Class ZoomStateStack

A LIFO stack of prior ZoomState objects, used to allow zooming out to prior states (of scale range settings).

Inheritance
Object
List<ZoomState>
ZoomStateStack
Inherited Members
System.Collections.Generic.List<ZedGraph.ZoomState>.System.Collections.IList.get_Item(System.Int32)
System.Collections.Generic.List<ZedGraph.ZoomState>.System.Collections.IList.set_Item(System.Int32, System.Object)
Namespace: ZedGraph
Assembly: ZedGraph.dll
Syntax
public class ZoomStateStack : List<ZoomState>, IList<ZoomState>, ICollection<ZoomState>, IEnumerable<ZoomState>, IList, ICollection, IEnumerable, ICloneable

Constructors

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ZoomStateStack()

Default Constructor

Declaration
public ZoomStateStack()
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ZoomStateStack(ZoomStateStack)

The Copy Constructor

Declaration
public ZoomStateStack(ZoomStateStack rhs)
Parameters
Type Name Description
ZoomStateStack rhs

The ZoomStateStack object from which to copy

Properties

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IsEmpty

Public readonly property that indicates if the stack is empty

Declaration
public bool IsEmpty { get; }
Property Value
Type Description
Boolean

true for an empty stack, false otherwise
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Top

Gets a reference to the ZoomState object at the top of the stack, without actually removing it from the stack.

Declaration
public ZoomState Top { get; }
Property Value
Type Description
ZoomState

A ZoomState object reference, or null if the stack is empty.

Methods

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Clone()

Typesafe, deep-copy clone method.

Declaration
public ZoomStateStack Clone()
Returns
Type Description
ZoomStateStack

A new, independent copy of this class
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Pop(GraphPane)

Pop a ZoomState entry from the top of the stack, and apply the properties to the specified GraphPane object.

Declaration
public ZoomState Pop(GraphPane pane)
Parameters
Type Name Description
GraphPane pane

The GraphPane object to which the scale range information should be copied.
Returns
Type Description
ZoomState

The ZoomState object that was "popped" from the stack and applied to the specified GraphPane. null if no ZoomState was available (the stack was empty).
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PopAll(GraphPane)

Pop the ZoomState entry from the bottom of the stack, and apply the properties to the specified GraphPane object. Clear the stack completely.

Declaration
public ZoomState PopAll(GraphPane pane)
Parameters
Type Name Description
GraphPane pane

The GraphPane object to which the scale range information should be copied.
Returns
Type Description
ZoomState

The ZoomState object at the bottom of the stack that was applied to the specified GraphPane. null if no ZoomState was available (the stack was empty).
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Push(GraphPane, ZoomState.StateType)

Add the scale range information from the specified GraphPane object as a new ZoomState entry on the stack.

Declaration
public ZoomState Push(GraphPane pane, ZoomState.StateType type)
Parameters
Type Name Description
GraphPane pane

The GraphPane object from which the scale range information should be copied.
ZoomState.StateType type

A ZoomState.StateType enumeration that indicates whether this state is the result of a zoom or pan operation.
Returns
Type Description
ZoomState

The resultant ZoomState object that was pushed on the stack.
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Push(ZoomState)

Add the scale range information from the specified ZoomState object as a new ZoomState entry on the stack.

Declaration
public ZoomState Push(ZoomState state)
Parameters
Type Name Description
ZoomState state

The ZoomState object to be placed on the stack.
Returns
Type Description
ZoomState

The ZoomState object (same as the parameter).

Explicit Interface Implementations

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ICloneable.Clone()

Implement the ICloneable interface in a typesafe manner by just calling the typed version of Clone()

Declaration
object ICloneable.Clone()
Returns
Type Description
Object

A deep copy of this object

Implements