/// <summary>
/// Draws the view within the specified rectangle.
/// </summary>
/// <param name="rect">Rect.</param>
public override void Draw(System.Drawing.RectangleF rect)
{
_rect = rect;
base.Draw(rect);
lock (_cachedScene) {
// recreate the view.
//View2D view = this.CreateView (_rect);
View2D view = this.CreateView(this.Frame);
// call the canvas renderer.
CGContext context = UIGraphics.GetCurrentContext();
if (context != null)
{
context.InterpolationQuality = CGInterpolationQuality.None;
context.SetShouldAntialias(false);
context.SetBlendMode(CGBlendMode.Copy);
context.SetAlpha(1);
long afterViewChanged = DateTime.Now.Ticks;
CGContextRenderer renderer = new CGContextRenderer(1);
// renderer.Render (new CGContextWrapper (context, _rect),
// _cachedScene, view);
renderer.Render(new CGContextWrapper(context, this.Frame),
_cachedScene, view);
long afterRendering = DateTime.Now.Ticks;
}
}
}
/// <summary>
/// Draws the view within the specified rectangle.
/// </summary>
/// <param name="rect">Rect.</param>
public override void Draw(System.Drawing.RectangleF rect)
{
_rect = rect;
base.Draw(rect);
lock (_cachedScene) {
// recreate the view.
View2D view = this.CreateView(_rect);
// call the canvas renderer.
CGContext context = UIGraphics.GetCurrentContext();
if (context != null)
{
context.InterpolationQuality = CGInterpolationQuality.None;
context.SetShouldAntialias(false);
context.SetBlendMode(CGBlendMode.Copy);
context.SetAlpha(1);
OsmSharp.Logging.Log.TraceEvent("MapView", System.Diagnostics.TraceEventType.Information,
"Renderer called in Draw(rect)!");
long afterViewChanged = DateTime.Now.Ticks;
CGContextRenderer renderer = new CGContextRenderer();
renderer.Render(new CGContextWrapper(context, _rect),
_cachedScene, view);
long afterRendering = DateTime.Now.Ticks;
OsmSharp.Logging.Log.TraceEvent("OsmSharp.Android.UI.MapView", System.Diagnostics.TraceEventType.Information,
"Rendering cache took: {0}ms @ zoom level {1}",
(new TimeSpan(afterRendering - afterViewChanged).TotalMilliseconds), this.MapZoomLevel);
}
}
}
/// <summary>
/// Draws the view within the specified rectangle.
/// </summary>
/// <param name="rect">Rect.</param>
public override void Draw(System.Drawing.RectangleF rect)
{
_rect = rect;
base.Draw(rect);
lock (_bufferSynchronisation)
{
// recreate the view.
View2D view = this.CreateView(this.Frame);
float zoomFactor = (float)this.Map.Projection.ToZoomFactor(this.MapZoom);
// call the canvas renderer.
CGContext context = UIGraphics.GetCurrentContext();
if (context != null)
{
context.InterpolationQuality = CGInterpolationQuality.None;
context.SetShouldAntialias(false);
context.SetBlendMode(CGBlendMode.Copy);
context.SetAlpha(1);
long afterViewChanged = DateTime.Now.Ticks;
CGContextRenderer renderer = new CGContextRenderer(1);
renderer.Render(
new CGContextWrapper(context, this.Frame),
view,
zoomFactor,
new Primitive2D[] { _onScreenBuffer });
long afterRendering = DateTime.Now.Ticks;
}
}
}