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61 lines
1.7 KiB
Lua
61 lines
1.7 KiB
Lua
local InputContainer = require("ui/widget/container/inputcontainer")
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local InfoMessage = require("ui/widget/infomessage")
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local GestureRange = require("ui/gesturerange")
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local DataStorage = require("datastorage")
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local UIManager = require("ui/uimanager")
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local Screen = require("device").screen
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local T = require("ffi/util").template
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local _ = require("gettext")
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local Screenshoter = InputContainer:new{
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prefix = 'Screenshot',
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}
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function Screenshoter:init()
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local screenshots_dir = DataStorage:getDataDir() .. "/screenshots/"
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self.screenshot_fn_fmt = screenshots_dir .. self.prefix .. "_%Y-%b-%d_%H%M%S.png"
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local diagonal = math.sqrt(
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math.pow(Screen:getWidth(), 2) +
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math.pow(Screen:getHeight(), 2)
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)
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self.ges_events = {
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TapDiagonal = {
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GestureRange:new{
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ges = "two_finger_tap",
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scale = {diagonal - Screen:scaleBySize(200), diagonal},
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rate = 1.0,
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}
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},
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SwipeDiagonal = {
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GestureRange:new{
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ges = "swipe",
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scale = {diagonal - Screen:scaleBySize(200), diagonal},
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rate = 1.0,
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}
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},
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}
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end
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function Screenshoter:onScreenshot(filename)
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local screenshot_name = filename or os.date(self.screenshot_fn_fmt)
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UIManager:show(InfoMessage:new{
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text = T( _("Saving screenshot to %1."), screenshot_name),
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timeout = 3,
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})
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Screen:shot(screenshot_name)
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-- trigger full refresh
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UIManager:setDirty(nil, "full")
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return true
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end
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function Screenshoter:onTapDiagonal()
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return self:onScreenshot()
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end
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function Screenshoter:onSwipeDiagonal()
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return self:onScreenshot()
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end
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return Screenshoter
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