From d6824c511101fa76377e409a01d73bf94e2549a4 Mon Sep 17 00:00:00 2001
From: nutbuster <nutbuster@cock.li>
Date: Sat, 17 Jul 2021 12:46:42 +1000
Subject: [PATCH] CG Gallery EX

Remove Gallery Object
Text & Correct Aspect Ratio Thumbnails
Pan & Scan
---
 game/src/cg_gallery.rpy | 113 ++++++++++++++++++++++++----------------
 1 file changed, 68 insertions(+), 45 deletions(-)

diff --git a/game/src/cg_gallery.rpy b/game/src/cg_gallery.rpy
index 8afdf17..b88af48 100644
--- a/game/src/cg_gallery.rpy
+++ b/game/src/cg_gallery.rpy
@@ -2,21 +2,15 @@ init python:
 
     # CONST PARAMS
     GALLERY_COLS = 3
-    GALLERY_CGS_PER_PAGE = 6
     PREFERRED_WIDTH = 432 #px (1920 * 0.225)
     PREFERRED_HEIGHT = 243 #px (1080 * 0.225)
+    PREFERRED_ASPECT_RATIO = 16.0/9.0 # 1.7777..
     DEFAULT_WIDTH_SCALE_RATIO = round(float(PREFERRED_WIDTH) / float(1920), 4)
     DEFAULT_HEIGHT_SCALE_RATIO = round(float(PREFERRED_HEIGHT) / float(1080), 4)
     NOT_UNLOCKED_COVER = im.FactorScale("gui/gallery/unlocked_cg_button_cover.png", DEFAULT_WIDTH_SCALE_RATIO, DEFAULT_HEIGHT_SCALE_RATIO)
     ACCEPTED_EXTENSIONS = ["jpg", "png"]
     CG_PATHS = "images/cgs/"
 
-    # GALLERY OBJECT
-    # Handles unlockables via ren'py
-    g = Gallery()
-    g.transition = dissolve
-    g.locked_button = NOT_UNLOCKED_COVER
-
     # GALLERY ITEMS
     # Data structure that holds the data for each cg and button
     # item is the key in the Gallery
@@ -25,30 +19,11 @@ init python:
     galleryItems = []
 
     # Make a scaled cg button
-    # (cg: string; ext: string; w: float; h: float; unlocked?: boolean): Displayable
+    # (cg: string; ext: string; w: float; h: float
     def cg(fname, ext, w, h):
-        scaleFactor = getBoxNormalizerRatio(w, h)
-        return im.FactorScale(CG_PATHS + fname + "." + ext, scaleFactor["x"], scaleFactor["y"], False)
-
-    # Create an object in g:Gallery, add to galleryItems
-    # (imageName: string; ext: string; w: float; h: float) -> None
-    def addGalleryItem(imageName, ext, w, h):
-        g.button(imageName)
-        g.image(imageName)
-
-        horizontalPan = Pan((w - 1920, h - 1080), (0, h - 1080), 30.0)
-        verticalPan = Pan((w - 1920, h - 1080), (w - 1920, 0), 30.0)
-        g.transform(horizontalPan if w > h else verticalPan) #TODO: niceify
-
-        str = "renpy.seen_image('"+imageName+"')"
-        g.condition(str)
-
-        galleryItems.append({
-            "item": imageName,
-            "cg": cg(imageName, ext, w, h),
-            "ext": ext
-        })
-        return
+        wh = {'x': w, 'y': h}
+        scaleFactor = box_ratio(wh)
+        return im.FactorScale(fname, scaleFactor["x"], scaleFactor["y"], False)
 
     # Reads /images/cgs dir for all image files
     # Populates g:Gallery and galleryItems
@@ -63,24 +38,39 @@ init python:
             _str = CG_PATHS+str+"."+ACCEPTED_EXTENSIONS[0]
             if renpy.loadable(_str): #brute force
                 image = renpy.image_size(Image(_str))
-                addGalleryItem(str, ACCEPTED_EXTENSIONS[0], image[0], image[1])
+#addGalleryItem(str, ACCEPTED_EXTENSIONS[0], image[0], image[1])
+
+                # Create an object in g:Gallery, add to galleryItems
+                # (imageName: string; ext: string; w: float; h: float) -> None
+                galleryItems.append({
+                    "item": str,
+                    "fn": _str,
+                    "cg": cg(_str, ACCEPTED_EXTENSIONS[0], image[0], image[1]),
+                    "ext": ACCEPTED_EXTENSIONS[0]
+                })
         return
 
+    # (xy) -> { x: float; y: float }
+    # Biggest value gets % diff to preferred_ variable
+    def box_ratio(xy):
+        cent = 0
+        if xy['x'] > xy['y']:
+            cent = PREFERRED_WIDTH * 100.0 / float(xy['x'])
+        else:
+            cent = PREFERRED_HEIGHT * 100.0 / float(xy['y'])
 
-    # Returns what params to call im.FactorScale with for cg button size
-    # Basically the delta diff dimensions
-    # (w: int; h: int) -> { x: float; y: float }
-    def getBoxNormalizerRatio(w, h):
-        x = round(float(PREFERRED_WIDTH) / float(w), 4)
-        y = round(float(PREFERRED_HEIGHT) / float(h), 4)
-
-        return { "x": x, "y": y }
+        cent /= 100.0
+        xy['x'] = cent
+        xy['y'] = cent
+        return xy
 
     # Call to loading the gallery
     loadGallery()
 
-## CG Gallery screen ########################################################
-## A screen that shows the image gallery
+"""
+CG Gallery screen - A screen that shows the image gallery
+Basically Gallery Object has terrible defaults, so I just wrote my own stuff
+"""
 screen cg_gallery():
     python:
         items = len(galleryItems)
@@ -91,10 +81,43 @@ screen cg_gallery():
         grid GALLERY_COLS galleryRows:
             spacing 8
             for item in galleryItems:
-#                vbox:
-#                    text item["item"] size 8
-                add g.make_button(item["item"], item["cg"], xalign = 0.5, yalign = 0.5)
-            # Add empty items to fill grid after last cg button
+                use flag_button(item)
+
             for i in range(0, extraSpaces):
                 null height 20
 
+"""
+if/else for buttons
+"""
+screen flag_button(item):
+    python:
+        flag = renpy.seen_image(item['item'])
+    if flag:
+        button:
+            action ShowMenu('view_image', item['fn'], ShowMenu('cg_gallery'))
+            xcenter 0.5 ycenter 0.5
+
+            vbox:
+                text item["item"] xalign 0.5
+                add item["cg"] fit 'contain' xcenter 0.5 ycenter 0.5 size (PREFERRED_WIDTH, PREFERRED_HEIGHT)
+#action view_image(item["item"])
+    else:
+        vbox:
+            xcenter 0.5 ycenter 0.5
+            text "? ? ?" xalign 0.5
+            add NOT_UNLOCKED_COVER
+
+"""
+view_image, loads the image in fullscreen with viewport controls
+"""
+screen view_image(fn, origin):
+    tag menu
+    key "game_menu" action origin
+    viewport:
+        #Ren'Py is isn't smart enough to not edgescroll while pressed, so we'll have to disable this for mobile
+        edgescroll (300, 800)
+        draggable True
+        arrowkeys True
+        pagekeys True
+#edgescroll 1.0
+        add fn