#see license.txt for license details

"""Tests for the reportlab.platypus.paragraphs module.

"""

__version__='3.3.0'

from reportlab.lib.testutils import setOutDir,makeSuiteForClasses, outputfile, printLocation

setOutDir(__name__)

import sys, os, unittest

from reportlab.platypus.paragraph import Paragraph

from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle

from reportlab.platypus.doctemplate import PageTemplate, BaseDocTemplate, PageBreak, NextPageTemplate

from reportlab.platypus.frames import Frame, ShowBoundaryValue

from reportlab.lib.colors import Color

from reportlab.lib.units import cm

from reportlab.lib.enums import TA_LEFT, TA_RIGHT, TA_CENTER, TA_JUSTIFY

from reportlab.pdfbase.cidfonts import CIDFont, findCMapFile, UnicodeCIDFont

from reportlab.pdfbase import pdfmetrics

#says "Japanese is difficult, isn't it?"

shortText = '\u65e5\u672c\u8a9e\u306f\u96e3\u3057\u3044\u3067\u3059\u306d\uff01'

gatwickText = '\xe3\x82\xac\xe3\x83\x88\xe3\x82\xa6\xe3\x82\xa3\xe3\x83\x83\xe3\x82\xaf\xe7\xa9\xba\xe6\xb8\xaf\xe3\x81\xa8\xe9\x80\xa3\xe7\xb5\xa1\xe9\x80\x9a\xe8\xb7\xaf\xe3\x81\xa7\xe7\x9b\xb4\xe7\xb5\x90\xe3\x81\x95\xe3\x82\x8c\xe3\x81\xa6\xe3\x81\x84\xe3\x82\x8b\xe5\x94\xaf\xe4\xb8\x80\xe3\x81\xae\xe3\x83\x9b\xe3\x83\x86\xe3\x83\xab\xe3\x81\xa7\xe3\x81\x82\xe3\x82\x8b\xe5\xbd\x93\xe3\x83\x9b\xe3\x83\x86\xe3\x83\xab\xe3\x81\xaf\xe3\x80\x81VERYLONGENGLISHGOESHERE\xe8\xa1\x97\xe3\x81\xae\xe4\xb8\xad\xe5\xbf\x83\xe9\x83\xa8\xe3\x81\x8b\xe3\x82\x8930\xe5\x88\x86\xe3\x81\xae\xe5\xa0\xb4\xe6\x89\x80\xe3\x81\xab\xe3\x81\x94\xe3\x81\x96\xe3\x81\x84\xe3\x81\xbe\xe3\x81\x99\xe3\x80\x82\xe5\x85\xa8\xe5\xae\xa2\xe5\xae\xa4\xe3\x81\xab\xe9\xab\x98\xe9\x80\x9f\xe3\x82\xa4\xe3\x83\xb3\xe3\x82\xbf\xe3\x83\xbc\xe3\x83\x8d\xe3\x83\x83\xe3\x83\x88\xe7\x92\xb0\xe5\xa2\x83\xe3\x82\x92\xe5\xae\x8c\xe5\x82\x99\xe3\x81\x97\xe3\x81\xa6\xe3\x81\x8a\xe3\x82\x8a\xe3\x81\xbe\xe3\x81\x99\xe3\x80\x82\xe3\x83\x95\xe3\x82\xa1\xe3\x83\x9f\xe3\x83\xaa\xe3\x83\xbc\xe3\x83\xab\xe3\x83\xbc\xe3\x83\xa0\xe3\x81\xaf5\xe5\x90\x8d\xe6\xa7\x98\xe3\x81\xbe\xe3\x81\xa7\xe3\x81\x8a\xe6\xb3\x8a\xe3\x82\x8a\xe3\x81\x84\xe3\x81\x9f\xe3\x81\xa0\xe3\x81\x91\xe3\x81\xbe\xe3\x81\x99\xe3\x80\x82\xe3\x81\xbe\xe3\x81\x9f\xe3\x80\x81\xe3\x82\xa8\xe3\x82\xb0\xe3\x82\xbc\xe3\x82\xaf\xe3\x83\x86\xe3\x82\xa3\xe3\x83\x96\xe3\x83\xab\xe3\x83\xbc\xe3\x83\xa0\xe3\x81\xae\xe3\x81\x8a\xe5\xae\xa2\xe6\xa7\x98\xe3\x81\xaf\xe3\x80\x81\xe3\x82\xa8\xe3\x82\xb0\xe3\x82\xbc\xe3\x82\xaf\xe3\x83\x86\xe3\x82\xa3\xe3\x83\x96\xe3\x83\xa9\xe3\x82\xa6\xe3\x83\xb3\xe3\x82\xb8\xe3\x82\x92\xe3\x81\x94\xe5\x88\xa9\xe7\x94\xa8\xe3\x81\x84\xe3\x81\x9f\xe3\x81\xa0\xe3\x81\x91\xe3\x81\xbe\xe3\x81\x99\xe3\x80\x82\xe4\xba\x8b\xe5\x89\x8d\xe3\x81\xab\xe3\x81\x94\xe4\xba\x88\xe7\xb4\x84\xe3\x81\x84\xe3\x81\x9f\xe3\x81\xa0\xe3\x81\x91\xe3\x82\x8b\xe3\x82\xbf\xe3\x82\xa4\xe3\x83\xa0\xe3\x83\x88\xe3\x82\xa5\xe3\x83\x95\xe3\x83\xa9\xe3\x82\xa4\xe3\x83\xbb\xe3\x83\x91\xe3\x83\x83\xe3\x82\xb1\xe3\x83\xbc\xe3\x82\xb8\xe3\x81\xab\xe3\x81\xaf\xe3\x80\x81\xe7\xa9\xba\xe6\xb8\xaf\xe3\x81\xae\xe9\xa7\x90\xe8\xbb\x8a\xe6\x96\x99\xe9\x87\x91\xe3\x81\x8c\xe5\x90\xab\xe3\x81\xbe\xe3\x82\x8c\xe3\x81\xa6\xe3\x81\x8a\xe3\x82\x8a\xe3\x81\xbe\xe3\x81\x99\xe3\x80\x82'

def myMainPageFrame(canvas, doc):

    "The page frame used for all PDF documents."

    canvas.saveState()

    canvas.rect(2.5*cm, 2.5*cm, 15*cm, 25*cm)

    canvas.setFont('Times-Roman', 12)

    pageNumber = canvas.getPageNumber()

    canvas.drawString(10*cm, cm, str(pageNumber))

    canvas.restoreState()

class MyDocTemplate(BaseDocTemplate):

    _invalidInitArgs = ('pageTemplates',)

    def __init__(self, filename, **kw):

        frame1 = Frame(2.5*cm, 2.5*cm, 15*cm, 25*cm, id='F1')

        frame2 = Frame(2.5*cm, 2.5*cm, 310, 25*cm, id='F2')

        self.allowSplitting = 0

        BaseDocTemplate.__init__(self, filename, **kw)

        template = PageTemplate('normal', [frame1], myMainPageFrame)

        template1 = PageTemplate('special', [frame2], myMainPageFrame)

        self.addPageTemplates([template,template1])

class CJKWrap(unittest.TestCase):

    "Exercises cjkFragSplit"

    def test1(self):

        "This makes several special paragraphs."

        pdfmetrics.registerFont(UnicodeCIDFont('HeiseiMin-W3'))

        # Build story.

        story = []

        styleSheet = getSampleStyleSheet()

        bt = styleSheet['BodyText']

        cjk = ParagraphStyle(

                            name="cjkwrap", 

                            fontName="HeiseiMin-W3",

                            parent=styleSheet['BodyText'], 

                            wordWrap="CJK")

        story.append(Paragraph('''This is a test of CJK word wrapping.  

            When using the CJK algorithm, we split between characters.  

            Unfortunately this sucks when English words are involved - for example the title

            of a technical product manual.  This paragraph uses CJK wrapping, so if you can 

            see English words getting broken in two, something went wrong! At the time of writing, it looks OK.

            ''',style=cjk))

        story.append(Paragraph(shortText * 3 + "This should get broken between some words. " + shortText * 2,style=cjk))

        story.append(Paragraph(shortText * 3 + "This_should_be_unbroken_as_we_backtrack_to_previous_kanji. " + shortText * 2,style=cjk))

        story.append(Paragraph(shortText + "This_should_be_broken_in_mid_word_as_we_do_not_backtrack_home_than_half_a_line. " + shortText * 2,style=cjk))

        story.append(Paragraph("Regression test: we really don't want line 2 to start with an exclamation mark." + shortText * 5,style=cjk))

        doc = MyDocTemplate(outputfile('test_platypus_cjk_wrap.pdf'))

        doc.build(story)

#noruntests

def makeSuite():

    return makeSuiteForClasses(CJKWrap,)

#noruntests

if __name__ == "__main__":

    unittest.TextTestRunner().run(makeSuite())

    printLocation()