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79 lines
2.4 KiB
Lua
79 lines
2.4 KiB
Lua
11 years ago
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local InputContainer = require("ui/widget/container/inputcontainer")
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local Screen = require("ui/screen")
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local Geom = require("ui/geometry")
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local Device = require("ui/device")
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11 years ago
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local Event = require("ui/event")
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11 years ago
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local GestureRange = require("ui/gesturerange")
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local _ = require("gettext")
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local ReaderRotation = InputContainer:new{
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11 years ago
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ROTATE_ANGLE_THRESHOLD = 15,
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current_rotation = 0
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13 years ago
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}
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12 years ago
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function ReaderRotation:init()
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11 years ago
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if Device:hasKeyboard() then
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self.key_events = {
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-- these will all generate the same event, just with different arguments
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RotateLeft = {
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{"J"},
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doc = _("rotate left by 90 degrees"),
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event = "Rotate", args = -90 },
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RotateRight = {
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{"K"},
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doc = _("rotate right by 90 degrees"),
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event = "Rotate", args = 90 },
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}
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end
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if Device:isTouchDevice() then
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self.ges_events = {
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RotateGes = {
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GestureRange:new{
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ges = "rotate",
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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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}
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},
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TwoFingerPanRelease = {
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GestureRange:new{
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ges = "two_finger_pan_release",
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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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}
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}
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}
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end
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12 years ago
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end
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13 years ago
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-- TODO: reset rotation on new document, maybe on new page?
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function ReaderRotation:onRotate(rotate_by)
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11 years ago
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self.current_rotation = (self.current_rotation + rotate_by) % 360
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self.ui:handleEvent(Event:new("RotationUpdate", self.current_rotation))
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return true
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13 years ago
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end
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12 years ago
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function ReaderRotation:onRotateGes(arg, ges)
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11 years ago
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self.rotate_angle = ges.angle
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return true
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12 years ago
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end
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function ReaderRotation:onTwoFingerPanRelease(arg, ges)
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11 years ago
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if self.rotate_angle and self.rotate_angle > self.ROTATE_ANGLE_THRESHOLD then
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if Screen:getScreenMode() == "portrait" then
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self.ui:handleEvent(Event:new("SetScreenMode", "landscape"))
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else
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self.ui:handleEvent(Event:new("SetScreenMode", "portrait"))
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end
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self.rotate_angle = nil
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end
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12 years ago
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end
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11 years ago
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return ReaderRotation
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