protected override void UpdateMap()
{
var layer = MapContext.CurrentLayer as VectorItemsLayer ??
throw new Exception("Cannot determine layer. Map items can be added only to recent vector items layer created with cmdlet Add-MapLayerVectorItems.");
if (Colors == null || Colors.Length < 1)
{
throw new Exception("Colors cannot be empty.");
}
var colorizer = new GraphColorizer()
{
PredefinedColorSchema = PredefinedColorSchema.Palette
};
foreach (var col in Colors)
{
var color = Utils.ColorFromString(col);
if (color == Color.Empty)
{
throw new Exception($"Color '{col}' is not valid.");
}
colorizer.ColorItems.Add(new ColorizerColorItem(color));
}
layer.Colorizer = colorizer;
}
public SCMap AddGraphColorizer(string[] colors, GraphColorizerOptions options = null)
{
var layer = GetLayer(options?.Layer) as VectorItemsLayer ??
throw new Exception("Cannot determine layer. Map items can be added only to vector items layer created with command AddMapLayerVectorItems.");
if (colors == null || colors.Length < 1)
{
throw new Exception("Colors cannot be empty.");
}
var colorizer = new GraphColorizer()
{
PredefinedColorSchema = PredefinedColorSchema.Palette
};
foreach (var col in colors)
{
var color = Utils.ColorFromString(col);
if (color == Color.Empty)
{
throw new Exception($"Color '{col}' is not valid.");
}
colorizer.ColorItems.Add(new ColorizerColorItem(color));
}
layer.Colorizer = colorizer;
return(this);
}
private MapColorizer CreateColorizer()
{
// Create a graph colorizer.
GraphColorizer colorizer = new GraphColorizer();
// Specify colors for the colorizer.
colorizer.ColorItems.AddRange(new List <ColorizerColorItem> {
new ColorizerColorItem(Color.FromArgb(0xF1, 0xC1, 0x49)),
new ColorizerColorItem(Color.FromArgb(0xE5, 0xA8, 0x4D)),
new ColorizerColorItem(Color.FromArgb(0xC5, 0x64, 0x50)),
new ColorizerColorItem(Color.FromArgb(0xD6, 0x86, 0x4E)),
new ColorizerColorItem(Color.FromArgb(0x79, 0x96, 0x89)),
new ColorizerColorItem(Color.FromArgb(0xA2, 0xA8, 0x75))
});
return(colorizer);
}
