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AbstractCanvas<TState> Třída

Definice

generic <typename TState>
 where TState : CanvasStatepublic ref class AbstractCanvas abstract : IDisposable, Microsoft::Maui::Graphics::ICanvas
public abstract class AbstractCanvas<TState> : IDisposable, Microsoft.Maui.Graphics.ICanvas where TState : CanvasState
type AbstractCanvas<'State (requires 'State :> CanvasState)> = class
    interface ICanvas
    interface IDisposable
Public MustInherit Class AbstractCanvas(Of TState)
Implements ICanvas, IDisposable

Parametry typu

TState
Dědičnost
AbstractCanvas<TState>
Odvozené
Implementuje

Konstruktory

AbstractCanvas<TState>(ICanvasStateService<TState>, IStringSizeService)

Vlastnosti

Alpha
Antialias
AssignedStrokeLimit
BlendMode
CurrentState
DisplayScale
FillColor
Font
FontColor
FontSize
LimitStrokeScaling
LimitStrokeScalingEnabled
MiterLimit
PlatformStrokeSize
RetinaScale
StrokeColor
StrokeDashOffset
StrokeDashPattern
StrokeLimit
StrokeLineCap
StrokeLineJoin
StrokeSize

Metody

ClipPath(PathF, WindingMode)
ClipRectangle(Single, Single, Single, Single)
ConcatenateTransform(Matrix3x2)
Dispose()
DrawArc(Single, Single, Single, Single, Single, Single, Boolean, Boolean)
DrawEllipse(Single, Single, Single, Single)
DrawImage(IImage, Single, Single, Single, Single)
DrawLine(Single, Single, Single, Single)
DrawPath(PathF)
DrawRectangle(Single, Single, Single, Single)
DrawRoundedRectangle(Single, Single, Single, Single, Single)
DrawString(String, Single, Single, HorizontalAlignment)
DrawString(String, Single, Single, Single, Single, HorizontalAlignment, VerticalAlignment, TextFlow, Single)
DrawText(IAttributedText, Single, Single, Single, Single)
FillArc(Single, Single, Single, Single, Single, Single, Boolean)
FillEllipse(Single, Single, Single, Single)
FillPath(PathF, WindingMode)
FillRectangle(Single, Single, Single, Single)
FillRoundedRectangle(Single, Single, Single, Single, Single)
GetStringSize(String, IFont, Single)
GetStringSize(String, IFont, Single, HorizontalAlignment, VerticalAlignment)
PlatformConcatenateTransform(Matrix3x2)
PlatformDrawArc(Single, Single, Single, Single, Single, Single, Boolean, Boolean)
PlatformDrawEllipse(Single, Single, Single, Single)
PlatformDrawLine(Single, Single, Single, Single)
PlatformDrawPath(PathF)
PlatformDrawRectangle(Single, Single, Single, Single)
PlatformDrawRoundedRectangle(Single, Single, Single, Single, Single)
PlatformRotate(Single, Single)
PlatformRotate(Single, Single, Single, Single)
PlatformScale(Single, Single)
PlatformSetStrokeDashPattern(Single[], Single, Single)
PlatformTranslate(Single, Single)
ResetState()
RestoreState()
Rotate(Single)
Rotate(Single, Single, Single)
SaveState()
Scale(Single, Single)
SetFillPaint(Paint, RectF)
SetShadow(SizeF, Single, Color)
StateRestored(TState)
SubtractFromClip(Single, Single, Single, Single)
Translate(Single, Single)

Metody rozšíření

ClipPath(ICanvas, PathF, WindingMode)
ClipRectangle(ICanvas, Rect)
ClipRectangle(ICanvas, RectF)
DrawArc(ICanvas, Rect, Single, Single, Boolean, Boolean)

Nakreslí oblouk. Toto je pomocná metoda kreslení oblouku, pokud máte obdélník již definovaný pro hranici tří teček.

DrawArc(ICanvas, RectF, Single, Single, Boolean, Boolean)

Nakreslí oblouk. Toto je pomocná metoda kreslení oblouku, pokud máte obdélník již definovaný pro hranici tří teček.

DrawCircle(ICanvas, Point, Double)
DrawCircle(ICanvas, PointF, Single)
DrawCircle(ICanvas, Single, Single, Single)
DrawEllipse(ICanvas, Rect)
DrawEllipse(ICanvas, RectF)
DrawLine(ICanvas, PointF, PointF)
DrawPath(ICanvas, PathF)
DrawRectangle(ICanvas, Rect)
DrawRectangle(ICanvas, RectF)
DrawRoundedRectangle(ICanvas, Rect, Double)
DrawRoundedRectangle(ICanvas, Rect, Double, Double, Double, Double)
DrawRoundedRectangle(ICanvas, RectF, Single)
DrawRoundedRectangle(ICanvas, RectF, Single, Single)
DrawRoundedRectangle(ICanvas, RectF, Single, Single, Single, Single)
DrawRoundedRectangle(ICanvas, Single, Single, Single, Single, Single, Single, Single, Single)
DrawString(ICanvas, String, Rect, HorizontalAlignment, VerticalAlignment, TextFlow, Single)
DrawString(ICanvas, String, RectF, HorizontalAlignment, VerticalAlignment, TextFlow, Single)
EnableDefaultShadow(ICanvas, Single)

Povolí výchozí stín.

FillArc(ICanvas, Rect, Single, Single, Boolean)

Vyplní oblouk. Jedná se o pomocnou metodu vyplnění oblouku, pokud máte obdélník již definovaný pro hranici tří teček.

FillArc(ICanvas, RectF, Single, Single, Boolean)

Vyplní oblouk. Jedná se o pomocnou metodu vyplnění oblouku, pokud máte obdélník již definovaný pro hranici tří teček.

FillArc(ICanvas, Single, Single, Single, Single, Single, Single, Paint, Boolean)

Vyplní oblouk zadanou barvou. Jedná se o pomocnou metodu pro vyplnění oblouku přechodem, takže se nemusíte starat o výpočet umístění přechodového úchytu na základě velikosti obdélníku a umístění.

FillCircle(ICanvas, Point, Double)
FillCircle(ICanvas, PointF, Single)
FillCircle(ICanvas, Single, Single, Single)
FillEllipse(ICanvas, Rect)
FillEllipse(ICanvas, RectF)
FillPath(ICanvas, PathF)
FillPath(ICanvas, PathF, WindingMode)
FillRectangle(ICanvas, Rect)
FillRectangle(ICanvas, RectF)
FillRoundedRectangle(ICanvas, Rect, Double)
FillRoundedRectangle(ICanvas, Rect, Double, Double, Double, Double)
FillRoundedRectangle(ICanvas, RectF, Single)
FillRoundedRectangle(ICanvas, RectF, Single, Single)
FillRoundedRectangle(ICanvas, RectF, Single, Single, Single, Single)
FillRoundedRectangle(ICanvas, Single, Single, Single, Single, Single, Single, Single, Single)
ResetStroke(ICanvas)

Obnoví tah na výchozí nastavení:

  • Velikost tahu: 1
  • Vzor pomlčky tahů: Žádný
  • Umístění tahu: Střed
  • Spojnice tahu: Miter
  • Tahová čára čepice: Zadek
  • Štětec tahu: Žádné
  • Barva tahu: černá
SetFillPaint(ICanvas, Paint, Point, Point)
SetFillPaint(ICanvas, Paint, PointF, PointF)
SetFillPaint(ICanvas, Paint, Rect)
SetFillPaint(ICanvas, Paint, RectF)
SetFillPattern(ICanvas, IPattern)
SetFillPattern(ICanvas, IPattern, Color)
SubtractFromClip(ICanvas, Rect)
SubtractFromClip(ICanvas, RectF)
SetFillImage(ICanvas, IImage)

Platí pro