program_shapes.cpp

c++程序设计讲义 cppprograming 含源码

#include <iostream>
#include <rect.h>
#include <triangle.h>
#include <ellipse.h>

using namespace std;

SimpleWindow *W;
TriangleShape *T;
RectangleShape *R;
EllipseShape *E;

int ApiMain() {
    W = new SimpleWindow("Test Shapes", 17.0, 7.0, Position(4.0, 4.0));
    W->Open();
    
    T = new TriangleShape(*W, Position(3.5, 3.5), Red, 3.0);
    T->Draw();
    
    R = new RectangleShape(*W, Position(8.5, 3.5), Yellow, 3.0, 2.0);
    R->Draw();
    
    E = new EllipseShape(*W, Position(13.5, 3.5), Green, 3.0, 2.0);
    E->Draw();
    
    return 0;
}

int ApiEnd() {
    delete T;
    delete R;
    delete E;

    W->Close();
    delete W;

    return 0;
}