mirror of
https://github.com/koreader/koreader
synced 2024-10-31 21:20:20 +00:00
90 lines
2.8 KiB
Lua
90 lines
2.8 KiB
Lua
local Blitbuffer = require("ffi/blitbuffer")
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local Button = require("ui/widget/button")
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local Device = require("device")
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local Geom = require("ui/geometry")
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local HorizontalGroup = require("ui/widget/horizontalgroup")
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local InputContainer = require("ui/widget/container/inputcontainer")
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local FrameContainer = require("ui/widget/container/framecontainer")
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local Size = require("ui/size")
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local UIManager = require("ui/uimanager")
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local _ = require("gettext")
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local Screen = Device.screen
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local ButtonProgressWidget = InputContainer:new{
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width = Screen:scaleBySize(216),
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height = Size.item.height_default,
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font_face = "cfont",
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font_size = 16,
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enabled = true,
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num_buttons = 2,
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position = 1,
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}
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function ButtonProgressWidget:init()
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self.buttonprogress_frame = FrameContainer:new{
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background = Blitbuffer.COLOR_WHITE,
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color = Blitbuffer.COLOR_GREY,
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radius = Size.radius.window,
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bordersize = 0,
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padding = Size.padding.small,
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dim = not self.enabled,
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width = self.width,
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height = self.height,
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}
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self.buttonprogress_content = HorizontalGroup:new{}
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self:update()
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self.buttonprogress_frame[1] = self.buttonprogress_content
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self[1] = self.buttonprogress_frame
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self.dimen = Geom:new(self.buttonprogress_frame:getSize())
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end
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function ButtonProgressWidget:update()
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self.buttonprogress_content:clear()
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local button_margin = Size.margin.tiny
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local button_padding = Size.padding.button
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local button_bordersize = Size.border.button
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local preselect
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local button_width = math.floor(self.width / self.num_buttons) - 2*button_padding - 2*button_margin - 2*button_bordersize
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for i = 1, self.num_buttons do
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if self.position >= i then
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preselect = true
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else
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preselect = false
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end
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local button = Button:new{
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text = "",
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radius = 0,
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margin = button_margin,
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padding = button_padding,
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bordersize = button_bordersize,
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enabled = true,
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width = button_width,
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preselect = preselect,
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text_font_face = self.font_face,
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text_font_size = self.font_size,
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callback = function()
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self.callback(i)
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self.position = i
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self:update()
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end,
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hold_callback = function()
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self.hold_callback(i)
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end,
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}
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table.insert(self.buttonprogress_content, button)
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end
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UIManager:setDirty(self.show_parrent, function()
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return "ui", self.dimen
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end)
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UIManager:setDirty("all")
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end
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function ButtonProgressWidget:setPosition(position)
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self.position = position
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self:update()
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end
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return ButtonProgressWidget
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