CPTPlotSpace(AbstractMethods) Category Reference

CPTPlotSpace abstract methods—must be overridden by subclasses. More...

#import <CPTPlotSpace.h>

Public Instance Methods
(CGPoint)	- plotAreaViewPointForPlotPoint: [implementation]
	Converts a data point to plot area drawing coordinates. More...
(CGPoint)	- plotAreaViewPointForPlotPoint:numberOfCoordinates: [implementation]
	Converts a data point to plot area drawing coordinates. More...
(CGPoint)	- plotAreaViewPointForDoublePrecisionPlotPoint:numberOfCoordinates: [implementation]
	Converts a data point to plot area drawing coordinates. More...
(nullable CPTNumberArray *)	- plotPointForPlotAreaViewPoint: [implementation]
	Converts a point given in plot area drawing coordinates to the data coordinate space. More...
(void)	- plotPoint:numberOfCoordinates:forPlotAreaViewPoint: [implementation]
	Converts a point given in plot area drawing coordinates to the data coordinate space. More...
(void)	- doublePrecisionPlotPoint:numberOfCoordinates:forPlotAreaViewPoint: [implementation]
	Converts a point given in drawing coordinates to the data coordinate space. More...
(CGPoint)	- plotAreaViewPointForEvent: [implementation]
	Converts the interaction point of an OS event to plot area drawing coordinates. More...
(nullable CPTNumberArray *)	- plotPointForEvent: [implementation]
	Converts the interaction point of an OS event to the data coordinate space. More...
(void)	- plotPoint:numberOfCoordinates:forEvent: [implementation]
	Converts the interaction point of an OS event to the data coordinate space. More...
(void)	- doublePrecisionPlotPoint:numberOfCoordinates:forEvent: [implementation]
	Converts the interaction point of an OS event to the data coordinate space. More...
(void)	- setPlotRange:forCoordinate: [implementation]
	Sets the range of values for a given coordinate. More...
(nullable CPTPlotRange *)	- plotRangeForCoordinate: [implementation]
	Gets the range of values for a given coordinate. More...
(void)	- setScaleType:forCoordinate: [implementation]
	Sets the scale type for a given coordinate. More...
(CPTScaleType)	- scaleTypeForCoordinate: [implementation]
	Gets the scale type for a given coordinate. More...
(void)	- scaleToFitPlots: [implementation]
	Scales the plot ranges so that the plots just fit in the visible space. More...
(void)	- scaleToFitEntirePlots: [implementation]
	Scales the plot ranges so that the plots just fit in the visible space. More...
(void)	- scaleBy:aboutPoint: [implementation]
	Zooms the plot space equally in each dimension. More...
Coordinate Space Conversions
(CGPoint)	- plotAreaViewPointForPlotPoint:
(CGPoint)	- plotAreaViewPointForPlotPoint:numberOfCoordinates:
(CGPoint)	- plotAreaViewPointForDoublePrecisionPlotPoint:numberOfCoordinates:
(nullable CPTNumberArray *)	- plotPointForPlotAreaViewPoint:
(void)	- plotPoint:numberOfCoordinates:forPlotAreaViewPoint:
(void)	- doublePrecisionPlotPoint:numberOfCoordinates:forPlotAreaViewPoint:
(CGPoint)	- plotAreaViewPointForEvent:
(nullable CPTNumberArray *)	- plotPointForEvent:
(void)	- plotPoint:numberOfCoordinates:forEvent:
(void)	- doublePrecisionPlotPoint:numberOfCoordinates:forEvent:
Coordinate Range
(void)	- setPlotRange:forCoordinate:
(nullable CPTPlotRange *)	- plotRangeForCoordinate:
Scale Types
(void)	- setScaleType:forCoordinate:
(CPTScaleType)	- scaleTypeForCoordinate:
Adjusting Ranges
(void)	- scaleToFitPlots:
(void)	- scaleToFitPlots:forCoordinate:
	Scales the plot range for the given coordinate so that the plots just fit in the visible space. More...
(void)	- scaleToFitEntirePlots:
(void)	- scaleToFitEntirePlots:forCoordinate:
	Scales the plot range for the given coordinate so that the plots just fit in the visible space. More...
(void)	- scaleBy:aboutPoint:

Detailed Description

CPTPlotSpace abstract methods—must be overridden by subclasses.

Method Documentation

doublePrecisionPlotPoint:numberOfCoordinates:forEvent: [1/2]

- (void) doublePrecisionPlotPoint: (nonnull double *__unused)  plotPoint numberOfCoordinates: (NSUInteger cpt_unused)  count forEvent: (nonnull CPTNativeEvent *__unused)  event

implementation

Converts the interaction point of an OS event to the data coordinate space.

Parameters

plotPoint	A c-style array of data point coordinates (as double values).
count	The number of coordinate values in the plotPoint array.
event	The event.

Extends class CPTPlotSpace.

doublePrecisionPlotPoint:numberOfCoordinates:forEvent: [2/2]

- (void) doublePrecisionPlotPoint:		(nonnull double *)	plotPoint
numberOfCoordinates:		(NSUInteger)	count
forEvent:		(nonnull CPTNativeEvent *)	event

Extends class CPTPlotSpace.

doublePrecisionPlotPoint:numberOfCoordinates:forPlotAreaViewPoint: [1/2]

- (void) doublePrecisionPlotPoint: (nonnull double *__unused)  plotPoint numberOfCoordinates: (NSUInteger cpt_unused)  count forPlotAreaViewPoint: (CGPoint __unused)  point

implementation

Converts a point given in drawing coordinates to the data coordinate space.

Parameters

plotPoint	A c-style array of data point coordinates (as double values).
count	The number of coordinate values in the plotPoint array.
point	The drawing coordinates of the data point.

Extends class CPTPlotSpace.

doublePrecisionPlotPoint:numberOfCoordinates:forPlotAreaViewPoint: [2/2]

- (void) doublePrecisionPlotPoint:		(nonnull double *)	plotPoint
numberOfCoordinates:		(NSUInteger)	count
forPlotAreaViewPoint:		(CGPoint)	point

Extends class CPTPlotSpace.

plotAreaViewPointForDoublePrecisionPlotPoint:numberOfCoordinates: [1/2]

- (CGPoint) plotAreaViewPointForDoublePrecisionPlotPoint: (nonnull double *__unused)  plotPoint numberOfCoordinates: (NSUInteger cpt_unused)  count

implementation

Converts a data point to plot area drawing coordinates.

Parameters

plotPoint	A c-style array of data point coordinates (as double values).
count	The number of coordinate values in the plotPoint array.

Returns

The drawing coordinates of the data point.

Extends class CPTPlotSpace.

plotAreaViewPointForDoublePrecisionPlotPoint:numberOfCoordinates: [2/2]

- (CGPoint) plotAreaViewPointForDoublePrecisionPlotPoint:		(nonnull double *)	plotPoint
numberOfCoordinates:		(NSUInteger)	count

Extends class CPTPlotSpace.

plotAreaViewPointForEvent: [1/2]

- (CGPoint) plotAreaViewPointForEvent: (nonnull CPTNativeEvent *__unused)  event

implementation

Converts the interaction point of an OS event to plot area drawing coordinates.

Parameters

event

The event.

Returns

The drawing coordinates of the point.

Extends class CPTPlotSpace.

plotAreaViewPointForEvent: [2/2]

- (CGPoint) plotAreaViewPointForEvent:

(nonnull CPTNativeEvent *)

event

Extends class CPTPlotSpace.

plotAreaViewPointForPlotPoint: [1/2]

- (CGPoint) plotAreaViewPointForPlotPoint: (nonnull CPTNumberArray *cpt_unused)  plotPoint

implementation

Converts a data point to plot area drawing coordinates.

Parameters

plotPoint

An array of data point coordinates (as NSNumber values).

Returns

The drawing coordinates of the data point.

Extends class CPTPlotSpace.

plotAreaViewPointForPlotPoint: [2/2]

- (CGPoint) plotAreaViewPointForPlotPoint:

(nonnull CPTNumberArray *)

plotPoint

Extends class CPTPlotSpace.

plotAreaViewPointForPlotPoint:numberOfCoordinates: [1/2]

- (CGPoint) plotAreaViewPointForPlotPoint: (nonnull NSDecimal *__unused)  plotPoint numberOfCoordinates: (NSUInteger cpt_unused)  count

implementation

Converts a data point to plot area drawing coordinates.

Parameters

plotPoint	A c-style array of data point coordinates (as NSDecimal structs).
count	The number of coordinate values in the plotPoint array.

Returns

The drawing coordinates of the data point.

Extends class CPTPlotSpace.

plotAreaViewPointForPlotPoint:numberOfCoordinates: [2/2]

- (CGPoint) plotAreaViewPointForPlotPoint:		(nonnull NSDecimal *)	plotPoint
numberOfCoordinates:		(NSUInteger)	count

Extends class CPTPlotSpace.

plotPoint:numberOfCoordinates:forEvent: [1/2]

- (void) plotPoint: (nonnull NSDecimal *__unused)  plotPoint numberOfCoordinates: (NSUInteger cpt_unused)  count forEvent: (nonnull CPTNativeEvent *__unused)  event

implementation

Converts the interaction point of an OS event to the data coordinate space.

Parameters

plotPoint	A c-style array of data point coordinates (as NSDecimal structs).
count	The number of coordinate values in the plotPoint array.
event	The event.

Extends class CPTPlotSpace.

plotPoint:numberOfCoordinates:forEvent: [2/2]

- (void) plotPoint:		(nonnull NSDecimal *)	plotPoint
numberOfCoordinates:		(NSUInteger)	count
forEvent:		(nonnull CPTNativeEvent *)	event

Extends class CPTPlotSpace.

plotPoint:numberOfCoordinates:forPlotAreaViewPoint: [1/2]

- (void) plotPoint: (nonnull NSDecimal *__unused)  plotPoint numberOfCoordinates: (NSUInteger cpt_unused)  count forPlotAreaViewPoint: (CGPoint __unused)  point

implementation

Converts a point given in plot area drawing coordinates to the data coordinate space.

Parameters

plotPoint	A c-style array of data point coordinates (as NSDecimal structs).
count	The number of coordinate values in the plotPoint array.
point	The drawing coordinates of the data point.

Extends class CPTPlotSpace.

plotPoint:numberOfCoordinates:forPlotAreaViewPoint: [2/2]

- (void) plotPoint:		(nonnull NSDecimal *)	plotPoint
numberOfCoordinates:		(NSUInteger)	count
forPlotAreaViewPoint:		(CGPoint)	point

Extends class CPTPlotSpace.

plotPointForEvent: [1/2]

- (nullable CPTNumberArray *) plotPointForEvent: (nonnull CPTNativeEvent *__unused)  event

implementation

Converts the interaction point of an OS event to the data coordinate space.

Parameters

event

The event.

Returns

An array of data point coordinates (as NSNumber values).

Extends class CPTPlotSpace.

plotPointForEvent: [2/2]

- (nullable CPTNumberArray *) plotPointForEvent:

(nonnull CPTNativeEvent *)

event

Extends class CPTPlotSpace.

plotPointForPlotAreaViewPoint: [1/2]

- (nullable CPTNumberArray *) plotPointForPlotAreaViewPoint: (CGPoint __unused)  point

implementation

Converts a point given in plot area drawing coordinates to the data coordinate space.

Parameters

point

The drawing coordinates of the data point.

Returns

An array of data point coordinates (as NSNumber values).

Extends class CPTPlotSpace.

plotPointForPlotAreaViewPoint: [2/2]

- (nullable CPTNumberArray *) plotPointForPlotAreaViewPoint:

(CGPoint)

point

Extends class CPTPlotSpace.

plotRangeForCoordinate: [1/2]

- (nullable CPTPlotRange *) plotRangeForCoordinate: (CPTCoordinate __unused)  coordinate

implementation

Gets the range of values for a given coordinate.

Parameters

coordinate

The axis coordinate.

Returns

The range of values.

Extends class CPTPlotSpace.

plotRangeForCoordinate: [2/2]

- (nullable CPTPlotRange *) plotRangeForCoordinate:

(CPTCoordinate)

coordinate

Extends class CPTPlotSpace.

scaleBy:aboutPoint: [1/2]

- (void) scaleBy: (CGFloat __unused)  interactionScale aboutPoint: (CGPoint __unused)  interactionPoint

implementation

Zooms the plot space equally in each dimension.

Parameters

interactionScale	The scaling factor. One (1) gives no scaling.
interactionPoint	The plot area view point about which the scaling occurs.

Extends class CPTPlotSpace.

scaleBy:aboutPoint: [2/2]

- (void) scaleBy:		(CGFloat)	interactionScale
aboutPoint:		(CGPoint)	interactionPoint

Extends class CPTPlotSpace.

scaleToFitEntirePlots: [1/2]

- (void) scaleToFitEntirePlots: (nullable CPTPlotArray *__unused)  plots

implementation

Scales the plot ranges so that the plots just fit in the visible space.

Parameters

plots

An array of the plots that have to fit in the visible area.

Extends class CPTPlotSpace.

scaleToFitEntirePlots: [2/2]

- (void) scaleToFitEntirePlots:

(nullable CPTPlotArray *)

plots

Extends class CPTPlotSpace.

scaleToFitEntirePlots:forCoordinate:

- (void) scaleToFitEntirePlots:		(nullable CPTPlotArray *)	plots
forCoordinate:		(CPTCoordinate)	coordinate

Scales the plot range for the given coordinate so that the plots just fit in the visible space.

Parameters

plots	An array of the plots that have to fit in the visible area.
coordinate	The axis coordinate.

Extends class CPTPlotSpace.

scaleToFitPlots: [1/2]

- (void) scaleToFitPlots: (nullable CPTPlotArray *__unused)  plots

implementation

Scales the plot ranges so that the plots just fit in the visible space.

Parameters

plots

An array of the plots that have to fit in the visible area.

Extends class CPTPlotSpace.

scaleToFitPlots: [2/2]

- (void) scaleToFitPlots:

(nullable CPTPlotArray *)

plots

Extends class CPTPlotSpace.

scaleToFitPlots:forCoordinate:

- (void) scaleToFitPlots:		(nullable CPTPlotArray *)	plots
forCoordinate:		(CPTCoordinate)	coordinate

Scales the plot range for the given coordinate so that the plots just fit in the visible space.

Parameters

plots	An array of the plots that have to fit in the visible area.
coordinate	The axis coordinate.

Extends class CPTPlotSpace.

scaleTypeForCoordinate: [1/2]

- (CPTScaleType) scaleTypeForCoordinate: (CPTCoordinate __unused)  coordinate

implementation

Gets the scale type for a given coordinate.

Parameters

coordinate

The axis coordinate.

Returns

The scale type.

Extends class CPTPlotSpace.

scaleTypeForCoordinate: [2/2]

- (CPTScaleType) scaleTypeForCoordinate:

(CPTCoordinate)

coordinate

Extends class CPTPlotSpace.

setPlotRange:forCoordinate: [1/2]

- (void) setPlotRange: (nonnull CPTPlotRange *__unused)  newRange forCoordinate: (CPTCoordinate __unused)  coordinate

implementation

Sets the range of values for a given coordinate.

Parameters

newRange	The new plot range.
coordinate	The axis coordinate.

Extends class CPTPlotSpace.

setPlotRange:forCoordinate: [2/2]

- (void) setPlotRange:		(nonnull CPTPlotRange *)	newRange
forCoordinate:		(CPTCoordinate)	coordinate

Extends class CPTPlotSpace.

setScaleType:forCoordinate: [1/2]

- (void) setScaleType: (CPTScaleType __unused)  newType forCoordinate: (CPTCoordinate __unused)  coordinate

implementation

Sets the scale type for a given coordinate.

Parameters

newType	The new scale type.
coordinate	The axis coordinate.

Extends class CPTPlotSpace.

setScaleType:forCoordinate: [2/2]

- (void) setScaleType:		(CPTScaleType)	newType
forCoordinate:		(CPTCoordinate)	coordinate

Extends class CPTPlotSpace.

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The documentation for this category was generated from the following files:

• Source/CPTPlotSpace.h
• Source/CPTPlotSpace.m