PDF: Font vor Firmendaten setzen, feste Position unter Logo (logo_bottom=50)

app.py

@@ -6,7 +6,6 @@ Bietet eine Weboberflaeche zur Eingabe von Druckparametern,
 Live-Berechnung der Kosten, PDF-Rechnung und TXT-Export.
 """
 import os
-import struct
 import yaml
 import io
 from datetime import datetime
@@ -17,33 +16,6 @@ app = Flask(__name__)
 app.config['MAX_CONTENT_LENGTH'] = 5 * 1024 * 1024
 CONFIG_FILE = 'druckkalkulation_config.yaml'
 
-
-def image_dimensions(filepath):
-    """Liest Pixelbreite und -hoehe aus PNG/JPEG/WebP ohne externe Libs."""
-    with open(filepath, 'rb') as f:
-        head = f.read(64)
-    if head[:8] == b'\x89PNG\r\n\x1a\n':
-        w, h = struct.unpack('>II', head[16:24])
-        return w, h
-    if head[:2] == b'\xff\xd8':
-        i = 2
-        while i < len(head) - 1:
-            if head[i] != 0xFF:
-                break
-            marker = head[i+1]
-            if marker in (0xC0, 0xC1, 0xC2):
-                h, w = struct.unpack('>HH', head[i+5:i+9])
-                return w, h
-            length = struct.unpack('>H', head[i+2:i+4])[0]
-            i += 2 + length
-    if head[:4] == b'RIFF' and head[8:12] == b'WEBP':
-        if head[12:16] == b'VP8 ':
-            w, h = struct.unpack('<HH', head[26:30])
-            return (w & 0x3FFF) * 2, (h & 0x3FFF) * 2
-        if head[12:16] == b'VP8L':
-            bits = struct.unpack('<I', head[21:25])[0]
-            return (bits & 0x3FFF) + 1, ((bits >> 14) & 0x3FFF) + 1
-    return None, None
 LOGO_FILE = 'static/logo.png'
 
 DEFAULT_VALUES = {
@@ -285,11 +257,7 @@ def invoice_pdf():
     logo_path = os.path.join('static', logo_name) if logo_name else ''
     if logo_name and os.path.exists(logo_path):
         pdf.image(logo_path, x=155, y=8, w=40)
-        img_w, img_h = image_dimensions(logo_path)
-        if img_w and img_h:
-            logo_bottom = 8 + 40 * (img_h / img_w)
-        else:
-            logo_bottom = 8 + 20
+        logo_bottom = 50
     else:
         pdf.set_font("Arial", "B", 18)
         pdf.set_xy(150, 15)
@@ -300,11 +268,10 @@ def invoice_pdf():
         pdf.set_text_color(0, 0, 0)
         logo_bottom = pdf.get_y()
 
-    # Firmendaten rechts unter Logo
+    # Firmendaten rechts unter Logo (fester Abstand)
     right_x = 150
-    info_y = logo_bottom + 3
     pdf.set_font("Arial", "B", 9)
-    pdf.set_xy(right_x, info_y)
+    pdf.set_xy(right_x, logo_bottom)
     pdf.cell(col_w, 4, firmen_name, ln=True, align='R')
     pdf.set_font("Arial", "", 8)
     if firmen_adresse: