mirror of
https://github.com/koreader/koreader
synced 2024-11-16 06:12:56 +00:00
a4d5165f7a
* Use PluginShare to exchange data between plugins * Remove legacy code in reader.lua and kobo/device.lua, and move KOBO_LIGHT_ON_START to kobo/powerd.lua * A better sync config logic * Consider kobo without hardware frontlight toggle * update frontlight widget once toggle is tapped.
112 lines
3.3 KiB
Lua
112 lines
3.3 KiB
Lua
local BasePowerD = require("device/generic/powerd")
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local NickelConf = require("device/kobo/nickel_conf")
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local batt_state_folder =
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"/sys/devices/platform/pmic_battery.1/power_supply/mc13892_bat/"
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local KoboPowerD = BasePowerD:new{
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-- Do not actively set front light to 0, it may confuse users -- pressing
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-- hardware button won't take any effect.
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fl_min = 1, fl_max = 100,
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fl = nil,
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batt_capacity_file = batt_state_folder .. "capacity",
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is_charging_file = batt_state_folder .. "status",
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}
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-- TODO: Remove KOBO_LIGHT_ON_START
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function KoboPowerD:_syncKoboLightOnStart()
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local kobo_light_on_start = tonumber(KOBO_LIGHT_ON_START)
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if kobo_light_on_start then
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local new_intensity
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local is_frontlight_on
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if kobo_light_on_start > 0 then
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new_intensity = math.min(kobo_light_on_start, 100)
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is_frontlight_on = true
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elseif kobo_light_on_start == 0 then
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new_intensity = 0
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is_frontlight_on = false
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elseif kobo_light_on_start == -2 then
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return
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else -- if kobo_light_on_start == -1 or other unexpected value then
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-- TODO(Hzj-jie): Read current frontlight states from OS.
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return
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end
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NickelConf.frontLightLevel.set(new_intensity)
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NickelConf.frontLightState.set(is_frontlight_on)
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end
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end
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function KoboPowerD:init()
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if self.device.hasFrontlight() then
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local kobolight = require("ffi/kobolight")
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local ok, light = pcall(kobolight.open)
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if ok then
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self.fl = light
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self:_syncKoboLightOnStart()
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end
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end
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end
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function KoboPowerD:_syncIntensity(intensity)
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if NickelConf.frontLightLevel.get() ~= intensity then
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NickelConf.frontLightLevel.set(intensity)
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end
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end
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function KoboPowerD:_syncNickelConf()
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if not KOBO_SYNC_BRIGHTNESS_WITH_NICKEL then return end
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if NickelConf.frontLightState.get() == nil then
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self:_syncIntensity(self:frontlightIntensity())
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else
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if NickelConf.frontLightState.get() ~= self:isFrontlightOn() then
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NickelConf.frontLightState.set(self:isFrontlightOn())
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end
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self:_syncIntensity(self.fl_intensity)
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end
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end
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function KoboPowerD:frontlightIntensityHW()
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return NickelConf.frontLightLevel.get()
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end
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function KoboPowerD:isFrontlightOnHW()
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local result = NickelConf.frontLightState.get()
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if result == nil then
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return self.fl_intensity > 0
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end
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return result
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end
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function KoboPowerD:turnOffFrontlightHW() self:_setIntensity(0) end
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function KoboPowerD:setIntensityHW(intensity)
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if self.fl == nil then return end
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self.fl:setBrightness(intensity)
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self:_syncNickelConf()
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end
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function KoboPowerD:getCapacityHW()
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return self:read_int_file(self.batt_capacity_file)
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end
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function KoboPowerD:isChargingHW()
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return self:read_str_file(self.is_charging_file) == "Charging\n"
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end
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-- Turn off front light before suspend.
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function KoboPowerD:beforeSuspend()
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self:turnOffFrontlightHW()
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end
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-- Restore front light state after resume.
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function KoboPowerD:afterResume()
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if KOBO_LIGHT_ON_START and tonumber(KOBO_LIGHT_ON_START) > -1 then
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self:setIntensity(math.min(KOBO_LIGHT_ON_START, 100))
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elseif self:isFrontlightOn() then
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self:turnOnFrontlightHW()
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end
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end
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return KoboPowerD
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