/*-------------------------------------------------------------------------
 * drawElements Quality Program Tester Core
 * ----------------------------------------
 *
 * Copyright 2014 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 *//*!
 * \file
 * \brief EGL native display abstraction
 *//*--------------------------------------------------------------------*/

#include "egluNativeDisplay.hpp"
#include "eglwEnums.hpp"

namespace eglu
{
namespace
{
static const NativeDisplay::Capability platformCapabilities = static_cast<NativeDisplay::Capability>(
    NativeDisplay::CAPABILITY_GET_DISPLAY_PLATFORM | NativeDisplay::CAPABILITY_GET_DISPLAY_PLATFORM_EXT);
}

using namespace eglw;

// NativeDisplay

NativeDisplay::NativeDisplay(Capability capabilities, EGLenum platformType, const char *platformExtension)
    : m_capabilities(capabilities)
    , m_platformType(platformType)
    , m_platformExtension(platformExtension)
{
    DE_ASSERT(platformType != EGL_NONE && platformExtension);
    DE_ASSERT(capabilities & platformCapabilities);
}

NativeDisplay::NativeDisplay(Capability capabilities)
    : m_capabilities(capabilities)
    , m_platformType(EGL_NONE)
    , m_platformExtension("")
{
    DE_ASSERT(!(capabilities & platformCapabilities));
    DE_ASSERT(capabilities & CAPABILITY_GET_DISPLAY_LEGACY);
}

NativeDisplay::~NativeDisplay(void)
{
}

EGLNativeDisplayType NativeDisplay::getLegacyNative(void)
{
    // If NativeDisplay claims to support CAPABILITY_GET_DISPLAY_LEGACY then
    // this method must be implemented.
    TCU_CHECK_INTERNAL((m_capabilities & CAPABILITY_GET_DISPLAY_LEGACY) == 0);
    TCU_THROW(NotSupportedError, "eglu::NativeDisplay can't be used with eglGetDisplay()");
}

void *NativeDisplay::getPlatformNative(void)
{
    // If NativeDisplay claims to support CAPABILITY_GET_DISPLAY_PLATFORM or CAPABILITY_GET_DISPLAY_PLATFORM_EXT
    // then this method must be implemented.
    TCU_CHECK_INTERNAL((m_capabilities & platformCapabilities) == 0);
    TCU_THROW(NotSupportedError,
              "eglu::NativeDisplay can't be used with eglGetPlatformDisplay or eglGetPlatformDisplayEXT()");
}

const EGLAttrib *NativeDisplay::getPlatformAttributes(void) const
{
    // If NativeDisplay claims to support CAPABILITY_GET_DISPLAY_PLATFORM or CAPABILITY_GET_DISPLAY_PLATFORM_EXT
    // then this method must be implemented.
    TCU_CHECK_INTERNAL((m_capabilities & platformCapabilities) == 0);
    TCU_THROW(NotSupportedError,
              "eglu::NativeDisplay can't be used with eglGetPlatformDisplay or eglGetPlatformDisplayEXT()");
}

// NativeDisplayFactory

NativeDisplayFactory::NativeDisplayFactory(const std::string &name, const std::string &description,
                                           NativeDisplay::Capability capabilities, EGLenum platformType,
                                           const char *platformExtension)
    : FactoryBase(name, description)
    , m_capabilities(capabilities)
    , m_platformType(platformType)
    , m_platformExtension(platformExtension)
{
    DE_ASSERT(platformType != EGL_NONE &&
              (platformExtension || (platformCapabilities & NativeDisplay::CAPABILITY_GET_DISPLAY_PLATFORM)));
    DE_ASSERT(capabilities & platformCapabilities);
}

NativeDisplayFactory::NativeDisplayFactory(const std::string &name, const std::string &description,
                                           NativeDisplay::Capability capabilities)
    : FactoryBase(name, description)
    , m_capabilities(capabilities)
    , m_platformType(EGL_NONE)
    , m_platformExtension("")
{
    DE_ASSERT(!(capabilities & platformCapabilities));
    DE_ASSERT(capabilities & NativeDisplay::CAPABILITY_GET_DISPLAY_LEGACY);
}

NativeDisplayFactory::~NativeDisplayFactory(void)
{
}

} // namespace eglu