Initial

tools/gen_icons.py

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+#!/usr/bin/env python3
+"""Rasterise assembly-player.svg into the PNG sizes needed by the hicolor icon theme."""
+import os
+import sys
+
+import gi
+
+gi.require_version("Rsvg", "2.0")
+from gi.repository import Rsvg
+import cairo
+
+ROOT = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+SVG_PATH = os.path.join(ROOT, "assembly_player", "icons", "assembly-player.svg")
+SIZES = (16, 22, 24, 32, 48, 64, 128, 256, 512)
+
+
+def render(size, out_path):
+    handle = Rsvg.Handle.new_from_file(SVG_PATH)
+    surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, size, size)
+    ctx = cairo.Context(surface)
+    viewport = Rsvg.Rectangle()
+    viewport.x, viewport.y, viewport.width, viewport.height = 0, 0, size, size
+    handle.render_document(ctx, viewport)
+    surface.write_to_png(out_path)
+
+
+def main():
+    out_dir = sys.argv[1] if len(sys.argv) > 1 else os.path.join(ROOT, "build", "icons")
+    for size in SIZES:
+        size_dir = os.path.join(out_dir, f"{size}x{size}", "apps")
+        os.makedirs(size_dir, exist_ok=True)
+        out_path = os.path.join(size_dir, "assembly-player.png")
+        render(size, out_path)
+        print(f"wrote {out_path}")
+
+    scalable_dir = os.path.join(out_dir, "scalable", "apps")
+    os.makedirs(scalable_dir, exist_ok=True)
+    scalable_svg = os.path.join(scalable_dir, "assembly-player.svg")
+    with open(SVG_PATH, "rb") as src, open(scalable_svg, "wb") as dst:
+        dst.write(src.read())
+    print(f"wrote {scalable_svg}")
+
+
+if __name__ == "__main__":
+    main()