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119 lines
2.8 KiB
Lua
119 lines
2.8 KiB
Lua
local InputContainer = require("ui/widget/container/inputcontainer")
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local Geom = require("ui/geometry")
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local Screen = require("ui/screen")
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local Device = require("ui/device")
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local GestureRange = require("ui/gesturerange")
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local _ = require("gettext")
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local ReaderFrontLight = InputContainer:new{
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steps = {0,1,2,3,4,5,6,7,8,9,10},
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}
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function ReaderFrontLight:init()
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if Device:getFrontlight() ~= nil then
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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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self.ui.menu:registerToMainMenu(self)
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end
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end
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function ReaderFrontLight:onAdjust(arg, ges)
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local fl = Device:getFrontlight()
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if fl.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)] or self.steps[#self.steps]
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local msg = nil
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if ges.direction == "north" then
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msg = _("Increase front light intensity to ")
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fl:setIntensity(fl.intensity + delta_int)
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elseif ges.direction == "south" then
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msg = _("Decrease front light intensity to ")
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fl:setIntensity(fl.intensity - delta_int)
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end
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if msg ~= nil then
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UIManager:show(Notification:new{
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text = msg..fl.intensity,
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timeout = 1
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})
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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:addToMainMenu(tab_item_table)
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-- insert fldial command to main reader menu
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table.insert(tab_item_table.main, {
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text = _("Frontlight settings"),
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callback = function()
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self:onShowFlDialog()
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end,
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})
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end
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function ReaderFrontLight:onShowFlDialog()
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local fl = Device:getFrontlight()
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self.fl_dialog = InputDialog:new{
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title = _("Frontlight Level"),
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input_hint = ("(%d - %d)"):format(fl.min, fl.max),
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buttons = {
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{
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{
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text = _("Toggle"),
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enabled = true,
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callback = function()
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self.fl_dialog.input:setText("")
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fl:toggle()
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end,
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},
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{
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text = _("Apply"),
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enabled = true,
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callback = function()
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self:fldialIntensity()
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end,
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},
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{
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text = _("OK"),
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enabled = true,
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callback = function()
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self:fldialIntensity()
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self:close()
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end,
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},
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},
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},
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input_type = "number",
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width = Screen:getWidth() * 0.8,
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height = Screen:getHeight() * 0.2,
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}
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self.fl_dialog:onShowKeyboard()
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UIManager:show(self.fl_dialog)
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end
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function ReaderFrontLight:close()
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self.fl_dialog:onClose()
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G_reader_settings:saveSetting("frontlight_intensity", Device:getFrontlight().intensity)
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UIManager:close(self.fl_dialog)
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end
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function ReaderFrontLight:fldialIntensity()
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local number = tonumber(self.fl_dialog:getInputText())
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if number ~= nil then
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Device:getFrontlight():setIntensity(number)
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end
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end
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return ReaderFrontLight
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