Введение в технологию программирования. Ч.1. Среда объектно-ориентированного программирования Delphi. Коржов Е.Н - 83 стр.

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83
procedure
Draw(X,Y:Integer;
Graphic:TGraphic);
Ɉɫɭɳɟɫɬɜɥɹɟɬ ɩɪɨɪɢɫɨɜɤɭ ɝɪɚɮɢɱɟɫɤɨɝɨ ɨɛɴɟɤ-
ɬɚ Graphic ɬɚɤ, ɱɬɨɛɵ ɥɟɜɵɣ ɜɟɪɯɧɢɣ ɭɝɨɥ ɨɛɴ-
ɟɤɬɚ ɪɚɫɩɨɥɨɠɢɥɫɹ ɜ ɬɨɱɤɟ (X, Y)
procedure
DrawFocusRect (const
Rect:TRect);
ɉɪɨɪɢɫɨɜɵɜɚɟɬ ɩɪɹɦɨɭɝɨɥɶɧɢɤ ɫ ɩɨɦɨɳɶɸ ɨɩɟ-
ɪɚɰɢɢ XOR, ɩɨɷɬɨɦɭ ɩɨɜɬɨɪɧɚɹ ɩɪɨɪɢɫɨɜɤɚ
ɭɧɢɱɬɨɠɚɟɬ ɪɚɧɟɟ ɜɵɱɟɪɱɟɧɧɵɣ ɩɪɹɦɨɭɝɨɥɶ-
ɧɢɤ. ɂɫɩɨɥɶɡɭɟɬɫɹ ɜ ɨɫɧɨɜɧɨɦ ɞɥɹ ɩɪɨɪɢɫɨɜɤɢ
ɧɟɫɬɚɧɞɚɪɬɧɵɯ ɢɧɬɟɪɮɟɣɫɧɵɯ ɷɥɟɦɟɧɬɨɜ ɩɪɢ
ɩɨɥɭɱɟɧɢɢ ɢɦɢ ɮɨɤɭɫɚ ɜɜɨɞɚ ɢ ɩɪɢ ɩɨɬɟɪɟ ɟɝɨ
procedure Ellipse(XI, Yl,
X2, Y2: Integers;
ɑɟɪɬɢɬ ɷɥɥɢɩɫ ɜ ɨɯɜɚɬɵɜɚɸɳɟɦ ɩɪɹɦɨɭɝɨɥɶɧɢ-
ɤɟ (XI, Yl)–(X2, Y2). Ɂɚɩɨɥɧɹɟɬ ɜɧɭɬɪɟɧɧɟɟ
ɩɪɨɫɬɪɚɧɫɬɜɨ ɷɥɥɢɩɫɚ ɬɟɤɭɳɟɣ ɤɢɫɬɶɸ
procedure FillRect(const
Rect: TRect);
Ɂɚɩɨɥɧɹɟɬ ɬɟɤɭɳɟɣ ɤɢɫɬɶɸ ɩɪɹɦɨɭɝɨɥɶɧɭɸ ɨɛ-
ɥɚɫɬɶ Rect, ɜɤɥɸɱɚɹ ɟɟ ɥɟɜɭɸ ɢ ɜɟɪɯɧɸɸ ɝɪɚ-
ɧɢɰɵ, ɧɨ ɧɟ ɡɚɬɪɚɝɢɜɚɹ ɩɪɚɜɭɸ ɢ ɧɢɠɧɸɸ ɝɪɚ-
ɧɢɰɵ
procedure FloodFill(X,
Y: Integer; Color:
TColor; Fill Style:
TFillStyle);
ɉɪɨɢɡɜɨɞɢɬ ɡɚɥɢɜɤɭ ɤɚɧɜɵ ɬɟɤɭɳɟɣ ɤɢɫɬɶɸ.
Ɂɚɥɢɜɤɚ ɧɚɱɢɧɚɟɬɫɹ ɫ ɬɨɱɤɢ (X, Y) ɢ ɪɚɫɩɪɨ-
ɫɬɪɚɧɹɟɬɫɹ ɜɨɜɫɟ ɫɬɨɪɨɧɵ ɨɬ ɧɟɟ. ȿɫɥɢ
FillStyle=fsSurface, ɡɚɥɢɜɤɚ ɪɚɫɩɪɨɫɬɪɚɧɹɟɬɫɹ ɧɚ
ɜɫɟ ɫɨɫɟɞɧɢɟ ɬɨɱɤɢ ɫ ɰɜɟɬɨɦ Color. ȿɫɥɢ
FillStyle=fsBorder, ɧɚɨɛɨɪɨɬ, ɡɚɥɢɜɤɚ ɩɪɟɤɪɚɳɚ-
ɟɬɫɹ ɧɚ ɬɨɱɤɚɯ ɫ ɷɬɢɦ ɰɜɟɬɨɦ
procedure FrameRect
(const Rect: TRect);
Ɉɱɟɪɱɢɜɚɟɬ ɝɪɚɧɢɰɵ ɩɪɹɦɨɭɝɨɥɶɧɢɤɚ Rect ɬɟ-
ɤɭɳɟɣ ɤɢɫɬɶɸ ɬɨɥɳɢɧɨɣ ɜ 1 ɩɢɤɫɟɥɶ ɛɟɡ ɡɚɩɨɥ-
ɧɟɧɢɹ ɜɧɭɬɪɟɧɧɟɣ ɱɚɫɬɢ ɩɪɹɦɨɭɝɨɥɶɧɢɤɚ
procedure LineTo(X,
Y: Integer);
ɑɟɪɬɢɬ ɥɢɧɢɸ ɨɬ ɬɟɤɭɳɟɝɨ ɩɨɥɨɠɟɧɢɹ ɩɟɪɚ ɞɨ
ɬɨɱɤɢ (X,Y)
procedure Lock; Ȼɥɨɤɢɪɭɟɬ ɤɚɧɜɭ ɜ ɦɧɨɝɨɩɨɬɨɱɧɵɯ ɩɪɢɥɨɠɟɧɢ-
ɹɯ ɞɥɹ ɩɪɟɞɨɬɜɪɚɳɟɧɢɹ ɢɫɩɨɥɶɡɨɜɚɧɢɹ ɤɚɧɜɵ ɜ
ɞɪɭɝɢɯ ɩɨɬɨɤɚɯ ɤɨɦɚɧɞ
procedure MoveTo(X,Y:
Integer);
ɉɟɪɟɦɟɳɚɟɬ ɩɟɪɨ ɜ ɩɨɥɨɠɟɧɢɟ (X, Y) ɛɟɡ ɜɵ-
ɱɟɪɱɢɜɚɧɢɹ ɥɢɧɢɣ
procedure Pie(XI, Yl,
X2, Y2, X3, Y3, X4, Y4:
Longint);
Ɋɢɫɭɟɬ ɫɟɤɬɨɪ ɷɥɥɢɩɫɚ ɜ ɨɯɜɚɬɵɜɚɸɳɟɦ ɩɪɹɦɨ-
ɭɝɨɥɶɧɢɤɟ (XI, Yl) – (X2, Y2). ɇɚɱɚɥɨ ɞɭɝɢ ɥɟ-
ɠɢɬ ɧɚ ɩɟɪɟɫɟɱɟɧɢɢ ɷɥɥɢɩɫɚ ɢ ɥɭɱɚ, ɩɪɨɜɟɞɟɧ-
ɧɨɝɨ ɢɡ ɟɝɨ ɰɟɧɬɪɚ ɜ ɬɨɱɤɭ (X3, Y3), ɚ ɤɨɧɟɰ - ɧɚ
ɩɟɪɟɫɟɱɟɧɢɢ ɫ ɥɭɱɨɦ ɢɡ ɰɟɧɬɪɚ ɜ ɬɨɱɤɭ (X4,
Y4). Ⱦɭɝɚ ɱɟɪɬɢɬɫɹ ɩɪɨɬɢɜ ɱɚɫɨɜɨɣ ɫɬɪɟɥɤɢ.
ɇɚɱɚɥɨ ɢ ɤɨɧɟɰ ɞɭɝɢ ɫɨɟɞɢɧɹɸɬɫɹ ɩɪɹɦɵɦɢ
ɥɢɧɢɹɦɢ ɫ ɟɟ ɰɟɧɬɪɨɦ
procedure                 Ɉɫɭɳɟɫɬɜɥɹɟɬ ɩɪɨɪɢɫɨɜɤɭ ɝɪɚɮɢɱɟɫɤɨɝɨ ɨɛɴɟɤ-
Draw(X,Y:Integer;         ɬɚ Graphic ɬɚɤ, ɱɬɨɛɵ ɥɟɜɵɣ ɜɟɪɯɧɢɣ ɭɝɨɥ ɨɛɴ-
Graphic:TGraphic);        ɟɤɬɚ ɪɚɫɩɨɥɨɠɢɥɫɹ ɜ ɬɨɱɤɟ (X, Y)
procedure                 ɉɪɨɪɢɫɨɜɵɜɚɟɬ ɩɪɹɦɨɭɝɨɥɶɧɢɤ ɫ ɩɨɦɨɳɶɸ ɨɩɟ-
DrawFocusRect (const      ɪɚɰɢɢ XOR, ɩɨɷɬɨɦɭ ɩɨɜɬɨɪɧɚɹ ɩɪɨɪɢɫɨɜɤɚ
Rect:TRect);              ɭɧɢɱɬɨɠɚɟɬ ɪɚɧɟɟ ɜɵɱɟɪɱɟɧɧɵɣ ɩɪɹɦɨɭɝɨɥɶ-
                          ɧɢɤ. ɂɫɩɨɥɶɡɭɟɬɫɹ ɜ ɨɫɧɨɜɧɨɦ ɞɥɹ ɩɪɨɪɢɫɨɜɤɢ
                          ɧɟɫɬɚɧɞɚɪɬɧɵɯ ɢɧɬɟɪɮɟɣɫɧɵɯ ɷɥɟɦɟɧɬɨɜ ɩɪɢ
                          ɩɨɥɭɱɟɧɢɢ ɢɦɢ ɮɨɤɭɫɚ ɜɜɨɞɚ ɢ ɩɪɢ ɩɨɬɟɪɟ ɟɝɨ
procedure Ellipse(XI, Yl, ɑɟɪɬɢɬ ɷɥɥɢɩɫ ɜ ɨɯɜɚɬɵɜɚɸɳɟɦ ɩɪɹɦɨɭɝɨɥɶɧɢ-
X2, Y2: Integers;         ɤɟ (XI, Yl)–(X2, Y2). Ɂɚɩɨɥɧɹɟɬ ɜɧɭɬɪɟɧɧɟɟ
                          ɩɪɨɫɬɪɚɧɫɬɜɨ ɷɥɥɢɩɫɚ ɬɟɤɭɳɟɣ ɤɢɫɬɶɸ
procedure FillRect(const Ɂɚɩɨɥɧɹɟɬ ɬɟɤɭɳɟɣ ɤɢɫɬɶɸ ɩɪɹɦɨɭɝɨɥɶɧɭɸ ɨɛ-
Rect: TRect);             ɥɚɫɬɶ Rect, ɜɤɥɸɱɚɹ ɟɟ ɥɟɜɭɸ ɢ ɜɟɪɯɧɸɸ ɝɪɚ-
                          ɧɢɰɵ, ɧɨ ɧɟ ɡɚɬɪɚɝɢɜɚɹ ɩɪɚɜɭɸ ɢ ɧɢɠɧɸɸ ɝɪɚ-
                          ɧɢɰɵ
procedure FloodFill(X,    ɉɪɨɢɡɜɨɞɢɬ ɡɚɥɢɜɤɭ ɤɚɧɜɵ ɬɟɤɭɳɟɣ ɤɢɫɬɶɸ.
Y: Integer; Color:        Ɂɚɥɢɜɤɚ ɧɚɱɢɧɚɟɬɫɹ ɫ ɬɨɱɤɢ (X, Y) ɢ ɪɚɫɩɪɨ-
TColor; Fill Style:       ɫɬɪɚɧɹɟɬɫɹ ɜɨɜɫɟ ɫɬɨɪɨɧɵ ɨɬ ɧɟɟ. ȿɫɥɢ
TFillStyle);              FillStyle=fsSurface, ɡɚɥɢɜɤɚ ɪɚɫɩɪɨɫɬɪɚɧɹɟɬɫɹ ɧɚ
                          ɜɫɟ ɫɨɫɟɞɧɢɟ ɬɨɱɤɢ ɫ ɰɜɟɬɨɦ Color. ȿɫɥɢ
                          FillStyle=fsBorder, ɧɚɨɛɨɪɨɬ, ɡɚɥɢɜɤɚ ɩɪɟɤɪɚɳɚ-
                          ɟɬɫɹ ɧɚ ɬɨɱɤɚɯ ɫ ɷɬɢɦ ɰɜɟɬɨɦ
procedure FrameRect       Ɉɱɟɪɱɢɜɚɟɬ ɝɪɚɧɢɰɵ ɩɪɹɦɨɭɝɨɥɶɧɢɤɚ Rect ɬɟ-
(const Rect: TRect);      ɤɭɳɟɣ ɤɢɫɬɶɸ ɬɨɥɳɢɧɨɣ ɜ 1 ɩɢɤɫɟɥɶ ɛɟɡ ɡɚɩɨɥ-
                          ɧɟɧɢɹ ɜɧɭɬɪɟɧɧɟɣ ɱɚɫɬɢ ɩɪɹɦɨɭɝɨɥɶɧɢɤɚ
procedure LineTo(X,       ɑɟɪɬɢɬ ɥɢɧɢɸ ɨɬ ɬɟɤɭɳɟɝɨ ɩɨɥɨɠɟɧɢɹ ɩɟɪɚ ɞɨ
Y: Integer);              ɬɨɱɤɢ (X,Y)
procedure Lock;           Ȼɥɨɤɢɪɭɟɬ ɤɚɧɜɭ ɜ ɦɧɨɝɨɩɨɬɨɱɧɵɯ ɩɪɢɥɨɠɟɧɢ-
                          ɹɯ ɞɥɹ ɩɪɟɞɨɬɜɪɚɳɟɧɢɹ ɢɫɩɨɥɶɡɨɜɚɧɢɹ ɤɚɧɜɵ ɜ
                          ɞɪɭɝɢɯ ɩɨɬɨɤɚɯ ɤɨɦɚɧɞ
procedure MoveTo(X,Y: ɉɟɪɟɦɟɳɚɟɬ ɩɟɪɨ ɜ ɩɨɥɨɠɟɧɢɟ (X, Y) ɛɟɡ ɜɵ-
Integer);                 ɱɟɪɱɢɜɚɧɢɹ ɥɢɧɢɣ
procedure Pie(XI, Yl,     Ɋɢɫɭɟɬ ɫɟɤɬɨɪ ɷɥɥɢɩɫɚ ɜ ɨɯɜɚɬɵɜɚɸɳɟɦ ɩɪɹɦɨ-
X2, Y2, X3, Y3, X4, Y4: ɭɝɨɥɶɧɢɤɟ (XI, Yl) – (X2, Y2). ɇɚɱɚɥɨ ɞɭɝɢ ɥɟ-
Longint);                 ɠɢɬ ɧɚ ɩɟɪɟɫɟɱɟɧɢɢ ɷɥɥɢɩɫɚ ɢ ɥɭɱɚ, ɩɪɨɜɟɞɟɧ-
                          ɧɨɝɨ ɢɡ ɟɝɨ ɰɟɧɬɪɚ ɜ ɬɨɱɤɭ (X3, Y3), ɚ ɤɨɧɟɰ - ɧɚ
                          ɩɟɪɟɫɟɱɟɧɢɢ ɫ ɥɭɱɨɦ ɢɡ ɰɟɧɬɪɚ ɜ ɬɨɱɤɭ (X4,
                          Y4). Ⱦɭɝɚ ɱɟɪɬɢɬɫɹ ɩɪɨɬɢɜ ɱɚɫɨɜɨɣ ɫɬɪɟɥɤɢ.
                          ɇɚɱɚɥɨ ɢ ɤɨɧɟɰ ɞɭɝɢ ɫɨɟɞɢɧɹɸɬɫɹ ɩɪɹɦɵɦɢ
                          ɥɢɧɢɹɦɢ ɫ ɟɟ ɰɟɧɬɪɨɦ


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