<asp:FileUpload ID="filelogoimage" runat="server" />
<asp:Button ID="btnInsert" runat="server" Text="Insert" OnClick="btnInsert_Click" />
protected void btnInsert_Click(object sender, EventArgs e)
{
if (filelogoimage.HasFile)
{
int length = Convert.ToInt32(filelogoimage.PostedFile.ContentLength);
if (length < 4100000)
{
string strpath = System.IO.Path.GetExtension(filelogoimage.FileName);
if (strpath == ".jpg" || strpath == ".jpeg" || strpath == ".gif" || strpath == ".png")
{
string orgImage = Convert.ToString(Server.MapPath("/VDIS/Logos/"));
string comImage = Convert.ToString(Server.MapPath("/VDIS/Logo/"));
filelogoimage.SaveAs(orgImage + filelogoimage.FileName);
string fullPath = Path.Combine(Server.MapPath("/VDIS/Logos/"), filelogoimage.FileName);
System.Drawing.Image originalImage = System.Drawing.Image.FromFile(fullPath);
System.Drawing.Image images = FixedSize(originalImage,350,150);
images.Save(comImage + Path.GetFileName(filelogoimage.FileName));
if (imageLogo.Visible == false)
{
imageLogo.Visible = true;
}
else
{
imageLogo.Visible = true;
}
imageLogo.ImageUrl = "~/VDIS/Logo/" + filelogoimage.FileName;
ViewState["previousImage"] = null;
ViewState["ImageName"] = filelogoimage.FileName;
}
else
{
imageLogo.Visible = false;
labelDisplay.Text = "Only Allow JPG,gif,png";
}
}
else
{
imageLogo.Visible = false;
labelDisplay.Text = "File is too large for uploading";
}
}
}
public static System.Drawing.Image FixedSize(System.Drawing.Image fullSizeImg, int Width, int Height)
{
int sourceWidth = fullSizeImg.Width;
int sourceHeight = fullSizeImg.Height;
int sourceX = 0;
int sourceY = 0;
int destX = 0;
int destY = 0;
float nPercent = 0;
float nPercentW = 0;
float nPercentH = 0;
nPercentW = ((float)Width / (float)sourceWidth);
nPercentH = ((float)Height / (float)sourceHeight);
if (nPercentH < nPercentW)
{
nPercent = nPercentH;
destX = System.Convert.ToInt16((Width -
(sourceWidth * nPercent)) / 2);
}
else
{
nPercent = nPercentW;
destY = System.Convert.ToInt16((Height -
(sourceHeight * nPercent)) / 2);
}
int destWidth = (int)(sourceWidth * nPercent);
int destHeight = (int)(sourceHeight * nPercent);
Bitmap bmPhoto = new Bitmap(Width, Height,
PixelFormat.Format24bppRgb);
bmPhoto.SetResolution(fullSizeImg.HorizontalResolution,
fullSizeImg.VerticalResolution);
Graphics grPhoto = Graphics.FromImage(bmPhoto);
grPhoto.Clear(Color.White);
grPhoto.InterpolationMode = InterpolationMode.Default;
grPhoto.CompositingQuality = CompositingQuality.HighQuality;
grPhoto.SmoothingMode = SmoothingMode.HighQuality;
grPhoto.DrawImage(fullSizeImg,
new Rectangle(destX, destY, destWidth, destHeight),
new Rectangle(sourceX, sourceY, sourceWidth, sourceHeight),
GraphicsUnit.Pixel);
grPhoto.Dispose();
return bmPhoto;
}
<asp:Button ID="btnInsert" runat="server" Text="Insert" OnClick="btnInsert_Click" />
protected void btnInsert_Click(object sender, EventArgs e)
{
if (filelogoimage.HasFile)
{
int length = Convert.ToInt32(filelogoimage.PostedFile.ContentLength);
if (length < 4100000)
{
string strpath = System.IO.Path.GetExtension(filelogoimage.FileName);
if (strpath == ".jpg" || strpath == ".jpeg" || strpath == ".gif" || strpath == ".png")
{
string orgImage = Convert.ToString(Server.MapPath("/VDIS/Logos/"));
string comImage = Convert.ToString(Server.MapPath("/VDIS/Logo/"));
filelogoimage.SaveAs(orgImage + filelogoimage.FileName);
string fullPath = Path.Combine(Server.MapPath("/VDIS/Logos/"), filelogoimage.FileName);
System.Drawing.Image originalImage = System.Drawing.Image.FromFile(fullPath);
System.Drawing.Image images = FixedSize(originalImage,350,150);
images.Save(comImage + Path.GetFileName(filelogoimage.FileName));
if (imageLogo.Visible == false)
{
imageLogo.Visible = true;
}
else
{
imageLogo.Visible = true;
}
imageLogo.ImageUrl = "~/VDIS/Logo/" + filelogoimage.FileName;
ViewState["previousImage"] = null;
ViewState["ImageName"] = filelogoimage.FileName;
}
else
{
imageLogo.Visible = false;
labelDisplay.Text = "Only Allow JPG,gif,png";
}
}
else
{
imageLogo.Visible = false;
labelDisplay.Text = "File is too large for uploading";
}
}
}
public static System.Drawing.Image FixedSize(System.Drawing.Image fullSizeImg, int Width, int Height)
{
int sourceWidth = fullSizeImg.Width;
int sourceHeight = fullSizeImg.Height;
int sourceX = 0;
int sourceY = 0;
int destX = 0;
int destY = 0;
float nPercent = 0;
float nPercentW = 0;
float nPercentH = 0;
nPercentW = ((float)Width / (float)sourceWidth);
nPercentH = ((float)Height / (float)sourceHeight);
if (nPercentH < nPercentW)
{
nPercent = nPercentH;
destX = System.Convert.ToInt16((Width -
(sourceWidth * nPercent)) / 2);
}
else
{
nPercent = nPercentW;
destY = System.Convert.ToInt16((Height -
(sourceHeight * nPercent)) / 2);
}
int destWidth = (int)(sourceWidth * nPercent);
int destHeight = (int)(sourceHeight * nPercent);
Bitmap bmPhoto = new Bitmap(Width, Height,
PixelFormat.Format24bppRgb);
bmPhoto.SetResolution(fullSizeImg.HorizontalResolution,
fullSizeImg.VerticalResolution);
Graphics grPhoto = Graphics.FromImage(bmPhoto);
grPhoto.Clear(Color.White);
grPhoto.InterpolationMode = InterpolationMode.Default;
grPhoto.CompositingQuality = CompositingQuality.HighQuality;
grPhoto.SmoothingMode = SmoothingMode.HighQuality;
grPhoto.DrawImage(fullSizeImg,
new Rectangle(destX, destY, destWidth, destHeight),
new Rectangle(sourceX, sourceY, sourceWidth, sourceHeight),
GraphicsUnit.Pixel);
grPhoto.Dispose();
return bmPhoto;
}
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