cg gallery wip vol1: gallery data init, gallery screen

game/screens.rpy

@@ -316,6 +316,7 @@ screen navigation():
         textbutton _("Save") action ShowMenu("save")
         textbutton _("Load") action ShowMenu("load")
         textbutton _("Options") action ShowMenu("preferences")
+        textbutton _("Gallery") action ShowMenu("cg_gallery")
         textbutton _("Help And About") action ShowMenu("helpandabout")
 
 
@@ -382,6 +383,8 @@ screen main_menu():
      imagebutton auto "gui/button/menubuttons/startbutton_%s.png" action Start()
      imagebutton auto "gui/button/menubuttons/loadbutton_%s.png" action ShowMenu("load")
      imagebutton auto "gui/button/menubuttons/optionsbutton_%s.png" action ShowMenu("preferences")
+     #TODO: gallery btn needs asset
+     imagebutton auto "gui/button/menubuttons/helpbutton_%s.png" action ShowMenu("cg_gallery")
      imagebutton auto "gui/button/menubuttons/helpbutton_%s.png" action ShowMenu("helpandabout")
      imagebutton auto "gui/button/menubuttons/quitbutton_%s.png" action Quit(confirm=not main_menu)
 

game/src/cg_gallery.rpy

@@ -0,0 +1,52 @@
+init python:
+    g = Gallery()
+
+    gallery_cols = 3
+    gallery_items = []
+    not_unlocked_cover = "a04" #TODO (needs asset)
+
+    def cg(fname, unlocked = False):
+        normalized_fname = fname if unlocked else not_unlocked_cover
+        return im.FactorScale("images/cgs/" + normalized_fname+ ".png", 0.225, 0.225)
+
+    def add_gallery_item(image_name, unlocked = False):
+        g.button(image_name)
+        g.image(image_name)
+
+        if unlocked:
+            g.unlock(image_name)
+        else:
+            g.condition("persistent." + image_name)
+
+        gallery_items.append({
+            "item": image_name,
+            "cg": cg(image_name, unlocked)
+        })
+
+    # LIST FILES TO ADD HERE
+    add_gallery_item("a02")
+    add_gallery_item("a04", True)
+    add_gallery_item("a10", True)
+
+    add_gallery_item("a11", True)
+    add_gallery_item("a12", True)
+    add_gallery_item("a13", True)
+
+    # SAFE GUARD
+    if len(gallery_items) % gallery_cols != 0:
+        raise Exception("Invalid gallery!")
+
+## CG Gallery screen ########################################################
+## A screen that shows the image gallery
+screen cg_gallery():
+    tag menu
+    use game_menu(_("Gallery"), scroll="viewport"):
+
+        fixed:
+            $ gallery_rows = len(gallery_items) / gallery_cols
+            grid gallery_cols gallery_rows:
+
+                spacing gui.slot_spacing
+
+                for item in gallery_items:
+                    add g.make_button(item["item"], item["cg"], xalign = 0.5, yalign = 0.5)