Question

ASP.NET GDI+ 图像问题

编译器错误消息: CS1729: “bitmap”不包含采用“2”参数的构造函数
行 21: bitmap image = new bitmap(300,50);

protected void Page_Load(object sender, EventArgs e)
{
bitmap image = new bitmap(300,50);

Graphics g = Graphics.FromImage(image );

g.FillRectangle(Brushes.White ,1,1,298,48);

Font font = new Font("Impact",20, FontStyle.Regular);

g.DrawString("this is my text",font ,Brushes.Blue ,10,5);

image.Save(Response .OutputStream ,System.Drawing.Imaging .ImageFormat.Gif );

g.Dispose();
image.Dispose();
}

private void Save()
{
throw new ApplicationException();
}

Answer 1

在实例化Bitmap过程中，Bitmap包含12个重载。
bitmap image = new bitmap(300,50);没有语法错误。可能你没有导入该命名空间。可以这样写：
System.Drawing.Bitmap image = new System.Drawing.Bitmap(300, 50);编译通过