GeoRaster class

A raster class representing a geoimage containing physical data.

At the current time only esrii ascii and tiffs are supported.

Inheritance

• Object
• AbstractGeoImage
• AbstractGeoRaster
• GeoRaster

Constructors

GeoRaster(File? _file)

GeoRaster.ascToWrite(int cols, int rows, double res, double xLLCorner, double yLLCorner, {double? defaultValue, double? novalue, String? prjWkt})

Create a georaster in esrii asc format to write.

Properties

bands → int?

Get the number of bands.

no setter, override

dataList ↔ List<List<double>>

getter/setter pair

geoInfo → GeoInfo?

Get the geoinformation object for the selected image.

no setter, override

hashCode → int

The hash code for this object.

no setter, inherited

image → Image?

Get the image for the currnetly read imageIndex.

no setter, override

imageBytes → List<int>?

Get the image bytes for the currnetly read imageIndex.

no setter, override

isEsriAsc ↔ bool

getter/setter pair

isTiff ↔ bool

getter/setter pair

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

writeMode ↔ bool

getter/setter pair

Methods

getDouble(int col, int row, [int? band]) → double

Get the raster value as double at a given position and (optional) band.

override

getInt(int col, int row, [int? band]) → int

Get the raster value as int at a given position and (optional) band.

override

getTag(int key) → List<int>?

Get the tag values for a given tag key.

override

hasTags() → bool

Check if the image has tags (tiff tags).

override

loopWithDoubleValue(Function colRowValueFunction) → void

Loop over a raster using a function of type: (col, row, floatvalue) { ...processing goes in here }

override

loopWithGridNode(Function gridNodeFunction) → void

Loop over a raster using a function of type: (gridNode) { ...processing goes in here }

override

loopWithIntValue(Function colRowValueFunction) → void

Loop over a raster using a function of type: (col, row, intvalue) { ...processing goes in here }

override

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

read([int? imageIndex]) → void

Read the raster accessing the file.

override

setDouble(int col, int row, double value, [int? band]) → void

Set the raster value as double at a given position and (optional) band.

override

setInt(int col, int row, int value, [int? band]) → void

Set the raster value as int at a given position and (optional) band.

override

toString() → String

A string representation of this object.

inherited

write(String path) → void

Write a raster to file.

override

Operators

operator ==(Object other) → bool

The equality operator.

inherited