Exemplo n.º 1
0
        private void addSpacedWord(string word, LinkSet ls, int startw,
                                   int spacew, TextState textState,
                                   bool addToPending)
        {
            /*
             * Split string based on four delimeters:
             * \u00A0 - Latin1 NBSP (Non breaking space)
             * \u202F - unknown reserved character according to Unicode Standard
             * \u3000 - CJK IDSP (Ideographic space)
             * \uFEFF - Arabic ZWN BSP (Zero width no break space)
             */
            StringTokenizer st     = new StringTokenizer(word, "\u00A0\u202F\u3000\uFEFF", true);
            int             extraw = 0;

            while (st.MoveNext())
            {
                string currentWord = (string)st.Current;

                if (currentWord.Length == 1 &&
                    (isNBSP(currentWord[0])))
                {
                    // Add an InlineSpace
                    int spaceWidth = getCharWidth(currentWord[0]);
                    if (spaceWidth > 0)
                    {
                        InlineSpace ispace = new InlineSpace(spaceWidth);
                        extraw += spaceWidth;
                        if (prevUlState)
                        {
                            ispace.setUnderlined(textState.getUnderlined());
                        }
                        if (prevOlState)
                        {
                            ispace.setOverlined(textState.getOverlined());
                        }
                        if (prevLTState)
                        {
                            ispace.setLineThrough(textState.getLineThrough());
                        }

                        if (addToPending)
                        {
                            pendingAreas.Add(ispace);
                            pendingWidth += spaceWidth;
                        }
                        else
                        {
                            addChild(ispace);
                        }
                    }
                }
                else
                {
                    WordArea ia = new WordArea(currentFontState, this.red,
                                               this.green, this.blue,
                                               currentWord,
                                               getWordWidth(currentWord));
                    ia.setYOffset(placementOffset);
                    ia.setUnderlined(textState.getUnderlined());
                    prevUlState = textState.getUnderlined();
                    ia.setOverlined(textState.getOverlined());
                    prevOlState = textState.getOverlined();
                    ia.setLineThrough(textState.getLineThrough());
                    prevLTState = textState.getLineThrough();
                    ia.setVerticalAlign(vAlign);

                    if (addToPending)
                    {
                        pendingAreas.Add(ia);
                        pendingWidth += getWordWidth(currentWord);
                    }
                    else
                    {
                        addChild(ia);
                    }
                    if (ls != null)
                    {
                        Rectangle lr = new Rectangle(startw + extraw, spacew,
                                                     ia.getContentWidth(),
                                                     fontState.FontSize);
                        ls.addRect(lr, this, ia);
                    }
                }
            }
        }