/** * Measure the width of a string. * * \param fstyle style for this text * \param string string to measure (no UTF-8 currently) * \param length length of string * \param width updated to width of string[0..length] * \return true on success, false on error and error reported */ bool haru_nsfont_width(const plot_font_style_t *fstyle, const char *string, size_t length, int *width) { HPDF_Doc pdf; HPDF_Page page; char *string_nt; HPDF_REAL width_real; *width = 0; if (length == 0) return true; if (!haru_nsfont_init(&pdf, &page, string, &string_nt, length)) return false; if (!haru_nsfont_apply_style(fstyle, pdf, page, NULL, NULL)) { free(string_nt); HPDF_Free(pdf); return false; } width_real = HPDF_Page_TextWidth(page, string_nt); *width = width_real; #ifdef FONT_HARU_DEBUG LOG("Measuring string: %s ; Calculated width: %f %i", string_nt, width_real, *width); #endif free(string_nt); HPDF_Free(pdf); return true; }
void draw_fonts (HPDF_Page page) { int i; int j; HPDF_Page_BeginText (page); /* Draw all character from 0x20 to 0xFF to the canvas. */ for (i = 1; i < 17; i++) { for (j = 1; j < 17; j++) { unsigned char buf[2]; int y = PAGE_HEIGHT - 55 - ((i - 1) * CELL_HEIGHT); int x = j * CELL_WIDTH + 50; buf[1] = 0x00; buf[0] = (i - 1) * 16 + (j - 1); if (buf[0] >= 32) { double d; d = x - HPDF_Page_TextWidth (page, (char*)buf) / 2; HPDF_Page_TextOut (page, d, y, (char*)buf); } } } HPDF_Page_EndText (page); }
int CHaruPdf::getTextWidth( const sqbind::stdString &sText ) {_STT(); // Sanity checks if ( !m_page ) return 0; // Get text width return HPDF_Page_TextWidth( m_page, sText.c_str() ); }
JNIEXPORT jfloat JNICALL Java_org_libharu_Page_getTextWidth (JNIEnv *env, jobject obj, jstring text) { haru_setup_error_handler(env, __func__); HPDF_Page page = get_HPDF_Page(env, obj); const char* str = env->GetStringUTFChars(text, 0); float tw = HPDF_Page_TextWidth (page, str); env->ReleaseStringUTFChars(text, str); haru_clear_error_handler(); return tw; }
void print_page_header(HPDF_Doc pdf, HPDF_Page page, const char *header) { HPDF_Font header_font; HPDF_REAL tw; HPDF_REAL width; header_font = HPDF_GetFont (pdf, default_font_name, NULL); HPDF_Page_SetFontAndSize (page, header_font, 12); tw = HPDF_Page_TextWidth (page, header); HPDF_Page_BeginText (page); width = page_size.cx - page_margin.left - page_margin.right, HPDF_Page_TextOut (page, page_margin.left + (width - tw) / 2, page_size.cy - page_margin.top + 6, header); HPDF_Page_EndText (page); }
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); }
int fileWriter(HPDF_Doc pdf, HPDF_Outline root, HPDF_Font font, const std::string curFile, const std::vector< std::string> vec) { auto func_footbar = [](std::string fileName)->std::string { std::ostringstream buffer; buffer << " File:" << fileName.c_str() << " Autor:XCL "; return buffer.str(); }; auto func_pageOutline = [&](HPDF_Page page, std::string curFile) { HPDF_Outline outline; HPDF_Destination dst; outline = HPDF_CreateOutline(pdf, root, curFile.c_str(), NULL); dst = HPDF_Page_CreateDestination(page); HPDF_Destination_SetXYZ(dst, 0, HPDF_Page_GetHeight(page), 1);// 1 = 默认百分比100 HPDF_Outline_SetDestination(outline, dst); }; auto func_drawRow = [](HPDF_Page page,std::string rid,std::string row,int y ) { HPDF_Page_BeginText(page); HPDF_Page_MoveTextPos(page, config::ROWID_WIDTH, y - 2); HPDF_Page_ShowText(page, rid.c_str()); HPDF_Page_ShowText(page, row.c_str()); HPDF_Page_EndText(page); }; HPDF_Page page = nullptr; HPDF_REAL width,height; HPDF_UINT y = 0; // x =0, int currID = 0, pageID = 0, currRowCount; std::string ss, rid; for (int i = 0; i < vec.size(); i++) { if (i == 0 || currRowCount > config::PAGE_ROWNUM) { ////////////////////////////////////////////// page = HPDF_AddPage(pdf); width = HPDF_Page_GetWidth(page); height = HPDF_Page_GetHeight(page); // x = 0; y = height - config::ROW_HEIGHT; func_pageOutline(page, curFile); HPDF_Page_SetSize(page, HPDF_PAGE_SIZE_A4, HPDF_PAGE_PORTRAIT); { HPDF_RGBColor c = HPDF_Page_GetRGBFill(page); HPDF_Page_SetRGBStroke(page, 0.0, 0.5, 0); HPDF_Page_SetFontAndSize(page, font, config::FOOTBAR_FONT_SIZE); HPDF_Page_SetLineWidth(page, 0.5); HPDF_Page_MoveTo(page, 0, 13); HPDF_Page_LineTo(page, width, 16); HPDF_Page_Stroke(page); HPDF_Page_SetRGBFill(page, 0.0, 0, 0.5); HPDF_Page_BeginText(page); HPDF_Page_MoveTextPos(page, 40, config::FOOTBAR_FONT_SIZE - 5); HPDF_Page_ShowText(page, func_footbar(curFile).c_str()); HPDF_Page_EndText(page); HPDF_Page_SetRGBFill(page, c.r, c.g, c.b); }; y = height - config::ROW_HEIGHT * 2; HPDF_Page_SetFontAndSize(page, font, config::PAGE_FONT_SIZE); pageID++; currRowCount = 1; ////////////////////////////////////////////// } /////////////////////////////////////////// ss = vec[i]; HPDF_REAL wrid = HPDF_Page_TextWidth(page, rid.c_str()); NEWROW: HPDF_REAL wss = HPDF_Page_TextWidth(page, ss.c_str()); rid = util::rowidWidth(currRowCount ); if (wrid + wss > width) { //简单处理:超过页宽,直接分成两行.足以应付大部份情况. int center = ss.length() / 2; func_drawRow(page, rid,ss.substr(0, center),y); y -= config::ROW_HEIGHT; currRowCount++; ss = ss.substr(center); goto NEWROW; } else { func_drawRow(page, rid, ss,y); y -= config::ROW_HEIGHT; currRowCount++; } ////////////////////////////////////////// } return 0; } //end func
int main (int /* argc */, char **argv) { const char *page_title = "Font Demo"; HPDF_Doc pdf; char fname[256]; HPDF_Page page; HPDF_Font def_font; HPDF_REAL tw; HPDF_REAL height; HPDF_REAL width; HPDF_UINT i; HPDF_Image image; double x; double y; double iw; double ih; HPDF_Stream stream; 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); height = HPDF_Page_GetHeight (page); width = HPDF_Page_GetWidth (page); /* Print the lines of the page. */ HPDF_Page_SetLineWidth (page, 1); HPDF_Page_Rectangle (page, 50, 50, width - 100, height - 110); HPDF_Page_Stroke (page); /* Print the title of the page (with positioning center). */ def_font = HPDF_GetFont (pdf, "Helvetica", NULL); HPDF_Page_SetFontAndSize (page, def_font, 24); tw = HPDF_Page_TextWidth (page, page_title); HPDF_Page_BeginText (page); HPDF_Page_TextOut (page, (width - tw) / 2, height - 50, page_title); HPDF_Page_EndText (page); /* output subtitle. */ HPDF_Page_BeginText (page); HPDF_Page_SetFontAndSize (page, def_font, 16); HPDF_Page_TextOut (page, 60, height - 80, "<Standerd Type1 fonts samples>"); HPDF_Page_EndText (page); HPDF_Page_BeginText (page); HPDF_Page_MoveTextPos (page, 60, height - 105); i = 0; while (font_list[i]) { const char* samp_text = "abcdefgABCDEFG12345!#$%&+-@?"; HPDF_Font font = HPDF_GetFont (pdf, font_list[i], NULL); /* print a label of text */ HPDF_Page_SetFontAndSize (page, def_font, 9); HPDF_Page_ShowText (page, font_list[i]); HPDF_Page_MoveTextPos (page, 0, -18); /* print a sample text. */ HPDF_Page_SetFontAndSize (page, font, 20); HPDF_Page_ShowText (page, samp_text); HPDF_Page_MoveTextPos (page, 0, -20); i++; } HPDF_Page_EndText (page); /* Add a new page object. */ page = HPDF_AddPage (pdf); height = HPDF_Page_GetHeight (page); width = HPDF_Page_GetWidth (page); /* load image file. */ image = HPDF_LoadPngImageFromFile (pdf, "test.png"); x = 100; y = 100; iw = HPDF_Image_GetWidth (image); ih = HPDF_Image_GetHeight (image); /* Draw image to the canvas. (normal-mode with actual size.)*/ HPDF_Page_DrawImage (page, image, x, y, iw, ih); HPDF_SaveToFile (pdf, fname); /* write something via zlib */ stream = HPDF_FileWriter_New( pdf->mmgr, "test2.raw" ); HPDF_Stream_WriteToStream( image->stream, stream, HPDF_STREAM_FILTER_FLATE_DECODE, NULL ); HPDF_Stream_Free (stream); /* clean up */ HPDF_Free (pdf); return 0; }
int main (int argc, char **argv) { const char *page_title = "Font Demo"; HPDF_Doc pdf; char fname[256]; HPDF_Page page; HPDF_Font def_font; HPDF_REAL tw; HPDF_REAL height; HPDF_REAL width; HPDF_UINT i; 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); height = HPDF_Page_GetHeight (page); width = HPDF_Page_GetWidth (page); /* Print the lines of the page. */ HPDF_Page_SetLineWidth (page, 1); HPDF_Page_Rectangle (page, 50, 50, width - 100, height - 110); HPDF_Page_Stroke (page); /* Print the title of the page (with positioning center). */ def_font = HPDF_GetFont (pdf, "Helvetica", NULL); HPDF_Page_SetFontAndSize (page, def_font, 24); tw = HPDF_Page_TextWidth (page, page_title); HPDF_Page_BeginText (page); HPDF_Page_TextOut (page, (width - tw) / 2, height - 50, page_title); HPDF_Page_EndText (page); /* output subtitle. */ HPDF_Page_BeginText (page); HPDF_Page_SetFontAndSize (page, def_font, 16); HPDF_Page_TextOut (page, 60, height - 80, "<Standerd Type1 fonts samples>"); HPDF_Page_EndText (page); HPDF_Page_BeginText (page); HPDF_Page_MoveTextPos (page, 60, height - 105); i = 0; while (font_list[i]) { const char* samp_text = "ÏðèâåòabcdefgABCDEFG12345!#$%&+-@?"; HPDF_Font font = HPDF_GetFont (pdf, font_list[i], "CP1251"); /* print a label of text */ HPDF_Page_SetFontAndSize (page, def_font, 9); HPDF_Page_ShowText (page, font_list[i]); HPDF_Page_MoveTextPos (page, 0, -18); /* print a sample text. */ HPDF_Page_SetFontAndSize (page, font, 20); HPDF_Page_ShowText (page, samp_text); HPDF_Page_MoveTextPos (page, 0, -20); i++; } HPDF_Page_EndText (page); HPDF_SaveToFile (pdf, fname); /* clean up */ HPDF_Free (pdf); return 0; }
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); #else snprintf(buf, 50, "Fontsize=%.0f", fsize); #endif HPDF_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; }