From b774b90504fdc7bc7c32d4f7d51fff9123de73c2 Mon Sep 17 00:00:00 2001
From: Rahix <rahix@rahix.de>
Date: Mon, 19 Aug 2024 02:25:31 +0200
Subject: [PATCH] Initial

Just browses through PDF pages
---
 requirements.txt |  2 ++
 src/main.py      | 53 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 55 insertions(+)
 create mode 100644 requirements.txt
 create mode 100644 src/main.py

diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..9b04683
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,2 @@
+pillow==10.4.0
+PyMuPDF==1.24.9
diff --git a/src/main.py b/src/main.py
new file mode 100644
index 0000000..0e5e7a0
--- /dev/null
+++ b/src/main.py
@@ -0,0 +1,53 @@
+import argparse
+import pymupdf
+
+import tkinter
+from tkinter import ttk
+from PIL import Image, ImageTk
+
+CURRENT_PAGE = 0
+
+def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument("file")
+    args = parser.parse_args()
+
+    doc: pymupdf.Document
+    with pymupdf.open(args.file) as doc:
+        root = tkinter.Tk()
+        frm = ttk.Frame(root, padding=10)
+        frm.grid()
+
+        label = ttk.Label(frm)
+        label.grid(column=1, row=0)
+
+        def load_page(i: int):
+            page = doc[i]
+            pix = page.get_pixmap()
+
+            mode = "RGBA" if pix.alpha else "RGB"
+            img = Image.frombytes(mode, [pix.width, pix.height], pix.samples)
+            img = ImageTk.PhotoImage(img)
+            label.configure(image=img)
+            label.image = img
+
+        def next_page():
+            global CURRENT_PAGE
+            CURRENT_PAGE += 1
+            load_page(CURRENT_PAGE)
+
+        def previous_page():
+            global CURRENT_PAGE
+            CURRENT_PAGE -= 1
+            load_page(CURRENT_PAGE)
+
+        ttk.Button(frm, text="Previous", command=previous_page).grid(column=0, row=0)
+        ttk.Button(frm, text="Next", command=next_page).grid(column=2, row=0)
+
+        load_page(CURRENT_PAGE)
+
+        root.mainloop()
+
+
+if __name__ == "__main__":
+    main()