1. class
  2. PhpMyAdmin
  3. \
  4. Gis
  5. \
  6. GisGeometry

GisGeometry

abstract class GisGeometry (View source)

Base class for all GIS data type classes.

Methods

string
prepareRowAsSvg(string $spatial, string $label, string $color, array $scale_data)

Prepares and returns the code related to a row in the GIS dataset as SVG.

ImageWrapper
prepareRowAsPng(string $spatial, string|null $label, string $color, array $scale_data, ImageWrapper $image)

Adds to the PNG image object, the data related to a row in the GIS dataset.

TCPDF
prepareRowAsPdf(string $spatial, string|null $label, string $color, array $scale_data, TCPDF $pdf)

Adds to the TCPDF instance, the data related to a row in the GIS dataset.

string
prepareRowAsOl(string $spatial, int $srid, string $label, array $color, array $scale_data)

Prepares the JavaScript related to a row in the GIS dataset to visualize it with OpenLayers.

array
scaleRow(string $spatial)

Scales each row.

string
generateWkt(array $gis_data, int $index, string|null $empty = '')

Generates the WKT with the set of parameters passed by the GIS editor.

string
getBoundsForOl(int $srid, array $scale_data)

Returns OpenLayers.Bounds object that correspond to the bounds of GIS data.

array
setMinMax(string $point_set, array $min_max)

Updates the min, max values with the given point set.

array
generateParams(string $value)

Generates parameters for the GIS data editor from the value of the GIS column.

array
extractPoints(string $point_set, array|null $scale_data, bool $linear = false)

Extracts points, scales and returns them as an array.

string
getPolygonArrayForOpenLayers(array $polygons, int $srid)

Generates JavaScript for adding an array of polygons to OpenLayers.

string
getPolygonForOpenLayers(array $polygon, int $srid)

Generates JavaScript for adding points for OpenLayers polygon.

string
getLineArrayForOpenLayers(array $lines, int $srid, bool $is_line_string = true)

Generates JavaScript for adding an array of LineString or LineRing to OpenLayers.

string
getLineForOpenLayers(array $points_arr, int $srid, bool $is_line_string = true)

Generates JavaScript for adding a LineString or LineRing to OpenLayers.

string
getPointsArrayForOpenLayers(array $points_arr, int $srid)

Generates JavaScript for adding an array of points to OpenLayers.

string
getPointForOpenLayers(array $point, int $srid)

Generates JavaScript for adding a point to OpenLayers.

int
getRandomId()

No description

Details

at line 39
abstract string prepareRowAsSvg(string $spatial, string $label, string $color, array $scale_data)

Prepares and returns the code related to a row in the GIS dataset as SVG.

Parameters

string $spatial

GIS data object
string $label

label for the GIS data object
string $color

color for the GIS data object
array $scale_data

data related to scaling

Return Value

string

the code related to a row in the GIS dataset

at line 49
abstract ImageWrapper prepareRowAsPng(string $spatial, string|null $label, string $color, array $scale_data, ImageWrapper $image)

Adds to the PNG image object, the data related to a row in the GIS dataset.

Parameters

string $spatial

GIS POLYGON object
string|null $label

Label for the GIS POLYGON object
string $color

Color for the GIS POLYGON object
array $scale_data

Array containing data related to scaling
ImageWrapper $image

Return Value

ImageWrapper

at line 68
abstract TCPDF prepareRowAsPdf(string $spatial, string|null $label, string $color, array $scale_data, TCPDF $pdf)

Adds to the TCPDF instance, the data related to a row in the GIS dataset.

Parameters

string $spatial

GIS data object
string|null $label

label for the GIS data object
string $color

color for the GIS data object
array $scale_data

array containing data related to scaling
TCPDF $pdf

TCPDF instance

Return Value

TCPDF

the modified TCPDF instance

at line 88
abstract string prepareRowAsOl(string $spatial, int $srid, string $label, array $color, array $scale_data)

Prepares the JavaScript related to a row in the GIS dataset to visualize it with OpenLayers.

Parameters

string $spatial

GIS data object
int $srid

spatial reference ID
string $label

label for the GIS data object
array $color

color for the GIS data object
array $scale_data

array containing data related to scaling

Return Value

string

the JavaScript related to a row in the GIS dataset

at line 103
abstract array scaleRow(string $spatial)

Scales each row.

Parameters

string $spatial

spatial data of a row

Return Value

array

array containing the min, max values for x and y coordinates

at line 114
abstract string generateWkt(array $gis_data, int $index, string|null $empty = '')

Generates the WKT with the set of parameters passed by the GIS editor.

Parameters

array $gis_data

GIS data
int $index

index into the parameter object
string|null $empty

value for empty points

Return Value

string

WKT with the set of parameters passed by the GIS editor

at line 125
protected string getBoundsForOl(int $srid, array $scale_data)

Returns OpenLayers.Bounds object that correspond to the bounds of GIS data.

Parameters

int $srid

spatial reference ID
array $scale_data

data related to scaling

Return Value

string

OpenLayers.Bounds object that correspond to the bounds of GIS data

at line 149
protected array setMinMax(string $point_set, array $min_max)

Updates the min, max values with the given point set.

Parameters

string $point_set

point set
array $min_max

existing min, max values

Return Value

array

the updated min, max values

at line 191
array generateParams(string $value)

Generates parameters for the GIS data editor from the value of the GIS column.

This method performs common work. More specific work is performed by each of the geom classes.

Parameters

string $value

value of the GIS column

Return Value

array

parameters for the GIS editor from the value of the GIS column

at line 220
protected array extractPoints(string $point_set, array|null $scale_data, bool $linear = false)

Extracts points, scales and returns them as an array.

Parameters

string $point_set

string of comma separated points
array|null $scale_data

data related to scaling
bool $linear

if true, as a 1D array, else as a 2D array

Return Value

array

scaled points

at line 268
protected string getPolygonArrayForOpenLayers(array $polygons, int $srid)

Generates JavaScript for adding an array of polygons to OpenLayers.

Parameters

array $polygons

x and y coordinates for each polygon
int $srid

spatial reference id

Return Value

string

JavaScript for adding an array of polygons to OpenLayers

at line 288
protected string getPolygonForOpenLayers(array $polygon, int $srid)

Generates JavaScript for adding points for OpenLayers polygon.

Parameters

array $polygon

x and y coordinates for each line
int $srid

spatial reference id

Return Value

string

JavaScript for adding points for OpenLayers polygon

at line 305
protected string getLineArrayForOpenLayers(array $lines, int $srid, bool $is_line_string = true)

Generates JavaScript for adding an array of LineString or LineRing to OpenLayers.

Parameters

array $lines

x and y coordinates for each line
int $srid

spatial reference id
bool $is_line_string

whether it's an array of LineString

Return Value

string

JavaScript for adding an array of LineString or LineRing to OpenLayers

at line 332
protected string getLineForOpenLayers(array $points_arr, int $srid, bool $is_line_string = true)

Generates JavaScript for adding a LineString or LineRing to OpenLayers.

Parameters

array $points_arr

x and y coordinates for each point
int $srid

spatial reference id
bool $is_line_string

whether it's a LineString

Return Value

string

JavaScript for adding a LineString or LineRing to OpenLayers

at line 351
protected string getPointsArrayForOpenLayers(array $points_arr, int $srid)

Generates JavaScript for adding an array of points to OpenLayers.

Parameters

array $points_arr

x and y coordinates for each point
int $srid

spatial reference id

Return Value

string

JavaScript for adding an array of points to OpenLayers

at line 371
protected string getPointForOpenLayers(array $point, int $srid)

Generates JavaScript for adding a point to OpenLayers.

Parameters

array $point

array containing the x and y coordinates of the point
int $srid

spatial reference id

Return Value

string

JavaScript for adding points to OpenLayers

at line 378
protected int getRandomId()

No description

Return Value

int