private void translationToolStripMenuItem_Click(object sender, EventArgs e)
{
if (img == null) // verify if the image is already opened
{
return;
}
Cursor = Cursors.WaitCursor; // clock cursor
//copy Undo Image
imgUndo = img.Copy();
DoubleInputBox dib = new DoubleInputBox("X Translation:", "Y Translation:", "Translation", numberTextBox, numberTextBox);
dib.ShowDialog();
int dx = Convert.ToInt32(dib.textBox1.Text);
int dy = Convert.ToInt32(dib.textBox2.Text);
if (dib.DialogResult == DialogResult.OK)
{
ImageClass.Translation(img, img.Copy(), dx, dy);
ImageViewer.Image = img.Bitmap;
ImageViewer.Refresh(); // refresh image on the screen
}
Cursor = Cursors.Default; // normal cursor
}
private void brightnessContrastToolStripMenuItem_Click(object sender, EventArgs e)
{
if (img == null) // verify if the image is already opened
{
return;
}
//copy Undo Image
imgUndo = img.Copy();
int brilho;
double cont;
DoubleInputBox dib = new DoubleInputBox("Brightness:", "Contrast:", "Brightness/Contrast", numberTextBox, decimalTextBox);
dib.ShowDialog();
do
{
if (dib.DialogResult == DialogResult.Cancel)
{
return;
}
brilho = Convert.ToInt32(dib.textBox1.Text);
cont = Convert.ToSingle(dib.textBox2.Text);
} while (Math.Abs(brilho) > 255 && (cont < 0 || cont > 3));
Cursor = Cursors.WaitCursor; // clock cursor
if (dib.DialogResult == DialogResult.OK)
{
ImageClass.BrightContrast(img, brilho, cont);
ImageViewer.Image = img.Bitmap;
ImageViewer.Refresh(); // refresh image on the screen
}
Cursor = Cursors.Default; // normal cursor
}
