private void BttnMinus_Click(object sender, EventArgs e)
{
byte[] clipedImage;
imageStartIndex.X -= sizeClipedImage.Width / 4;
imageStartIndex.Y -= sizeClipedImage.Height / 4;
Int32 newwid = (int)(sizeClipedImage.Width * 1.2F);
Int32 newhgt = (Int32)(sizeClipedImage.Height * 1.2F);
if (newwid > gimda.Ncols)
{
newwid = gimda.Ncols;
}
if (newhgt > gimda.Nrows)
{
newhgt = gimda.Nrows;
}
sizeClipedImage = new Size((int)(newwid), (int)(newhgt));
if (imageStartIndex.X < 0)
{
imageStartIndex.X = 0;
}
if (imageStartIndex.Y < 0)
{
imageStartIndex.Y = 0;
}
if (imageStartIndex.X > gimda.Ncols - sizeClipedImage.Width)
{
imageStartIndex.X = gimda.Ncols - sizeClipedImage.Width;
}
if (imageStartIndex.Y > gimda.Nrows - sizeClipedImage.Height)
{
imageStartIndex.Y = gimda.Nrows - sizeClipedImage.Height;
}
if (!flagRGB)
{
clipedImage = ClipImage(imageIn, imageStartIndex, sizeClipedImage, gimda.Ncols, gimda.Nrows);
GeoImageTools gt = new GeoImageTools(gimda);
pb.Image = gt.convertOneBandBytesto8bitBitmap(clipedImage, sizeClipedImage.Width, sizeClipedImage.Height, colorPal);
actualImage = clipedImage;
spectrum.Hide();
tsbttnSpectrum.Checked = false;
bttnPlus.Checked = true;
}
else
{
ZoomOutImageRGB(imageStartIndex, sizeClipedImage, gimda.Ncols, gimda.Nrows);
GeoMultiBandMethods gmb = new GeoMultiBandMethods();
pb.Image = gmb.createRGB_gwr(sizeClipedImage, actualiminRed, actualiminGreen, actualiminBlue);
}
width = sizeClipedImage.Width;
height = sizeClipedImage.Height;
}
public void DrawImageDDM(GeoImageData gida, byte[] image, float[,] elevation, int[] colp) // drawing 8bits color palette image to picture box, which contains elevation based grey scale
{
elev = elevation;
Clear(gida);
this.Enabled = true;
flagRGB = false;
gimda = gida;
GeoImageTools gt = new GeoImageTools(gimda);
width = gimda.Ncols;
height = gimda.Nrows;
imageAspect = (float)width / height;
imageIn = image;
actualImage = image;
pb.Image = gt.convertOneBandBytesto8bitBitmap(image, width, height, colp);
colorPal = colp;
bttnPlus.Checked = true;
bttnPan.Checked = false;
pb.Cursor = Cursors.Default;
}
public void DrawImage(GeoImageData gida, byte[] image, Int32[] colp) // drawing 8bits color palette image to picture box
{
Clear(gida);
this.Enabled = true;
flagRGB = false;
gimda = gida;
GeoImageTools gt = new GeoImageTools(gimda);
width = gimda.Ncols;
height = gimda.Nrows;
imageAspect = (float)width / height;
imageIn = image;
//imIn2D = Onedim2dim(imageIn, width, height);
actualImage = image;
pb.Image = gt.convertOneBandBytesto8bitBitmap(image, width, height, colp);
colorPal = colp;
bttnPlus.Checked = true;
bttnPan.Checked = false;
pb.Cursor = Cursors.Default;
}
private void Pb_MouseUp(object sender, MouseEventArgs e)
{
//if (tsbttnSpectrum.Checked) return;
byte[] clipedImage;
if (tsbttnSpectrum.Checked)
{
Point loc = TranslateZoomMousePosition(e.Location, pb.Image);
Point cur = new Point(imageStartIndex.X + loc.X, imageStartIndex.Y + loc.Y);
if (((cur.X < 0) || (cur.Y < 0)) || ((cur.X > gimda.Ncols - 1) || (cur.Y > gimda.Nrows - 1)))
{
return;
}
Int32 bytePos = width * cur.Y + cur.X;
spec = new Point[gimda.Nbands];
createSpectrum(bytePos);
spectrum.displaySpectrum(spec, gimda.Wavelength);
spectrum.showSpectrumAsTable(spec, gimda.Wavelength);
this.Focus();
drawRectangleBool = false;
return;
}
if (bttnPlus.Checked) // if zoom in mode is active
{
drawRectangleBool = false;
startPosImage = TranslateZoomMousePosition(new Point(startx, starty), pb.Image); // compute start position in the image
endPosImage = TranslateZoomMousePosition(e.Location, pb.Image); // compute end position in the image
if (startPosImage.X == endPosImage.X || startPosImage.Y == endPosImage.Y)
{
return;
}
Int32 tmp = 0;;
if (startPosImage.X > endPosImage.X)
{
tmp = startPosImage.X;
startPosImage.X = endPosImage.X;
endPosImage.X = tmp;
}
tmp = 0;
if (startPosImage.Y > endPosImage.Y)
{
tmp = startPosImage.Y;
startPosImage.Y = endPosImage.Y;
endPosImage.Y = tmp;
}
float clipedImageAspect = (int)((float)(startPosImage.X - endPosImage.X) / (float)(startPosImage.Y - endPosImage.Y));
if (clipedImageAspect >= controlAspect)
{
sizeClipedImage = new Size((int)(float)((endPosImage.Y - startPosImage.Y) * controlAspect), endPosImage.Y - startPosImage.Y);
}
else
{
sizeClipedImage = new Size((int)(endPosImage.X - startPosImage.X), (int)(float)((endPosImage.X - startPosImage.X) / controlAspect + 0.5F));
}
sizeClipedImage.Width = 20 * ((sizeClipedImage.Width + 10) / 20);
if (startPosImage.X + sizeClipedImage.Width > width)
{
startPosImage.X = width - sizeClipedImage.Width;
}
if (startPosImage.Y + sizeClipedImage.Height > height)
{
startPosImage.Y = height - sizeClipedImage.Height;
}
if (!flagRGB) // if we are drawing a single band image
{
if (sizeClipedImage.Width <= 0 || sizeClipedImage.Height <= 0)
{
MessageBox.Show("Too small window to display"); return;
}
clipedImage = ClipImage(actualImage, startPosImage, sizeClipedImage, width, height);
GeoImageTools gt = new GeoImageTools(gimda);
pb.Image = gt.convertOneBandBytesto8bitBitmap(clipedImage, sizeClipedImage.Width, sizeClipedImage.Height, colorPal);
actualImage = clipedImage;
}
else
{
//actualiminRed = ClipImage(actualiminRed, startPosImage, sizeClipedImage, width, height);
//actualiminGreen = ClipImage(actualiminGreen, startPosImage, sizeClipedImage, width, height);
//actualiminBlue = ClipImage(actualiminBlue, startPosImage, sizeClipedImage, width, height);
//GeoMultiBandMethods gmb = new GeoMultiBandMethods();
//pb.Image = gmb.createRGB_gwr(sizeClipedImage, actualiminRed, actualiminGreen, actualiminBlue);
}
width = sizeClipedImage.Width;
height = sizeClipedImage.Height;
imageStartIndex = new Point(imageStartIndex.X + startPosImage.X, imageStartIndex.Y + startPosImage.Y);
bttnPan.Enabled = true;
}
if (bttnPan.Checked) // if pan mode is active
{
sizeClipedImage.Width = 20 * ((sizeClipedImage.Width + 10) / 20);
if ((width == gimda.Ncols) && (height == gimda.Nrows))
{
return;
}
drawRectangleBool = false;
Point loc = TranslateZoomMousePosition(e.Location, pb.Image);
Point cur = new Point(imageStartIndex.X + loc.X, imageStartIndex.Y + loc.Y);
//lb1.Text = "Pan point in image: (X:" + cur.X + " Y:" + cur.Y + ")";
imageStartIndex.X = cur.X - sizeClipedImage.Width / 2;
if (imageStartIndex.X < 0)
{
imageStartIndex.X = 0;
}
if (imageStartIndex.X + sizeClipedImage.Width > gimda.Ncols)
{
imageStartIndex.X = gimda.Ncols - sizeClipedImage.Width;
}
imageStartIndex.Y = cur.Y - sizeClipedImage.Height / 2;
if (imageStartIndex.Y < 0)
{
imageStartIndex.Y = 0;
}
if (imageStartIndex.Y + sizeClipedImage.Height > gimda.Nrows)
{
imageStartIndex.Y = gimda.Nrows - sizeClipedImage.Height;
}
if (!flagRGB) // if we are drawing a single band image
{
clipedImage = ClipImage(imageIn, imageStartIndex, sizeClipedImage, gimda.Ncols, gimda.Nrows);
GeoImageTools gt = new GeoImageTools(gimda);
pb.Image = gt.convertOneBandBytesto8bitBitmap(clipedImage, sizeClipedImage.Width, sizeClipedImage.Height, colorPal);
actualImage = clipedImage;
}
else// in case of RGB image
{
actualiminRed = ClipImage(iminRed, imageStartIndex, sizeClipedImage, gimda.Ncols, gimda.Nrows);
actualiminGreen = ClipImage(iminGreen, imageStartIndex, sizeClipedImage, gimda.Ncols, gimda.Nrows);
actualiminBlue = ClipImage(iminBlue, imageStartIndex, sizeClipedImage, gimda.Ncols, gimda.Nrows);
GeoMultiBandMethods gmb = new GeoMultiBandMethods();
pb.Image = gmb.createRGB_gwr(sizeClipedImage, actualiminRed, actualiminGreen, actualiminBlue);
}
}
}
