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author | Tomaka17 <pierre.krieger1708@gmail.com> | 2014-10-04 19:17:02 +0200 |
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committer | Tomaka17 <pierre.krieger1708@gmail.com> | 2014-10-09 15:55:42 +0200 |
commit | e565bfeb1372b885f8cced6a42596b731cb382b2 (patch) | |
tree | 4a788e43172cd968c2a2cd1bd7d3102ea6937c80 /src/x11/window/monitor.rs | |
parent | cfb0cb70013772492c1930ced62f48aa6cb372ff (diff) | |
download | glutin-e565bfeb1372b885f8cced6a42596b731cb382b2.tar.gz glutin-e565bfeb1372b885f8cced6a42596b731cb382b2.zip |
Implement headless rendering
Diffstat (limited to 'src/x11/window/monitor.rs')
-rw-r--r-- | src/x11/window/monitor.rs | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/x11/window/monitor.rs b/src/x11/window/monitor.rs new file mode 100644 index 0000000..b72ed15 --- /dev/null +++ b/src/x11/window/monitor.rs @@ -0,0 +1,55 @@ +use std::{ptr}; +use super::super::ffi; + +pub struct MonitorID(pub uint); + +pub fn get_available_monitors() -> Vec<MonitorID> { + let nb_monitors = unsafe { + let display = ffi::XOpenDisplay(ptr::null()); + if display.is_null() { + fail!("get_available_monitors failed"); + } + let nb_monitors = ffi::XScreenCount(display); + ffi::XCloseDisplay(display); + nb_monitors + }; + + let mut vec = Vec::new(); + vec.grow_fn(nb_monitors as uint, |i| MonitorID(i)); + vec +} + +pub fn get_primary_monitor() -> MonitorID { + let primary_monitor = unsafe { + let display = ffi::XOpenDisplay(ptr::null()); + if display.is_null() { + fail!("get_available_monitors failed"); + } + let primary_monitor = ffi::XDefaultScreen(display); + ffi::XCloseDisplay(display); + primary_monitor + }; + + MonitorID(primary_monitor as uint) +} + +impl MonitorID { + pub fn get_name(&self) -> Option<String> { + let MonitorID(screen_num) = *self; + Some(format!("Monitor #{}", screen_num)) + } + + pub fn get_dimensions(&self) -> (uint, uint) { + let dimensions = unsafe { + let display = ffi::XOpenDisplay(ptr::null()); + let MonitorID(screen_num) = *self; + let screen = ffi::XScreenOfDisplay(display, screen_num as i32); + let width = ffi::XWidthOfScreen(screen); + let height = ffi::XHeightOfScreen(screen); + (width as uint, height as uint) + }; + + dimensions + } +} + |