/// <summary>
/// validtes the input if entre
/// is pressed the <see cref="CustomColor"/>
/// is updated
/// </summary>
/// <param name="e"></param>
private void NumericValidation(KeyEventArgs e)
{
string input = e.Key.ToString().Substring(1);
try
{
if (e.Key == Key.Enter)
{
CustomColor = ColorPickerHelper.MakeColorFromRGB(
_txtAlpha.Text,
_txtRed.Text,
_txtGreen.Text,
_txtBlue.Text
);
//CustomColor = ColorPickerHelper.MakeColorFromRGB(
// _alphaValue,
// _redValue,
// _greenValue,
// _blueValue
// );
Reposition();
}
int inputDigit = Int32.Parse(input);
}
catch
{
e.Handled = true;
}
}
/// <summary>
/// calls <see cref="MovePointerDuringReposition(int, int)"/> if the color is similr
/// </summary>
private void Reposition()
{
for (int i = 0; i < _canvasColor.Width; i++)
{
bool flag = false;
for (int j = 0; j < _canvasColor.Height; j++)
{
try
{
Color Colorfromimagepoint = ColorPickerHelper.GetColorFromImage(_image, i, j);
if (ColorPickerHelper.SimmilarColor(Colorfromimagepoint, _customColor))
{
MovePointerDuringReposition(i, j);
flag = true;
break;
}
}
catch
{
}
}
if (flag)
{
break;
}
}
}
/// <summary>
/// handles the txtAll key down
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void txtAll_KeyDown(object sender, Avalonia.Input.KeyEventArgs e)
{
if (e.Key == Key.Enter)
{
try
{
if (string.IsNullOrEmpty(((TextBox)sender).Text))
{
return;
}
string allTextResult = string.Empty;
CustomColor = ColorPickerHelper.MakeColorFromHex(sender, CustomColor, out allTextResult);
_txtAll.Text = allTextResult;
Reposition();
}
catch
{
}
}
else if (e.Key == Key.Tab)
{
_txtAlpha.Focus();
}
string input = e.Key.ToString().Substring(1);
if (string.IsNullOrEmpty(input))
{
input = e.Key.ToString();
}
if (input == "3" && _shift == true)
{
input = "#";
}
if (e.Key == Key.LeftShift || e.Key == Key.RightShift)
{
_shift = true;
}
else
{
_shift = false;
}
if (!(input == "#" || (input[0] >= 'A' && input[0] <= 'F') || (input[0] >= 'a' && input[0] <= 'F') || (input[0] >= '0' && input[0] <= '9')))
{
e.Handled = true;
}
if (input.Length > 1)
{
e.Handled = true;
}
}
/// <summary>
/// tries the color from the color-image
/// </summary>
/// <param name="e"></param>
private void ChangeColor(PointerEventArgs e)
{
try
{
CustomColor = ColorPickerHelper.
GetColorFromImage(_image,
(int)e.GetPosition(_canvasColor).X,
(int)e.GetPosition(_canvasColor).Y);
MovePointer(e);
}
catch
{
}
}
/// <summary>
/// handles the txtAll textchanged
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void txtAll_TextChanged(object sender, RoutedEventArgs e)
{
try
{
if (string.IsNullOrEmpty(((TextBox)sender).Text))
{
return;
}
string allTextResult = string.Empty;
CustomColor = ColorPickerHelper.MakeColorFromHex(sender, CustomColor, out allTextResult);
_txtAll.Text = allTextResult;
Reposition();
}
catch
{
}
}