Unit 'Graphics' Package
[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] [#lcl]

TIcnsIcon

[Properties (by Name)] [Methods (by Name)] [Events (by Name)]

Implements a macOS Icon Resource file.

Declaration

Source position: graphics.pp line 1735

type TIcnsIcon = class(TCustomIcon)

protected

  class function GetSharedImageClass; override;

  

Gets the class reference used to create the shared image for the icon.

  procedure ReadData(); override;

  

Reads icon data from the specified stream, and performs byte order conversion when needed.

  procedure ReadStream(); override;

  

Reads each of the icon resources from the specified stream, and adds them to the list of icon images.

  procedure WriteStream(); override;

  

Writes each of the icon resources in the list to the specified stream.

public

  constructor Create; override;

  

Constructor for the class instance.

  destructor Destroy; override;

  

Destructor for the class instance.

  class function GetFileExtensions; override;

  

Gets the file extension(s) used for the icon type.

  function TyphonResourceTypeValid(); override;

  

Checks whether the specified Resource Type name is valid for the icon type.

end;

Inheritance

TIcnsIcon

  

Implements a macOS Icon Resource file.

|

TCustomIcon

  

TCustomIcon - base class for TIcon.

|

TRasterImage

  

TRasterImage - base class for a number of graphic controls, including TCustomBitmap and TCustomIcon, which use a raster of dots to display graphic information.

|

TGraphic

  

Abstract base class used for images in supported image formats.

|

TObject

Description

TIcnsIcon is a TCustomIcon descendant which implements a class used for macOS Icon resources. TIcnsIcon is similar to the .ICO format used on Windows platforms. An Icns Icon can store one or more images, which generally use the PNG image format. Standard icon sizes used in Icns Icon files include: 16x16, 32x32, 48x48, 128x128, 256x256, 512x512, and 1024x1024 pixels.

See also

TCustomIcon

  

TCustomIcon - base class for TIcon.



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