protected override void OnRender(DrawingContext context)
{
var so = new Point(TextWrapping == TextWrapping.Wrap ? 0 : (int)_scrollX, (int)_scrollY);
var cpos =
_measurement.CaretPosition(_caretPos);
if (cpos.X >= ActualWidth)
{
cpos = new Point(0, cpos.Y + 1);
if (cpos.Y + so.Y >= ActualHeight)
{
so = so.Offset(0, -1);
}
}
CursorPosition = cpos.Offset(so.X, so.Y)
.Offset(context.RenderOffsetX, context.RenderOffsetY);
context = context.Scroll(so);
context.Clear(Background);
context.DrawText(
new Rectangle(0, 0, ActualWidth, ActualHeight),
Text,
new TextOptions
{
TextWrapping = TextWrapping,
Foreground = Foreground,
Background = Background
});
}
protected override void OnRender(DrawingContext context)
{
context.Clear(Background);
context.DrawFrame(new Rectangle(0, 0, ActualWidth, ActualHeight),
new FrameOptions
{
Style = FrameStyle,
Foreground = Foreground,
Background = Background
});
}
protected override void OnRender(DrawingContext context)
{
context.Clear(Background);
context.DrawText(
new Rectangle(0, 0, ActualWidth, ActualHeight),
Text,
new TextOptions
{
TextWrapping = TextWrapping,
Foreground = Foreground,
Background = Background,
VerticalAlignment = VerticalTextAlignment,
HorizontalAlignment = HorizontalTextAlignment
});
}
public override void OnRender(DrawingContext dc)
{
if (_pushClippingRectangle)
{
try
{
dc.PushClippingRectangle(x0, y0, xDimension, yDimension);
}
catch (ArgumentException ex)
{
Log.Comment("Caught " + ex.Message + " when Pushing a clipping rectangle at (" + x0 + ", " + y0 + ")" +
" and Width = " + xDimension + " Height = " + yDimension);
_argumentException = true;
}
}
if (_popClippingRectangle)
{
dc.PopClippingRectangle();
}
if (_getClippingRectangle)
{
dc.GetClippingRectangle(out x1, out y1, out wd, out ht);
}
if (_drawLine)
{
dc.DrawLine(_pen, x0, y0, x1, y1);
}
if (_drawRectangle)
{
try
{
dc.DrawRectangle(_brush, _pen, r, s, xDimension, yDimension);
}
catch (ArgumentException ex)
{
Log.Comment("Caught " + ex.Message + " when drawing a Rectangle at (" + r + ", " + s + ")" +
" Width = " + xDimension + " Height = " + yDimension);
_argumentException = true;
}
}
if (_drawEllipse)
{
dc.DrawEllipse(_brush, _pen, r, s, xDimension, yDimension);
}
if (_drawPolygon)
{
dc.DrawPolygon(_brush, _pen, pts);
}
if (_clear)
{
dc.Clear();
}
if (_setPixel)
{
dc.SetPixel(_color, r, s);
}
if (_drawImage)
{
try
{
dc.DrawImage(bmp1, r, s);
}
catch (NullReferenceException ex)
{
Log.Comment("Caught " + ex.Message + " when drawing a null Image");
_nullReferenceException = true;
}
}
if (_drawCroppedImage)
{
try
{
dc.DrawImage(bmp1, r, s, x0, y0, xDimension, yDimension);
}
catch (ArgumentException ex)
{
Log.Comment("Caught " + ex.Message + " when drawing an Image at (" + r + ", " + s + ")" +
"from a source Image at(" + x0 + ", " + y0 + ") Width = " + xDimension + " Height = " + yDimension);
_argumentException = true;
}
catch (NullReferenceException ex)
{
Log.Comment("Caught " + ex.Message + " when drawing a null Image");
_nullReferenceException = true;
}
}
if (_translate)
{
dc.Translate(r, s);
}
if (_blendImage)
{
dc.BlendImage(bmp2, x0, y0, x1, y1, xDimension, yDimension, _opacity);
}
if (_drawText)
{
_textFits = dc.DrawText(ref _str, _font, _color, r, s, xDimension, yDimension, _alignment, _trimming);
}
base.OnRender(dc);
_pBitmap = dc.Bitmap;
Master_Media.autoEvent.Set();
}