Avoid off-limits dictionary title and make font size adjustable

defaults.lua

@@ -97,6 +97,9 @@ DGESDETECT_DISABLE_DOUBLE_TAP = true
 -- change this to any numerical value if you want to antomatically save settings when turning pages
 DAUTO_SAVE_PAGING_COUNT = nil
 
+-- dictionary font size
+DDICT_FONT_SIZE = 20
+
 -- ####################################################################
 -- following features are not supported right now
 -- ####################################################################

frontend/ui/rendertext.lua

@@ -143,7 +143,7 @@ function RenderText:sizeUtf8Text(x, width, face, text, kerning)
 	return { x = pen_x, y_top = pen_y_top, y_bottom = pen_y_bottom}
 end
 
-function RenderText:renderUtf8Text(buffer, x, y, face, text, kerning, bgcolor, fgcolor)
+function RenderText:renderUtf8Text(buffer, x, y, face, text, kerning, bgcolor, fgcolor, width)
 	if not text then
 		DEBUG("renderUtf8Text called without text");
 		return 0
@@ -153,9 +153,12 @@ function RenderText:renderUtf8Text(buffer, x, y, face, text, kerning, bgcolor, f
 	-- see: http://freetype.org/freetype2/docs/glyphs/glyphs-4.html
 	local pen_x = 0
 	local prevcharcode = 0
-	local buffer_width = buffer:getWidth()
+	local text_width = buffer:getWidth() - x
+	if width and width < text_width then
+		text_width = width
+	end
 	for _, charcode, uchar in utf8Chars(text) do
-		if pen_x < buffer_width then
+		if pen_x < text_width then
 			local glyph = self:getGlyph(face, charcode, bgcolor, fgcolor)
 			if kerning and (prevcharcode ~= 0) then
 				pen_x = pen_x + face.ftface:getKerning(prevcharcode, charcode)
@@ -167,7 +170,7 @@ function RenderText:renderUtf8Text(buffer, x, y, face, text, kerning, bgcolor, f
 				glyph.bb:getWidth(), glyph.bb:getHeight(), 1)
 			pen_x = pen_x + glyph.ax
 			prevcharcode = charcode
-		end -- if pen_x < buffer_width
+		end -- if pen_x < text_width
 	end
 
 	return pen_x

frontend/ui/widget/dictquicklookup.lua

@@ -31,7 +31,7 @@ local DictQuickLookup = InputContainer:new{
 	dict_index = 1,
 	title_face = Font:getFace("tfont", 22),
 	word_face = Font:getFace("tfont", 22),
-	content_face = Font:getFace("cfont", 20),
+	content_face = Font:getFace("cfont", DDICT_FONT_SIZE),
 	width = nil,
 	height = nil,
 	
@@ -85,7 +85,7 @@ function DictQuickLookup:update()
 		TextWidget:new{
 			text = self.dictionary,
 			face = self.title_face,
-			width = self.width,
+			width = self.width - self.button_padding,
 		}
 	}
 	-- lookup word

frontend/ui/widget/textwidget.lua

@@ -47,7 +47,7 @@ function TextWidget:paintTo(bb, x, y)
 	--bb:blitFrom(self._bb, x, y, 0, 0, self._length, self._bb:getHeight())
 	--@TODO Don't use kerning for monospaced fonts.    (houqp)
 	RenderText:renderUtf8Text(bb, x, y+self._height*0.7, self.face, self.text,
-					true, self.bgcolor, self.fgcolor)
+					true, self.bgcolor, self.fgcolor, self.width)
 end
 
 function TextWidget:free()