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add rudimentary GUI

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Johannes 'josch' Schauer 4 years ago
parent 1bb21f0c85
commit 7a3daec620
Signed by untrusted user: josch
GPG Key ID: F2CBA5C78FBD83E1
1 changed files with 356 additions and 76 deletions
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src/img2pdf.py
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@ -2233,6 +2233,12 @@ def gui():
import tkinter
import tkinter.filedialog
have_fitz = True
try:
import fitz
except ImportError:
have_fitz = False
# from Python 3.7 Lib/idlelib/configdialog.py
# Copyright 2015-2017 Terry Jan Reedy
# Python License
@ -2346,24 +2352,177 @@ def gui():
root = tkinter.Tk()
app = tkinter.Frame(master=root)
filenames = []
infiles = []
maxpagewidth = 0
maxpageheight = 0
doc = None
args = {
"without_pdfrw": tkinter.BooleanVar(),
"first_frame_only": tkinter.BooleanVar(),
"auto_orient": tkinter.BooleanVar(),
"fit": tkinter.StringVar(),
"title": tkinter.StringVar(),
"author": tkinter.StringVar(),
"creator": tkinter.StringVar(),
"producer": tkinter.StringVar(),
"subject": tkinter.StringVar(),
"keywords": tkinter.StringVar(),
"nodate": tkinter.BooleanVar(),
"creationdate": tkinter.StringVar(),
"moddate": tkinter.StringVar(),
"viewer_panes": tkinter.StringVar(),
"viewer_initial_page": tkinter.IntVar(),
"viewer_magnification": tkinter.StringVar(),
"viewer_page_layout": tkinter.StringVar(),
"viewer_fit_window": tkinter.BooleanVar(),
"viewer_center_window": tkinter.BooleanVar(),
"viewer_fullscreen": tkinter.BooleanVar(),
"pagesize_dropdown": tkinter.StringVar(),
"pagesize_width": tkinter.DoubleVar(),
"pagesize_height": tkinter.DoubleVar(),
"imgsize_dropdown": tkinter.StringVar(),
"imgsize_width": tkinter.DoubleVar(),
"imgsize_height": tkinter.DoubleVar(),
"colorspace": tkinter.StringVar(),
"first_frame_only": tkinter.BooleanVar(),
}
args["title"].set("")
args["auto_orient"].set(False)
args["fit"].set("into")
args["colorspace"].set("auto")
args["viewer_panes"].set("auto")
args["viewer_initial_page"].set(1)
args["viewer_magnification"].set("auto")
args["viewer_page_layout"].set("auto")
args["first_frame_only"].set(False)
args["pagesize_dropdown"].set("auto")
args["imgsize_dropdown"].set("auto")
def on_open_button():
filenames.clear()
filenames.extend(
tkinter.filedialog.askopenfilenames(
parent=root,
title="open image",
filetypes=[
(
"images",
"*.bmp *.eps *.gif *.ico *.jpeg *.jpg *.jp2 *.pcx *.png *.ppm *.tiff",
),
("all files", "*"),
],
# initialdir="/home/josch/git/plakativ",
# initialfile="test.pdf",
nonlocal infiles
nonlocal doc
nonlocal maxpagewidth
nonlocal maxpageheight
infiles = tkinter.filedialog.askopenfilenames(
parent=root,
title="open image",
filetypes=[
(
"images",
"*.bmp *.eps *.gif *.ico *.jpeg *.jpg *.jp2 *.pcx *.png *.ppm *.tiff",
),
("all files", "*"),
],
# initialdir="/home/josch/git/plakativ",
# initialfile="test.pdf",
)
if have_fitz:
with BytesIO() as f:
save_pdf(f)
f.seek(0)
doc = fitz.open(stream=f, filetype="pdf")
for page in doc:
if page.getDisplayList().rect.width > maxpagewidth:
maxpagewidth = page.getDisplayList().rect.width
if page.getDisplayList().rect.height > maxpageheight:
maxpageheight = page.getDisplayList().rect.height
draw()
def save_pdf(stream):
pagesizearg = None
if args["pagesize_dropdown"].get() == "auto":
# nothing to do
pass
elif args["pagesize_dropdown"].get() == "custom":
pagesizearg = args["pagesize_width"].get(), args["pagesize_height"].get()
elif args["pagesize_dropdown"].get() in papernames.values():
raise NotImplemented()
else:
raise Exception("no such pagesize: %s" % args["pagesize_dropdown"].get())
imgsizearg = None
if args["imgsize_dropdown"].get() == "auto":
# nothing to do
pass
elif args["imgsize_dropdown"].get() == "custom":
imgsizearg = args["imgsize_width"].get(), args["imgsize_height"].get()
elif args["imgsize_dropdown"].get() in papernames.values():
raise NotImplemented()
else:
raise Exception("no such imgsize: %s" % args["imgsize_dropdown"].get())
borderarg = None
layout_fun = get_layout_fun(
pagesizearg,
imgsizearg,
borderarg,
args["fit"].get(),
args["auto_orient"].get(),
)
viewer_panesarg = None
if args["viewer_panes"].get() == "auto":
# nothing to do
pass
elif args["viewer_panes"].get() in PageMode:
viewer_panesarg = args["viewer_panes"].get()
else:
raise Exception("no such viewer_panes: %s" % args["viewer_panes"].get())
viewer_magnificationarg = None
if args["viewer_magnification"].get() == "auto":
# nothing to do
pass
elif args["viewer_magnification"].get() in Magnification:
viewer_magnificationarg = args["viewer_magnification"].get()
else:
raise Exception(
"no such viewer_magnification: %s" % args["viewer_magnification"].get()
)
viewer_page_layoutarg = None
if args["viewer_page_layout"].get() == "auto":
# nothing to do
pass
elif args["viewer_page_layout"].get() in PageLayout:
viewer_page_layoutarg = args["viewer_page_layout"].get()
else:
raise Exception(
"no such viewer_page_layout: %s" % args["viewer_page_layout"].get()
)
colorspacearg = None
if args["colorspace"].get() != "auto":
colorspacearg = next(
v for v in Colorspace if v.name == args["colorspace"].get()
)
convert(
*infiles,
title=args["title"].get() if args["title"].get() else None,
author=args["author"].get() if args["author"].get() else None,
creator=args["creator"].get() if args["creator"].get() else None,
producer=args["producer"].get() if args["producer"].get() else None,
creationdate=args["creationdate"].get()
if args["creationdate"].get()
else None,
moddate=args["moddate"].get() if args["moddate"].get() else None,
subject=args["subject"].get() if args["subject"].get() else None,
keywords=args["keywords"].get() if args["keywords"].get() else None,
colorspace=colorspacearg,
nodate=args["nodate"].get(),
layout_fun=layout_fun,
viewer_panes=viewer_panesarg,
viewer_initial_page=args["viewer_initial_page"].get()
if args["viewer_initial_page"].get() > 1
else None,
viewer_magnification=viewer_magnificationarg,
viewer_page_layout=viewer_page_layoutarg,
viewer_fit_window=(args["viewer_fit_window"].get() or None),
viewer_center_window=(args["viewer_center_window"].get() or None),
viewer_fullscreen=(args["viewer_fullscreen"].get() or None),
with_pdfrw=not args["without_pdfrw"].get(),
outputstream=stream,
first_frame_only=args["first_frame_only"].get(),
cropborder=None,
bleedborder=None,
trimborder=None,
artborder=None,
)
def on_save_button():
@ -2376,41 +2535,125 @@ def gui():
# initialfile=base + "_poster" + ext,
)
with open(filename, "wb") as f:
convert(*filenames, outputstream=f)
save_pdf(f)
root.title("img2pdf")
app.pack(fill=tkinter.BOTH, expand=tkinter.TRUE)
tkinter.Button(app, text="Open Image", command=on_open_button).pack(
side=tkinter.TOP, expand=tkinter.FALSE, fill=tkinter.X
canvas = tkinter.Canvas(app, bg="black")
def draw():
canvas.delete(tkinter.ALL)
if not infiles:
canvas.create_text(
canvas.size[0] / 2,
canvas.size[1] / 2,
text='Click on the "Open Image(s)" button in the upper right.',
fill="white",
)
return
if not doc:
canvas.create_text(
canvas.size[0] / 2,
canvas.size[1] / 2,
text="PyMuPDF not available. Install the Python fitz module\n"
+ "for preview functionality.",
fill="white",
)
return
canvas_padding = 10
# factor to convert from pdf dimensions (given in pt) into canvas
# dimensions (given in pixels)
zoom = min(
(canvas.size[0] - canvas_padding) / maxpagewidth,
(canvas.size[1] - canvas_padding) / maxpageheight,
)
pagenum = 0
mat_0 = fitz.Matrix(zoom, zoom)
canvas.image = tkinter.PhotoImage(
data=doc[pagenum]
.getDisplayList()
.getPixmap(matrix=mat_0, alpha=False)
.getImageData("ppm")
)
canvas.create_image(
(canvas.size[0] - maxpagewidth * zoom) / 2,
(canvas.size[1] - maxpageheight * zoom) / 2,
anchor=tkinter.NW,
image=canvas.image,
)
canvas.create_rectangle(
(canvas.size[0] - maxpagewidth * zoom) / 2,
(canvas.size[1] - maxpageheight * zoom) / 2,
(canvas.size[0] - maxpagewidth * zoom) / 2 + canvas.image.width(),
(canvas.size[1] - maxpageheight * zoom) / 2 + canvas.image.height(),
outline="red",
)
def on_resize(event):
canvas.size = (event.width, event.height)
draw()
canvas.pack(fill=tkinter.BOTH, side=tkinter.LEFT, expand=tkinter.TRUE)
canvas.bind("<Configure>", on_resize)
frame_right = tkinter.Frame(app)
frame_right.pack(side=tkinter.TOP, expand=tkinter.TRUE, fill=tkinter.Y)
top_frame = tkinter.Frame(frame_right)
top_frame.pack(fill=tkinter.X)
tkinter.Button(top_frame, text="Open Image(s)", command=on_open_button).pack(
side=tkinter.LEFT, expand=tkinter.TRUE, fill=tkinter.X
)
frame1 = VerticalScrolledFrame(app)
frame1.pack(side=tkinter.TOP, expand=tkinter.TRUE, fill=tkinter.BOTH)
tkinter.Button(top_frame, text="Help", state=tkinter.DISABLED).pack(
side=tkinter.RIGHT, expand=tkinter.TRUE, fill=tkinter.X
)
frame1 = VerticalScrolledFrame(frame_right)
frame1.pack(side=tkinter.TOP, expand=tkinter.TRUE, fill=tkinter.Y)
output_options = tkinter.LabelFrame(frame1.interior, text="Output Options")
output_options.pack(side=tkinter.TOP, expand=tkinter.TRUE, fill=tkinter.X)
tkinter.Label(output_options, text="colorspace", state=tkinter.DISABLED).grid(
tkinter.Label(output_options, text="colorspace").grid(
row=0, column=0, sticky=tkinter.W
)
OptionMenu(output_options, tkinter.StringVar(), ["foo", "bar"]).grid(
OptionMenu(output_options, args["colorspace"], "auto", state=tkinter.DISABLED).grid(
row=0, column=1, sticky=tkinter.W
)
tkinter.Checkbutton(
output_options, text="Suppress timestamp", state=tkinter.DISABLED
output_options,
text="Suppress timestamp",
variable=args["nodate"],
state=tkinter.DISABLED,
).grid(row=1, column=0, columnspan=2, sticky=tkinter.W)
tkinter.Checkbutton(
output_options, text="without pdfrw", state=tkinter.DISABLED
output_options,
text="without pdfrw",
variable=args["without_pdfrw"],
state=tkinter.DISABLED,
).grid(row=2, column=0, columnspan=2, sticky=tkinter.W)
tkinter.Checkbutton(
output_options, text="only first frame", state=tkinter.DISABLED
output_options,
text="only first frame",
variable=args["first_frame_only"],
state=tkinter.DISABLED,
).grid(row=3, column=0, columnspan=2, sticky=tkinter.W)
tkinter.Checkbutton(
output_options, text="force large input", state=tkinter.DISABLED
).grid(row=4, column=0, columnspan=2, sticky=tkinter.W)
image_size_frame = tkinter.LabelFrame(frame1.interior, text="Image size")
image_size_frame.pack(side=tkinter.TOP, expand=tkinter.TRUE, fill=tkinter.X)
OptionMenu(image_size_frame, tkinter.StringVar(), [""]).grid(
row=1, column=0, columnspan=3, sticky=tkinter.W
)
OptionMenu(
image_size_frame,
args["imgsize_dropdown"],
*(["auto", "custom"] + sorted(papernames.values())),
state=tkinter.DISABLED,
).grid(row=1, column=0, columnspan=3, sticky=tkinter.W)
tkinter.Label(
image_size_frame, text="Width:", state=tkinter.DISABLED, name="size_label_width"
@ -2451,9 +2694,12 @@ def gui():
page_size_frame = tkinter.LabelFrame(frame1.interior, text="Page size")
page_size_frame.pack(side=tkinter.TOP, expand=tkinter.TRUE, fill=tkinter.X)
OptionMenu(page_size_frame, tkinter.StringVar(), [""]).grid(
row=1, column=0, columnspan=3, sticky=tkinter.W
)
OptionMenu(
page_size_frame,
args["pagesize_dropdown"],
*(["auto", "custom"] + sorted(papernames.values())),
state=tkinter.DISABLED,
).grid(row=1, column=0, columnspan=3, sticky=tkinter.W)
tkinter.Label(
page_size_frame, text="Width:", state=tkinter.DISABLED, name="size_label_width"
@ -2502,12 +2748,15 @@ def gui():
tkinter.Label(layout_frame, text="fit", state=tkinter.DISABLED).grid(
row=1, column=0, sticky=tkinter.W
)
OptionMenu(layout_frame, tkinter.StringVar(), [""]).grid(
row=1, column=1, sticky=tkinter.W
)
tkinter.Checkbutton(layout_frame, text="auto orient", state=tkinter.DISABLED).grid(
row=2, column=0, columnspan=2, sticky=tkinter.W
)
OptionMenu(
layout_frame, args["fit"], *[v.name for v in FitMode], state=tkinter.DISABLED
).grid(row=1, column=1, sticky=tkinter.W)
tkinter.Checkbutton(
layout_frame,
text="auto orient",
state=tkinter.DISABLED,
variable=args["auto_orient"],
).grid(row=2, column=0, columnspan=2, sticky=tkinter.W)
tkinter.Label(layout_frame, text="crop border", state=tkinter.DISABLED).grid(
row=3, column=0, sticky=tkinter.W
)
@ -2537,39 +2786,39 @@ def gui():
tkinter.Label(metadata_frame, text="title", state=tkinter.DISABLED).grid(
row=0, column=0, sticky=tkinter.W
)
tkinter.Entry(metadata_frame, state=tkinter.DISABLED).grid(
row=0, column=1, sticky=tkinter.W
)
tkinter.Entry(
metadata_frame, textvariable=args["title"], state=tkinter.DISABLED
).grid(row=0, column=1, sticky=tkinter.W)
tkinter.Label(metadata_frame, text="author", state=tkinter.DISABLED).grid(
row=1, column=0, sticky=tkinter.W
)
tkinter.Entry(metadata_frame, state=tkinter.DISABLED).grid(
row=1, column=1, sticky=tkinter.W
)
tkinter.Entry(
metadata_frame, textvariable=args["author"], state=tkinter.DISABLED
).grid(row=1, column=1, sticky=tkinter.W)
tkinter.Label(metadata_frame, text="creator", state=tkinter.DISABLED).grid(
row=2, column=0, sticky=tkinter.W
)
tkinter.Entry(metadata_frame, state=tkinter.DISABLED).grid(
row=2, column=1, sticky=tkinter.W
)
tkinter.Entry(
metadata_frame, textvariable=args["creator"], state=tkinter.DISABLED
).grid(row=2, column=1, sticky=tkinter.W)
tkinter.Label(metadata_frame, text="producer", state=tkinter.DISABLED).grid(
row=3, column=0, sticky=tkinter.W
)
tkinter.Entry(metadata_frame, state=tkinter.DISABLED).grid(
row=3, column=1, sticky=tkinter.W
)
tkinter.Entry(
metadata_frame, textvariable=args["producer"], state=tkinter.DISABLED
).grid(row=3, column=1, sticky=tkinter.W)
tkinter.Label(metadata_frame, text="creation date", state=tkinter.DISABLED).grid(
row=4, column=0, sticky=tkinter.W
)
tkinter.Entry(metadata_frame, state=tkinter.DISABLED).grid(
row=4, column=1, sticky=tkinter.W
)
tkinter.Entry(
metadata_frame, textvariable=args["creationdate"], state=tkinter.DISABLED
).grid(row=4, column=1, sticky=tkinter.W)
tkinter.Label(
metadata_frame, text="modification date", state=tkinter.DISABLED
).grid(row=5, column=0, sticky=tkinter.W)
tkinter.Entry(metadata_frame, state=tkinter.DISABLED).grid(
row=5, column=1, sticky=tkinter.W
)
tkinter.Entry(
metadata_frame, textvariable=args["moddate"], state=tkinter.DISABLED
).grid(row=5, column=1, sticky=tkinter.W)
tkinter.Label(metadata_frame, text="subject", state=tkinter.DISABLED).grid(
row=6, column=0, sticky=tkinter.W
)
@ -2587,35 +2836,60 @@ def gui():
tkinter.Label(viewer_frame, text="panes", state=tkinter.DISABLED).grid(
row=0, column=0, sticky=tkinter.W
)
OptionMenu(viewer_frame, tkinter.StringVar(), [""]).grid(
row=0, column=1, sticky=tkinter.W
)
OptionMenu(
viewer_frame,
args["viewer_panes"],
*(["auto"] + [v.name for v in PageMode]),
state=tkinter.DISABLED,
).grid(row=0, column=1, sticky=tkinter.W)
tkinter.Label(viewer_frame, text="initial page", state=tkinter.DISABLED).grid(
row=1, column=0, sticky=tkinter.W
)
OptionMenu(viewer_frame, tkinter.StringVar(), ["1"]).grid(
row=1, column=1, sticky=tkinter.W
)
tkinter.Spinbox(
viewer_frame,
increment=1,
from_=1,
to=10000,
width=6,
textvariable=args["viewer_initial_page"],
state=tkinter.DISABLED,
name="viewer_initial_page_spinbox",
).grid(row=1, column=1, sticky=tkinter.W)
tkinter.Label(viewer_frame, text="magnification", state=tkinter.DISABLED).grid(
row=2, column=0, sticky=tkinter.W
)
OptionMenu(viewer_frame, tkinter.StringVar(), [""]).grid(
row=2, column=1, sticky=tkinter.W
)
OptionMenu(
viewer_frame,
args["viewer_magnification"],
*(["auto", "custom"] + [v.name for v in Magnification]),
state=tkinter.DISABLED,
).grid(row=2, column=1, sticky=tkinter.W)
tkinter.Label(viewer_frame, text="page layout", state=tkinter.DISABLED).grid(
row=3, column=0, sticky=tkinter.W
)
OptionMenu(viewer_frame, tkinter.StringVar(), [""]).grid(
row=3, column=1, sticky=tkinter.W
)
OptionMenu(
viewer_frame,
args["viewer_page_layout"],
*(["auto"] + [v.name for v in PageLayout]),
state=tkinter.DISABLED,
).grid(row=3, column=1, sticky=tkinter.W)
tkinter.Checkbutton(
viewer_frame, text="fit window to page size", state=tkinter.DISABLED
viewer_frame,
text="fit window to page size",
variable=args["viewer_fit_window"],
state=tkinter.DISABLED,
).grid(row=4, column=0, columnspan=2, sticky=tkinter.W)
tkinter.Checkbutton(
viewer_frame, text="center window", state=tkinter.DISABLED
viewer_frame,
text="center window",
variable=args["viewer_center_window"],
state=tkinter.DISABLED,
).grid(row=5, column=0, columnspan=2, sticky=tkinter.W)
tkinter.Checkbutton(
viewer_frame, text="open in fullscreen", state=tkinter.DISABLED
viewer_frame,
text="open in fullscreen",
variable=args["viewer_fullscreen"],
state=tkinter.DISABLED,
).grid(row=6, column=0, columnspan=2, sticky=tkinter.W)
option_frame = tkinter.LabelFrame(frame1.interior, text="Program options")
@ -2639,8 +2913,14 @@ def gui():
row=1, column=1, sticky=tkinter.W
)
tkinter.Button(app, text="Save PDF", command=on_save_button).pack(
side=tkinter.TOP, expand=tkinter.FALSE, fill=tkinter.X
bottom_frame = tkinter.Frame(frame_right)
bottom_frame.pack(fill=tkinter.X)
tkinter.Button(bottom_frame, text="Save PDF", command=on_save_button).pack(
side=tkinter.LEFT, expand=tkinter.TRUE, fill=tkinter.X
)
tkinter.Button(bottom_frame, text="Exit", command=root.destroy).pack(
side=tkinter.RIGHT, expand=tkinter.TRUE, fill=tkinter.X
)
app.mainloop()
@ -3172,14 +3452,14 @@ and left/right, respectively. It is not possible to specify asymmetric borders.
if args.pillow_limit_break:
Image.MAX_IMAGE_PIXELS = None
layout_fun = get_layout_fun(
args.pagesize, args.imgsize, args.border, args.fit, args.auto_orient
)
if args.gui:
gui()
sys.exit(0)
layout_fun = get_layout_fun(
args.pagesize, args.imgsize, args.border, args.fit, args.auto_orient
)
# if no positional arguments were supplied, read a single image from
# standard input
if len(args.images) == 0:

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