private static void ShowDescription(HPdfPage page, float x, float y,
string text)
{
string buf;
page.MoveTo(x, y - 10);
page.LineTo(x, y + 10);
page.MoveTo(x - 10, y);
page.LineTo(x + 10, y);
page.Stroke();
page.SetFontAndSize(page.GetCurrentFont(), 8);
page.SetRGBFill(0, 0, 0);
page.BeginText();
buf = "(x=" + x + ",y=" + y + ")";
page.MoveTextPos(x - page.TextWidth(buf) - 5,
y - 10);
page.ShowText(buf);
page.EndText();
page.BeginText();
page.MoveTextPos(x - 20, y - 25);
page.ShowText(text);
page.EndText();
}
private static void ShowDescription(HPdfPage page, float x, float y,
string text)
{
var fsize = page.GetCurrentFontSize();
var font = page.GetCurrentFont();
var c = page.GetRGBFill();
page.BeginText();
page.SetRGBFill(0, 0, 0);
page.SetTextRenderingMode(HPdfTextRenderingMode.HPDF_FILL);
page.SetFontAndSize(font, 10);
page.TextOut(x, y - 12, text);
page.EndText();
page.SetFontAndSize(font, fsize);
page.SetRGBFill(c.r, c.g, c.b);
}
public static void Main()
{
Console.WriteLine("libhpdf-" + HPdfDoc.HPdfGetVersion());
try {
HPdfDoc pdf = new HPdfDoc();
pdf.SetCompressionMode(HPdfDoc.HPDF_COMP_ALL);
/* create default-font */
HPdfFont font = pdf.GetFont("Helvetica", null);
/* add a new page object. */
HPdfPage page = pdf.AddPage();
page.SetWidth(550);
page.SetHeight(500);
HPdfDestination dst = page.CreateDestination();
dst.SetXYZ(0, page.GetHeight(), 1);
pdf.SetOpenAction(dst);
page.BeginText();
page.SetFontAndSize(font, 20);
page.MoveTextPos(220, page.GetHeight() - 70);
page.ShowText("ImageDemo");
page.EndText();
/* load image file. */
HPdfImage image = pdf.LoadPngImageFromFile("pngsuite\\basn3p02.png");
/* image1 is masked by image2. */
HPdfImage image1 = pdf.LoadPngImageFromFile("pngsuite\\basn3p02.png");
/* image2 is a mask image. */
HPdfImage image2 = pdf.LoadPngImageFromFile("pngsuite\\basn0g01.png");
/* image3 is a RGB-color image. we use this image for color-mask
* demo.
*/
HPdfImage image3 = pdf.LoadPngImageFromFile("pngsuite\\maskimage.png");
float iw = image.GetWidth();
float ih = image.GetHeight();
page.SetLineWidth(0.5f);
float x = 100;
float y = page.GetHeight() - 150;
/* Draw image to the canvas. (normal-mode with actual size.)*/
page.DrawImage(image, x, y, iw, ih);
ShowDescription(page, x, y, "Actual Size");
x += 150;
/* Scalling image (X direction) */
page.DrawImage(image, x, y, iw * 1.5f, ih);
ShowDescription(page, x, y, "Scalling image (X direction)");
x += 150;
/* Scalling image (Y direction). */
page.DrawImage(image, x, y, iw, ih * 1.5f);
ShowDescription(page, x, y, "Scalling image (Y direction)");
x = 100;
y -= 120;
/* Skewing image. */
float angle1 = 10;
float angle2 = 20;
float rad1 = angle1 / 180 * 3.141592f;
float rad2 = angle2 / 180 * 3.141592f;
page.GSave();
page.Concat(iw, (float)Math.Tan(rad1) * iw, (float)Math.Tan(rad2) * ih,
ih, x, y);
page.ExecuteXObject(image);
page.GRestore();
ShowDescription(page, x, y, "Skewing image");
x += 150;
/* Rotating image */
float angle = 30; /* rotation of 30 degrees. */
float rad = angle / 180 * 3.141592f; /* Calcurate the radian value. */
page.GSave();
page.Concat((float)(iw * Math.Cos(rad)),
(float)(iw * Math.Sin(rad)),
(float)(ih * -Math.Sin(rad)),
(float)(ih * Math.Cos(rad)),
x, y);
page.ExecuteXObject(image);
page.GRestore();
ShowDescription(page, x, y, "Rotating image");
x += 150;
/* draw masked image. */
/* Set image2 to the mask image of image1 */
image1.SetMaskImage(image2);
page.SetRGBFill(0, 0, 0);
page.BeginText();
page.MoveTextPos(x - 6, y + 14);
page.ShowText("MASKMASK");
page.EndText();
page.DrawImage(image1, x - 3, y - 3, iw + 6, ih + 6);
ShowDescription(page, x, y, "masked image");
x = 100;
y -= 120;
/* color mask. */
page.SetRGBFill(0, 0, 0);
page.BeginText();
page.MoveTextPos(x - 6, y + 14);
page.ShowText("MASKMASK");
page.EndText();
image3.SetColorMask(0, 255, 0, 0, 0, 255);
page.DrawImage(image3, x, y, iw, ih);
ShowDescription(page, x, y, "Color Mask");
/* save the document to a file */
pdf.SaveToFile("ImageDemo.pdf");
} catch (Exception e) {
Console.Error.WriteLine(e.Message);
}
}
public static void Main()
{
Console.WriteLine("libhpdf-" + HPdfDoc.HPdfGetVersion());
try {
const string page_title = "LineDemo";
HPdfDoc pdf = new HPdfDoc();
/* create default-font */
HPdfFont font = pdf.GetFont("Helvetica", null);
/* add a new page object. */
HPdfPage page = pdf.AddPage();
/* print the lines of the page. */
page.SetLineWidth(1);
page.Rectangle(50, 50, page.GetWidth() - 100,
page.GetHeight() - 110);
page.Stroke();
/* print the title of the page (with positioning center). */
page.SetFontAndSize(font, 24);
float tw = page.TextWidth(page_title);
page.BeginText();
page.MoveTextPos((page.GetWidth() - tw) / 2,
page.GetHeight() - 50);
page.ShowText(page_title);
page.EndText();
page.SetFontAndSize(font, 10);
/* Draw verious widths of lines. */
page.SetLineWidth(0);
DrawLine(page, 60, 770, "line width = 0");
page.SetLineWidth(1.0f);
DrawLine(page, 60, 740, "line width = 1.0");
page.SetLineWidth(2.0f);
DrawLine(page, 60, 710, "line width = 2.0");
/* Line dash pattern */
ushort[] dash_mode1 = new ushort[] { 3 };
ushort[] dash_mode2 = new ushort[] { 3, 7 };
ushort[] dash_mode3 = new ushort[] { 8, 7, 2, 7 };
page.SetLineWidth(1.0f);
page.SetDash(dash_mode1, 1);
DrawLine(page, 60, 680, "dash_ptn=[3], phase=1 -- 2 on, 3 off, 3 on...");
Console.Error.WriteLine("001");
page.SetDash(dash_mode2, 2);
DrawLine(page, 60, 650, "dash_ptn=[7, 3], phase=2 -- 5 on 3 off, 7 on,...");
page.SetDash(dash_mode3, 0);
DrawLine(page, 60, 620, "dash_ptn=[8, 7, 2, 7], phase=0");
page.SetDash(null, 0);
page.SetLineWidth(30);
page.SetRGBStroke(0.0f, 0.5f, 0.0f);
/* Line Cap Style */
page.SetLineCap(HPdfLineCap.HPDF_BUTT_END);
DrawLine2(page, 60, 570, "HPDF_BUTT_END");
page.SetLineCap(HPdfLineCap.HPDF_ROUND_END);
DrawLine2(page, 60, 505, "HPDF_ROUND_END");
page.SetLineCap(HPdfLineCap.HPDF_PROJECTING_SQUARE_END);
DrawLine2(page, 60, 440, "HPDF_PROJECTING_SQUARE_END");
/* Line Join Style */
page.SetLineWidth(30);
page.SetRGBStroke(0.0f, 0.0f, 0.5f);
page.SetLineJoin(HPdfLineJoin.HPDF_MITER_JOIN);
page.MoveTo(120, 300);
page.LineTo(160, 340);
page.LineTo(200, 300);
page.Stroke();
page.BeginText();
page.MoveTextPos(60, 360);
page.ShowText("HPDF_MITER_JOIN");
page.EndText();
page.SetLineJoin(HPdfLineJoin.HPDF_ROUND_JOIN);
page.MoveTo(120, 195);
page.LineTo(160, 235);
page.LineTo(200, 195);
page.Stroke();
page.BeginText();
page.MoveTextPos(60, 255);
page.ShowText("HPDF_ROUND_JOIN");
page.EndText();
page.SetLineJoin(HPdfLineJoin.HPDF_BEVEL_JOIN);
page.MoveTo(120, 90);
page.LineTo(160, 130);
page.LineTo(200, 90);
page.Stroke();
page.BeginText();
page.MoveTextPos(60, 150);
page.ShowText("HPDF_BEVEL_JOIN");
page.EndText();
/* Draw Rectangle */
page.SetLineWidth(2);
page.SetRGBStroke(0, 0, 0);
page.SetRGBFill(0.75f, 0.0f, 0.0f);
DrawRect(page, 300, 770, "Stroke");
page.Stroke();
DrawRect(page, 300, 720, "Fill");
page.Fill();
DrawRect(page, 300, 670, "Fill then Stroke");
page.FillStroke();
/* Clip Rect */
page.GSave(); /* Save the current graphic state */
DrawRect(page, 300, 620, "Clip Rectangle");
page.Clip();
page.Stroke();
page.SetFontAndSize(font, 13);
page.BeginText();
page.MoveTextPos(290, 600);
page.SetTextLeading(12);
page.ShowText("Clip Clip Clip Clip Clip Clipi Clip Clip Clip");
page.ShowTextNextLine("Clip Clip Clip Clip Clip Clip Clip Clip Clip");
page.ShowTextNextLine("Clip Clip Clip Clip Clip Clip Clip Clip Clip");
page.EndText();
page.GRestore();
/* Curve Example(CurveTo2) */
float x = 330;
float y = 440;
float x1 = 430;
float y1 = 530;
float x2 = 480;
float y2 = 470;
float x3 = 480;
float y3 = 90;
page.SetRGBFill(0, 0, 0);
page.BeginText();
page.MoveTextPos(300, 540);
page.ShowText("CurveTo2(x1, y1, x2. y2)");
page.EndText();
page.BeginText();
page.MoveTextPos(x + 5, y - 5);
page.ShowText("Current point");
page.MoveTextPos(x1 - x, y1 - y);
page.ShowText("(x1, y1)");
page.MoveTextPos(x2 - x1, y2 - y1);
page.ShowText("(x2, y2)");
page.EndText();
page.SetDash(dash_mode1, 0);
page.SetLineWidth(0.5f);
page.MoveTo(x1, y1);
page.LineTo(x2, y2);
page.Stroke();
page.SetDash(null, 0);
page.SetLineWidth(1.5f);
page.MoveTo(x, y);
page.CurveTo2(x1, y1, x2, y2);
page.Stroke();
/* Curve Example(CurveTo3) */
y -= 150;
y1 -= 150;
y2 -= 150;
page.BeginText();
page.MoveTextPos(300, 390);
page.ShowText("CurveTo3(x1, y1, x2. y2)");
page.EndText();
page.BeginText();
page.MoveTextPos(x + 5, y - 5);
page.ShowText("Current point");
page.MoveTextPos(x1 - x, y1 - y);
page.ShowText("(x1, y1)");
page.MoveTextPos(x2 - x1, y2 - y1);
page.ShowText("(x2, y2)");
page.EndText();
page.SetDash(dash_mode1, 0);
page.SetLineWidth(0.5f);
page.MoveTo(x, y);
page.LineTo(x1, y1);
page.Stroke();
page.SetDash(null, 0);
page.SetLineWidth(1.5f);
page.MoveTo(x, y);
page.CurveTo3(x1, y1, x2, y2);
page.Stroke();
/* Curve Example(CurveTo) */
y -= 150;
y1 -= 160;
y2 -= 130;
x2 += 10;
page.BeginText();
page.MoveTextPos(300, 240);
page.ShowText("CurveTo(x1, y1, x2. y2, x3, y3)");
page.EndText();
page.BeginText();
page.MoveTextPos(x + 5, y - 5);
page.ShowText("Current point");
page.MoveTextPos(x1 - x, y1 - y);
page.ShowText("(x1, y1)");
page.MoveTextPos(x2 - x1, y2 - y1);
page.ShowText("(x2, y2)");
page.MoveTextPos(x3 - x2, y3 - y2);
page.ShowText("(x3, y3)");
page.EndText();
page.SetDash(dash_mode1, 0);
page.SetLineWidth(0.5f);
page.MoveTo(x, y);
page.LineTo(x1, y1);
page.Stroke();
page.MoveTo(x2, y2);
page.LineTo(x3, y3);
page.Stroke();
page.SetDash(null, 0);
page.SetLineWidth(1.5f);
page.MoveTo(x, y);
page.CurveTo(x1, y1, x2, y2, x3, y3);
page.Stroke();
pdf.SaveToFile("LineDemo.pdf");
} catch (Exception e) {
Console.Error.WriteLine(e.Message);
}
}
private static void PrintPage(HPdfPage page, string caption, HPdfFont font,
HPdfTransitionStyle type, HPdfPage prev, HPdfPage next)
{
float r = (float)rand.Next(255) / 255;
float g = (float)rand.Next(255) / 255;
float b = (float)rand.Next(255) / 255;
HPdfRect rect;
HPdfDestination dst;
HPdfAnnotation annot;
page.SetWidth(800);
page.SetHeight(600);
page.SetRGBFill(r, g, b);
page.Rectangle(0, 0, 800, 600);
page.Fill();
page.SetRGBFill(1.0f - r, 1.0f - g, 1.0f - b);
page.SetFontAndSize(font, 30);
page.BeginText();
page.SetTextMatrix(0.8f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f);
page.TextOut(50, 530, caption);
page.SetTextMatrix(1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f);
page.SetFontAndSize(font, 20);
page.TextOut(55, 300,
"Type \"Ctrl+L\" in order to return from full screen mode.");
page.EndText();
page.SetSlideShow(type, 5.0f, 1.0f);
page.SetFontAndSize(font, 20);
if (next != null)
{
page.BeginText();
page.TextOut(680, 50, "Next=>");
page.EndText();
rect.left = 680;
rect.right = 750;
rect.top = 70;
rect.bottom = 50;
dst = next.CreateDestination();
dst.SetFit();
annot = page.CreateLinkAnnot(rect, dst);
annot.SetBorderStyle(0, 0, 0);
annot.SetHighlightMode(HPdfAnnotHighlightMode.HPDF_ANNOT_INVERT_BOX);
}
if (prev != null)
{
page.BeginText();
page.TextOut(50, 50, "<=Prev");
page.EndText();
rect.left = 50;
rect.right = 110;
rect.top = 70;
rect.bottom = 50;
dst = prev.CreateDestination();
dst.SetFit();
annot = page.CreateLinkAnnot(rect, dst);
annot.SetBorderStyle(0, 0, 0);
annot.SetHighlightMode(HPdfAnnotHighlightMode.HPDF_ANNOT_INVERT_BOX);
}
}
public static void Main()
{
const string page_title = "Text Demo";
const string samp_text = "abcdefgABCDEFG123!#$%&+-@?";
const string samp_text2 = "The quick brown fox jumps over the lazy dog.";
Console.WriteLine("libhpdf-" + HPdfDoc.HPdfGetVersion());
try {
HPdfDoc pdf = new HPdfDoc();
pdf.SetCompressionMode(HPdfDoc.HPDF_COMP_ALL);
/* create default-font */
HPdfFont font = pdf.GetFont("Helvetica", null);
/* add a new page object. */
HPdfPage page = pdf.AddPage();
/*print the title of the page (with positioning center). */
page.SetFontAndSize(font, 24);
float tw = page.TextWidth(page_title);
page.BeginText();
page.TextOut((page.GetWidth() - tw) / 2,
page.GetHeight() - 50, page_title);
page.EndText();
page.BeginText();
page.MoveTextPos(60, page.GetHeight() - 60);
/*
* font size
*/
float fsize = 8;
while (fsize < 60)
{
/* set style and size of font. */
page.SetFontAndSize(font, fsize);
/* set the position of the text. */
page.MoveTextPos(0, -5 - fsize);
/* measure the number of characters which included in the page. */
uint tlen = page.MeasureText(samp_text,
page.GetWidth() - 120, false);
page.ShowText(samp_text.Substring(0, (int)tlen));
/* print the description. */
page.MoveTextPos(0, -10);
page.SetFontAndSize(font, 8);
page.ShowText("Fontsize=" + fsize);
fsize *= 1.5f;
}
/*
* font color
*/
page.SetFontAndSize(font, 8);
page.MoveTextPos(0, -30);
page.ShowText("Font color");
page.SetFontAndSize(font, 18);
page.MoveTextPos(0, -20);
int len = samp_text.Length;
for (int i = 0; i < len; i++)
{
string buf;
float r = (float)i / (float)len;
float g = 1 - ((float)i / (float)len);
buf = samp_text.Substring(i, 1);
page.SetRGBFill(r, g, 0);
page.ShowText(buf);
}
page.MoveTextPos(0, -25);
for (int i = 0; i < len; i++)
{
string buf;
float r = (float)i / (float)len;
float b = 1 - ((float)i / (float)len);
buf = samp_text.Substring(i, 1);
page.SetRGBFill(r, 0, b);
page.ShowText(buf);
}
page.MoveTextPos(0, -25);
for (int i = 0; i < len; i++)
{
string buf;
float b = (float)i / (float)len;
float g = 1 - ((float)i / (float)len);
buf = samp_text.Substring(i, 1);
page.SetRGBFill(0, g, b);
page.ShowText(buf);
}
page.EndText();
int ypos = 450;
/*
* Font rendering mode
*/
page.SetFontAndSize(font, 32);
page.SetRGBFill(0.5f, 0.5f, 0);
page.SetLineWidth(1.5f);
/* PDF_FILL */
ShowDescription(page, 60, ypos,
"RenderingMode=PDF_FILL");
page.SetTextRenderingMode(HPdfTextRenderingMode.HPDF_FILL);
page.BeginText();
page.TextOut(60, ypos, "ABCabc123");
page.EndText();
/*PDF_STROKE */
ShowDescription(page, 60, ypos - 50,
"RenderingMode=PDF_STROKE");
page.SetTextRenderingMode(HPdfTextRenderingMode.HPDF_STROKE);
page.BeginText();
page.TextOut(60, ypos - 50, "ABCabc123");
page.EndText();
/*PDF_FILL_THEN_STROKE */
ShowDescription(page, 60, ypos - 100,
"RenderingMode=PDF_FILL_THEN_STROKE");
page.SetTextRenderingMode(HPdfTextRenderingMode.HPDF_FILL_THEN_STROKE);
page.BeginText();
page.TextOut(60, ypos - 100, "ABCabc123");
page.EndText();
/*PDF_FILL_CLIPPING */
ShowDescription(page, 60, ypos - 150,
"RenderingMode=PDF_FILL_CLIPPING");
page.GSave();
page.SetTextRenderingMode(HPdfTextRenderingMode.HPDF_FILL_CLIPPING);
page.BeginText();
page.TextOut(60, ypos - 150, "ABCabc123");
page.EndText();
ShowStripePattern(page, 60, ypos - 150);
page.GRestore();
/*PDF_STROKE_CLIPPING */
ShowDescription(page, 60, ypos - 200,
"RenderingMode=PDF_STROKE_CLIPPING");
page.GSave();
page.SetTextRenderingMode(HPdfTextRenderingMode.HPDF_STROKE_CLIPPING);
page.BeginText();
page.TextOut(60, ypos - 200, "ABCabc123");
page.EndText();
ShowStripePattern(page, 60, ypos - 200);
page.GRestore();
/*PDF_FILL_STROKE_CLIPPING */
ShowDescription(page, 60, ypos - 250,
"RenderingMode=PDF_FILL_STROKE_CLIPPING");
page.GSave();
page.SetTextRenderingMode(HPdfTextRenderingMode.HPDF_FILL_STROKE_CLIPPING);
page.BeginText();
page.TextOut(60, ypos - 250, "ABCabc123");
page.EndText();
ShowStripePattern(page, 60, ypos - 250);
page.GRestore();
/*Reset text attributes */
page.SetTextRenderingMode(HPdfTextRenderingMode.HPDF_FILL);
page.SetRGBFill(0, 0, 0);
page.SetFontAndSize(font, 30);
/*
* Rotating text
*/
float angle1 = 30; /* A rotation of 30 degrees. */
float rad1 = angle1 / 180 * 3.141592f; /* Calcurate the radian value. */
ShowDescription(page, 320, ypos - 60, "Rotating text");
page.BeginText();
page.SetTextMatrix((float)Math.Cos(rad1), (float)Math.Sin(rad1),
-(float)Math.Sin(rad1), (float)Math.Cos(rad1),
330, ypos - 60);
page.ShowText("ABCabc123");
page.EndText();
/*
* Skewing text.
*/
ShowDescription(page, 320, ypos - 120, "Skewing text");
page.BeginText();
angle1 = 10;
float angle2 = 20;
rad1 = angle1 / 180 * 3.141592f;
float rad2 = angle2 / 180 * 3.141592f;
page.SetTextMatrix(1, (float)Math.Tan(rad1), (float)Math.Tan(rad2), 1,
320, ypos - 120);
page.ShowText("ABCabc123");
page.EndText();
/*
* scaling text (X direction)
*/
ShowDescription(page, 320, ypos - 175, "Scaling text (X direction)");
page.BeginText();
page.SetTextMatrix(1.5f, 0, 0, 1, 320, ypos - 175);
page.ShowText("ABCabc12");
page.EndText();
/*
* scaling text (Y direction)
*/
ShowDescription(page, 320, ypos - 250, "Scaling text (Y direction)");
page.BeginText();
page.SetTextMatrix(1, 0, 0, 2, 320, ypos - 250);
page.ShowText("ABCabc123");
page.EndText();
/*
* char spacing, word spacing
*/
ShowDescription(page, 60, 140, "char-spacing 0");
ShowDescription(page, 60, 100, "char-spacing 1.5");
ShowDescription(page, 60, 60, "char-spacing 1.5, word-spacing 2.5");
page.SetFontAndSize(font, 20);
page.SetRGBFill(0.1f, 0.3f, 0.1f);
/*char-spacing 0 */
page.BeginText();
page.TextOut(60, 140, samp_text2);
page.EndText();
/*char-spacing 1.5 */
page.SetCharSpace(1.5f);
page.BeginText();
page.TextOut(60, 100, samp_text2);
page.EndText();
/*char-spacing 1.5, word-spacing 3.5 */
page.SetWordSpace(2.5f);
page.BeginText();
page.TextOut(60, 60, samp_text2);
page.EndText();
/* save the document to a file */
pdf.SaveToFile("TextDemo.pdf");
} catch (Exception e) {
Console.Error.WriteLine(e.Message);
}
}
