1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
|
use {Event, WindowBuilder};
use cocoa::base::{id, NSUInteger, nil};
use cocoa::appkit::*;
use core_foundation::base::TCFType;
use core_foundation::string::CFString;
use core_foundation::bundle::{CFBundleGetBundleWithIdentifier, CFBundleGetFunctionPointerForName};
pub struct Window {
context: id,
}
pub struct MonitorID;
pub fn get_available_monitors() -> Vec<MonitorID> {
unimplemented!()
}
pub fn get_primary_monitor() -> MonitorID {
unimplemented!()
}
impl MonitorID {
pub fn get_name(&self) -> Option<String> {
unimplemented!()
}
pub fn get_dimensions(&self) -> (uint, uint) {
unimplemented!()
}
}
impl Window {
pub fn new(_builder: WindowBuilder) -> Result<Window, String> {
let app = match Window::create_app() {
Some(app) => app,
None => { return Err(format!("Couldn't create NSApplication")); },
};
let window = match Window::create_window(_builder.dimensions.unwrap_or((800, 600)), _builder.title.as_slice()) {
Some(window) => window,
None => { return Err(format!("Couldn't create NSWindow")); },
};
let view = match Window::create_view(window) {
Some(view) => view,
None => { return Err(format!("Couldn't create NSView")); },
};
let context = match Window::create_context(view) {
Some(context) => context,
None => { return Err(format!("Couldn't create OpenGL context")); },
};
unsafe {
app.activateIgnoringOtherApps_(true);
window.makeKeyAndOrderFront_(nil);
}
let window = Window {
context: context,
};
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: (uint, uint), title: &str) -> Option<id> {
unsafe {
let (width, height) = dimensions;
let scr_frame = NSRect::new(NSPoint::new(0., 0.), NSSize::new(width as f64, height as f64));
let window = NSWindow::alloc(nil).initWithContentRect_styleMask_backing_defer_(
scr_frame,
NSTitledWindowMask as NSUInteger | NSClosableWindowMask as NSUInteger | NSMiniaturizableWindowMask as NSUInteger,
NSBackingStoreBuffered,
false
);
if window == nil {
None
} else {
let title = NSString::alloc(nil).init_str(title);
window.setTitle_(title);
window.center();
Some(window)
}
}
}
fn create_view(window: id) -> Option<id> {
unsafe {
let view = NSView::alloc(nil).init();
if view == nil {
None
} else {
view.setWantsBestResolutionOpenGLSurface_(true);
window.setContentView(view);
Some(view)
}
}
}
fn create_context(view: id) -> Option<id> {
unsafe {
let attributes = [
NSOpenGLPFADoubleBuffer as uint,
NSOpenGLPFAClosestPolicy as uint,
NSOpenGLPFAColorSize as uint, 24,
NSOpenGLPFAAlphaSize as uint, 8,
NSOpenGLPFADepthSize as uint, 24,
NSOpenGLPFAStencilSize as uint, 8,
0
];
let pixelformat = NSOpenGLPixelFormat::alloc(nil).initWithAttributes_(attributes);
if pixelformat == nil {
return None;
}
let context = NSOpenGLContext::alloc(nil).initWithFormat_shareContext_(pixelformat, nil);
if context == nil {
None
} else {
context.setView_(view);
Some(context)
}
}
}
pub fn is_closed(&self) -> bool {
// TODO: remove fake implementation
false
}
pub fn set_title(&self, _title: &str) {
unimplemented!()
}
pub fn get_position(&self) -> Option<(int, int)> {
unimplemented!()
}
pub fn set_position(&self, _x: int, _y: int) {
unimplemented!()
}
pub fn get_inner_size(&self) -> Option<(uint, uint)> {
unimplemented!()
}
pub fn get_outer_size(&self) -> Option<(uint, uint)> {
unimplemented!()
}
pub fn set_inner_size(&self, _x: uint, _y: uint) {
unimplemented!()
}
pub fn poll_events(&self) -> Vec<Event> {
let mut events = Vec::new();
loop {
unsafe {
use {MouseInput, Pressed, Released, LeftMouseButton, RightMouseButton};
let event = NSApp().nextEventMatchingMask_untilDate_inMode_dequeue_(
NSAnyEventMask as u64,
NSDate::distantPast(nil),
NSDefaultRunLoopMode,
true);
if event == nil { break; }
match event.get_type() {
NSLeftMouseDown => { events.push(MouseInput(Pressed, LeftMouseButton)); },
NSLeftMouseUp => { events.push(MouseInput(Released, LeftMouseButton)); },
NSRightMouseDown => { events.push(MouseInput(Pressed, RightMouseButton)); },
NSRightMouseUp => { events.push(MouseInput(Released, RightMouseButton)); },
NSMouseMoved => { },
NSKeyDown => { },
NSKeyUp => { },
NSFlagsChanged => { },
NSScrollWheel => { },
NSOtherMouseDown => { },
NSOtherMouseUp => { },
NSOtherMouseDragged => { },
_ => { },
}
}
}
events
}
pub fn wait_events(&self) -> Vec<Event> {
unsafe {
let event = NSApp().nextEventMatchingMask_untilDate_inMode_dequeue_(
NSAnyEventMask as u64,
NSDate::distantFuture(nil),
NSDefaultRunLoopMode,
true);
NSApp().sendEvent_(event);
self.poll_events()
}
}
pub unsafe fn make_current(&self) {
self.context.makeCurrentContext();
}
pub fn get_proc_address(&self, _addr: &str) -> *const () {
let symbol_name: CFString = from_str(_addr).unwrap();
let framework_name: CFString = 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(); }
}
}
|
