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//! \example tutorial-draw-line.cpp
#include <visp3/core/vpConfig.h>
#include <visp3/gui/vpDisplayFactory.h>
#ifdef ENABLE_VISP_NAMESPACE
using namespace VISP_NAMESPACE_NAME;
#endif
int main()
{
#if defined(VISP_HAVE_DISPLAY)
vpImage<unsigned char> I(2160, 3840, 128);
#if (VISP_CXX_STANDARD >= VISP_CXX_STANDARD_11)
std::shared_ptr<vpDisplay> d = vpDisplayFactory::createDisplay(I, -1, -1, "Line drawing", vpDisplay::SCALE_AUTO);
#else
vpDisplay *d = vpDisplayFactory::allocateDisplay(I, -1, -1, "Line drawing", vpDisplay::SCALE_AUTO);
#endif
vpDisplay::display(I);
//! [Line]
vpDisplay::displayLine(I, I.getHeight() / 4, I.getWidth() / 4, (3 * I.getHeight()) / 4, (3 * I.getWidth()) / 4,
vpColor::red, 10);
//! [Line]
vpDisplay::flush(I);
std::cout << "A click to quit..." << std::endl;
vpDisplay::getClick(I);
#if (VISP_CXX_STANDARD < VISP_CXX_STANDARD_11)
delete d;
#endif
#else
std::cout << "No gui available to display an image..." << std::endl;
#endif
return EXIT_SUCCESS;
}
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