92 lines
2.2 KiB
Lua
92 lines
2.2 KiB
Lua
local log = require("scada-common.log")
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local util = require("scada-common.util")
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local core = require("graphics.core")
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local displaybox = require("graphics.elements.displaybox")
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local textbox = require("graphics.elements.textbox")
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local renderer = {}
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local gconf = {
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-- root boxes
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root = {
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fgd = colors.black,
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bkg = colors.lightGray
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}
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}
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-- render engine
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local engine = {
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monitors = nil,
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dmesg_window = nil
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}
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-- UI elements
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local ui = {
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main_box = nil,
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unit_boxes = {}
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}
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-- reset a display to the "default", but set text scale to 0.5
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local function _reset_display(monitor)
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monitor.setTextScale(0.5)
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monitor.setTextColor(colors.white)
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monitor.setBackgroundColor(colors.black)
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monitor.clear()
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monitor.setCursorPos(1, 1)
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end
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-- link to the monitor peripherals
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---@param monitors monitors_struct
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function renderer.set_displays(monitors)
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engine.monitors = monitors
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end
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-- reset all displays in use by the renderer
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function renderer.reset()
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-- reset primary monitor
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_reset_display(engine.monitors.primary)
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-- reset unit displays
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for _, monitor in pairs(engine.monitors.unit_displays) do
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_reset_display(monitor)
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end
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end
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-- initialize the dmesg output window
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function renderer.init_dmesg()
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local disp_x, disp_y = engine.monitors.primary.getSize()
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engine.dmesg_window = window.create(engine.monitors.primary, 1, 1, disp_x, disp_y)
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log.direct_dmesg(engine.dmesg_window)
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end
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-- start the coordinator GUI
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function renderer.start_ui()
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local palette = core.graphics.cpair(gconf.root.fgd, gconf.root.bkg)
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ui.main_box = displaybox{window=engine.monitors.primary,fg_bg=palette}
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textbox{parent=ui.main_box,text="Nuclear Generation Facility SCADA Coordinator",alignment=core.graphics.TEXT_ALIGN.CENTER,height=1,fg_bg=core.graphics.cpair(colors.white,colors.gray)}
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for _, monitor in pairs(engine.monitors.unit_displays) do
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table.insert(ui.unit_boxes, displaybox{window=monitor,fg_bg=palette})
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end
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end
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-- close out the UI
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function renderer.close_ui()
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-- clear root UI elements
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ui.main_box = nil
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ui.unit_boxes = {}
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-- reset displays
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renderer.reset()
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-- re-draw dmesg
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engine.dmesg_window.redraw()
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end
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return renderer
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