added LTText.get_text() and .text property is no longer accessible.
Yusuke Shinyama
parent
5004e4b28d
commit
038ce4cd0c
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@ -183,7 +183,7 @@ class TextConverter(PDFConverter):
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for child in item:
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render(child)
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elif isinstance(item, LTText):
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self.write_text(item.text)
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self.write_text(item.get_text())
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if isinstance(item, LTTextBox):
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self.write_text('\n')
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if self.showpageno:
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@ -368,7 +368,7 @@ class HTMLConverter(PDFConverter):
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render(child)
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elif isinstance(item, LTChar):
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self.place_border('char', 1, item)
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self.place_text('char', item.text, item.x0, item.y1, item.size)
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self.place_text('char', item.get_text(), item.x0, item.y1, item.size)
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else:
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if isinstance(item, LTTextLine):
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for child in item:
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@ -382,9 +382,9 @@ class HTMLConverter(PDFConverter):
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render(child)
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self.end_textbox('textbox')
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elif isinstance(item, LTChar):
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self.put_text(item.text, item.fontname, item.size)
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self.put_text(item.get_text(), item.fontname, item.size)
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elif isinstance(item, LTText):
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self.write_text(item.text)
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self.write_text(item.get_text())
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return
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render(ltpage)
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self._yoffset += self.pagemargin
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@ -472,10 +472,10 @@ class XMLConverter(PDFConverter):
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elif isinstance(item, LTChar):
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self.outfp.write('<text font="%s" bbox="%s" size="%.3f">' %
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(enc(item.fontname), bbox2str(item.bbox), item.size))
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self.write_text(item.text)
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self.write_text(item.get_text())
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self.outfp.write('</text>\n')
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elif isinstance(item, LTText):
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self.outfp.write('<text>%s</text>\n' % item.text)
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self.outfp.write('<text>%s</text>\n' % item.get_text())
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elif isinstance(item, LTImage):
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if self.outdir:
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name = self.write_image(item)
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@ -34,7 +34,29 @@ class LAParams(object):
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##
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class LTItem(object):
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def analyze(self, laparams):
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"""Perform the layout analysis."""
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return
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## LTText
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##
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class LTText(object):
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def __repr__(self):
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return ('<%s %r>' %
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(self.__class__.__name__, self.get_text()))
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def get_text(self):
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raise NotImplementedError
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## LTComponent
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##
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class LTComponent(LTItem):
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def __init__(self, bbox):
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LTItem.__init__(self)
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self.set_bbox(bbox)
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return
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@ -56,54 +78,50 @@ class LTItem(object):
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return self.width <= 0 or self.height <= 0
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def is_hoverlap(self, obj):
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assert isinstance(obj, LTItem)
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assert isinstance(obj, LTComponent)
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return obj.x0 <= self.x1 and self.x0 <= obj.x1
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def hdistance(self, obj):
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assert isinstance(obj, LTItem)
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assert isinstance(obj, LTComponent)
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if self.is_hoverlap(obj):
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return 0
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else:
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return min(abs(self.x0-obj.x1), abs(self.x1-obj.x0))
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def hoverlap(self, obj):
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assert isinstance(obj, LTItem)
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assert isinstance(obj, LTComponent)
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if self.is_hoverlap(obj):
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return min(abs(self.x0-obj.x1), abs(self.x1-obj.x0))
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else:
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return 0
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def is_voverlap(self, obj):
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assert isinstance(obj, LTItem)
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assert isinstance(obj, LTComponent)
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return obj.y0 <= self.y1 and self.y0 <= obj.y1
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def vdistance(self, obj):
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assert isinstance(obj, LTItem)
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assert isinstance(obj, LTComponent)
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if self.is_voverlap(obj):
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return 0
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else:
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return min(abs(self.y0-obj.y1), abs(self.y1-obj.y0))
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def voverlap(self, obj):
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assert isinstance(obj, LTItem)
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assert isinstance(obj, LTComponent)
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if self.is_voverlap(obj):
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return min(abs(self.y0-obj.y1), abs(self.y1-obj.y0))
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else:
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return 0
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def analyze(self, laparams):
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"""Perform the layout analysis."""
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return
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## LTCurve
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##
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class LTCurve(LTItem):
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class LTCurve(LTComponent):
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def __init__(self, linewidth, pts):
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LTComponent.__init__(self, get_bound(pts))
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self.pts = pts
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self.linewidth = linewidth
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LTItem.__init__(self, get_bound(pts))
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return
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def get_pts(self):
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@ -130,10 +148,10 @@ class LTRect(LTCurve):
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## LTImage
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##
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class LTImage(LTItem):
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class LTImage(LTComponent):
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def __init__(self, name, stream, bbox):
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LTItem.__init__(self, bbox)
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LTComponent.__init__(self, bbox)
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self.name = name
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self.stream = stream
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self.srcsize = (stream.get_any(('W', 'Width')),
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@ -146,41 +164,30 @@ class LTImage(LTItem):
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return
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def __repr__(self):
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(w,h) = self.srcsize
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return ('<%s(%s) %s %dx%d>' %
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return ('<%s(%s) %s %r>' %
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(self.__class__.__name__, self.name,
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bbox2str(self.bbox), w, h))
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## LTText
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##
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class LTText(object):
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def __init__(self, text):
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self.text = text
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return
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def __repr__(self):
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return ('<%s %r>' %
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(self.__class__.__name__, self.text))
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bbox2str(self.bbox), self.srcsize))
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## LTAnon
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##
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class LTAnon(LTText):
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class LTAnon(LTItem, LTText):
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def analyze(self, laparams):
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def __init__(self, text):
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self._text = text
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return
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def get_text(self):
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return self._text
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## LTChar
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##
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class LTChar(LTItem, LTText):
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debug = 0
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class LTChar(LTComponent, LTText):
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def __init__(self, matrix, font, fontsize, scaling, rise, text, textwidth, textdisp):
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LTText.__init__(self, text)
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LTText.__init__(self)
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self._text = text
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self.matrix = matrix
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self.fontname = font.fontname
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self.adv = textwidth * fontsize * scaling
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@ -213,7 +220,7 @@ class LTChar(LTItem, LTText):
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(x0,x1) = (x1,x0)
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if y1 < y0:
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(y0,y1) = (y1,y0)
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LTItem.__init__(self, (x0,y0,x1,y1))
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LTComponent.__init__(self, (x0,y0,x1,y1))
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if font.is_vertical():
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self.size = self.width
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else:
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@ -221,13 +228,13 @@ class LTChar(LTItem, LTText):
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return
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def __repr__(self):
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if self.debug:
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return ('<%s %s matrix=%s font=%r adv=%s text=%r>' %
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(self.__class__.__name__, bbox2str(self.bbox),
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matrix2str(self.matrix), self.fontname,
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self.adv, self.text))
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else:
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return '<char %r>' % self.text
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return ('<%s %s matrix=%s font=%r adv=%s text=%r>' %
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(self.__class__.__name__, bbox2str(self.bbox),
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matrix2str(self.matrix), self.fontname, self.adv,
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self.get_text()))
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def get_text(self):
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return self._text
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def is_compatible(self, obj):
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"""Returns True if two characters can coexist in the same line."""
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@ -236,10 +243,10 @@ class LTChar(LTItem, LTText):
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## LTContainer
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##
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class LTContainer(LTItem):
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class LTContainer(LTComponent):
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def __init__(self, bbox):
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LTItem.__init__(self, bbox)
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LTComponent.__init__(self, bbox)
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self._objs = []
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return
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@ -279,23 +286,36 @@ class LTExpandableContainer(LTContainer):
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return
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## LTTextContainer
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##
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class LTTextContainer(LTExpandableContainer, LTText):
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def __init__(self):
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LTText.__init__(self)
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LTExpandableContainer.__init__(self)
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return
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def get_text(self):
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return ''.join( obj.get_text() for obj in self if isinstance(obj, LTText) )
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## LTTextLine
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##
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class LTTextLine(LTExpandableContainer, LTText):
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class LTTextLine(LTTextContainer):
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def __init__(self, word_margin):
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LTExpandableContainer.__init__(self)
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LTTextContainer.__init__(self)
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self.word_margin = word_margin
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return
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def __repr__(self):
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return ('<%s %s %r>' %
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(self.__class__.__name__, bbox2str(self.bbox), self.text))
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(self.__class__.__name__, bbox2str(self.bbox),
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self.get_text()))
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def analyze(self, laparams):
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LTExpandableContainer.analyze(self, laparams)
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LTTextContainer.analyze(self, laparams)
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LTContainer.add(self, LTAnon('\n'))
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self.text = ''.join( obj.text for obj in self if isinstance(obj, LTText) )
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return
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def find_neighbors(self, plane, ratio):
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@ -349,23 +369,17 @@ class LTTextLineVertical(LTTextLine):
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## A set of text objects that are grouped within
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## a certain rectangular area.
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##
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class LTTextBox(LTExpandableContainer):
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class LTTextBox(LTTextContainer):
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def __init__(self):
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LTExpandableContainer.__init__(self)
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LTTextContainer.__init__(self)
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self.index = None
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self.text = None
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return
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def __repr__(self):
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return ('<%s(%s) %s %r>' %
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(self.__class__.__name__, self.index,
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bbox2str(self.bbox), self.text))
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def analyze(self, laparams):
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LTExpandableContainer.analyze(self, laparams)
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self.text = ''.join( obj.text for obj in self if isinstance(obj, LTTextLine) )
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return
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(self.__class__.__name__,
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self.index, bbox2str(self.bbox), self.get_text()))
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class LTTextBoxHorizontal(LTTextBox):
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@ -390,10 +404,10 @@ class LTTextBoxVertical(LTTextBox):
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## LTTextGroup
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##
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class LTTextGroup(LTExpandableContainer):
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class LTTextGroup(LTTextContainer):
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def __init__(self, objs):
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LTExpandableContainer.__init__(self)
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LTTextContainer.__init__(self)
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self.extend(objs)
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return
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