mirror of
https://github.com/koreader/koreader
synced 2024-11-18 03:25:46 +00:00
109 lines
4.0 KiB
Lua
109 lines
4.0 KiB
Lua
local Geom = require("ui/geometry")
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local IconWidget = require("ui/widget/iconwidget")
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local LeftContainer = require("ui/widget/container/leftcontainer")
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local WidgetContainer = require("ui/widget/container/widgetcontainer")
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local Screen = require("device").screen
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local ReaderFlipping = WidgetContainer:extend{
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-- Icons to show during crengine partial rerendering automation
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rolling_rendering_state_icons = {
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PARTIALLY_RERENDERED = "cre.render.partial",
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FULL_RENDERING_IN_BACKGROUND = "cre.render.working",
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FULL_RENDERING_READY = "cre.render.ready",
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RELOADING_DOCUMENT = "cre.render.reload",
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},
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}
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function ReaderFlipping:init()
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local icon_size = Screen:scaleBySize(32)
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self.flipping_widget = IconWidget:new{
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icon = "book.opened",
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width = icon_size,
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height = icon_size,
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}
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self.bookmark_flipping_widget = IconWidget:new{
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icon = "bookmark",
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width = icon_size,
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height = icon_size,
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}
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icon_size = Screen:scaleBySize(36)
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self.select_mode_widget = IconWidget:new{
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icon = "texture-box",
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width = icon_size,
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height = icon_size,
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alpha = true,
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}
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self[1] = LeftContainer:new{
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dimen = Geom:new{w = Screen:getWidth(), h = self.flipping_widget:getSize().h},
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self.flipping_widget,
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}
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self:resetLayout()
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end
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function ReaderFlipping:resetLayout()
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local new_screen_width = Screen:getWidth()
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if new_screen_width == self._last_screen_width then return end
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self._last_screen_width = new_screen_width
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self[1].dimen.w = new_screen_width
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end
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function ReaderFlipping:getRollingRenderingStateIconWidget()
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if not self.rolling_rendering_state_widgets then
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self.rolling_rendering_state_widgets = {}
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end
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local widget = self.rolling_rendering_state_widgets[self.ui.rolling.rendering_state]
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if widget == nil then -- not met yet
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local icon_size = Screen:scaleBySize(32)
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for k, v in pairs(self.ui.rolling.RENDERING_STATE) do -- known states
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if v == self.ui.rolling.rendering_state then -- current state
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local icon = self.rolling_rendering_state_icons[k] -- our icon (or none) for this state
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if icon then
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self.rolling_rendering_state_widgets[v] = IconWidget:new{
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icon = icon,
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width = icon_size,
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height = icon_size,
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alpha = not self.ui.rolling.cre_top_bar_enabled,
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-- if top status bar enabled, have them opaque, as they
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-- will be displayed over the bar
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-- otherwise, keep their alpha so some bits of text is
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-- visible if displayed over the text when small margins
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}
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else
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self.rolling_rendering_state_widgets[v] = false
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end
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break
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end
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end
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widget = self.rolling_rendering_state_widgets[self.ui.rolling.rendering_state]
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end
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return widget or nil -- return nil if cached widget is false
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end
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function ReaderFlipping:onSetStatusLine()
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-- Reset these widgets: we want new ones with proper alpha/opaque
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self.rolling_rendering_state_widgets = nil
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end
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function ReaderFlipping:paintTo(bb, x, y)
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local widget
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if self.ui.paging and self.view.flipping_visible then
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-- pdf page flipping or bookmark browsing mode
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widget = self.ui.paging.bookmark_flipping_mode and self.bookmark_flipping_widget or self.flipping_widget
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elseif self.ui.highlight.select_mode then
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-- highlight select mode
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widget = self.select_mode_widget
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elseif self.ui.rolling and self.ui.rolling.rendering_state then
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-- epub rerendering
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widget = self:getRollingRenderingStateIconWidget()
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end
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if widget then
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if self[1][1] ~= widget then
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self[1][1] = widget
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end
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WidgetContainer.paintTo(self, bb, x, y)
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end
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end
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return ReaderFlipping
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