140 lines
3.2 KiB
Plaintext
140 lines
3.2 KiB
Plaintext
sub init()
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m.itemGrid = m.top.findNode("itemGrid")
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m.backdrop = m.top.findNode("backdrop")
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m.newBackdrop = m.top.findNode("backdropTransition")
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m.swapAnimation = m.top.findNode("backroundSwapAnimation")
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m.swapAnimation.observeField("state", "swapDone")
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m.loadedRows = 0
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m.loadedItems = 0
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m.data = CreateObject("roSGNode", "ContentNode")
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m.itemGrid.content = m.data
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m.itemGrid.setFocus(true)
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m.itemGrid.observeField("itemFocused", "onItemFocused")
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m.itemGrid.observeField("itemSelected", "onItemSelected")
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m.newBackdrop.observeField("loadStatus", "newBGLoaded")
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'Background Image Queued for loading
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m.queuedBGUri = ""
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m.loadItemsTask = createObject("roSGNode", "LoadItemsTask2")
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end sub
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'
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'Load initial set of Data
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sub loadInitialItems()
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m.loadItemsTask.itemId = m.top.parentItem.Id
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m.loadItemsTask.observeField("content", "ItemDataLoaded")
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if m.top.parentItem.collectionType = "movies" then
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m.loadItemsTask.itemType = "Movie"
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else if m.top.parentItem.collectionType = "tvshows" then
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m.loadItemsTask.itemType = "Series"
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end if
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m.loadItemsTask.control = "RUN"
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end sub
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'
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'Handle loaded data, and add to Grid
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sub ItemDataLoaded(msg)
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itemData = msg.GetData()
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data = msg.getField()
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if itemData = invalid then
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m.Loading = false
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return
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end if
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for each item in itemData
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m.data.appendChild(item)
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end for
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'Update the stored counts
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m.loadedItems = m.itemGrid.content.getChildCount()
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m.loadedRows = m.loadedItems / m.itemGrid.numColumns
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m.Loading = false
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end sub
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'
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'Set Background Image
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sub SetBackground(backgroundUri as string)
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'If a new image is being loaded, or transitioned to, store URL to load next
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if m.swapAnimation.state <> "stopped" or m.newBackdrop.loadStatus = "loading" then
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m.queuedBGUri = backgroundUri
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return
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end if
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m.newBackdrop.uri = backgroundUri
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end sub
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'
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'Handle new item being focused
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sub onItemFocused()
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focusedRow = CInt(m.itemGrid.itemFocused / m.itemGrid.numColumns) + 1
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' Set Background
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itemInt = m.itemGrid.itemFocused
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SetBackground(m.itemGrid.content.getChild(m.itemGrid.itemFocused).backdropUrl)
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' Load more data if focus is within last 3 rows, and there are more items to load
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if focusedRow >= m.loadedRows - 3 and m.loadeditems < m.loadItemsTask.totalRecordCount then
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loadMoreData()
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end if
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end sub
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'
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'When Image Loading Status changes
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sub newBGLoaded()
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'If image load was sucessful, start the fade swap
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if m.newBackdrop.loadStatus = "ready"
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m.swapAnimation.control = "start"
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end if
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end sub
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'
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'Swap Complete
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sub swapDone()
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if m.swapAnimation.state = "stopped" then
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'Set main BG node image and hide transitioning node
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m.backdrop.uri = m.newBackdrop.uri
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m.backdrop.opacity = 0.25
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m.newBackdrop.opacity = 0
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'If there is another one to load
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if m.newBackdrop.uri <> m.queuedBGUri and m.queuedBGUri <> "" then
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SetBackground(m.queuedBGUri)
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m.queuedBGUri = ""
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end if
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end if
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end sub
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'
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'Load next set of items
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sub loadMoreData()
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if m.Loading = true then return
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m.Loading = true
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m.loadItemsTask.startIndex = m.loadedItems
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m.loadItemsTask.control = "RUN"
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end sub
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'
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'Item Selected
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sub onItemSelected()
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m.top.selectedItem = m.itemGrid.content.getChild(m.itemGrid.itemSelected)
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end sub |