[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] | Reference for unit 'Graphics' (#lcl)

# Reference for unit 'Graphics'

Unit contains definitions for many fundamental classes and types used in graphic applications

`uses`
`System,`
`sysutils,`
`math,`
`types,`
`Classes,`
`FPCAdds,` |  |
`LCLversion,` |  | Contains the version number constants of the LCL.
`FileUtil,` |  | Miscellaneous procedures and functions for manipulating files and filenames
`FPImage,`
`FPCanvas,`
`FPWriteBMP,`
`FPWritePNG,`
`PNGComn,`
`FPReadPNM,`
`FPWritePNM,`
`FPReadJpeg,`
`FPWriteJpeg,`
`FPReadTiff,`
`FPTiffCmn,`
`FPReadGif,`
`IntfGraphics,` |  | Classes and functions for easy handling of raw images (interface images)
`AvgLvlTree,` |  | An Average Level Tree structure, which is kept balanced so that finding a node is very rapid
`LCLStrConsts,` |  | This unit contains all resource strings of the LCL
`LCLType,` |  | This unit is being created specifically for compatibility with Delphi. It should only be used for constants and type definitions that are included in the Delphi Windows unit. This is only done for compatibiltiy.
`LCLProc,` |  | Useful lower level helper functions and classes
`LMessages,` |  |
`LCLIntf,` |  | Contains winapi like functions for Delphi compatibility
`LResources,` |  | This unit maintains and stores all lazarus resources in the global list named LazarusResources and provides methods and types to stream components
`LCLResCache,` |  | Types and methods to cache interface resources
`GraphType,` |  | Definitions of several special types (including Raw Image) to be used for graphics
`IcnsTypes,` |  |
`GraphMath,` |  | A Set of Mathematical Helper routines to simply Cross-Platfrom Canvas drawing etc
`InterfaceBase,` |  | Provides a widget set appropriate to the operating system platform in use
`WSReferences;`

## Related topics

`Progress` |  | Monitoring the progress of drawing a complicated Graphic

The latest version of this document can be found at lazarus-ccr.sourceforge.net.