Feat: add column ratio to grid_column

example/album.py

@@ -17,52 +17,88 @@ photobook.set_fig_folder("textures")
 photobook.one_centered("eugene.jpg", "one_centered default")
 photobook.one_centered("eugene.jpg", "")
 photobook.one_centered(
-    "eugene.jpg",
+    "eugene.jpg", "one_centered text_ratio=1, img_ratio=1", text_ratio=1, img_ratio=1
-    "one_centered text_ratio=1, img_ratio=1",
-    text_ratio=1,
-    img_ratio=1
 )
 
 photobook.one_side("eugene.jpg", "one_side default")
 photobook.one_side(
-    "eugene.jpg",
+    "eugene.jpg", "one_side text_ratio=1, img_ratio=1", text_ratio=1, img_ratio=1
-    "one_side text_ratio=1, img_ratio=1",
-    text_ratio=1,
-    img_ratio=1
 )
 photobook.one_side(
-    "eugene.jpg",
+    "eugene.jpg", "one_side text_ratio=1, img_ratio=1", text_ratio=1, img_ratio=1
-    "one_side text_ratio=1, img_ratio=1",
-    text_ratio=1,
-    img_ratio=1
 )
 
-photobook.grid_row([
+photobook.grid_row(
+    [
         ["eugene.jpg", "eugene.jpg", "eugene.jpg"],
         ["eugene.jpg", "grid_row default", "eugene.jpg"],
         ["eugene.jpg", "eugene.jpg", "eugene.jpg"],
     ],
 )
-photobook.grid_row([
+photobook.grid_row(
+    [
         ["eugene.jpg", "eugene.jpg"],
-    ["eugene.jpg", "grid_row\nlayout = \n[[1, 2], [1, 1, 1], [2, 1]]", "eugene.jpg"],
+        [
+            "eugene.jpg",
+            "grid_row\nlayout = \n[[1, 2], [1, 1, 1], [2, 1]]",
+            "eugene.jpg",
+        ],
         ["eugene.jpg", "eugene.jpg"],
     ],
-    layout = [[1, 2], [1, 1, 1], [2, 1]]
+    layout=[[1, 2], [1, 1, 1], [2, 1]],
 )
-photobook.grid_row([
+photobook.grid_row(
+    [
         ["eugene.jpg", "eugene.jpg", "eugene.jpg"],
         ["eugene.jpg", "grid_row ratios=[1, 3, 1]", "eugene.jpg"],
         ["eugene.jpg", "eugene.jpg", "eugene.jpg"],
     ],
-    ratios=[1, 3, 1]
+    ratios=[1, 3, 1],
 )
-photobook.grid_row([
+photobook.grid_row(
+    [
         ["eugene.jpg"],
         ["eugene.jpg", "grid_row ratios=[1, 3, 1]", "eugene.jpg"],
         ["eugene.jpg", "eugene.jpg"],
     ],
-    ratios=[1, 3, 1]
+    ratios=[1, 3, 1],
+)
+
+
+photobook.grid_column(
+    [
+        ["eugene.jpg", "eugene.jpg", "eugene.jpg"],
+        ["eugene.jpg", "grid_column default", "eugene.jpg"],
+        ["eugene.jpg", "eugene.jpg", "eugene.jpg"],
+    ],
+)
+photobook.grid_column(
+    [
+        ["eugene.jpg", "eugene.jpg"],
+        [
+            "eugene.jpg",
+            "grid_column\nlayout = \n[[1, 2], [1, 1, 1], [2, 1]]",
+            "eugene.jpg",
+        ],
+        ["eugene.jpg", "eugene.jpg"],
+    ],
+    layout=[[1, 2], [1, 1, 1], [2, 1]],
+)
+photobook.grid_column(
+    [
+        ["eugene.jpg", "eugene.jpg", "eugene.jpg"],
+        ["eugene.jpg", "grid_column ratios=[1, 3, 1]", "eugene.jpg"],
+        ["eugene.jpg", "eugene.jpg", "eugene.jpg"],
+    ],
+    ratios=[1, 3, 1],
+)
+photobook.grid_column(
+    [
+        ["eugene.jpg"],
+        ["eugene.jpg", "grid_column ratios=[1, 3, 1]", "eugene.jpg"],
+        ["eugene.jpg", "eugene.jpg"],
+    ],
+    ratios=[1, 3, 1],
 )
 
 photobook.output(dest)

photobook/photobook.py

@@ -259,11 +259,12 @@ class Photobook(FPDF):
             top += row_height + sep
             left = ori_left
 
-    def grid_column(self, content, layout=[], with_margin=True, with_sep=True):
+    def grid_column(self, content, layout=[], ratios=[], with_margin=True, with_sep=True):
         """Custom layout define by column
 
         :param content: img or text to display in layout's cells
         :param layout: cell layout with weight (need same shape than content)
+        :param ratios: column's ratio
         :param with_margin: Put margins around pictures
         :param with_sep: Put separation between pictures
         """
@@ -296,19 +297,27 @@ class Photobook(FPDF):
                         f"Content and Layout need to have same number of columns at column {r}"
                     )
 
+        if ratios == []:
+            ratios = [1 for c in content]
+        else:
+            if len(content) != len(ratios):
+                raise ValueError("Content and ratios need to have same number of columns")
+        total_ratio = sum(ratios)
+
         top = ori_top
         left = ori_left
-        width_unit = (pg_size[0] - (len(layout) - 1) * sep) / len(layout)
+        width_unit = (pg_size[0] - (len(layout) - 1) * sep) / total_ratio
 
         for (c, column) in enumerate(layout):
             height_unit = (pg_size[1] - (len(column) - 1) * sep) / sum(column)
+            column_width = width_unit * ratios[c]
 
             for (r, weight) in enumerate(column):
-                dim = (width_unit, height_unit * weight)
+                dim = (column_width, height_unit * weight)
                 self.append_content(content[c][r], left, top, *dim)
 
                 top += dim[1] + sep
-            left += width_unit + sep
+            left += column_width + sep
             top = ori_top
 
     def append_content(self, content, left, top, width, height):