private void NewElement_OnDrawBitmap(object sender, EventArgs e)
{
var calendarView = sender as ActivityCalendarView;
if (this.ViewGroup is null || calendarView is null)
{
return;
}
// If we are not in readonly, we dont generate image.
if (calendarView.IsInputEnabled)
{
return;
}
//get the subview
global::Android.Views.View subView = ViewGroup.GetChildAt(0);
int width = ViewGroup.Width;
int height = ViewGroup.Height;
//create and draw the bitmap
Bitmap b = Bitmap.CreateBitmap(800, 800, Bitmap.Config.Argb8888);
Canvas c = new Canvas(b);
ViewGroup.Draw(c);
//save the bitmap to file
var bytes = SaveBitmapToBytes(b);
var base64 = Convert.ToBase64String(bytes);
calendarView.SetImage(bytes);
}
private void NewElement_OnDrawBitmap(object sender, EventArgs e)
{
try
{
if (this.ViewGroup != null)
{
var element = sender as BarcodeView;
//get the subview
Android.Views.View subView = ViewGroup.GetChildAt(0);
int width = subView.Width;
int height = subView.Height;
//create and draw the bitmap
Bitmap b = Bitmap.CreateBitmap(width, height, Bitmap.Config.Argb8888);
Canvas c = new Canvas(b);
ViewGroup.Draw(c);
byte[] bitmapData = null;
using (var stream = new MemoryStream())
{
b.Compress(Bitmap.CompressFormat.Png, 0, stream);
bitmapData = stream.ToArray();
}
element.BarcodeUrl = Convert.ToBase64String(bitmapData);
}
}
catch (Exception ex)
{
}
}
private Bitmap ConvertViewToBitMap(ViewGroup view)
{
Bitmap bitmap = Bitmap.CreateBitmap(1000, 1600, Bitmap.Config.Argb8888);
Canvas canvas = new Canvas(bitmap);
canvas.DrawColor(Color.White);
view.Draw(canvas);
return(bitmap);
}
private void SavePanelAsPNG(ChartViewRenderer chartView, String fileName)
{
if (chartView.ViewGroup != null)
{
//get the subview
Android.Views.View subView = ViewGroup.GetChildAt(0);
int width = subView.Width;
int height = subView.Height;
//create and draw the bitmap
Bitmap b = Bitmap.CreateBitmap(width, height, Bitmap.Config.Argb8888);
Canvas c = new Canvas(b);
ViewGroup.Draw(c);
//save the bitmap to file
SaveBitmapToFile(b, fileName);
}
}
private void NewElement_OnDrawBitmap(object sender, EventArgs e)
{
if (this.ViewGroup != null)
{
//get the subview
Android.Views.View subView = ViewGroup.GetChildAt(0);
int width = subView.Width;
int height = subView.Height;
//create and draw the bitmap
Bitmap b = Bitmap.CreateBitmap(width, height, Bitmap.Config.Argb8888);
Canvas c = new Canvas(b);
ViewGroup.Draw(c);
//save the bitmap to file
SaveBitmapToFile(b);
}
}
public Bitmap MakeIcon()
{
int measureSpec = View.MeasureSpec.MakeMeasureSpec(0, MeasureSpecMode.Unspecified);
_container.Measure(measureSpec, measureSpec);
int measuredWidth = _textView.MeasuredWidth;
int measuredHeight = _textView.MeasuredHeight;
_container.Layout(0, 0, measuredWidth, measuredHeight);
var bubbleDrawable = _context.Resources.GetDrawable(Resource.Drawable.bubble);
bubbleDrawable.SetBounds(0, 0, measuredWidth, measuredHeight);
var bitmap = Bitmap.CreateBitmap(measuredWidth, measuredHeight, Bitmap.Config.Argb8888);
var canvas = new Canvas(bitmap);
bubbleDrawable.Draw(canvas);
_container.Draw(canvas);
return(bitmap);
}