public void ZoomToBox(Geometries.Point beginPoint, Geometries.Point endPoint)
{
double x, y, resolution;
var width = Math.Abs(endPoint.X - beginPoint.X);
var height = Math.Abs(endPoint.Y - beginPoint.Y);
if (width <= 0)
{
return;
}
if (height <= 0)
{
return;
}
ZoomHelper.ZoomToBoudingbox(beginPoint.X, beginPoint.Y, endPoint.X, endPoint.Y,
ActualWidth, ActualHeight, out x, out y, out resolution);
resolution = ZoomHelper.ClipResolutionToExtremes(_map.Resolutions, resolution);
Map.Viewport.Center = new Geometries.Point(x, y);
Map.Viewport.Resolution = resolution;
_toResolution = resolution;
_map.ViewChanged(true);
OnViewChanged(true);
RefreshGraphics();
ClearBBoxDrawing();
}
private void SKElementOnPaintSurface(object sender, SKPaintSurfaceEventArgs e)
{
if (!_viewportInitialized)
{
InitializeViewport();
}
if (!_viewportInitialized)
{
return; // Stop if the line above failed.
}
if (!_invalid && !DeveloperTools.DeveloperMode)
{
return; // In developermode always render so that fps can be counted
}
if (_skiaScale == null)
{
_skiaScale = GetSkiaScale();
}
e.Surface.Canvas.Scale((float)_skiaScale.X, (float)_skiaScale.Y);
OnPaintSurface(e.Surface.Canvas, e.Info.Width, e.Info.Height);
}
private void SKElementOnPaintSurface(object sender, SKPaintSurfaceEventArgs e)
{
if (!_viewportInitialized)
{
InitializeViewport();
}
if (!_viewportInitialized)
{
return; // Stop if the line above failed.
}
if (!_invalid)
{
return; // Don't render when nothing has changed
}
if (_skiaScale == null)
{
_skiaScale = GetSkiaScale();
}
e.Surface.Canvas.Scale((float)_skiaScale.X, (float)_skiaScale.Y);
OnPaintSurface(e.Surface.Canvas, e.Info.Width, e.Info.Height);
}
private void SKElementOnPaintSurface(object sender, SKPaintSurfaceEventArgs e)
{
if (!_viewportInitialized) InitializeViewport();
if (!_viewportInitialized) return; // Stop if the line above failed.
if (!_invalid && !DeveloperTools.DeveloperMode)
return; // In developermode always render so that fps can be counted
if (_skiaScale == null) _skiaScale = GetSkiaScale();
e.Surface.Canvas.Scale((float) _skiaScale.X, (float) _skiaScale.Y);
OnPaintSurface(e.Surface.Canvas, e.Info.Width, e.Info.Height);
}
public Geometries.Point ScreenToWorld(Geometries.Point screenPosition)
{
return(SharedMapControl.ScreenToWorld(Map.Viewport, (float)_skiaScale.Y, screenPosition));
}
public Geometries.Point WorldToScreen(Geometries.Point worldPosition)
{
return(SharedMapControl.WorldToScreen(Map.Viewport, (float)_skiaScale.X, worldPosition));
}
