WinAPI: EqualRect、EqualSid、EqualPrefixSid - 判斷一個矩形
unit Unit1; interface uses Windows, Messages, SysUtils, Variants, Classes, G
WinAPI: SetRect 及初始化矩形的幾種辦法
本例分別用五種辦法初始化了同樣的一個矩形, 運行效果圖:unit Unit1; interface uses Windows, Messages, Sy
WinAPI: PtInRect - 判斷點是否在矩形中
本例效果圖:unit Unit1; interface uses Windows, Messages, SysUtils, Variants, Clas
WinAPI: InvertRect - 翻轉矩形中像素的顏色
本例效果圖:unit Unit1; interface uses Windows, Messages, SysUtils, Variants, Cla
WinAPI: OffsetRect - 移動矩形
本例效果圖:unit Unit1; interface uses Windows, Messages, SysUtils, Variants, Clas
WinAPI: IntersectRect、SubtractRect、UnionRect - 用兩個矩形
本例效果圖:unit Unit1; interface uses Windows, Messages, SysUtils, Variants, Clas
WinAPI: StrokePath - 描繪路徑輪廓
本例效果圖:unit Unit1; interface uses Windows, Messages, SysUtils, Variants, Clas
WinAPI: DrawFrameControl - 繪制控件
//聲明: DrawFrameControl( DC: HDC; {設備環境句柄} const Rect: TRect; {矩形} uTyp
WinAPI: SetPixel 和 SetPixelV - 設置設備環境中指定位置的顏色
//聲明: SetPixel( DC: HDC; {設備環境句柄} X, Y: Integer; {坐標} Color: COLORREF {顏色
WinAPI: CreateBrushIndirect - 根據畫刷結構建立畫刷
//聲明: CreateBrushIndirect( const p1: TLogBrush {畫刷結構} ): HBRUSH; {返回畫刷句柄}
WinAPI: CreatePatternBrush - 建立位圖畫刷
//聲明: CreatePatternBrush( Bitmap: HBITMAP {位圖句柄} ): HBRUSH; {返回畫刷句柄} //舉例
WinAPI: CreateHatchBrush - 建立陰影畫刷
//聲明: CreateHatchBrush( p1: Integer; {陰影樣式} p2: COLORREF {顏色值} ): HBRUSH; {
WinAPI: CreateSolidBrush - 建立實心畫刷
//聲明: CreateSolidBrush( p1: COLORREF {顏色值} ): HBRUSH; {返回畫刷句柄} //舉例: proce
WinAPI: CreatePenIndirect - 根據筆的參數結構建立畫筆
//聲明: CreatePenIndirect( const LogPen: TLogPen {筆結構} ): HPEN; {返回筆句柄}
WinAPI: PolyPolyline - 繪制多組線段
//聲明: PolyPolyline( DC: HDC; {設備環境句柄} var Points; {點數組} var nPoints;{數組, 數組
