Some updates that happened while working with the lib.

Cargo.lock

@@ -1,3 +1,5 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
 [[package]]
 name = "autocfg"
 version = "0.1.2"

src/action.rs

@@ -1,24 +1,24 @@
-use std::any::Any;
-
 use sdl2::mouse::MouseButton;
 
 use super::img::Img;
+use sdl2::keyboard::{Scancode};
 
 /// An Action in the Flux pattern sense. Has a type and a payload.
 ///
 /// All communication between the stores happen through these babies. They are sent to the
 /// dispatcher which sends them to every store that wants to hear of actions of their type.
 pub enum Action {
-	AddImgToCanvasAction(u8, u8, Img),
+	AddImgToCanvasAction(u32, u32, Img),
 	DrawAction(bool),
 	UpdateAction,
-	SendFrameAction,
+	SendFrameAction(u32, u32, u32),
 	EndFrameAction,
 	StartAction,
 	MenuAction(MenuSubAction),
 	QuitAction,
 	EmptyAction,
 	TestAction(u8),
+	KeyboardAction(Scancode),
 }
 
 /// Similar to the action Enum. Only meant for use in menu states.
@@ -26,7 +26,7 @@ pub enum MenuSubAction {
 	ChangeMenuStateAction,
 	WaitForInputAction,
 	DrawAction,
-	AddImgToCanvasAction(u8, u8, Img),
-	ClickAction(i32, i32, MouseButton),
+	AddImgToCanvasAction(u32, u32, Img),
+	ClickAction(i32, i32, MouseButton, u32),
 	QuitAction,
 }

src/bin.rs

@@ -1,33 +1,30 @@
 extern crate frame;
 extern crate sdl2;
 
-use std::fs::File;
+use frame::scene_manager::SceneManager;
 
-use frame::img::Img;
+mod main_menu;
+mod space_ship;
+mod light_path;
 
-/// An example use of the framework
 fn main() {
-	let mut example_img = frame::img::Img::new_from_u8(4, vec![]);
 
-	match File::open("./resources/test_img.u4i") {
-		Ok(f) => {
-			example_img = Img::new_from_File(f);
-		}
-		Err(e) => {
-			print!("{}", e);
-		}
-	}
+	let mut ship = space_ship::Spaceship::new();
+	let mut renderer = frame::renderer::Renderer::new(512, 512, None);
 
-	let example_sprite = frame::sprite::Sprite::new((0, 0), vec![example_img], vec![(0, 1)], 60.0);
-	let mut example_game_obj = frame::example_obj::ExampleObj::new(example_sprite);
-	let mut example_renderer = frame::renderer::Renderer::new(255, 255, None);
-	let mut example_disp = frame::dispatcher::Dispatcher::new(1.0 / 60.0);
+	let mut menu = main_menu::MainMenu::new();
+	let mut scene_manager = SceneManager::new();
+
+	scene_manager.add_scenes(vec![&mut menu]);
+
+	let mut disp = frame::dispatcher::Dispatcher::new(1.0 / 60.0);
 
 	frame::game_loop(
-		&mut example_disp,
+		&mut disp,
 		vec![
-			&mut example_game_obj,
-			&mut example_renderer,
+			&mut ship,
+			&mut renderer,
+			&mut scene_manager,
 		],
 	);
 }

src/button.rs

@@ -4,15 +4,14 @@ use super::sprite::Sprite;
 /// A clickable button.
 pub struct Button {
 	sprite: Sprite,
-	pos: (i32, i32),
 	click_fn: Box<Fn() -> MenuSubAction>,
 }
 
 impl Button {
 	pub fn send_frame(&self) -> MenuSubAction {
 		MenuSubAction::AddImgToCanvasAction(
-			self.pos.0.clone() as u8,
-			self.pos.1.clone() as u8,
+			self.sprite.get_pos().0,
+			self.sprite.get_pos().1,
 			self.sprite.get_current_frame(),
 		)
 	}
@@ -23,19 +22,26 @@ impl Button {
 	}
 
 	/// Calls the function closure when a click is detected upon the button.
-	pub fn check_click(&self, x: &i32, y: &i32) -> Option<MenuSubAction> {
-		if &self.pos.0 < x || x < &(&self.pos.0 + self.sprite.get_width()) {
-			if &self.pos.1 < y || y < &(&self.pos.1 + self.sprite.get_height()) {
+	pub fn check_click(&self, x: u32, y: u32, px_size: u32) -> Option<MenuSubAction> {
+
+		let sprite_x = &self.sprite.get_pos().0 * px_size;
+		let sprite_y = &self.sprite.get_pos().1 * px_size;
+
+		println!("cx:{}, cy:{}", sprite_x, sprite_y);
+		println!("cx:{}, cy:{}", x, y);
+		println!("cx:{}, cy:{}", sprite_x + self.sprite.get_width() * px_size, sprite_y + self.sprite.get_height() * px_size);
+
+		if sprite_x < x && x < sprite_x + self.sprite.get_width() * px_size {
+			if sprite_y < y && y < sprite_y + self.sprite.get_height() * px_size {
 				return Some((self.click_fn)());
 			}
 		}
 		return None;
 	}
 
-	pub fn new(sprite: Sprite, pos: (i32, i32), click_fn: Box<Fn() -> MenuSubAction>) -> Self {
+	pub fn new(sprite: Sprite, click_fn: Box<Fn() -> MenuSubAction>) -> Self {
 		Self {
 			sprite,
-			pos,
 			click_fn,
 		}
 	}

src/dispatcher.rs

@@ -1,8 +1,6 @@
 use std::collections::VecDeque;
 use std::time::Instant;
 
-use sdl2::Sdl;
-
 use action::Action::MenuAction;
 
 use super::action::*;
@@ -106,7 +104,7 @@ impl<'a> Dispatcher<'a> {
 						* order at the same time.
 						*/
 						Some(in_reference) => {
-							self.dt = self.current_stack_start_time.elapsed().as_float_secs();
+							self.dt = self.current_stack_start_time.elapsed().as_secs_f64();
 							match in_reference.receive_action(&in_action, &self.dt) {
 								ReceiveActionReturnOption::NewAction(out_action_vec, add_to_secondary, out_reference) => {
 									if add_to_secondary {
@@ -136,11 +134,11 @@ impl<'a> Dispatcher<'a> {
 		return true;
 	}
 
-	/// Used in the sipatch function.
+	/// Used in the dispatch function.
 	/// returns the appropriate action from the appropriate Stack.
 	fn get_in_action(&mut self) -> Option<Action> {
 		if self.use_secondary {
-			if self.current_stack_start_time.elapsed().as_float_secs() >= self.max_stack_time {
+			if self.current_stack_start_time.elapsed().as_secs_f64() >= self.max_stack_time {
 				return Some(Action::EndFrameAction);
 			} else {
 				match self.secondary_action_queue.pop_front() {
@@ -170,7 +168,7 @@ impl<'a> Dispatcher<'a> {
 							}
 						}
 						None => {
-							if self.current_stack_start_time.elapsed().as_float_secs() >= self.max_stack_time {
+							if self.current_stack_start_time.elapsed().as_secs_f64() >= self.max_stack_time {
 								return Some(Action::EndFrameAction);
 							} else {
 								self.use_secondary = true;
@@ -202,7 +200,6 @@ impl<'a> Dispatcher<'a> {
 				}
 			}
 		}
-		return None;
 	}
 
 	///Adds an action to the primary stack.

src/img.rs

@@ -1,4 +1,3 @@
-use std::fmt::Error;
 use std::fs::File;
 use std::io::Read;
 
@@ -12,7 +11,7 @@ pub struct Img {
 
 impl Img {
 	/// Creates new Img from u8 vector.
-	pub fn new_from_u8(mut width: usize, pixels: Vec<u8>) -> Self {
+	pub fn new_from_u8(width: usize, pixels: Vec<u8>) -> Self {
 		Self {
 			width,
 			current_px: 0,
@@ -21,12 +20,15 @@ impl Img {
 	}
 
 	/// Reads file into Img.
-	pub fn new_from_File(mut f: File) -> Self {
+	pub fn new_from_file(mut f: File) -> Self {
 		let mut width = 0;
 		let mut pixels = vec![];
 
 		let mut buf: Vec<u8> = vec![];
-		f.read_to_end(&mut buf);
+		match f.read_to_end(&mut buf) {
+			Ok(_) => {},
+			Err(e) => eprintln!("Could not open image buffer:{}", e),
+		}
 
 		if buf.len() < 4 {
 			return Self {
@@ -38,7 +40,7 @@ impl Img {
 
 		let mut ctr = 0;
 
-		for (num) in buf.iter() {
+		for num in buf.iter() {
 			if ctr >= 4 {
 				pixels.push(*num);
 			} else {
@@ -63,6 +65,10 @@ impl Img {
 	pub fn get_width(&self) -> &usize {
 		&self.width
 	}
+
+	/// Returns length of pixel vector
+	pub fn get_length(&self) -> usize { *&self.pixels.len().clone() }
+
 }
 
 impl Iterator for Img {

src/lib.rs

@@ -8,8 +8,7 @@ pub mod action;
 pub mod store;
 pub mod renderer;
 pub mod sprite;
-pub mod test_obj;
-pub mod example_obj;
+pub mod test_object;
 pub mod img;
 pub mod button;
 pub mod scene_manager;
@@ -18,7 +17,7 @@ pub mod scene_manager;
 mod tests;
 
 /// "Front-end"-function of the dispatcher
-pub fn game_loop<'a>(mut disp: & mut dispatcher::Dispatcher<'a>, store_refs: Vec<&'a mut store::Store<'a>>) {
+pub fn game_loop<'a>(disp: & mut dispatcher::Dispatcher<'a>, store_refs: Vec<&'a mut store::Store<'a>>) {
 
 		disp.enter_refs(store_refs);
 

src/renderer.rs

@@ -1,16 +1,13 @@
 extern crate sdl2;
 
-use std::string;
 use std::thread::sleep;
-use std::time::{Duration, Instant};
+use std::time::Duration;
 use std::vec::Vec;
 
 use sdl2::event::Event;
 use sdl2::EventPump;
 use sdl2::keyboard::Keycode;
 use sdl2::pixels::Color;
-use sdl2::pixels::PixelFormat;
-use sdl2::pixels::PixelFormatEnum;
 use sdl2::rect::Rect;
 use sdl2::render::Canvas;
 use sdl2::Sdl;
@@ -20,8 +17,6 @@ use sdl2::VideoSubsystem;
 use action::MenuSubAction;
 
 use super::action::Action;
-use super::dispatcher::Dispatcher;
-use super::dispatcher::MenuState;
 use super::img::Img;
 use super::store::ReceiveActionReturnOption;
 use super::store::Store;
@@ -33,6 +28,7 @@ pub struct Renderer {
 	video_subsystem: VideoSubsystem,
 	canvas: Canvas<Window>,
 	color_space: [Color; 15],
+	pixel_size: u32,
 }
 
 impl Renderer {
@@ -80,9 +76,11 @@ impl Renderer {
 			video_subsystem,
 			canvas,
 			color_space,
-		};
+			pixel_size: 8,
+		}
 	}
 
+	#[test]
 	pub fn test(&mut self, img: Img) -> bool {
 		print!("This is the Test function!\n");
 		self.canvas.set_draw_color(Color::RGB(0, 0, 0));
@@ -104,7 +102,7 @@ impl Renderer {
 	}
 
 	///Adds an image to the canvas in the desired location
-	pub fn add_to_canvas(&mut self, x: u8, y: u8, i: Img) {
+	pub fn add_to_canvas(&mut self, x: u32, y: u32, i: Img) {
 		let mask: u8 = 0b00001111;
 		let alpha_value: u8 = 15;
 
@@ -125,9 +123,17 @@ impl Renderer {
 					right order*/
 					let x_i32 = (x_img * 2) as i32 + x as i32 + (1 - i);
 					let y_i32 = y_img as i32 + y as i32;
-					let drawing_rect = Rect::new(8 * x_i32, 8 * y_i32, 8, 8);
-					self.canvas.fill_rect(drawing_rect);
-					self.canvas.draw_rect(drawing_rect);
+					let drawing_rect = Rect::new(self.pixel_size as i32 * x_i32, self.pixel_size as i32 * y_i32, self.pixel_size, self.pixel_size);
+
+					match self.canvas.fill_rect(drawing_rect) {
+						Ok(_) => {},
+						Err(e) => eprintln!("Could not fill shape:{}", e),
+					}
+
+					match self.canvas.draw_rect(drawing_rect) {
+						Ok(_) => {},
+						Err(e) => eprintln!("Could not draw shape:{}", e),
+					}
 				}
 			}
 		}
@@ -149,6 +155,13 @@ impl Renderer {
 		self.color_space = space;
 	}
 
+	pub fn get_canvas_size(&mut self) -> (u32, u32) {
+		match self.canvas.output_size() {
+			Ok(r) => (r.0, r.1),
+			_ => (0, 0)
+		}
+	}
+
 	/// This function is used for all user input (i.e. Mouse, Keyboard...)
 	fn handle_inputs(&mut self) -> Vec<Action> {
 		let mut out_vec: Vec<Action> = vec![];
@@ -160,7 +173,13 @@ impl Renderer {
 				Event::KeyDown { keycode: Some(Keycode::Escape), .. } => {
 					out_vec.push(Action::MenuAction(MenuSubAction::ChangeMenuStateAction));
 				}
-				//todo: maybe implement mouseaction here too
+				Event::KeyDown { scancode, ..} => {
+					match scancode {
+						Some(c) => out_vec.push(Action::KeyboardAction(c)),
+						None => {}
+					}
+				}
+				//maybe mouseaction will be implemented here too some day…
 				_ => {}
 			};
 		};
@@ -181,7 +200,7 @@ impl Renderer {
 				x, y, timestamp,
 				window_id, which, mouse_btn, clicks
 			} => {
-				out_vec.push(Action::MenuAction(MenuSubAction::ClickAction(x, y, mouse_btn)));
+				out_vec.push(Action::MenuAction(MenuSubAction::ClickAction(x, y, mouse_btn, self.pixel_size)));
 			}
 			_ => {}
 		};
@@ -205,9 +224,10 @@ impl<'a> Store<'a> for Renderer {
 				return ReceiveActionReturnOption::NoNewAction(self);
 			}
 			&Action::EndFrameAction => {
+				let size = self.get_canvas_size();
 				let mut out_vec = self.handle_inputs();
 				out_vec.push(Action::UpdateAction);
-				out_vec.push(Action::SendFrameAction);
+				out_vec.push(Action::SendFrameAction(size.0, size.1, self.pixel_size));
 				out_vec.push(Action::DrawAction(true));
 				return ReceiveActionReturnOption::NewAction(
 					out_vec,
@@ -239,3 +259,5 @@ impl<'a> Store<'a> for Renderer {
 		}
 	}
 }
+
+//todo: render layers?

src/scene_manager.rs

@@ -3,6 +3,7 @@ use sdl2::mouse::MouseButton;
 use action::{Action, MenuSubAction};
 use store;
 
+
 pub trait Scene<'a> {
 	//elements: vec<frame::game_obj::GameObj>
 	fn receive_menu_sub_action(&mut self, sub_action: &super::action::MenuSubAction) -> super::store::ReceiveMSAReturnOption;
@@ -26,15 +27,15 @@ impl<'a> Scene<'a> for MinimalScene {
 			super::action::MenuSubAction::DrawAction => {
 				return super::store::ReceiveMSAReturnOption::NewAction(
 					vec!(
-						self.button.send_frame(), //todo:hier testen
+						self.button.send_frame(),
 					),
 					self,
 				);
 			}
 
-			super::action::MenuSubAction::ClickAction(x, y, mouse_btn) => {
+			super::action::MenuSubAction::ClickAction(x, y, mouse_btn, pix_size) => {
 				match mouse_btn {
-					MouseButton::Left => match self.button.check_click(x, y) {
+					MouseButton::Left => match self.button.check_click(*x as u32, *y as u32, pix_size.clone()) {
 						Some(msa) => return super::store::ReceiveMSAReturnOption::NewAction(vec![msa], self),
 						None => return super::store::ReceiveMSAReturnOption::NoNewAction(self)
 					},
@@ -52,7 +53,7 @@ impl<'a> Scene<'a> for MinimalScene {
 /// Very similar to the dispatcher, the SceneManager supervises menus.
 pub struct SceneManager<'a> {
 	scenes: Option<Vec<Option<&'a mut Scene<'a>>>>,
-	//For an explaination of this look below. todo:better comment lol
+	// Works exactly lke the dispatchers store refs.
 	current_scene: usize,
 }
 
@@ -110,7 +111,7 @@ impl<'a> super::store::Store<'a> for SceneManager<'a> {
 				}
 
 				match self.scenes.take() {
-					//Psyche! Look at the similar function in dispatcher.
+					//As noted above, to understand this better look at the similar function in dispatcher.
 					Some(mut local_scenes) => {
 						for index in 0..local_scenes.len() {
 							match local_scenes[index].take() {
@@ -135,7 +136,7 @@ impl<'a> super::store::Store<'a> for SceneManager<'a> {
 						super::store::ReceiveActionReturnOption::NewAction(out_actions, false, self)
 					}
 					None => {
-						panic!("No scenes yet ( ͡° ͜ʖ ͡°)");
+						eprintln!("No scenes yet ( ͡° ͜ʖ ͡°)");
 						super::store::ReceiveActionReturnOption::NoNewAction(self)
 					}
 				}

src/sprite.rs

@@ -1,15 +1,11 @@
 use std::fs::File;
 use std::io::Read;
 
-use super::action::Action;
-use super::dispatcher::Dispatcher;
 use super::img::Img;
-use super::renderer::Renderer;
-use super::store::Store;
 
 pub struct Sprite {
 	///A sprite with animations (using the function animate)
-	pos: (u8, u8),
+	pos: (u32, u32),
 	frames: Vec<Img>,
 	anims: Vec<(usize, usize)>,
 	current_anim: usize,
@@ -20,7 +16,7 @@ pub struct Sprite {
 
 /// Wrapper for the Img struct that handles animations and location.
 impl Sprite {
-	pub fn new(pos: (u8, u8), frames: Vec<Img>, anims: Vec<(usize, usize)>, framerate: f64) -> Self {
+	pub fn new(pos: (u32, u32), frames: Vec<Img>, anims: Vec<(usize, usize)>, framerate: f64) -> Self {
 		Self {
 			pos,
 			frames,
@@ -46,16 +42,16 @@ impl Sprite {
 		}
 	}
 
-	pub fn get_pos(&self) -> (u8, u8) { return self.pos.clone(); }
+	pub fn get_pos(&self) -> (u32, u32) { return self.pos.clone() }
 
-	pub fn set_pos(&mut self, pos: (u8, u8)) { self.pos = pos }
+	pub fn set_pos(&mut self, pos: (u32, u32)) { self.pos = pos }
 
-	pub fn get_width(&self) -> i32 {
-		return self.get_current_frame().get_width().clone() as i32;
+	pub fn get_width(&self) -> u32 {
+		return self.get_current_frame().get_width().clone() as u32;
 	}
 
-	pub fn get_height(&self) -> i32 {
-		return self.get_current_frame().get_pixels().len() as i32 / *self.get_current_frame().get_width() as i32;
+	pub fn get_height(&self) -> u32 {
+		return 2 * (self.get_current_frame().get_length() / *self.get_current_frame().get_width()) as u32;
 	}
 
 	pub fn get_current_frame(&self) -> Img {
@@ -63,14 +59,17 @@ impl Sprite {
 	}
 
 	/// Wraps Img::new_from_file.
-	pub fn new_from_File(mut f: File, pix_per_frame: usize, pos: (u8, u8), anims: Vec<(usize, usize)>, framerate: f64) -> Self {
+	pub fn new_from_file(mut f: File, pix_per_frame: usize, pos: (u32, u32), anims: Vec<(usize, usize)>, framerate: f64) -> Self {
 		let mut width = 0;
 		let mut pixels = vec![];
 		let mut frames = vec![];
 		let real_pix_per_frame = pix_per_frame / 2;
 
 		let mut buf: Vec<u8> = vec![];
-		f.read_to_end(&mut buf);
+		match f.read_to_end(&mut buf) {
+			Ok(_) => {},
+			Err(e) => eprintln!("Could not read image buffer: {}", e),
+		}
 
 		if buf.len() < 4 {
 			return Self {
@@ -86,7 +85,7 @@ impl Sprite {
 
 		let mut ctr = 0;
 
-		for (num) in buf.iter() {
+		for num in buf.iter() {
 			if ctr >= 4 {
 				if (ctr - 4) % real_pix_per_frame == 0 {
 					pixels = vec![*num];
@@ -112,6 +111,6 @@ impl Sprite {
 			current_frame: 0,
 			dt_since_last_frame: 0.0,
 			framerate,
-		};
+		}
 	}
 }

src/store.rs

@@ -1,6 +1,5 @@
 use super::action::Action;
 use super::action::MenuSubAction;
-use super::dispatcher::Dispatcher;
 
 pub enum ReceiveActionReturnOption<'a> {
 	NoNewAction(&'a mut Store<'a>),

src/test_object.rs

@@ -1,16 +1,14 @@
-use action::{Action, MenuSubAction};
-use dispatcher::Dispatcher;
-use img::Img;
+use action::Action;
 use sprite::Sprite;
 use store::ReceiveActionReturnOption;
 use store::Store;
 
-pub struct TestObj {
+pub struct TestObject {
 	///A game object for testing
 	sprite: Option<Sprite>,
 }
 
-impl<'a> TestObj {
+impl<'a> TestObject {
 	pub fn new(sprite: Sprite) -> Self {
 		Self {
 			sprite: Some(sprite),
@@ -36,10 +34,10 @@ impl<'a> TestObj {
 	}
 }
 
-impl<'a> Store<'a> for TestObj {
+impl<'a> Store<'a> for TestObject {
 	fn receive_action(&'a mut self, action: &Action, dt: &f64) -> ReceiveActionReturnOption<'a> {
 		match action {
-			&Action::SendFrameAction => {
+			&Action::SendFrameAction(w, h, p) => {
 				return ReceiveActionReturnOption::NewAction(
 					vec!(
 						self.send_frame(dt.clone())

src/tests.rs

@@ -14,7 +14,7 @@ use action::MenuSubAction;
 use button::Button;
 use scene_manager::MinimalScene;
 use scene_manager::SceneManager;
-use test_obj::TestObj;
+use test_object::TestObj;
 
 use super::action::Action;
 use super::dispatcher::Dispatcher;
@@ -86,7 +86,7 @@ fn test_renderer() {
 
 	match File::open("./resources/test_img.u4i") {
 		Ok(f) => {
-			test_img = Img::new_from_File(f);
+			test_img = Img::new_from_file(f);
 		}
 		Err(e) => {
 			print!("{}", e);
@@ -104,7 +104,7 @@ fn test_sprites_and_menus() {
 
 	match File::open("./resources/test_sprite.u4i") {
 		Ok(f) => {
-			test_sprite = Sprite::new_from_File(
+			test_sprite = Sprite::new_from_file(
 				f,
 				16,
 				(0, 0),
@@ -121,7 +121,7 @@ fn test_sprites_and_menus() {
 
 	match File::open("./resources/exit_button.u4i") {
 		Ok(f) => {
-			button_sprite = Sprite::new_from_File(
+			button_sprite = Sprite::new_from_file(
 				f,
 				133,
 				(0, 0),