private int GetItemCount(ImageComboStyle style)
{
switch (style)
{
case ImageComboStyle.FrameType:
return(3);
case ImageComboStyle.LinearGradient:
return(4);
case ImageComboStyle.LineStyle:
return(5);
case ImageComboStyle.LineWidth:
return(10);
case ImageComboStyle.PointShape:
return(6);
case ImageComboStyle.HatchStyle:
return(53);
case ImageComboStyle.HatchStyleWithNone:
return(54);
}
return(0);
}
/// <summary>
/// Constructor. Sets the style of combo and 2 both fill colors.
/// </summary>
public ImageCombo(ImageComboStyle style, Color color1, Color color2)
{
m_list.ColorDepth = ColorDepth.Depth24Bit;
this.OutlineColor = Color.Black;
this.DrawMode = DrawMode.OwnerDrawFixed;
this.DropDownStyle = ComboBoxStyle.DropDownList;
m_style = style;
_color1 = color1;
_color2 = color2;
EnabledChanged += (s, e) => RefreshImageList();
}
/// <summary>
/// Generates items for the given combo style
/// </summary>
private void GenerateItems(ImageComboStyle style)
{
Items.Clear();
_itemCount = GetItemCount(style);
var s = string.Empty;
for (int i = 0; i < _itemCount; i++)
{
switch (style)
{
case ImageComboStyle.FrameType:
{
s = ((FrameType)i).ToString();
break;
}
case ImageComboStyle.LinearGradient:
{
s = ((LinearGradient)i).ToString();
break;
}
case ImageComboStyle.PointShape:
{
s = ((VectorMarkerType)i).ToString();
break;
}
case ImageComboStyle.HatchStyle:
{
s = ((HatchStyle)i).ToString();
break;
}
case ImageComboStyle.HatchStyleWithNone:
{
s = i == 0 ? "None" : ((HatchStyle)i - 1).ToString();
break;
}
}
Items.Add(new ImageComboItem(s, i));
}
RefreshImageList();
}
/// <summary>
/// Constructor. Sets the style of combo and fill color.
/// </summary>
public ImageCombo(ImageComboStyle style, Color color1) : this(style, color1, color1)
{
}
/// <summary>
/// Constructor. Sets the style of combo.
/// </summary>
public ImageCombo(ImageComboStyle style) : this(style, Color.Gray, Color.Gray)
{
}
/// <summary>
/// Generates items for the given combo style
/// </summary>
private void GenerateItems(ImageComboStyle style)
{
this.Items.Clear();
// choosing number of items
switch (style)
{
case ImageComboStyle.FrameType: _itemCount = 3; break;
case ImageComboStyle.LinearGradient: _itemCount = 4; break;
case ImageComboStyle.LineStyle: _itemCount = 5; break;
case ImageComboStyle.LineWidth: _itemCount = 10; break;
case ImageComboStyle.PointShape: _itemCount = 6; break;
case ImageComboStyle.HatchStyle: _itemCount = 53; break;
case ImageComboStyle.HatchStyleWithNone: _itemCount = 54; break;
case ImageComboStyle.ColorSchemeGraduated:
case ImageComboStyle.ColorSchemeRandom:
{
if (_colorSchemes != null)
{
_itemCount = _colorSchemes.List.Count;
}
else
{
_itemCount = 0;
}
break;
}
}
// adding items
string str = string.Empty;
for (int i = 0; i < _itemCount; i++)
{
switch (style)
{
case ImageComboStyle.FrameType:
{
if (i == 0)
{
str = "ftRectangle";
}
else if (i == 1)
{
str = "ftRounded rectangle";
}
else if (i == 2)
{
str = "ftPointed rectangle";
}
break;
}
case ImageComboStyle.LinearGradient:
{
// TODO: temporary
str = " Style " + (i + 1).ToString();
break;
}
case ImageComboStyle.LineStyle:
{
str = "ls";
break;
}
case ImageComboStyle.LineWidth:
{
str = "wd";
break;
}
case ImageComboStyle.PointShape:
{
// TODO: temporary
//str = ((tkPointShapeType)i).ToString();
//str = str.Substring(5, str.Length - 5);
str = " Style " + (i + 1).ToString();
break;
}
case ImageComboStyle.HatchStyle:
{
// TODO: temporary
//str = ((tkGDIPlusHatchStyle)i).ToString();
str = " Style " + (i + 1).ToString();
break;
}
case ImageComboStyle.HatchStyleWithNone:
{
str = " Style " + (i + 1).ToString();
break;
}
case ImageComboStyle.ColorSchemeGraduated:
case ImageComboStyle.ColorSchemeRandom:
{
str = "cl";
break;
}
}
// getting rid of prefix
str = str.Substring(2, str.Length - 2);
this.Items.Add(new ImageComboItem(str, i));
}
// adds images
RefreshImageList();
}
/// <summary>
/// Initializes a new instance of the <see cref="ImageCombo"/> class.
/// </summary>
public ImageCombo()
{
_style = ImageComboStyle.Common;
_color1 = Color.Gray;
_color2 = Color.Honeydew;
}
