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// Copyright 2013 The Servo Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.

pub use core_foundation_sys::attributed_string::*;

use base::TCFType;
use core_foundation_sys::base::{CFIndex, CFRange, kCFAllocatorDefault};
use std::ptr::null;
use string::{CFString, CFStringRef};

declare_TCFType!{
    CFAttributedString, CFAttributedStringRef
}
impl_TCFType!(CFAttributedString, CFAttributedStringRef, CFAttributedStringGetTypeID);

impl CFAttributedString {
    #[inline]
    pub fn new(string: &CFString) -> Self {
        unsafe {
            let astr_ref = CFAttributedStringCreate(
                kCFAllocatorDefault, string.as_concrete_TypeRef(), null());

            CFAttributedString::wrap_under_create_rule(astr_ref)
        }
    }

    #[inline]
    pub fn char_len(&self) -> CFIndex {
        unsafe {
            CFAttributedStringGetLength(self.0)
        }
    }
}

declare_TCFType!{
    CFMutableAttributedString, CFMutableAttributedStringRef
}
impl_TCFType!(CFMutableAttributedString, CFMutableAttributedStringRef, CFMutableAttributedStringGetTypeID);

impl CFMutableAttributedString {
    #[inline]
    pub fn new() -> Self {
        unsafe {
            let astr_ref = CFAttributedStringCreateMutable(
                kCFAllocatorDefault, 0);

            CFMutableAttributedString::wrap_under_create_rule(astr_ref)
        }
    }

    #[inline]
    pub fn char_len(&self) -> CFIndex {
        unsafe {
            CFAttributedStringGetLength(self.0)
        }
    }

    #[inline]
    pub fn replace_str(&mut self, string: &CFString, range: CFRange) {
        unsafe {
            CFAttributedStringReplaceString(
                self.0, range, string.as_concrete_TypeRef());
        }
    }

    #[inline]
    pub fn set_attribute<T: TCFType>(&mut self, range: CFRange, name: CFStringRef, value: T) {
        unsafe {
            CFAttributedStringSetAttribute(
                self.0, range, name, value.as_CFTypeRef());
        }
    }
}

impl Default for CFMutableAttributedString {
    fn default() -> Self {
        Self::new()
    }
}