Current File : /opt/alt/libharu/usr/share/libharu/bindings/python/demo//text_demo2.py
###
## * << Alternative PDF Library 1.0.0 >> -- text_demo2.c
## *
## * Copyright (c) 1999-2006 Takeshi Kanno <[email protected]>
## *
## * 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()