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use crate::Display;
use crate::Surface;
use glib::object::IsA;
use glib::translate::*;
use std::fmt;
glib::wrapper! {
#[doc(alias = "GdkDrawContext")]
pub struct DrawContext(Object<ffi::GdkDrawContext>);
match fn {
type_ => || ffi::gdk_draw_context_get_type(),
}
}
impl DrawContext {
pub const NONE: Option<&'static DrawContext> = None;
}
pub trait DrawContextExt: 'static {
#[doc(alias = "gdk_draw_context_begin_frame")]
fn begin_frame(&self, region: &cairo::Region);
#[doc(alias = "gdk_draw_context_end_frame")]
fn end_frame(&self);
#[doc(alias = "gdk_draw_context_get_display")]
#[doc(alias = "get_display")]
fn display(&self) -> Option<Display>;
#[doc(alias = "gdk_draw_context_get_surface")]
#[doc(alias = "get_surface")]
fn surface(&self) -> Option<Surface>;
#[doc(alias = "gdk_draw_context_is_in_frame")]
fn is_in_frame(&self) -> bool;
}
impl<O: IsA<DrawContext>> DrawContextExt for O {
fn begin_frame(&self, region: &cairo::Region) {
unsafe {
ffi::gdk_draw_context_begin_frame(
self.as_ref().to_glib_none().0,
region.to_glib_none().0,
);
}
}
fn end_frame(&self) {
unsafe {
ffi::gdk_draw_context_end_frame(self.as_ref().to_glib_none().0);
}
}
fn display(&self) -> Option<Display> {
unsafe {
from_glib_none(ffi::gdk_draw_context_get_display(
self.as_ref().to_glib_none().0,
))
}
}
fn surface(&self) -> Option<Surface> {
unsafe {
from_glib_none(ffi::gdk_draw_context_get_surface(
self.as_ref().to_glib_none().0,
))
}
}
fn is_in_frame(&self) -> bool {
unsafe {
from_glib(ffi::gdk_draw_context_is_in_frame(
self.as_ref().to_glib_none().0,
))
}
}
}
impl fmt::Display for DrawContext {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.write_str("DrawContext")
}
}