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use std::ops::Deref;
use std::fmt;
#[cfg(feature = "use_glib")]
use glib::translate::*;
use ffi;
use ::enums::{
Content,
SurfaceType,
};
use ::rectangle::Rectangle;
use surface::{Surface, SurfaceExt};
#[derive(Debug)]
pub struct RecordingSurface(Surface);
impl RecordingSurface {
pub fn create<T: Into<Option<Rectangle>>>(
content: Content,
extends: T,
) -> Option<RecordingSurface> {
unsafe {
let extends = extends.into();
let extends = match extends {
Some(c) => c.to_raw_none(),
None => ::std::ptr::null(),
};
let p = ffi::cairo_recording_surface_create(content.into(), extends);
if p.is_null() {
None
} else {
Some(RecordingSurface(Surface::from_raw_full(p)))
}
}
}
pub fn from(surface: Surface) -> Result<RecordingSurface, Surface> {
if surface.get_type() == SurfaceType::Recording {
Ok(RecordingSurface(surface))
} else {
Err(surface)
}
}
pub fn get_extents(&self) -> Option<Rectangle> {
unsafe {
let rectangle: Rectangle = ::std::mem::zeroed();
if ffi::cairo_recording_surface_get_extents(self.to_raw_none(),
rectangle.to_raw_none()).as_bool() {
Some(rectangle)
} else {
None
}
}
}
pub fn ink_extents(&self) -> (f64, f64, f64, f64) {
let mut x0 = 0.;
let mut y0 = 0.;
let mut width = 0.;
let mut height = 0.;
unsafe {
ffi::cairo_recording_surface_ink_extents(self.to_raw_none(),
&mut x0, &mut y0,
&mut width, &mut height);
}
(x0, y0, width, height)
}
}
#[cfg(feature = "use_glib")]
impl FromGlibPtrNone<*mut ffi::cairo_surface_t> for RecordingSurface {
#[inline]
unsafe fn from_glib_none(ptr: *mut ffi::cairo_surface_t) -> RecordingSurface {
RecordingSurface(Surface::from_glib_none(ptr))
}
}
#[cfg(feature = "use_glib")]
impl FromGlibPtrBorrow<*mut ffi::cairo_surface_t> for RecordingSurface {
#[inline]
unsafe fn from_glib_borrow(ptr: *mut ffi::cairo_surface_t) -> RecordingSurface {
RecordingSurface(Surface::from_glib_borrow(ptr))
}
}
#[cfg(feature = "use_glib")]
impl FromGlibPtrFull<*mut ffi::cairo_surface_t> for RecordingSurface {
#[inline]
unsafe fn from_glib_full(ptr: *mut ffi::cairo_surface_t) -> RecordingSurface {
RecordingSurface(Surface::from_raw_full(ptr))
}
}
#[cfg(feature = "use_glib")]
gvalue_impl!(RecordingSurface, ffi::cairo_surface_t, ffi::gobject::cairo_gobject_surface_get_type);
impl Deref for RecordingSurface {
type Target = Surface;
fn deref(&self) -> &Surface {
&self.0
}
}
impl Clone for RecordingSurface {
fn clone(&self) -> RecordingSurface {
RecordingSurface(self.0.clone())
}
}
impl fmt::Display for RecordingSurface {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "RecordingSurface")
}
}