mirror of
https://github.com/koreader/koreader
synced 2024-11-16 06:12:56 +00:00
105 lines
3.7 KiB
Lua
105 lines
3.7 KiB
Lua
local FFIUtil = require("ffi/util")
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local ReaderUI = require("apps/reader/readerui")
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local UIManager = require("ui/uimanager")
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local _ = require("gettext")
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local T = FFIUtil.template
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local PageOverlap = {
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text = _("Page overlap"),
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sub_item_table = {
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{
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text_func = function()
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local text = _("Page overlap")
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if G_reader_settings:isTrue("page_overlap_enable") then
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text = text .. " ★"
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end
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return text
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end,
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checked_func = function()
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return ReaderUI.instance.view:isOverlapAllowed() and ReaderUI.instance.view.page_overlap_enable
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end,
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callback = function()
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local view = ReaderUI.instance.view
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if view:isOverlapAllowed() then
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if view.page_overlap_enable then
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view.dim_area:clear()
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end
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view.page_overlap_enable = not view.page_overlap_enable
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else
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UIManager:show(require("ui/widget/infomessage"):new{
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text = _("Page overlap cannot be enabled in the current view mode."),
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timeout = 2,
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})
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end
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end,
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hold_callback = function(touchmenu_instance)
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G_reader_settings:flipNilOrFalse("page_overlap_enable")
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touchmenu_instance:updateItems()
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end,
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},
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}
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}
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table.insert(PageOverlap.sub_item_table, {
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keep_menu_open = true,
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text_func = function()
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return T(_("Number of lines: %1"), G_reader_settings:readSetting("copt_overlap_lines") or 1)
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end,
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enabled_func = function()
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return not ReaderUI.instance.document.info.has_pages and
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ReaderUI.instance.view:isOverlapAllowed() and ReaderUI.instance.view.page_overlap_enable
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end,
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callback = function(touchmenu_instance)
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local SpinWidget = require("ui/widget/spinwidget")
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UIManager:show(SpinWidget:new{
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title_text = _("Number of overlapped lines"),
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info_text = _([[
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When page overlap is enabled, some lines from the previous page will be displayed on the next page.
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You can set how many lines are shown.]]),
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value = G_reader_settings:readSetting("copt_overlap_lines") or 1,
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value_min = 1,
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value_max = 10,
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default_value = 1,
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precision = "%d",
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callback = function(spin)
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G_reader_settings:saveSetting("copt_overlap_lines", spin.value)
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touchmenu_instance:updateItems()
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end,
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})
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end,
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separator = true,
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})
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local page_overlap_styles = {
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arrow = _("Arrow"),
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dim = _("Gray out"),
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line = _("Horizontal line"),
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}
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for k, v in FFIUtil.orderedPairs(page_overlap_styles) do
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table.insert(PageOverlap.sub_item_table, {
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text_func = function()
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local text = v
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if G_reader_settings:readSetting("page_overlap_style") == k then
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text = text .. " ★"
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end
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return text
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end,
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enabled_func = function()
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return ReaderUI.instance.view:isOverlapAllowed() and ReaderUI.instance.view.page_overlap_enable
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end,
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checked_func = function()
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return ReaderUI.instance.view.page_overlap_style == k
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end,
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radio = true,
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callback = function()
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ReaderUI.instance.view.page_overlap_style = k
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end,
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hold_callback = function(touchmenu_instance)
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G_reader_settings:saveSetting("page_overlap_style", k)
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touchmenu_instance:updateItems()
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end,
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})
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end
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return PageOverlap
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