OGLRectangleElement.cpp

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/*
 * Copyright (C) <2012-2024> <EDF-DTG> <FRANCE>
 * This file is part of Code_TYMPAN (R).
 * Code_TYMPAN (R) 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.
 * Code_TYMPAN (R) 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 Code_TYMPAN (R). If not, see <https://www.gnu.org/licenses/>.
 */
 
/*
 *
 */
 
#include "OGLRectangleElement.h"
 
#if _WIN32
    #include <windows.h>
#endif //_WIN32
 
#include <GL/gl.h>
 
#include "OGLRectangle.h"
 
OGLRectangleElement::OGLRectangleElement()
{
    m_pOGLRectangleToDisplay = new OGLRectangle();
    m_oPoint0 = QVector3D(0.0, 0.0, 0.0);
    m_oPoint1 = QVector3D(0.0, 0.0, 0.0);
    m_oPoint2 = QVector3D(0.0, 0.0, 0.0);
    m_oPoint3 = QVector3D(0.0, 0.0, 0.0);
    m_bIs3D = false;
    m_bFull = false;
}
 
OGLRectangleElement::~OGLRectangleElement()
{
    if (m_pOGLRectangleToDisplay)
    {
        delete m_pOGLRectangleToDisplay;
    }
}
 
void OGLRectangleElement::setColor(const OColor& oColor)
{
    m_oColor = oColor;
}
 
int OGLRectangleElement::render()
{
    if (m_bVisible)
    {
        if (m_bIs3D)
        {
            // Nouvelle vue
            glMatrixMode(GL_MODELVIEW);
            glPushMatrix();
            m_pOGLRectangleToDisplay->drawRectangle(m_oPoint0, m_oPoint1, m_oPoint2, m_oPoint3, m_oColor);
            // Ancienne vue
            glPopMatrix();
        }
        else
        {
            GLint viewport[4];
            glGetIntegerv(GL_VIEWPORT, viewport);
            unsigned int width = viewport[2];
            unsigned int height = viewport[3];
            // Nouvelle projection
            glMatrixMode(GL_PROJECTION);
            glPushMatrix();
            glLoadIdentity();
            glOrtho(0, width, 0.0, height, 0.0, 1.0);
 
            // Nouvelle vue
            glMatrixMode(GL_MODELVIEW);
            glPushMatrix();
            glLoadIdentity();
 
            m_pOGLRectangleToDisplay->drawRectangle(m_oPoint0, m_oPoint1, m_oPoint2, m_oPoint3, m_oColor,
                                                    m_bFull);
 
            // Ancienne projection
            glMatrixMode(GL_PROJECTION);
            glPopMatrix();
 
            // Ancienne vue
            glMatrixMode(GL_MODELVIEW);
            glPopMatrix();
        }
    }
 
    return 0;
}