www.pudn.com > V3D_Viewer_1.01_SourceCode.zip > readv3dinfo.cs

using System; 
using System.Collections.Generic; 
using System.IO; 
using System.Text; 
 
 
namespace V3D_Viewer 
{ 
    public class readv3dinfo 
    { 
        public string v3dfilename=""; 
        public string v3dformat=""; 
        public string v3dversion = ""; 
        public int v3dfilesize=0; 
        public double[] v3dscales = new double[3] { 1, 1, 1 }; 
        public int[] v3dsizes = new int[3] { 0, 0, 0 }; 
        public int v3doffset; 
        public int v3dbits; 
        public int v3dtime; 
        public int v3dpar; 
        public string info=""; 
 
        public void getv3dinfo(string filenamedialog) 
        { 
            if (File.Exists(filenamedialog)) 
	        { 
                v3dfilename = filenamedialog; 
                FileStream fs = File.OpenRead(v3dfilename); 
                BinaryReader br = new BinaryReader(fs); 
                 
                v3dfilesize = (int)fs.Length; 
                fs.Position=0; 
                 
                byte[] byteArray = new byte[5]; 
                byteArray = br.ReadBytes(5); 
                System.Text.ASCIIEncoding enc = new System.Text.ASCIIEncoding(); 
                v3dformat = enc.GetString(byteArray); 
                 
                fs.Position = 7; 
                byte[] byteArray2 = new byte[3]; 
                byteArray2 = br.ReadBytes(3); 
                v3dversion = enc.GetString(byteArray2); 
                 
                fs.Position = 40; 
                v3dsizes[0] = br.ReadInt32(); 
                v3dsizes[1] = br.ReadInt32(); 
                v3dsizes[2] = br.ReadInt32(); 
 
                v3dscales[0] = br.ReadDouble(); 
                v3dscales[1] = br.ReadDouble(); 
                v3dscales[2] = br.ReadDouble(); 
 
                fs.Position = 100; 
                v3dbits = br.ReadInt32(); 
                if (v3dbits == 0) v3dbits = 16; 
                v3dtime = br.ReadInt32(); 
                v3dpar = br.ReadInt32(); 
 
                v3doffset=-(v3dbits/8)*v3dsizes[0]*v3dsizes[1]*v3dsizes[2]+v3dfilesize; 
		 
                br.Close(); 
                fs.Close();  
 
                info = "File length : " + v3dfilesize + "\r\n"; 
                info += "File format : " + v3dformat + "\r\n"; 
                info += "File version : " + v3dversion + "\r\n"; 
                info += "Volume size : " + v3dsizes[0] + " " + v3dsizes[1] + " " + v3dsizes[2] + "\r\n"; 
                info += "Volume scales : " + v3dscales[0] + " " + v3dscales[1] + " " + v3dscales[2] + "\r\n"; 
                info += "Volume bits : " + v3dbits + "\r\n"; 
                info += "Volume offset : " + v3doffset + "\r\n";  
	        } 
	        else 
	        { 
		        //"File not Found"; 
	        } 
        } 
    }; 
}