void OnEditTextChanged(object sender, EventArgs e)
{
if (_preventReentrantCalls == false)
{
TextBox tb = sender as TextBox;
int value = (tb.Text.Length > 0 ? Int32.Parse(tb.Text) : 0);
if (value > 255)
{
value = 255;
}
if (sender == _rEdit)
{
_color = Color.FromArgb(_color.A, value, _color.G, _color.B);
}
else if (sender == _gEdit)
{
_color = Color.FromArgb(_color.A, _color.R, value, _color.B);
}
else if (sender == _bEdit)
{
_color = Color.FromArgb(_color.A, _color.R, _color.G, value);
}
else if (sender == _aEdit)
{
_color = Color.FromArgb(value, _color.R, _color.G, _color.B);
}
_alphaBar.Value = _color.A;
_sbMapPicker.ResetColor();
_sbMapPicker.Color = _color;
double h, s, b;
ColorUtils.RgbToHsb(_color, out h, out s, out b);
_preventReentrantCalls = true;
_hueBar.Value = (int)Math.Round(h / 360.0 * 255.0);
_preventReentrantCalls = false;
}
}
public void InitializeContent(PropertyEnumerator propEnum, string currentValue, object valueKey)
{
_color = (Color)propEnum.Property.Value.GetValue();
Width = 200;
Height = 212;
BackColor = SystemColors.Control;
double h, s, b;
ColorUtils.RgbToHsb(_color, out h, out s, out b);
_hueBar.Bounds = new Rectangle(35, 10, 155, 12);
_hueBar.Margins = new Win32Calls.RECT(25, 1, 1, 1);
_hueBar.Label = "Hue";
_hueBar.Value = (int)Math.Round(h / 360.0 * 255.0);
_hueBar.ValueChanged += new EventHandler(OnTrackBarValueChanged);
_hueBar.TabIndex = 2;
_sbMapPicker.Color = _color;
_sbMapPicker.Bounds = new Rectangle(40, 30, 150, 150);
_sbMapPicker.ValueChanged += new EventHandler(OnSbMapValueChanged);
_sbMapPicker.TabIndex = 3;
_alphaBar.Bounds = new Rectangle(10, 10, 20, 100);
_alphaBar.Margins = new Win32Calls.RECT(1, 1, 1, 1);
_alphaBar.Orientation = Orientation.Vertical;
_alphaBar.ReversedOrigin = true;
_alphaBar.Value = _color.A;
_alphaBar.ValueChanged += new EventHandler(OnTrackBarValueChanged);
_alphaBar.TabIndex = 1;
_rLabel.TextAlign = ContentAlignment.MiddleLeft;
_rLabel.Bounds = new Rectangle(10, 185, 15, 19);
_rLabel.Text = "R";
_rEdit.AutoSize = false;
_rEdit.Bounds = new Rectangle(25, 185, 26, 19);
_rEdit.Text = _color.R.ToString();
_rEdit.MaxLength = 3;
_rEdit.KeyPress += new KeyPressEventHandler(OnEditKeyPress);
_rEdit.TextChanged += new EventHandler(OnEditTextChanged);
_gLabel.TextAlign = ContentAlignment.MiddleLeft;
_gLabel.Bounds = new Rectangle(56, 185, 15, 19);
_gLabel.Text = "G";
_gEdit.AutoSize = false;
_gEdit.Bounds = new Rectangle(71, 185, 26, 19);
_gEdit.Text = _color.G.ToString();
_gEdit.MaxLength = 3;
_gEdit.KeyPress += new KeyPressEventHandler(OnEditKeyPress);
_gEdit.TextChanged += new EventHandler(OnEditTextChanged);
_bLabel.TextAlign = ContentAlignment.MiddleLeft;
_bLabel.Bounds = new Rectangle(102, 185, 15, 19);
_bLabel.Text = "B";
_bEdit.AutoSize = false;
_bEdit.Bounds = new Rectangle(117, 185, 26, 19);
_bEdit.Text = _color.B.ToString();
_bEdit.MaxLength = 3;
_bEdit.KeyPress += new KeyPressEventHandler(OnEditKeyPress);
_bEdit.TextChanged += new EventHandler(OnEditTextChanged);
_aLabel.TextAlign = ContentAlignment.MiddleLeft;
_aLabel.Bounds = new Rectangle(148, 185, 15, 19);
_aLabel.Text = "A";
_aEdit.AutoSize = false;
_aEdit.Bounds = new Rectangle(163, 185, 26, 19);
_aEdit.Text = _color.A.ToString();
_aEdit.MaxLength = 3;
_aEdit.KeyPress += new KeyPressEventHandler(OnEditKeyPress);
_aEdit.TextChanged += new EventHandler(OnEditTextChanged);
Controls.Add(_hueBar);
Controls.Add(_sbMapPicker);
Controls.Add(_alphaBar);
Controls.Add(_rEdit);
Controls.Add(_gEdit);
Controls.Add(_bEdit);
Controls.Add(_aEdit);
Controls.Add(_rLabel);
Controls.Add(_gLabel);
Controls.Add(_bLabel);
Controls.Add(_aLabel);
}
