/*
	Antenna House PDF Tool API V7.0
	.NET Interface sample program

	概要：パスの描画

	Copyright 2015-2021 Antenna House, Inc.
*/

using System;
using PdfTkNet;

namespace DrawShape
{
    class Program
    {
        static void Main(string[] args)
        {
            if (args.Length < 2)
            {
                Console.WriteLine("usage: DrawShape.exe in-pdf-file out-pdf-file");
                return;
            }

            try
            {
                using (PtlParamInput inputFile = new PtlParamInput(args[0]))
                using (PtlParamOutput outputFile = new PtlParamOutput(args[1]))
                using (PtlPDFDocument doc = new PtlPDFDocument())
                {
                    // PDFファイルをロードします。
                    doc.load(inputFile);

                    using (PtlPages pages = doc.getPages())
                    {
                        // ページコンテナが空かどうか
                        if (pages.isEmpty())
                        {
                            Console.WriteLine("ページコンテナが空");
                            return;
                        }

                        using (PtlPage page = pages.get(0)) // 先頭ページ
                        {
                            // パスの描画
                            drawShape(page);
                        }
                    }

                    // ファイルに保存します。
                    doc.save(outputFile);
                }
            }
            catch (PtlException pex)
            {
                Console.WriteLine(pex.getErrorCode() + " : " + pex.getErrorMessageJP());
                pex.Dispose();
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
            }
            finally
            {
                Console.WriteLine("-- 完了 --");
            }
        }

        static void drawShape(PtlPage page)
        {
            using (PtlContent content = page.getContent())  // ページコンテントの取得
            using (PtlSize pageSize = page.getSize()) // ページサイズ
            {
                // パス出力
                using (PtlParamDrawShape paramDrawShape = new PtlParamDrawShape()) // パスの描画に使うパラメータクラス
                {
                    // 丸角矩形の描画
                    using (PtlRect rect = new PtlRect(10.0f, 10.0f, pageSize.getWidth()-10.0f, pageSize.getHeight()-10.0f))
                    using (PtlColorDeviceRGB colorFill = new PtlColorDeviceRGB(1.0f, 0.0f, 0.0f))
                    using (PtlColorDeviceRGB colorStroke = new PtlColorDeviceRGB(0.0f, 0.0f, 1.0f))
                    {
                        paramDrawShape.setLineColor(colorStroke);
	                    paramDrawShape.setFillColor(colorFill);

                        PtlParamDrawShape.LINE_STYLE lineStyle = PtlParamDrawShape.LINE_STYLE.LINE_STYLE_SOLID;
                        //int lineStyle = PtlParamDrawShape.LINE_STYLE.LINE_STYLE_DASHED;
                        paramDrawShape.setLineStyle(lineStyle);

                        //PtlParamDrawShape.LINE_WIDTH lineWidth = PtlParamDrawShape.LINE_WIDTH.LINE_WIDTH_THIN;
                        //PtlParamDrawShape.LINE_WIDTH lineWidth = PtlParamDrawShape.LINE_WIDTH.LINE_WIDTH_MIDDLE;
                        PtlParamDrawShape.LINE_WIDTH lineWidth = PtlParamDrawShape.LINE_WIDTH.LINE_WIDTH_THICK;
                        paramDrawShape.setLineWidth(lineWidth);

                        paramDrawShape.setOpacity(0.5f);
                        content.drawRoundRect(rect, 10.0f, 10.0f, paramDrawShape);
                    }

                    // 矩形/円の描画
                    using (PtlRect rect = new PtlRect(30.0f, 30.0f, pageSize.getWidth() - 30.0f, pageSize.getHeight() - 30.0f))
                    using (PtlColorDeviceRGB colorFill = new PtlColorDeviceRGB(1.0f, 1.0f, 0.0f))
                    using (PtlColorDeviceRGB colorStroke = new PtlColorDeviceRGB(0.0f, 1.0f, 1.0f))
                    {
                        paramDrawShape.setLineColor(colorStroke);
                        paramDrawShape.setFillColor(colorFill);
                        paramDrawShape.setOpacity(0.3f);
                        content.drawRect(rect, paramDrawShape);
                        content.drawCircle(rect, paramDrawShape);
                    }

                    // 線の描画
                    using (PtlColorDeviceRGB colorStroke = new PtlColorDeviceRGB(0.0f, 1.0f, 0.0f))
                    {
                        paramDrawShape.setLineColor(colorStroke);
                        using (PtlPoint from = new PtlPoint(30.0f, 30.0f))
                        using (PtlPoint to = new PtlPoint(pageSize.getWidth() - 30, pageSize.getHeight() - 30.0f))
                        {
                            content.drawLine(from, to, paramDrawShape);
                        }
                        using (PtlPoint from = new PtlPoint(30.0f, pageSize.getHeight() - 30.0f))
                        using (PtlPoint to = new PtlPoint(pageSize.getWidth() - 30.0f, 30.0f))
                        {
                            content.drawLine(from, to, paramDrawShape);
                        }
                    }
                }
            }
        }
    }
}