TGIS_SymbolAbstract class

Encapsulation of symbols.

Available also on: .NET | Java | ActiveX | Python.

Syntax

// Delphi
type
  TGIS_SymbolAbstract = class( TGIS_ObjectDisposable )
  end;

// C++ Builder
class PASCALIMPLEMENTATION TGIS_SymbolAbstract : public TGIS_ObjectDisposable
{
};

Inherited Overrides Protected

	Name	Visibility	Description
	Create	public	Create a symbol.

Inherited Overrides Protected

Name	Visibility	Description
ClearCache	public	Clear the internal representation of a symbol.
Draw(Integer; Integer)	public	Draw the symbol.
Draw(Single; Single)	public	Draw the symbol.
fromPixel	protected	Convert a value from the scaled pixel value.
getRealSymHeight	protected	Returns the real height of the symbol in pixels.
getRealSymWidth	protected	Returns the real width of the symbol in pixels.
getSymHeight	protected	Returns height of the symbol.
getSymSize	protected	Returns size of the symbol.
getSymWidth	protected	Returns width of the symbol.
Prepare(IGIS_Viewer; Integer; Double; TGIS_Color; TGIS_Color; Double; Integer; TGIS_SymbolPosition; Boolean; TObject)	public	Prepare symbol
Prepare(IGIS_Viewer; Integer; TGIS_Color; TGIS_Color; Double; Integer; TGIS_SymbolPosition; Boolean)	public	Prepare symbol
Prepare(IGIS_Viewer; Integer; TGIS_Color; TGIS_Color; Double; Integer; TGIS_SymbolPosition; Boolean; TObject)	public	Prepare symbol
prepareRotate	protected	Prepare symbol rotation
realizeColor1	protected	Realize color.
realizeColor2	protected	Realize color.
scaleAndRotate	protected	Scale to pixels and rotate a given point.
setPosition	protected	Set the symbol position (related to point origin).
set_symbol_parameters	protected	Set some parameters of symbol.
toPixelF	protected	Convert a value to the scaled pixel value.
toPixelI	protected	Convert a value to the scaled pixel value.
Unprepare	public	Unprepare symbol.

Inherited Protected

Name	Visibility	Description
AutoCenter	public	Autocentering symbol in 50% of the size.
Center	public	Center point of the symbol in percent of the size.
Height	public	Height of symbol in pixels.
IsFileBased	public	If True, then symbol is file based - name is same as path.
Name	public	Name of the symbol.
NativeHeight	public	Height of the symbol in original symbol units.
NativeSize	public	Size of the symbol in original symbol units.
NativeWidth	public	Width of the symbol in original symbol units.
ShieldBounds	public	Rectangle in original symbol units representing part of a symbol that represent actual symbols.
ShieldLabel	public	Rectangle in original symbol units reserved for labels in a shield symbols.
Size	public	Size of the symbol in pixels.
Width	public	Width of the symbol in pixels.