GA_Project1/Icon.cpp at master · docben/GA_Project1 · GitHub

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//
// Created by bpiranda on 13/12/2019.
//

#include "Icon.h"

Icon::Icon(float c_width, float c_height, const string &c_title):width(c_width),height(c_height),title(c_title) {
    textureId=0;
}

Icon::~Icon() {

}

void Icon::glDraw() {
    if (textureId==0) {
        int w,h;
        textureId=GlutWindow::loadTGATexture(title,w,h);
    }
    glPushMatrix();
    glEnable(GL_TEXTURE_2D);
    glBindTexture(GL_TEXTURE_2D,textureId);
    glScalef(width,height,1.0f);
    glBegin(GL_QUADS);
    glTexCoord2f(0,0);
    glVertex2f(-0.5,-0.5);
    glTexCoord2f(1.0f,0);
    glVertex2f(0.5,-0.5);
    glTexCoord2f(1.0f,1.0f);
    glVertex2f(0.5,0.5);
    glTexCoord2f(0,1.0f);
    glVertex2f(-0.5,0.5);
    glEnd();
    glDisable(GL_TEXTURE_2D);
    glPopMatrix();
}