Fix: Support rowspans breaking over page jumps(Frst sample)

test/table/test_table_rowspanNEW.py

@@ -0,0 +1,58 @@
+from fpdf import FPDF
+
+class TablePDF(FPDF):
+    def active_spanning_table(self, data_list, rows_per_page=25):
+        self.set_font("helvetica", size=11)
+        col_widths = [60, 60, 60]
+        self.set_fill_color(200, 200, 200)
+        headers = ["Header 1", "Header 2", "Header 3"]
+
+        def draw_header():
+            for i, header in enumerate(headers):
+                self.cell(col_widths[i], 10, header, border=1, fill=True)
+            self.ln()
+
+        draw_header()
+
+        for group in data_list:
+            items = group['items']
+            label = group['label']
+            for chunk_idx in range(0, len(items), rows_per_page):
+                chunk = items[chunk_idx:chunk_idx + rows_per_page]
+                if self.get_y() > 250:
+                    self.add_page()
+                    draw_header()
+
+                display_label = f"{label}\n" if chunk_idx > 0 else label
+
+                y_start = self.get_y()
+                self.multi_cell(col_widths[0], 10, display_label, border=1, align='C')
+                y_after_label = self.get_y()
+
+                self.set_xy(self.l_margin + col_widths[0], y_start)
+                self.cell(col_widths[1], 10, "", border=1) 
+                self.cell(col_widths[2], 10, chunk[0], border=1)
+                self.ln()
+
+                for item in chunk[1:]:
+                    if self.get_y() > 270: 
+                        self.add_page()
+                        draw_header()
+                        self.multi_cell(col_widths[0], 10, f"{label}\n(suite)", border=1, align='C')
+                        self.set_xy(self.l_margin + col_widths[0], self.get_y() - 10)
+
+                    self.set_x(self.l_margin + col_widths[0])
+                    self.cell(col_widths[1], 10, "", border=1)  
+                    self.cell(col_widths[2], 10, item, border=1)
+                    self.ln()
+
+pdf = TablePDF()
+pdf.add_page()
+
+data = [
+    {"label": "Data 1", "items": [f"Ligne {i}" for i in range(100)]}
+]
+
+pdf.active_spanning_table(data, rows_per_page=25)
+pdf.output("spantest2.pdf")
+