void ReleaseDesignerOutlets()
{
if (ButtonQuery != null)
{
ButtonQuery.Dispose();
ButtonQuery = null;
}
if (ImageCollection != null)
{
ImageCollection.Dispose();
ImageCollection = null;
}
if (LabelResults != null)
{
LabelResults.Dispose();
LabelResults = null;
}
if (ProgressBar != null)
{
ProgressBar.Dispose();
ProgressBar = null;
}
if (TextFieldSearch != null)
{
TextFieldSearch.Dispose();
TextFieldSearch = null;
}
}
private void Scale(ref float absFactor, ImageCollection raw, ref ImageCollection scaled)
{
scaled?.Dispose();
if (Math.Abs(absFactor - 1) < 0.01f)
{
scaled = raw;
this.currentScaleFactor = 1;
return;
}
var rawSize = raw.ImageSize;
var newSize = new Size((int)(rawSize.Width * absFactor), (int)(rawSize.Height * absFactor));
scaled = new ImageCollection();
scaled.ImageSize = newSize;
foreach (Image img in raw.Images)
{
scaled.AddImage(ScaleImage(img, absFactor));
}
}
/// <summary>
/// Opens a form that allows to select image of image collection
/// and returns image collection and selected index.
/// </summary>
/// <param name="filename">The filename of image file.</param>
/// <param name="selectedIndex">Selected index.</param>
/// <returns>Image collection.</returns>
public static ImageCollection SelectImageFromFile(string filename, out int selectedIndex)
{
selectedIndex = -1;
// create image collection
ImageCollection images = new ImageCollection();
DocumentPasswordForm.EnableAuthentication(images);
try
{
try
{
// add an image file to the image collection
images.Add(filename);
}
catch (Exception e)
{
DemosTools.ShowErrorMessage(e);
return(null);
}
selectedIndex = 0;
// if image file contains more than 1 image
if (images.Count > 1)
{
// create a dialog that allows to select image from multipage image file
using (SelectImageForm selectImageForm =
new SelectImageForm(images))
{
// show the dialog
DialogResult result = selectImageForm.ShowDialog();
// if image is selected
if (result == DialogResult.OK)
{
// get the selected index
selectedIndex = selectImageForm.SelectedImageIndex;
}
else
{
selectedIndex = -1;
}
}
}
}
finally
{
DocumentPasswordForm.DisableAuthentication(images);
// if image is not selected
if (selectedIndex == -1)
{
// clear and dispose images from the image collection
images.ClearAndDisposeItems();
// dispose image collection
images.Dispose();
}
}
return(images);
}
void ReleaseDesignerOutlets()
{
if (Avatar != null)
{
Avatar.Dispose();
Avatar = null;
}
if (BottomConstraint != null)
{
BottomConstraint.Dispose();
BottomConstraint = null;
}
if (BottomRuler2 != null)
{
BottomRuler2.Dispose();
BottomRuler2 = null;
}
if (IconBox != null)
{
IconBox.Dispose();
IconBox = null;
}
if (ImageCollection != null)
{
ImageCollection.Dispose();
ImageCollection = null;
}
if (Input != null)
{
Input.Dispose();
Input = null;
}
if (InputBoxHieghtConstraint != null)
{
InputBoxHieghtConstraint.Dispose();
InputBoxHieghtConstraint = null;
}
if (MentionUser != null)
{
MentionUser.Dispose();
MentionUser = null;
}
if (PickImage != null)
{
PickImage.Dispose();
PickImage = null;
}
if (TakeImage != null)
{
TakeImage.Dispose();
TakeImage = null;
}
}