/// <summary>
/// Calculates the bounding size for this entire symbol.
/// </summary>
/// <param name="self"></param>
/// <returns></returns>
public static Size2D GetBoundingSize(this IList<ISymbol> self)
{
Size2D size = new Size2D();
foreach (ISymbol symbol in self)
{
Size2D bsize = symbol.GetBoundingSize();
size.Width = Math.Max(size.Width, bsize.Width);
size.Height = Math.Max(size.Width, bsize.Height);
}
return size;
}
/// <summary>
/// Creates a SimpleSymbol with the specified color, shape and size. The size is used for
/// both the horizontal and vertical directions.
/// </summary>
/// <param name="color">The color of the symbol</param>
/// <param name="shape">The shape of the symbol</param>
/// <param name="size">The size of the symbol</param>
public SimpleSymbol(Color color, PointShapes shape, double size)
{
Configure();
_color = color;
_pointShape = shape;
Size = new Size2D(size, size);
}
/// <summary>
/// This replaces the constant size calculation with a size
/// calculation that is appropriate for features.
/// </summary>
/// <param name="count">The integer count of the number of sizes to create.</param>
/// <returns>A list of double valued sizes.</returns>
protected override List<double> GetSizeSet(int count)
{
List<double> result = new List<double>();
if (EditorSettings.UseSizeRange)
{
double start = EditorSettings.StartSize;
double dr = (EditorSettings.EndSize - start);
double dx = dr / count;
if (!EditorSettings.RampColors)
{
Random rnd = new Random(DateTime.Now.Millisecond);
for (int i = 0; i < count; i++)
{
result.Add(start + rnd.NextDouble() * dr);
}
}
else
{
for (int i = 0; i < count; i++)
{
result.Add(start + i * dx);
}
}
}
else
{
Size2D sizes = new Size2D(2, 2);
IPointSymbolizer ps = EditorSettings.TemplateSymbolizer as IPointSymbolizer;
if (ps != null) sizes = ps.GetSize();
double size = Math.Max(sizes.Width, sizes.Height);
for (int i = 0; i < count; i++)
{
result.Add(size);
}
}
return result;
}
/// <summary>
/// Creates a Size2DDialog with a specific symbol to edit when "Apply Changes" is clicked
/// </summary>
/// <param name="symbol"></param>
public Size2DDialog(ISymbol symbol)
{
_original = symbol;
_editValue = _original.Size.Copy();
dbxHeight.Value = _editValue.Height;
dbxWidth.Value = _editValue.Width;
}
/// <summary>
/// Creates a new instance of CharacterSymbol
/// </summary>
/// <param name="character">The character to use for the symbol</param>
/// <param name="fontFamily">The font family for the character</param>
/// <param name="color">The color for the character</param>
/// <param name="size">The size for the symbol</param>
public CharacterSymbol(char character, string fontFamily, Color color, double size)
{
_character = character;
_fontFamilyName = fontFamily;
_color = color;
_style = FontStyle.Regular;
Size = new Size2D(size, size);
base.SymbolType = SymbolTypes.Character;
}
/// <summary>
/// This assumes that you wish to simply scale the various sizes.
/// It will adjust all of the sizes so that the maximum size is
/// the same as the specified size.
/// </summary>
/// <param name="value">The Size2D of the new maximum size</param>
public void SetSize(Size2D value)
{
Size2D oldSize = _symbols.GetBoundingSize();
double dX = value.Width/oldSize.Width;
double dY = value.Height/oldSize.Height;
foreach (ISymbol symbol in _symbols)
{
Size2D os = symbol.Size;
symbol.Size = new Size2D(os.Width*dX, os.Height*dY);
}
}
private void Configure()
{
_boxes = new List<SizeBox>();
_numBoxes = 4;
_minSize = new Size2D(4, 4);
_maxSize = new Size2D(30, 30);
_selectedSize = _minSize.Copy();
_boxSize = new Size(36, 36);
_boxBackColor = SystemColors.Control;
_boxSelectionColor = SystemColors.Highlight;
_symbol = new SimpleSymbol();
_orientation = Orientation.Horizontal;
_roundingRadius = 6;
RefreshBoxes();
}
/// <summary>
/// Tests for equality against another size.
/// </summary>
/// <param name="size">the size to compare this size to</param>
/// <returns>boolean, true if the height and width are the same in each case.</returns>
public bool Equals(Size2D size)
{
if (((object)size) == null) return false;
return (size.Width == Width && size.Height == Height);
}
// Updates this control to show the recently submitted size of a new symbol
private void UpdateControl()
{
_selectedSize = _symbol.Size;
}
/// <summary>
/// Handles the mouse up situation
/// </summary>
/// <param name="e"></param>
protected override void OnMouseUp(MouseEventArgs e)
{
bool changed = false;
foreach (SizeBox sb in _boxes)
{
if (sb.Bounds.Contains(e.Location))
{
if (sb.IsSelected == false)
{
sb.IsSelected = true;
_selectedSize = sb.Size.Copy();
_symbol.Size.Height = sb.Size.Height;
_symbol.Size.Width = sb.Size.Width;
changed = true;
}
}
else
{
if (sb.IsSelected)
{
sb.IsSelected =false;
}
}
}
Invalidate();
if(changed)OnSelectedSizeChanged();
base.OnMouseUp(e);
}
/// <summary>
/// Creates a new instance of Symbol
/// </summary>
public Symbol()
{
_size = new Size2D(4,4);
_offset = new Position2D(0,0);
}
/// <summary>
/// Only copies the shared placement aspects (Size, Offset, Angle) from the specified symbol.
/// </summary>
/// <param name="symbol">The symbol to copy values from.</param>
public void CopyPlacement(ISymbol symbol)
{
if (_innerSymbol != null)
{
_innerSymbol.CopyPlacement(symbol);
return;
}
_size = symbol.Size.Copy();
_offset = symbol.Offset.Copy();
_angle = symbol.Angle;
}
/// <summary>
/// Converts a string into a Size2D
/// </summary>
/// <param name="context"></param>
/// <param name="culture"></param>
/// <param name="value"></param>
/// <returns></returns>
public override object ConvertFrom(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value)
{
if (value is string)
{
try
{
string s = (string)value;
string[] converterParts = s.Split(',');
double x = 0;
double y = 0;
if (converterParts.Length > 1)
{
x = double.Parse(converterParts[0].Trim());
y = double.Parse(converterParts[1].Trim());
}
else if (converterParts.Length == 1)
{
x = double.Parse(converterParts[0].Trim());
y = 0;
}
else
{
x = 0;
y = 0;
}
Size2D result = new Size2D(x, y);
return result;
}
catch
{
throw new ArgumentException("Cannot convert [" + value.ToString() + "] to Size2D");
}
}
if (value is Size2D)
{
return value;
}
return base.ConvertFrom(context, culture, value);
}
