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Merge pull request #559 from Luke-Nukem/master
For review: implementing `mouse_state()`
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| extern crate sdl2; | ||
| use std::path::Path; | ||
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| use sdl2::event::Event; | ||
| use sdl2::keyboard::Keycode; | ||
| use sdl2::rect::Rect; | ||
| use sdl2::rect::Point; | ||
| use std::time::Duration; | ||
|
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| fn main() { | ||
| let sdl_context = sdl2::init().unwrap(); | ||
| let video_subsystem = sdl_context.video().unwrap(); | ||
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| let window = video_subsystem.window("SDL2", 640, 480) | ||
| .position_centered().build().unwrap(); | ||
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| let mut renderer = window.renderer() | ||
| .accelerated().build().unwrap(); | ||
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| renderer.set_draw_color(sdl2::pixels::Color::RGBA(0,0,0,255)); | ||
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| let mut timer = sdl_context.timer().unwrap(); | ||
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| let mut event_pump = sdl_context.event_pump().unwrap(); | ||
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| let temp_surface = sdl2::surface::Surface::load_bmp(Path::new("assets/animate.bmp")).unwrap(); | ||
| let texture = renderer.create_texture_from_surface(&temp_surface).unwrap(); | ||
| let texture_query = texture.query(); | ||
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| let mut center = Point::new(320,240); | ||
| let mut source_rect = Rect::new(0, 0, 128, 82); | ||
| let mut dest_rect = Rect::new(0,0, 128, 82); | ||
| dest_rect.center_on(center); | ||
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| let mut running = true; | ||
| while running { | ||
| for event in event_pump.poll_iter() { | ||
| match event { | ||
| Event::Quit {..} | Event::KeyDown {keycode: Some(Keycode::Escape), ..} => { | ||
| running = false; | ||
| }, | ||
| _ => {} | ||
| } | ||
| } | ||
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| let ticks = timer.ticks(); | ||
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| source_rect.set_x((128 * ((ticks / 100) % 6) ) as i32); | ||
| renderer.clear(); | ||
| renderer.copy_ex(&texture, Some(source_rect), Some(dest_rect), 10.0, None, true, false); | ||
| renderer.present(); | ||
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| std::thread::sleep(Duration::from_millis(100)); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| extern crate sdl2; | ||
|
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| use sdl2::event::Event; | ||
| use sdl2::mouse::MouseButton; | ||
| use std::collections::HashSet; | ||
| use std::time::Duration; | ||
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| pub fn main() { | ||
| let sdl_context = sdl2::init().unwrap(); | ||
| let video_subsystem = sdl_context.video().unwrap(); | ||
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| let _window = video_subsystem.window("Mouse", 800, 600) | ||
| .position_centered() | ||
| .build() | ||
| .unwrap(); | ||
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| let mut events = sdl_context.event_pump().unwrap(); | ||
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| let mut prev_buttons = HashSet::new(); | ||
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| 'running: loop { | ||
| for event in events.poll_iter() { | ||
| match event { | ||
| Event::Quit {..} => break 'running, | ||
| _ => () | ||
| } | ||
| } | ||
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| // get a mouse state | ||
| let state = events.mouse_state(); | ||
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| // Create a set of pressed Keys. | ||
| let buttons = state.pressed_mouse_buttons().collect(); | ||
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| // Get the difference between the new and old sets. | ||
| let new_buttons = &buttons - &prev_buttons; | ||
| let old_buttons = &prev_buttons - &buttons; | ||
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| if !new_buttons.is_empty() || !old_buttons.is_empty() { | ||
| println!("X = {:?}, Y = {:?} : {:?} -> {:?}", state.x(), state.y(), new_buttons, old_buttons); | ||
| } | ||
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| prev_buttons = buttons; | ||
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| std::thread::sleep(Duration::from_millis(100)); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,39 @@ | ||
| extern crate sdl2; | ||
|
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| use sdl2::event::Event; | ||
| use sdl2::mouse::MouseButton; | ||
| use std::time::Duration; | ||
|
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| pub fn main() { | ||
| let sdl_context = sdl2::init().unwrap(); | ||
| let video_subsystem = sdl_context.video().unwrap(); | ||
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| let _window = video_subsystem.window("Mouse", 800, 600) | ||
| .position_centered() | ||
| .build() | ||
| .unwrap(); | ||
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| let mut events = sdl_context.event_pump().unwrap(); | ||
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| let mut state = events.relative_mouse_state(); | ||
| let mut old_x = 0; | ||
| let mut old_y = 0; | ||
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| 'running: loop { | ||
| for event in events.poll_iter() { | ||
| match event { | ||
| Event::Quit {..} => break 'running, | ||
| _ => () | ||
| } | ||
| } | ||
|
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| // get a mouse state using mouse_state() so as not to call | ||
| // relative_mouse_state() twice and get a false position reading | ||
| if events.mouse_state().is_mouse_button_pressed(MouseButton::Left) { | ||
| state = events.relative_mouse_state(); | ||
| println!("Relative - X = {:?}, Y = {:?}", state.x(), state.y()); | ||
| } | ||
|
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| std::thread::sleep(Duration::from_millis(100)); | ||
| } | ||
| } |
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