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api:dk11:delphi:gislayerpixel

GisLayerPixel namespace

DK for Delphi | GisLayerPixel | Enums | Classes | Records | Prototypes | Types

Classes

Name Description
TGIS_LayerPixel Abstract base class for georeferenced pixel and raster layers, providing shared bitmap and numeric grid infrastructure.
TGIS_LayerPixelEnumerator Enumerator for iterating pixel items in a pixel layer.
TGIS_LayerPixelEnumeratorFactory Factory class for creating TGIS_LayerPixelEnumerator instances.
TGIS_LayerPixelLock Describes a locked pixel, grid, or band area of a raster layer.
TGIS_PixelBand Complete definition of a raster band, including content, coding, and bit layout.
TGIS_PixelBandsDefinition Complete definition of all pixel bands for a raster layer, including band interpretation and per-band layout metadata.
TGIS_PixelItem Per-pixel iterator item exposing raster position, extent, and mutable pixel or grid values.

Records

Name Description
TGIS_AltitudeZone Mapping entry between an altitude value range and its display color and legend text.
TGIS_LayerPixelTile Tile rectangle and traversal order for a pixel tile.
TGIS_MapZone Mapping between a source value zone and a target value zone.
TGIS_Tile Tile coordinates identifying a raster tile by level, column, and row.
TGIS_Zone Integer value range definition, typically used for 0 to 255 zones.

Prototypes

Name Description
TGIS_GridOperation Callback for transforming raster grid values within a specified extent.
TGIS_PixelOperation Callback for transforming ARGB pixel values within a specified raster extent.

Enumerations

Name Description
TGIS_PixelBandCoding Definition of how a particular raster band is stored.
TGIS_PixelBandContent Definition of the meaning of a particular raster band.
TGIS_PixelBandSet Definition of how a pixel layer should be interpreted.

Types

Name Description
TGIS_PixelBandList List of raster band definitions.

2026/07/11 00:31

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