender, DrawingExceptionTileOverlayEventArgs e)
{
RaiseDrawingException <BingMapsOverlay>("Bing Maps", sender, e);
}
private static void WmkOverlay_DrawingException(object sender, DrawingExceptionTileOverlayEventArgs e)
{
RaiseDrawingException <WorldMapKitMapOverlay>("WorldMapKit", sender, e);
}
private static void OsmOverlay_DrawingException(object sender, DrawingExceptionTileOverlayEventArgs e)
{
RaiseDrawingException <OpenStreetMapOverlay>("OpenStreetMap", sender, e);
}
