摘要:        
procedure TForm1.FormPaint(Sender: TObject); const x1 = 10; //left y1 = 10; //top x2 = 200; //right y2 = 200; //bottom x3 = x2; y3 = y1+(y2-y1) div 2;    阅读全文
            
                posted @ 2024-11-05 11:15
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浙公网安备 33010602011771号