public override void RemoveDrawing(IList <Rectangle> updates)
{
if (ShouldApplyDrawing && Applied)
{
ApplyInvertedDrawing(updates);
if (saved != null)
{
this.BGI.PutImage(saved.Origin, saved, BGICanvas.WriteMode.Copy, updates);
saved = null;
}
PopStyles();
Applied = false;
}
}
public override void ApplyDrawing(IList <Rectangle> updates)
{
if (ShouldApplyDrawing && !Applied)
{
PushStyles();
if (Command != null && !string.IsNullOrEmpty(this.Command.Text))
{
// save region
var font = this.BGI.LoadFont(this.BGI.GetFontType());
var fontSize = font.GetTextSize(this.Command.Text, this.BGI.GetTextDirection(), this.BGI.GetFontSize()) + 1;
saved = this.BGI.GetImage(new Rectangle(this.Command.Point, fontSize));
}
ApplyInvertedDrawing(updates);
Applied = true;
}
}
