46 lines
1.4 KiB
Rust
46 lines
1.4 KiB
Rust
use cocoa::{
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base::id,
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foundation::{NSPoint, NSRect},
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};
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use objc::{msg_send, sel, sel_impl};
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use pathfinder_geometry::vector::{vec2f, Vector2F};
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///! Macos screen have a y axis that goings up from the bottom of the screen and
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///! an origin at the bottom left of the main display.
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pub trait Vector2FExt {
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/// Converts self to an NSPoint with y axis pointing up.
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fn to_screen_ns_point(&self, native_window: id, window_height: f64) -> NSPoint;
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}
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impl Vector2FExt for Vector2F {
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fn to_screen_ns_point(&self, native_window: id, window_height: f64) -> NSPoint {
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unsafe {
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let point = NSPoint::new(self.x() as f64, window_height - self.y() as f64);
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msg_send![native_window, convertPointToScreen: point]
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}
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}
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}
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pub trait NSRectExt {
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fn size_vec(&self) -> Vector2F;
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fn intersects(&self, other: Self) -> bool;
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}
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impl NSRectExt for NSRect {
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fn size_vec(&self) -> Vector2F {
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vec2f(self.size.width as f32, self.size.height as f32)
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}
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fn intersects(&self, other: Self) -> bool {
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self.size.width > 0.
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&& self.size.height > 0.
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&& other.size.width > 0.
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&& other.size.height > 0.
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&& self.origin.x <= other.origin.x + other.size.width
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&& self.origin.x + self.size.width >= other.origin.x
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&& self.origin.y <= other.origin.y + other.size.height
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&& self.origin.y + self.size.height >= other.origin.y
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}
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}
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