added support for printing out of progmem

arduboy-rust/src/lib.rs

@@ -6,7 +6,7 @@ mod hardware;
 mod library;
 pub mod prelude;
 mod print;
-pub use crate::library::arduboy::{Arduboy, Color, FONT_SIZE, HEIGHT, WIDTH};
+pub use crate::library::arduboy::{Arduboy, Color, Pstring, FONT_SIZE, HEIGHT, WIDTH};
 pub use crate::library::arduboy_tone::Sound;
 pub use crate::library::eeprom::EEPROM;
 pub use crate::library::{arduboy_tone_pitch, c, sprites};

arduboy-rust/src/library/arduboy.rs

@@ -20,6 +20,11 @@ pub const WIDTH: u8 = 128;
 ///
 /// this is to calculate with it.
 pub const HEIGHT: u8 = 64;
+
+#[derive(Copy, Clone)]
+pub struct Pstring {
+    pub pointer: *const i8,
+}
 /// This item is to chose between Black or White
 #[derive(Debug, Copy, Clone, Hash, Eq, PartialEq, Ord, PartialOrd)]
 #[repr(u8)]
@@ -411,6 +416,9 @@ extern "C" {
     #[link_name = "arduboy_print_chars"]
     pub fn print_chars(cstr: *const c_char);
 
+    #[link_name = "arduboy_print_chars_progmem"]
+    pub fn print_chars_progmem(pstring: *const c_char);
+
     // #[link_name = "arduboy_print_char"]
     // fn print_char(c: c_char) -> c_size_t;
 

arduboy-rust/src/prelude.rs

@@ -12,14 +12,14 @@ pub const arduboy: Arduboy = Arduboy {};
 #[allow(non_upper_case_globals)]
 pub const sound: Sound = Sound {};
 pub use crate::hardware::buttons::*;
-pub use crate::library::arduboy::{Color, Point, Rect, FONT_SIZE, HEIGHT, WIDTH};
+pub use crate::library::arduboy::{Color, Point, Pstring, Rect, FONT_SIZE, HEIGHT, WIDTH};
 pub use crate::library::arduboy_tone::*;
 pub use crate::library::arduino::*;
 pub use crate::library::c::*;
 pub use crate::library::eeprom::EEPROM;
 pub use crate::library::sprites;
 pub use crate::print::*;
-pub use crate::{get_sprite_addr, get_tones_addr};
+pub use crate::{get_sprite_addr, get_string_addr, get_tones_addr};
 use core::cmp;
 
 pub fn constrain<T: Ord>(x: T, a: T, b: T) -> T {

arduboy-rust/src/print.rs

@@ -1,5 +1,18 @@
 use core::ffi::c_int;
 
+#[macro_export]
+macro_rules! get_string_addr {
+    ( $s:expr ) => {
+        Pstring {
+            pointer: addr_of!($s) as *const i8,
+        }
+    };
+}
+#[allow(unused_imports)]
+pub(super) use get_string_addr;
+
+use crate::Pstring;
+
 #[derive(Debug, Copy, Clone, Hash, Eq, PartialEq, Ord, PartialOrd)]
 pub enum Base {
     Bin = 2,
@@ -101,3 +114,15 @@ impl Printable for &str {
 
     fn default_parameters() -> Self::Parameters {}
 }
+
+impl Printable for Pstring {
+    type Parameters = ();
+
+    fn print_2(self, _params: Self::Parameters) {
+        unsafe {
+            crate::library::arduboy::print_chars_progmem(self.pointer);
+        }
+    }
+
+    fn default_parameters() -> Self::Parameters {}
+}