private void button1_Click(object sender, EventArgs e)
{
PdfDocument pdf = new PdfDocument();
pdf.LoadFromFile(@"..\..\..\..\..\..\Data\DrawingTemplate.pdf");
//Create one page
PdfPageBase page = pdf.Pages[0];
//Save graphics state
PdfGraphicsState state = page.Canvas.Save();
//Draw rectangles
//Set rectangle display location and size
int x = 130;
int y = 100;
int width = 300;
int height = 400;
//Create one page
PdfPen pen = new PdfPen(Color.Black, 0.1f);
page.Canvas.DrawRectangle(pen, new Rectangle(new Point(x, y), new Size(width, height)));
y = y + height - 50;
width = 100;
height = 50;
//Initialize an instance of PdfSeparationColorSpace
PdfSeparationColorSpace cs = new PdfSeparationColorSpace("MyColor", Color.FromArgb(0, 100, 0, 0));
PdfPen pen1 = new PdfPen(Color.Red, 1f);
//Create a brush with spot color
PdfBrush brush = new PdfSolidBrush(new PdfSeparationColor(cs, 0.1f));
page.Canvas.DrawRectangle(pen1, brush, new Rectangle(new Point(x, y), new Size(width, height)));
//Restor graphics
page.Canvas.Restore(state);
String result = "DrawRectangles_out.pdf";
//Save the document
pdf.SaveToFile(result);
//Launch the Pdf file
PDFDocumentViewer(result);
}
private static void DrawColorsAndColorSpaces(PdfPage page, PdfFont titleFont, PdfFont sectionFont, Stream iccStream)
{
PdfBrush brush = new PdfBrush();
page.Graphics.DrawString("Colors and colorspaces", titleFont, brush, 20, 50);
page.Graphics.DrawString("DeviceRGB", sectionFont, brush, 20, 70);
PdfPen rgbPen = new PdfPen(PdfRgbColor.DarkRed, 4);
PdfBrush rgbBrush = new PdfBrush(PdfRgbColor.LightGoldenrodYellow);
page.Graphics.DrawRectangle(rgbPen, rgbBrush, 20, 85, 250, 100);
page.Graphics.DrawString("DeviceCMYK", sectionFont, brush, 340, 70);
PdfPen cmykPen = new PdfPen(new PdfCmykColor(1, 0.5, 0, 0.1), 4);
PdfBrush cmykBrush = new PdfBrush(new PdfCmykColor(0, 0.5, 0.43, 0));
page.Graphics.DrawRectangle(cmykPen, cmykBrush, 340, 85, 250, 100);
page.Graphics.DrawString("DeviceGray", sectionFont, brush, 20, 200);
PdfPen grayPen = new PdfPen(new PdfGrayColor(0.1), 4);
PdfBrush grayBrush = new PdfBrush(new PdfGrayColor(0.75));
page.Graphics.DrawRectangle(grayPen, grayBrush, 20, 215, 250, 100);
page.Graphics.DrawString("Indexed", sectionFont, brush, 340, 200);
PdfIndexedColorSpace indexedColorSpace = new PdfIndexedColorSpace();
indexedColorSpace.ColorCount = 2;
indexedColorSpace.BaseColorSpace = new PdfRgbColorSpace();
indexedColorSpace.ColorTable = new byte[] { 192, 0, 0, 0, 0, 128 };
PdfIndexedColor indexedColor0 = new PdfIndexedColor(indexedColorSpace);
indexedColor0.ColorIndex = 0;
PdfIndexedColor indexedColor1 = new PdfIndexedColor(indexedColorSpace);
indexedColor1.ColorIndex = 1;
PdfPen indexedPen = new PdfPen(indexedColor0, 4);
PdfBrush indexedBrush = new PdfBrush(indexedColor1);
page.Graphics.DrawRectangle(indexedPen, indexedBrush, 340, 215, 250, 100);
page.Graphics.DrawString("CalGray", sectionFont, brush, 20, 330);
PdfCalGrayColorSpace calGrayColorSpace = new PdfCalGrayColorSpace();
PdfCalGrayColor calGrayColor1 = new PdfCalGrayColor(calGrayColorSpace);
calGrayColor1.Gray = 0.6;
PdfCalGrayColor calGrayColor2 = new PdfCalGrayColor(calGrayColorSpace);
calGrayColor2.Gray = 0.2;
PdfPen calGrayPen = new PdfPen(calGrayColor1, 4);
PdfBrush calGrayBrush = new PdfBrush(calGrayColor2);
page.Graphics.DrawRectangle(calGrayPen, calGrayBrush, 20, 345, 250, 100);
page.Graphics.DrawString("CalRGB", sectionFont, brush, 340, 330);
PdfCalRgbColorSpace calRgbColorSpace = new PdfCalRgbColorSpace();
PdfCalRgbColor calRgbColor1 = new PdfCalRgbColor(calRgbColorSpace);
calRgbColor1.Red = 0.1;
calRgbColor1.Green = 0.5;
calRgbColor1.Blue = 0.25;
PdfCalRgbColor calRgbColor2 = new PdfCalRgbColor(calRgbColorSpace);
calRgbColor2.Red = 0.6;
calRgbColor2.Green = 0.1;
calRgbColor2.Blue = 0.9;
PdfPen calRgbPen = new PdfPen(calRgbColor1, 4);
PdfBrush calRgbBrush = new PdfBrush(calRgbColor2);
page.Graphics.DrawRectangle(calRgbPen, calRgbBrush, 340, 345, 250, 100);
page.Graphics.DrawString("L*a*b", sectionFont, brush, 20, 460);
PdfLabColorSpace labColorSpace = new PdfLabColorSpace();
PdfLabColor labColor1 = new PdfLabColor(labColorSpace);
labColor1.L = 90;
labColor1.A = -40;
labColor1.B = 120;
PdfLabColor labColor2 = new PdfLabColor(labColorSpace);
labColor2.L = 45;
labColor2.A = 90;
labColor2.B = -34;
PdfPen labPen = new PdfPen(labColor1, 4);
PdfBrush labBrush = new PdfBrush(labColor2);
page.Graphics.DrawRectangle(labPen, labBrush, 20, 475, 250, 100);
page.Graphics.DrawString("Icc", sectionFont, brush, 340, 460);
PdfIccColorSpace iccColorSpace = new PdfIccColorSpace();
byte[] iccData = new byte[iccStream.Length];
iccStream.Read(iccData, 0, iccData.Length);
iccColorSpace.IccProfile = iccData;
iccColorSpace.AlternateColorSpace = new PdfRgbColorSpace();
iccColorSpace.ColorComponents = 3;
PdfIccColor iccColor1 = new PdfIccColor(iccColorSpace);
iccColor1.ColorComponents = new double[] { 0.45, 0.1, 0.22 };
PdfIccColor iccColor2 = new PdfIccColor(iccColorSpace);
iccColor2.ColorComponents = new double[] { 0.21, 0.76, 0.31 };
PdfPen iccPen = new PdfPen(iccColor1, 4);
PdfBrush iccBrush = new PdfBrush(iccColor2);
page.Graphics.DrawRectangle(iccPen, iccBrush, 340, 475, 250, 100);
page.Graphics.DrawString("Separation", sectionFont, brush, 20, 590);
PdfExponentialFunction tintTransform = new PdfExponentialFunction();
tintTransform.Domain = new double[] { 0, 1 };
tintTransform.Range = new double[] { 0, 1, 0, 1, 0, 1, 0, 1 };
tintTransform.Exponent = 1;
tintTransform.C0 = new double[] { 0, 0, 0, 0 };
tintTransform.C1 = new double[] { 1, 0.5, 0, 0.1 };
PdfSeparationColorSpace separationColorSpace = new PdfSeparationColorSpace();
separationColorSpace.AlternateColorSpace = new PdfCmykColorSpace();
separationColorSpace.Colorant = "Custom Blue";
separationColorSpace.TintTransform = tintTransform;
PdfSeparationColor separationColor1 = new PdfSeparationColor(separationColorSpace);
separationColor1.Tint = 0.23;
PdfSeparationColor separationColor2 = new PdfSeparationColor(separationColorSpace);
separationColor2.Tint = 0.74;
PdfPen separationPen = new PdfPen(separationColor1, 4);
PdfBrush separationBrush = new PdfBrush(separationColor2);
page.Graphics.DrawRectangle(separationPen, separationBrush, 20, 605, 250, 100);
page.Graphics.DrawString("Pantone", sectionFont, brush, 340, 590);
PdfPen pantonePen = new PdfPen(PdfPantoneColor.ReflexBlue, 4);
PdfBrush pantoneBrush = new PdfBrush(PdfPantoneColor.RhodamineRed);
page.Graphics.DrawRectangle(pantonePen, pantoneBrush, 340, 605, 250, 100);
page.Graphics.CompressAndClose();
}
private static void DrawColorsAndColorSpaces(PdfPage page, PdfFont titleFont, PdfFont sectionFont, Stream iccStream)
{
PdfBrush brush = new PdfBrush();
page.Graphics.DrawString("Colors and colorspaces", titleFont, brush, 20, 50);
page.Graphics.DrawString("DeviceRGB", sectionFont, brush, 20, 70);
PdfPen rgbPen = new PdfPen(PdfRgbColor.DarkRed, 4);
PdfBrush rgbBrush = new PdfBrush(PdfRgbColor.LightGoldenrodYellow);
page.Graphics.DrawRectangle(rgbPen, rgbBrush, 20, 85, 250, 100);
page.Graphics.DrawString("DeviceCMYK", sectionFont, brush, 340, 70);
PdfPen cmykPen = new PdfPen(new PdfCmykColor(1, 0.5, 0, 0.1), 4);
PdfBrush cmykBrush = new PdfBrush(new PdfCmykColor(0, 0.5, 0.43, 0));
page.Graphics.DrawRectangle(cmykPen, cmykBrush, 340, 85, 250, 100);
page.Graphics.DrawString("DeviceGray", sectionFont, brush, 20, 200);
PdfPen grayPen = new PdfPen(new PdfGrayColor(0.1), 4);
PdfBrush grayBrush = new PdfBrush(new PdfGrayColor(0.75));
page.Graphics.DrawRectangle(grayPen, grayBrush, 20, 215, 250, 100);
page.Graphics.DrawString("Indexed", sectionFont, brush, 340, 200);
PdfIndexedColorSpace indexedColorSpace = new PdfIndexedColorSpace();
indexedColorSpace.ColorCount = 2;
indexedColorSpace.BaseColorSpace = new PdfRgbColorSpace();
indexedColorSpace.ColorTable = new byte[] { 192, 0, 0, 0, 0, 128 };
PdfIndexedColor indexedColor0 = new PdfIndexedColor(indexedColorSpace);
indexedColor0.ColorIndex = 0;
PdfIndexedColor indexedColor1 = new PdfIndexedColor(indexedColorSpace);
indexedColor1.ColorIndex = 1;
PdfPen indexedPen = new PdfPen(indexedColor0, 4);
PdfBrush indexedBrush = new PdfBrush(indexedColor1);
page.Graphics.DrawRectangle(indexedPen, indexedBrush, 340, 215, 250, 100);
page.Graphics.DrawString("CalGray", sectionFont, brush, 20, 330);
PdfCalGrayColorSpace calGrayColorSpace = new PdfCalGrayColorSpace();
PdfCalGrayColor calGrayColor1 = new PdfCalGrayColor(calGrayColorSpace);
calGrayColor1.Gray = 0.6;
PdfCalGrayColor calGrayColor2 = new PdfCalGrayColor(calGrayColorSpace);
calGrayColor2.Gray = 0.2;
PdfPen calGrayPen = new PdfPen(calGrayColor1, 4);
PdfBrush calGrayBrush = new PdfBrush(calGrayColor2);
page.Graphics.DrawRectangle(calGrayPen, calGrayBrush, 20, 345, 250, 100);
page.Graphics.DrawString("CalRGB", sectionFont, brush, 340, 330);
PdfCalRgbColorSpace calRgbColorSpace = new PdfCalRgbColorSpace();
PdfCalRgbColor calRgbColor1 = new PdfCalRgbColor(calRgbColorSpace);
calRgbColor1.Red = 0.1;
calRgbColor1.Green = 0.5;
calRgbColor1.Blue = 0.25;
PdfCalRgbColor calRgbColor2 = new PdfCalRgbColor(calRgbColorSpace);
calRgbColor2.Red = 0.6;
calRgbColor2.Green = 0.1;
calRgbColor2.Blue = 0.9;
PdfPen calRgbPen = new PdfPen(calRgbColor1, 4);
PdfBrush calRgbBrush = new PdfBrush(calRgbColor2);
page.Graphics.DrawRectangle(calRgbPen, calRgbBrush, 340, 345, 250, 100);
page.Graphics.DrawString("L*a*b", sectionFont, brush, 20, 460);
PdfLabColorSpace labColorSpace = new PdfLabColorSpace();
PdfLabColor labColor1 = new PdfLabColor(labColorSpace);
labColor1.L = 90;
labColor1.A = -40;
labColor1.B = 120;
PdfLabColor labColor2 = new PdfLabColor(labColorSpace);
labColor2.L = 45;
labColor2.A = 90;
labColor2.B = -34;
PdfPen labPen = new PdfPen(labColor1, 4);
PdfBrush labBrush = new PdfBrush(labColor2);
page.Graphics.DrawRectangle(labPen, labBrush, 20, 475, 250, 100);
page.Graphics.DrawString("Icc", sectionFont, brush, 340, 460);
PdfIccColorSpace iccColorSpace = new PdfIccColorSpace();
byte[] iccData = new byte[iccStream.Length];
iccStream.Read(iccData, 0, iccData.Length);
iccColorSpace.IccProfile = iccData;
iccColorSpace.AlternateColorSpace = new PdfRgbColorSpace();
iccColorSpace.ColorComponents = 3;
PdfIccColor iccColor1 = new PdfIccColor(iccColorSpace);
iccColor1.ColorComponents = new double[] { 0.45, 0.1, 0.22 };
PdfIccColor iccColor2 = new PdfIccColor(iccColorSpace);
iccColor2.ColorComponents = new double[] { 0.21, 0.76, 0.31 };
PdfPen iccPen = new PdfPen(iccColor1, 4);
PdfBrush iccBrush = new PdfBrush(iccColor2);
page.Graphics.DrawRectangle(iccPen, iccBrush, 340, 475, 250, 100);
page.Graphics.DrawString("Separation", sectionFont, brush, 20, 590);
PdfExponentialFunction tintTransform = new PdfExponentialFunction();
tintTransform.Domain = new double[] { 0, 1 };
tintTransform.Range = new double[] { 0, 1, 0, 1, 0, 1, 0, 1 };
tintTransform.Exponent = 1;
tintTransform.C0 = new double[] { 0, 0, 0, 0 };
tintTransform.C1 = new double[] { 1, 0.5, 0, 0.1 };
PdfSeparationColorSpace separationColorSpace = new PdfSeparationColorSpace();
separationColorSpace.AlternateColorSpace = new PdfCmykColorSpace();
separationColorSpace.Colorant = "Custom Blue";
separationColorSpace.TintTransform = tintTransform;
PdfSeparationColor separationColor1 = new PdfSeparationColor(separationColorSpace);
separationColor1.Tint = 0.23;
PdfSeparationColor separationColor2 = new PdfSeparationColor(separationColorSpace);
separationColor2.Tint = 0.74;
PdfPen separationPen = new PdfPen(separationColor1, 4);
PdfBrush separationBrush = new PdfBrush(separationColor2);
page.Graphics.DrawRectangle(separationPen, separationBrush, 20, 605, 250, 100);
page.Graphics.DrawString("Pantone", sectionFont, brush, 340, 590);
PdfPen pantonePen = new PdfPen(PdfPantoneColor.ReflexBlue, 4);
PdfBrush pantoneBrush = new PdfBrush(PdfPantoneColor.RhodamineRed);
page.Graphics.DrawRectangle(pantonePen, pantoneBrush, 340, 605, 250, 100);
page.Graphics.CompressAndClose();
}
private void button1_Click(object sender, EventArgs e)
{
//Load the document from disk
PdfDocument pdf = new PdfDocument();
pdf.LoadFromFile(@"..\..\..\..\..\..\Data\DrawContentWithSpotColor.pdf");
//Get the first page
PdfPageBase page = pdf.Pages[0];
//Initialize an instance of PdfSeparationColorSpace
PdfSeparationColorSpace cs = new PdfSeparationColorSpace("MySpotColor", Color.DarkViolet);
//Set tini = 1 for the cs
PdfSeparationColor color = new PdfSeparationColor(cs, 1f);
//Create a brush with spot color
PdfSolidBrush brush = new PdfSolidBrush(color);
//Draw a string
page.Canvas.DrawString("Tint=1.0", new PdfFont(PdfFontFamily.Helvetica, 10f), brush, new PointF(160, 160));
//Draw pie with spot color(DarkViolet)
page.Canvas.DrawPie(brush, 148, 200, 60, 60, 360, 360);
page.Canvas.DrawString("Tint=0.7", new PdfFont(PdfFontFamily.Helvetica, 10f), brush, new PointF(230, 160));
color = new PdfSeparationColor(cs, 0.7f);
brush = new PdfSolidBrush(color);
page.Canvas.DrawPie(brush, 218, 200, 60, 60, 360, 360);
page.Canvas.DrawString("Tint=0.4", new PdfFont(PdfFontFamily.Helvetica, 10f), brush, new PointF(300, 160));
color = new PdfSeparationColor(cs, 0.4f);
brush = new PdfSolidBrush(color);
page.Canvas.DrawPie(brush, 288, 200, 60, 60, 360, 360);
page.Canvas.DrawString("Tint=0.1", new PdfFont(PdfFontFamily.Helvetica, 10f), brush, new PointF(370, 160));
color = new PdfSeparationColor(cs, 0.1f);
brush = new PdfSolidBrush(color);
page.Canvas.DrawPie(brush, 358, 200, 60, 60, 360, 360);
//Draw pie with spot color(Purple)
cs = new PdfSeparationColorSpace("MySpotColor", Color.Purple);
color = new PdfSeparationColor(cs, 1f);
brush = new PdfSolidBrush(color);
page.Canvas.DrawPie(brush, 148, 280, 60, 60, 360, 360);
color = new PdfSeparationColor(cs, 0.7f);
brush = new PdfSolidBrush(color);
page.Canvas.DrawPie(brush, 218, 280, 60, 60, 360, 360);
color = new PdfSeparationColor(cs, 0.4f);
brush = new PdfSolidBrush(color);
page.Canvas.DrawPie(brush, 288, 280, 60, 60, 360, 360);
color = new PdfSeparationColor(cs, 0.1f);
brush = new PdfSolidBrush(color);
page.Canvas.DrawPie(brush, 358, 280, 60, 60, 360, 360);
//Draw pie with spot color(DarkSlateBlue)
cs = new PdfSeparationColorSpace("MySpotColor", Color.DarkSlateBlue);
color = new PdfSeparationColor(cs, 1f);
brush = new PdfSolidBrush(color);
page.Canvas.DrawPie(brush, 148, 360, 60, 60, 360, 360);
color = new PdfSeparationColor(cs, 0.7f);
brush = new PdfSolidBrush(color);
page.Canvas.DrawPie(brush, 218, 360, 60, 60, 360, 360);
color = new PdfSeparationColor(cs, 0.4f);
brush = new PdfSolidBrush(color);
page.Canvas.DrawPie(brush, 288, 360, 60, 60, 360, 360);
color = new PdfSeparationColor(cs, 0.1f);
brush = new PdfSolidBrush(color);
page.Canvas.DrawPie(brush, 358, 360, 60, 60, 360, 360);
//Save the document
pdf.SaveToFile("SpotColor.pdf");
//View the pdf document
PDFDocumentViewer("SpotColor.pdf");
}
