/* -*- mia-c++  -*-
 *
 * This file is part of MIA - a toolbox for medical image analysis 
 * Copyright (c) Leipzig, Madrid 1999-2016 Gert Wollny
 *
 * MIA is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with MIA; if not, see <http://www.gnu.org/licenses/>.
 *
 */



#include <mia/2d/io/xml.hh>
#include <mia/2d/imageio.hh>

#include <mia/internal/autotest.hh>

NS_BEGIN(myosegset2d)

using namespace myosegset2d; 
using namespace mia; 
using namespace std; 


const char *testset_init = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<workset>"
	"<description><RVpeak value=\"2\"/>"
	"<LVpeak value=\"1\"/><PreferedRef value=\"0\"/></description>"
	" <frame image=\"image.png\">"
	"  <star y=\"118\" x=\"109\" r=\"21\">"
	"   <point y=\"20\" x=\"10\"/>"
	"   <point y=\"10\" x=\"20\"/>"
	"   <point y=\"4\" x=\"0\"/>"
	"  </star>"
	" </frame>"
	" <frame image=\"image2.png\">"
	"  <star y=\"117\" x=\"119\" r=\"22\">"
	"  <point y=\"21\" x=\"11\"/>"
	"  <point y=\"11\" x=\"21\"/>"
	"  <point y=\"5\" x=\"1\"/>"
	"  </star>"
	" </frame>"
	"</workset>\n";


BOOST_AUTO_TEST_CASE( test_read_simple ) 
{
	C2DUBImage img1(C2DBounds(2,3)); 
	C2DUBImage img2(C2DBounds(2,3)); 

	fill(img1.begin(), img1.end(), 0); 
	fill(img2.begin(), img2.end(), 1);

	save_image("image.png", img1); 
	save_image("image2.png", img2);

	ofstream testfile("segset.set"); 
	testfile << testset_init; 
	testfile.close(); 
	
	CXMLSegSetWithImagesIOPlugin io; 

	// create a pipe to write the data to and read from it, 
	auto inset = io.load("segset.set"); 
	
	BOOST_REQUIRE(inset);
	BOOST_CHECK_EQUAL(inset->get_RV_peak(), 2); 
	BOOST_CHECK_EQUAL(inset->get_LV_peak(), 1); 
	BOOST_CHECK_EQUAL(inset->get_preferred_reference(), 0);


	auto frames = inset->get_frames(); 
	BOOST_CHECK_EQUAL(frames.size(), 2u);


	unlink("segset.set"); 
	unlink("image.png"); 
	unlink("image2.png");
	
}


void check_segpoint_close(const CSegPoint2D& h, const CSegPoint2D& e) 
{
	BOOST_CHECK_CLOSE(h.x, e.x, 0.01); 
	BOOST_CHECK_CLOSE(h.y, e.y, 0.01);

}

void check_segstar_close(const CSegStar& have, const CSegStar& expect)
{
	check_segpoint_close(have.m_center, expect.m_center); 
	for (int i = 0; i < 3; ++i) 
		check_segpoint_close(have.m_directions[i], expect.m_directions[i]); 
	
	BOOST_CHECK_CLOSE(have.m_radius, expect.m_radius, 0.01); 
}

void check_section_close(const CSegSection& have, const CSegSection& expect)
{
	BOOST_CHECK_EQUAL(have.get_id(), expect.get_id()); 

	auto hp = have.get_points(); 
	auto ep = expect.get_points(); 
	
	BOOST_CHECK_EQUAL(hp.size(), ep.size());
	BOOST_REQUIRE(hp.size() ==ep.size());

	for (unsigned i = 0; i < hp.size(); ++i) {
		check_segpoint_close(hp[i], ep[i]); 
	}

	BOOST_CHECK_EQUAL(have.is_open(), expect.is_open());
	
	
}

BOOST_AUTO_TEST_CASE( test_write_simple ) 
{
	CSegSetWithImages set; 

	set.set_RV_peak(2); 
	set.set_LV_peak(1); 
	set.set_preferred_reference(0);
	
	CSegStar in_star0(CSegPoint2D(1,2), 3, 
			 CSegPoint2D(2,1), CSegPoint2D(0,1), CSegPoint2D(1,1)); 
	
	CSegFrame::Sections in_sections0; 
	
	CSegSection::Points s11p =  {{3,4},{5,6},{1,2}}; 
	CSegSection s11("s11", s11p, true);
	CSegSection s12("s12", s11p, false);
	in_sections0.push_back(s11); 
	in_sections0.push_back(s12); 
	
	CSegFrame in_frame0("image1.png", in_star0, in_sections0);
	in_frame0.set_quality(3.3); 
	in_frame0.set_brightness(1.0); 
	in_frame0.set_contrast(-1.0);
	

	P2DImage img1(new C2DUBImage(C2DBounds(2,3))); 
	set.add_frame(in_frame0, img1); 
	
	
	CXMLSegSetWithImagesIOPlugin io; 

	io.save("testsaveset.set", set); 
	

	auto inset = io.load("testsaveset.set"); 

	BOOST_CHECK_EQUAL(inset->get_RV_peak(), 2); 
	BOOST_CHECK_EQUAL(inset->get_LV_peak(), 1); 
	BOOST_CHECK_EQUAL(inset->get_preferred_reference(), 0);
	
	auto inframes = inset->get_frames(); 
	BOOST_CHECK_EQUAL(inframes.size(), 1u); 
	
	auto f0 = inframes[0]; 


	BOOST_CHECK_CLOSE(f0.get_quality(), in_frame0.get_quality(), 0.01); 
	BOOST_CHECK_CLOSE(f0.get_brightness(), in_frame0.get_brightness(), 0.01); 
	BOOST_CHECK_CLOSE(f0.get_contrast(), in_frame0.get_contrast(), 0.01); 
	
	auto star0 = f0.get_star(); 
	
	check_segstar_close(star0, in_star0); 
	
	auto sections0 = f0.get_sections(); 
	BOOST_CHECK_EQUAL(sections0.size(), 2u);
	
	for(int i = 0; i < 2; ++i) {
		check_section_close(sections0[i], in_sections0[i]); 
	}

	unlink("testsaveset.set"); 
	unlink("image1.png"); 
			
}

NS_END
