comparison: progress.lua
progress.lua
- changeset 0
- f7beab89e5a4
- child 3
- d3e20e89d06b
equal
deleted
inserted
replaced
| -1:000000000000 | 0:f7beab89e5a4 |
|---|---|
| 1 local ceil, floor = math.ceil, math.floor; | |
| 2 local write = io.write; | |
| 3 module("progress"); | |
| 4 | |
| 5 function new(total) | |
| 6 total = total or 100; | |
| 7 | |
| 8 local anim = { '/', '-', '\\', '|' }; | |
| 9 local anim_max, anim_frame = #anim, 0; | |
| 10 | |
| 11 local completed, percent_complete = 0, 0; | |
| 12 local needs_update = true; | |
| 13 | |
| 14 local function update_data(self, new_completed) | |
| 15 completed = new_completed; | |
| 16 local new_percent_complete = floor(100/(total/completed)); | |
| 17 if percent_complete ~= new_percent_complete then | |
| 18 needs_update = true; | |
| 19 end | |
| 20 percent_complete = new_percent_complete; | |
| 21 return needs_update; | |
| 22 end | |
| 23 | |
| 24 local function update_progress_display() | |
| 25 anim_frame = (anim_frame%anim_max) + 1; | |
| 26 write("\n\027[K0% [", ("="):rep(floor(percent_complete/2)), percent_complete ~= 100 and ">" or "", (" "):rep((50-floor(percent_complete/2))-1), "] 100%"); | |
| 27 write("\n\027[K", anim[anim_frame], " ", percent_complete, "% complete"); --; ETA ", ceil((now()-start_time)/(bytes_completed/bytes_total)/60), "min"); | |
| 28 write("\027[3A\n"); | |
| 29 end | |
| 30 return { refresh = update_progress_display, update = update_data }; | |
| 31 end | |
| 32 | |
| 33 return _M; |
