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java.lang.Objectjcckit.transformation.CartesianTransformation
Two-dimensional Cartesian transformation. The two independent transformations for the x-axis and the y-axis can be logarithmic from data coordinates to device-independent coordinates in order to realize diagrams with logarithmic scales.
| Constructor Summary | |
CartesianTransformation(boolean xLogScale,
boolean yLogScale,
DataPoint dataPoint1,
GraphPoint graphPoint1,
DataPoint dataPoint2,
GraphPoint graphPoint2)
Creates an instance from the specified reference points. |
|
| Method Summary | |
DataPoint |
transformToData(GraphPoint point)
Transforms a GraphPoint into a DataPoint. |
GraphPoint |
transformToGraph(DataPoint point)
Transforms a DataPoint into a GraphPoint. |
| Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
public CartesianTransformation(boolean xLogScale,
boolean yLogScale,
DataPoint dataPoint1,
GraphPoint graphPoint1,
DataPoint dataPoint2,
GraphPoint graphPoint2)
xLogScale - true if logarithmic x axis.yLogScale - true if logarithmic y axis.dataPoint1 - First reference point in data coordinates.graphPoint1 - First reference point in device-independent
coordinates.dataPoint2 - Second reference point in data coordinates.graphPoint2 - Second reference point in device-independent
coordinates.
java.lang.IllegalArgumentException - if transformation in at least
one of both directions is not possible.| Method Detail |
public GraphPoint transformToGraph(DataPoint point)
TransformationDataPoint into a GraphPoint.
transformToGraph in interface Transformationpoint - A point in data coordinates.
public DataPoint transformToData(GraphPoint point)
TransformationGraphPoint into a DataPoint.
transformToData in interface Transformationpoint - A point in device-independent coordinates..
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