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TimeBarPanelBase

Class

Base class for all panels used in RadTimeBar.

Definition

Namespace:Telerik.Windows.Controls.TimeBar

Assembly:Telerik.Windows.Controls.DataVisualization.dll

Syntax:

public abstract class TimeBarPanelBase : Panel

Inheritance: objectTimeBarPanelBase

Derived Classes: TimeBarContentPanelTimeBarPanelTimeBarStackPanelSelectionRegionPanel

Constructors

TimeBarPanelBase()

Initializes a new instance of the TimeBarPanelBase class.

protected TimeBarPanelBase()

Fields

SliderMaximumProperty

DependencyProperty

Identifies the SliderMaximum dependency property.

public static readonly DependencyProperty SliderMaximumProperty

SliderMinimumProperty

DependencyProperty

Identifies the SliderMinimum dependency property.

public static readonly DependencyProperty SliderMinimumProperty

SliderProperty

DependencyProperty

Identifies the Slider dependency property.

public static readonly DependencyProperty SliderProperty

Properties

PeriodEnd

DateTime

Gets or sets the end of the period that the control visualizes. The PeriodEnd value itself is excluded from the period.

public DateTime PeriodEnd { get; protected set; }

Property Value:

The end of the period that the control visualizes.

Remarks:

The PeriodStart value must be less than or equal to the value of PeriodEnd.

PeriodStart

DateTime

Gets or sets the start of the period that the control visualizes.

public DateTime PeriodStart { get; protected set; }

Property Value:

The start of the period that the control visualizes.

Remarks:

The PeriodStart value must be less than or equal to the value of PeriodEnd.

PixelsPerTick

double

Gets or sets the number of pixels per tick.

protected double PixelsPerTick { get; set; }

Property Value:

The number of pixels per tick.

Slider

RadSlider

Gets or sets the RadSlider used to control the zooming and scrolling in this TimeBarPanelBase.

public RadSlider Slider { get; set; }

Property Value:

The RadSlider used to control the zooming and scrolling in this TimeBarPanelBase.

SliderMaximum

double

Gets or sets the of the Slider.

public double SliderMaximum { get; set; }

Property Value:

The of the Slider.

SliderMinimum

double

Gets or sets the of the Slider.

public double SliderMinimum { get; set; }

Property Value:

The of the Slider.

VisiblePeriodEnd

DateTime

Gets or sets the end of the visible period.

public DateTime VisiblePeriodEnd { get; protected set; }

Property Value:

The end of the visible period.

Remarks:

The VisiblePeriodStart value must be less than or equal to the value of VisiblePeriodEnd. Additionally, both VisiblePeriodStart and VisiblePeriodEnd must be within the period, defined by the PeriodStart and PeriodEnd properties.

VisiblePeriodStart

DateTime

Gets or sets the start of the visible period.

public DateTime VisiblePeriodStart { get; protected set; }

Property Value:

The start of the visible period.

Remarks:

Methods

CalculateAvailableSize(Size)

Size

Calculates the available size for the panel and its children based on the Size passed to the . The positive and negative infinity values are replaced with 0.

protected static Size CalculateAvailableSize(Size availableSize)

Parameters:availableSizeSize

The Size passed to the .

Returns:

Size

The Size with replaced positive and negative infinity with 0.

CalculateItemSize(long)

double

Calculates the size of an item in pixels based on the period in Ticks that this item represents.

protected virtual double CalculateItemSize(long ticks)

Parameters:tickslong

The period in Ticks that the item represents.

Returns:

double

The size of the item in pixels.

CalculatePixelsPerTick(double, long)

double

Calculates the number of pixels per tick based on the specified of the panel and the period in Ticks it visualizes.

protected static double CalculatePixelsPerTick(double size, long ticks)

Parameters:sizedouble

The of the panel.

tickslong

The period in Ticks that the panel visualizes.

Returns:

double

The number of pixels per tick.

CalculatePixelsPerTick(double)

double

Calculates the number of pixels per tick based on the specified of the panel.

protected virtual double CalculatePixelsPerTick(double size)

Parameters:sizedouble

The of the panel.

Returns:

double

The number of pixels per tick.

OnSizeChanged(object, SizeChangedEventArgs)

Called when either the or the properties change value on this panel.

protected virtual void OnSizeChanged(object sender, SizeChangedEventArgs e)

Parameters:senderobject

The panel where the event handler is attached.

eSizeChangedEventArgs

The SizeChangedEventArgs instance containing the event data.

UpdateScroll(Size)

Updates the properties of the panel based on the state of the Slider. This method should be called in before the size of the children of the panel are calculated.

protected virtual void UpdateScroll(Size size)

Parameters:sizeSize

The Size passed to the .