基础方法：

ChangeFillShape

//修改填充形状ChangeFillShape(...)

View Code

//液化方法InkPaint(...)

View Code

//圆角样式
            for (int i = 0; i < matrix.Length; i++)
            {                for (int j = 0; j < matrix.Length; j++)
                {
                    rect = new Rectangle((j + this.SpacingW) * QrCodeEncoder.QRCodeScale, (i + this.SpacingH) * QrCodeEncoder.QRCodeScale, QrCodeEncoder.QRCodeScale, QrCodeEncoder.QRCodeScale);                    if (matrix[j][i])
                    {
                        ChangeFillShape(g, new SolidBrush(Color.Blue), rect, EN_FillShape.FillRoundRectangle, new FillShape() { radius = 5, roundStyle = RoundStyle.All }, Backbrush);
                    }                    else
                    {
                        ChangeFillShape(g, Backbrush, rect, EN_FillShape.FillRectangle, new FillShape(), Backbrush);

                    }
                }
            }

//修改radius 值

ChangeFillShape(g, new SolidBrush(Color.Blue), rect, EN_FillShape.FillRoundRectangle, new FillShape() { radius = 50, roundStyle = RoundStyle.All }, Backbrush);

//液化样式
            for (int i = 0; i < matrix.Length; i++)
            {                for (int j = 0; j < matrix.Length; j++)
                {
                    rect = new Rectangle((j + this.SpacingW) * QrCodeEncoder.QRCodeScale, (i + this.SpacingH) * QrCodeEncoder.QRCodeScale, QrCodeEncoder.QRCodeScale, QrCodeEncoder.QRCodeScale);                    if (matrix[j][i])
                    {                        //ChangeFillShape(g, Forebrush, rect, EN_FillShape.FillRectangle, new FillShape(), Forebrush);
                        FillShape _fillShape = new FillShape();
                        _fillShape = InkPaint(matrix, i, j, rect, 100, true);
                        ChangeFillShape(g, Forebrush, rect, EN_FillShape.FillRoundRectangle, _fillShape, Backbrush);
                    }                    else
                    {
                        ChangeFillShape(g, Backbrush, rect, EN_FillShape.FillRectangle, new FillShape(), Backbrush);                        //FillShape _fillShape = new FillShape();                        //_fillShape = InkPaint(matrix, i, j, rect, 100, false);                        //ChangeFillShape(g, Backbrush, rect, EN_FillShape.FillRoundRectangle, _fillShape, Forebrush);//注意：液化背景色传入填充色ForeBrush                    }
                }
            }

            for (int i = 0; i < matrix.Length; i++)
            {                for (int j = 0; j < matrix.Length; j++)
                {
                    rect = new Rectangle((j + this.SpacingW) * QrCodeEncoder.QRCodeScale, (i + this.SpacingH) * QrCodeEncoder.QRCodeScale, QrCodeEncoder.QRCodeScale, QrCodeEncoder.QRCodeScale);                    if (matrix[j][i])
                    {                        //ChangeFillShape(g, Forebrush, rect, EN_FillShape.FillRectangle, new FillShape(), Forebrush);
                        FillShape _fillShape = new FillShape();
                        _fillShape = InkPaint(matrix, i, j, rect, 100, true);
                        ChangeFillShape(g, Forebrush, rect, EN_FillShape.FillRoundRectangle, _fillShape, Backbrush);
                    }                    else
                    {                        //ChangeFillShape(g, Backbrush, rect, EN_FillShape.FillRectangle, new FillShape(), Backbrush);
                        FillShape _fillShape = new FillShape();
                        _fillShape = InkPaint(matrix, i, j, rect, 100, false);
                        ChangeFillShape(g, Backbrush, rect, EN_FillShape.FillRoundRectangle, _fillShape, Forebrush);//注意：液化背景色传入填充色ForeBrush                    }
                }
            }

个性二维码开源专题<液化/圆角/效果>，在此介绍完毕了，谢谢大家的观看与支持。

 以下是开源地址，国外github，国内oschina.net

oschina.net：

http://git.oschina.net/cheng5x/Yc.QrCode

github:

https://github.com/cheng5x/YcQrCode

官方网站：
http://original-ad.com

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