mirror of
https://github.com/koreader/koreader
synced 2024-10-31 21:20:20 +00:00
373 lines
9.4 KiB
Lua
373 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 FrameContainer = require("ui/widget/container/framecontainer")
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local GestureRange = require("ui/gesturerange")
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local Geom = require("ui/geometry")
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local Screen = require("ui/screen")
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local Device = require("ui/device")
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local Event = require("ui/event")
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local UIManager = require("ui/uimanager")
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local ButtonTable = require("ui/widget/buttontable")
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local Input = require("ui/input")
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local DEBUG = require("dbg")
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local _ = require("gettext")
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local HighlightDialog = InputContainer:new{
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buttons = nil,
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tap_close_callback = nil,
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}
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function HighlightDialog:init()
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if Device:hasKeyboard() then
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self.key_events = {
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AnyKeyPressed = { { Input.group.Any },
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seqtext = "any key", doc = _("close dialog") }
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}
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else
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self.ges_events.TapClose = {
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GestureRange:new{
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ges = "tap",
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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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end
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self[1] = CenterContainer:new{
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dimen = Screen:getSize(),
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FrameContainer:new{
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ButtonTable:new{
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width = Screen:getWidth()*0.9,
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buttons = self.buttons,
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},
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background = 0,
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bordersize = 2,
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radius = 7,
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padding = 2,
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}
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}
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end
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function HighlightDialog:onTapClose()
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UIManager:close(self)
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if self.tap_close_callback then
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self.tap_close_callback()
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end
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return true
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end
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local ReaderHighlight = InputContainer:new{}
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function ReaderHighlight:init()
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if Device:hasKeyboard() then
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self.key_events = {
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ShowToc = {
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{ "." },
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doc = _("highlight text") },
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}
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end
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end
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function ReaderHighlight:initGesListener()
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self.ges_events = {
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Tap = {
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GestureRange:new{
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ges = "tap",
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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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Hold = {
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GestureRange:new{
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ges = "hold",
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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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HoldRelease = {
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GestureRange:new{
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ges = "hold_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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HoldPan = {
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GestureRange:new{
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ges = "hold_pan",
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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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rate = 2.0,
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}
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},
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}
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end
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function ReaderHighlight:onSetDimensions(dimen)
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-- update listening according to new screen dimen
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if Device:isTouchDevice() then
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self:initGesListener()
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end
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end
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function ReaderHighlight:onTap(arg, ges)
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local function inside_box(ges, box)
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local pos = self.view:screenToPageTransform(ges.pos)
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if pos then
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local x, y = pos.x, pos.y
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if box.x <= x and box.y <= y
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and box.x + box.w >= x
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and box.y + box.h >= y then
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return true
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end
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end
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end
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if self.hold_pos then
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self.view.highlight.temp[self.hold_pos.page] = nil
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UIManager:setDirty(self.dialog, "partial")
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self.hold_pos = nil
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return true
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end
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local pages = self.view:getCurrentPageList()
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for key, page in pairs(pages) do
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local items = self.view.highlight.saved[page]
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if not items then items = {} end
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for i = 1, #items do
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local pos0, pos1 = items[i].pos0, items[i].pos1
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local boxes = self.ui.document:getPageBoxesFromPositions(page, pos0, pos1)
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if boxes then
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for index, box in pairs(boxes) do
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if inside_box(ges, box) then
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DEBUG("Tap on hightlight")
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self.edit_highlight_dialog = HighlightDialog:new{
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buttons = {
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{
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{
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text = _("Delete"),
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callback = function()
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self:deleteHighlight(page, i)
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UIManager:close(self.edit_highlight_dialog)
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end,
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},
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{
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text = _("Edit"),
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enabled = false,
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callback = function()
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self:editHighlight()
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UIManager:close(self.edit_highlight_dialog)
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end,
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},
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},
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},
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}
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UIManager:show(self.edit_highlight_dialog)
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return true
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end
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end
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end
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end
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end
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end
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function ReaderHighlight:onHold(arg, ges)
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self.hold_pos = self.view:screenToPageTransform(ges.pos)
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DEBUG("hold position in page", self.hold_pos)
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if not self.hold_pos then
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DEBUG("not inside page area")
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return true
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end
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self.selected_word = self.ui.document:getWordFromPosition(self.hold_pos)
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DEBUG("selected word:", self.selected_word)
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if self.selected_word then
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local boxes = {}
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table.insert(boxes, self.selected_word.sbox)
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self.view.highlight.temp[self.hold_pos.page] = boxes
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UIManager:setDirty(self.dialog, "partial")
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end
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return true
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end
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function ReaderHighlight:onHoldPan(arg, ges)
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if self.hold_pos == nil then
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DEBUG("no previous hold position")
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return true
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end
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self.holdpan_pos = self.view:screenToPageTransform(ges.pos)
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DEBUG("holdpan position in page", self.holdpan_pos)
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self.selected_text = self.ui.document:getTextFromPositions(self.hold_pos, self.holdpan_pos)
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DEBUG("selected text:", self.selected_text)
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if self.selected_text then
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self.view.highlight.temp[self.hold_pos.page] = self.selected_text.sboxes
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-- remove selected word if hold moves out of word box
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if self.selected_word and
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not self.selected_word.sbox:contains(self.selected_text.sboxes[1]) or
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#self.selected_text.sboxes > 1 then
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self.selected_word = nil
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end
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UIManager:setDirty(self.dialog, "partial")
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end
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end
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function ReaderHighlight:lookup(selected_word)
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-- if we extracted text directly
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if selected_word.word then
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local word_box = self.view:pageToScreenTransform(self.hold_pos.page, selected_word.sbox)
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self.ui:handleEvent(Event:new("LookupWord", self, selected_word.word, word_box))
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-- or we will do OCR
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else
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local word = self.ui.document:getOCRWord(self.hold_pos.page, selected_word)
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DEBUG("OCRed word:", word)
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local word_box = self.view:pageToScreenTransform(self.hold_pos.page, selected_word.sbox)
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self.ui:handleEvent(Event:new("LookupWord", self, word, word_box))
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end
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end
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function ReaderHighlight:translate(selected_text)
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if selected_text.text ~= "" then
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self.ui:handleEvent(Event:new("TranslateText", self, selected_text.text))
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-- or we will do OCR
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else
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local text = self.ui.document:getOCRText(self.hold_pos.page, selected_text)
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DEBUG("OCRed text:", text)
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self.ui:handleEvent(Event:new("TranslateText", self, text))
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end
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end
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function ReaderHighlight:onHoldRelease(arg, ges)
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if self.selected_word then
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self:lookup(self.selected_word)
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self.selected_word = nil
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elseif self.selected_text then
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DEBUG("show highlight dialog")
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self.highlight_dialog = HighlightDialog:new{
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buttons = {
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{
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{
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text = _("Highlight"),
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callback = function()
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self:saveHighlight()
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UIManager:close(self.highlight_dialog)
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self:handleEvent(Event:new("Tap"))
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end,
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},
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{
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text = _("Add Note"),
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enabled = false,
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callback = function()
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self:addNote()
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UIManager:close(self.highlight_dialog)
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self:handleEvent(Event:new("Tap"))
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end,
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},
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},
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{
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{
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text = _("Translate"),
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callback = function()
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self:translate(self.selected_text)
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UIManager:close(self.highlight_dialog)
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self:handleEvent(Event:new("Tap"))
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end,
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},
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{
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text = _("Share"),
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enabled = false,
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callback = function()
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self:shareHighlight()
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UIManager:close(self.highlight_dialog)
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self:handleEvent(Event:new("Tap"))
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end,
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},
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},
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{
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{
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text = _("More"),
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enabled = false,
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callback = function()
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self:moreAction()
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UIManager:close(self.highlight_dialog)
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self:handleEvent(Event:new("Tap"))
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end,
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},
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},
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},
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tap_close_callback = function() self:handleEvent(Event:new("Tap")) end,
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}
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UIManager:show(self.highlight_dialog)
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end
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return true
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end
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function ReaderHighlight:saveHighlight()
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DEBUG("save highlight")
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local page = self.hold_pos.page
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if self.hold_pos and self.selected_text then
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if not self.view.highlight.saved[page] then
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self.view.highlight.saved[page] = {}
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end
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local hl_item = {}
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hl_item["text"] = self.selected_text.text
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hl_item["pos0"] = self.selected_text.pos0
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hl_item["pos1"] = self.selected_text.pos1
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hl_item["datetime"] = os.date("%Y-%m-%d %H:%M:%S")
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table.insert(self.view.highlight.saved[page], hl_item)
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if self.selected_text.text ~= "" then
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self:exportToClippings(page, hl_item)
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end
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end
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--DEBUG("saved hightlights", self.view.highlight.saved[page])
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end
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function ReaderHighlight:exportToClippings(page, item)
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DEBUG("export highlight", item)
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local clippings = io.open("/mnt/us/documents/My Clippings.txt", "a+")
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if clippings and item.text then
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local current_locale = os.setlocale()
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os.setlocale("C")
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clippings:write(self.document.file:gsub("(.*/)(.*)", "%2").."\n")
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clippings:write("- Koreader Highlight Page "..page.." ")
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clippings:write("| Added on "..os.date("%A, %b %d, %Y %I:%M:%S %p\n\n"))
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clippings:write(item["text"].."\n")
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clippings:write("==========\n")
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clippings:close()
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os.setlocale(current_locale)
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end
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end
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function ReaderHighlight:addNote()
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DEBUG("add Note")
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end
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function ReaderHighlight:shareHighlight()
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DEBUG("share highlight")
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end
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function ReaderHighlight:moreAction()
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DEBUG("more action")
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end
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function ReaderHighlight:deleteHighlight(page, i)
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DEBUG("delete highlight")
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table.remove(self.view.highlight.saved[page], i)
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end
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function ReaderHighlight:editHighlight()
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DEBUG("edit highlight")
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end
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return ReaderHighlight
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