Changeset 9014 for main/waeup.kofa

Timestamp:

18 Jul 2012, 07:03:42 (12 years ago)

Author:

uli

Message:

Signature stuff.

File:

• main/waeup.kofa/trunk/src/waeup/kofa/students/utils.py (modified) (2 diffs)

main/waeup.kofa/trunk/src/waeup/kofa/students/utils.py

@@ -165 +165 @@
     return table
 
-def render_signatures(signatures, lang='en'):
+def get_signature_table(signatures, lang='en'):
+    """Return a reportlab table containing signature fields (with date).
+    """
     style = getSampleStyleSheet()
+    space_width = 0.4  # width in cm of space between signatures
+    table_width = 16.0 # supposed width of signature table in cms
+    # width of signature cells in cm...
+    sig_col_width = table_width - ((len(signatures) - 1) * space_width)
+    sig_col_width = sig_col_width / len(signatures)
     data = []
-    datetitle = Paragraph(trans(_('Date:'), lang), style["Normal"])
-    line = []
+    col_widths = [] # widths of columns
+
+    sig_style = [
+        ('VALIGN',(0,-1),(-1,-1),'TOP'),
+        ('FONT', (0,0), (-1,-1), 'Helvetica-BoldOblique', 12),
+        ('BOTTOMPADDING', (0,0), (-1,0), 36),
+        ('TOPPADDING', (0,-1), (-1,-1), 0),
+        ]
+    for num, elem in enumerate(signatures):
+        # draw a line above each signature cell (not: empty cells in between)
+        sig_style.append(
+            ('LINEABOVE', (num*2,-1), (num*2, -1), 1, colors.black))
+
+    row = []
     for signature in signatures:
-        line.append(datetitle)
-    data.append(line)
-    line = []
+        row.append(trans(_('Date:'), lang))
+        row.append('')
+        if len(signatures) > 1:
+            col_widths.extend([sig_col_width*cm, space_width*cm])
+        else:
+            col_widths.extend([sig_col_width/2*cm, sig_col_width/2*cm])
+            row.append('') # empty spaceholder on right
+    data.append(row[:-1])
+    data.extend(([''],)*3) # insert 3 empty rows...
+    row = []
     for signature in signatures:
-        signature = Paragraph(trans(signature, lang), style["Normal"])
-        line.append(signature)
-    data.append(line)
-    table = Table(data, style=SLIP_STYLE)
+        row.append(Paragraph(trans(signature, lang), style["Normal"]))
+        row.append('')
+    data.append(row[:-1])
+    table = Table(data, style=sig_style, repeatRows=len(data),
+                  colWidths=col_widths)
     return table
 
@@ -399 +426 @@
 
         # Insert signatures
-        if signatures is not None:
+        if signatures:
             data.append(Spacer(1, 20))
-            signaturetable = render_signatures(signatures)
+            signaturetable = get_signature_table(signatures)
             data.append(signaturetable)