private void AllocPensAndBrushes()
{
if (borderBrush == null)
{
borderBrush = new SolidBrush(Color.Black /*gradientBorderColor*/);
}
if (backGradientBrush == null)
{
backGradientBrush = new HatchBrush(HatchStyle.DiagonalCross, gradientHatchColor, gradientBackColor);
}
if (gradientBrush == null)
{
gradientBrush = new LinearGradientBrush2(gradientRect, Blend, LinearGradientMode.Horizontal);
}
if (markerBorderPen == null)
{
markerBorderPen = new Pen(markerBorderColor, markerBorderSize);
}
if (markerFillBrush == null)
{
markerFillBrush = new SolidBrush(markerFillColor);
}
if (selMarkerFillBrush == null)
{
selMarkerFillBrush = new SolidBrush(selMarkerFillColor);
}
}
private void ClearGradientBrush()
{
if (gradientBrush != null)
{
gradientBrush.Dispose();
gradientBrush = null;
}
}
private void Redraw()
{
if (br != null)
{
br.Dispose();
br = null;
}
Invalidate(true);
}
private void this_Paint(object sender, PaintEventArgs e)
{
if (blend != null)
{
if (br == null)
{
br = new LinearGradientBrush2(this.ClientRectangle, blend, mode);
}
br.FillRectangle(e.Graphics, this.ClientRectangle, SystemBrushes.Window);
}
}