本文整理汇总了Python中reportlab.pdfgen.canvas.saveState函数的典型用法代码示例。如果您正苦于以下问题：Python saveState函数的具体用法？Python saveState怎么用？Python saveState使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了saveState函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: draw_code128_questionnaire_id
def draw_code128_questionnaire_id(canvas, survey, id):
# Only supports ascii for now (see also defs.py)
barcode_value = unicode(id).encode('ascii')
barcode = createBarcodeDrawing("Code128",
value=barcode_value,
barWidth=defs.code128_barwidth / 25.4 * 72.0,
height=defs.code128_height / 25.4 * 72.0,
quiet=False)
y = survey.defs.paper_height - defs.corner_mark_bottom
x = defs.corner_mark_left
barcode_y = y - defs.code128_vpad - defs.code128_height
barcode_x = x + defs.code128_hpad
# The barcode should be flush left.
barcode_x = barcode_x
renderPDF.draw(barcode, canvas, barcode_x * mm, barcode_y * mm)
# Label
text_x = barcode_x + barcode.width / mm / 2.0
text_y = barcode_y + defs.code128_height + 1 + \
defs.code128_text_font_size / 72.0 * 25.4 / 2.0
canvas.saveState()
canvas.setFont(defs.code128_text_font, defs.code128_text_font_size)
canvas.drawCentredString(text_x * mm, text_y * mm, barcode_value)
canvas.restoreState()示例2: A4_page_foot
def A4_page_foot(self, canvas, doc):
canvas.saveState()
# qrcode
qrcode = self.codeimg
qrcode.wrap(3*cm, 3*cm)
qrcode.drawOn(canvas, doc.width, 1.5*cm)
# ticket order
if self.order:
pr = Paragraph(_('ORDER: %s') % self.order, self.styleL)
pr.wrap(doc.width, 1*cm)
pr.drawOn(canvas, doc.leftMargin, 1.5*cm)
# line
hr = HRFlowable(width="100%", thickness=0.25, hAlign='CENTER',
color=colors.black, vAlign='BOTTOM', dash=None,
spaceAfter=5)
hr.wrap(doc.width, 1*cm)
hr.drawOn(canvas, doc.leftMargin, 1.5*cm)
# ticket window code
pr = Paragraph(self.wcode, self.styleL)
pr.wrap(doc.width, 1*cm)
pr.drawOn(canvas, doc.leftMargin, 1.0*cm)
# code
pr = Paragraph(self.code, self.styleL)
pr.wrap(doc.width, 1*cm)
pr.drawOn(canvas, doc.width, 1.0*cm)
canvas.restoreState()示例3: render
def render(self, canvas, doc):
canvas.saveState()
cnv = _rml_canvas(
canvas, self.localcontext, doc, self.styles, images=self.images, path=self.path, title=self.canvas_title
)
cnv.render(self.node)
canvas.restoreState()示例4: myLaterPages
def myLaterPages(canvas, doc):
PAGE_HEIGHT,PAGE_WIDTH = letter
canvas.saveState()
canvas.setPageSize(landscape(letter))
canvas.drawImage(frunt_pag2, 0,0, PAGE_WIDTH,PAGE_HEIGHT )
canvas.setStrokeColorRGB(0,1,1,alpha=0.1)
ficha_no = doc.page-1
#canvas.setStrokeColorRGB(0.7,0.7,0.7)
canvas.setFillColorRGB(0,0,0)
SHOW_GRID = False
if SHOW_GRID:
n = 5
s = 200
canvas.setFillColorRGB(0,0,1)
canvas.setFont('Helvetica',1)
for x in range(s):
for y in range(s):
canvas.rect(x*n,y*n, width=n, height=n, stroke=1)
canvas.drawString(x*n,y*n,"%s,%s" % ((x*n),(y*n)) )
# for i in range(s):
# x= i*n
# y=x
# canvas.drawString(x,0,"%s" % (x)) #horizontal
# canvas.drawString(0,y+1,"%s" % (x)) # vertical
# canvas.drawString(x,600,"%s" % (x)) #horizontal
# canvas.drawString(990,y,"%s" % (x)) # vertical
#
# canvas.setStrokeColorRGB(0,0,1,alpha=0.7)
# canvas.setFont('Helvetica',1)
# for i in range(610):
# #canvas.rect(35,i*2, width=0.5, height=0.5, stroke=1)
# canvas.drawString(35,i,"%s -" % (i,) )
canvas.setFont('Helvetica',7)
LINE_1 = 508
#fecha_elaboracion = doc.fecha_elaboracion
#if not fecha_elaboracion:
# fecha_elaboracion = datetime.today()
canvas.drawCentredString(137,LINE_1,str(fecha_elaboracion.year))
canvas.drawCentredString(162,LINE_1,str(fecha_elaboracion.month))
canvas.drawCentredString(180,LINE_1,str(fecha_elaboracion.day))
canvas.drawCentredString(290,LINE_1,"VALLE DEL CAUCA")
canvas.drawCentredString(740,LINE_1,"Ficha No. %s" % (int(ficha_no)+int(no_ficha_inicial)-1))
canvas.setFont('Helvetica',5)
canvas.drawString(75,115, "Elaboro: %s" % elaboro)
canvas.drawString(215,115, "Reviso: %s" % reviso)
canvas.restoreState()示例5: prepare_first_page
def prepare_first_page(canvas, document):
p1 = Paragraph(presentation.title, styles['Heading'])
p2 = Paragraph(
presentation.owner.get_full_name(), styles['SubHeading'])
avail_width = width - inch
avail_height = height - inch
w1, h1 = p1.wrap(avail_width, avail_height)
w2, h2 = p2.wrap(avail_width, avail_height)
f = Frame(
inch / 2,
inch / 2,
width - inch,
height - inch,
leftPadding=0,
bottomPadding=0,
rightPadding=0,
topPadding=0
)
f.addFromList([p1, p2], canvas)
document.pageTemplate.frames[0].height -= h1 + h2 + inch / 2
document.pageTemplate.frames[1].height -= h1 + h2 + inch / 2
canvas.saveState()
canvas.setStrokeColorRGB(0, 0, 0)
canvas.line(
width / 2, inch / 2, width / 2, height - inch - h1 - h2)
canvas.restoreState()示例6: _build_header_canvas
def _build_header_canvas(canvas, doc):
"""
Draw the document header.
Local function to be passed later to output_doc.build().
Reportlab automatically passes args when called.
"""
# The header function to be passed later to output_doc.build()
# Set up positions
header_y_position = (11 * units.inch) - 45
page_number = doc.page
if page_number % 2 == 0:
# Left-hand page
page_number_x_position = 60
else:
# Right-hand page
page_number_x_position = (8.5 * units.inch) - 60
canvas.saveState()
canvas.setFont(self.paragraph_style.fontName,
self.paragraph_style.fontSize)
if self.title:
canvas.drawCentredString((8.5 * units.inch) / 2,
header_y_position,
self.title)
canvas.drawString(page_number_x_position, header_y_position,
str(page_number))
canvas.restoreState()示例7: beforeDrawPage
def beforeDrawPage(self, canvas):
"""Draws the background before anything else"""
canvas.saveState()
rl_obj = makerl(canvas, self.page_template)
canvas.scale(self.page_xscale, self.page_yscale)
canvas.doForm(rl_obj)
canvas.restoreState()示例8: myPage
def myPage(canvas, doc):
canvas.saveState() # save the current state
canvas.setFont('InconsolataBold', 16) # set the font for the name
canvas.drawString(
.4 * inch,
HEIGHT - (.4 * inch),
contact['name']) # draw the name on top left page 1
canvas.setFont('Inconsolata', 8) # sets the font for contact
canvas.drawRightString(
WIDTH - (.4 * inch),
HEIGHT - (.4 * inch),
contact['website'])
canvas.line(.4 * inch, HEIGHT - (.47 * inch),
WIDTH - (.4 * inch), HEIGHT - (.47 * inch))
canvas.drawString(
.4 * inch,
HEIGHT - (.6 * inch),
contact['phone'])
canvas.drawCentredString(
WIDTH / 2.0,
HEIGHT - (.6 * inch),
contact['address'])
canvas.drawRightString(
WIDTH - (.4 * inch),
HEIGHT - (.6 * inch),
contact['email'])
# restore the state to what it was when saved
canvas.restoreState()示例9: drawHnecLogo
def drawHnecLogo(canvas, doc):
# draws the greyscale hnec logo
# on the canvas directly, so we don't have to deal with flowables
canvas.saveState()
canvas.drawImage(ImageReader(hnec_logo(greyscale=True)), 3.5*cm, A4[1]-3.8*cm, width=4*cm,
height=1*cm)
canvas.restoreState()示例10: el_encogedor_de_fuentes_de_doraemon
def el_encogedor_de_fuentes_de_doraemon(canvas, fuente, tamannoini, xini, xfin, y, texto, alineacion = -1):
"""
Comenzando por el tamaño inicial "tamannoini", encoge el texto
hasta que quepa en los límites fijados y después lo escribe.
Convierte el texto por si está en una codificación no soportada.
Al finalizar, devuelve las propiedades de texto del canvas a
su estado original y la fuente a su tamaño inicial.
NO AVANZA LÍNEA.
Si alineacion == -1: Alineación a la izquierda. Si 0, centrado y si 1, a la derecha.
"""
# PLAN: No estaría mal pasar un tamaño mínimo de fuente, y si se alcanza o se supera, cortar la línea con
# agregarFila y el último tamaño de fuente válido. Claro que entonces habría que devolver también las líneas
# avanzadas, etc...
canvas.saveState()
size = tamannoini
texto = escribe(texto)
while canvas.stringWidth(texto, fuente, size) > (xfin - xini) and size > 4:
size -= 1
canvas.setFont(fuente, size)
if alineacion == -1:
canvas.drawString(xini, y, texto)
elif alineacion == 1:
canvas.drawRightString(xfin, y, texto)
elif alineacion == 0:
canvas.drawCentredString((xfin + xini) / 2.0, y, texto)
else:
print "geninformes.py::el_encogedor_de_fuentes_de_doraemon -> Error alineación. Uso alineación a la izquierda por defecto."
canvas.drawString(xini, y, texto)
canvas.restoreState()示例11: footer
def footer(canvas, doc):
canvas.saveState()
P = Paragraph("ReadyMade Report",
styleN)
w, h = P.wrap(doc.width, doc.bottomMargin)
P.drawOn(canvas, doc.leftMargin, h)
canvas.restoreState()示例12: show
def show(self, canvas, showframe=None):
if self._border_width > 0.0:
canvas.saveState()
canvas.setStrokeColor(self._border_color)
canvas.setLineWidth(self._border_width)
if self._border_fill_color.lower() != 'none':
canvas.setFillColor(self._border_fill_color)
canvas.rect(self.x,
self.y,
self.width,
self.height,
stroke=self._border_type,
fill=self._fill_border_rect)
canvas.restoreState()
if self.flowable is not None:
self.flowable.width = self.width-(2.0*self._padding[0])
self.flowable.height = self.height-(2.0*self._padding[1])
self.flowable.drawOn(canvas, self.x+self._padding[0], self.y-self._padding[1])
if showframe is not None:
canvas.saveState()
canvas.setLineWidth(showframe[0])
canvas.rect(self.x, self.y, self.width, self.height, stroke=1, fill=showframe[1])
canvas.restoreState()
return self示例13: draw_code128_global_id
def draw_code128_global_id(canvas, survey):
if survey.global_id is None:
raise AssertionError
# Only allow ascii
barcode_value = survey.global_id.encode('ascii')
barcode = createBarcodeDrawing("Code128",
value=barcode_value,
barWidth=defs.code128_barwidth / 25.4 * 72.0,
height=defs.code128_height / 25.4 * 72.0,
quiet=False)
y = survey.defs.paper_height - defs.corner_mark_bottom
x = (survey.defs.paper_width - defs.corner_mark_right + defs.corner_mark_left) / 2
barcode_y = y - defs.code128_vpad - defs.code128_height
barcode_x = x
# Center
barcode_x = barcode_x - barcode.width / mm / 2.0
renderPDF.draw(barcode, canvas, barcode_x * mm, barcode_y * mm)
# Label
text_x = barcode_x + barcode.width / mm / 2.0
text_y = barcode_y + defs.code128_height + 1 + defs.code128_text_font_size / 72.0 * 25.4 / 2.0
canvas.saveState()
canvas.setFont(defs.code128_text_font, defs.code128_text_font_size)
canvas.drawCentredString(text_x * mm, text_y * mm, barcode_value)
canvas.restoreState()示例14: draw_code128_sdaps_info
def draw_code128_sdaps_info(canvas, survey, page):
# The page number is one based here already
# The survey_id is a 32bit number, which means we need
# 10 decimal digits to encode it, then we need to encode the
# the page with at least 3 digits(just in case someone is insane enough
# to have a questionnaire with more than 99 pages.
# So use 10+4 digits
barcode_value = "%010d%04d" % (survey.survey_id, page)
barcode = createBarcodeDrawing("Code128",
value=barcode_value,
barWidth=defs.code128_barwidth / 25.4 * 72.0,
height=defs.code128_height / 25.4 * 72.0,
quiet=False)
y = survey.defs.paper_height - defs.corner_mark_bottom
x = survey.defs.paper_width - defs.corner_mark_right
barcode_y = y - defs.code128_vpad - defs.code128_height
barcode_x = x - defs.code128_hpad
# The barcode should be flush left.
barcode_x = barcode_x - barcode.width / mm
renderPDF.draw(barcode, canvas, barcode_x * mm, barcode_y * mm)
# Label
text_x = barcode_x + barcode.width / mm / 2.0
text_y = barcode_y + defs.code128_height + 1 + defs.code128_text_font_size / 72.0 * 25.4 / 2.0
canvas.saveState()
canvas.setFont(defs.code128_text_font, defs.code128_text_font_size)
canvas.drawCentredString(text_x * mm, text_y * mm, barcode_value)
canvas.restoreState()示例15: onLaterPages
def onLaterPages(self, canvas, doc):
canvas.saveState()
self.set_header(canvas, doc)
self.set_footer(canvas, doc)
if self.show_creation_date:
self.set_creation_date(canvas, doc)
canvas.restoreState()