Fixes for #284 #295 #296 #248 (#301)

* fixes for #284 #295 #296
Also added option --full-expansion-dividers
* Add front offsets for issue #248
Added options to offset front (similar to what existed for the backside).

src/domdiv/draw.py

@@ -642,7 +642,11 @@ class DividerDrawer(object):
 
     def wantCentreTab(self, card):
         return (
-            card.isExpansion() and self.options.centre_expansion_dividers
+            card.isExpansion()
+            and (
+                self.options.centre_expansion_dividers
+                or self.options.full_expansion_dividers
+            )
         ) or self.options.tab_side == "centre"
 
     def drawOutline(self, item, isBack=False):
@@ -672,7 +676,9 @@ class DividerDrawer(object):
         theTabWidth = item.tabWidth
         theTabHeight = item.tabHeight
 
-        left2tab = item.getTabOffset(backside=isBack)
+        left2tab = item.getTabOffset(
+            backside=False
+        )  # translate/scale above takes care of backside
         right2tab = dividerWidth - tabLabelWidth - left2tab
         nearZero = 0.01
         left2tab = left2tab if left2tab > nearZero else 0
@@ -1551,6 +1557,10 @@ class DividerDrawer(object):
                 self.options.back_offset, self.options.back_offset_height
             )
             pageWidth -= 2 * self.options.back_offset
+        else:
+            self.canvas.translate(
+                self.options.front_offset, self.options.front_offset_height
+            )
 
         item.translate(self.canvas, pageWidth, isBack)
 
@@ -1908,7 +1918,11 @@ class DividerDrawer(object):
                 if lastCardSet != card.cardset_tag:
                     # In a new expansion, so reset the tabs to start over
                     nextTabIndex = CardPlot.tabRestart()
-                    if options.tab_number > Card.sets[card.cardset_tag]["count"]:
+                    if (
+                        options.tab_number > Card.sets[card.cardset_tag]["count"]
+                        and Card.sets[card.cardset_tag]["count"] > 0
+                    ):
+
                         #  Limit to the number of tabs to the number of dividers in the expansion
                         CardPlot.tabSetup(
                             tabNumber=Card.sets[card.cardset_tag]["count"]
@@ -1932,6 +1946,13 @@ class DividerDrawer(object):
                 textTypeBack=options.text_back,
                 stackHeight=card.getStackHeight(options.thickness),
             )
+
+            if card.isExpansion() and options.full_expansion_dividers:
+                # Fix up the item to have a full tab with text centred
+                item.tabWidth = cardWidth
+                item.tabNumber = 1
+                item.tabOffset = 0
+
             if (
                 options.flip
                 and (options.tab_number == 2)

src/domdiv/main.py

@@ -344,7 +344,13 @@ def parse_opts(cmdline_args=None):
         "--centre-expansion-dividers",
         action="store_true",
         dest="centre_expansion_dividers",
-        help="Centre the tabs on expansion dividers.",
+        help="Centre the tabs on expansion dividers (same width as dividers.)",
+    )
+    group_expansion.add_argument(
+        "--full-expansion-dividers",
+        action="store_true",
+        dest="full_expansion_dividers",
+        help="Full width expansion dividers.",
     )
     group_expansion.add_argument(
         "--expansion-reset-tabs",
@@ -589,6 +595,20 @@ def parse_opts(cmdline_args=None):
         default=0.1,
         help="Width of lines for card outlines and crop marks.",
     )
+    group_printing.add_argument(
+        "--front-offset",
+        type=float,
+        dest="front_offset",
+        default=0,
+        help="Front page horizontal offset points to shift to the right. Only needed for some printers.",
+    )
+    group_printing.add_argument(
+        "--front-offset-height",
+        type=float,
+        dest="front_offset_height",
+        default=0,
+        help="Front page vertical offset points to shift upward. Only needed for some printers.",
+    )
     group_printing.add_argument(
         "--back-offset",
         type=float,