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Editing: text_demo2.py
### ## * << Alternative PDF Library 1.0.0 >> -- text_demo2.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. ## * ## ## port to python by Li Jun ## http://groups.google.com/group/pythoncia import os, sys from ctypes import * up=2 def setlibpath(up): import sys path=os.path.normpath(os.path.split(os.path.realpath(__file__))[0]+'\..'*up) if path not in sys.path: sys.path.append(path) setlibpath(up) from haru import * from haru.c_func import * from grid_sheet import * from math import * global pdf @HPDF_Error_Handler(None, HPDF_UINT, HPDF_UINT, c_void_p) def error_handler (error_no, detail_no, user_data): printf ("ERROR: error_no=%04X, detail_no=%u\n", error_no, detail_no) HPDF_Free (pdf) global no no = 0 def PrintText(page): #char buf[512] pos = HPDF_Page_GetCurrentTextPos (page) no+=1 buf=".[%d]%0.2f %0.2f" %( no, pos.x, pos.y) HPDF_Page_ShowText(page, buf) def main (): global pdf rect=HPDF_Rect() SAMP_TXT = "The quick brown fox jumps over the lazy dog. " fname=os.path.realpath(sys.argv[0]) fname=fname[:fname.rfind('.')]+'.pdf' pdf = HPDF_New (error_handler, NULL) if (not pdf): printf ("error: cannot create PdfDoc object\n") return 1 # add a new page object. page = HPDF_AddPage (pdf) HPDF_Page_SetSize (page, HPDF_PAGE_SIZE_A5, HPDF_PAGE_PORTRAIT) print_grid (pdf, page) page_height = HPDF_Page_GetHeight (page) font = HPDF_GetFont (pdf, "Helvetica", NULL) HPDF_Page_SetTextLeading (page, 20) # text_rect method # HPDF_TALIGN_LEFT rect.left = 25 rect.top = 545 rect.right = 200 rect.bottom = rect.top - 40 HPDF_Page_Rectangle (page, rect.left, rect.bottom, rect.right - rect.left, rect.top - rect.bottom) HPDF_Page_Stroke (page) HPDF_Page_BeginText (page) HPDF_Page_SetFontAndSize (page, font, 10) HPDF_Page_TextOut (page, rect.left, rect.top + 3, "HPDF_TALIGN_LEFT") HPDF_Page_SetFontAndSize (page, font, 13) HPDF_Page_TextRect (page, rect.left, rect.top, rect.right, rect.bottom, SAMP_TXT, HPDF_TALIGN_LEFT, NULL) HPDF_Page_EndText (page) # HPDF_TALIGN_RIGTH rect.left = 220 rect.right = 395 HPDF_Page_Rectangle (page, rect.left, rect.bottom, rect.right - rect.left, rect.top - rect.bottom) HPDF_Page_Stroke (page) HPDF_Page_BeginText (page) HPDF_Page_SetFontAndSize (page, font, 10) HPDF_Page_TextOut (page, rect.left, rect.top + 3, "HPDF_TALIGN_RIGTH") HPDF_Page_SetFontAndSize (page, font, 13) HPDF_Page_TextRect (page, rect.left, rect.top, rect.right, rect.bottom, SAMP_TXT, HPDF_TALIGN_RIGHT, NULL) HPDF_Page_EndText (page) # HPDF_TALIGN_CENTER rect.left = 25 rect.top = 475 rect.right = 200 rect.bottom = rect.top - 40 HPDF_Page_Rectangle (page, rect.left, rect.bottom, rect.right - rect.left, rect.top - rect.bottom) HPDF_Page_Stroke (page) HPDF_Page_BeginText (page) HPDF_Page_SetFontAndSize (page, font, 10) HPDF_Page_TextOut (page, rect.left, rect.top + 3, "HPDF_TALIGN_CENTER") HPDF_Page_SetFontAndSize (page, font, 13) HPDF_Page_TextRect (page, rect.left, rect.top, rect.right, rect.bottom, SAMP_TXT, HPDF_TALIGN_CENTER, NULL) HPDF_Page_EndText (page) # HPDF_TALIGN_JUSTIFY rect.left = 220 rect.right = 395 HPDF_Page_Rectangle (page, rect.left, rect.bottom, rect.right - rect.left, rect.top - rect.bottom) HPDF_Page_Stroke (page) HPDF_Page_BeginText (page) HPDF_Page_SetFontAndSize (page, font, 10) HPDF_Page_TextOut (page, rect.left, rect.top + 3, "HPDF_TALIGN_JUSTIFY") HPDF_Page_SetFontAndSize (page, font, 13) HPDF_Page_TextRect (page, rect.left, rect.top, rect.right, rect.bottom, SAMP_TXT, HPDF_TALIGN_JUSTIFY, NULL) HPDF_Page_EndText (page) # Skewed coordinate system HPDF_Page_GSave (page) angle1 = 5 angle2 = 10 rad1 = angle1 / 180 * 3.141592 rad2 = angle2 / 180 * 3.141592 HPDF_Page_Concat (page, 1, tan(rad1), tan(rad2), 1, 25, 350) rect.left = 0 rect.top = 40 rect.right = 175 rect.bottom = 0 HPDF_Page_Rectangle (page, rect.left, rect.bottom, rect.right - rect.left, rect.top - rect.bottom) HPDF_Page_Stroke (page) HPDF_Page_BeginText (page) HPDF_Page_SetFontAndSize (page, font, 10) HPDF_Page_TextOut (page, rect.left, rect.top + 3, "Skewed coordinate system") HPDF_Page_SetFontAndSize (page, font, 13) HPDF_Page_TextRect (page, rect.left, rect.top, rect.right, rect.bottom, SAMP_TXT, HPDF_TALIGN_LEFT, NULL) HPDF_Page_EndText (page) HPDF_Page_GRestore (page) # Rotated coordinate system HPDF_Page_GSave (page) angle1 = 5 rad1 = angle1 / 180 * 3.141592 HPDF_Page_Concat (page, cos(rad1), sin(rad1), -sin(rad1), cos(rad1), 220, 350) rect.left = 0 rect.top = 40 rect.right = 175 rect.bottom = 0 HPDF_Page_Rectangle (page, rect.left, rect.bottom, rect.right - rect.left, rect.top - rect.bottom) HPDF_Page_Stroke (page) HPDF_Page_BeginText (page) HPDF_Page_SetFontAndSize (page, font, 10) HPDF_Page_TextOut (page, rect.left, rect.top + 3, "Rotated coordinate system") HPDF_Page_SetFontAndSize (page, font, 13) HPDF_Page_TextRect (page, rect.left, rect.top, rect.right, rect.bottom, SAMP_TXT, HPDF_TALIGN_LEFT, NULL) HPDF_Page_EndText (page) HPDF_Page_GRestore (page) # text along a circle HPDF_Page_SetGrayStroke (page, 0) HPDF_Page_Circle (page, 210, 190, 145) HPDF_Page_Circle (page, 210, 190, 113) HPDF_Page_Stroke (page) angle1 = 360.0 / (len (SAMP_TXT)) angle2 = 180 HPDF_Page_BeginText (page) font = HPDF_GetFont (pdf, "Courier-Bold", NULL) HPDF_Page_SetFontAndSize (page, font, 30) for i in range(len (SAMP_TXT)): buf=[None, None] rad1 = (angle2 - 90) / 180 * 3.141592 rad2 = angle2 / 180 * 3.141592 x = 210 + cos(rad2) * 122 y = 190 + sin(rad2) * 122 HPDF_Page_SetTextMatrix(page, cos(rad1), sin(rad1), -sin(rad1), cos(rad1), x, y) buf[0] = SAMP_TXT[i] buf[1] = chr(0) HPDF_Page_ShowText (page, buf) angle2 -= angle1 HPDF_Page_EndText (page) # save the document to a file HPDF_SaveToFile (pdf, fname) # clean up HPDF_Free (pdf) return 0 main()
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