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| | * [[ FGX.Canvas | Вверх к родителю: FGX.Canvas ]] | | * [[ FGX.Canvas | Вверх к родителю: FGX.Canvas ]] |
| − | * [[ FGX.Canvas.TfgCanvas_Methods | Методы ]]
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| − | * [[ FGX.Canvas.TfgCanvas_Properties | Свойства ]]
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| | Delphi | | Delphi |
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| − | <syntaxhighlight lang="Delphi">TfgCanvas = class (TObject)</syntaxhighlight> | + | <code lang="Delphi">TfgCanvas = class (TObject)</code> |
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| − | == Конструкторы ==
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| − | {| class="wikitable sortable"
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| − | |-
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| − | | <code>constructor</code> || <code>Create()</code>
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| − | |}
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| − | == Методы ==
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| − | {| class="wikitable sortable"
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">AfterConstruction()</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawPoint(const APoint: TPointF)</syntaxhighlight>
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| − | Рисует точку в логических координатах '' APoint '' .
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| − | |-
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawPoint(const X: Single; const Y: Single)</syntaxhighlight>
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| − | Рисует точку в логических координатах '' (AX, AY) '' .
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| − | |-
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawPoints(const APoints: TfgPoints)</syntaxhighlight>
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| − | Рисует набор указанных точек
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawLine(const APoint1: TPointF; const APoint2: TPointF)</syntaxhighlight>
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| − | Рисует линию из точки '' APoint1 '' в '' APoint2 '' указанной кистью
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawLine(const X1: Single; const Y1: Single; const X2: Single; const Y2: Single)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawLines(const APoints: TfgPoints)</syntaxhighlight>
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| − | Рисует цепочку линий. Соединяет переданные точки '' APoints '' по очереди.
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| − | |-
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawRect(const ARect: TRectF)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawRect(const ALeft: Single; const ATop: Single; const ARight: Single; const ABottom: Single)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawCircle(const ACenter: TPointF; const ARadius: Single)</syntaxhighlight>
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| − | Рисует окружность с центром в '' ACenter '' и радиусом '' ARadius '' .
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawCircle(const CenterX: Single; const CenterY: Single; const ARadius: Single)</syntaxhighlight>
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| − | Рисует окружность с центром в '' (AX, AY) '' и радиусом '' ARadius '' .
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawArc(const ACenter: TPointF; const ARadiusX: Single; const ARadiusY: Single; const StartAngle: Single; const SweepAngle: Single)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawArc(const ARect: TRectF; const StartAngle: Single; const SweepAngle: Single)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawEllipse(const ARect: TRectF)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawEllipse(const ALeft: Single; const ATop: Single; const ARight: Single; const ABottom: Single)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawEllipse(const ACenter: TPointF; const ARadiusX: Single; const ARadiusY: Single)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawBitmap(const ABitmap: TfgBitmap; const ADestRect: TRectF)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawBitmap(const ABitmap: TfgBitmap; const ASourceRect: TRect; const ADestRect: TRectF)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawBitmap(const ABitmap: TfgBitmap; const ALeft: Single; const ATop: Single)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">DrawPath(const APath: TfgPath)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">FillColor(const AColor: TAlphaColor)</syntaxhighlight>
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| − | Закрашивает холст указанным цветом
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| − | |-
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">FillPolygon(const APoints: TfgPoints)</syntaxhighlight>
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| − | Рисует цепочку линий. Соединяет переданные точки '' APoints '' по очереди.
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| − | |-
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">FillRect(const ARect: TRectF)</syntaxhighlight>
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| − | Закрашивает прямоугольник указанным кистью
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| − | |-
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">FillRect(const ALeft: Single; const ATop: Single; const ARight: Single; const ABottom: Single)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">FillRoundRect(const ARect: TRectF; const RX: Single; const RY: Single)</syntaxhighlight>
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| − | Закрашивает прямоугольник со скругленными углами и указанным кистью
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">FillRoundRect(const ALeft: Single; const ATop: Single; const ARight: Single; const ABottom: Single; const RX: Single; const RY: Single)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">FillCircle(const ACenter: TPointF; const ARadius: Single)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">FillCircle(const ACenterX: Single; const ACenterY: Single; const ARadius: Single)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">FillEllipse(const ARect: TRectF)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">FillEllipse(const ALeft: Single; const ATop: Single; const ARight: Single; const ABottom: Single)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">FillPath(const APath: TfgPath)</syntaxhighlight>
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| − | | <syntaxhighlight lang="Delphi">procedure</syntaxhighlight> || <syntaxhighlight lang="Delphi">FillText(const ARect: TRectF; const AText: string; const AWordWrap: Boolean; const AHorizontalAlign: TfgHorizontalAlignment; const AVerticalAlign: TfgVerticalAlignment)</syntaxhighlight>
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| − | |}
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| − | == Свойства ==
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| − | {| class="wikitable sortable"
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| − | | <code>property</code> || <code>Width: Single</code>
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| − | Ширина канвы
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| − | | <code>property</code> || <code>Height: Single</code>
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| − | Высота канвы
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| − | | <code>property</code> || <code>Fill: TfgBrush</code>
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| − | Текущая кисть заливки.
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| − | |-
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| − | | <code>property</code> || <code>Stroke: TfgStrokeBrush</code>
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| − | Текущая кисть контуров.
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| − | |-
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| − | | <code>property</code> || <code>Font: TfgFont</code>
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| − | Шрифт, используемый для вывода текста.
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| − | |}
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