C# PdfContentByte.Stroke方法代碼示例

        // ---------------------------------------------------------------------------    
        /**
         * Draws the time table for a day at the film festival.
         * @param directcontent a canvas to which the time table has to be drawn.
         */
        protected void DrawTimeTable(PdfContentByte directcontent)
        {
            directcontent.SaveState();
            directcontent.SetLineWidth(1.2f);
            float llx, lly, urx, ury;

            llx = OFFSET_LEFT;
            lly = OFFSET_BOTTOM;
            urx = OFFSET_LEFT + WIDTH;
            ury = OFFSET_BOTTOM + HEIGHT;
            directcontent.MoveTo(llx, lly);
            directcontent.LineTo(urx, lly);
            directcontent.LineTo(urx, ury);
            directcontent.LineTo(llx, ury);
            directcontent.ClosePath();
            directcontent.Stroke();

            llx = OFFSET_LOCATION;
            lly = OFFSET_BOTTOM;
            urx = OFFSET_LOCATION + WIDTH_LOCATION;
            ury = OFFSET_BOTTOM + HEIGHT;
            directcontent.MoveTo(llx, lly);
            directcontent.LineTo(urx, lly);
            directcontent.LineTo(urx, ury);
            directcontent.LineTo(llx, ury);
            directcontent.ClosePathStroke();

            directcontent.SetLineWidth(1);
            directcontent.MoveTo(
              OFFSET_LOCATION + WIDTH_LOCATION / 2, OFFSET_BOTTOM
            );
            directcontent.LineTo(
              OFFSET_LOCATION + WIDTH_LOCATION / 2, OFFSET_BOTTOM + HEIGHT
            );
            float y;
            for (int i = 1; i < LOCATIONS; i++)
            {
                y = OFFSET_BOTTOM + (i * HEIGHT_LOCATION);
                if (i == 2 || i == 6)
                {
                    directcontent.MoveTo(OFFSET_LOCATION, y);
                    directcontent.LineTo(OFFSET_LOCATION + WIDTH_LOCATION, y);
                }
                else
                {
                    directcontent.MoveTo(OFFSET_LOCATION + WIDTH_LOCATION / 2, y);
                    directcontent.LineTo(OFFSET_LOCATION + WIDTH_LOCATION, y);
                }
                directcontent.MoveTo(OFFSET_LEFT, y);
                directcontent.LineTo(OFFSET_LEFT + WIDTH, y);
            }
            directcontent.Stroke();
            directcontent.RestoreState();
        }

 private static PdfTemplate PdfFooter(PdfContentByte cb)
 {
     // Create the template and assign height
     PdfTemplate tmpFooter = cb.CreateTemplate(580, 70);
     // Move to the bottom left corner of the template
     tmpFooter.MoveTo(1, 1);
     // Place the footer content
     tmpFooter.Stroke();
     // Begin writing the footer
     tmpFooter.BeginText();
     // Set the font and size
     tmpFooter.SetFontAndSize(_baseFont, 8);
     // Write out details from the payee table
     tmpFooter.ShowTextAligned(PdfContentByte.ALIGN_CENTER, "De facturen zijn contant betaalbaar te Tielt of op rekeningnummer", cb.PdfWriter.PageSize.Width / 2, 45, 0);
     tmpFooter.ShowTextAligned(PdfContentByte.ALIGN_CENTER, "733-0318587-69 bij KBC of 001-6090654-03 bij BNP Paribas Fortis", cb.PdfWriter.PageSize.Width / 2, 35, 0);
     tmpFooter.ShowTextAligned(PdfContentByte.ALIGN_CENTER, "Alle klachten dienen binnen de 24 uren, na de uitgevoerde werken schriftelijk medegedeeld te worden.", cb.PdfWriter.PageSize.Width / 2, 25, 0);
     tmpFooter.ShowTextAligned(PdfContentByte.ALIGN_CENTER, "Bij geschillen is enkel de rechtbank van Brugge bevoegd.", cb.PdfWriter.PageSize.Width / 2, 15, 0);
     // End text
     tmpFooter.EndText();
     // Stamp a line above the page footer
     cb.SetLineWidth(0f);
     cb.MoveTo(30, 60);
     cb.LineTo(570, 60);
     cb.Stroke();
     // Return the footer template
     return tmpFooter;
 }

 public void DrawLine(
   PdfContentByte cb, float x1, float x2, float y
   )
 {
     cb.MoveTo(x1, y);
     cb.LineTo(x2, y);
     cb.Stroke();
 }

        private static void HeaderPdfInitialize(PdfWriter writer, Document document, string headerText, byte[] byteArray, PdfContentByte contentByte)
        {
            Phrase text = TextOfHeader(headerText);
            iTextSharp.text.Image image = ImageOfHeader(byteArray);

            TableOfHeader(document, image, text).WriteSelectedRows(0, -1, 10, document.PageSize.Height - 10, writer.DirectContent);
            contentByte = writer.DirectContent;
            contentByte.LineTo(document.PageSize.Width - 40, document.PageSize.Height - 35);
            contentByte.Stroke();
        }

        private void DirectDrawReport(PdfContentByte canvas)
        {
            //畫線
            canvas.SaveState();
            canvas.SetLineWidth(2f);
            canvas.MoveTo(100, 100);
            canvas.LineTo(200, 200);
            canvas.Stroke();
            canvas.RestoreState();

            //文本
            ColumnText.ShowTextAligned(canvas, Element.ALIGN_RIGHT, new Phrase("JulyLuo測試", new Font(BF_Light, 10)), 100, 20, 0);
        }

// ---------------------------------------------------------------------------        
    /**
     * Draws a colored block on the time table, corresponding with
     * the screening of a specific movie.
     * @param    screening    a screening POJO, contains a movie and a category
     * @param    under    the canvas to which the block is drawn
     */
    protected void DrawBlock(
      Screening screening, PdfContentByte under, PdfContentByte over
    ) {
      under.SaveState();
      BaseColor color = WebColors.GetRGBColor(
        "#" + screening.movie.entry.category.color
      );
      under.SetColorFill(color);
      Rectangle rect = GetPosition(screening);
      under.Rectangle(
        rect.Left, rect.Bottom, rect.Width, rect.Height
      );
      under.Fill();
      over.Rectangle(
        rect.Left, rect.Bottom, rect.Width, rect.Height
      );
      over.Stroke();
      under.RestoreState();
    }

        private static void Render_BackBase(PdfContentByte under)
        {
            // Y relative to card top, line width, <repeat>
            float[] measures = new[] { 37, 3f, 144, 1.5f };

            under.SaveState();
            for (int i = 0; i < measures.Length / 2; i++)
            {
                under.SetLineWidth(measures[i * 2 + 1]);
                under.MoveTo(0, CARD_HEIGHT - measures[i * 2]);
                under.LineTo(CARD_WIDTH, CARD_HEIGHT - measures[i * 2]);
                under.Stroke();
            }

            under.SetFontAndSize(baseFont, 7);
            under.ShowTextAlignedKerned(Element.ALIGN_CENTER, "If found, please call KCSAR at (206) 205-8226", CARD_WIDTH / 2, 7, 0);

            under.RestoreState();
        }

        /// <summary>
        /// Renders the object in a document using a <see cref="PdfContentByte"/> by invoking the <see cref="Render(ContentWriter, Vector2D)"/> method.
        /// This method can be overridden in derived classes to specify rendering.
        /// </summary>
        /// <param name="cb">The <see cref="PdfContentByte"/> used for rendering.</param>
        /// <param name="offset">The calculated offset for the rendered item.</param>
        protected internal virtual void Render(PdfContentByte cb, Vector2D offset)
        {
            using (var writer = new ContentWriter(cb))
            {
                var stroke = this as StrokeObject;
                var fill = this as FillObject;

                bool hasstroke = stroke?.BorderColor.HasValue ?? false;
                bool hasfill = fill?.FillColor.HasValue ?? false;

                if (hasstroke)
                {
                    cb.SetLineWidth((float)stroke.BorderWidth.Value(UnitsOfMeasure.Points));
                    cb.SetColorStroke(new Color(stroke.BorderColor.Value));
                }
                if (hasfill)
                    cb.SetColorFill(new Color(fill.FillColor.Value));

                Render(writer, offset);

                if (hasstroke && hasfill)
                {
                    if (writer.CloseShape)
                        cb.ClosePathFillStroke();
                    else
                        cb.FillStroke();
                }
                else if (hasstroke)
                {
                    if (writer.CloseShape)
                        cb.ClosePathStroke();
                    else
                        cb.Stroke();
                }
                else if (hasfill)
                    cb.Fill();
            }
        }

 public bool Close(PdfContentByte cb, float fontSize, float xtlm, float ytlm)
 {
     if (_isPrevEmDash)
     {
         var padding = fontSize * _emDashPaddingRatio;
         cb.LineTo(xtlm, ytlm + padding);
         cb.Stroke();
         cb.BeginText();
         _isPrevEmDash = false;
         return true;
     }
     else
     {
         return false;
     }
 }

 /**
 * Draws a horizontal line.
 * @param canvas the canvas to draw on
 * @param leftX      the left x coordinate
 * @param rightX the right x coordindate
 * @param y          the y coordinate
 */
 public void DrawLine(PdfContentByte canvas, float leftX, float rightX, float y)
 {
     float w;
     if (Percentage < 0)
         w = -Percentage;
     else
         w = (rightX - leftX) * Percentage / 100.0f;
     float s;
     switch (Alignment) {
         case Element.ALIGN_LEFT:
             s = 0;
             break;
         case Element.ALIGN_RIGHT:
             s = rightX - leftX - w;
             break;
         default:
             s = (rightX - leftX - w) / 2;
             break;
     }
     canvas.SetLineWidth(LineWidth);
     if (LineColor != null)
         canvas.SetColorStroke(LineColor);
     canvas.MoveTo(s + leftX, y + offset);
     canvas.LineTo(s + w + leftX, y + offset);
     canvas.Stroke();
 }

        public void RenderPurchaseOrder(Stream stream, int PoNumber, IEnumerable<PoItemModel> PoItems, int RequestNumber, string VendorName, string VendorCode, string VendorAddress, DateTime DateCreated, DateTime DeliveryDate, UserModel RequestUser, UserModel CurrentUser)
        {
            Document document = new Document(PageSize.LETTER);

            try {
                PdfWriter writer = PdfWriter.GetInstance(document, stream);
                document.Open();

                // Create a page in the document and add it to the bottom layer
                document.NewPage();
                //Pass Document to this
                CurrentDoc = document;

                string logoLocation = sonicLogo;
                float logoPosition = 50;

                string CurrentCompany = RequestUser.CompanyName;
                //Image
                if (RequestUser.CompanyId == (int)CompanyIds.SonicSteel) {
                    logoLocation = sonicLogo;
                    logoPosition = 70;
                }
                else if (RequestUser.CompanyId == (int)CompanyIds.SteelTech) {
                    logoLocation = steeltechLogo;
                }
                else if (RequestUser.CompanyId == (int)CompanyIds.Somico) {
                    logoLocation = somicoLogo;
                }
                Image logo = Image.GetInstance(Directory.GetCurrentDirectory() + logoLocation);
                logo.SetAbsolutePosition(20, (int)CurrentDoc.GetTop(logoPosition));

                // START HERE ----------------------------
                Paragraph Grid = new Paragraph("\n\n\n\n\n\n\n\n\n");
                Grid.Alignment = 1;
                Grid.SpacingAfter = 35f;
                document.Add(Grid);

                Paragraph Grid2 = new Paragraph();
                Grid2.Alignment = 1;
                Grid2.SpacingBefore = 35f;
                //Start Table -----------------------------------
                PdfPTable rightTable = new PdfPTable(7);
                int[] widths = { 1, 1, 1, 7, 2, 2, 2 };
                rightTable.SetWidths(widths);
                rightTable.TotalWidth = 570f;
                rightTable.LockedWidth = true;
                Font tableFont = new Font(Font.FontFamily.HELVETICA, 8);

                rightTable.HorizontalAlignment = Element.ALIGN_CENTER;

                rightTable.AddCell(new Phrase("Item No.", tableFont));
                rightTable.AddCell(new Phrase("Quantity", tableFont));
                rightTable.AddCell(new Phrase("UOM", tableFont));
                rightTable.AddCell(new Phrase("Item Description", tableFont));
                rightTable.AddCell(new Phrase("Unit Price", tableFont));
                rightTable.AddCell(new Phrase("Discount", tableFont));
                rightTable.AddCell(new Phrase("Total Amount", tableFont));

                rightTable.HorizontalAlignment = Element.ALIGN_LEFT;

                int itemCount = 1;
                foreach (var poItem in PoItems) {
                    rightTable.AddCell(new Phrase(itemCount.ToString(), tableFont)); rightTable.AddCell(new Phrase(poItem.Quantity.ToString(), tableFont)); rightTable.AddCell(new Phrase(poItem.UOM, tableFont)); rightTable.AddCell(new Phrase(poItem.Description, tableFont)); rightTable.AddCell(new Phrase(poItem.Price.ToString(), tableFont)); rightTable.AddCell(new Phrase(poItem.Discount.ToString(), tableFont)); rightTable.AddCell(new Phrase(poItem.TotalPrice.ToString(), tableFont));
                    itemCount++;
                }
                //Nothing Follows
                rightTable.AddCell(new Phrase("", tableFont)); rightTable.AddCell(new Phrase("", tableFont)); rightTable.AddCell(new Phrase("")); rightTable.AddCell(new Phrase("******** NOTHING FOLLOWS ********", tableFont)); rightTable.AddCell(new Phrase("")); rightTable.AddCell(new Phrase("")); rightTable.AddCell(new Phrase(""));

                //Grand Total
                rightTable.AddCell(new Phrase("", tableFont)); rightTable.AddCell(new Phrase("", tableFont)); rightTable.AddCell(new Phrase("")); rightTable.AddCell(new Phrase("", tableFont)); rightTable.AddCell(new Phrase("")); rightTable.AddCell(new Phrase("Grand Total:", new Font(Font.FontFamily.HELVETICA, 12))); rightTable.AddCell(new Phrase(PoItems.Sum(x => x.TotalPrice).ToString(), new Font(Font.FontFamily.HELVETICA, 12)));

                Grid2.Add(rightTable);
                document.Add(Grid2);
                // End of table -----------------------------------
                page = writer.DirectContentUnder;

                page.AddImage(logo);
                page.Stroke();

                // For "Purchase Order" Text
                PrintRectangle(20, 120, 570, 50);
                //For two tables
                PrintRectangle(20, 230, 350, 100);
                PrintRectangle(370, 230, 220, 100);
                //For Footer
                PrintRectangleBottom(20, 20, 570, 50);

                page.BeginText();

                SetFontSizeTo(24);

                PrintText("PURCHASE ORDER", 180, 105);

                SetPOCompanyHeader(RequestUser);

                SetFontSizeTo(10);
                // Header
                PrintText("To:", 25, 140); // Vendor Name

                SetFontSizeTo(8);
//.........這裏部分代碼省略.........

        /// <summary>
        /// Draws the box on the cover page that contains the date
        /// </summary>
        /// <param name="cb"></param>
        /// <param name="doc"></param>
        /// <param name="project"></param>
        private void DrawBoxForCover(PdfContentByte cb, Document doc)
        {
            // set the colors
            cb.SetColorStroke(_baseColor);
            cb.SetColorFill(_baseColor);

            // calculate the top left corner of the box
            var x = doc.LeftMargin;
            var y = doc.BottomMargin + 678;

            var height = 60;

            // move the cursor to starting position
            cb.MoveTo(x, y);

            // draw the top line
            cb.LineTo(x + _pageWidth, y);

            // draw the right line
            cb.LineTo(x + _pageWidth, y - height);

            // draw the bottom line
            cb.LineTo(x, y - height);

            // draw the left line
            cb.LineTo(x, y);

            cb.ClosePathFillStroke();
            cb.Stroke();

            // add the text inside the box
            cb.BeginText();
            cb.SetFontAndSize(_dateBaseFont, 26f);
            cb.SetColorStroke(BaseColor.WHITE);
            cb.SetColorFill(BaseColor.WHITE);
            cb.SetTextMatrix(x + 10, y - 40);
            cb.ShowText(string.Format("{0:MMMM dd, yyyy}", DateTime.Now));
            cb.EndText();
        }

//.........這裏部分代碼省略.........

                PdfContentByte cb = writer.DirectContent;
                ColumnText ct = new ColumnText(cb);

                int[] left = {
                    Convert.ToInt32(Column1Left * ppi),
                    Convert.ToInt32(Column2Left * ppi)
                };
                int[] right = {
                    Convert.ToInt32(Column1Right * ppi),
                    Convert.ToInt32(Column2Right * ppi)
                };

                foreach (var term in terms) {
                    ct.AddText(new Phrase(term.Term.Trim() + Environment.NewLine, fntTerm));
                    ct.AddText(new Phrase(Regex.Replace(term.Definition.Trim().Replace("<br/>", "\r"), @"<[^>]+>", "") + Environment.NewLine + Environment.NewLine, fntDefinition));
                }

                int status = 0;
                int column = 0;
                int PageNumber = 0;
                if (HasMultipleDefinitions) {
                    PageNumber = 3;
                } else {
                    PageNumber = 1;
                }
                while ((status & ColumnText.NO_MORE_TEXT) == 0) {
                    ///////////////////////////////////////////

                    PdfContentByte cbPage = new PdfContentByte(writer);
                    cbPage = writer.DirectContent;

                    cbPage.SetLineWidth(0.5f);
                    cbPage.SetRGBColorStroke(50, 50, 50);
                    cbPage.MoveTo(LeftRightMargin * ppi, (PageHeight - TopBottomMargin - (HeaderFooterHeight / 2)) * ppi);
                    cbPage.LineTo((PageWidth - LeftRightMargin) * ppi, (PageHeight - TopBottomMargin - (HeaderFooterHeight / 2)) * ppi);
                    cbPage.Stroke();

                    cbPage.SetLineWidth(0.5f);
                    cbPage.SetRGBColorStroke(50, 50, 50);
                    cbPage.MoveTo(LeftRightMargin * ppi, (TopBottomMargin + HeaderFooterHeight) * ppi);
                    cbPage.LineTo((PageWidth - LeftRightMargin) * ppi, (TopBottomMargin + HeaderFooterHeight) * ppi);
                    cbPage.Stroke();

                    cbPage.BeginText();

                    cbPage.SetFontAndSize(bfGaramond, 10);
                    cbPage.SetRGBColorFill(0, 0, 0);
                    cbPage.ShowTextAligned(PdfContentByte.ALIGN_CENTER, "The Glossary of Systematic Christian Theology", (PageWidth / 2) * ppi, (PageHeight - TopBottomMargin) * ppi, 0);

                    if (PageNumber % 2 == 0) {
                        cbPage.SetFontAndSize(bfGaramond, 8);
                        cbPage.SetRGBColorFill(0, 0, 0);
                        cbPage.ShowTextAligned(PdfContentByte.ALIGN_RIGHT, "© 1971-" + DateTime.Today.Year.ToString() + " Dr. Ron Killingsworth, Rephidim Doctrinal Bible Studies, Inc.", (PageWidth - LeftRightMargin) * ppi, (TopBottomMargin) * ppi, 0);

                        cbPage.SetFontAndSize(bfGaramond, 8);
                        cbPage.SetRGBColorFill(0, 0, 0);
                        cbPage.ShowTextAligned(PdfContentByte.ALIGN_LEFT, "Page " + PageNumber.ToString(), (LeftRightMargin) * ppi, (TopBottomMargin) * ppi, 0);
                    } else {
                        cbPage.SetFontAndSize(bfGaramond, 8);
                        cbPage.SetRGBColorFill(0, 0, 0);
                        cbPage.ShowTextAligned(PdfContentByte.ALIGN_LEFT, "© 1971-" + DateTime.Today.Year.ToString() + " Dr. Ron Killingsworth, Rephidim Doctrinal Bible Studies, Inc.", (LeftRightMargin) * ppi, (TopBottomMargin) * ppi, 0);

                        cbPage.SetFontAndSize(bfGaramond, 8);
                        cbPage.SetRGBColorFill(0, 0, 0);
                        cbPage.ShowTextAligned(PdfContentByte.ALIGN_RIGHT, "Page " + PageNumber.ToString(), (PageWidth - LeftRightMargin) * ppi, (TopBottomMargin) * ppi, 0);

// ---------------------------------------------------------------------------
    /**
     * Prints a square and fills half of it with a gray rectangle.
     * 
     * @param x
     * @param y
     * @param cb
     * @throws Exception
     */
    public static void PictureBackdrop(float x, float y, PdfContentByte cb) {
      cb.SetColorStroke(GrayColor.GRAYBLACK);
      cb.SetColorFill(new GrayColor(0.8f));
      cb.Rectangle(x, y, 100, 200);
      cb.Fill();
      cb.SetLineWidth(2);
      cb.Rectangle(x, y, 200, 200);
      cb.Stroke();
    }

        public void Close(PdfContentByte cb, IDictionary<String, String> css)
        {
            //default is true for both
            String fillValue;
            String strokeValue;

            bool fill = (!css.TryGetValue("fill", out fillValue) || fillValue == null || !fillValue.Equals("none"));
            bool stroke = (!css.TryGetValue("stroke", out strokeValue) || strokeValue == null || !strokeValue.Equals("none"));

            if (fill && stroke) {
                cb.FillStroke();
            } else if (fill) {
                cb.Fill();
            } else if (stroke) {
                cb.Stroke();
            }
        }