/**
  * This file contains a simplified version of the House Demo from the
  * CMU Graphics Package.  The CMU Graphics Library was written
  * at the Carnegie Mellon University School of Computer Science and
  * is available from Mark Stehlik's Advanced Placement web page:
  *   http://www.cs.cmu.edu/~mjs/
  *
  */

#include <iostream>
#include "CMUgraphicsLib\CMUgraphics.h"
#include "waitnclear.h"

int main()
{
    // Create a new window 600 by 440 in size
    window myWindow(600, 440, 5, 5);          // window for graphics

    // Change the window title to something different
    myWindow.ChangeTitle("CS 420: CMU Graphics Package Demo");
 
    // Don't make us click on an empty window at the end
    myWindow.SetWaitClose(false);
    
    // -- HOUSE DEMO --

	// House location: coordinates of upper-left corner
	//   of house body (not including roof)
	const int HOUSE_LEFT = 100;	// X-coord of left wall
	const int HOUSE_TOP = 150;	// Y-coord of house body top

	// House, door, window dimensions
	const int HOUSE_WIDTH = 400;
	const int HOUSE_HEIGHT = 200;
	const int DOOR_WIDTH = 30;
	const int DOOR_HEIGHT = 50;
	const int WINDOW_WIDTH = 50;
	const int WINDOW_HEIGHT = 70;
	
	// We can derive the x-coordinate of the right wall,
	//	the x-coordinate of the middle of the house,
	//	and the y-coordinate of the bottom of the house.
	int HOUSE_RIGHT = HOUSE_LEFT + HOUSE_WIDTH;
	int HOUSE_MID = HOUSE_LEFT + HOUSE_WIDTH/2;
	int HOUSE_BOTTOM = HOUSE_TOP + HOUSE_HEIGHT;
		    
    // House body: Draw a FILLED rectangle in brown without 
    //	a border
    myWindow.SetPen(BROWN, 0);    
    myWindow.SetBrush(BROWN);
    myWindow.DrawRectangle(HOUSE_LEFT, HOUSE_TOP, 
    					HOUSE_RIGHT, HOUSE_BOTTOM, FILLED);

    // Roof: Draw two lines in black from the top-left
    //	and top-right of the house body to the peak. 
    //	The x-coord of the peak is HOUSE_MID;
    //	the y-coord is HOUSE_TOP - HOUSE_HEIGHT/2.
    int peak_y = HOUSE_TOP - HOUSE_HEIGHT/2;
 	myWindow.SetPen(BLACK);
	myWindow.DrawLine(HOUSE_LEFT, HOUSE_TOP, HOUSE_MID, 
						peak_y);
	myWindow.DrawLine(HOUSE_RIGHT, HOUSE_TOP, HOUSE_MID, 
						peak_y);

    // Door: Draw a FILLED rectangle in brown without 
    //	a border, centered left-to-right
	myWindow.SetPen(BLACK);
	myWindow.SetBrush(BLACK);
	myWindow.DrawRectangle(HOUSE_MID - DOOR_WIDTH/2, 
							 HOUSE_BOTTOM - DOOR_HEIGHT, 
							 HOUSE_MID + DOOR_WIDTH/2, 
							 HOUSE_BOTTOM, FILLED);
   
    // Windows: Draw 2 windows, one on each side of the door,
    //	evenly spaced between the door and the side of the
    //	house.  Evenly space the tops of the windows between
    //	the top and bottom of the house body.  Each window is
    //	a FILLED rectangle in white with a black 1 pixel
    //	border and two black lines to make 4 panes.
    // Window 1:
    int w_ul_x = HOUSE_LEFT + HOUSE_WIDTH/4 - WINDOW_WIDTH/2;
    int w_ul_y = HOUSE_TOP + HOUSE_HEIGHT/2 - WINDOW_HEIGHT/2;
    int w_mid_width = w_ul_x + WINDOW_WIDTH/2;
    int w_mid_height = w_ul_y + WINDOW_HEIGHT/2;
    myWindow.SetPen(BLACK, 1);    
	myWindow.SetBrush(WHITE);
	myWindow.DrawRectangle(w_ul_x, w_ul_y, 
							 w_ul_x + WINDOW_WIDTH, 
							 w_ul_y + WINDOW_HEIGHT, FILLED);
	myWindow.DrawLine(w_ul_x, w_mid_height, 
						w_ul_x + WINDOW_WIDTH, w_mid_height);
	myWindow.DrawLine(w_mid_width, w_ul_y, 
						w_mid_width, w_ul_y + WINDOW_HEIGHT);

    // Window 2:
    w_ul_x = HOUSE_LEFT + 3*HOUSE_WIDTH/4 - WINDOW_WIDTH/2;
    w_mid_width = w_ul_x + WINDOW_WIDTH/2;
	myWindow.DrawRectangle(w_ul_x, w_ul_y, 
							 w_ul_x + WINDOW_WIDTH, 
							 w_ul_y + WINDOW_HEIGHT, FILLED);
	myWindow.DrawLine(w_ul_x, w_mid_height, 
						w_ul_x + WINDOW_WIDTH, w_mid_height);
	myWindow.DrawLine(w_mid_width, w_ul_y, 
						w_mid_width, w_ul_y + WINDOW_HEIGHT);
    
     // Wait for a mouse click and clear the window
    WaitNClear(myWindow);

          
	return 0;
}