void _sizeModeComboBox_SelectionChangeCommitted(object sender, System.EventArgs e)
{
ControlSizeMode sizeMode = (ControlSizeMode)_sizeModeComboBox.SelectedItem;
_imageViewer.Zoom(sizeMode, 1, _imageViewer.DefaultZoomOrigin);
UpdateUIState();
}
private void _cbFit_CheckedChanged(object sender, System.EventArgs e)
{
ControlSizeMode sizeMode = ControlSizeMode.ActualSize;
if (_cbFit.Checked)
{
sizeMode = ControlSizeMode.Fit;
}
_viewer.Zoom(sizeMode, 1, _viewer.DefaultZoomOrigin);
}
private void _miViewFitImageToWindow_Click(object sender, System.EventArgs e)
{
ControlSizeMode sizeMode = _viewer.SizeMode;
if (sizeMode == ControlSizeMode.Fit)
{
sizeMode = ControlSizeMode.ActualSize;
}
else
{
sizeMode = ControlSizeMode.Fit;
}
_viewer.Zoom(sizeMode, 1, _viewer.DefaultZoomOrigin);
UpdateMyControls();
}
public void _miView_Click(object sender, System.EventArgs e)
{
// get the current center in logical units
ImageViewer viewer = ActiveViewerForm.Viewer; // get the active viewer
// zoom
double scaleFactor = viewer.ScaleFactor;
ControlSizeMode sizeMode = ControlSizeMode.None;
const float ratio = 1.2F;
if (sender == _miViewZoomIn)
{
sizeMode = ControlSizeMode.None;
scaleFactor *= ratio;
}
else if (sender == _miViewZoomOut)
{
sizeMode = ControlSizeMode.None;
scaleFactor /= ratio;
}
else if (sender == _miViewNormal)
{
sizeMode = ControlSizeMode.ActualSize;
scaleFactor = 1.0;
}
else if (sender == _miViewFitToWindow)
{
sizeMode = ControlSizeMode.Fit;
scaleFactor = 1.0;
}
else if (sender == _miViewSnapToImage)
{
ViewerForm activeViewer = ActiveViewerForm;
activeViewer.Snap();
if (activeViewer.WindowState != FormWindowState.Normal)
{
activeViewer.WindowState = FormWindowState.Normal;
}
}
scaleFactor = Math.Max(_minimumScaleFactor, Math.Min(_maximumScaleFactor, scaleFactor));
if ((viewer.ScaleFactor != scaleFactor) || (viewer.SizeMode != sizeMode))
{
viewer.Zoom(sizeMode, scaleFactor, viewer.DefaultZoomOrigin);
}
}
public void FitPage(bool fitWidth)
{
if (_imageViewer.Image == null)
{
return;
}
double scaleFactor = 1;
ControlSizeMode sizeMode = ControlSizeMode.Fit;
if (fitWidth)
{
sizeMode = ControlSizeMode.FitWidth;
}
_imageViewer.Zoom(sizeMode, scaleFactor, _imageViewer.DefaultZoomOrigin);
UpdateMyControls();
}
/// <summary>
/// Called by the main form to change the page viewing mode (from the main menu)
/// </summary>
public void FitPage(bool fitWidth)
{
// Since we are doing more than one operation on the viewer, it is
// recommended to disable then re-enable updates on the viewer to
// minimize flickering
_imageViewer.BeginUpdate();
ControlSizeMode sizeMode = ControlSizeMode.Fit;
if (fitWidth)
{
sizeMode = ControlSizeMode.FitWidth;
}
_imageViewer.Zoom(sizeMode, 1, _imageViewer.DefaultZoomOrigin);
_imageViewer.EndUpdate();
UpdateUIState();
}
private void _tsMainZoomComboBox_SelectedIndexChanged(object sender, EventArgs e)
{
// Zoom
// Get the size mode and scale factor
ControlSizeMode sizeMode = ControlSizeMode.None;
double scaleFactor = _viewer.ScaleFactor;
string selected = _tsMainZoomComboBox.SelectedItem.ToString();
if (selected == "Fit")
{
sizeMode = ControlSizeMode.Fit;
scaleFactor = 1.0;
}
else if (selected == "Page Width")
{
sizeMode = ControlSizeMode.FitWidth;
scaleFactor = 1.0;
}
else if (selected == "100%")
{
scaleFactor = 1;
sizeMode = ControlSizeMode.ActualSize;
}
else
{
int percentage = int.Parse(selected.Replace("%", ""));
scaleFactor = (double)percentage / 100.0;
}
// Check if the size mode or scale factor has changed
if (sizeMode != _viewer.SizeMode || scaleFactor != _viewer.ScaleFactor)
{
// yes, change it
_viewer.BeginUpdate();
_viewer.Zoom(sizeMode, scaleFactor, _viewer.DefaultZoomOrigin);
_viewer.EndUpdate();
}
}
private void ChangeView(ControlSizeMode rasterPaintSizeMode)
{
_viewer.Zoom(rasterPaintSizeMode, 1, _viewer.DefaultZoomOrigin);
}
