add sp_bitmap_new_screen_sized

crates/servicepoint_binding_c/src/bitmap.rs

@@ -47,6 +47,22 @@ pub unsafe extern "C" fn sp_bitmap_new(
     NonNull::from(Box::leak(result))
 }
 
+/// Creates a new [SPBitmap] with a size matching the screen.
+///
+/// returns: [SPBitmap] initialized to all pixels off. Will never return NULL.
+///
+/// # Safety
+///
+/// The caller has to make sure that:
+///
+/// - the returned instance is freed in some way, either by using a consuming function or
+///   by explicitly calling `sp_bitmap_free`.
+#[no_mangle]
+pub unsafe extern "C" fn sp_bitmap_new_screen_sized() -> NonNull<SPBitmap> {
+    let result = Box::new(SPBitmap(servicepoint::Bitmap::max_sized()));
+    NonNull::from(Box::leak(result))
+}
+
 /// Loads a [SPBitmap] with the specified dimensions from the provided data.
 ///
 /// # Arguments

crates/servicepoint_binding_cs/ServicePoint/Bitmap.g.cs

@@ -37,6 +37,24 @@ namespace ServicePoint
         /// </summary>
         public Bitmap(nuint width, nuint height) : this(sp_bitmap_new(width, height)) {}
 
+        /// <summary>
+        ///  Creates a new [SPBitmap] with a size matching the screen.
+        ///
+        ///  returns: [SPBitmap] initialized to all pixels off. Will never return NULL.
+        ///
+        ///  # Safety
+        ///
+        ///  The caller has to make sure that:
+        ///
+        ///  - the returned instance is freed in some way, either by using a consuming function or
+        ///    by explicitly calling `sp_bitmap_free`.
+        /// </summary>
+        [System.Runtime.CompilerServices.MethodImplAttribute(System.Runtime.CompilerServices.MethodImplOptions.AggressiveInlining)]
+        public static Bitmap NewScreenSized()
+        {
+            return new Bitmap(Bitmap.sp_bitmap_new_screen_sized());
+        }
+
         /// <summary>
         ///  Loads a [SPBitmap] with the specified dimensions from the provided data.
         ///
@@ -286,6 +304,9 @@ namespace ServicePoint
         [DllImport(__DllName, EntryPoint = "sp_bitmap_new", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
         private static extern SPBitmap* sp_bitmap_new(nuint width, nuint height);
 
+        [DllImport(__DllName, EntryPoint = "sp_bitmap_new_screen_sized", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
+        private static extern SPBitmap* sp_bitmap_new_screen_sized();
+
         [DllImport(__DllName, EntryPoint = "sp_bitmap_load", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
         private static extern SPBitmap* sp_bitmap_load(nuint width, nuint height, byte* data, nuint data_length);