#ifndef _EGLUNATIVEPIXMAP_HPP
#define _EGLUNATIVEPIXMAP_HPP
/*-------------------------------------------------------------------------
 * 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 pixmap abstraction
 *//*--------------------------------------------------------------------*/

#include "tcuDefs.hpp"
#include "tcuFactoryRegistry.hpp"
#include "egluHeaderWrapper.hpp"
#include "tcuVector.hpp"

namespace tcu
{
class TextureLevel;
}

namespace eglu
{

class NativeDisplay;

class NativePixmap
{
public:
	enum Capability
	{
		CAPABILITY_CREATE_SURFACE_LEGACY	= (1<<0),	//!< EGL surface can be created with eglCreatePixmapSurface()
		CAPABILITY_CREATE_SURFACE_PLATFORM	= (1<<1),	//!< EGL surface can be created with eglCreatePlatformPixmapSurface()
		CAPABILITY_READ_PIXELS				= (1<<2)
	};

	virtual						~NativePixmap					(void) {}

	//! Return EGLNativePixmapType that can be used with eglCreatePixmapSurface(). Default implementation throws tcu::NotSupportedError().
	virtual EGLNativePixmapType	getLegacyNative					(void);

	//! Return native pointer that can be used with eglCreatePlatformPixmapSurfaceEXT(). Default implementation throws tcu::NotSupportedError().
	virtual void*				getPlatformNative				(void);

	// Read pixels from pixmap. Default implementation throws tcu::NotSupportedError()
	virtual void				readPixels						(tcu::TextureLevel* dst);

	// These values are initialized in constructor.
	Capability					getCapabilities					(void) const { return m_capabilities; }

protected:
								NativePixmap					(Capability capabilities);

private:
								NativePixmap					(const NativePixmap&);
	NativePixmap&				operator=						(const NativePixmap&);

	const Capability			m_capabilities;
};

class NativePixmapFactory : public tcu::FactoryBase
{
public:
	virtual							~NativePixmapFactory	(void);

	//! Create generic pixmap.
	virtual NativePixmap*			createPixmap			(NativeDisplay* nativeDisplay, int width, int height) const = 0;

	//! Create pixmap that matches given EGL config. Defaults to generic createPixmap().
	virtual NativePixmap*			createPixmap			(NativeDisplay* nativeDisplay, EGLDisplay display, EGLConfig config, const EGLAttrib* attribList, int width, int height) const;

	NativePixmap::Capability		getCapabilities			(void) const { return m_capabilities; }

protected:
									NativePixmapFactory		(const std::string& name, const std::string& description, NativePixmap::Capability capabilities);

private:
									NativePixmapFactory		(const NativePixmapFactory&);
	NativePixmapFactory&			operator=				(const NativePixmapFactory&);

	const NativePixmap::Capability	m_capabilities;
};

typedef tcu::FactoryRegistry<NativePixmapFactory> NativePixmapFactoryRegistry;

} // eglu

#endif // _EGLUNATIVEPIXMAP_HPP