private void SetPenSize(int Idx) { Canvas.SetTop(img2Brd, 126); Canvas.SetTop(img1Brd, 126); Canvas.SetTop(img3Brd, 126); //2017/7/10添加 Canvas.SetTop(img4Brd, 126); Canvas.SetTop(img5Brd, 126); img2Brd.BorderThickness = new Thickness(0, 0, 0, 0); img1Brd.BorderThickness = new Thickness(0, 0, 0, 0); img3Brd.BorderThickness = new Thickness(0, 0, 0, 0); //2017/7/10添加 img4Brd.BorderThickness = new Thickness(0, 0, 0, 0); img5Brd.BorderThickness = new Thickness(0, 0, 0, 0); switch (Idx) { case 0: { myPaint.ChangeInkThickness(5); Canvas.SetTop(img1Brd, 100); img1Brd.BorderThickness = new Thickness(0.5, 0.5, 0.5, 0.5); break; } case 1: { myPaint.ChangeInkThickness(10); Canvas.SetTop(img2Brd, 100); img2Brd.BorderThickness = new Thickness(0.5, 0.5, 0.5, 0.5); break; } case 2: { myPaint.ChangeInkThickness(20); Canvas.SetTop(img3Brd, 100); img3Brd.BorderThickness = new Thickness(0.5, 0.5, 0.5, 0.5); break; } case 3: { myPaint.ChangeInkThickness(8); Canvas.SetTop(img4Brd, 100); img4Brd.BorderThickness = new Thickness(0.5, 0.5, 0.5, 0.5); break; } case 4: { myPaint.ChangeInkThickness(15); Canvas.SetTop(img5Brd, 100); img5Brd.BorderThickness = new Thickness(0.5, 0.5, 0.5, 0.5); break; } } }