Uses of Class
org.apache.sis.portrayal.Canvas
Packages that use Canvas
Package
Description
Symbology and map representations, together with a rendering engine for display.
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Uses of Canvas in org.apache.sis.portrayal
Subclasses of Canvas in org.apache.sis.portrayalModifier and TypeClassDescriptionclass
A canvas for two-dimensional display device using a Cartesian coordinate system.Methods in org.apache.sis.portrayal that return CanvasModifier and TypeMethodDescriptionTransformChangeEvent.getSource()
Returns the canvas on which this event initially occurred.Methods in org.apache.sis.portrayal with parameters of type CanvasModifier and TypeMethodDescription(package private) final Optional
<org.opengis.metadata.extent.GeographicBoundingBox> CanvasContext.getGeographicArea
(Canvas canvas) Returns the geographic area, or an empty value if none.(package private) final OptionalDouble
CanvasContext.getSpatialResolution
(Canvas canvas) Returns the spatial resolution, or an empty value if none.(package private) final boolean
TransformChangeEvent.isSameSource
(Canvas source) Quick and non-overrideable check about whether the specified source is the source of this event.private void
RecomputesCanvasContext.geographicArea
andCanvasContext.resolution
fields that are not valid.(package private) final void
Sets theCoordinateOperationContext
object to the desired area and accuracy of the coordinate operation to obtain.Constructors in org.apache.sis.portrayal with parameters of type CanvasModifierConstructorDescriptionTransformChangeEvent
(Canvas source, LinearTransform oldValue, LinearTransform newValue, AffineTransform objective, AffineTransform display, TransformChangeEvent.Reason reason) Creates a new event for an incremental change of the "objective to display" property.TransformChangeEvent
(Canvas source, LinearTransform oldValue, LinearTransform newValue, TransformChangeEvent.Reason reason) Creates a new event for a change of the "objective to display" property.