mirror of
https://github.com/koreader/koreader
synced 2024-11-13 19:11:25 +00:00
302 lines
9.4 KiB
Lua
302 lines
9.4 KiB
Lua
local InputContainer = require("ui/widget/container/inputcontainer")
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local CenterContainer = require("ui/widget/container/centercontainer")
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local RightContainer = require("ui/widget/container/rightcontainer")
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local BottomContainer = require("ui/widget/container/bottomcontainer")
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local FrameContainer = require("ui/widget/container/framecontainer")
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local ProgressWidget = require("ui/widget/progresswidget")
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local HorizontalGroup = require("ui/widget/horizontalgroup")
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local TextWidget = require("ui/widget/textwidget")
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local GestureRange = require("ui/gesturerange")
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local UIManager = require("ui/uimanager")
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local Device = require("device")
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local Screen = require("device").screen
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local Geom = require("ui/geometry")
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local Event = require("ui/event")
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local Font = require("ui/font")
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local DEBUG = require("dbg")
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local Blitbuffer = require("ffi/blitbuffer")
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local ReaderFooter = InputContainer:new{
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mode = 1,
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visible = true,
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pageno = nil,
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pages = nil,
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toc_level = 0,
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max_ticks = 100,
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progress_percentage = 0.0,
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progress_text = nil,
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text_font_face = "ffont",
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text_font_size = DMINIBAR_FONT_SIZE,
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bar_height = Screen:scaleBySize(DMINIBAR_HEIGHT),
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height = Screen:scaleBySize(DMINIBAR_CONTAINER_HEIGHT),
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padding = Screen:scaleBySize(10),
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}
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function ReaderFooter:init()
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self.pageno = self.view.state.page
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self.pages = self.view.document:getPageCount()
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local text_default = ""
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if DMINIBAR_ALL_AT_ONCE then
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local info = {}
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if DMINIBAR_BATTERY then
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table.insert(info, "B:100%")
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end
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if DMINIBAR_TIME then
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table.insert(info, "WW:WW")
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end
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if DMINIBAR_PAGES then
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table.insert(info, "0000 / 0000")
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end
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if DMINIBAR_NEXT_CHAPTER then
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table.insert(info, "=> 000")
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end
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text_default = table.concat(info, " | ")
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else
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text_default = string.format(" %d / %d ", self.pages, self.pages)
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end
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self.progress_text = TextWidget:new{
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text = text_default,
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face = Font:getFace(self.text_font_face, self.text_font_size),
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}
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local text_width = self.progress_text:getSize().w
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local ticks_candidates = {}
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if self.ui.toc and DMINIBAR_PROGRESS_MARKER then
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local max_level = self.ui.toc:getMaxDepth()
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for i = 0, -max_level, -1 do
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local ticks = self.ui.toc:getTocTicks(i)
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if #ticks < self.max_ticks then
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table.insert(ticks_candidates, ticks)
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end
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end
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-- find the finest toc ticks by sorting out the largest one
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table.sort(ticks_candidates, function(a, b) return #a > #b end)
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end
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self.progress_bar = ProgressWidget:new{
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width = math.floor(Screen:getWidth() - text_width - self.padding),
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height = self.bar_height,
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percentage = self.progress_percentage,
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ticks = ticks_candidates[1] or {},
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tick_width = DMINIBAR_TOC_MARKER_WIDTH,
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last = self.pages,
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}
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local horizontal_group = HorizontalGroup:new{}
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local bar_container = RightContainer:new{
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dimen = Geom:new{ w = Screen:getWidth() - text_width, h = self.height },
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self.progress_bar,
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}
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local text_container = CenterContainer:new{
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dimen = Geom:new{ w = text_width, h = self.height },
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self.progress_text,
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}
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if DMINIBAR_PROGRESSBAR then
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table.insert(horizontal_group, bar_container)
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end
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table.insert(horizontal_group, text_container)
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self[1] = BottomContainer:new{
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dimen = Screen:getSize(),
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BottomContainer:new{
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dimen = Geom:new{w = Screen:getWidth(), h = self.height*2},
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FrameContainer:new{
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horizontal_group,
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background = Blitbuffer.COLOR_WHITE,
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bordersize = 0,
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padding = 0,
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}
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}
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}
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self.dimen = self[1]:getSize()
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self:updateFooterPage()
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local range = Geom:new{
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x = Screen:getWidth()*DTAP_ZONE_MINIBAR.x,
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y = Screen:getHeight()*DTAP_ZONE_MINIBAR.y,
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w = Screen:getWidth()*DTAP_ZONE_MINIBAR.w,
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h = Screen:getHeight()*DTAP_ZONE_MINIBAR.h
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}
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if Device:isTouchDevice() then
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self.ges_events = {
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TapFooter = {
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GestureRange:new{
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ges = "tap",
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range = range,
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},
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},
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HoldFooter = {
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GestureRange:new{
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ges = "hold",
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range = range,
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},
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},
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}
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end
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self.mode = G_reader_settings:readSetting("reader_footer_mode") or self.mode
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self:applyFooterMode()
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end
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function ReaderFooter:getBatteryInfo()
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local powerd = Device:getPowerDevice()
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--local state = powerd:isCharging() and -1 or powerd:getCapacity()
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return "B:" .. powerd:getCapacity() .. "%"
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end
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function ReaderFooter:getTimeInfo()
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return os.date("%H:%M")
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end
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function ReaderFooter:getProgressInfo()
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return string.format("%d / %d", self.pageno, self.pages)
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end
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function ReaderFooter:getNextChapterInfo()
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local left = self.ui.toc:getChapterPagesLeft(self.pageno, self.toc_level)
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return "=> " .. (left and left or self.pages - self.pageno)
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end
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function ReaderFooter:updateFooterPage()
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if type(self.pageno) ~= "number" then return end
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self.progress_bar.percentage = self.pageno / self.pages
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if DMINIBAR_ALL_AT_ONCE then
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local info = {}
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if DMINIBAR_BATTERY then
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table.insert(info, self:getBatteryInfo())
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end
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if DMINIBAR_TIME then
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table.insert(info, self:getTimeInfo())
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end
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if DMINIBAR_PAGES then
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table.insert(info, self:getProgressInfo())
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end
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if DMINIBAR_NEXT_CHAPTER then
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table.insert(info, self:getNextChapterInfo())
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end
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self.progress_text.text = table.concat(info, " | ")
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else
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local info = ""
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if self.mode == 1 then
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info = self:getProgressInfo()
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elseif self.mode == 2 then
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info = self:getTimeInfo()
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elseif self.mode == 3 then
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info = self:getNextChapterInfo()
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elseif self.mode == 4 then
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info = self:getBatteryInfo()
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end
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self.progress_text.text = info
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end
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end
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function ReaderFooter:updateFooterPos()
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if type(self.position) ~= "number" then return end
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self.progress_bar.percentage = self.position / self.doc_height
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if self.show_time then
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self.progress_text.text = self:getTimeInfo()
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else
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local percentage = self.progress_bar.percentage
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self.progress_text.text = string.format("%1.f", percentage*100) .. "%"
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end
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end
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function ReaderFooter:onPageUpdate(pageno)
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self.pageno = pageno
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self.pages = self.view.document.info.number_of_pages
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self:updateFooterPage()
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end
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function ReaderFooter:onPosUpdate(pos)
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self.position = pos
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self.doc_height = self.view.document.info.doc_height
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self:updateFooterPos()
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end
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-- recalculate footer sizes when document page count is updated
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function ReaderFooter:onUpdatePos()
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UIManager:scheduleIn(0.1, function() self:init() end)
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end
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function ReaderFooter:applyFooterMode(mode)
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-- three modes switcher for reader footer
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-- 0 for footer off
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-- 1 for footer page info
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-- 2 for footer time info
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-- 3 for footer next_chapter info
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-- 4 for battery status
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if mode ~= nil then self.mode = mode end
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if self.mode == 0 then
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self.view.footer_visible = false
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else
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self.view.footer_visible = true
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end
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end
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function ReaderFooter:onEnterFlippingMode()
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self.orig_mode = self.mode
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self:applyFooterMode(1)
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end
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function ReaderFooter:onExitFlippingMode()
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self:applyFooterMode(self.orig_mode)
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end
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function ReaderFooter:onTapFooter(arg, ges)
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if self.view.flipping_visible then
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local pos = ges.pos
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local dimen = self.progress_bar.dimen
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-- if reader footer is not drawn before the dimen value should be nil
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if dimen then
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local percentage = (pos.x - dimen.x)/dimen.w
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self.ui:handleEvent(Event:new("GotoPercentage", percentage))
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end
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else
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self.mode = (self.mode + 1) % 5
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if DMINIBAR_ALL_AT_ONCE and (self.mode > 1) then
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self.mode = 0
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end
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if (self.mode == 1) and not DMINIBAR_PAGES then
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self.mode = 2
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end
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if (self.mode == 2) and not DMINIBAR_TIME then
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self.mode = 3
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end
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if (self.mode == 3) and not DMINIBAR_NEXT_CHAPTER then
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self.mode = 4
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end
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if (self.mode == 4) and not DMINIBAR_BATTERY then
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self.mode = 0
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end
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self:applyFooterMode()
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local region = Geom:new{
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x = 0,
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y = Screen:getHeight() - self.height,
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w = Screen:getWidth(),
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h = self.height
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}
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UIManager.update_regions_func = function()
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return {region}
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end
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end
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if self.pageno then
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self:updateFooterPage()
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else
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self:updateFooterPos()
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end
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UIManager:setDirty(self.view.dialog, "partial")
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G_reader_settings:saveSetting("reader_footer_mode", self.mode)
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return true
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end
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function ReaderFooter:onHoldFooter(arg, ges)
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self.ui:handleEvent(Event:new("ShowGotoDialog"))
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return true
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end
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function ReaderFooter:onSetStatusLine(status_line)
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self.view.footer_visible = status_line == 1 and true or false
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self.ui.document:setStatusLineProp(status_line)
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self.ui:handleEvent(Event:new("UpdatePos"))
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end
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return ReaderFooter
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