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koreader/frontend/apps/reader/modules/readerscreenshot.lua

57 lines
1.5 KiB
Lua

local InputContainer = require("ui/widget/container/inputcontainer")
local Device = require("device")
local Screen = require("device").screen
local GestureRange = require("ui/gesturerange")
local UIManager = require("ui/uimanager")
local InfoMessage = require("ui/widget/infomessage")
local _ = require("gettext")
local DEBUG = require("dbg")
local ReaderScreenshot = InputContainer:new{
datetime_name = "screenshots/Screenshot_%Y-%b-%d_%H%M%S.png",
}
function ReaderScreenshot:init()
local diagonal = math.sqrt(
math.pow(Screen:getWidth(), 2) +
math.pow(Screen:getHeight(), 2)
)
self.ges_events = {
TapDiagonal = {
GestureRange:new{
ges = "two_finger_tap",
scale = {diagonal - Screen:scaleByDPI(200), diagonal},
rate = 1.0,
}
},
SwipeDiagonal = {
GestureRange:new{
ges = "swipe",
scale = {diagonal - Screen:scaleByDPI(200), diagonal},
rate = 1.0,
}
},
}
end
function ReaderScreenshot:onScreenshot(filename)
local screenshot_name = filename or os.date(self.datetime_name)
UIManager:show(InfoMessage:new{
text = _("Writing screen to ")..screenshot_name,
timeout = 2,
})
Screen:shot(screenshot_name)
UIManager.full_refresh = true
return true
end
function ReaderScreenshot:onTapDiagonal()
return self:onScreenshot()
end
function ReaderScreenshot:onSwipeDiagonal()
return self:onScreenshot()
end
return ReaderScreenshot