update servicepoint to v0.16.0

src/containers/bitmap.rs

@@ -1,7 +1,7 @@
 use crate::{containers::ByteSlice, macros::wrap};
 use servicepoint::{
     Bitmap, BitmapCommand, CompressionCode, DataRef, DisplayBitVec, Grid,
-    Origin, Packet,
+    GridMut, Origin, Packet,
 };
 use std::ptr::NonNull;
 

src/containers/brightness_grid.rs

@@ -1,7 +1,7 @@
 use crate::{containers::ByteSlice, macros::wrap};
 use servicepoint::{
     Brightness, BrightnessGrid, BrightnessGridCommand, ByteGrid, DataRef, Grid,
-    Origin, Packet,
+    GridMut, Origin, Packet,
 };
 use std::{mem::transmute, ptr::NonNull};
 

src/containers/char_grid.rs

@@ -1,5 +1,5 @@
 use crate::{containers::ByteSlice, macros::wrap};
-use servicepoint::{CharGrid, CharGridCommand, Grid, Origin, Packet};
+use servicepoint::{CharGrid, CharGridCommand, Grid, GridMut, Origin, Packet};
 use std::ptr::NonNull;
 
 wrap! {
@@ -25,8 +25,9 @@ wrap! {
         /// Loads a [CharGrid] with the specified dimensions from the provided data.
         ///
         /// returns: new CharGrid or NULL in case of an error
-        fn load(width: val usize, height: val usize, data: slice ByteSlice) -> move_ok *mut CharGrid {
-            CharGrid::load_utf8(width, height, data.to_vec())
+        fn load(width: val usize, height: val usize, data: slice ByteSlice) -> move_some *mut CharGrid {
+            String::from_utf8(data.to_vec()).ok()
+                .and_then(|s| CharGrid::load(width, height, &*s.chars().collect::<Vec<_>>()))
         };
     methods:
         /// Returns the current value at the specified position.

src/containers/cp437_grid.rs

@@ -1,6 +1,6 @@
 use crate::{containers::ByteSlice, macros::wrap};
 use servicepoint::{
-    Cp437Grid, Cp437GridCommand, DataRef, Grid, Origin, Packet,
+    Cp437Grid, Cp437GridCommand, DataRef, Grid, GridMut, Origin, Packet,
 };
 use std::ptr::NonNull;