def getSlideDimensionsFromFirstLayer(self, n=None):
"""Returns the [width, height] of the first slide layer"""
if n is None:
n = self.__deck.getIndex()
layers = self.__deck.getSlideLayers(n)
# return some default reasonable value if this is an empty slide
if len(layers) == 0:
return [640.0, 480.0]
ftype = utils.getFileType(layers[0])
# This may be optimizable to avoid having to open the first layer to get its size,
# or at least keeping it around to re-use it when the slide is first
# rendered
if ftype == "svg":
handle = Rsvg.Handle.new_from_file(layers[0])
return [handle.width, handle.height]
elif ftype == "png":
surface = cairo.ImageSurface.create_from_png(layers[0])
return [float(surface.get_width()), float(surface.get_height())]
elif ftype == "jpg":
pbuf = GdkPixbuf.Pixbuf.new_from_file(layers[0])
return [float(pbuf.get_width()), float(pbuf.get_height())]
else:
return [640.0, 480.0]
def getSlideDimensionsFromFirstLayer(self, n=None):
"""Returns the [width, height] of the first slide layer"""
if n is None:
n = self.__deck.getIndex()
layers = self.__deck.getSlideLayers(n)
# return some default reasonable value if this is an empty slide
if len(layers) == 0:
return [640.0, 480.0]
ftype = utils.getFileType(layers[0])
# This may be optimizable to avoid having to open the first layer to get its size,
# or at least keeping it around to re-use it when the slide is first rendered
if ftype == "svg":
f = open(layers[0], 'rb')
svg_data = f.read()
f.close()
handle = rsvg.Handle(data=svg_data)
a, b, w, h = handle.get_dimension_data()
return [w,h]
elif ftype == "png":
surface = cairo.ImageSurface.create_from_png(layers[0])
return [float(surface.get_width()), float(surface.get_height())]
elif ftype == "jpg":
pbuf = gtk.gdk.pixbuf_new_from_file(layers[0])
return [float(pbuf.get_width()), float(pbuf.get_height())]
else:
return [640.0, 480.0]
def main(onlyfiles=None):
if (onlyfiles == None):
mypath = getcwd() + r'/pdfs/'
onlyfiles = [f for f in listdir(mypath) if isfile(join(mypath, f))]
print(onlyfiles)
for file in onlyfiles:
if (utils.getFileType(file) == '.PDF'
or utils.getFileType(file) == '.pdf'):
utils.pdfToImg(file)
else:
utils.saveImgOnRightFolder(file)
utils.invertColor(file)
a = Contour(file)
a.start()
newContours = a.filterCountours()
a.saveContours(newContours)
a.saveCSVs(newContours)
def read_file(self, file_path):
self.__logger.debug("read_file " + str(file_path))
print 'read_file:', file_path
ftype = utils.getFileType(file_path)
z = zipfile.ZipFile(file_path, "r")
for i in z.infolist():
f = open(os.path.join(self.__deck_dir, i.filename), "wb")
f.write(z.read(i.filename))
f.close()
z.close()
self.__deck.reload()
print 'read_file: before', self.__deck.get_title(), self.metadata['title']
self.__makeTB.decktitle_set_new(self.metadata['title'])
print 'read_file: after', self.__deck.get_title()
newindex = 0
if 'current_index' in self.metadata:
newindex = int(self.metadata.get('current_index', '0'))
self.__deck.goToIndex(newindex, is_local=False)
def read_file(self, file_path):
self.__logger.debug("read_file " + str(file_path))
print 'read_file:', file_path
ftype = utils.getFileType(file_path)
z = zipfile.ZipFile(file_path, "r")
for i in z.infolist():
f = open(os.path.join(self.__deck_dir, i.filename), "wb")
f.write(z.read(i.filename))
f.close()
z.close()
self.__deck.reload()
print 'read_file: before', self.__deck.get_title(), self.metadata['title']
self.__makeTB.decktitle_set_new(self.metadata['title'])
print 'read_file: after', self.__deck.get_title()
self.__toolbox.set_current_toolbar(NAVIGATION_TOOLBAR)
newindex = 0
if 'current_index' in self.metadata:
newindex = int(self.metadata.get('current_index', '0'))
self.__deck.goToIndex(newindex, is_local=False)
def renderSlideToSurface(self, surface, n=None):
if n is None:
n = self.__deck.getIndex()
timerstart = time.time()
self.__logger.debug("rendering slide " + str(n))
##ctx = gtk.gdk.CairoContext(cairo.Context(surface))
ctx = cairo.Context(surface)
self.__logger.debug("Got context at " + str(time.time() - timerstart))
# Get the slide dimensions and set up a Cairo transformation matrix
srcw, srch = self.getSlideDimensions(n)
if srcw > 640:
srcw = 640
if srch > 480:
srch = 480
targw = float(surface.get_width())
targh = float(surface.get_height())
x_scale = targw / srcw
y_scale = targh / srch
print 'rendering slide', str(
n), "w=", targw, srcw, x_scale, "h=", targh, srch, y_scale
self.__logger.debug("Surface is " + str(targw) + "x" + str(targh))
scale = x_scale
if y_scale < x_scale:
scale = y_scale
if scale < .98 or scale > 1.02:
ctx.transform(cairo.Matrix(scale, 0, 0, scale, 0, 0))
self.__logger.debug("Got transformation matrix at " +
str(time.time() - timerstart))
# Paint the slide background
ctx.set_source_rgb(1.0, 1.0, 1.0)
ctx.rectangle(0, 0, srcw, srch)
ctx.fill()
self.__logger.debug("Filled background at " +
str(time.time() - timerstart))
# Paint the layers
layers = self.__deck.getSlideLayers(n)
self.__logger.debug("Got layers at " + str(time.time() - timerstart))
for layer in layers:
type = utils.getFileType(layer)
print 'Drawing layer ', type, layer
self.__logger.debug("Drawing layer " + str(layer) + " " +
str(scale) + " at " +
str(time.time() - timerstart))
print 'drawing layer', type, str(layer)
if type == "svg":
handle = Rsvg.Handle.new_from_file(layer)
handle.render_cairo(ctx)
elif type == "png":
png_surface = cairo.ImageSurface.create_from_png(layer)
self.__logger.debug("Got PNG surface at " +
str(time.time() - timerstart))
ctx.set_source_surface(png_surface, 0, 0)
ctx.rectangle(0, 0, png_surface.get_width(),
png_surface.get_height())
ctx.fill()
elif type == "jpg":
jpg_pixbuf = GdkPixbuf.Pixbuf.new_from_file(layer)
self.__logger.debug("Got JPG pixbuf at " +
str(time.time() - timerstart))
ctx.set_source_pixbuf(jpg_pixbuf, 0, 0)
ctx.rectangle(0, 0, jpg_pixbuf.get_width(),
jpg_pixbuf.get_height())
ctx.fill()
elif type == "html":
# use hulahop to display
print 'html slide', self.__htmlflag, layer
scrn4 = self.__activity.set_screen(3)
if self.__htmlflag:
scrn4.add(self.__wv)
self.__htmlflag = False
self.__wv.load_uri('file://' + layer)
self.__wv.show()
self.__logger.debug("Finished drawing layer at " +
str(time.time() - timerstart))
def renderSlideToSurface(self, surface, n=None):
if n is None:
n = self.__deck.getIndex()
timerstart = time.time()
self.__logger.debug("rendering slide " + str(n))
ctx = gtk.gdk.CairoContext(cairo.Context(surface))
#ctx = cairo.Context(surface)
self.__logger.debug("Got context at " + str(time.time() - timerstart))
# Get the slide dimensions and set up a Cairo transformation matrix
srcw, srch = self.getSlideDimensions(n)
if srcw > 640:
srcw = 640
if srch > 480:
srch = 480
targw = float(surface.get_width())
targh = float(surface.get_height())
x_scale = targw/srcw
y_scale = targh/srch
print 'rendering slide', str(n), "w=", targw, srcw, x_scale, "h=", targh, srch, y_scale
self.__logger.debug("Surface is " + str(targw) + "x" + str(targh))
scale = x_scale
if y_scale < x_scale:
scale = y_scale
if scale < .98 or scale > 1.02:
ctx.transform(cairo.Matrix(scale, 0, 0, scale, 0, 0))
self.__logger.debug("Got transformation matrix at " + str(time.time() - timerstart))
# Paint the slide background
ctx.set_source_rgb(1.0, 1.0, 1.0)
ctx.rectangle(0, 0, srcw, srch)
ctx.fill()
self.__logger.debug("Filled background at " + str(time.time() - timerstart))
# Paint the layers
layers = self.__deck.getSlideLayers(n)
self.__logger.debug("Got layers at " + str(time.time() - timerstart))
for layer in layers:
type = utils.getFileType(layer)
print 'Drawing layer ', type, layer
self.__logger.debug("Drawing layer " + str(layer) +" " + str(scale) + " at " + str(time.time() - timerstart))
print 'drawing layer', type, str(layer)
if type == "svg":
f = open(layer, "rb")
svg_data = f.read()
f.close()
handle = rsvg.Handle(data=svg_data)
handle.render_cairo(ctx)
elif type == "png":
png_surface = cairo.ImageSurface.create_from_png(layer)
self.__logger.debug("Got PNG surface at "+ str(time.time() - timerstart))
ctx.set_source_surface(png_surface, 0, 0)
ctx.rectangle(0, 0, png_surface.get_width(), png_surface.get_height())
ctx.fill()
elif type == "jpg":
jpg_pixbuf = gtk.gdk.pixbuf_new_from_file(layer)
self.__logger.debug("Got JPG pixbuf at "+ str(time.time() - timerstart))
ctx.set_source_pixbuf(jpg_pixbuf, 0, 0)
ctx.rectangle(0, 0, jpg_pixbuf.get_width(), jpg_pixbuf.get_height())
ctx.fill()
elif type == "html":
#use hulahop to display
print 'html slide', self.__htmlflag, layer
scrn4 = self.__activity.set_screen(3)
if self.__htmlflag:
scrn4.add(self.__wv)
self.__htmlflag = False
self.__wv.load_uri('file://' + layer)
self.__wv.show()
self.__logger.debug("Finished drawing layer at "+ str(time.time() - timerstart))
def render_slide_to_surface(self, surface, n=None):
if n is None:
n = self.__arbiter.get_slide_index()
timerstart = time.time()
self.__logger.debug("rendering slide " + str(n))
ctx = gtk.gdk.CairoContext(cairo.Context(surface))
#ctx = cairo.Context(surface)
self.__logger.debug("Got context at " + str(time.time() - timerstart))
# Get the slide dimensions and set up a Cairo transformation matrix
srcw, srch = self.getSlideDimensions(n)
targw = float(surface.get_width())
targh = float(surface.get_height())
x_scale = targw/srcw
y_scale = targh/srch
self.__logger.debug("Surface is " + str(targw) + "x" + str(targh))
scale = x_scale
if y_scale < x_scale:
scale = y_scale
if scale < .98 or scale > 1.02:
ctx.transform(cairo.Matrix(scale, 0, 0, scale, 0, 0))
self.__logger.debug("Got transformation matrix at " + str(time.time() - timerstart))
# Paint the slide background
ctx.set_source_rgb(1.0, 1.0, 1.0)
ctx.rectangle(0, 0, srcw, srch)
ctx.fill()
self.__logger.debug("Filled background at " + str(time.time() - timerstart))
# Paint the layers
layers = self.__arbiter.get_slide_layers(n)
self.__logger.debug("Got layers at " + str(time.time() - timerstart))
for layer in layers:
type = utils.getFileType(layer)
self.__logger.debug("Drawing layer " + str(layer) +" " + str(scale) + " at " + str(time.time() - timerstart))
if type == "svg":
f = open(layer, "rb")
svg_data = f.read()
f.close()
handle = rsvg.Handle(data=svg_data)
handle.render_cairo(ctx)
elif type == "png":
png_surface = cairo.ImageSurface.create_from_png(layer)
self.__logger.debug("Got PNG surface at "+ str(time.time() - timerstart))
ctx.set_source_surface(png_surface, 0, 0)
ctx.rectangle(0, 0, png_surface.get_width(), png_surface.get_height())
ctx.fill()
elif type == "jpg":
jpg_pixbuf = gtk.gdk.pixbuf_new_from_file(layer)
self.__logger.debug("Got JPG pixbuf at "+ str(time.time() - timerstart))
ctx.set_source_pixbuf(jpg_pixbuf, 0, 0)
ctx.rectangle(0, 0, jpg_pixbuf.get_width(), jpg_pixbuf.get_height())
ctx.fill()
self.__logger.debug("Finished drawing layer at "+ str(time.time() - timerstart))
