TRSCircularSpeedometer Class

BACKFACE_BEVEL_LOWER_ID

Represents constant BACKFACE_BEVEL_LOWER_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

BACKFACE_BEVEL_UPPER_ID

Represents constant BACKFACE_BEVEL_UPPER_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

BACKFACE_GROUP_ID

Represents constant BACKFACE_GROUP_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

BACKFACE_ID

Represents constant BACKFACE_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

BIG_HAND_ID

Represents constant BIG_HAND_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

BOLTS_ID

Represents constant BOLTS_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

BOLT_FRAME_ID

Represents constant BOLT_FRAME_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

BOLT_HIGHLIGHT_ID

Represents constant BOLT_HIGHLIGHT_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

BOLT_ID

Represents constant BOLT_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

BOLT_SHADOW_ID

Represents constant BOLT_SHADOW_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

CCWARROW_MAJOR_MARKER

Represents constant CCWARROW_MAJOR_MARKER. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

CCWARROW_MINOR_MARKER

Represents constant CCWARROW_MINOR_MARKER. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

CIRCLE_MAJOR_MARKER

Represents constant CIRCLE_MAJOR_MARKER. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

CIRCLE_MINOR_MARKER

Represents constant CIRCLE_MINOR_MARKER. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

CWARROW_MAJOR_MARKER

Represents constant CWARROW_MAJOR_MARKER. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

CWARROW_MINOR_MARKER

Represents constant CWARROW_MINOR_MARKER. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DECORATION_GROUP_ID

Represents constant DECORATION_GROUP_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DECORATION_ID

Represents constant DECORATION_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DefaultFormatStr

Represents constant DefaultFormatStr. (Inherited from FMX.RS.Impact.Instruments.TRSSVGCustomInstrument.)

DEFAULT_CLOCK_TEXT

Represents constant DEFAULT_CLOCK_TEXT. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DEFAULT_MAJOR_MARKER

Represents constant DEFAULT_MAJOR_MARKER. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DEFAULT_MINOR_MARKER

Represents constant DEFAULT_MINOR_MARKER. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DETAILLABEL_ID

Represents constant DETAILLABEL_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DIAL_ID

Represents constant DIAL_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DIAL_LIGHT_ID

Represents constant DIAL_LIGHT_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DIAMOND_MAJOR_MARKER

Represents constant DIAMOND_MAJOR_MARKER. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DIAMOND_MINOR_MARKER

Represents constant DIAMOND_MINOR_MARKER. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

FRAME_BEVEL_LOWER_ID

Represents constant FRAME_BEVEL_LOWER_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

FRAME_BEVEL_UPPER_ID

Represents constant FRAME_BEVEL_UPPER_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

FRAME_COLOR_ID

Represents constant FRAME_COLOR_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

FRAME_ID

Represents constant FRAME_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

FRAME_SHADOW_ID

Represents constant FRAME_SHADOW_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

GAUGELABELS_ID

Represents constant GAUGELABELS_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

GLASS_ID

Represents constant GLASS_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

GRADIENT_BACKFACE_BEVEL_LOWER_ID

Represents constant GRADIENT_BACKFACE_BEVEL_LOWER_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

GRADIENT_BACKFACE_BEVEL_UPPER_ID

Represents constant GRADIENT_BACKFACE_BEVEL_UPPER_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

GRADIENT_DARKEN_ID

Represents constant GRADIENT_DARKEN_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

GRADIENT_FRAME_BEVEL_LOWER_ID

Represents constant GRADIENT_FRAME_BEVEL_LOWER_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

GRADIENT_FRAME_BEVEL_UPPER_ID

Represents constant GRADIENT_FRAME_BEVEL_UPPER_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

GRADIENT_LIGHTEN_ID

Represents constant GRADIENT_LIGHTEN_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

HANDS_ID

Represents constant HANDS_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

INARROW_MAJOR_MARKER

Represents constant INARROW_MAJOR_MARKER. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

INARROW_MINOR_MARKER

Represents constant INARROW_MINOR_MARKER. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

KNOB_COLOR_ID

Represents constant KNOB_COLOR_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

KNOB_HIGHLIGHT_ID

Represents constant KNOB_HIGHLIGHT_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

KNOB_ID

Represents constant KNOB_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

LABELS_ID

Represents constant LABELS_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

LITTLE_HAND_ID

Represents constant LITTLE_HAND_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

MAINLABEL_ID

Represents constant MAINLABEL_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

MAJOR_MARKERS_ID

Represents constant MAJOR_MARKERS_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

MARKERS_AND_LABELS_ID

Represents constant MARKERS_AND_LABELS_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

MARKERS_ID

Represents constant MARKERS_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

MEASUREMENT_LABELS_ID

Represents constant MEASUREMENT_LABELS_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

MINOR_MARKERS_ID

Represents constant MINOR_MARKERS_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

OUTARROW_MAJOR_MARKER

Represents constant OUTARROW_MAJOR_MARKER. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

OUTARROW_MINOR_MARKER

Represents constant OUTARROW_MINOR_MARKER. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

ROTARY_KNOB_ID

Represents constant ROTARY_KNOB_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

SVG_RESOURCE_NAME

Represents constant SVG_RESOURCE_NAME. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

TEXT_CIRCLE_ID

Represents constant TEXT_CIRCLE_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

THIN_HAND_ID

Represents constant THIN_HAND_ID. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

Create(TComponent)

Initializes a new instance of the TRSCircularSpeedometer class. (Overrides FMX.RS.Impact.Instruments.TRSCustomCircularGauge.Create(TComponent).)

ActiveSVGElement

Specifies the dynamic element in the SVG, the part that will be changing often. The ActiveSVGElement is not buffered when painting as it is assumed it will be changing. Set the ActiveSVGElement to tell the control which element or group of elements need to be redrawn every paint event.

The non-active svg elements are rendered either to the     Background or     Foreground Buffer.

Align

Represents property Align.

Anchors

Represents property Anchors.

BackfaceColor

Represents property BackfaceColor.

Background

Contains the static background of the SVG compared to the   ActiveSVGElement, i.e. the SVG elements that are rendered behind the ActiveSVGElement. The Background and Foreground are painted once from the SVG. When elements in the ActiveSVGElement group change, the Background and Foreground are not rendered again, significantly speeding up painting of the entire SVG.

BigHandColor

Represents property BigHandColor.

BigHandID

Specifies the unique ID of the SVG element used for the big hand (minute hand on a clock or the switch on the rotary dial) (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

BoltColor

Represents property BoltColor.

Buffered

Represents property Buffered.

Caption

Represents property Caption.

CaptionFont

Represents property CaptionFont.

ClipChildren

Represents property ClipChildren.

ClipParent

Represents property ClipParent.

Cursor

Represents property Cursor.

Decoration

Represents property Decoration.

DecorationFillColor

Represents property DecorationFillColor.

DecorationID

Specifies the ID of the element in the SVG that contains the   Decoration for the instrument. (Inherited from FMX.RS.Impact.Instruments.TRSSVGCustomInstrument.)

DecorationPath

Represents property DecorationPath.

DecorationStrokeColor

Represents property DecorationStrokeColor.

DefaultCaption

Specifies the default   Caption property value for the gauge. If the Caption property does not equal this value, it will be stored when streaming out a form. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DefaultDetailText

Specifies the default   DetailText property value for the gauge. If the DetailText property does not equal this value, it will be stored when streaming out a form. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DefaultHands

Specifies the default Hands property value for the gauge. If the Hands property does not equal this value, it will be stored when streaming out a form. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DefaultMax

Defines the Default Maximum value. When you set the FMX.RS.Impact.Instruments.TRSCustomCircularGauge.Max value at design-time, and the Max value does not equal this value, it will be stored in the form. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DefaultMin

Defines the Default Minimum value. When you set the FMX.RS.Impact.Instruments.TRSCustomCircularGauge.Min value at design-time, and the Min value does not equal this value, it will be stored in the form. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DefaultValue

Defines the Default Value. When you set the   Value property at design-time, and the Value does not equal this default value, it will be stored in the form. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

Design

Represents property Design.

DetailText

Represents property DetailText.

DragMode

Represents property DragMode.

EnableActions

Controls whether the user can click on the gague to take some action (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

Enabled

Represents property Enabled.

EnableDragHighlight

Represents property EnableDragHighlight.

EnableGradients

Represents property EnableGradients.

Font

Represents property Font.

Foreground

Contains the static foreground of the SVG compared to the   ActiveSVGElement, i.e. the SVG elements that are rendered in front of the ActiveSVGElement. The Background and Foreground are painted once from the SVG. When elements in the ActiveSVGElement group change, the Background and Foreground are not rendered again, significantly speeding up painting of the entire SVG.

FormatStr

Represents property FormatStr.

FrameColor

Represents property FrameColor.

Hands

Represents property Hands.

Height

Represents property Height.

HitTest

Represents property HitTest.

KnobColor

Represents property KnobColor.

Labels

Represents property Labels.

LabelsFillColor

Represents property LabelsFillColor.

LabelsStrokeColor

Represents property LabelsStrokeColor.

LightColor

Represents property LightColor.

LittleHandColor

Specifies the color of the little hand in the gauge. Change this property to change the color of the little hand/needle.

Locked

Represents property Locked.

MajorMarker

Represents property MajorMarker.

MajorMarkerPath

Represents property MajorMarkerPath.

MajorMarkers

Represents property MajorMarkers.

MajorMarkersColor

Represents property MajorMarkersColor.

Margins

Represents property Margins.

Max

Represents property Max.

Min

Represents property Min.

MinorMarker

Represents property MinorMarker.

MinorMarkerPath

Represents property MinorMarkerPath.

MinorMarkers

Represents property MinorMarkers.

MinorMarkersColor

Represents property MinorMarkersColor.

NeedBuffers

Controls whether the Background and Foreground need to be rendered again in the Buffered paint process. Set the NeedBuffers property to True to force the buffers to be redrawn at the next paint event. (Inherited from FMX.RS.SVGControl.TRSSVGControl.)

OnChange

Represents property OnChange.

OnClick

Represents property OnClick.

OnDblClick

Represents property OnDblClick.

OnDragDrop

Represents property OnDragDrop.

OnDragEnd

Represents property OnDragEnd.

OnDragEnter

Represents property OnDragEnter.

OnDragLeave

Represents property OnDragLeave.

OnDragOver

Represents property OnDragOver.

OnDrawing

Represents property OnDrawing.

OnDrawn

Represents property OnDrawn.

OnMouseDown

Represents property OnMouseDown.

OnMouseEnter

Represents property OnMouseEnter.

OnMouseLeave

Represents property OnMouseLeave.

OnMouseMove

Represents property OnMouseMove.

OnMouseUp

Represents property OnMouseUp.

OnMouseWheel

Represents property OnMouseWheel.

OnPaint

Represents property OnPaint.

OnPainting

Represents property OnPainting.

OnResize

Represents property OnResize.

Opacity

Represents property Opacity.

Padding

Represents property Padding.

Parts

Represents property Parts.

PopupMenu

Represents property PopupMenu.

Position

Represents property Position.

Quality

Represents property Quality.

RotationAngle

Represents property RotationAngle.

RotationCenter

Represents property RotationCenter.

Scale

Represents property Scale.

ShadowColor

Returns the color to use for shadows in the instrument. This color is calculated from the FMX.RS.Impact.Instruments.TRSSVGCustomInstrument.LightColor property. (Inherited from FMX.RS.Impact.Instruments.TRSSVGCustomInstrument.)

StartAngle

Represents property StartAngle.

StopAngle

Represents property StopAngle.

Stretch

Represents property Stretch.

SVG

Contains the SVG that paints the appearance of the control. The control changes the SVG elements based on requirements of the control. For example, a descendant control could change a specific element's fill and stroke based on a Color property change. (Inherited from FMX.RS.SVGControl.TRSSVGControl.)

TabOrder

Represents property TabOrder.

ThinHandColor

Specifies the color of the long, thin hand in the gauge. Change this property to change the color of the thin hand/needle.

Time

Specifies the current time and/or date of the clock (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

TouchTargetExpansion

Represents property TouchTargetExpansion.

Value

Represents property Value.

Visible

Represents property Visible.

Width

Represents property Width.

AfterConstruction

Represents method AfterConstruction. (Inherited from FMX.RS.Impact.Instruments.TRSSVGCustomInstrument.)

ChangeGradientColor(TSVGCustomGradient,TSVGColor,Boolean)

Overloaded.  Attempts to modify a gradient color scheme to a similar color scheme using NewColor, i.e., if a gradient has 3 gradient stops of dark gray, gray, white and the NewColor is Red, the method will try to change the gradient to red, lighter red, and white.

The FromFirst parameter specifies if the first or the last gradient stop is the base color to replace. The base color is replaced with the NewColor unchanged. All other gradient stops are modified from the base color.

ChangeGradientColor(TSVGCustomGradient,TSVGColor,Integer)

Overloaded.  Attempts to modify a gradient color scheme to a similar color scheme using NewColor, i.e., if a gradient has 3 gradient stops of dark gray, gray, white and the NewColor is Red, the method will try to change the gradient to red, lighter red, and white.

The BaseColorIndex parameter specifies if which gradient stop is the base color to replace. The base color is replaced with the NewColor unchanged. All other gradient stops are modified from the base color.

DoEnableGradient(String,String,Boolean,TSVGColor,Boolean)

Helper method for changing a SVG element's color between a gradient or a solid color.

The IsEnabled parameter specifies whether to set the element to the gradient or the solid color.

The IsBrush parameter specifies whether to change the element's brush or pen properties.

DoEnableGradients(Boolean)

This method enables or disables gradients in the SVG for the instrument.

Descendant classes override this method to respond to     EnableGradients property changes.

DoInitializeGauge

Initializes the SVG gauge or instrument from the class properties, i.e., apply the properties to the SVG.

Descendant classes override this method to initialize the SVG that draws the gauge with their properties.

DoOnChange

Triggers the   OnChange event (Inherited from FMX.RS.Impact.Instruments.TRSSVGCustomInstrument.)

DoPaint

Represents method DoPaint. (Inherited from FMX.RS.SVGControl.TRSSVGControl.)

DoUpdateCaptionFont

Updates the font for the FMX.RS.Impact.Instruments.TRSCustomCircularGauge.Caption and the FMX.RS.Impact.Instruments.TRSCustomCircularGauge.DetailText based on the FMX.RS.Impact.Instruments.TRSCustomCircularGauge.CaptionFont changes. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DoUpdateDesign

Updates the SVG design of the instrument to simple or detailed based on Design property.

Descendant classes override this method to modify the SVG in response to     Design property changes. Simple designs usually mean making some extra element's invisible.

DoUpdateElement(String,Single)

Updates the rotation angle for the SVG element specified by ElementID. This is the method that rotates the clock hands or the compass needle. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DoUpdateFont

Updates the font for the labels on the outside of the gauge based on FMX.RS.Impact.Instruments.TRSCustomCircularGauge.Font property changes. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

DoUpdateLight

Updates colors of SVG elements based on changes in the LightColor property.

Descendant classes can override this method to provide a color cast to the SVG based on     LightColor changes.

DoUpdateParts

Update the parts of the SVG based on changes to the Parts property.

Descendant classes override this method to show or hide different elements in the SVG based on Parts property changes.

EndUpdate

Represents method EndUpdate. (Inherited from FMX.RS.Impact.Instruments.TRSSVGCustomInstrument.)

FontChanged(TObject)

This method is called when the Font or CaptionFont is changed. This method calls the DoUpdateFont or DoUpdateCaptionFont method to update the correct elements of the gauge. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

GetClosestMajorMarker(Single)

Returns the index of the closest major marker to the specified 0-360 degree angle. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

GetDefaultLabels

Returns the default multi-line string (separated by #13#10) for the outside labels of the gauge (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

GetDrawRect

Returns the rectangle where the SVG should be drawn. This is dependent on the current stretch value, the control's width and height, and the SVG's width and height. (Inherited from FMX.RS.SVGControl.TRSSVGControl.)

GetMarkerData(TMarker,Boolean)

Returns the path data that define the shape of major (IsSmall = False) or minor (IsSmall = True) markers (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

GetSVGResourceName

Returns the name of the resource that contains the SVG. The class uses this name to load the embedded SVG from a resource. (Overrides FMX.RS.Impact.Instruments.TRSSVGCustomInstrument.GetSVGResourceName.)

InitializeGauge

Initializes the SVG gauge or instrument from the class properties, i.e., apply the properties to the SVG.

This method calls the     DoInitializeGauge method to actually initialize the SVG based on the class properties. It is recommended that descendant classes override that method to respond to initialization requests.

This method ensures that the buffers get updated and the control is repainted.

InitializeHands

Shows or hides the SVG elements that represent the Hands based on their presence in the   Hands property set. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

InitializeLabels

Initializes the text elements that represent the labels on the outside of the gauge. The text elements are initialized with values from the   Labels property. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

InitializeMarkerPaths

Initializes   MajorMarkerPath and   MinorMarkerPath properties based on the   MajorMarker and   MinorMarker enumerated values (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

InitializeMarkers

Creates the major and minor markers around the gauge based on the number of   MajorMarkers and the number of   MinorMarkers between them. The   StartAngle and   StopAngle properties control where the markers start and end on the circle. The shape of the markers depend on the   MajorMarkerPath and   MinorMarkerPath properties.

InitializeNumberLabels

Initializes the labels on the outside of the gauge with numbers based on the   Min and   Max properties and how many   MajorMarkers have been specified.

Invalidate

Represents method Invalidate. (Inherited from FMX.RS.SVGControl.TRSSVGControl.)

LabelsChanged(TObject)

This method is called when the FMX.RS.Impact.Instruments.TRSCustomCircularGauge.Labels property changes. This method responds to Labels changes by calling the FMX.RS.Impact.Instruments.TRSCustomCircularGauge.InitializeLabels method to update label elements in the gauge. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

LoadSVGProperties

Initializes local properties from the SVG. Descendant classes override this method to initialize their properties (such as FrameColor) from elements in the SVG. (Overrides FMX.RS.Impact.Instruments.TRSSVGCustomInstrument.LoadSVGProperties.)

LoadSVGResource(string)

Load the SVG from an embedded resource. This method initializes the   ActiveSVGElement property and should be used to initialize any control fields (such as colors) that are dependant on the values in the SVG. (Overrides FMX.RS.SVGControl.TRSSVGControl.LoadSVGResource(String).)

MarkersChanged(TObject)

This method is called when the FMX.RS.Impact.Instruments.TRSCustomCircularGauge.MajorMarkerPath or FMX.RS.Impact.Instruments.TRSCustomCircularGauge.MinorMarkerPath property are changed and the underlying gauge elements need to be updated. The method calls the FMX.RS.Impact.Instruments.TRSCustomCircularGauge.InitializeMarkers method to update markers based on their new shape. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

RecalcEnabled

Represents method RecalcEnabled. (Inherited from FMX.RS.SVGControl.TRSSVGControl.)

Resize

Represents method Resize. (Inherited from FMX.RS.SVGControl.TRSSVGControl.)

RestoreGradientColor(TSVGCustomGradient)

Restores the gradient stop colors from the tags of the SVG elements, previously saved using   SaveGradientColor. (Inherited from FMX.RS.Impact.Instruments.TRSSVGCustomInstrument.)

SaveGradientColor(TSVGCustomGradient)

Stores gradient stop colors in the tags of the SVG elements. This allows restoring the gradient stop colors without reloading the svg (Inherited from FMX.RS.Impact.Instruments.TRSSVGCustomInstrument.)

UpdateBuffers

Updates the   Foreground and   Background buffers with the non active elements of the SVG. (Inherited from FMX.RS.SVGControl.TRSSVGControl.)

UpdateDecoration

Updates the shape of the decoration (   DecorationPath) based on changes to the   Decoration property. (Overrides FMX.RS.Impact.Instruments.TRSSVGCustomInstrument.UpdateDecoration.)

UpdateDecorationFill

Updates the   Decoration fill color in the gauge (Inherited from FMX.RS.Impact.Instruments.TRSSVGCustomInstrument.)

UpdateDecorationStroke

Updates the   Decoration stroke color in the gauge (Inherited from FMX.RS.Impact.Instruments.TRSSVGCustomInstrument.)

UpdateDesign

Updates the design of the gauge based on the     Design property. Simpler designs hide elements in the SVG while detailed designs show all elements of the SVG.

This method calls the     DoUpdateDesign method to actually change the SVG based on the Design property. It is recommended that descendant classes override DoUpdateDesign method to respond to design changes.

This method ensures that the buffers get updated and the control is repainted.

UpdateGradients

This method enables or disables gradients in the SVG for the instrument based on     EnableGradients property changes.

This method calls the     DoEnableGradients method to actually enable/disable gradients in the SVG. It is recommended that descendant classes override that method to enable/disable the gradients.

This method ensures that the buffers get updated and the control is repainted.

UpdateHands

Updates the orientation of the   Hands based on the   Value property. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)

UpdateLight

Updates colors of SVG elements based on changes in the LightColor property.

Descendant classes can override this method to provide a color cast to the SVG based on     LightColor changes.

This method calls the     DoUpdateLight method to actually perform any color changes in the SVG. It is recommended that descendant classes override that method to do the actual changes.

This method ensures that the buffers get updated and the control is repainted.

UpdateNumbers

This method updates any text elements that display numbers in the gauge. This method is called when the     FormatStr property changes so that the class can respond to new formatting for numbers.

Descendant classes should override this method to update any text elements with numbers

UpdateParts

Update the parts of the SVG based on changes to the Parts property.

Descendant classes override this method to show or hide different elements in the SVG based on Parts property changes.

This method calls the     DoUpdateParts method to actually perform any changes to the SVG. It is recommended that descendant classes override that method to do the actual changes.

This method ensures that the buffers get updated and the control is repainted.

UpdateTime

Updates the orientation of the   Hands based on the   Time property. (Inherited from FMX.RS.Impact.Instruments.TRSCustomCircularGauge.)