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first version of splitData(...), still brain-dead and intested...

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Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
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Alex A. Naanou 2013-08-23 00:33:23 +04:00
parent 1f9a58ead0
commit ea00d8425b
1 changed files with 53 additions and 5 deletions
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58
ui/data.js
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@ -524,13 +524,14 @@ function normalizePath(url, base, mode){
// Same as getImageBefore(...), but uses gids and searches in DATA...
//
// NOTE: this uses it's own predicate...
function getGIDBefore(gid, ribbon, search){
function getGIDBefore(gid, ribbon, search, data){
gid = gid == null ? getImageGID() : gid
ribbon = ribbon == null ? getRibbonIndex() : ribbon
search = search == null ? binSearch : search
data = data == null ? DATA : data
//search = search == null ? match2(linSearch, binSearch) : search
ribbon = DATA.ribbons[ribbon]
var order = DATA.order
ribbon = data.ribbons[ribbon]
var order = data.order
var target = order.indexOf(gid)
@ -792,8 +793,55 @@ function mergeData(a, b){
// XXX signature: splitData(data, gid1[, gid2[, ...]])
function splitData(data, gid){
// XXX
// XXX this is a bit brain-dead at the moment...
function splitData(data, gid1){
var gids = []
var res = []
var cur = 0
// build the resulting data objects...
// XXX revise...
for(var i=1; i<arguments.length; i++){
var prev = cur
cur = data.order.indexOf(arguments[i])
gids.push(arguments[i])
res.push({
version: '2.0',
current: null,
ribbons: [],
order: data.order.slice(prev, cur),
image_file: null
})
}
// tail section...
res.push({
version: '2.0',
current: null,
ribbons: [],
order: data.order.slice(cur),
image_file: null
})
// split the ribbons...
for(var i=0; i<data.ribbons.length; i++){
var r = data.ribbons[i]
var cur = 0
// get all split positions...
// XXX revise...
for(var j=0; j<gids.length; j++){
var prev = cur
var cur = r.indexOf(getGIDBefore(gids[j], i, null, data)) + 1
// split and save the section to the corresponding data object...
res[j].ribbons.push(r.slice(prev, cur))
}
// tail section...
res[j+1].ribbons.push(r.slice(cur))
}
return res
}