public void SetColormapParams(ColorMapTypes colorMapType, string param)
{
if (_modelState.ColorMap.Type != colorMapType || _modelState.ColorMap.Param != param)
{
_modelState.ColorMap.Type = colorMapType;
_modelState.ColorMap.Param = param;
IColorMap cm = ColorMapFactory.Create(colorMapType, param);
if (cm != null)
{
cm.Initialize();
if (CurrentImage != null)
{
CurrentImage.ColorMap = cm;
RaiseImageChanged();
}
}
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
#region color mapping
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
private void listView1_SelectedIndexChanged(object sender, EventArgs e)
{
// we get this event when item is deselected first (in which case selected indices count will be zero)
if (listView1.SelectedIndices.Count > 0 && listView1.Items[listView1.SelectedIndices[0]].Selected)
{
string[] cmaps =
{
"Gray", "Red", "Green", "Blue", "A", "B", "BB", "HE", "Heat", "Cool", "Rainbow",
"Standard", "I8", "AIPS0", "Staircase", "Color", "SLS", "HSV", "Advanced", "RGBFile", "None"
};
ColorMapTypes cp = (ColorMapTypes)Enum.Parse(typeof(ColorMapTypes), cmaps[listView1.SelectedIndices[0]]);
switch (cp)
{
case ColorMapTypes.RGBFile:
// showing dialog while inside this event handler miss things up. schedule
// an event to take care of showing the dialog to break this link
this.BeginInvoke(new EventHandler(ShowFileDialog), new object[] { sender, e });
// I return to avoid executing the code below as the logic will continue in the
// ShowFileDialog event above.
break;
case ColorMapTypes.Advanced:
// if we already in advanced no need to go to advanced tab. perhaps User wants
// to change it from colormap
if (_model.ColorMapType != ColorMapTypes.Advanced)
{
tabControl1.SelectedTab = tabControl1.TabPages[2];
}
break;
default:
_colorMapListViewSelectedIndex = listView1.SelectedIndices[0];
if (cp != ColorMapTypes.None)
{
_model.SetColormapParams(cp, "");
ResetContrastBias();
}
break;
}
}
}
/// <summary>
/// Sets the ColorMapType property, available only to objects in the same assembly as TargaHeader.
/// </summary>
/// <param name="eColorMapType">One of the ColorMapType enumeration values.</param>
internal protected void SetColorMapType(ColorMapTypes eColorMapType)
{
this.eColorMapType = eColorMapType;
}
static public IColorMap Create(ColorMapTypes cp)
{
return(ColorMapFactory.Create(cp, ""));
}
// param is a colorMapFile for file color maps or LI points for LI color maps
static public IColorMap Create(ColorMapTypes cp, string param)
{
IColorMap cpi = null;
switch (cp)
{
case ColorMapTypes.Gray:
cpi = new GrayColorMap();
break;
case ColorMapTypes.Red:
cpi = new RedColorMap();
break;
case ColorMapTypes.Green:
cpi = new GreenColorMap();
break;
case ColorMapTypes.Blue:
cpi = new BlueColorMap();
break;
case ColorMapTypes.A:
cpi = new AColorMap();
break;
case ColorMapTypes.B:
cpi = new BColorMap();
break;
case ColorMapTypes.BB:
cpi = new BBColorMap();
break;
case ColorMapTypes.HE:
cpi = new HEColorMap();
break;
case ColorMapTypes.Heat:
cpi = new HeatColorMap();
break;
case ColorMapTypes.Cool:
cpi = new CoolColorMap();
break;
case ColorMapTypes.Rainbow:
cpi = new RainbowColorMap();
break;
case ColorMapTypes.Standard:
cpi = new StandardColorMap();
break;
case ColorMapTypes.I8:
cpi = new I8ColorMap();
break;
case ColorMapTypes.AIPS0:
cpi = new AIPS0ColorMap();
break;
case ColorMapTypes.Staircase:
cpi = new StaircaseColorMap();
break;
case ColorMapTypes.Color:
cpi = new ColorColorMap();
break;
case ColorMapTypes.SLS:
cpi = new SLSColorMap();
break;
case ColorMapTypes.HSV:
cpi = new HSVColorMap();
break;
case ColorMapTypes.RGBFile:
if (string.IsNullOrEmpty(param))
{
throw new ArgumentNullException("Custom Map file name is not valid");
}
cpi = new FileColorMap(param);
break;
case ColorMapTypes.Advanced:
{
if (string.IsNullOrEmpty(param))
{
throw new ArgumentNullException("LI points are missing");
}
// extract color values
string[] LIPoitns = param.Split(new char[] { ';' });
if (LIPoitns.Length != 3 ||
string.IsNullOrEmpty(LIPoitns[0]) ||
string.IsNullOrEmpty(LIPoitns[1]) ||
string.IsNullOrEmpty(LIPoitns[2]))
{
throw new ArgumentNullException("Invalid LI points");
}
cpi = new CustomLIColorMap(LIPoitns[0], LIPoitns[1], LIPoitns[2]);
}
break;
default:
break;
}
return(cpi);
}
