mirror of
https://github.com/MikaylaFischler/cc-mek-scada.git
synced 2024-08-30 18:22:34 +00:00
94 lines
2.8 KiB
Lua
94 lines
2.8 KiB
Lua
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-- Loading/Waiting Animation Graphics Element
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local tcd = require("scada-common.tcallbackdsp")
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local element = require("graphics.element")
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---@class waiting_args
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---@field parent graphics_element
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---@field id? string element id
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---@field x? integer 1 if omitted
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---@field y? integer 1 if omitted
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---@field fg_bg? cpair foreground/background colors
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-- new waiting animation element
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---@param args waiting_args
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---@return graphics_element element, element_id id
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local function waiting(args)
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local state = 0
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args.width = 4
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args.height = 3
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-- create new graphics element base object
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local e = element.new(args)
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local blit_fg = e.fg_bg.blit_fgd
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local blit_bg = e.fg_bg.blit_bkg
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local blit_fg_2x = e.fg_bg.blit_fgd .. e.fg_bg.blit_fgd
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local blit_bg_2x = e.fg_bg.blit_bkg .. e.fg_bg.blit_bkg
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local function update()
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e.window.clear()
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if state >= 0 and state < 7 then
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-- top
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e.window.setCursorPos(1 + math.floor(state / 2), 1)
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if state % 2 == 0 then
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e.window.blit("\x8f", blit_fg, blit_bg)
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else
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e.window.blit("\x8a\x85", blit_fg_2x, blit_bg_2x)
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end
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-- bottom
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e.window.setCursorPos(4 - math.ceil(state / 2), 3)
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if state % 2 == 0 then
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e.window.blit("\x8f", blit_fg, blit_bg)
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else
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e.window.blit("\x8a\x85", blit_fg_2x, blit_bg_2x)
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end
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else
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local st = state - 7
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-- right
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if st % 3 == 0 then
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e.window.setCursorPos(4, 1 + math.floor(st / 3))
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e.window.blit("\x83", blit_bg, blit_fg)
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elseif st % 3 == 1 then
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e.window.setCursorPos(4, 1 + math.floor(st / 3))
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e.window.blit("\x8f", blit_bg, blit_fg)
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e.window.setCursorPos(4, 2 + math.floor(st / 3))
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e.window.blit("\x83", blit_fg, blit_bg)
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else
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e.window.setCursorPos(4, 2 + math.floor(st / 3))
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e.window.blit("\x8f", blit_fg, blit_bg)
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end
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-- left
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if st % 3 == 0 then
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e.window.setCursorPos(1, 3 - math.floor(st / 3))
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e.window.blit("\x83", blit_fg, blit_bg)
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e.window.setCursorPos(1, 2 - math.floor(st / 3))
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e.window.blit("\x8f", blit_bg, blit_fg)
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elseif st % 3 == 1 then
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e.window.setCursorPos(1, 2 - math.floor(st / 3))
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e.window.blit("\x83", blit_bg, blit_fg)
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else
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e.window.setCursorPos(1, 2 - math.floor(st / 3))
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e.window.blit("\x8f", blit_fg, blit_bg)
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end
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end
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state = state + 1
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if state >= 12 then state = 0 end
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tcd.dispatch(0.5, update)
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end
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update()
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return e.get()
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end
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return waiting
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