/// ------------------------------------------------------------------------------------
/// <summary>
/// If the control has an image specified, this function paints it on the button portion
/// of the control.
/// </summary>
/// <param name="g">A Graphics type passed from the OnPaint method.</param>
/// <seealso cref="OnPaint"/>
/// ------------------------------------------------------------------------------------
private void PutImageOnButton(Graphics g)
{
Point pt = ContentAlignmentHelper.ConAlignToImgPosition(ImageAlign, Image, m_rect,
m_dpBorderWidth);
g.DrawImageUnscaled(Image, pt);
}
//*******************************************************************************************
//
// Helper Functions: This sections contains private functions.
//
//*******************************************************************************************
//*******************************************************************************************
//*******************************************************************************************
private void PutTextOnButton(Graphics g)
{
using (var sf = new StringFormat())
{
// Take the text's content alignment value and convert it into the individual
// alignment types for horizontal and vertical alignment.
sf.Alignment = ContentAlignmentHelper.ConAlignToHorizStrAlign(TextAlign);
sf.LineAlignment = ContentAlignmentHelper.ConAlignToVertStrAlign(TextAlign);
sf.Trimming = m_TextTrimming;
sf.FormatFlags = StringFormatFlags.LineLimit;
// Create a rectangle in which to align text that accounts for the buttons borders.
// Multiplying by 2 accounts the combined thickness of the top and bottom borders,
// and the combined thickness of the left and right borders.
Rectangle rc = new Rectangle(m_dpBorderWidth, m_dpBorderWidth,
this.Width - (m_dpBorderWidth * 2), this.Height - (m_dpBorderWidth * 2));
// If the text doesn't go on the button portion of the control and the button
// portion of the control is actually shorter than the control, make the text's
// rectangle the area below the button's rectangle.
if (!m_fTextInButton)
{
if (TextPosition == TextLocation.Below && m_rect.Height < this.Height)
{
// Make the text's rectangle 2 pixels smaller so the text doesn't get
// too close to the edges. ENHANCE: Should probably add a property
// called TextMargin or Padding or something like that, instead of
// hard coding the value to 2.
rc.Height = this.Height - m_rect.Height - 2;
rc.Y = m_rect.Height + 2;
}
else if (TextPosition == TextLocation.Right && m_rect.Width < this.Width)
{
// Make the text's rectangle 2 pixels smaller so the text doesn't get
// too close to the edges. ENHANCE: Should probably add a property
// called TextMargin or Padding or something like that, instead of
// hard coding the value to 2.
rc.Width = this.Width - m_rect.Width - 2;
rc.X = m_rect.Width + 2;
}
}
// Ensure that ellipsis draws for text if task bar is to small
//if (Parent.Width < rc.Width)
//{
// rc.Width = Parent.Width;
//}
g.DrawString(Text, this.Font, new SolidBrush(this.ForeColor), rc, sf);
}
}