fixed some problems and added the demos for fxhelloworld, fxbasicexample and fxchompies

Examples/ArduboyFX/fxhelloworld/src/lib.rs

@@ -1,20 +1,89 @@
 #![no_std]
 #![allow(non_upper_case_globals)]
+
 //Include the Arduboy Library
 //Initialize the arduboy object
 use arduboy_rust::prelude::*;
+use arduboyfx::fx_consts::*;
 const arduboy: Arduboy2 = Arduboy2::new();
+
+//FX Data
+const FX_DATA_PAGE: u16 = 0xffc9;
+const FX_DATA_BYTES: u32 = 13937;
+const arduboyFont: u32 = 0x000000;
+const arduboyFontWidth: u16 = 6;
+const arduboyFontHeight: u16 = 8;
+const arduboyFontFrames: u16 = 256;
+const maskedFont: u32 = 0x000604;
+const maskedFontWidth: u16 = 16;
+const maskedFontHeight: u16 = 24;
+const maskedFontFrames: u8 = 128;
+const helloWorld: u32 = 0x003608;
+
+static mut frames: u16 = 0;
+static mut speed: u8 = 1;
+static mut scroll_x: i16 = 128;
+static mut font_mode: u8 = dcmNormal;
+static mut leading_digits: i8 = 5;
+static str: &str = "FX Demo\0";
 //The setup() function runs once when you turn your Arduboy on
 #[no_mangle]
 pub unsafe extern "C" fn setup() {
     // put your setup code here, to run once:
     arduboy.begin();
-    arduboy.clear();
-    arduboy.print(f!(b"Holmes is cool!\0"));
-    arduboy.display();
+    fx::begin_data(FX_DATA_PAGE);
+    fx::set_font(arduboyFont, dcmNormal);
+    fx::set_cursor_range(0, 32767);
 }
 #[no_mangle]
 #[export_name = "loop"]
 pub unsafe extern "C" fn loop_() {
     // put your main code here, to run repeatedly:
+    if !arduboy.next_frame() {
+        return;
+    }
+    arduboy.poll_buttons();
+    fx::set_cursor(0, 0);
+    fx::set_font_mode(dcmNormal);
+    fx::draw_string(str);
+
+    fx::set_cursor(WIDTH - 5 * arduboyFontWidth as i16, 0);
+    fx::draw_number(frames, leading_digits);
+
+    fx::set_cursor(scroll_x, 24);
+    fx::set_font(maskedFont, dcmMasked | font_mode);
+    fx::draw_string(helloWorld);
+
+    fx::set_cursor(13, HEIGHT - arduboyFontHeight as i16);
+    fx::set_font(arduboyFont, font_mode);
+    fx::draw_string(" Press any button \0");
+
+    fx::display_clear();
+
+    scroll_x -= speed as i16;
+    if scroll_x < -1792 {
+        scroll_x = 128
+    }
+    frames += 1;
+    if arduboy.just_pressed(ANY_BUTTON) {
+        frames = 0
+    }
+    if arduboy.just_pressed(UP) {
+        speed = 2
+    }
+    if arduboy.just_pressed(DOWN) {
+        speed = 1
+    }
+    if arduboy.just_pressed(LEFT) {
+        leading_digits = if leading_digits == -5 { 0 } else { -5 }
+    }
+    if arduboy.just_pressed(RIGHT) {
+        leading_digits = if leading_digits == 5 { 0 } else { 5 }
+    }
+    if arduboy.just_pressed(A) {
+        font_mode = dcmNormal
+    }
+    if arduboy.just_pressed(B) {
+        font_mode = dcmReverse
+    }
 }