diff options
Diffstat (limited to 'wqflask/wqflask/static/new/javascript/panelutil.coffee')
| -rw-r--r-- | wqflask/wqflask/static/new/javascript/panelutil.coffee | 205 |
1 files changed, 0 insertions, 205 deletions
diff --git a/wqflask/wqflask/static/new/javascript/panelutil.coffee b/wqflask/wqflask/static/new/javascript/panelutil.coffee deleted file mode 100644 index 42636369..00000000 --- a/wqflask/wqflask/static/new/javascript/panelutil.coffee +++ /dev/null @@ -1,205 +0,0 @@ -# A variety of utility functions used by the different panel functions
-
-root = exports ? this
-
-# determine rounding of axis labels
-formatAxis = (d) ->
- d = d[1] - d[0]
- ndig = Math.floor( Math.log(d % 10) / Math.log(10) )
- ndig = 0 if ndig > 0
- ndig = Math.abs(ndig)
- d3.format(".#{ndig}f")
-
-# unique values of array (ignore nulls)
-unique = (x) ->
- output = {}
- output[v] = v for v in x when v
- output[v] for v of output
-
-# Pull out a variable (column) from a two-dimensional array
-pullVarAsArray = (data, variable) ->
- v = []
- for i of data
- v = v.concat data[i][variable]
- v
-
-# reorganize lod/pos by chromosome
-# lodvarname==null -> case for multiple LOD columns (lodheatmap)
-# lodvarname provided -> case for one LOD column (lodchart)
-reorgLodData = (data, lodvarname=null) ->
- data.posByChr = {}
- data.lodByChr = {}
-
- for chr,i in data.chrnames
- data.posByChr[chr] = []
- data.lodByChr[chr] = []
- for pos,j in data.pos
- if data.chr[j] == chr
- data.posByChr[chr].push(pos)
- data.lodnames = [data.lodnames] unless Array.isArray(data.lodnames)
- lodval = (data[lodcolumn][j] for lodcolumn in data.lodnames)
- data.lodByChr[chr].push(lodval)
-
- if lodvarname?
- data.markers = []
- for marker,i in data.markernames
- if marker != ""
- data.markers.push({name:marker, chr:data.chr[i], pos:data.pos[i], lod:data[lodvarname][i]})
-
- data
-
-# calculate chromosome start/end + scales, for heat map
-chrscales = (data, width, chrGap, leftMargin, pad4heatmap) ->
- # start and end of chromosome positions
- chrStart = []
- chrEnd = []
- chrLength = []
- totalChrLength = 0
- maxd = 0
- for chr in data.chrnames
- d = maxdiff(data.posByChr[chr])
- maxd = d if d > maxd
-
- rng = d3.extent(data.posByChr[chr])
- chrStart.push(rng[0])
- chrEnd.push(rng[1])
- L = rng[1] - rng[0]
- chrLength.push(L)
- totalChrLength += L
-
- # adjust lengths for heatmap
- if pad4heatmap
- data.recwidth = maxd
- chrStart = chrStart.map (x) -> x-maxd/2
- chrEnd = chrEnd.map (x) -> x+maxd/2
- chrLength = chrLength.map (x) -> x+maxd
- totalChrLength += (chrLength.length*maxd)
-
- # break up x axis into chromosomes by length, with gaps
- data.chrStart = []
- data.chrEnd = []
- cur = leftMargin
- cur += chrGap/2 unless pad4heatmap
- data.xscale = {}
- for chr,i in data.chrnames
- data.chrStart.push(cur)
- w = Math.round((width-chrGap*(data.chrnames.length-pad4heatmap))/totalChrLength*chrLength[i])
- data.chrEnd.push(cur + w)
- cur = data.chrEnd[i] + chrGap
- # x-axis scales, by chromosome
- data.xscale[chr] = d3.scale.linear()
- .domain([chrStart[i], chrEnd[i]])
- .range([data.chrStart[i], data.chrEnd[i]])
-
- # return data with new stuff added
- data
-
-# Select a set of categorical colors
-# ngroup is positive integer
-# palette = "dark" or "pastel"
-selectGroupColors = (ngroup, palette) ->
- return [] if ngroup == 0
-
- if palette == "dark"
- return ["slateblue"] if ngroup == 1
- return ["MediumVioletRed", "slateblue"] if ngroup == 2
- return colorbrewer.Set1[ngroup] if ngroup <= 9
- return d3.scale.category20().range()[0...ngroup]
- else
- return [d3.rgb(190, 190, 190)] if ngroup == 1
- return ["lightpink", "lightblue"] if ngroup == 2
- return colorbrewer.Pastel1[ngroup] if ngroup <= 9
- # below is rough attempt to make _big_ pastel palette
- return ["#8fc7f4", "#fed7f8", "#ffbf8e", "#fffbb8",
- "#8ce08c", "#d8ffca", "#f68788", "#ffd8d6",
- "#d4a7fd", "#f5f0f5", "#cc968b", "#f4dcd4",
- "#f3b7f2", "#f7f6f2", "#bfbfbf", "#f7f7f7",
- "#fcfd82", "#fbfbcd", "#87feff", "#defaf5"][0...ngroup]
-
-# expand element/array (e.g., of colors) to a given length
-# single elment -> array, then repeated to length n
-expand2vector = (input, n) ->
- return input if Array.isArray(input) and input.length >= n
- input = [input] unless Array.isArray(input)
- input = (input[0] for i of d3.range(n)) if input.length == 1 and n > 1
- input
-
-# median of a vector
-median = (x) ->
- return null if !x?
- n = x.length
- x.sort((a,b) -> a-b)
- if n % 2 == 1
- return x[(n-1)/2]
- (x[n/2] + x[(n/2)-1])/2
-
-# given a vector of x's, return hash with values to left and right, and the differences
-getLeftRight = (x) ->
- n = x.length
- x.sort( (a,b) -> a-b )
-
- xdif = []
- result = {}
- for v in x
- result[v] = {}
-
- for i in [1...n]
- xdif.push(x[i]-x[i-1])
- result[x[i]].left = x[i-1]
- for i in [0...(n-1)]
- result[x[i]].right = x[i+1]
-
- xdif = median(xdif)
- result.mediandiff = xdif
-
- result[x[0]].left = x[0]-xdif
- result[x[n-1]].right = x[n-1]+xdif
- result.extent = [x[0]-xdif/2, x[n-1]+xdif/2]
-
- result
-
-# maximum difference between adjacent values in a vector
-maxdiff = (x) ->
- return null if x.length < 2
- result = x[1] - x[0]
- return result if x.length < 3
- for i in [2...x.length]
- d = x[i] - x[i-1]
- result = d if d > result
- result
-
-# matrix extent, min max
-matrixMin = (mat) ->
- result = mat[0][0]
- for i of mat
- for j of mat[i]
- result = mat[i][j] if result > mat[i][j]
- result
-
-matrixMax = (mat) ->
- result = mat[0][0]
- for i of mat
- for j of mat[i]
- result = mat[i][j] if result < mat[i][j]
- result
-
-matrixMaxAbs = (mat) ->
- result = Math.abs(mat[0][0])
- for i of mat
- for j of mat[i]
- result = Math.abs(mat[i][j]) if result < mat[i][j]
- result
-
-matrixExtent = (mat) -> [matrixMin(mat), matrixMax(mat)]
-
-d3.selection.prototype.moveToFront = () ->
- this.each () -> this.parentNode.appendChild(this)
-
-d3.selection.prototype.moveToBack = () ->
- this.each () ->
- firstChild = this.parentNode.firstchild
- this.parentNode.insertBefore(this, firstChild) if firstChild
-
-forceAsArray = (x) ->
- return x if Array.isArray(x)
- [x]
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