public void SaveTo(DroidContext c, bool p)
{
c.Font = this.Font;
c.LineDash = this.LineDash;
c.Current = this.Current;
//c.Canvas = this.Canvas;
c.Pattern = this.Pattern;
}
public override object CreateContext(object backend)
{
var b = (DroidImage)backend;
var ctx = new DroidContext {
Canvas = new Android.Graphics.Canvas(b.Image)
};
return(ctx);
}
public virtual object CreateContext(Widget w)
{
var b = (IDroidCanvasBackend)w.GetBackend();
var ctx = new DroidContext();
if (b.Context != null)
{
ctx.Canvas = b.Context.Canvas;
}
return(ctx);
}
public static Context XwtContext(this AG.Canvas canvas, bool doscale)
{
var dc = new DroidContext {
Canvas = canvas
};
var context = new Context(dc, Toolkit.CurrentEngine);
if (doscale)
{
var scale = Desktop.PrimaryScreen.ScaleFactor;
context.Scale(scale, scale);
}
return(context);
}
public object ConvertToBitmap(double width, double height, double scaleFactor, ImageFormat format)
{
if (_drawCallback != null)
{
var image = new DroidImage((int)width, (int)height, format);
using (var canvas = new AG.Canvas(image.Image))
using (var dc = new DroidContext {
Canvas = canvas
}) {
canvas.Scale((float)scaleFactor, (float)scaleFactor);
_drawCallback(dc, new Xwt.Rectangle(0, 0, width, height));
}
return(image);
}
throw new NotSupportedException();
}
public DroidContext(DroidContext c)
: this()
{
c.SaveTo(this, false);
}