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Source position: gfxbase.pas line 297
type TFCustomCanvas = class(TObject) |
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protected |
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FWidth: Integer; |
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FHeight: Integer; |
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FHandle: Cardinal; |
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function DoExcludeClipRect(); virtual; abstract; |
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function DoIntersectClipRect(); virtual; abstract; |
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function DoUnionClipRect(); virtual; abstract; |
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function DoGetClipRect; virtual; abstract; |
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procedure DoDrawArc(); virtual; abstract; |
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procedure DoDrawCircle(); virtual; abstract; |
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procedure DoDrawLine(); virtual; abstract; |
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procedure DoDrawRect(); virtual; |
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procedure DoDrawPoint(); virtual; abstract; |
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procedure DoFillRect(); virtual; abstract; |
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procedure DoFillTriangle(); virtual; abstract; |
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procedure DoTextOut(); virtual; abstract; |
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procedure DoCopyRect(); virtual; abstract; |
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procedure DoMaskedCopyRect(); virtual; abstract; |
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procedure DoDrawImageRect(); virtual; abstract; |
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public |
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constructor Create; |
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function Transform(); |
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function ReverseTransform(); |
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procedure AppendTranslation(); |
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procedure SaveState; virtual; abstract; |
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procedure RestoreState; virtual; abstract; |
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procedure EmptyClipRect; virtual; |
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procedure SetColor_(); virtual; abstract; |
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procedure SetColor(); virtual; |
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procedure SetFont(); virtual; abstract; |
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procedure SetLineStyle(); virtual; abstract; |
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function ExcludeClipRect(); |
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function IntersectClipRect(); |
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function UnionClipRect(); |
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function GetClipRect; |
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function MapColor(); virtual; abstract; |
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function GetColor; |
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procedure DrawArc(); |
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procedure DrawCircle(); |
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procedure DrawLine(); |
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procedure DrawPolyLine(); virtual; |
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procedure DrawRect(); |
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procedure DrawPoint(); |
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procedure FillRect(); |
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procedure FillTriangle(); |
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function FontCellHeight; virtual; abstract; |
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function TextExtent(); virtual; |
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function TextWidth(); virtual; |
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procedure TextOut(); |
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procedure Copy(); virtual; |
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procedure CopyRect(); |
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procedure MaskedCopy(); |
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procedure MaskedCopyRect(); |
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procedure DrawImage(); |
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procedure DrawImageRect(); |
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property Width: Integer; [r] |
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property Height: Integer; [r] |
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property PixelFormat: TGfxPixelFormat; [r] |
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property Matrix: TGfxMatrix; [rw] |
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property Handle: Cardinal; [r] |
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end; |
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TObject |