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This commit is contained in:
Pierre Krieger 2015-04-24 09:51:23 +02:00
parent c1af76550f
commit 3ad7f9a584
27 changed files with 42 additions and 15 deletions
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136
src/api/cocoa/event.rs Normal file
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use events;
pub fn vkeycode_to_element(code: u16) -> Option<events::VirtualKeyCode> {
Some(match code {
0x00 => events::VirtualKeyCode::A,
0x01 => events::VirtualKeyCode::S,
0x02 => events::VirtualKeyCode::D,
0x03 => events::VirtualKeyCode::F,
0x04 => events::VirtualKeyCode::H,
0x05 => events::VirtualKeyCode::G,
0x06 => events::VirtualKeyCode::Z,
0x07 => events::VirtualKeyCode::X,
0x08 => events::VirtualKeyCode::C,
0x09 => events::VirtualKeyCode::V,
//0x0a => World 1,
0x0b => events::VirtualKeyCode::B,
0x0c => events::VirtualKeyCode::Q,
0x0d => events::VirtualKeyCode::W,
0x0e => events::VirtualKeyCode::E,
0x0f => events::VirtualKeyCode::R,
0x10 => events::VirtualKeyCode::Y,
0x11 => events::VirtualKeyCode::T,
0x12 => events::VirtualKeyCode::Key1,
0x13 => events::VirtualKeyCode::Key2,
0x14 => events::VirtualKeyCode::Key3,
0x15 => events::VirtualKeyCode::Key4,
0x16 => events::VirtualKeyCode::Key6,
0x17 => events::VirtualKeyCode::Key5,
0x18 => events::VirtualKeyCode::Equals,
0x19 => events::VirtualKeyCode::Key9,
0x1a => events::VirtualKeyCode::Key7,
0x1b => events::VirtualKeyCode::Minus,
0x1c => events::VirtualKeyCode::Key8,
0x1d => events::VirtualKeyCode::Key0,
0x1e => events::VirtualKeyCode::RBracket,
0x1f => events::VirtualKeyCode::O,
0x20 => events::VirtualKeyCode::U,
0x21 => events::VirtualKeyCode::LBracket,
0x22 => events::VirtualKeyCode::I,
0x23 => events::VirtualKeyCode::P,
0x24 => events::VirtualKeyCode::Return,
0x25 => events::VirtualKeyCode::L,
0x26 => events::VirtualKeyCode::J,
0x27 => events::VirtualKeyCode::Apostrophe,
0x28 => events::VirtualKeyCode::K,
0x29 => events::VirtualKeyCode::Semicolon,
0x2a => events::VirtualKeyCode::Backslash,
0x2b => events::VirtualKeyCode::Comma,
0x2c => events::VirtualKeyCode::Slash,
0x2d => events::VirtualKeyCode::N,
0x2e => events::VirtualKeyCode::M,
0x2f => events::VirtualKeyCode::Period,
0x30 => events::VirtualKeyCode::Tab,
0x31 => events::VirtualKeyCode::Space,
0x32 => events::VirtualKeyCode::Grave,
0x33 => events::VirtualKeyCode::Back,
//0x34 => unkown,
0x35 => events::VirtualKeyCode::Escape,
0x36 => events::VirtualKeyCode::RWin,
0x37 => events::VirtualKeyCode::LWin,
0x38 => events::VirtualKeyCode::LShift,
//0x39 => Caps lock,
//0x3a => Left alt,
0x3b => events::VirtualKeyCode::LControl,
0x3c => events::VirtualKeyCode::RShift,
//0x3d => Right alt,
0x3e => events::VirtualKeyCode::RControl,
//0x3f => Fn key,
//0x40 => F17 Key,
0x41 => events::VirtualKeyCode::Decimal,
//0x42 -> unkown,
0x43 => events::VirtualKeyCode::Multiply,
//0x44 => unkown,
0x45 => events::VirtualKeyCode::Add,
//0x46 => unkown,
0x47 => events::VirtualKeyCode::Numlock,
//0x48 => KeypadClear,
0x49 => events::VirtualKeyCode::VolumeUp,
0x4a => events::VirtualKeyCode::VolumeDown,
0x4b => events::VirtualKeyCode::Divide,
0x4c => events::VirtualKeyCode::NumpadEnter,
//0x4d => unkown,
0x4e => events::VirtualKeyCode::Subtract,
//0x4f => F18 key,
//0x50 => F19 Key,
0x51 => events::VirtualKeyCode::NumpadEquals,
0x52 => events::VirtualKeyCode::Numpad0,
0x53 => events::VirtualKeyCode::Numpad1,
0x54 => events::VirtualKeyCode::Numpad2,
0x55 => events::VirtualKeyCode::Numpad3,
0x56 => events::VirtualKeyCode::Numpad4,
0x57 => events::VirtualKeyCode::Numpad5,
0x58 => events::VirtualKeyCode::Numpad6,
0x59 => events::VirtualKeyCode::Numpad7,
//0x5a => F20 Key,
0x5b => events::VirtualKeyCode::Numpad8,
0x5c => events::VirtualKeyCode::Numpad9,
//0x5d => unkown,
//0x5e => unkown,
//0x5f => unkown,
0x60 => events::VirtualKeyCode::F5,
0x61 => events::VirtualKeyCode::F6,
0x62 => events::VirtualKeyCode::F7,
0x63 => events::VirtualKeyCode::F3,
0x64 => events::VirtualKeyCode::F8,
0x65 => events::VirtualKeyCode::F9,
//0x66 => unkown,
0x67 => events::VirtualKeyCode::F11,
//0x68 => unkown,
0x69 => events::VirtualKeyCode::F13,
//0x6a => F16 Key,
0x6b => events::VirtualKeyCode::F14,
//0x6c => unkown,
0x6d => events::VirtualKeyCode::F10,
//0x6e => unkown,
0x6f => events::VirtualKeyCode::F12,
//0x70 => unkown,
0x71 => events::VirtualKeyCode::F15,
0x72 => events::VirtualKeyCode::Insert,
0x73 => events::VirtualKeyCode::Home,
0x74 => events::VirtualKeyCode::PageUp,
0x75 => events::VirtualKeyCode::Delete,
0x76 => events::VirtualKeyCode::F4,
0x77 => events::VirtualKeyCode::End,
0x78 => events::VirtualKeyCode::F2,
0x79 => events::VirtualKeyCode::PageDown,
0x7a => events::VirtualKeyCode::F1,
0x7b => events::VirtualKeyCode::Left,
0x7c => events::VirtualKeyCode::Right,
0x7d => events::VirtualKeyCode::Down,
0x7e => events::VirtualKeyCode::Up,
//0x7f => unkown,
_ => return None,
})
}

110
src/api/cocoa/headless.rs Normal file
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use CreationError;
use CreationError::OsError;
use BuilderAttribs;
use libc;
use std::ptr;
use core_foundation::base::TCFType;
use core_foundation::string::CFString;
use core_foundation::bundle::{CFBundleGetBundleWithIdentifier, CFBundleGetFunctionPointerForName};
use cocoa::base::{id, nil};
use cocoa::appkit::*;
mod gl {
include!(concat!(env!("OUT_DIR"), "/gl_bindings.rs"));
}
static mut framebuffer: u32 = 0;
static mut texture: u32 = 0;
pub struct HeadlessContext {
width: u32,
height: u32,
context: id,
}
impl HeadlessContext {
pub fn new(builder: BuilderAttribs) -> Result<HeadlessContext, CreationError> {
let (width, height) = builder.dimensions.unwrap_or((1024, 768));
let context = unsafe {
let attributes = [
NSOpenGLPFAAccelerated as u32,
NSOpenGLPFAAllowOfflineRenderers as u32,
NSOpenGLPFADoubleBuffer as u32,
0
];
let pixelformat = NSOpenGLPixelFormat::alloc(nil).initWithAttributes_(&attributes);
if pixelformat == nil {
return Err(OsError(format!("Could not create the pixel format")));
}
let context = NSOpenGLContext::alloc(nil).initWithFormat_shareContext_(pixelformat, nil);
if context == nil {
return Err(OsError(format!("Could not create the rendering context")));
}
context
};
let headless = HeadlessContext {
width: width,
height: height,
context: context,
};
// Load the function pointers as we need them to create the FBO
gl::load_with(|s| headless.get_proc_address(s) as *const libc::c_void);
Ok(headless)
}
pub unsafe fn make_current(&self) {
self.context.makeCurrentContext();
gl::GenFramebuffersEXT(1, &mut framebuffer);
gl::BindFramebufferEXT(gl::FRAMEBUFFER_EXT, framebuffer);
gl::GenTextures(1, &mut texture);
gl::BindTexture(gl::TEXTURE_2D, texture);
gl::TexParameteri(gl::TEXTURE_2D, gl::TEXTURE_MAG_FILTER, gl::LINEAR as i32);
gl::TexParameteri(gl::TEXTURE_2D, gl::TEXTURE_MIN_FILTER, gl::LINEAR as i32);
gl::TexImage2D(gl::TEXTURE_2D, 0, gl::RGBA8 as i32, self.width as i32, self.height as i32,
0, gl::RGBA, gl::UNSIGNED_BYTE, ptr::null());
gl::FramebufferTexture2DEXT(gl::FRAMEBUFFER_EXT, gl::COLOR_ATTACHMENT0_EXT,
gl::TEXTURE_2D, texture, 0);
let status = gl::CheckFramebufferStatusEXT(gl::FRAMEBUFFER_EXT);
if status != gl::FRAMEBUFFER_COMPLETE_EXT {
panic!("Error while creating the framebuffer");
}
}
pub fn is_current(&self) -> bool {
unimplemented!()
}
pub fn get_proc_address(&self, _addr: &str) -> *const () {
let symbol_name: CFString = _addr.parse().unwrap();
let framework_name: CFString = "com.apple.opengl".parse().unwrap();
let framework = unsafe {
CFBundleGetBundleWithIdentifier(framework_name.as_concrete_TypeRef())
};
let symbol = unsafe {
CFBundleGetFunctionPointerForName(framework, symbol_name.as_concrete_TypeRef())
};
symbol as *const ()
}
pub fn get_api(&self) -> ::Api {
::Api::OpenGl
}
}
unsafe impl Send for HeadlessContext {}
unsafe impl Sync for HeadlessContext {}
impl Drop for HeadlessContext {
fn drop(&mut self) {
unsafe {
gl::DeleteTextures(1, &texture);
gl::DeleteFramebuffersEXT(1, &framebuffer);
}
}
}

741
src/api/cocoa/mod.rs Normal file
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#![cfg(target_os = "macos")]
#[cfg(feature = "headless")]
pub use self::headless::HeadlessContext;
use {CreationError, Event, MouseCursor, CursorState};
use CreationError::OsError;
use libc;
use Api;
use BuilderAttribs;
use GlRequest;
use PixelFormat;
use native_monitor::NativeMonitorId;
use objc::runtime::{Class, Object, Sel, BOOL, YES, NO};
use objc::declare::ClassDecl;
use cocoa::base::{id, nil};
use cocoa::foundation::{NSAutoreleasePool, NSDate, NSDefaultRunLoopMode, NSPoint, NSRect, NSSize,
NSString, NSUInteger};
use cocoa::appkit;
use cocoa::appkit::*;
use cocoa::appkit::NSEventSubtype::*;
use core_foundation::base::TCFType;
use core_foundation::string::CFString;
use core_foundation::bundle::{CFBundleGetBundleWithIdentifier, CFBundleGetFunctionPointerForName};
use std::ffi::CStr;
use std::collections::VecDeque;
use std::str::FromStr;
use std::str::from_utf8;
use std::sync::Mutex;
use std::ascii::AsciiExt;
use std::ops::Deref;
use events::Event::{Awakened, MouseInput, MouseMoved, ReceivedCharacter, KeyboardInput, MouseWheel, Closed};
use events::ElementState::{Pressed, Released};
use events::MouseButton;
use events;
pub use self::monitor::{MonitorID, get_available_monitors, get_primary_monitor};
mod monitor;
mod event;
#[cfg(feature = "headless")]
mod headless;
static mut shift_pressed: bool = false;
static mut ctrl_pressed: bool = false;
static mut win_pressed: bool = false;
static mut alt_pressed: bool = false;
struct DelegateState {
is_closed: bool,
context: IdRef,
view: IdRef,
window: IdRef,
resize_handler: Option<fn(u32, u32)>,
/// Events that have been retreived with XLib but not dispatched with iterators yet
pending_events: Mutex<VecDeque<Event>>,
}
struct WindowDelegate {
state: Box<DelegateState>,
_this: IdRef,
}
impl WindowDelegate {
/// Get the delegate class, initiailizing it neccessary
fn class() -> *const Class {
use std::sync::{Once, ONCE_INIT};
extern fn window_should_close(this: &Object, _: Sel, _: id) -> BOOL {
unsafe {
let state: *mut libc::c_void = *this.get_ivar("glutinState");
let state = state as *mut DelegateState;
(*state).is_closed = true;
(*state).pending_events.lock().unwrap().push_back(Closed);
}
YES
}
extern fn window_did_resize(this: &Object, _: Sel, _: id) {
unsafe {
let state: *mut libc::c_void = *this.get_ivar("glutinState");
let state = &mut *(state as *mut DelegateState);
let _: () = msg_send![*state.context, update];
if let Some(handler) = state.resize_handler {
let rect = NSView::frame(*state.view);
let scale_factor = NSWindow::backingScaleFactor(*state.window) as f32;
(handler)((scale_factor * rect.size.width as f32) as u32,
(scale_factor * rect.size.height as f32) as u32);
}
}
}
static mut delegate_class: *const Class = 0 as *const Class;
static INIT: Once = ONCE_INIT;
INIT.call_once(|| unsafe {
// Create new NSWindowDelegate
let superclass = Class::get("NSObject").unwrap();
let mut decl = ClassDecl::new(superclass, "GlutinWindowDelegate").unwrap();
// Add callback methods
decl.add_method(sel!(windowShouldClose:),
window_should_close as extern fn(&Object, Sel, id) -> BOOL);
decl.add_method(sel!(windowDidResize:),
window_did_resize as extern fn(&Object, Sel, id));
// Store internal state as user data
decl.add_ivar::<*mut libc::c_void>("glutinState");
delegate_class = decl.register();
});
unsafe {
delegate_class
}
}
fn new(state: DelegateState) -> WindowDelegate {
// Box the state so we can give a pointer to it
let mut state = Box::new(state);
let state_ptr: *mut DelegateState = &mut *state;
unsafe {
let delegate = IdRef::new(msg_send![WindowDelegate::class(), new]);
(&mut **delegate).set_ivar("glutinState", state_ptr as *mut libc::c_void);
let _: () = msg_send![*state.window, setDelegate:*delegate];
WindowDelegate { state: state, _this: delegate }
}
}
}
impl Drop for WindowDelegate {
fn drop(&mut self) {
unsafe {
// Nil the window's delegate so it doesn't still reference us
let _: () = msg_send![*self.state.window, setDelegate:nil];
}
}
}
pub struct Window {
view: IdRef,
window: IdRef,
context: IdRef,
delegate: WindowDelegate,
}
#[cfg(feature = "window")]
unsafe impl Send for Window {}
#[cfg(feature = "window")]
unsafe impl Sync for Window {}
#[cfg(feature = "window")]
#[derive(Clone)]
pub struct WindowProxy;
impl WindowProxy {
pub fn wakeup_event_loop(&self) {
unsafe {
let pool = NSAutoreleasePool::new(nil);
let event =
NSEvent::otherEventWithType_location_modifierFlags_timestamp_windowNumber_context_subtype_data1_data2_(
nil, NSApplicationDefined, NSPoint::new(0.0, 0.0), NSEventModifierFlags::empty(),
0.0, 0, nil, NSApplicationActivatedEventType, 0, 0);
NSApp().postEvent_atStart_(event, YES);
pool.drain();
}
}
}
pub struct PollEventsIterator<'a> {
window: &'a Window,
}
impl<'a> Iterator for PollEventsIterator<'a> {
type Item = Event;
fn next(&mut self) -> Option<Event> {
if let Some(ev) = self.window.delegate.state.pending_events.lock().unwrap().pop_front() {
return Some(ev);
}
unsafe {
let event = NSApp().nextEventMatchingMask_untilDate_inMode_dequeue_(
NSAnyEventMask.bits(),
NSDate::distantPast(nil),
NSDefaultRunLoopMode,
YES);
if event == nil { return None; }
NSApp().sendEvent_(event);
let event = match msg_send![event, type] {
NSLeftMouseDown => { Some(MouseInput(Pressed, MouseButton::Left)) },
NSLeftMouseUp => { Some(MouseInput(Released, MouseButton::Left)) },
NSRightMouseDown => { Some(MouseInput(Pressed, MouseButton::Right)) },
NSRightMouseUp => { Some(MouseInput(Released, MouseButton::Right)) },
NSMouseMoved |
NSLeftMouseDragged |
NSOtherMouseDragged |
NSRightMouseDragged => {
let window_point = event.locationInWindow();
let window: id = msg_send![event, window];
let view_point = if window == nil {
let window_rect = self.window.window.convertRectFromScreen_(NSRect::new(window_point, NSSize::new(0.0, 0.0)));
self.window.view.convertPoint_fromView_(window_rect.origin, nil)
} else {
self.window.view.convertPoint_fromView_(window_point, nil)
};
let view_rect = NSView::frame(*self.window.view);
let scale_factor = self.window.hidpi_factor();
Some(MouseMoved(((scale_factor * view_point.x as f32) as i32,
(scale_factor * (view_rect.size.height - view_point.y) as f32) as i32)))
},
NSKeyDown => {
let mut events = VecDeque::new();
let received_c_str = event.characters().UTF8String();
let received_str = CStr::from_ptr(received_c_str);
for received_char in from_utf8(received_str.to_bytes()).unwrap().chars() {
if received_char.is_ascii() {
events.push_back(ReceivedCharacter(received_char));
}
}
let vkey = event::vkeycode_to_element(NSEvent::keyCode(event));
events.push_back(KeyboardInput(Pressed, NSEvent::keyCode(event) as u8, vkey));
let event = events.pop_front();
self.window.delegate.state.pending_events.lock().unwrap().extend(events.into_iter());
event
},
NSKeyUp => {
let vkey = event::vkeycode_to_element(NSEvent::keyCode(event));
Some(KeyboardInput(Released, NSEvent::keyCode(event) as u8, vkey))
},
NSFlagsChanged => {
let mut events = VecDeque::new();
let shift_modifier = Window::modifier_event(event, appkit::NSShiftKeyMask, events::VirtualKeyCode::LShift, shift_pressed);
if shift_modifier.is_some() {
shift_pressed = !shift_pressed;
events.push_back(shift_modifier.unwrap());
}
let ctrl_modifier = Window::modifier_event(event, appkit::NSControlKeyMask, events::VirtualKeyCode::LControl, ctrl_pressed);
if ctrl_modifier.is_some() {
ctrl_pressed = !ctrl_pressed;
events.push_back(ctrl_modifier.unwrap());
}
let win_modifier = Window::modifier_event(event, appkit::NSCommandKeyMask, events::VirtualKeyCode::LWin, win_pressed);
if win_modifier.is_some() {
win_pressed = !win_pressed;
events.push_back(win_modifier.unwrap());
}
let alt_modifier = Window::modifier_event(event, appkit::NSAlternateKeyMask, events::VirtualKeyCode::LAlt, alt_pressed);
if alt_modifier.is_some() {
alt_pressed = !alt_pressed;
events.push_back(alt_modifier.unwrap());
}
let event = events.pop_front();
self.window.delegate.state.pending_events.lock().unwrap().extend(events.into_iter());
event
},
NSScrollWheel => { Some(MouseWheel(event.scrollingDeltaY() as i32)) },
_ => { None },
};
event
}
}
}
pub struct WaitEventsIterator<'a> {
window: &'a Window,
}
impl<'a> Iterator for WaitEventsIterator<'a> {
type Item = Event;
fn next(&mut self) -> Option<Event> {
loop {
if let Some(ev) = self.window.delegate.state.pending_events.lock().unwrap().pop_front() {
return Some(ev);
}
unsafe {
let event = NSApp().nextEventMatchingMask_untilDate_inMode_dequeue_(
NSAnyEventMask.bits(),
NSDate::distantFuture(nil),
NSDefaultRunLoopMode,
NO);
}
// calling poll_events()
if let Some(ev) = self.window.poll_events().next() {
return Some(ev);
} else {
return Some(Awakened);
}
}
}
}
impl Window {
#[cfg(feature = "window")]
pub fn new(builder: BuilderAttribs) -> Result<Window, CreationError> {
if builder.sharing.is_some() {
unimplemented!()
}
let app = match Window::create_app() {
Some(app) => app,
None => { return Err(OsError(format!("Couldn't create NSApplication"))); },
};
let window = match Window::create_window(builder.dimensions.unwrap_or((800, 600)),
&*builder.title,
builder.monitor)
{
Some(window) => window,
None => { return Err(OsError(format!("Couldn't create NSWindow"))); },
};
let view = match Window::create_view(*window) {
Some(view) => view,
None => { return Err(OsError(format!("Couldn't create NSView"))); },
};
let context = match Window::create_context(*view, builder.vsync, builder.gl_version) {
Some(context) => context,
None => { return Err(OsError(format!("Couldn't create OpenGL context"))); },
};
unsafe {
app.activateIgnoringOtherApps_(YES);
if builder.visible {
window.makeKeyAndOrderFront_(nil);
} else {
window.makeKeyWindow();
}
}
let ds = DelegateState {
is_closed: false,
context: context.clone(),
view: view.clone(),
window: window.clone(),
resize_handler: None,
pending_events: Mutex::new(VecDeque::new()),
};
let window = Window {
view: view,
window: window,
context: context,
delegate: WindowDelegate::new(ds),
};
Ok(window)
}
fn create_app() -> Option<id> {
unsafe {
let app = NSApp();
if app == nil {
None
} else {
app.setActivationPolicy_(NSApplicationActivationPolicyRegular);
app.finishLaunching();
Some(app)
}
}
}
fn create_window(dimensions: (u32, u32), title: &str, monitor: Option<MonitorID>) -> Option<IdRef> {
unsafe {
let screen = monitor.map(|monitor_id| {
let native_id = match monitor_id.get_native_identifier() {
NativeMonitorId::Numeric(num) => num,
_ => panic!("OS X monitors should always have a numeric native ID")
};
let matching_screen = {
let screens = NSScreen::screens(nil);
let count: NSUInteger = msg_send![screens, count];
let key = IdRef::new(NSString::alloc(nil).init_str("NSScreenNumber"));
let mut matching_screen: Option<id> = None;
for i in (0..count) {
let screen = msg_send![screens, objectAtIndex:i as NSUInteger];
let device_description = NSScreen::deviceDescription(screen);
let value: id = msg_send![device_description, objectForKey:*key];
if value != nil {
let screen_number: NSUInteger = msg_send![value, unsignedIntegerValue];
if screen_number as u32 == native_id {
matching_screen = Some(screen);
break;
}
}
}
matching_screen
};
matching_screen.unwrap_or(NSScreen::mainScreen(nil))
});
let frame = match screen {
Some(screen) => NSScreen::frame(screen),
None => {
let (width, height) = dimensions;
NSRect::new(NSPoint::new(0., 0.), NSSize::new(width as f64, height as f64))
}
};
let masks = if screen.is_some() {
NSBorderlessWindowMask as NSUInteger
} else {
NSTitledWindowMask as NSUInteger |
NSClosableWindowMask as NSUInteger |
NSMiniaturizableWindowMask as NSUInteger |
NSResizableWindowMask as NSUInteger
};
let window = IdRef::new(NSWindow::alloc(nil).initWithContentRect_styleMask_backing_defer_(
frame,
masks,
NSBackingStoreBuffered,
NO,
));
window.non_nil().map(|window| {
let title = IdRef::new(NSString::alloc(nil).init_str(title));
window.setTitle_(*title);
window.setAcceptsMouseMovedEvents_(YES);
if screen.is_some() {
window.setLevel_(NSMainMenuWindowLevel as i64 + 1);
}
else {
window.center();
}
window
})
}
}
fn create_view(window: id) -> Option<IdRef> {
unsafe {
let view = IdRef::new(NSView::alloc(nil).init());
view.non_nil().map(|view| {
view.setWantsBestResolutionOpenGLSurface_(YES);
window.setContentView_(*view);
view
})
}
}
fn create_context(view: id, vsync: bool, gl_version: GlRequest) -> Option<IdRef> {
let profile = match gl_version {
GlRequest::Latest => NSOpenGLProfileVersion4_1Core as u32,
GlRequest::Specific(Api::OpenGl, (1 ... 2, _)) => NSOpenGLProfileVersionLegacy as u32,
GlRequest::Specific(Api::OpenGl, (3, 0)) => NSOpenGLProfileVersionLegacy as u32,
GlRequest::Specific(Api::OpenGl, (3, 1 ... 2)) => NSOpenGLProfileVersion3_2Core as u32,
GlRequest::Specific(Api::OpenGl, _) => NSOpenGLProfileVersion4_1Core as u32,
GlRequest::Specific(_, _) => panic!("Only the OpenGL API is supported"), // FIXME: return Result
GlRequest::GlThenGles { opengl_version: (1 ... 2, _), .. } => NSOpenGLProfileVersionLegacy as u32,
GlRequest::GlThenGles { opengl_version: (3, 0), .. } => NSOpenGLProfileVersionLegacy as u32,
GlRequest::GlThenGles { opengl_version: (3, 1 ... 2), .. } => NSOpenGLProfileVersion3_2Core as u32,
GlRequest::GlThenGles { .. } => NSOpenGLProfileVersion4_1Core as u32,
};
unsafe {
let attributes = [
NSOpenGLPFADoubleBuffer as u32,
NSOpenGLPFAClosestPolicy as u32,
NSOpenGLPFAColorSize as u32, 24,
NSOpenGLPFAAlphaSize as u32, 8,
NSOpenGLPFADepthSize as u32, 24,
NSOpenGLPFAStencilSize as u32, 8,
NSOpenGLPFAOpenGLProfile as u32, profile,
0
];
let pixelformat = IdRef::new(NSOpenGLPixelFormat::alloc(nil).initWithAttributes_(&attributes));
pixelformat.non_nil().map(|pixelformat| {
let context = IdRef::new(NSOpenGLContext::alloc(nil).initWithFormat_shareContext_(*pixelformat, nil));
context.non_nil().map(|context| {
context.setView_(view);
if vsync {
let value = 1;
context.setValues_forParameter_(&value, NSOpenGLContextParameter::NSOpenGLCPSwapInterval);
}
context
})
}).unwrap_or(None)
}
}
pub fn is_closed(&self) -> bool {
self.delegate.state.is_closed
}
pub fn set_title(&self, title: &str) {
unsafe {
let title = IdRef::new(NSString::alloc(nil).init_str(title));
self.window.setTitle_(*title);
}
}
pub fn show(&self) {
unsafe { NSWindow::makeKeyAndOrderFront_(*self.window, nil); }
}
pub fn hide(&self) {
unsafe { NSWindow::orderOut_(*self.window, nil); }
}
pub fn get_position(&self) -> Option<(i32, i32)> {
unsafe {
let content_rect = NSWindow::contentRectForFrameRect_(*self.window, NSWindow::frame(*self.window));
// NOTE: coordinate system might be inconsistent with other backends
Some((content_rect.origin.x as i32, content_rect.origin.y as i32))
}
}
pub fn set_position(&self, x: i32, y: i32) {
unsafe {
// NOTE: coordinate system might be inconsistent with other backends
NSWindow::setFrameOrigin_(*self.window, NSPoint::new(x as f64, y as f64));
}
}
pub fn get_inner_size(&self) -> Option<(u32, u32)> {
unsafe {
let view_frame = NSView::frame(*self.view);
Some((view_frame.size.width as u32, view_frame.size.height as u32))
}
}
pub fn get_outer_size(&self) -> Option<(u32, u32)> {
unsafe {
let window_frame = NSWindow::frame(*self.window);
Some((window_frame.size.width as u32, window_frame.size.height as u32))
}
}
pub fn set_inner_size(&self, width: u32, height: u32) {
unsafe {
NSWindow::setContentSize_(*self.window, NSSize::new(width as f64, height as f64));
}
}
pub fn create_window_proxy(&self) -> WindowProxy {
WindowProxy
}
pub fn poll_events(&self) -> PollEventsIterator {
PollEventsIterator {
window: self
}
}
pub fn wait_events(&self) -> WaitEventsIterator {
WaitEventsIterator {
window: self
}
}
unsafe fn modifier_event(event: id, keymask: NSEventModifierFlags, key: events::VirtualKeyCode, key_pressed: bool) -> Option<Event> {
if !key_pressed && NSEvent::modifierFlags(event).contains(keymask) {
return Some(KeyboardInput(Pressed, NSEvent::keyCode(event) as u8, Some(key)));
} else if key_pressed && !NSEvent::modifierFlags(event).contains(keymask) {
return Some(KeyboardInput(Released, NSEvent::keyCode(event) as u8, Some(key)));
}
return None;
}
pub unsafe fn make_current(&self) {
let _: () = msg_send![*self.context, update];
self.context.makeCurrentContext();
}
pub fn is_current(&self) -> bool {
unsafe {
let current = NSOpenGLContext::currentContext(nil);
if current != nil {
let is_equal: BOOL = msg_send![current, isEqual:*self.context];
is_equal != NO
} else {
false
}
}
}
pub fn get_proc_address(&self, _addr: &str) -> *const () {
let symbol_name: CFString = FromStr::from_str(_addr).unwrap();
let framework_name: CFString = FromStr::from_str("com.apple.opengl").unwrap();
let framework = unsafe {
CFBundleGetBundleWithIdentifier(framework_name.as_concrete_TypeRef())
};
let symbol = unsafe {
CFBundleGetFunctionPointerForName(framework, symbol_name.as_concrete_TypeRef())
};
symbol as *const ()
}
pub fn swap_buffers(&self) {
unsafe { self.context.flushBuffer(); }
}
pub fn platform_display(&self) -> *mut libc::c_void {
unimplemented!()
}
pub fn platform_window(&self) -> *mut libc::c_void {
unimplemented!()
}
pub fn get_api(&self) -> ::Api {
::Api::OpenGl
}
pub fn get_pixel_format(&self) -> PixelFormat {
unimplemented!();
}
pub fn set_window_resize_callback(&mut self, callback: Option<fn(u32, u32)>) {
self.delegate.state.resize_handler = callback;
}
pub fn set_cursor(&self, cursor: MouseCursor) {
let cursor_name = match cursor {
MouseCursor::Arrow | MouseCursor::Default => "arrowCursor",
MouseCursor::Hand => "pointingHandCursor",
MouseCursor::Grabbing | MouseCursor::Grab => "closedHandCursor",
MouseCursor::Text => "IBeamCursor",
MouseCursor::VerticalText => "IBeamCursorForVerticalLayout",
MouseCursor::Copy => "dragCopyCursor",
MouseCursor::Alias => "dragLinkCursor",
MouseCursor::NotAllowed | MouseCursor::NoDrop => "operationNotAllowedCursor",
MouseCursor::ContextMenu => "contextualMenuCursor",
MouseCursor::Crosshair => "crosshairCursor",
MouseCursor::EResize => "resizeRightCursor",
MouseCursor::NResize => "resizeUpCursor",
MouseCursor::WResize => "resizeLeftCursor",
MouseCursor::SResize => "resizeDownCursor",
MouseCursor::EwResize | MouseCursor::ColResize => "resizeLeftRightCursor",
MouseCursor::NsResize | MouseCursor::RowResize => "resizeUpDownCursor",
/// TODO: Find appropriate OSX cursors
MouseCursor::NeResize | MouseCursor::NwResize |
MouseCursor::SeResize | MouseCursor::SwResize |
MouseCursor::NwseResize | MouseCursor::NeswResize |
MouseCursor::Cell | MouseCursor::NoneCursor |
MouseCursor::Wait | MouseCursor::Progress | MouseCursor::Help |
MouseCursor::Move | MouseCursor::AllScroll | MouseCursor::ZoomIn |
MouseCursor::ZoomOut => "arrowCursor",
};
let sel = Sel::register(cursor_name);
let cls = Class::get("NSCursor").unwrap();
unsafe {
use objc::MessageArguments;
let cursor: id = ().send(cls as *const _ as id, sel);
let _: () = msg_send![cursor, set];
}
}
pub fn set_cursor_state(&self, state: CursorState) -> Result<(), String> {
let cls = Class::get("NSCursor").unwrap();
match state {
CursorState::Normal => {
let _: () = unsafe { msg_send![cls, unhide] };
Ok(())
},
CursorState::Hide => {
let _: () = unsafe { msg_send![cls, hide] };
Ok(())
},
CursorState::Grab => {
Err("Mouse grabbing is unimplemented".to_string())
}
}
}
pub fn hidpi_factor(&self) -> f32 {
unsafe {
NSWindow::backingScaleFactor(*self.window) as f32
}
}
pub fn set_cursor_position(&self, x: i32, y: i32) -> Result<(), ()> {
unimplemented!();
}
}
struct IdRef(id);
impl IdRef {
fn new(i: id) -> IdRef {
IdRef(i)
}
fn retain(i: id) -> IdRef {
if i != nil {
let _: id = unsafe { msg_send![i, retain] };
}
IdRef(i)
}
fn non_nil(self) -> Option<IdRef> {
if self.0 == nil { None } else { Some(self) }
}
}
impl Drop for IdRef {
fn drop(&mut self) {
if self.0 != nil {
let _: () = unsafe { msg_send![self.0, release] };
}
}
}
impl Deref for IdRef {
type Target = id;
fn deref<'a>(&'a self) -> &'a id {
&self.0
}
}
impl Clone for IdRef {
fn clone(&self) -> IdRef {
if self.0 != nil {
let _: id = unsafe { msg_send![self.0, retain] };
}
IdRef(self.0)
}
}

53
src/api/cocoa/monitor.rs Normal file
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use core_graphics::display;
use std::collections::VecDeque;
use native_monitor::NativeMonitorId;
pub struct MonitorID(u32);
pub fn get_available_monitors() -> VecDeque<MonitorID> {
let mut monitors = VecDeque::new();
unsafe {
let max_displays = 10u32;
let mut active_displays = [0u32; 10];
let mut display_count = 0;
display::CGGetActiveDisplayList(max_displays,
&mut active_displays[0],
&mut display_count);
for i in 0..display_count as usize {
monitors.push_back(MonitorID(active_displays[i]));
}
}
monitors
}
pub fn get_primary_monitor() -> MonitorID {
let id = unsafe {
MonitorID(display::CGMainDisplayID())
};
id
}
impl MonitorID {
pub fn get_name(&self) -> Option<String> {
let MonitorID(display_id) = *self;
let screen_num = unsafe {
display::CGDisplayModelNumber(display_id)
};
Some(format!("Monitor #{}", screen_num))
}
pub fn get_native_identifier(&self) -> NativeMonitorId {
let MonitorID(display_id) = *self;
NativeMonitorId::Numeric(display_id)
}
pub fn get_dimensions(&self) -> (u32, u32) {
let MonitorID(display_id) = *self;
let dimension = unsafe {
let height = display::CGDisplayPixelsHigh(display_id);
let width = display::CGDisplayPixelsWide(display_id);
(width as u32, height as u32)
};
dimension
}
}