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use crate::Context;
use crate::sapp::{self, sapp_keycode, sapp_mousebutton};
#[derive(Debug, Copy, Clone, PartialEq, Hash, Eq)]
pub enum MouseButton {
Right,
Left,
Middle,
Unknown,
}
#[derive(Debug, Copy, Clone)]
pub struct Touch {
pub id: u32,
pub x: f32,
pub y: f32,
}
impl From<sapp_mousebutton> for MouseButton {
fn from(btn: sapp_mousebutton) -> MouseButton {
match btn {
sapp::sapp_mousebutton_SAPP_MOUSEBUTTON_LEFT => MouseButton::Left,
sapp::sapp_mousebutton_SAPP_MOUSEBUTTON_RIGHT => MouseButton::Right,
sapp::sapp_mousebutton_SAPP_MOUSEBUTTON_MIDDLE => MouseButton::Middle,
_ => MouseButton::Unknown,
}
}
}
#[derive(Debug, Copy, Clone, PartialEq, Hash, Eq)]
#[repr(u32)]
pub enum KeyCode {
Space,
Apostrophe,
Comma,
Minus,
Period,
Slash,
Key0,
Key1,
Key2,
Key3,
Key4,
Key5,
Key6,
Key7,
Key8,
Key9,
Semicolon,
Equal,
A,
B,
C,
D,
E,
F,
G,
H,
I,
J,
K,
L,
M,
N,
O,
P,
Q,
R,
S,
T,
U,
V,
W,
X,
Y,
Z,
LeftBracket,
Backslash,
RightBracket,
GraveAccent,
World1,
World2,
Escape,
Enter,
Tab,
Backspace,
Insert,
Delete,
Right,
Left,
Down,
Up,
PageUp,
PageDown,
Home,
End,
CapsLock,
ScrollLock,
NumLock,
PrintScreen,
Pause,
F1,
F2,
F3,
F4,
F5,
F6,
F7,
F8,
F9,
F10,
F11,
F12,
F13,
F14,
F15,
F16,
F17,
F18,
F19,
F20,
F21,
F22,
F23,
F24,
F25,
Kp0,
Kp1,
Kp2,
Kp3,
Kp4,
Kp5,
Kp6,
Kp7,
Kp8,
Kp9,
KpDecimal,
KpDivide,
KpMultiply,
KpSubtract,
KpAdd,
KpEnter,
KpEqual,
LeftShift,
LeftControl,
LeftAlt,
LeftSuper,
RightShift,
RightControl,
RightAlt,
RightSuper,
Menu,
Unknown,
}
impl From<sapp_keycode> for KeyCode {
fn from(key_code: sapp_keycode) -> KeyCode {
match key_code {
sapp::sapp_keycode_SAPP_KEYCODE_SPACE => KeyCode::Space,
sapp::sapp_keycode_SAPP_KEYCODE_APOSTROPHE => KeyCode::Apostrophe,
sapp::sapp_keycode_SAPP_KEYCODE_COMMA => KeyCode::Comma,
sapp::sapp_keycode_SAPP_KEYCODE_MINUS => KeyCode::Minus,
sapp::sapp_keycode_SAPP_KEYCODE_PERIOD => KeyCode::Period,
sapp::sapp_keycode_SAPP_KEYCODE_SLASH => KeyCode::Slash,
sapp::sapp_keycode_SAPP_KEYCODE_0 => KeyCode::Key0,
sapp::sapp_keycode_SAPP_KEYCODE_1 => KeyCode::Key1,
sapp::sapp_keycode_SAPP_KEYCODE_2 => KeyCode::Key2,
sapp::sapp_keycode_SAPP_KEYCODE_3 => KeyCode::Key3,
sapp::sapp_keycode_SAPP_KEYCODE_4 => KeyCode::Key4,
sapp::sapp_keycode_SAPP_KEYCODE_5 => KeyCode::Key5,
sapp::sapp_keycode_SAPP_KEYCODE_6 => KeyCode::Key6,
sapp::sapp_keycode_SAPP_KEYCODE_7 => KeyCode::Key7,
sapp::sapp_keycode_SAPP_KEYCODE_8 => KeyCode::Key8,
sapp::sapp_keycode_SAPP_KEYCODE_9 => KeyCode::Key9,
sapp::sapp_keycode_SAPP_KEYCODE_SEMICOLON => KeyCode::Semicolon,
sapp::sapp_keycode_SAPP_KEYCODE_EQUAL => KeyCode::Equal,
sapp::sapp_keycode_SAPP_KEYCODE_A => KeyCode::A,
sapp::sapp_keycode_SAPP_KEYCODE_B => KeyCode::B,
sapp::sapp_keycode_SAPP_KEYCODE_C => KeyCode::C,
sapp::sapp_keycode_SAPP_KEYCODE_D => KeyCode::D,
sapp::sapp_keycode_SAPP_KEYCODE_E => KeyCode::E,
sapp::sapp_keycode_SAPP_KEYCODE_F => KeyCode::F,
sapp::sapp_keycode_SAPP_KEYCODE_G => KeyCode::G,
sapp::sapp_keycode_SAPP_KEYCODE_H => KeyCode::H,
sapp::sapp_keycode_SAPP_KEYCODE_I => KeyCode::I,
sapp::sapp_keycode_SAPP_KEYCODE_J => KeyCode::J,
sapp::sapp_keycode_SAPP_KEYCODE_K => KeyCode::K,
sapp::sapp_keycode_SAPP_KEYCODE_L => KeyCode::L,
sapp::sapp_keycode_SAPP_KEYCODE_M => KeyCode::M,
sapp::sapp_keycode_SAPP_KEYCODE_N => KeyCode::N,
sapp::sapp_keycode_SAPP_KEYCODE_O => KeyCode::O,
sapp::sapp_keycode_SAPP_KEYCODE_P => KeyCode::P,
sapp::sapp_keycode_SAPP_KEYCODE_Q => KeyCode::Q,
sapp::sapp_keycode_SAPP_KEYCODE_R => KeyCode::R,
sapp::sapp_keycode_SAPP_KEYCODE_S => KeyCode::S,
sapp::sapp_keycode_SAPP_KEYCODE_T => KeyCode::T,
sapp::sapp_keycode_SAPP_KEYCODE_U => KeyCode::U,
sapp::sapp_keycode_SAPP_KEYCODE_V => KeyCode::V,
sapp::sapp_keycode_SAPP_KEYCODE_W => KeyCode::W,
sapp::sapp_keycode_SAPP_KEYCODE_X => KeyCode::X,
sapp::sapp_keycode_SAPP_KEYCODE_Y => KeyCode::Y,
sapp::sapp_keycode_SAPP_KEYCODE_Z => KeyCode::Z,
sapp::sapp_keycode_SAPP_KEYCODE_LEFT_BRACKET => KeyCode::LeftBracket,
sapp::sapp_keycode_SAPP_KEYCODE_BACKSLASH => KeyCode::Backslash,
sapp::sapp_keycode_SAPP_KEYCODE_RIGHT_BRACKET => KeyCode::RightBracket,
sapp::sapp_keycode_SAPP_KEYCODE_GRAVE_ACCENT => KeyCode::GraveAccent,
sapp::sapp_keycode_SAPP_KEYCODE_WORLD_1 => KeyCode::World1,
sapp::sapp_keycode_SAPP_KEYCODE_WORLD_2 => KeyCode::World2,
sapp::sapp_keycode_SAPP_KEYCODE_ESCAPE => KeyCode::Escape,
sapp::sapp_keycode_SAPP_KEYCODE_ENTER => KeyCode::Enter,
sapp::sapp_keycode_SAPP_KEYCODE_TAB => KeyCode::Tab,
sapp::sapp_keycode_SAPP_KEYCODE_BACKSPACE => KeyCode::Backspace,
sapp::sapp_keycode_SAPP_KEYCODE_INSERT => KeyCode::Insert,
sapp::sapp_keycode_SAPP_KEYCODE_DELETE => KeyCode::Delete,
sapp::sapp_keycode_SAPP_KEYCODE_RIGHT => KeyCode::Right,
sapp::sapp_keycode_SAPP_KEYCODE_LEFT => KeyCode::Left,
sapp::sapp_keycode_SAPP_KEYCODE_DOWN => KeyCode::Down,
sapp::sapp_keycode_SAPP_KEYCODE_UP => KeyCode::Up,
sapp::sapp_keycode_SAPP_KEYCODE_PAGE_UP => KeyCode::PageUp,
sapp::sapp_keycode_SAPP_KEYCODE_PAGE_DOWN => KeyCode::PageDown,
sapp::sapp_keycode_SAPP_KEYCODE_HOME => KeyCode::Home,
sapp::sapp_keycode_SAPP_KEYCODE_END => KeyCode::End,
sapp::sapp_keycode_SAPP_KEYCODE_CAPS_LOCK => KeyCode::CapsLock,
sapp::sapp_keycode_SAPP_KEYCODE_SCROLL_LOCK => KeyCode::ScrollLock,
sapp::sapp_keycode_SAPP_KEYCODE_NUM_LOCK => KeyCode::NumLock,
sapp::sapp_keycode_SAPP_KEYCODE_PRINT_SCREEN => KeyCode::PrintScreen,
sapp::sapp_keycode_SAPP_KEYCODE_PAUSE => KeyCode::Pause,
sapp::sapp_keycode_SAPP_KEYCODE_F1 => KeyCode::F1,
sapp::sapp_keycode_SAPP_KEYCODE_F2 => KeyCode::F2,
sapp::sapp_keycode_SAPP_KEYCODE_F3 => KeyCode::F3,
sapp::sapp_keycode_SAPP_KEYCODE_F4 => KeyCode::F4,
sapp::sapp_keycode_SAPP_KEYCODE_F5 => KeyCode::F5,
sapp::sapp_keycode_SAPP_KEYCODE_F6 => KeyCode::F6,
sapp::sapp_keycode_SAPP_KEYCODE_F7 => KeyCode::F7,
sapp::sapp_keycode_SAPP_KEYCODE_F8 => KeyCode::F8,
sapp::sapp_keycode_SAPP_KEYCODE_F9 => KeyCode::F9,
sapp::sapp_keycode_SAPP_KEYCODE_F10 => KeyCode::F10,
sapp::sapp_keycode_SAPP_KEYCODE_F11 => KeyCode::F11,
sapp::sapp_keycode_SAPP_KEYCODE_F12 => KeyCode::F12,
sapp::sapp_keycode_SAPP_KEYCODE_F13 => KeyCode::F13,
sapp::sapp_keycode_SAPP_KEYCODE_F14 => KeyCode::F14,
sapp::sapp_keycode_SAPP_KEYCODE_F15 => KeyCode::F15,
sapp::sapp_keycode_SAPP_KEYCODE_F16 => KeyCode::F16,
sapp::sapp_keycode_SAPP_KEYCODE_F17 => KeyCode::F17,
sapp::sapp_keycode_SAPP_KEYCODE_F18 => KeyCode::F18,
sapp::sapp_keycode_SAPP_KEYCODE_F19 => KeyCode::F19,
sapp::sapp_keycode_SAPP_KEYCODE_F20 => KeyCode::F20,
sapp::sapp_keycode_SAPP_KEYCODE_F21 => KeyCode::F21,
sapp::sapp_keycode_SAPP_KEYCODE_F22 => KeyCode::F22,
sapp::sapp_keycode_SAPP_KEYCODE_F23 => KeyCode::F23,
sapp::sapp_keycode_SAPP_KEYCODE_F24 => KeyCode::F24,
sapp::sapp_keycode_SAPP_KEYCODE_F25 => KeyCode::F25,
sapp::sapp_keycode_SAPP_KEYCODE_KP_0 => KeyCode::Kp0,
sapp::sapp_keycode_SAPP_KEYCODE_KP_1 => KeyCode::Kp1,
sapp::sapp_keycode_SAPP_KEYCODE_KP_2 => KeyCode::Kp2,
sapp::sapp_keycode_SAPP_KEYCODE_KP_3 => KeyCode::Kp3,
sapp::sapp_keycode_SAPP_KEYCODE_KP_4 => KeyCode::Kp4,
sapp::sapp_keycode_SAPP_KEYCODE_KP_5 => KeyCode::Kp5,
sapp::sapp_keycode_SAPP_KEYCODE_KP_6 => KeyCode::Kp6,
sapp::sapp_keycode_SAPP_KEYCODE_KP_7 => KeyCode::Kp7,
sapp::sapp_keycode_SAPP_KEYCODE_KP_8 => KeyCode::Kp8,
sapp::sapp_keycode_SAPP_KEYCODE_KP_9 => KeyCode::Kp9,
sapp::sapp_keycode_SAPP_KEYCODE_KP_DECIMAL => KeyCode::KpDecimal,
sapp::sapp_keycode_SAPP_KEYCODE_KP_DIVIDE => KeyCode::KpDivide,
sapp::sapp_keycode_SAPP_KEYCODE_KP_MULTIPLY => KeyCode::KpMultiply,
sapp::sapp_keycode_SAPP_KEYCODE_KP_SUBTRACT => KeyCode::KpSubtract,
sapp::sapp_keycode_SAPP_KEYCODE_KP_ADD => KeyCode::KpAdd,
sapp::sapp_keycode_SAPP_KEYCODE_KP_ENTER => KeyCode::KpEnter,
sapp::sapp_keycode_SAPP_KEYCODE_KP_EQUAL => KeyCode::KpEqual,
sapp::sapp_keycode_SAPP_KEYCODE_LEFT_SHIFT => KeyCode::LeftShift,
sapp::sapp_keycode_SAPP_KEYCODE_LEFT_CONTROL => KeyCode::LeftControl,
sapp::sapp_keycode_SAPP_KEYCODE_LEFT_ALT => KeyCode::LeftAlt,
sapp::sapp_keycode_SAPP_KEYCODE_LEFT_SUPER => KeyCode::LeftSuper,
sapp::sapp_keycode_SAPP_KEYCODE_RIGHT_SHIFT => KeyCode::RightShift,
sapp::sapp_keycode_SAPP_KEYCODE_RIGHT_CONTROL => KeyCode::RightControl,
sapp::sapp_keycode_SAPP_KEYCODE_RIGHT_ALT => KeyCode::RightAlt,
sapp::sapp_keycode_SAPP_KEYCODE_RIGHT_SUPER => KeyCode::RightSuper,
sapp::sapp_keycode_SAPP_KEYCODE_MENU => KeyCode::Menu,
_ => KeyCode::Unknown,
}
}
}
#[derive(Debug, Copy, Clone, PartialEq, Default)]
pub struct KeyMods {
pub shift: bool,
pub ctrl: bool,
pub alt: bool,
pub logo: bool,
}
impl From<u32> for KeyMods {
fn from(value: u32) -> KeyMods {
let mut key_mods = KeyMods::default();
if value & sapp::SAPP_MODIFIER_SHIFT != 0 {
key_mods.shift = true;
}
if value & sapp::SAPP_MODIFIER_CTRL != 0 {
key_mods.ctrl = true;
}
if value & sapp::SAPP_MODIFIER_ALT != 0 {
key_mods.alt = true;
}
if value & sapp::SAPP_MODIFIER_SUPER != 0 {
key_mods.logo = true;
}
key_mods
}
}
#[derive(Debug, Hash, PartialEq, Eq, Clone, Copy)]
pub enum TouchPhase {
Started,
Moved,
Ended,
Cancelled,
}
impl From<u32> for TouchPhase {
fn from(event: u32) -> TouchPhase {
match event {
sapp::sapp_event_type_SAPP_EVENTTYPE_TOUCHES_BEGAN => TouchPhase::Started,
sapp::sapp_event_type_SAPP_EVENTTYPE_TOUCHES_ENDED => TouchPhase::Ended,
sapp::sapp_event_type_SAPP_EVENTTYPE_TOUCHES_CANCELLED => TouchPhase::Cancelled,
sapp::sapp_event_type_SAPP_EVENTTYPE_TOUCHES_MOVED => TouchPhase::Moved,
_ => unreachable!(),
}
}
}
/// A trait defining event callbacks.
pub trait EventHandler {
fn update(&mut self, _ctx: &mut Context);
fn draw(&mut self, _ctx: &mut Context);
fn resize_event(&mut self, _ctx: &mut Context, _width: f32, _height: f32) {}
fn mouse_motion_event(&mut self, _ctx: &mut Context, _x: f32, _y: f32) {}
fn mouse_wheel_event(&mut self, _ctx: &mut Context, _x: f32, _y: f32) {}
fn mouse_button_down_event(
&mut self,
_ctx: &mut Context,
_button: MouseButton,
_x: f32,
_y: f32,
) {
}
fn mouse_button_up_event(
&mut self,
_ctx: &mut Context,
_button: MouseButton,
_x: f32,
_y: f32,
) {
}
fn char_event(
&mut self,
_ctx: &mut Context,
_character: char,
_keymods: KeyMods,
_repeat: bool,
) {
}
fn key_down_event(
&mut self,
_ctx: &mut Context,
_keycode: KeyCode,
_keymods: KeyMods,
_repeat: bool,
) {
}
fn key_up_event(&mut self, _ctx: &mut Context, _keycode: KeyCode, _keymods: KeyMods) {}
/// Default implementation emulates mouse clicks
fn touch_event(&mut self, ctx: &mut Context, phase: TouchPhase, _id: u64, x: f32, y: f32) {
if phase == TouchPhase::Started {
self.mouse_button_down_event(ctx, MouseButton::Left, x, y);
}
if phase == TouchPhase::Ended {
self.mouse_button_up_event(ctx, MouseButton::Left, x, y);
}
if phase == TouchPhase::Moved {
self.mouse_motion_event(ctx, x, y);
}
}
/// Represents raw hardware mouse motion event
/// Note that these events are delivered regardless of input focus and not in pixels, but in
/// hardware units instead. And those units may be different from pixels depending on the target platform
fn raw_mouse_motion(&mut self, _ctx: &mut Context, _dx: f32, _dy: f32) {}
/// This event is sent when the userclicks the window's close button
/// or application code calls the ctx.request_quit() function. The event
/// handler callback code can handle this event by calling
/// ctx.cancel_quit() to cancel the quit.
/// If the event is ignored, the application will quit as usual.
fn quit_requested_event(&mut self, _ctx: &mut Context) {}
}
/// A trait defining event callbacks.
/// Used for miniquad's setup with user-owned Context.
/// The only difference from EventHandler - will not receive "&mut Context"
pub trait EventHandlerFree {
fn update(&mut self);
fn draw(&mut self);
fn resize_event(&mut self, _width: f32, _height: f32) {}
fn mouse_motion_event(&mut self, _x: f32, _y: f32) {}
fn mouse_wheel_event(&mut self, _x: f32, _y: f32) {}
fn mouse_button_down_event(&mut self, _button: MouseButton, _x: f32, _y: f32) {}
fn mouse_button_up_event(&mut self, _button: MouseButton, _x: f32, _y: f32) {}
fn char_event(&mut self, _character: char, _keymods: KeyMods, _repeat: bool) {}
fn key_down_event(&mut self, _keycode: KeyCode, _keymods: KeyMods, _repeat: bool) {}
fn key_up_event(&mut self, _keycode: KeyCode, _keymods: KeyMods) {}
/// Default implementation emulates mouse clicks
fn touch_event(&mut self, phase: TouchPhase, _id: u64, x: f32, y: f32) {
if phase == TouchPhase::Started {
self.mouse_button_down_event(MouseButton::Left, x, y);
}
if phase == TouchPhase::Ended {
self.mouse_button_up_event(MouseButton::Left, x, y);
}
if phase == TouchPhase::Moved {
self.mouse_motion_event(x, y);
}
}
/// Represents raw hardware mouse motion event
/// Note that these events are delivered regardless of input focus and not in pixels, but in
/// hardware units instead. And those units may be different from pixels depending on the target platform
fn raw_mouse_motion(&mut self, _dx: f32, _dy: f32) {}
/// This event is sent when the userclicks the window's close button
/// or application code calls the ctx.request_quit() function. The event
/// handler callback code can handle this event by calling
/// ctx.cancel_quit() to cancel the quit.
/// If the event is ignored, the application will quit as usual.
fn quit_requested_event(&mut self) {}
}