}//invert
private void flipVertical_Click(object sender, EventArgs e)
{
if (CurrentImage == null) // sanity check: make sure we have an image to manipulate
{
return;
}
//
// Example of calling library, which then dumps data about the given image
// to Visual Studio's "Output" window. Note you must run with debugging (F5)
// in order to see the output.
//
//PPMImageLibrary.DebugOutput(
// CurrentImage.Header.Width,
// CurrentImage.Header.Height,
// CurrentImage.Header.Depth,
// CurrentImage.ImageListData
//);
//
// we have an image, perform transformation and display new result:
//
FSharpList <FSharpList <int> > newImageList;
newImageList = PPMImageLibrary.TransformFlipVertical(
CurrentImage.ImageListData
);
//
// create a new PixelMap here on the client-side, which creates a new bitmap
// we then display to the user:
//
CurrentImage = new PixelMap(newImageList);
picImage.Image = CurrentImage.BitMap;
} //invert
private void button4_Click(object sender, EventArgs e)
{
if (CurrentImage == null) // sanity check: make sure we have an image to manipulate
{
return;
}
//
// Example of calling library, which then dumps data about the given image
// to Visual Studio's "Output" window. Note you must run with debugging (F5)
// in order to see the output.
//
//PPMImageLibrary.DebugOutput(
// CurrentImage.Header.Width,
// CurrentImage.Header.Height,
// CurrentImage.Header.Depth,
// CurrentImage.ImageListData
//);
//
// we have an image, perform transformation and display new result:
//
FSharpList <FSharpList <Tuple <int, int, int> > > newImageList;
int factor;
bool success = System.Int32.TryParse(txtFactor.Text, out factor);
if (!success)
{
factor = 2;
txtFactor.Text = factor.ToString();
}
newImageList = PPMImageLibrary.Zoom(
CurrentImage.Header.Width,
CurrentImage.Header.Height,
CurrentImage.Header.Depth,
CurrentImage.ImageListData,
factor
);
//
// create a new PixelMap here on the client-side, which creates a new bitmap
// we then display to the user:
//
CurrentImage = new PixelMap(newImageList);
picImage.Image = CurrentImage.BitMap;
}
}//cmdFS1
//
// Save as:
//
private void cmdSaveAs_Click(object sender, EventArgs e)
{
if (CurrentImage == null) // sanity check: make sure we have an image to save
{
return;
}
saveFileDialog1.Filter = "PPM Files (*.ppm)|*.ppm";
saveFileDialog1.DefaultExt = "ppm";
saveFileDialog1.FileName = "";
saveFileDialog1.InitialDirectory = System.Environment.CurrentDirectory;
DialogResult dr = saveFileDialog1.ShowDialog();
if (dr == System.Windows.Forms.DialogResult.OK)
{
string filepath = saveFileDialog1.FileName;
bool written = PPMImageLibrary.WriteP3Image(
filepath,
CurrentImage.Header.Width,
CurrentImage.Header.Height,
CurrentImage.Header.Depth,
CurrentImage.ImageListData
);
if (!written)
{
MessageBox.Show("Write failed?!");
}
}
else
{
MessageBox.Show("Save As was canceled...");
}
}//cmdSaveAs
