public void Clear(ArgbColor?argbColor = null)
{
using (var brush = new SolidBrush(argbColor.HasValue ? argbColor.Value.ToGdiColor() : Color.White))
{
_graphics.FillRectangle(brush, _bounds.ToGdiRectangle());
}
}
public void DrawBitmap(IBitmap bitmap, CanvasRectangle dest, CanvasRectangle source, float opacity = 1.0f)
{
CheckUsability();
var imageAttributes = CreateImageAttributes(opacity);
if (imageAttributes != null)
{
_graphics.DrawImage((Bitmap)bitmap.EngineElement,
dest.ToGdiRectangle(),
source.Left, source.Top, source.Width, source.Height,
System.Drawing.GraphicsUnit.Pixel,
imageAttrs: imageAttributes);
}
else
{
_graphics.DrawImage((Bitmap)bitmap.EngineElement,
dest.ToGdiRectangle(),
source.ToGdiRectangle(),
System.Drawing.GraphicsUnit.Pixel);
}
}
public void FillRectangle(IBrush brush, CanvasRectangle rectangle)
{
CheckUsability();
_graphics.FillRectangle((Brush)brush.EngineElement, rectangle.ToGdiRectangle());
}
public void DrawRectangle(IPen pen, CanvasRectangle rectangle)
{
CheckUsability();
_graphics.DrawRectangle((Pen)pen.EngineElement, rectangle.ToGdiRectangle());
}