def right_arrow(all_images, selected_img, what_text):
#restrict button actions to the number of avialable images
if img_idx[-1] < len(all_images) - 1:
#change to the following index
new_idx = img_idx[-1] + 1
img_idx.pop()
img_idx.append(new_idx)
#remove displayed image if exists
if displayed_img:
displayed_img[-1].grid_forget()
displayed_img.pop()
#create a new image in the new index & display it
new_img = all_images[img_idx[-1]]
selected_img = display_images(new_img)
displayed_img.append(selected_img)
#update the new index on the interface
what_text.set("image " + str(img_idx[-1] + 1) + " out of " +
str(len(all_images)))
def left_arrow(all_images, selected_img, what_text):
#restrict button actions to indices greater than 1
if img_idx[-1] >= 1:
#change to the previous index
new_idx = img_idx[-1] - 1
img_idx.pop()
img_idx.append(new_idx)
#remove displayed image if exists
if displayed_img:
displayed_img[-1].grid_forget()
displayed_img.pop()
#create a new image in the new index & display it
new_img = all_images[img_idx[-1]]
selected_img = display_images(new_img)
displayed_img.append(selected_img)
#update the new index on the interface
what_text.set("image " + str(img_idx[-1] + 1) + " out of " +
str(len(all_images)))
def left_arrow(all_images, current_img, que_text):
if img_idx[-1] >= 1:
new_idx = img_idx[-1] - 1
img_idx.pop()
img_idx.append(new_idx)
if displayed_img:
displayed_img[-1].grid_forget()
displayed_img.pop()
new_img = all_images[img_idx[-1]]
current_img = display_images(new_img)
displayed_img.append(current_img)
que_text.set("imagen " + str(img_idx[-1] + 1) + "de" +
str(len(all_images)))
elif img_idx == len(all_images) - 1:
print("Fuera de rango")
if displayed_img:
displayed_img[-1].grid_forget()
displayed_img.pop()
def left_arrow(all_images, current_img, what_text):
if img_idx[-1] >= 1:
new_idx = img_idx[-1] - 1
img_idx.pop()
img_idx.append(new_idx)
if displayed_img:
displayed_img[-1].grid_forget()
displayed_img.pop()
new_img = all_images[img_idx[-1]]
current_img = display_images(new_img)
displayed_img.append(current_img)
what_text.set("image " + str(img_idx[-1] + 1) + " of " +
str(len(all_images)))
elif img_idx == len(all_images) - 1:
print("Index out of range")
if displayed_img:
displayed_img[-1].grid_forget()
displayed_img.pop()
def open_file():
#clear global list of indices
for i in img_idx:
img_idx.pop()
img_idx.append(0) #set global index to 0
browse_text.set("loading...")
#load a PDF file
file = askopenfile(parent=root,
mode='rb',
filetypes=[("Pdf file", "*.pdf")])
if file:
read_pdf = PyPDF2.PdfFileReader(file)
#select a page
page = read_pdf.getPage(0)
#extract text content from page
page_content = page.extractText()
#SET A SPECIAL ENCODING OR REPLACE CHARACTERS
#page_content = page_content.encode('cp1252')
page_content = page_content.replace('\u2122', "'")
#CLEARING GLOBAL VARIABLES ONCE A NEW PDF FILE IS SELECTED
#clear the content of the previous PDF file
if all_content:
for i in all_content:
all_content.pop()
#clear the image list from the previous PDF file
for i in range(0, len(all_images)):
all_images.pop()
#hide the displayed image from the previous PDF file and remove it
if displayed_img:
displayed_img[-1].grid_forget()
displayed_img.pop()
#BEGIN EXTRACTING
#extract text
all_content.append(page_content)
#extract images
images = extract_images(page)
for img in images:
all_images.append(img)
#BEGIN DISPLAYING
#display the first image that was detected
selected_image = display_images(images[img_idx[-1]])
displayed_img.append(selected_image)
#display the text found on the page
display_textbox(all_content, 4, 0, root)
#reset the button text back to Browse
browse_text.set("Browse")
#BEGIN MENUES AND MENU WIDGETS
#1.image menu on row 2
img_menu = Frame(root, width=800, height=60)
img_menu.grid(columnspan=3, rowspan=1, row=2)
what_text = StringVar()
what_img = Label(root, textvariable=what_text, font=("shanti", 10))
what_text.set("image " + str(img_idx[-1] + 1) + " out of " +
str(len(all_images)))
what_img.grid(row=2, column=1)
#arrow buttons
display_icon('arrow_l.png', 2, 0, E,
lambda: left_arrow(all_images, selected_image, what_text))
display_icon(
'arrow_r.png', 2, 2, W,
lambda: right_arrow(all_images, selected_image, what_text))
#2.save image menu on row 3
save_img_menu = Frame(root, width=800, height=60, bg="#c8c8c8")
save_img_menu.grid(columnspan=3, rowspan=1, row=3)
#create action buttons
copyText_btn = Button(root,
text="copy text",
command=lambda: copy_text(all_content, root),
font=("shanti", 10),
height=1,
width=15)
saveAll_btn = Button(root,
text="save all images",
command=lambda: save_all(all_images),
font=("shanti", 10),
height=1,
width=15)
save_btn = Button(root,
text="save image",
command=lambda: save_image(all_images[img_idx[-1]]),
font=("shanti", 10),
height=1,
width=15)
#place buttons on grid
copyText_btn.grid(row=3, column=0)
saveAll_btn.grid(row=3, column=1)
save_btn.grid(row=3, column=2)
def open_file():
for i in img_idx:
img_idx.pop()
img_idx.append(0)
browse_text.set("cargando....")
file = askopenfile(parent=root,
mode="rb",
filetypes=[("PDF file", "*.pdf")])
if file:
read_pdf = PyPDF2.PdfFileReader(file)
page = read_pdf.getPage(0)
page_content = page.extractText()
page_content = page_content.replace('\u2122', "'")
if all_content:
for i in all_content:
all_content.pop()
for i in range(0, len(all_images)):
all_images.pop()
if displayed_img:
displayed_img[-1].grid_forget()
displayed_img.pop()
all_content.append(page_content)
images = extract_images(page)
for img in images:
all_images.append(img)
selected_image = display_images(images[img_idx[-1]])
displayed_img.append(selected_image)
display_textbox(page_content, 4, 0, root)
browse_text.set("Navegar")
img_menu = Frame(root, width=800, height=60)
img_menu.grid(columnspan=3, rowspan=1, row=2)
que_text = StringVar()
que_img = Label(root, textvariable=que_text)
que_text.set("Imagen " + str(img_idx[-1] + 1) + " de " +
str(len(all_images)))
que_img.grid(row=2, column=1)
display_icon('img/arrow_l.png', 2, 0, E,
lambda: left_arrow(all_images, selected_image, que_text))
display_icon('img/arrow_r.png', 2, 2, W,
lambda: right_arrow(all_images, selected_image, que_text))
save_img = Frame(root, width=800, height=60, bg="#c8c8c8")
save_img.grid(columnspan=3, rowspan=1, row=3)
copyText_btn = Button(root,
text="Copiar texto",
command=lambda: copy_text(all_content),
height=1,
width=15)
saveAll_btn = Button(root,
text="Todas las imagenes",
command=lambda: save_all(all_images),
height=1,
width=15)
save_btn = Button(root,
text="Guardar imagen",
command=lambda: save_image(all_images[img_idx[-1]]),
height=1,
width=15)
copyText_btn.grid(row=3, column=0)
saveAll_btn.grid(row=3, column=1)
save_btn.grid(row=3, column=2)
def open_file():
for i in img_idx:
img_idx.pop()
img_idx.append(0)
browse_text.set("loading...")
file = askopenfile(parent=root,
mode='rb',
filetype=[("Pdf file", "*.pdf")])
if file:
read_pdf = PyPDF2.PdfFileReader(file)
page = read_pdf.getPage(0)
page_content = page.extractText()
#page_content = page_content.encode('cp1252')
page_content = page_content.replace('\u2122', "'")
page_contents.append(page_content)
if displayed_img:
displayed_img[-1].grid_forget()
displayed_img.pop()
for i in range(0, len(all_images)):
all_images.pop()
images = extract_images(page)
for i in images:
all_images.append(i)
img = images[img_idx[-1]]
current_image = display_images(img)
displayed_img.append(current_image)
#show text box on row 4 col 0
display_textbox(page_content, 4, 0, root)
#reset the button text back to Browse
browse_text.set("Browse")
img_menu = Frame(root, width=800, height=60)
img_menu.grid(columnspan=3, rowspan=1, row=2)
what_text = StringVar()
what_img = Label(root, textvariable=what_text, font=("Shanti", 10))
what_text.set("image " + str(img_idx[-1] + 1) + " of " +
str(len(all_images)))
what_img.grid(row=2, column=1)
display_icon('arrow_l.png', 2, 0, E,
lambda: left_arrow(all_images, current_image, what_text))
display_icon('arrow_r.png', 2, 2, W,
lambda: right_arrow(all_images, current_image, what_text))
save_img = Frame(root, width=800, height=60, bg="#c8c8c8")
save_img.grid(columnspan=3, rowspan=1, row=3)
copyText_btn = Button(root,
text="copy text",
command=lambda: copy_text(page_contents),
font=("Shanti", 10),
height=1,
width=15)
saveAll_btn = Button(root,
text="save all images",
command=lambda: save_all(all_images),
font=("Shanti", 10),
height=1,
width=15)
save_btn = Button(root,
text="save image",
command=lambda: save_image(all_images[img_idx[-1]]),
font=("Shanti", 10),
height=1,
width=15)
copyText_btn.grid(row=3, column=0)
saveAll_btn.grid(row=3, column=1)
save_btn.grid(row=3, column=2)
def open_file():
browse_text.set("loading...")
file = askopenfile(parent=root,
mode='rb',
filetypes=[("Pdf file", "*.pdf")])
if file:
read_pdf = PyPDF2.PdfFileReader(file)
page = read_pdf.getPage(0)
page_content = page.extractText()
#page_content = page_content.encode('cp1252')
page_content = page_content.replace('\u2122', "'")
page_contents.append(page_content)
images = extract_images(page)
for i in images:
all_images.append(i)
img = images[img_idx[-1]]
display_images(img)
#show text box on row 4 col 0
display_textbox(page_content, 4, 0, root)
#reset the button text back to Browse
browse_text.set("Browse")
img_menu = Frame(root, width=800, height=60)
img_menu.grid(columnspan=3, rowspan=1, row=2)
what_img = Label(root, text="Image 1 of 5", font=("shanti", 10))
what_img.grid(row=2, column=1)
display_icon("arrow_l.png", 2, 0, E)
display_icon("arrow_r.png", 2, 2, W)
save_img = Frame(root, width=800, height=60, bg="#c8c8c8")
save_img.grid(columnspan=3, rowspan=1, row=3)
copyText_btn = Button(root,
text="copy text",
command=lambda: copy_text(page_contents),
font=("shanti", 10),
height=1,
width=15)
saveAll_btn = Button(root,
text="save all images",
command=lambda: save_all(all_images),
font=("shanti", 10),
height=1,
width=15)
save_btn = Button(
root,
text="save image",
command=lambda: save_image(all_images[img_idx[-1]], img_idx[-1]),
font=("shanti", 10),
height=1,
width=15)
copyText_btn.grid(row=3, column=0)
saveAll_btn.grid(row=3, column=1)
save_btn.grid(row=3, column=2)