#if NET40 || NET461 using System; using System.Drawing; namespace Apewer.Internals.QrCode { internal class PostscriptQRCode : AbstractQRCode, IDisposable { /// /// Constructor without params to be used in COM Objects connections /// public PostscriptQRCode() { } public PostscriptQRCode(QRCodeData data) : base(data) { } public string GetGraphic(int pointsPerModule, bool epsFormat = false) { var viewBox = new Size(pointsPerModule * this.QrCodeData.ModuleMatrix.Count, pointsPerModule * this.QrCodeData.ModuleMatrix.Count); return this.GetGraphic(viewBox, Color.Black, Color.White, true, epsFormat); } public string GetGraphic(int pointsPerModule, Color darkColor, Color lightColor, bool drawQuietZones = true, bool epsFormat = false) { var viewBox = new Size(pointsPerModule * this.QrCodeData.ModuleMatrix.Count, pointsPerModule * this.QrCodeData.ModuleMatrix.Count); return this.GetGraphic(viewBox, darkColor, lightColor, drawQuietZones, epsFormat); } public string GetGraphic(int pointsPerModule, string darkColorHex, string lightColorHex, bool drawQuietZones = true, bool epsFormat = false) { var viewBox = new Size(pointsPerModule * this.QrCodeData.ModuleMatrix.Count, pointsPerModule * this.QrCodeData.ModuleMatrix.Count); return this.GetGraphic(viewBox, darkColorHex, lightColorHex, drawQuietZones, epsFormat); } public string GetGraphic(Size viewBox, bool drawQuietZones = true, bool epsFormat = false) { return this.GetGraphic(viewBox, Color.Black, Color.White, drawQuietZones, epsFormat); } public string GetGraphic(Size viewBox, string darkColorHex, string lightColorHex, bool drawQuietZones = true, bool epsFormat = false) { return this.GetGraphic(viewBox, ColorTranslator.FromHtml(darkColorHex), ColorTranslator.FromHtml(lightColorHex), drawQuietZones, epsFormat); } public string GetGraphic(Size viewBox, Color darkColor, Color lightColor, bool drawQuietZones = true, bool epsFormat = false) { var offset = drawQuietZones ? 0 : 4; var drawableModulesCount = this.QrCodeData.ModuleMatrix.Count - (drawQuietZones ? 0 : offset * 2); var pointsPerModule = (double)Math.Min(viewBox.Width, viewBox.Height) / (double)drawableModulesCount; string psFile = string.Format(psHeader, new object[] { DateTime.Now.ToString("s"), CleanSvgVal(viewBox.Width), CleanSvgVal(pointsPerModule), epsFormat ? "EPSF-3.0" : string.Empty }); psFile += string.Format(psFunctions, new object[] { CleanSvgVal(darkColor.R /255.0), CleanSvgVal(darkColor.G /255.0), CleanSvgVal(darkColor.B /255.0), CleanSvgVal(lightColor.R /255.0), CleanSvgVal(lightColor.G /255.0), CleanSvgVal(lightColor.B /255.0), drawableModulesCount }); for (int xi = offset; xi < offset + drawableModulesCount; xi++) { if (xi > offset) psFile += "nl\n"; for (int yi = offset; yi < offset + drawableModulesCount; yi++) { psFile += (this.QrCodeData.ModuleMatrix[xi][yi] ? "f " : "b "); } psFile += "\n"; } return psFile + psFooter; } private string CleanSvgVal(double input) { //Clean double values for international use/formats return input.ToString(System.Globalization.CultureInfo.InvariantCulture); } private const string psHeader = @"%!PS-Adobe-3.0 {3} %%Creator: QRCoder.NET %%Title: QRCode %%CreationDate: {0} %%DocumentData: Clean7Bit %%Origin: 0 %%DocumentMedia: Default {1} {1} 0 () () %%BoundingBox: 0 0 {1} {1} %%LanguageLevel: 2 %%Pages: 1 %%Page: 1 1 %%EndComments %%BeginConstants /sz {1} def /sc {2} def %%EndConstants %%BeginFeature: *PageSize Default << /PageSize [ sz sz ] /ImagingBBox null >> setpagedevice %%EndFeature "; private const string psFunctions = @"%%BeginFunctions /csquare {{ newpath 0 0 moveto 0 1 rlineto 1 0 rlineto 0 -1 rlineto closepath setrgbcolor fill }} def /f {{ {0} {1} {2} csquare 1 0 translate }} def /b {{ 1 0 translate }} def /background {{ {3} {4} {5} csquare }} def /nl {{ -{6} -1 translate }} def %%EndFunctions %%BeginBody 0 0 moveto gsave sz sz scale background grestore gsave sc sc scale 0 {6} 1 sub translate "; private const string psFooter = @"%%EndBody grestore showpage %%EOF "; } } #endif