Initial commit.

mods/firefly_font/fonts/change_atlas_cell_size.py

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+from PIL import Image
+
+def adjust_font_atlas(input_path, output_path, current_width, current_height, new_width, new_height):
+    """
+    Adjusts the cell dimensions of a pixel font atlas sprite sheet by creating larger cells
+    and placing the original sprites in the top-left corner of each new cell, filling
+    the extra space with the background color detected from the top-left pixel of the
+    original image. This allows for manual extension of sprites without repositioning them.
+
+    Args:
+        input_path (str): Path to the input atlas image.
+        output_path (str): Path to save the output atlas image.
+        current_width (int): Current width of each cell (in pixels).
+        current_height (int): Current height of each cell (in pixels).
+        new_width (int): New larger width for each cell (in pixels).
+        new_height (int): New larger height for each cell (in pixels).
+    """
+    if new_width < current_width or new_height < current_height:
+        raise ValueError("New dimensions must be larger than the current dimensions.")
+
+    img = Image.open(input_path)
+    width, height = img.size
+
+    if width % current_width != 0 or height % current_height != 0:
+        raise ValueError("Image dimensions are not multiples of the current cell dimensions.")
+
+    cols = width // current_width
+    rows = height // current_height
+
+    # Create a new image with the same mode
+    new_img = Image.new(img.mode, (cols * new_width, rows * new_height))
+
+    # Detect background color from top-left pixel (assuming it's background)
+    bg_color = img.getpixel((0, 0))
+
+    # Fill the new image with the background color
+    new_img.paste(bg_color, (0, 0, new_img.width, new_img.height))
+
+    # Copy each original sprite into the top-left of its new larger cell
+    for r in range(rows):
+        for c in range(cols):
+            # Crop the original sprite
+            left = c * current_width
+            top = r * current_height
+            right = left + current_width
+            bottom = top + current_height
+            sprite = img.crop((left, top, right, bottom))
+
+            # Paste into new position
+            new_left = c * new_width
+            new_top = r * new_height
+            new_img.paste(sprite, (new_left, new_top))
+
+    # Save the new atlas
+    new_img.save(output_path)
+
+
+# Example usage:
+base_path = "/Users/iboettcher/eclipse-workspace/firefly/mods/firefly_font/fonts/"
+adjust_font_atlas(f'{base_path}firefly_normal.png',
+                  f'{base_path}firefly_wide.png', 8, 17, 17, 17)

mods/firefly_font/fonts/firefly_normal.json

@@ -0,0 +1,20 @@
+{
+    "A": {
+        "width": 7,
+        "height": 10,
+        "base": 0,
+        "advance": 2
+    },
+    "B": {
+        "width": 7,
+        "height": 10,
+        "base": 0,
+        "advance": 2
+    },
+    "C": {
+        "width": 7,
+        "height": 10,
+        "base": 0,
+        "advance": 2
+    }
+}