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V24.2

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Create(TdxAlphaColor) Constructor

Creates a palette item with the specified color.

#Declaration

Delphi
constructor Create(AColor: TdxAlphaColor); overload;

#Parameters

Name Type Description
AColor TdxAlphaColor

Specifies primary and secondary colors of the created palette item.

This parameter value initializes Color and Color2 fields.

#Remarks

Call this constructor to create a new palette item for a user palette. Assign the created item to the palette’s Items property as demonstrated in the code example below.

#Code Example: Create and Populate a User Palette

The following code example creates a user palette with three colors and applies the palette to a Chart control:

var
  AChartPalette: TdxChartUserPalette;
begin
  AChartPalette := dxChartPaletteRepository1.CreateItem;
  AChartPalette.Name := 'My Palette 1'; // Assigns a unique palette name
  AChartPalette.Count := 3;  // Sets the size of the palette item array
  AChartPalette.Items[0] := TdxChartPaletteItem.Create(TdxAlphaColors.Red);
  AChartPalette.Items[1] := TdxChartPaletteItem.Create(TdxAlphaColors.Green);
  AChartPalette.Items[2] := TdxChartPaletteItem.Create(TdxAlphaColors.Blue);
  dxChartControl1.Palette := AChartPalette;
end;

VCL Chart Control: A Simple Custom Palette Example

See Also