/// <summary>
/// Initializes the table views
/// Primary table view refers to the table view to the left with the 14 conditions
/// Secondary table view refers to the table view to the right with 2 condition
/// The secondary table view contains the conditions located at index 1 and 2 from the conditions outputted by the model
/// </summary>
private void SetTableViews()
{
this.OnClick = HandleCellClick;
//grab references to table view in storyboard
primaryTableView = TableViewConditionsList;
secondaryTableView = SecondaryTableViewConditionsList;
nfloat secondaryTableViewHeight = secondaryTableView.Frame.Height;
primaryTableView.RegisterNibForCellReuse(UINib.FromName(ConditionViewCell.XIBKey, NSBundle.MainBundle), ConditionViewCell.CellReuseId);
primaryTableView.RegisterNibForCellReuse(UINib.FromName(ConditionViewCell.PrimaryXIBKey, NSBundle.MainBundle), ConditionViewCell.PrimaryCellReuseId);
secondaryTableView.RegisterNibForCellReuse(UINib.FromName(ConditionViewCell.XIBKey, NSBundle.MainBundle), ConditionViewCell.CellReuseId);
// Set TableView source
primaryTableView.Source = new ConditionsTableViewSource(conditionResults, OnClick, ConditionsTableViewSource.TableType.Primary, secondaryTableViewHeight);
primaryTableView.ReloadData();
//NOTE: we are assuming that there will be at least 3 conditions to display
ConditionResult[] conditionsResultsSubset = { conditionResults[1], conditionResults[2] };
ConditionsTableViewSource secondarySource = new ConditionsTableViewSource(conditionsResultsSubset, OnClick, ConditionsTableViewSource.TableType.Secondary, secondaryTableViewHeight);
// See more
secondaryTableView.Source = secondarySource;
secondaryTableView.ReloadData();
//initially disable scrolling
primaryTableView.ScrollEnabled = false;
secondaryTableView.ScrollEnabled = false;
//set borders for tableviews
primaryTableView.Layer.BorderWidth = borderWidth;
primaryTableView.Layer.BorderColor = Constants.LightGrey.CGColor;
secondaryTableView.Layer.BorderWidth = borderWidth;
secondaryTableView.Layer.BorderColor = Constants.LightGrey.CGColor;
}
/// <summary>
/// Toggle see more
/// </summary>
/// <param name="button">UIButton</param>
partial void SeeMore(UIButton button)
{
nfloat imageViewHeight = ImageViewWrapper.Frame.Height;
nfloat imageViewWidth = ImageViewWrapper.Frame.Width;
nfloat deviceWidth = View.Frame.Width;
nfloat secondaryViewHeight = secondaryTableView.Frame.Height;
const int scaleFactor = 2;
seeMoreToggled = !seeMoreToggled;
//toggle button state
ButtonSeeMore.SetTitle(seeMoreToggled ? "Hide" : "See More", UIControlState.Normal);
ButtonSeeMore.Enabled = false;
ButtonSeeMore.AccessibilityLabel = seeMoreToggled ? Constants.AccessibilityLabel_SeeMoreHideButton : Constants.AccessibilityLabel_SeeMoreShowButton;
View.LayoutIfNeeded();
primaryTableView.ScrollEnabled = seeMoreToggled;
//force the primary tableview to scroll to the top
primaryTableView.ScrollToRow(NSIndexPath.Create(new int[] { 0, 0 }), UITableViewScrollPosition.Top, true);
//animate secondary conditions
ConstraintSecondaryTableViewTop.Constant = seeMoreToggled ? secondaryViewHeight : 0;
ConstraintSecondaryTableViewBottom.Constant = seeMoreToggled ? -secondaryViewHeight : 0;
//animate tableview into frame
ConstraintPrimaryTableViewTop.Constant = seeMoreToggled ? -imageViewHeight : 0;
AnalyzedImageFileNameHeaderLabel.Text = seeMoreToggled ? "Analyzed Image" : "X-Ray Image";
ConditionsTableViewSource primarySource = primaryTableView.Source as ConditionsTableViewSource;
ConditionsTableViewSource secondarySource = secondaryTableView.Source as ConditionsTableViewSource;
// Set see-more visibility for tableviews
primarySource.SeeMoreVisible = seeMoreToggled;
secondarySource.SeeMoreVisible = seeMoreToggled;
// Reload each tableview
primaryTableView.ReloadData();
secondaryTableView.ReloadData();
// Set the original label voice over status dependent on see-more visibility
EnableVoiceOverForViews(originalLabels.ToArray(), seeMoreToggled);
// Focus to top back-button on see-more toggle
if (seeMoreToggled)
{
UIAccessibility.PostNotification(UIAccessibilityPostNotification.ScreenChanged, this.NavigationItem.LeftBarButtonItem);
}
UIView.Animate(
0.33,
0,
UIViewAnimationOptions.CurveEaseIn,
() =>
{
View.LayoutIfNeeded();
//animate image to top right (this needs to be in the animation closure)
ImageViewWrapper.Layer.AnchorPoint = seeMoreToggled ? new CGPoint(0, 1) : new CGPoint(0.5, 0.5);
ImageViewWrapper.Transform = seeMoreToggled ? CGAffineTransform.MakeScale(0.5F, 0.5F) : CGAffineTransform.MakeScale(1F, 1F);
OriginalImageWrapper.Layer.AnchorPoint = seeMoreToggled ? new CGPoint(0, 0) : new CGPoint(0.5, 0.5);
//scale & transformation to move original image to to bottom right
var originalImageTransformation = CGAffineTransform.MakeScale(0.5F, 0.5F);
originalImageTransformation.Translate(0.0F, secondaryViewHeight / 2);
OriginalImageWrapper.Transform = seeMoreToggled ? originalImageTransformation : CGAffineTransform.MakeScale(1F, 1F);
if (seeMoreToggled)
{
//get the distance from the bottom of the Analyzed Image View Wrapper to the top of the original image view wrapper
var distance = OriginalImageWrapper.Frame.Top - ImageViewWrapper.Frame.Bottom;
//set the height of the info views to distance
AnalyzedImageInfoViewHeightConstraint.Constant = distance;
OriginalImageInfoViewHeightConstraint.Constant = distance;
//force autolayout to recalculate
View.LayoutIfNeeded();
//move the info views down
AnalyzedImageInfoViewBottomConstraint.Constant = AnalyzedImageInfoView.Frame.Size.Height;
OriginalImageInfoViewBottomConstraint.Constant = OriginalImageInfoView.Frame.Size.Height;
//scale the font size by a factor of 2
//because the imagewrapper is scaled by a factor of 0.5
AnalyzedImageFileNameHeaderLabel.Font = UIFont.PreferredHeadline.WithSize(UIFont.PreferredHeadline.PointSize * scaleFactor);
AnalyzedImageFileNameLabel.Font = UIFont.PreferredSubheadline.WithSize(UIFont.PreferredSubheadline.PointSize * scaleFactor);
AnalyzedImageDateHeaderLabel.Font = UIFont.PreferredHeadline.WithSize(UIFont.PreferredHeadline.PointSize * scaleFactor);
AnalyzedImageDateLabel.Font = UIFont.PreferredSubheadline.WithSize(UIFont.PreferredSubheadline.PointSize * scaleFactor);
OriginalImageFileNameHeaderLabel.Font = UIFont.PreferredHeadline.WithSize(UIFont.PreferredHeadline.PointSize * scaleFactor);
OriginalImageFileNameLabel.Font = UIFont.PreferredSubheadline.WithSize(UIFont.PreferredSubheadline.PointSize * scaleFactor);
OriginalImageDateHeaderLabel.Font = UIFont.PreferredHeadline.WithSize(UIFont.PreferredHeadline.PointSize * scaleFactor);
OriginalImageDateLabel.Font = UIFont.PreferredSubheadline.WithSize(UIFont.PreferredSubheadline.PointSize * scaleFactor);
}
else
{
//remove the constants applied from above
//this will revert the height and position to before see more is tapped
AnalyzedImageInfoViewBottomConstraint.Constant = 0;
AnalyzedImageInfoViewHeightConstraint.Constant = 0;
OriginalImageInfoViewBottomConstraint.Constant = 0;
OriginalImageInfoViewHeightConstraint.Constant = 0;
AnalyzedImageFileNameHeaderLabel.Font = UIFont.PreferredHeadline;
AnalyzedImageFileNameLabel.Font = UIFont.PreferredSubheadline;
AnalyzedImageDateHeaderLabel.Font = UIFont.PreferredHeadline;
AnalyzedImageDateLabel.Font = UIFont.PreferredSubheadline;
OriginalImageFileNameHeaderLabel.Font = UIFont.PreferredHeadline;
OriginalImageFileNameLabel.Font = UIFont.PreferredSubheadline;
OriginalImageDateHeaderLabel.Font = UIFont.PreferredHeadline;
OriginalImageDateLabel.Font = UIFont.PreferredSubheadline;
}
},
() =>
{
ButtonSeeMore.Enabled = true;
}
);
}