Class SLWaterfall.TSLWaterfallXAxis
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Package: SignalLabScopePkg
Unit: SLWaterfall
Inherits: TSLBasicDisplayXAxis
Syntax
Delphi:
type TSLWaterfallXAxis = class( TSLBasicDisplayXAxis )
C++ Builder:
class TSLWaterfallXAxis : public TSLBasicDisplayXAxis
Visual C++ (MFC):
class CTSLWaterfallXAxis : public CTSLBasicDisplayXAxis
C# (.NET):
public ref class TSLWaterfallXAxis : Mitov.PlotLab.BasicDisplayXAxis
Summary
Visual X Waterfall axis.
Description
Defines visual X axis for the TSLWaterfall component. The Axes are created internally by the data displays. Do not make instances of this class or its descendants.
Example:
Properties
Published
- Samples - Specifies the amount of samples (Buffers) in the Waterfall history.
- Reversed - Specifies reversed Axis.
From TSLBasicDisplayXAxis
Properties
Published
Public
- Samples - Count of samples shown for each channel.
Methods
Public
- procedure Draw(ADrawPart : TSLDisplayDrawPart; ACanvas : TLPCanvas; Vertical : Boolean; Printing : Boolean)
- procedure DrawEx(ADrawPart : TSLDisplayDrawPart; ACanvas : TLPCanvas; Vertical : Boolean)
- function GetAxisLabelText() : String
From TSLDisplayAxis
Properties
Published
- Format - Specifies the format of the axis labels.
- Color - Specifies the color for the axis ticks.
- Font - Specifies the font for the axis values.
- ToolBar - Specifies the behavior of the axis toolbar.
- Button - Specifies the appearance and the behavior of the Axis button.
- Min - Specifies the Minimal value shown on the axis if the AutoScale is not set to true.
- Max - Specifies the Maximal value shown on the axis if the AutoScale is not set to true.
- Zooming - Specifies the behavior of the axis zooming.
- AxisLabel - Specifies the appearance of the axis label.
Public
- CurrentMax - Current Max value in the axis.
- CurrentMin - Current Min value in the axis.
- AssociatedChannels - List of channels associated with the axis.
- Step - Current Ticks Step value of the axis.
Methods
Public
- procedure ZoomBy(AValue : Real) - Zooms by Value.
- procedure ZoomBy(AValue : Real; SaveHistory : Boolean) - Zooms by Value. Allows optionally the zoom history to be saved for Undo.
- procedure ZoomTo(AMin : Real; AMax : Real) - Zooms to show the range between YMin and YMax.
- procedure ZoomTo(AMin : Real; AMax : Real; SaveHistory : Boolean) - Zooms to show the range between YMin and YMax. Allows optionally the zoom history to be saved for Undo.
- procedure ZoomToData(AMin : Real; AMax : Real) - Zooms to show the range between YMin and YMax based on the data scaling.
- procedure ZoomToData(AMin : Real; AMax : Real; SaveHistory : Boolean) - Zooms to show the range between YMin and YMax based on the data scaling. Allows optionally the zoom history to be saved for Undo.
- procedure SetTickText(AValue : PChar) - Provides a new TickText value( Visual C++ (MFC/Win32) only ).
- function GetAxisLabelText() : String
- function GetValueAt(X : Integer; Y : Integer; var AxisPos : Real) : Boolean - Returns the axis value at X, Y position.
- function ScaleToPixel(AValue : Real) : Integer - Converts a scale value to pixel position.
- function PixelToScale(APosition : Integer) : Real - Converts a pixel position to scale value.
- procedure IntZoom(AValue : Real; Operation : TSLZoomOperation)
- procedure Draw(ADrawPart : TSLDisplayDrawPart; ACanvas : TLPCanvas; Vertical : Boolean; Printing : Boolean)
- procedure ButtonHitTest(X : Integer; Y : Integer; AForceInvalidate : Boolean)
- function GetOwner() : TPersistent
Pins
- ZoomPin - Axis zooming state pin.
Events
- OnCustomLabel - Occurs when a label is in about to be painted.
From TSLTrackingOptionalAxis
Properties
Published
- TrackCursor - Enables/Disables the track hair in the axis.
- TrackColor - Specifies the color of the track hair in the axis.
- MinorTicks - Specifies the visual appearance of minor ticks in the axis scale.
- MajorTicks - Specifies the visual appearance of major ticks in the axis scale.
Events
- OnCustomStep - Occurs when a step(distance) is needed for plotting the next tick of the axis grid.
From TSLOptionalView
Properties
Published
- Visible - Specifies whether or not the viw is visible.
Methods
Public
From TSLCustomSizeDisplayView
Properties
Published
- ViewSize - Specifies the way the view size will be calculated.
- Align - Specifies the desired alignment for the view (Left, Right, Top, Bottom etc.)
From TSLCustomColorDisplayView
Properties
Published
- Background - Specifies the background settings.
From TSLDisplayView
Properties
Public
- Height - Use this property to get the Height of the view in pixels.
- Width - Use this property to get the Width of the view in pixels.
- Top - Use this property to get the Top position of the view in pixels.
- Left - Use this property to get the Left position of the view in pixels.
- DefaultRect
Methods
Public
- function IsVisible() : Boolean
- function IsVisibleForced() : Boolean
- function GetIntValueAt(X : Integer; Y : Integer) : Real
- function GetMinValue() : Real
- function GetMaxValue() : Real
- procedure Draw(ADrawPart : TSLDisplayDrawPart; ACanvas : TLPCanvas; Vertical : Boolean; Printing : Boolean)
- procedure DrawEx(ADrawPart : TSLDisplayDrawPart; ACanvas : TLPCanvas; Vertical : Boolean)
- procedure DrawMouseSelction(ACanvas : TLPCanvas)
