private void ScalePointToolStripMenuItem_Click(object sender, EventArgs e)
{
if (img == null) // verify if the image is already opened
{
return;
}
Cursor = Cursors.WaitCursor; // clock cursor
//input boxes
InputBox form = new InputBox("scale?");
form.ShowDialog();
float scaleFactor = Convert.ToInt32(form.ValueTextBox.Text);
InputBox formx = new InputBox("x?");
formx.ShowDialog();
int centerX = Convert.ToInt32(formx.ValueTextBox.Text);
InputBox formy = new InputBox("y?");
formy.ShowDialog();
int centerY = Convert.ToInt32(formy.ValueTextBox.Text);
//copy Undo Image
imgUndo = img.Copy();
ImageClass.Scale_point_xy(img, imgUndo, scaleFactor, centerX, centerY);
ImageViewer.Image = img.Bitmap;
ImageViewer.Refresh(); // refresh image on the screen
Cursor = Cursors.Default; // normal cursor
}
private void zoomToolStripMenuItem_Click(object sender, EventArgs e)
{
if (img == null) // verify if the image is already opened
{
return;
}
Cursor = Cursors.Cross; // cross cursor
//copy Undo Image
imgUndo = img.Copy();
InputBox zoom = new InputBox("Zoom Level", decimalTextBox);
mouseFlag = true;
while (mouseFlag)
{
Application.DoEvents();
}
zoom.ShowDialog();
float factor = Convert.ToSingle(zoom.ValueTextBox.Text);
Cursor = Cursors.WaitCursor; // clock cursor
ImageClass.Scale_point_xy(img, img.Copy(), factor, mouseX, mouseY);
ImageViewer.Image = img.Bitmap;
ImageViewer.Refresh(); // refresh image on the screen
Cursor = Cursors.Default; // normal cursor
}
private void zoomXYToolStripMenuItem_Click(object sender, EventArgs e)
{
if (img == null) // verify if the image is already opened
{
return;
}
//copy Undo Image
imgUndo = img.Copy();
Cursor = Cursors.WaitCursor; // clock cursor
InputBox form = new InputBox("Qual o valor de Zoom?");
form.ShowDialog();
//float scaleFactor = (float)Convert.ToDecimal(form.ValueTextBox.Text);
float scaleFactor = float.Parse(form.ValueTextBox.Text);
//get mouse coordinates using mouseclick event
mouseFlag = true;
while (mouseFlag) //wait for mouseclick
{
Application.DoEvents();
}
//apply the zoom
ImageClass.Scale_point_xy(img, imgUndo, scaleFactor, mouseX, mouseY);
ImageViewer.Image = img.Bitmap;
ImageViewer.Refresh(); // refresh image on the screen
Cursor = Cursors.Default; // normal cursor
}
private void ZoomToolStripMenuItem_Click(object sender, EventArgs e)
{
if (img == null) // verify if the image is already opened
{
return;
}
Cursor = Cursors.WaitCursor; // clock cursor
InputBox input = new InputBox("Scale Factor:");
input.ShowDialog();
double scale_factor = Convert.ToDouble(input.ValueTextBox.Text);
mouseFlag = true;
while (mouseFlag)
{
Application.DoEvents();
}
//copy Undo Image
imgUndo = img.Copy();
Image <Bgr, Byte> imgCopy = img.Clone();
float scale_ff = (float)Math.Round(scale_factor);
ImageClass.Scale_point_xy(img, imgCopy, scale_ff, mouseX, mouseY);
ImageViewer.Image = img.Bitmap;
ImageViewer.Refresh(); // refresh image on the screen
Cursor = Cursors.Default; // normal cursor
}
private void zoomToolStripMenuItem_Click(object sender, EventArgs e)
{
if (img == null) // verify if the image is already opened
{
return;
}
using (ScaleForm form = new ScaleForm())
{
if (form.ShowDialog() == DialogResult.OK)
{
Cursor = Cursors.WaitCursor; // clock cursor
//copy Undo Image
imgUndo = img.Copy();
if (form.useCenter)
{
ImageClass.Scale_point_xy(img, imgUndo, form.scale, form.xCenter, form.yCenter);
}
else
{
ImageClass.Scale(img, imgUndo, form.scale);
}
ImageViewer.Image = img.Bitmap;
ImageViewer.Refresh(); // refresh image on the screen
Cursor = Cursors.Default; // normal cursor
}
}
}
private void pointToolStripMenuItem_Click(object sender, EventArgs e)
{
//get mouse coordinates
mouseFlag = true;
while (mouseFlag)//WAIT FOR MOUSE CLICK
{
Application.DoEvents();
}
if (img == null) // verify if the image is already opened
{
return;
}
InputBox form = new InputBox("Zoom in point");
form.ShowDialog();
float scaleFactor = Convert.ToSingle(form.textBoxBright.Text);
imgUndo = img.Copy();
ImageClass.Scale_point_xy(img, imgUndo, scaleFactor, mouseX, mouseY);
ImageViewer.Image = img.Bitmap;
ImageViewer.Refresh(); // refresh image on the screen
Cursor = Cursors.Default; // normal cursor
}
private void scalePointxyToolStripMenuItem_Click(object sender, EventArgs e)
{
//get mouse coordinates using mouseClick event
mouseFlag = true;
while (mouseFlag) // wait for mouseClick event
{
Application.DoEvents();
}
InputBox form = new InputBox("Escala");
form.ShowDialog();
float scaleFactor = Convert.ToSingle(form.ValueTextBox.Text);
ImageClass.Scale_point_xy(img, img, scaleFactor, mouseX, mouseY);
}
private void mouseCenteredZoomToolStripMenuItem_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();
InputBox formz = new InputBox("Zoom (factor)?");
formz.ShowDialog();
string factorZ = formz.ValueTextBox.Text;
bool success = float.TryParse(factorZ, out float j);
if (success && j > 0)
{
mouseFlag = true;
while (mouseFlag)
{
Application.DoEvents();
}
ImageClass.Scale_point_xy(img, imgUndo, j, mouseX, mouseY);
ImageViewer.Image = img.Bitmap;
ImageViewer.Refresh(); // refresh image on the screen
Cursor = Cursors.Default; // normal cursor
}
else
{
MessageBox.Show("Value for Zoom must be a number bigger than zero.", "Error",
MessageBoxButtons.OK,
MessageBoxIcon.Error); // for Error
}
}
