export-metrics.lua

   1 local pluginKey = "bts/metrics"
   2
   3 local sprite = app.sprite
   4
   5 local name = app.fs.fileTitle(sprite.filename)
   6
   7 local previousExportFilename = sprite.properties(pluginKey).previousExportFilename
   8
   9 if previousExportFilename == nil then
  10         local defaultPath = app.fs.filePath(sprite.filename)
  11         local defaultFilename = name..".lua"
  12         previousExportFilename = app.fs.joinPath(defaultPath, defaultFilename)
  13 end
  14
  15 local dlg = Dialog()
  16 dlg:file{ id="metrics_filename", label="Metrics output:", filename=previousExportFilename, filetypes=".lua", save=true }
  17 dlg:button{ id="confirm", text="Confirm" }
  18 dlg:button{ id="cancel", text="Cancel" }
  19 dlg:show()
  20
  21 local data = dlg.data
  22 if data.confirm then
  23         name = app.fs.fileTitle(data.metrics_filename)
  24
  25         local basePath = app.fs.filePath(data.metrics_filename)
  26         local imagePath = app.fs.joinPath(basePath, name)
  27
  28         local layerLookup = {}
  29         local originalLayerVisible = {}
  30
  31         for i, layer in ipairs(sprite.layers) do
  32                 if layer.parent == layer.sprite then
  33                         originalLayerVisible[layer.name] = layer.isVisible
  34                         layer.isVisible = false
  35
  36                         layerLookup[layer.name] = layer
  37                 end
  38         end
  39
  40         local imageDetails = {}
  41
  42         for i, slice in ipairs(sprite.slices) do
  43                 local id = slice.name
  44
  45                 if layerLookup[id] then
  46                         local layer = layerLookup[id]
  47                         local filename = app.fs.joinPath(imagePath, id..".png")
  48
  49                         layer.isVisible = true
  50                         app.command.SaveFileCopyAs{ ui=false, filename=filename, slice=id }
  51                         layer.isVisible = false
  52
  53                         table.insert(imageDetails, id)
  54                 end
  55         end
  56
  57         local metricsDetails = {}
  58
  59         for i, slice in ipairs(sprite.slices) do
  60                 local id = slice.name
  61                 local sliceMetrics = {}
  62
  63                 sliceMetrics["origin"] = { slice.bounds.x, slice.bounds.y}
  64                 sliceMetrics["size"] = { slice.bounds.width, slice.bounds.height}
  65                 sliceMetrics["center"] = { (slice.bounds.x + slice.bounds.width / 2), (slice.bounds.y + slice.bounds.height / 2)}
  66
  67                 metricsDetails[id] = sliceMetrics
  68         end
  69
  70         --[[if false then
  71                 local metricsFilename = app.fs.joinPath(metricsPath, name..".ui.metrics.json")
  72                 local metricsFile = io.open(metricsFilename, "w")
  73                 local metricsJson = json.encode(metricsDetails)
  74                 metricsFile:write(metricsJson)
  75                 io.close(metricsFile)
  76         end]]
  77
  78         if true then
  79                 --local metricsFilename = app.fs.joinPath(metricsPath, data.metrics_filename)
  80                 local metricsFile = io.open(data.metrics_filename, "w")
  81
  82                 metricsFile:write(name.."ImagesTable = {\n")
  83                 for k,v in ipairs(imageDetails) do
  84                         metricsFile:write("\t\"" .. v .. "\",\n")
  85                 end
  86                 metricsFile:write("}\n")
  87                 metricsFile:write("\n")
  88
  89                 metricsFile:write(name.."MetricsTable = {\n")
  90                 for k,v in pairs(metricsDetails) do
  91                         metricsFile:write("\n")
  92                         metricsFile:write("\t[\"" .. k .. ".origin\"] = { x=" .. v["origin"][1] .. ", y=" .. v["origin"][2] .. " },\n")
  93                         metricsFile:write("\t[\"" .. k .. ".size\"] = { w=" .. v["size"][1] .. ", h=" .. v["size"][2] .. " },\n")
  94                         metricsFile:write("\t[\"" .. k .. ".center\"] = { x=" .. v["center"][1] .. ", y=" .. v["center"][2] .. " },\n")
  95                 end
  96                 metricsFile:write("\n")
  97                 metricsFile:write("}\n")
  98                 metricsFile:write("\n")
  99                 metricsFile:write("registerMetrics(\""..name.."\", "..name.."ImagesTable, "..name.."MetricsTable)\n")
 100
 101                 io.close(metricsFile)
 102         end
 103
 104         for k, v in pairs(originalLayerVisible) do
 105                 local layer = layerLookup[k]
 106                 layer.isVisible = v
 107         end
 108
 109         sprite.properties(pluginKey).previousExportFilename = data.metrics_filename
 110 end