/** << Haru Free PDF Library 2.0.0 >> -- text_demo.c** Copyright (c) 1999-2006 Takeshi Kanno <takeshi_kanno@est.hi-ho.ne.jp>** Permission to use, copy, modify, distribute and sell this software* and its documentation for any purpose is hereby granted without fee,* provided that the above copyright notice appear in all copies and* that both that copyright notice and this permission notice appear* in supporting documentation.* It is provided "as is" without express or implied warranty.**/#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
#include <setjmp.h>
#include "hpdf.h"
#include "grid_sheet.h"jmp_buf env;#ifdef HPDF_DLL
void  __stdcall
#else
void
#endif
error_handler (HPDF_STATUS   error_no,HPDF_STATUS   detail_no,void         *user_data)
{printf ("ERROR: error_no=%04X, detail_no=%u\n", (HPDF_UINT)error_no,(HPDF_UINT)detail_no);longjmp(env, 1);
}void
show_stripe_pattern  (HPDF_Page   page,HPDF_REAL   x,HPDF_REAL   y)
{HPDF_UINT iy = 0;while (iy < 50) {HPDF_Page_SetRGBStroke (page, 0.0, 0.0, 0.5);HPDF_Page_SetLineWidth (page, 1);HPDF_Page_MoveTo (page, x, y + iy);HPDF_Page_LineTo (page, x + HPDF_Page_TextWidth (page, "ABCabc123"),y + iy);HPDF_Page_Stroke (page);iy += 3;}HPDF_Page_SetLineWidth (page, 2.5);
}void
show_description  (HPDF_Page          page,HPDF_REAL          x,HPDF_REAL          y,const char   *text)
{float fsize = HPDF_Page_GetCurrentFontSize (page);HPDF_Font font = HPDF_Page_GetCurrentFont (page);HPDF_RGBColor c = HPDF_Page_GetRGBFill (page);HPDF_Page_BeginText (page);HPDF_Page_SetRGBFill (page, 0, 0, 0);HPDF_Page_SetTextRenderingMode (page, HPDF_FILL);HPDF_Page_SetFontAndSize (page, font, 10);HPDF_Page_TextOut (page, x, y - 12, text);HPDF_Page_EndText (page);HPDF_Page_SetFontAndSize (page, font, fsize);HPDF_Page_SetRGBFill (page, c.r, c.g, c.b);
}int main (int argc, char **argv)
{const char *page_title = "Text Demo";HPDF_Doc  pdf;HPDF_Font font;HPDF_Page page;char fname[256];const char* samp_text = "abcdefgABCDEFG123!#$%&+-@?";const char* samp_text2 = "The quick brown fox jumps over the lazy dog.";float tw;float fsize;int i;int len;float angle1;float angle2;float rad1;float rad2;float ypos;strcpy (fname, argv[0]);strcat (fname, ".pdf");pdf = HPDF_New (error_handler, NULL);if (!pdf) {printf ("error: cannot create PdfDoc object\n");return 1;}if (setjmp(env)) {HPDF_Free (pdf);return 1;}/* set compression mode */HPDF_SetCompressionMode (pdf, HPDF_COMP_ALL);/* create default-font */font = HPDF_GetFont (pdf, "Helvetica", NULL);/* add a new page object. */page = HPDF_AddPage (pdf);/* draw grid to the page */print_grid  (pdf, page);/* print the lines of the page.HPDF_Page_SetLineWidth (page, 1);HPDF_Page_Rectangle (page, 50, 50, HPDF_Page_GetWidth(page) - 100,HPDF_Page_GetHeight (page) - 110);HPDF_Page_Stroke (page);*//* print the title of the page (with positioning center). */HPDF_Page_SetFontAndSize (page, font, 24);tw = HPDF_Page_TextWidth (page, page_title);HPDF_Page_BeginText (page);HPDF_Page_TextOut (page, (HPDF_Page_GetWidth(page) - tw) / 2,HPDF_Page_GetHeight (page) - 50, page_title);HPDF_Page_EndText (page);HPDF_Page_BeginText (page);HPDF_Page_MoveTextPos (page, 60, HPDF_Page_GetHeight(page) - 60);/** font size*/fsize = 8;while (fsize < 60) {char buf[50];int len;/* set style and size of font. */HPDF_Page_SetFontAndSize(page, font, fsize);/* set the position of the text. */HPDF_Page_MoveTextPos (page, 0, -5 - fsize);/* measure the number of characters which included in the page. */strcpy(buf, samp_text);len = HPDF_Page_MeasureText (page, samp_text,HPDF_Page_GetWidth(page) - 120, HPDF_FALSE, NULL);/* truncate the text. */buf[len] = 0x00;HPDF_Page_ShowText (page, buf);/* print the description. */HPDF_Page_MoveTextPos (page, 0, -10);HPDF_Page_SetFontAndSize(page, font, 8);#ifdef __WIN32___snprintf(buf, 50, "Fontsize=%.0f", fsize);#elsesnprintf(buf, 50, "Fontsize=%.0f", fsize);#endifHPDF_Page_ShowText (page, buf);fsize *= 1.5;}/** font color*/HPDF_Page_SetFontAndSize(page, font, 8);HPDF_Page_MoveTextPos (page, 0, -30);HPDF_Page_ShowText (page, "Font color");HPDF_Page_SetFontAndSize (page, font, 18);HPDF_Page_MoveTextPos (page, 0, -20);len = strlen (samp_text);for (i = 0; i < len; i++) {char buf[2];float r = (float)i / (float)len;float g = 1 - ((float)i / (float)len);buf[0] = samp_text[i];buf[1] = 0x00;HPDF_Page_SetRGBFill (page, r, g, 0.0);HPDF_Page_ShowText (page, buf);}HPDF_Page_MoveTextPos (page, 0, -25);for (i = 0; i < len; i++) {char buf[2];float r = (float)i / (float)len;float b = 1 - ((float)i / (float)len);buf[0] = samp_text[i];buf[1] = 0x00;HPDF_Page_SetRGBFill (page, r, 0.0, b);HPDF_Page_ShowText (page, buf);}HPDF_Page_MoveTextPos (page, 0, -25);for (i = 0; i < len; i++) {char buf[2];float b = (float)i / (float)len;float g = 1 - ((float)i / (float)len);buf[0] = samp_text[i];buf[1] = 0x00;HPDF_Page_SetRGBFill (page, 0.0, g, b);HPDF_Page_ShowText (page, buf);}HPDF_Page_EndText (page);ypos = 450;/** Font rendering mode*/HPDF_Page_SetFontAndSize(page, font, 32);HPDF_Page_SetRGBFill (page, 0.5, 0.5, 0.0);HPDF_Page_SetLineWidth (page, 1.5);/* PDF_FILL */show_description (page,  60, ypos,"RenderingMode=PDF_FILL");HPDF_Page_SetTextRenderingMode (page, HPDF_FILL);HPDF_Page_BeginText (page);HPDF_Page_TextOut (page, 60, ypos, "ABCabc123");HPDF_Page_EndText (page);/* PDF_STROKE */show_description (page, 60, ypos - 50,"RenderingMode=PDF_STROKE");HPDF_Page_SetTextRenderingMode (page, HPDF_STROKE);HPDF_Page_BeginText (page);HPDF_Page_TextOut (page, 60, ypos - 50, "ABCabc123");HPDF_Page_EndText (page);/* PDF_FILL_THEN_STROKE */show_description (page, 60, ypos - 100,"RenderingMode=PDF_FILL_THEN_STROKE");HPDF_Page_SetTextRenderingMode (page, HPDF_FILL_THEN_STROKE);HPDF_Page_BeginText (page);HPDF_Page_TextOut (page, 60, ypos - 100, "ABCabc123");HPDF_Page_EndText (page);/* PDF_FILL_CLIPPING */show_description (page, 60, ypos - 150,"RenderingMode=PDF_FILL_CLIPPING");HPDF_Page_GSave (page);HPDF_Page_SetTextRenderingMode (page, HPDF_FILL_CLIPPING);HPDF_Page_BeginText (page);HPDF_Page_TextOut (page, 60, ypos - 150, "ABCabc123");HPDF_Page_EndText (page);show_stripe_pattern (page, 60, ypos - 150);HPDF_Page_GRestore (page);/* PDF_STROKE_CLIPPING */show_description (page, 60, ypos - 200,"RenderingMode=PDF_STROKE_CLIPPING");HPDF_Page_GSave (page);HPDF_Page_SetTextRenderingMode (page, HPDF_STROKE_CLIPPING);HPDF_Page_BeginText (page);HPDF_Page_TextOut (page, 60, ypos - 200, "ABCabc123");HPDF_Page_EndText (page);show_stripe_pattern (page, 60, ypos - 200);HPDF_Page_GRestore (page);/* PDF_FILL_STROKE_CLIPPING */show_description (page, 60, ypos - 250,"RenderingMode=PDF_FILL_STROKE_CLIPPING");HPDF_Page_GSave (page);HPDF_Page_SetTextRenderingMode (page, HPDF_FILL_STROKE_CLIPPING);HPDF_Page_BeginText (page);HPDF_Page_TextOut (page, 60, ypos - 250, "ABCabc123");HPDF_Page_EndText (page);show_stripe_pattern (page, 60, ypos - 250);HPDF_Page_GRestore (page);/* Reset text attributes */HPDF_Page_SetTextRenderingMode (page, HPDF_FILL);HPDF_Page_SetRGBFill (page, 0, 0, 0);HPDF_Page_SetFontAndSize(page, font, 30);/** Rotating text*/angle1 = 30;                   /* A rotation of 30 degrees. */rad1 = angle1 / 180 * 3.141592; /* Calcurate the radian value. */show_description (page, 320, ypos - 60, "Rotating text");HPDF_Page_BeginText (page);HPDF_Page_SetTextMatrix (page, cos(rad1), sin(rad1), -sin(rad1), cos(rad1),330, ypos - 60);HPDF_Page_ShowText (page, "ABCabc123");HPDF_Page_EndText (page);/** Skewing text.*/show_description (page, 320, ypos - 120, "Skewing text");HPDF_Page_BeginText (page);angle1 = 10;angle2 = 20;rad1 = angle1 / 180 * 3.141592;rad2 = angle2 / 180 * 3.141592;HPDF_Page_SetTextMatrix (page, 1, tan(rad1), tan(rad2), 1, 320, ypos - 120);HPDF_Page_ShowText (page, "ABCabc123");HPDF_Page_EndText (page);/** scaling text (X direction)*/show_description (page, 320, ypos - 175, "Scaling text (X direction)");HPDF_Page_BeginText (page);HPDF_Page_SetTextMatrix (page, 1.5, 0, 0, 1, 320, ypos - 175);HPDF_Page_ShowText (page, "ABCabc12");HPDF_Page_EndText (page);/** scaling text (Y direction)*/show_description (page, 320, ypos - 250, "Scaling text (Y direction)");HPDF_Page_BeginText (page);HPDF_Page_SetTextMatrix (page, 1, 0, 0, 2, 320, ypos - 250);HPDF_Page_ShowText (page, "ABCabc123");HPDF_Page_EndText (page);/** char spacing, word spacing*/show_description (page, 60, 140, "char-spacing 0");show_description (page, 60, 100, "char-spacing 1.5");show_description (page, 60, 60, "char-spacing 1.5, word-spacing 2.5");HPDF_Page_SetFontAndSize (page, font, 20);HPDF_Page_SetRGBFill (page, 0.1, 0.3, 0.1);/* char-spacing 0 */HPDF_Page_BeginText (page);HPDF_Page_TextOut (page, 60, 140, samp_text2);HPDF_Page_EndText (page);/* char-spacing 1.5 */HPDF_Page_SetCharSpace (page, 1.5);HPDF_Page_BeginText (page);HPDF_Page_TextOut (page, 60, 100, samp_text2);HPDF_Page_EndText (page);/* char-spacing 1.5, word-spacing 3.5 */HPDF_Page_SetWordSpace (page, 2.5);HPDF_Page_BeginText (page);HPDF_Page_TextOut (page, 60, 60, samp_text2);HPDF_Page_EndText (page);/* save the document to a file */HPDF_SaveToFile (pdf, fname);/* clean up */HPDF_Free (pdf);return 0;
}

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <setjmp.h>
#include "hpdf.h"
#include "grid_sheet.h"#ifdef STAND_ALONE
jmp_buf env;#ifdef HPDF_DLL
void __stdcall
#else
void
#endif
error_handler  (HPDF_STATUS   error_no,HPDF_STATUS   detail_no,void         *user_data)
{printf ("ERROR: error_no=%04X, detail_no=%u\n", (HPDF_UINT)error_no,(HPDF_UINT)detail_no);longjmp(env, 1);
}#endif /* STAND_ALONE */void
print_grid  (HPDF_Doc     pdf,HPDF_Page    page)
{HPDF_REAL height = HPDF_Page_GetHeight (page);HPDF_REAL width = HPDF_Page_GetWidth (page);HPDF_Font font = HPDF_GetFont (pdf, "Helvetica", NULL);HPDF_UINT x, y;HPDF_Page_SetFontAndSize (page, font, 5);HPDF_Page_SetGrayFill (page, 0.5);HPDF_Page_SetGrayStroke (page, 0.8);/* Draw horizontal lines */y = 0;while (y < height) {if (y % 10 == 0)HPDF_Page_SetLineWidth (page, 0.5);else {if (HPDF_Page_GetLineWidth (page) != 0.25)HPDF_Page_SetLineWidth (page, 0.25);}HPDF_Page_MoveTo (page, 0, y);HPDF_Page_LineTo (page, width, y);HPDF_Page_Stroke (page);if (y % 10 == 0 && y > 0) {HPDF_Page_SetGrayStroke (page, 0.5);HPDF_Page_MoveTo (page, 0, y);HPDF_Page_LineTo (page, 5, y);HPDF_Page_Stroke (page);HPDF_Page_SetGrayStroke (page, 0.8);}y += 5;}/* Draw virtical lines */x = 0;while (x < width) {if (x % 10 == 0)HPDF_Page_SetLineWidth (page, 0.5);else {if (HPDF_Page_GetLineWidth (page) != 0.25)HPDF_Page_SetLineWidth (page, 0.25);}HPDF_Page_MoveTo (page, x, 0);HPDF_Page_LineTo (page, x, height);HPDF_Page_Stroke (page);if (x % 50 == 0 && x > 0) {HPDF_Page_SetGrayStroke (page, 0.5);HPDF_Page_MoveTo (page, x, 0);HPDF_Page_LineTo (page, x, 5);HPDF_Page_Stroke (page);HPDF_Page_MoveTo (page, x, height);HPDF_Page_LineTo (page, x, height - 5);HPDF_Page_Stroke (page);HPDF_Page_SetGrayStroke (page, 0.8);}x += 5;}/* Draw horizontal text */y = 0;while (y < height) {if (y % 10 == 0 && y > 0) {char buf[12];HPDF_Page_BeginText (page);HPDF_Page_MoveTextPos (page, 5, y - 2);
#ifdef __WIN32___snprintf (buf, 12, "%u", y);
#elsesnprintf (buf, 12, "%u", y);
#endifHPDF_Page_ShowText (page, buf);HPDF_Page_EndText (page);}y += 5;}/* Draw virtical text */x = 0;while (x < width) {if (x % 50 == 0 && x > 0) {char buf[12];HPDF_Page_BeginText (page);HPDF_Page_MoveTextPos (page, x, 5);
#ifdef __WIN32___snprintf (buf, 12, "%u", x);
#elsesnprintf (buf, 12, "%u", x);
#endifHPDF_Page_ShowText (page, buf);HPDF_Page_EndText (page);HPDF_Page_BeginText (page);HPDF_Page_MoveTextPos (page, x, height - 10);HPDF_Page_ShowText (page, buf);HPDF_Page_EndText (page);}x += 5;}HPDF_Page_SetGrayFill (page, 0);HPDF_Page_SetGrayStroke (page, 0);
}#ifdef STAND_ALONEint
main (int argc, char **argv)
{HPDF_Doc  pdf;HPDF_Page page;char fname[256];strcpy (fname, argv[0]);strcat (fname, ".pdf");pdf = HPDF_New (error_handler, NULL);if (!pdf) {printf ("error: cannot create PdfDoc object\n");return 1;}if (setjmp(env)) {HPDF_Free (pdf);return 1;}/* add a new page object. */page = HPDF_AddPage (pdf);HPDF_Page_SetHeight (page, 600);HPDF_Page_SetWidth (page, 400);print_grid  (pdf, page);/* save the document to a file */HPDF_SaveToFile (pdf, fname);/* clean up */HPDF_Free (pdf);return 0;
}#endif /* STAND_ALONE */

#ifndef __GRID_SHEET_H
#define __GRID_SHEET_H#include "hpdf.h"void
print_grid  (HPDF_Doc     pdf,HPDF_Page    page);#endif /* __GRID_SHEET_H */