private bool CreateImage(string Path)
{
int w = 0;
int h = 0;
try
{
w = int.Parse( Request.Form["W"] );
h = int.Parse( Request.Form["H"] );
}
catch(Exception ee)
{
return false;
}
Bitmap newmap = new Bitmap(w,h);
int rows = 0;
int cols = 0;
Graphics gp = Graphics.FromImage(newmap);
gp.Clear(Color.White);
ImageCodecInfo myImageCodecInfo;
System.Drawing.Imaging.Encoder myEncoder;
EncoderParameter myEncoderParameter;
EncoderParameters myEncoderParameters;
myImageCodecInfo = ImageCodecInfo.GetImageEncoders()[1];
myEncoder = System.Drawing.Imaging.Encoder.Quality;
myEncoderParameters = new EncoderParameters(1);
myEncoderParameter = new EncoderParameter(myEncoder, 95L);
myEncoderParameters.Param[0] = myEncoderParameter;
gp.CompositingQuality = CompositingQuality.HighQuality;
gp.SmoothingMode = SmoothingMode.HighQuality;
gp.InterpolationMode = InterpolationMode.HighQualityBicubic;
gp.TextRenderingHint = TextRenderingHint.ClearTypeGridFit;
for (rows = 0; rows < newmap.Height; rows++) //循环图片高度
{
string px = Request["PX" + rows ] ;
string[] c_row = px.Split(',');
for (cols = 0; cols < newmap.Width; cols++) //循环图片宽度
{
string values = c_row[cols];
if ( values != "" && values!=null )
{
string hex = values;
while ( hex.Length < 6 ) { //防止颜色丢失
hex = "0" + hex;
}
int r = int.Parse(hex.Substring(0,2),System.Globalization.NumberStyles.HexNumber);
int g = int.Parse(hex.Substring(2,2),System.Globalization.NumberStyles.HexNumber);
int b = int.Parse(hex.Substring(4,2),System.Globalization.NumberStyles.HexNumber);
newmap.SetPixel( cols,rows,Color.FromArgb(r,g,b) );
}
}
}
gp.DrawImage(newmap, 0, 0, w,h);
//保存路径,修改这里
newmap.Save( Path,myImageCodecInfo, myEncoderParameters );
myEncoderParameters.Dispose();
gp.Dispose();
newmap.Dispose();
return true;
} 我喜欢
