Exemplo n.º 1
0
        public Rectangle GetRect(int i, int n)
        {
            TextChar start = GetChar(i);
            TextChar end   = GetChar(i + n - 1);

            return(start == null || end == null ? null : new Rectangle(start.x1, start.y1, end.x2 - start.x1 + 1, end.y2 - start.y1 + 1));
        }
Exemplo n.º 2
0
        public bool AddChar(TextChar c)
        {
            float cy = (c.y1 + c.y2) / 2;

            if (chars.Count == 0)
            {
                this.y1 = c.y1;
                this.y2 = c.y2;

                chars.Add(c);
                return(true);
            }

            if (this.y1 <= cy && cy <= this.y2)
            {
                if (c.y1 < this.y1)
                {
                    this.y1 = c.y1;
                }
                if (c.y2 > this.y2)
                {
                    this.y2 = c.y2;
                }

                chars.Add(c);
                return(true);
            }

            return(false);
        }
Exemplo n.º 3
0
        public void Finish()
        {
            chars = chars.OrderBy((TextChar a) => a.x1).ToList();
            var nchars = new List <TextChar> ();

            words = new List <TextWord> ();
            TextWord word = null;

            foreach (TextChar c in chars)
            {
                if (word == null || word.AddChar(c) == false)
                {
                    if (word != null)
                    {
                        TextChar c2 = new TextChar();

                        c2.x1         = c.x1;
                        c2.y1         = c.y1;
                        c2.x2         = c.x2;
                        c2.y2         = c.y2;
                        c2.fontFamily = c.fontFamily;
                        c2.fontSize   = c.fontSize;

                        nchars.Add(c2);
                    }

                    word = new TextWord();
                    words.Add(word);
                    word.AddChar(c);
                }

                nchars.Add(c);
            }

            chars = nchars;

            this.x1   = words[0].x1;
            this.x2   = words[words.Count - 1].x2;
            this.text = null;

            foreach (TextWord w in words)
            {
                text = text == null ? w.text : (text + " " + w.text);
                w.Finish(this);
            }

            if (this.text.Length != this.chars.Count)
            {
                throw new Exception("Error while creating lines from PDF.");
            }
        }
Exemplo n.º 4
0
        public override void EventOccurred(IEventData data, EventType type)
        {
            if (!type.Equals(EventType.RENDER_TEXT))
            {
                return;
            }

            TextRenderInfo renderInfo = (TextRenderInfo)data;

            string curFont = renderInfo.GetFont().GetFontProgram().ToString();

            float curFontSize = renderInfo.GetFontSize();

            IList <TextRenderInfo> text = renderInfo.GetCharacterRenderInfos();

            foreach (TextRenderInfo t in text)
            {
                string letter = t.GetText();

                Vector letterStart = t.GetDescentLine().GetStartPoint();
                Vector letterEnd   = t.GetAscentLine().GetEndPoint();

                if (letter != " " && !letter.Contains(" "))
                {
                    TextChar c = new TextChar();
                    chars.Add(c);

                    c.text = letter;
                    c.x1   = letterStart.Get(0);
                    c.x2   = letterEnd.Get(0);

                    c.y1 = letterStart.Get(1);
                    c.y2 = letterEnd.Get(1);

                    if (c.y1 > c.y2)
                    {
                        c.y1 = letterEnd.Get(1);
                        c.y2 = letterStart.Get(1);
                    }

                    c.fontFamily = curFont;
                    c.fontSize   = curFontSize;
                }
            }
        }
Exemplo n.º 5
0
        public bool AddChar(TextChar c)
        {
            if (chars.Count == 0)
            {
                this.x1   = c.x1;
                this.x2   = c.x2;
                this.text = c.text;

                chars.Add(c);
                return(true);
            }

            if (c.x1 - chars[chars.Count - 1].x2 < 2)
            {
                this.text += c.text;
                this.x2    = c.x2;

                chars.Add(c);
                return(true);
            }

            return(false);
        }