private void RepositionButtons()
{
if (this.Width <= 2 || this.Height <= 2)
{
return;
}
if (_buttons.Count == 0)
{
return;
}
const int OUTERMARGIN = 4;
const int INNERMARGIN = 2;
// Figure out the max button size, and how they should be tiled
List <int> buttonsPerRow = GetButtonArrangement(out _buttonSize, INNERMARGIN, OUTERMARGIN);
if (_buttonSize == -1)
{
MessageBox.Show("Buttons don't fit in the space provided", "Pie Panel Menu", MessageBoxButtons.OK, MessageBoxIcon.Error);
_buttonSize = 1;
}
// Place and draw the buttons
int buttonCntr = 0;
for (int rowCntr = 0; rowCntr < buttonsPerRow.Count; rowCntr++)
{
// All buttons in this row will be at this y coord
int y = this.Height - OUTERMARGIN - ((buttonsPerRow.Count - rowCntr) * _buttonSize) - ((buttonsPerRow.Count - rowCntr - 1) * INNERMARGIN);
for (int colCntr = 0; colCntr < buttonsPerRow[rowCntr]; colCntr++)
{
#region Place Button
// Figure out where this button will sit
_buttons[buttonCntr].Rectangle = new Rectangle(OUTERMARGIN + (colCntr * _buttonSize) + (colCntr * INNERMARGIN), y, _buttonSize, _buttonSize);
// Rebuild the graphics path
//TODO: Support slightly rounded corners
if (_buttons[buttonCntr].Outline != null)
{
_buttons[buttonCntr].Outline.Dispose();
_buttons[buttonCntr].Outline = null;
}
_buttons[buttonCntr].Outline = UtilityGDI.GetRoundedRectangle(_buttons[buttonCntr].Rectangle, _buttonSize / 3);
// Draw the button
DrawButton_Private(buttonCntr);
#endregion
// Point to the next button
buttonCntr++;
}
}
// Any time the layout changes, I should probably redraw
this.Invalidate();
}
