def begin_page(self, page, ctm):
(x0,y0,x1,y1) = page.mediabox
(x0,y0) = apply_matrix_pt(ctm, (x0,y0))
(x1,y1) = apply_matrix_pt(ctm, (x1,y1))
mediabox = (0, 0, abs(x0-x1), abs(y0-y1))
self.cur_item = LTPage(self.pageno, mediabox)
return
def begin_page(self, page, ctm):
(x0, y0, x1, y1) = page.mediabox
(x0, y0) = apply_matrix_pt(ctm, (x0, y0))
(x1, y1) = apply_matrix_pt(ctm, (x1, y1))
mediabox = (0, 0, abs(x0 - x1), abs(y0 - y1))
self.cur_item = LTPage(self.pageno, mediabox)
return
def __init__(self, name, bbox, matrix):
self.name = name
self.matrix = matrix
(x, y, w, h) = bbox
bbox = get_bound(apply_matrix_pt(matrix, (p, q)) for (p, q) in ((x, y), (x + w, y), (x, y + h), (x + w, y + h)))
LTLayoutContainer.__init__(self, bbox)
return
def __init__(self, id, bbox, matrix):
(x,y,w,h) = bbox
bbox = get_bounds( apply_matrix_pt(matrix, (p,q))
for (p,q) in ((x,y), (x+w,y), (x,y+h), (x+w,y+h)) )
self.matrix = matrix
LayoutContainer.__init__(self, id, bbox)
return
def __init__(self, name, bbox, matrix):
(x,y,w,h) = bbox
bbox = get_bounds( apply_matrix_pt(matrix, (p,q))
for (p,q) in ((x,y), (x+w,y), (x,y+h), (x+w,y+h)) )
LTAnalyzer.__init__(self, bbox)
self.name = name
self.matrix = matrix
return
def __init__(self, name, bbox, matrix):
self.name = name
self.matrix = matrix
(x, y, w, h) = bbox
bbox = get_bound(apply_matrix_pt(matrix, (p, q))
for (p, q) in ((x, y), (x+w, y), (x, y+h), (x+w, y+h)))
LTLayoutContainer.__init__(self, bbox)
return
def __init__(self, matrix, font, fontsize, scaling, rise,
text, textwidth, textdisp):
LTText.__init__(self)
self._text = text
self.matrix = matrix
self.fontname = font.fontname
self.adv = textwidth * fontsize * scaling
m0 = abs(matrix[0])
m1 = abs(matrix[1])
self.direction = 0 if ( m0 > .001 and m1 < .001) else \
1 if (m0 < .001 and m1 > .001) else 2
# compute the boundary rectangle.
if font.is_vertical():
# vertical
width = font.get_width() * fontsize
(vx, vy) = textdisp
if vx is None:
vx = width//2
else:
vx = vx * fontsize * .001
vy = (1000 - vy) * fontsize * .001
tx = -vx
ty = vy + rise
bll = (tx, ty+self.adv)
bur = (tx+width, ty)
else:
# horizontal
height = font.get_height() * fontsize
descent = font.get_descent() * fontsize
ty = descent + rise
bll = (0, ty)
bur = (self.adv, ty+height)
(a, b, c, d, e, f) = self.matrix
self.upright = (0 < a*d*scaling and b*c <= 0)
(x0, y0) = apply_matrix_pt(self.matrix, bll)
(x1, y1) = apply_matrix_pt(self.matrix, bur)
if x1 < x0:
(x0, x1) = (x1, x0)
if y1 < y0:
(y0, y1) = (y1, y0)
LTComponent.__init__(self, (x0, y0, x1, y1))
if font.is_vertical():
self.size = self.width
else:
self.size = self.height
return
def paint_path(self, gstate, stroke, fill, evenodd, path):
shape = ''.join(x[0] for x in path)
if shape == 'ml':
# horizontal/vertical line
(_, x0, y0) = path[0]
(_, x1, y1) = path[1]
(x0, y0) = apply_matrix_pt(self.ctm, (x0, y0))
(x1, y1) = apply_matrix_pt(self.ctm, (x1, y1))
if x0 == x1 or y0 == y1:
self.cur_item.add(LTLine(gstate.linewidth, (x0, y0), (x1, y1)))
return
if shape == 'mlllh':
# rectangle
(_, x0, y0) = path[0]
(_, x1, y1) = path[1]
(_, x2, y2) = path[2]
(_, x3, y3) = path[3]
(x0, y0) = apply_matrix_pt(self.ctm, (x0, y0))
(x1, y1) = apply_matrix_pt(self.ctm, (x1, y1))
(x2, y2) = apply_matrix_pt(self.ctm, (x2, y2))
(x3, y3) = apply_matrix_pt(self.ctm, (x3, y3))
if ((x0 == x1 and y1 == y2 and x2 == x3 and y3 == y0)
or (y0 == y1 and x1 == x2 and y2 == y3 and x3 == x0)):
self.cur_item.add(LTRect(gstate.linewidth, (x0, y0, x2, y2)))
return
# other shapes
pts = []
for p in path:
for i in xrange(1, len(p), 2):
pts.append(apply_matrix_pt(self.ctm, (p[i], p[i + 1])))
self.cur_item.add(LTCurve(gstate.linewidth, pts))
return
def paint_path(self, gstate, stroke, fill, evenodd, path):
shape = ''.join(x[0] for x in path)
if shape == 'ml':
# horizontal/vertical line
(_,x0,y0) = path[0]
(_,x1,y1) = path[1]
(x0,y0) = apply_matrix_pt(self.ctm, (x0,y0))
(x1,y1) = apply_matrix_pt(self.ctm, (x1,y1))
if x0 == x1 or y0 == y1:
self.cur_item.add(LTLine(gstate.linewidth, (x0,y0), (x1,y1)))
return
if shape == 'mlllh':
# rectangle
(_,x0,y0) = path[0]
(_,x1,y1) = path[1]
(_,x2,y2) = path[2]
(_,x3,y3) = path[3]
(x0,y0) = apply_matrix_pt(self.ctm, (x0,y0))
(x1,y1) = apply_matrix_pt(self.ctm, (x1,y1))
(x2,y2) = apply_matrix_pt(self.ctm, (x2,y2))
(x3,y3) = apply_matrix_pt(self.ctm, (x3,y3))
if ((x0 == x1 and y1 == y2 and x2 == x3 and y3 == y0) or
(y0 == y1 and x1 == x2 and y2 == y3 and x3 == x0)):
self.cur_item.add(LTRect(gstate.linewidth, (x0,y0,x2,y2)))
return
# other shapes
pts = []
for p in path:
for i in xrange(1, len(p), 2):
pts.append(apply_matrix_pt(self.ctm, (p[i], p[i+1])))
self.cur_item.add(LTCurve(gstate.linewidth, pts))
return
def __init__(self, name, bbox, matrix):
(x, y, w, h) = bbox
bbox = get_bounds(
apply_matrix_pt(matrix, (p, q))
for (p, q) in ((x, y), (x + w, y), (x, y + h), (x + w, y + h)))
LTAnalyzer.__init__(self, bbox)
self.name = name
self.matrix = matrix
return
def __init__(self, matrix, font, fontsize, scaling, rise, text, textwidth,
textdisp):
LTText.__init__(self)
self._text = text
self.matrix = matrix
self.fontsize = fontsize
self.fontname = font.fontname
self.adv = textwidth * fontsize * scaling
# compute the boundary rectangle.
if font.is_vertical():
# vertical
width = font.get_width() * fontsize
(vx, vy) = textdisp
if vx is None:
vx = width // 2
else:
vx = vx * fontsize * .001
vy = (1000 - vy) * fontsize * .001
tx = -vx
ty = vy + rise
bll = (tx, ty + self.adv)
bur = (tx + width, ty)
else:
# horizontal
height = font.get_height() * fontsize
descent = font.get_descent() * fontsize
ty = descent + rise
bll = (0, ty)
bur = (self.adv, ty + height)
(a, b, c, d, e, f) = self.matrix
self.upright = (0 < a * d * scaling and b * c <= 0)
(x0, y0) = apply_matrix_pt(self.matrix, bll)
(x1, y1) = apply_matrix_pt(self.matrix, bur)
if x1 < x0:
(x0, x1) = (x1, x0)
if y1 < y0:
(y0, y1) = (y1, y0)
LTComponent.__init__(self, (x0, y0, x1, y1))
if font.is_vertical():
self.size = self.width
else:
self.size = self.height
return
def __init__(self, matrix, font, fontsize, scaling, rise, cid):
self.matrix = matrix
self.font = font
self.fontsize = fontsize
self.adv = font.char_width(cid) * fontsize * scaling
try:
text = font.to_unichr(cid)
assert isinstance(text, unicode), text
except PDFUnicodeNotDefined:
text = '?'
LTText.__init__(self, text)
# compute the boundary rectangle.
if self.font.is_vertical():
# vertical
width = font.get_width() * fontsize
(vx,vy) = font.char_disp(cid)
if vx is None:
vx = width/2
else:
vx = vx * fontsize * .001
vy = (1000 - vy) * fontsize * .001
tx = -vx
ty = vy + rise
bll = (tx, ty+self.adv)
bur = (tx+width, ty)
else:
# horizontal
height = font.get_height() * fontsize
descent = font.get_descent() * fontsize
ty = descent + rise
bll = (0, ty)
bur = (self.adv, ty+height)
(a,b,c,d,e,f) = self.matrix
self.upright = (0 < a*d*scaling and b*c <= 0)
bbox = (apply_matrix_pt(self.matrix, bll) +
apply_matrix_pt(self.matrix, bur))
LTItem.__init__(self, bbox)
return
