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@ -2,16 +2,6 @@ local BasePowerD = require("device/generic/powerd")
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local ffi = require("ffi")
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local inkview = ffi.load("inkview")
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ffi.cdef[[
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void OpenScreen();
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int GetFrontlightState(void);
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int GetFrontlightColor(void);
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void SetFrontlightState(int flstate);
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void SetFrontlightColor(int color);
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int GetBatteryPower();
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int IsCharging();
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]]
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local PocketBookPowerD = BasePowerD:new{
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is_charging = nil,
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fl_warmth = nil,
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@ -32,18 +22,45 @@ function PocketBookPowerD:init()
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end
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function PocketBookPowerD:frontlightIntensityHW()
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-- Always update fl_intensity (and perhaps fl_warmth) from the OS value whenever queried (its fast).
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-- This way koreader setting can stay in sync even if the value is changed behind its back.
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self.fl_intensity = math.max(0, inkview.GetFrontlightState())
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if self.fl_warmth then
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self.fl_warmth = math.max(0, inkview.GetFrontlightColor())
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end
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return self.fl_intensity
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end
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function PocketBookPowerD:frontlightIntensity()
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if not self.device:hasFrontlight() then return 0 end
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return inkview.GetFrontlightState()
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if self:isFrontlightOff() then return 0 end
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return self:frontlightIntensityHW()
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end
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function PocketBookPowerD:setIntensityHW(intensity)
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local v2api = pcall(function()
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inkview.SetFrontlightEnabled(intensity == 0 and 0 or 1)
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end)
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if intensity == 0 then
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-- -1 is valid only for the old api, on newer firmwares that's just a bogus brightness level
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if not v2api then
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inkview.SetFrontlightState(-1)
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end
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else
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inkview.SetFrontlightState(intensity)
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end
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end
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function PocketBookPowerD:isFrontlightOn()
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if not self.device:hasFrontlight() then return false end
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-- Query directly instead of assuming from cached value.
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local enabled = inkview.GetFrontlightState() >= 0
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pcall(function()
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enabled = inkview.GetFrontlightEnabled() > 0
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end)
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return enabled
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end
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function PocketBookPowerD:setWarmth(level)
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if self.fl_warmth then
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self.fl_warmth = level or self.fl_warmth
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