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62 lines
1.6 KiB
Lua
62 lines
1.6 KiB
Lua
require "ui/device"
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ReaderFrontLight = InputContainer:new{
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steps = {0,1,2,3,4,5,6,7,8,9,10},
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intensity = nil,
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}
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function ReaderFrontLight:init()
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local dev_mod = Device:getModel()
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if dev_mod == "KindlePaperWhite" then
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require "liblipclua"
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self.lipc_handle = lipc.init("com.github.koreader")
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if self.lipc_handle then
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self.intensity = self.lipc_handle:get_int_property("com.lab126.powerd", "flIntensity")
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end
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end
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self.ges_events = {
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Adjust = {
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GestureRange:new{
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ges = "two_finger_pan",
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range = Geom:new{
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x = 0, y = 0,
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w = Screen:getWidth(),
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h = Screen:getHeight(),
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},
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rate = 2.0,
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}
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},
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}
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end
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function ReaderFrontLight:onAdjust(arg, ges)
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if self.lipc_handle and self.intensity ~=nil then
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local rel_proportion = ges.distance / Screen:getWidth()
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local delta_int = self.steps[math.ceil(#self.steps*rel_proportion)]
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local msg = ""
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if ges.direction == "north" then
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msg = _("Increase front light intensity to ")
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self.intensity = self.intensity + delta_int
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self:setIntensity(self.intensity, msg)
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elseif ges.direction == "south" then
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msg = _("Decrease front light intensity to ")
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self.intensity = self.intensity - delta_int
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self:setIntensity(self.intensity, msg)
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end
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end
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return true
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end
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function ReaderFrontLight:setIntensity(intensity, msg)
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if self.lipc_handle then
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intensity = intensity < 0 and 0 or intensity
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intensity = intensity > 24 and 24 or intensity
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self.lipc_handle:set_int_property("com.lab126.powerd", "flIntensity", intensity)
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UIManager:show(Notification:new{
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text = msg..intensity,
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timeout = 1
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})
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end
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return true
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end
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