private void CreateListElement(ISpray spray)
{
spray.OrderChanged += Spray_OrderChanged;
GameObject go = Instantiate(listElementPrefab);
go.name = "Photo Id " + spray.Id;
go.SetActive(false);
LibraryListElement elem = go.GetComponent <LibraryListElement>();
elem.spray = spray;
elem.libraryController = this;
// use the ScrollRect as the vertical drag handler
LockedDragHandler lockedDragHandler = elem.GetComponent <LockedDragHandler>();
lockedDragHandler.verticalEventReceiver = scrollRect.GetComponent <LockedDragForwarder>();
int x = PhotoIO.GetThumbnailX(spray.Id);
int y = PhotoIO.GetThumbnailY(spray.Id);
// we need to deal with the half texel offset, but this creates a 1 pixel discontinuity, since the atan2 edge should overlap
Vector4 texParams = new Vector4(x * PhotoIO.ThumbnailSizeX + PhotoIO.HalfPixel,
y * PhotoIO.ThumbnailSizeY + PhotoIO.HalfPixel,
PhotoIO.PanoScalingX * PhotoIO.ThumbnailSizeX,
PhotoIO.PanoScalingY * PhotoIO.ThumbnailSizeY);
// set the spray texture
elem.sprayCanvas.material = Instantiate(elem.sprayCanvas.material); // clone material for unique _TexParams
elem.sprayCanvas.material.SetVector("_TexParams", texParams);
elem.sprayCanvas.texture = PhotoIO.thumbnails;
// set the label text
elem.labelText.text = spray.Label;
// anchor the list element to the content rect
elem.scrollTransform.SetParent(contentRoot);
elem.scrollTransform.offsetMin = new Vector2(0, elem.scrollTransform.offsetMin.y);
elem.scrollTransform.offsetMax = new Vector2(0, elem.scrollTransform.offsetMax.y);
elem.scrollTransform.anchoredPosition = new Vector2(0, 0);
elem.scrollTransform.localScale = Vector3.one;
elem.DrawerPeeked += LibraryListElement_DrawerPeeked;
elem.DrawerOpened += LibraryListElement_DrawerOpened;
elementLookup[spray.Id] = elem;
}
private void LibraryListElement_DrawerPeeked(LibraryListElement elem)
{
scrollRect.StopMovement();
for (int i = 0; i < contentRoot.childCount; i++)
{
var childTransform = contentRoot.GetChild(i);
if (childTransform == elem.transform)
{
continue;
}
else if (childTransform.gameObject.activeSelf)
{
// TODO looped component access could be sped up by keeping list elements in a List object
var childListElement = childTransform.GetComponent <LibraryListElement>();
childListElement.CloseDrawers();
}
}
}
public void ShareElement(LibraryListElement element)
{
viewManager.ShowShareChoice(element.spray);
}
public void DeleteElement(LibraryListElement element)
{
sprayCam.DeleteSpray(element.spray);
}
public void ClickElement(LibraryListElement element)
{
// TODO: make sure wip is saved before loading the new image...
sprayCam.PreviewSpray(element.spray);
viewManager.ShowPreview();
}
private void LibraryListElement_DrawerOpened(LibraryListElement elem)
{
}