fix several local calls of Math.round

frontend/document/document.lua

@@ -3,6 +3,7 @@ local CacheItem = require("cacheitem")
 local TileCacheItem = require("document/tilecacheitem")
 local Geom = require("ui/geometry")
 local Configurable = require("ui/reader/configurable")
+local Math = require("optmath")
 local DEBUG = require("dbg")
 
 --[[
@@ -118,7 +119,7 @@ function Document:getPageBBox(pageno)
 		--DEBUG("bbox from", pageno)
 		return bbox
 	else
-		local oddEven = math.oddEven(pageno)
+		local oddEven = Math.oddEven(pageno)
 		bbox = self.bbox[oddEven] -- odd/even
 	end
 	if bbox ~= nil then -- last used up to this page

frontend/document/koptinterface.lua

@@ -4,7 +4,7 @@ local CacheItem = require("cacheitem")
 local Screen = require("ui/screen")
 local Geom = require("ui/geometry")
 local TileCacheItem = require("document/tilecacheitem")
-local Dbg = require("dbg")
+local DEBUG = require("dbg")
 -- TBD: KOPTContext
 
 local KoptInterface = {
@@ -58,6 +58,7 @@ function KoptInterface:createContext(doc, pageno, bbox)
 		lang == "jpn" or lang == "kor" then
 		kc:setCJKChar()
 	end
+	DEBUG("configurable", doc.configurable)
 	kc:setLanguage(lang)
 	kc:setTrim(doc.configurable.trim_page)
 	kc:setWrap(doc.configurable.text_wrap)
@@ -76,7 +77,7 @@ function KoptInterface:createContext(doc, pageno, bbox)
 	kc:setLineSpacing(doc.configurable.line_spacing)
 	kc:setWordSpacing(doc.configurable.word_spacing)
 	if bbox then kc:setBBox(bbox.x0, bbox.y0, bbox.x1, bbox.y1) end
-	if Dbg.is_on then kc:setDebug() end
+	if DEBUG.is_on then kc:setDebug() end
 	return kc
 end
 

frontend/ui/data/koptoptions.lua

@@ -206,7 +206,7 @@ local KoptOptions = {
 				name_text = S.AUTO_STRAIGHTEN,
 				toggle = {S.ZERO_DEG, S.FIVE_DEG, S.TEN_DEG},
 				values = {0, 5, 10},
-				default_value = S.DKOPTREADER_CONFIG_AUTOAIGHTEN,
+				default_value = DKOPTREADER_CONFIG_AUTO_STRAIGHTEN,
 				show = false,
 			},
 			{

frontend/ui/input.lua

@@ -3,6 +3,7 @@ local GestureDetector = require("ui/gesturedetector")
 local Event = require("ui/event")
 local TimeVal = require("ui/timeval")
 local Screen = require("ui/screen")
+local Math = require("optmath")
 local Dbg = require("dbg")
 local DEBUG = require("dbg")
 
@@ -304,9 +305,9 @@ function Input:init()
 					--@TODO handle coordinates properly after
 					--screen rotate.    (houqp)
 					if ev.code == ABS_MT_POSITION_X then
-						ev.value = math.round(ev.value * (600/4095))
+						ev.value = Math.round(ev.value * (600/4095))
 					elseif ev.code == ABS_MT_POSITION_Y then
-						ev.value = math.round(ev.value * (800/4095))
+						ev.value = Math.round(ev.value * (800/4095))
 					end
 				end
 				return ev

frontend/ui/reader/readercropping.lua

@@ -11,6 +11,7 @@ local HorizontalGroup = require("ui/widget/horizontalgroup")
 local BBoxWidget = require("ui/widget/bboxwidget")
 local HorizontalSpan = require("ui/widget/horizontalspan")
 local Button = require("ui/widget/button")
+local Math = require("optmath")
 local DEBUG = require("dbg")
 
 local PageCropDialog = VerticalGroup:new{
@@ -112,7 +113,7 @@ function ReaderCropping:onConfirmPageCrop()
 	self.ui:handleEvent(Event:new("BBoxUpdate", new_bbox))
 	local pageno = self.view.state.page
 	self.document.bbox[pageno] = new_bbox
-	self.document.bbox[math.oddEven(pageno)] = new_bbox
+	self.document.bbox[Math.oddEven(pageno)] = new_bbox
 	self:exitPageCrop(true)
 	return true
 end

frontend/ui/reader/readerdictionary.lua

@@ -39,7 +39,7 @@ function ReaderDictionary:showDict(results)
 			dialog = self.dialog,
 			results = results,
 			dictionary = self.default_dictionary,
-			width = Screen:getWidth() - screen:scaleByDPI(120),
+			width = Screen:getWidth() - Screen:scaleByDPI(120),
 			height = Screen:getHeight()*0.43,
 		})
 	end

frontend/ui/rendertext.lua

@@ -1,3 +1,5 @@
+local Font = require("ui/font")
+local Screen = require("ui/screen")
 local Cache = require("cache")
 local CacheItem = require("cacheitem")
 local DEBUG = require("dbg")
@@ -72,7 +74,7 @@ function RenderText:getGlyph(face, charcode, bgcolor, fgcolor)
 	if face.ftface:checkGlyph(charcode) == 0 then
 		for index, font in pairs(Font.fallbacks) do
 			-- rescale face size by DPI since it will be scaled in getFace again
-			local fb_face = Font:getFace(font, rescaleByDPI(face.size))
+			local fb_face = Font:getFace(font, Screen:rescaleByDPI(face.size))
 			if fb_face.ftface:checkGlyph(charcode) ~= 0 then
 				rendered_glyph = fb_face.ftface:renderGlyph(charcode, bgcolor, fgcolor)
 				DEBUG("fallback to font", font)

frontend/ui/widget/bboxwidget.lua

@@ -4,6 +4,7 @@ local Event = require("ui/event")
 local UIManager = require("ui/uimanager")
 local Device = require("ui/device")
 local GestureRange = require("ui/gesturerange")
+local Math = require("optmath")
 local DEBUG = require("dbg")
 
 --[[
@@ -73,10 +74,10 @@ function BBoxWidget:getScreenBBox(page_bbox)
 	local scale = self.view.state.zoom
 	local screen_offset = self.view.state.offset
 	--DEBUG("screen offset in page_to_screen", screen_offset)
-	bbox.x0 = math.round(page_bbox.x0 * scale + screen_offset.x)
-	bbox.y0 = math.round(page_bbox.y0 * scale + screen_offset.y)
-	bbox.x1 = math.round(page_bbox.x1 * scale + screen_offset.x)
-	bbox.y1 = math.round(page_bbox.y1 * scale + screen_offset.y)
+	bbox.x0 = Math.round(page_bbox.x0 * scale + screen_offset.x)
+	bbox.y0 = Math.round(page_bbox.y0 * scale + screen_offset.y)
+	bbox.x1 = Math.round(page_bbox.x1 * scale + screen_offset.x)
+	bbox.y1 = Math.round(page_bbox.y1 * scale + screen_offset.y)
 	return bbox
 end
 
@@ -86,10 +87,10 @@ function BBoxWidget:getPageBBox(screen_bbox)
 	local scale = self.view.state.zoom
 	local screen_offset = self.view.state.offset
 	--DEBUG("screen offset in screen_to_page", screen_offset)
-	bbox.x0 = math.round((screen_bbox.x0 - screen_offset.x) / scale)
-	bbox.y0 = math.round((screen_bbox.y0 - screen_offset.y) / scale)
-	bbox.x1 = math.round((screen_bbox.x1 - screen_offset.x) / scale)
-	bbox.y1 = math.round((screen_bbox.y1 - screen_offset.y) / scale)
+	bbox.x0 = Math.round((screen_bbox.x0 - screen_offset.x) / scale)
+	bbox.y0 = Math.round((screen_bbox.y0 - screen_offset.y) / scale)
+	bbox.x1 = Math.round((screen_bbox.x1 - screen_offset.x) / scale)
+	bbox.y1 = Math.round((screen_bbox.y1 - screen_offset.y) / scale)
 	return bbox
 end
 
@@ -117,7 +118,7 @@ function BBoxWidget:adjustScreenBBox(ges, relative)
 		left_center, 				right_center,
 		bottom_left, bottom_center, bottom_right,
 	}
-	local _, nearest = math.tmin(anchors, function(a,b)
+	local _, nearest = Math.tmin(anchors, function(a,b)
 		return a:distance(ges.pos) > b:distance(ges.pos)
 	end)
 	--DEBUG("nearest anchor", nearest)
@@ -183,10 +184,10 @@ function BBoxWidget:adjustScreenBBox(ges, relative)
 		end
 	end
 	self.screen_bbox = {
-		x0 = math.round(upper_left.x),
-		y0 = math.round(upper_left.y),
-		x1 = math.round(bottom_right.x),
-		y1 = math.round(bottom_right.y)
+		x0 = Math.round(upper_left.x),
+		y0 = Math.round(upper_left.y),
+		x1 = Math.round(bottom_right.x),
+		y1 = Math.round(bottom_right.y)
 	}
 
 	UIManager.repaint_all = true

frontend/ui/widget/scrolltextwidget.lua

@@ -81,3 +81,5 @@ function ScrollTextWidget:onSwipe(arg, ges)
 	UIManager:setDirty(self.dialog, "partial")
 	return true
 end
+
+return ScrollTextWidget