public override UICollectionViewCell GetCell(UICollectionView collectionView, NSIndexPath indexPath)
{
var cell = (UserCellAttribute)collectionView.DequeueReusableCell(UserCellAttribute.CellID, indexPath);
ImageCellAttribute row = Cells[indexPath.Row];
cell.UpdateRow(row, ImageViewSize);
return(cell);
}
public override void ItemUnhighlighted(UICollectionView collectionView, NSIndexPath indexPath)
{
//Get the Selected Image
var cell = (UserCellAttribute)collectionView.CellForItem(indexPath);
ImageCellAttribute Clicked = Cells[indexPath.Row];
/*
* Sends image clicked to the RightAttributes table view
* Updates the source to show only attributes for the selected image.
*/
if (ImageClickedToController != null && isAttributesTab)
{
ImageClickedToController(Clicked.ImgOBJ);
}
}
public override void ItemHighlighted(UICollectionView collectionView, NSIndexPath indexPath)
{
/*
* Fix this when switching attributes
*/
var cell = (UserCellAttribute)collectionView.CellForItem(indexPath);
ImageCellAttribute Clicked = Cells[indexPath.Row];
SelectedImagesToClear.Add(indexPath);
if (mainCollectionView == null)
{
mainCollectionView = collectionView;
}
/*
* Select/Deselect Images and keep them Highlighted
*/
if (isAttributesTab)
{
//unclick the previous image
if (prevImageSelected != null && prevImageSelected != indexPath)
{
Cells[prevImageSelected.Row].isSelected = false;
prevCell.ImageView.Layer.BorderColor = UIColor.Gray.CGColor;
prevCell.ImageView.Layer.BorderWidth = 1f;
prevCell.ImageView.Layer.CornerRadius = 5f;
prevCell.ImageView.Layer.MasksToBounds = true;
//prevCell.ImageView.Alpha = 1.0f;
}
//always highlight the currently selected image
//cell.ImageView.Alpha = 0.5f;
cell.ImageView.Layer.BorderColor = AppColors.PEACH.CGColor;
cell.ImageView.Layer.BorderWidth = 10f;
cell.ImageView.Layer.CornerRadius = 5f;
cell.ImageView.Layer.MasksToBounds = true;
Cells[indexPath.Row].isSelected = true;
prevCell = (UserCellAttribute)collectionView.CellForItem(indexPath);
}
/*
* Image Stacks functionality. This adds Selected images to the array
* to be able to delete images from this image stack.
*/
else
{
if (Clicked.isSelected)
{
cell.ImageView.Layer.BorderColor = UIColor.Gray.CGColor;
cell.ImageView.Layer.BorderWidth = 1f;
cell.ImageView.Layer.CornerRadius = 5f;
cell.ImageView.Layer.MasksToBounds = true;
//cell.ImageView.Alpha = 1.0f;
Clicked.isSelected = false;
//remove the object from the list
SelectedImagesToImageStack.Remove(Clicked.ImgOBJ);
}
else
{
cell.ImageView.Layer.BorderColor = AppColors.PEACH.CGColor;
cell.ImageView.Layer.BorderWidth = 10f;
cell.ImageView.Layer.CornerRadius = 5f;
cell.ImageView.Layer.MasksToBounds = true;
//cell.ImageView.Alpha = 0.5f;
Clicked.isSelected = true;
//add the image object to the list
SelectedImagesToImageStack.Add(Clicked.ImgOBJ);
}
}
prevImageSelected = indexPath;
}
public void UpdateRow(ImageCellAttribute element, SizeF imageViewSize)
{
ImageView.Image = Utilities.GetUIImageFromFileNameThumbnail(element.ImgOBJ.FileName);
//ImageView.Layer.CornerRadius = 20f;
ImageView.Frame = new RectangleF(0, 0, imageViewSize.Width, imageViewSize.Height);
}
