ZoomLevelSet¶
Namespace: ThinkGeo.Core
This class represents a collection of ZoomLevels.
public class ZoomLevelSet
Inheritance Object → ZoomLevelSet
Remarks:
This class represents a collection of ZoomLevels. Each ZoomLevel has a different scale and can store Styles that determine how InternalFeatures draw.
Properties¶
Name¶
This property gets and sets the name for the ZoomSet.
public string Name { get; set; }
Property Value¶
Remarks:
The name is user defined. It is useful to set, as it may be used for higher level components such as legends, etc.
CustomZoomLevels¶
This property gets the custom zoom levels from the zoomLevelSet.
public Collection<ZoomLevel> CustomZoomLevels { get; }
Property Value¶
Collection<ZoomLevel>
This property gets the custom zoom levels from the zoomLevelSet.
Remarks:
None
ZoomLevel01¶
This property gets the ZoomLevel for Level01.
public ZoomLevel ZoomLevel01 { get; }
Property Value¶
Remarks:
None
ZoomLevel02¶
This property gets the ZoomLevel for Level02.
public ZoomLevel ZoomLevel02 { get; }
Property Value¶
Remarks:
None
ZoomLevel03¶
This property gets the ZoomLevel for Level03.
public ZoomLevel ZoomLevel03 { get; }
Property Value¶
Remarks:
None
ZoomLevel04¶
This property gets the ZoomLevel for Level04.
public ZoomLevel ZoomLevel04 { get; }
Property Value¶
Remarks:
None
ZoomLevel05¶
This property gets the ZoomLevel for Level05.
public ZoomLevel ZoomLevel05 { get; }
Property Value¶
Remarks:
None
ZoomLevel06¶
This property gets the ZoomLevel for Level06.
public ZoomLevel ZoomLevel06 { get; }
Property Value¶
Remarks:
None
ZoomLevel07¶
This property gets the ZoomLevel for Level07.
public ZoomLevel ZoomLevel07 { get; }
Property Value¶
Remarks:
None
ZoomLevel08¶
This property gets the ZoomLevel for Level08.
public ZoomLevel ZoomLevel08 { get; }
Property Value¶
Remarks:
None
ZoomLevel09¶
This property gets the ZoomLevel for Level09.
public ZoomLevel ZoomLevel09 { get; }
Property Value¶
Remarks:
None
ZoomLevel10¶
This property gets the ZoomLevel for Level10.
public ZoomLevel ZoomLevel10 { get; }
Property Value¶
Remarks:
None
ZoomLevel11¶
This property gets the ZoomLevel for Level11.
public ZoomLevel ZoomLevel11 { get; }
Property Value¶
Remarks:
None
ZoomLevel12¶
This property gets the ZoomLevel for Level12.
public ZoomLevel ZoomLevel12 { get; }
Property Value¶
Remarks:
None
ZoomLevel13¶
This property gets the ZoomLevel for Level13.
public ZoomLevel ZoomLevel13 { get; }
Property Value¶
Remarks:
None
ZoomLevel14¶
This property gets the ZoomLevel for Level14.
public ZoomLevel ZoomLevel14 { get; }
Property Value¶
Remarks:
None
ZoomLevel15¶
This property gets the ZoomLevel for Level15.
public ZoomLevel ZoomLevel15 { get; }
Property Value¶
Remarks:
None
ZoomLevel16¶
This property gets the ZoomLevel for Level16.
public ZoomLevel ZoomLevel16 { get; }
Property Value¶
Remarks:
None
ZoomLevel17¶
This property gets the ZoomLevel for Level17.
public ZoomLevel ZoomLevel17 { get; }
Property Value¶
Remarks:
None
ZoomLevel18¶
This property gets the ZoomLevel for Level18.
public ZoomLevel ZoomLevel18 { get; }
Property Value¶
Remarks:
None
ZoomLevel19¶
This property gets the ZoomLevel for Level19.
public ZoomLevel ZoomLevel19 { get; }
Property Value¶
Remarks:
None
ZoomLevel20¶
This property gets the ZoomLevel for Level20.
public ZoomLevel ZoomLevel20 { get; }
Property Value¶
Remarks:
None
Constructors¶
ZoomLevelSet()¶
This is the default constructor.
public ZoomLevelSet()
Remarks:
This constructor is where we set the default scales for each ZoomLevel. If you inherit from this class to create your own custom ZoomSet, then you should not call the base constructor if you want to supply your own custom ZoomLevels.
ZoomLevelSet(Int32)¶
public ZoomLevelSet(int tileSize)
Parameters¶
tileSize Int32
ZoomLevelSet(Int32, RectangleShape)¶
public ZoomLevelSet(int tileSize, RectangleShape maxExtent)
Parameters¶
tileSize Int32
maxExtent RectangleShape
ZoomLevelSet(Int32, RectangleShape, GeographyUnit)¶
public ZoomLevelSet(int tileSize, RectangleShape maxExtent, GeographyUnit maxExtentUnit)
Parameters¶
tileSize Int32
maxExtent RectangleShape
maxExtentUnit GeographyUnit
Methods¶
Load(String)¶
public void Load(string styleJsonPath)
Parameters¶
styleJsonPath String
Load(Uri)¶
public void Load(Uri styleJsonUri)
Parameters¶
styleJsonUri Uri
GetZoomLevel(RectangleShape, Double, GeographyUnit)¶
This method returns the active ZoomLevel based on an extent, a map unit and a screen width.
public ZoomLevel GetZoomLevel(RectangleShape extent, double screenWidth, GeographyUnit mapUnit)
Parameters¶
extent RectangleShape
This parameter is a world extent.
screenWidth Double
This parameter is the width of the map in pixels.
mapUnit GeographyUnit
This parameter is the unit of the map.
Returns¶
This method returns the active ZoomLevel based on an extent, a map unit and a screen
width.
GetZoomLevel(RectangleShape, Double, GeographyUnit, Single)¶
This method returns the active ZoomLevel based on an extent, a map unit and a screen width.
public ZoomLevel GetZoomLevel(RectangleShape extent, double screenWidth, GeographyUnit mapUnit, float dpi)
Parameters¶
extent RectangleShape
This parameter is a world extent.
screenWidth Double
This parameter is the width of the map in pixels.
mapUnit GeographyUnit
This parameter is the unit of the map.
dpi Single
This parameter is the dpi of the extent.
Returns¶
This method returns the active ZoomLevel based on an extent, a map unit and a screen
width.
GetZoomLevelForDrawing(RectangleShape, Double, GeographyUnit, Single)¶
This method returns the active ZoomLevel based on an extent, a map unit and a view width.
public ZoomLevel GetZoomLevelForDrawing(RectangleShape extent, double screenWidth, GeographyUnit mapUnit, float dpi)
Parameters¶
extent RectangleShape
This parameter is a world extent.
screenWidth Double
This parameter is the width of the view in pixels.
mapUnit GeographyUnit
This parameter is the unit of the map.
dpi Single
This parameter is the dpi of the extent.
Returns¶
This method returns the active ZoomLevel based on an extent, map unit and a view
width.
GetZoomLevelForDrawing(RectangleShape, Double, GeographyUnit)¶
This method returns the active ZoomLevel based on an extent, a map unit and a view width.
public ZoomLevel GetZoomLevelForDrawing(RectangleShape extent, double screenWidth, GeographyUnit mapUnit)
Parameters¶
extent RectangleShape
This parameter is a world extent.
screenWidth Double
This parameter is the width of the view in pixels.
mapUnit GeographyUnit
This parameter is the unit of the map.
Returns¶
This method returns the active ZoomLevel based on an extent, map unit and a view
width.
GetZoomLevels()¶
This method return all of the zoomLevels in the zoomLevelSet.
public Collection<ZoomLevel> GetZoomLevels()
Returns¶
Collection<ZoomLevel>
This method return all of the zoomlevels in the zoomLevelSet.
Remarks:
None.
GetLowerZoomLevelScale(Double, ZoomLevelSet)¶
ZoomToScale in, the result is less than input
public static double GetLowerZoomLevelScale(double currentScale, ZoomLevelSet zoomLevelSet)
Parameters¶
currentScale Double
zoomLevelSet ZoomLevelSet
Returns¶
GetHigherZoomLevelScale(Double, ZoomLevelSet)¶
ZoomToScale out, the result is greater than input
public static double GetHigherZoomLevelScale(double currentScale, ZoomLevelSet zoomLevelSet)
Parameters¶
currentScale Double
zoomLevelSet ZoomLevelSet
Returns¶
GetDefaultZoomLevelByIndex(Int32)¶
Get the Default zoomlevel by the given index.
public ZoomLevel GetDefaultZoomLevelByIndex(int zoomLevelIndex)
Parameters¶
zoomLevelIndex Int32
zoomlevel Index Based on 1
Returns¶
ZoomLevel
returns ZoomLevel01 if the input zoomLevelIndex is 1, etc.