/* Copyright (C) 2010s The cairomm Development Team
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#include <cairomm/device.h>
#include <cairomm/private.h>
namespace Cairo
{
Device::Device(cairo_device_t* cobject, bool has_reference)
: m_cobject(nullptr)
{
if(has_reference)
m_cobject = cobject;
else
m_cobject = cairo_device_reference(cobject);
}
Device::~Device()
{
if(m_cobject)
cairo_device_destroy(m_cobject);
}
void Device::reference() const
{
cairo_device_reference(m_cobject);
}
void Device::unreference() const
{
cairo_device_destroy(m_cobject);
}
DeviceType Device::get_type() const
{
auto surface_type =
cairo_device_get_type(const_cast<cobject*>(cobj()));
check_object_status_and_throw_exception(*this);
return static_cast<DeviceType>(surface_type);
}
void Device::flush()
{
cairo_device_flush(m_cobject);
check_object_status_and_throw_exception(*this);
}
void Device::finish()
{
cairo_device_flush(m_cobject);
check_object_status_and_throw_exception(*this);
}
void Device::acquire()
{
auto status = cairo_device_acquire(m_cobject);
check_status_and_throw_exception(status);
}
void Device::release()
{
cairo_device_release(m_cobject);
check_object_status_and_throw_exception(*this);
}
Device::Lock::Lock(const RefPtr<Device>& device) :
m_device(device)
{
m_device->acquire();
}
Device::Lock::Lock (const Lock& other) :
m_device(other.m_device)
{
m_device->acquire();
}
Device::Lock::~Lock()
{
m_device->release();
}
} //namespace Cairo
// vim: ts=2 sw=2 et