private byte ChangeByte(byte v, int tileCol, PlayFieldColor currentColor)
{
int value;
switch (currentColor)
{
case PlayFieldColor.COLBK:
value = 0;
break;
case PlayFieldColor.COLPF0:
value = 1;
break;
case PlayFieldColor.COLPF1:
value = 2;
break;
case PlayFieldColor.COLPF2:
case PlayFieldColor.COLPF3:
value = 3;
break;
default:
throw new ArgumentException();
}
value = value << (2 * (3 - tileCol));
int mask = 0xFF ^ (0x3 << (2 * (3 - tileCol)));
return((byte)((v & mask) | value));
}
private void HandleButtonClick(PlayFieldColor color)
{
FormAtariColorPicker FormAtariColorPicker = new FormAtariColorPicker(ReturnAtariPFColors.GetColor(color));
if (FormAtariColorPicker.ShowDialog() == DialogResult.OK && FormAtariColorPicker.CurrentColor.HasValue)
{
ReturnAtariPFColors.SetColor(color, FormAtariColorPicker.CurrentColor.Value);
UpdateColors();
}
}
private void SelectColor(PlayFieldColor pfColor)
{
MessageBoxButtons buttons = MessageBoxButtons.YesNo;
String title = "Change Display Mode";
if (PlayFieldColor.COLPF2.Equals(pfColor) && CellType.High.Equals(cellType))
{
DialogResult result = MessageBox.Show("COLPF2 is only available in 'Low Char Display' mode. Switch to this mode?", title, buttons);
if (result == DialogResult.No)
{
radioButtonColpf3.Checked = true;
radioButtonColpf3.Focus();
}
else
{
Change(CellType.Low, false);
currentColor = pfColor;
}
}
else if (PlayFieldColor.COLPF3.Equals(pfColor) && CellType.Low.Equals(cellType))
{
DialogResult result = MessageBox.Show("COLPF3 is only available in 'High Char Display' mode. Switch to this mode?", title, buttons);
if (result == DialogResult.No)
{
radioButtonColpf2.Checked = true;
radioButtonColpf2.Focus();
}
else
{
Change(CellType.High, false);
currentColor = pfColor;
}
}
else
{
currentColor = pfColor;
}
}
