/*
 ResultGraph.m - Result graph class for Popup.app 
 Copyright (C) 2004 Rob Burns 
 March,12 2004
 
 This program 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 2 of the License, or any later version.

 This program 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 this program; if not, write to the Free
 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111 USA.
*/


#include "ResultGraph.h"

@implementation ResultGraph

- (void) dealloc
{
  RELEASE(passColor);
  RELEASE(failColor);
  [super dealloc];
}

- (id) initWithFrame: (NSRect) aFrame
{
  if( (self = [super initWithFrame: aFrame]) )
    {
      passColor = RETAIN([NSColor colorWithCalibratedRed: 0.2 green: 0.8 blue: 0.2 alpha: 1.0]);
      failColor = RETAIN([NSColor colorWithCalibratedRed: 0.8 green: 0.2 blue: 0.2 alpha: 1.0]);

      pass = 0;
      fail = 0;
      return self;
    }
  return nil;
}

- (void) setPassValue: (int)aValue
{
  pass = aValue;
}

- (void) setFailValue: (int)aValue
{
  fail = aValue;
}

- (void) drawRect: (NSRect)aRect
{
  NSBezierPath *passBar;
  NSBezierPath *failBar;
  NSBezierPath *passFrame;
  NSBezierPath *failFrame;
  int space = 4;
  double barHeight = (aRect.size.height - (4 * space)) / 2;
  double maxLength = aRect.size.width;
  NSPoint passOrigin = {0,barHeight + space * 2.5};
  NSPoint failOrigin = {0, 2};
  double passLength = (pass!=0 ? (((double)pass/((double)pass + (double)fail)) * maxLength) : 0);
  double failLength = (fail!=0 ? (((double)fail/((double)pass + (double)fail)) * maxLength) : 0);

  passBar = [NSBezierPath bezierPathWithRect:
    NSMakeRect(passOrigin.x, passOrigin.y, passLength, barHeight)];
  [passColor set];    
  [passBar fill];
  
  failBar = [NSBezierPath bezierPathWithRect:
    NSMakeRect(failOrigin.x, failOrigin.y, failLength, barHeight)];
  [failColor set];
  [failBar fill];
  
  if( pass > 0 || fail > 0 )
    {
      passFrame = [NSBezierPath bezierPathWithRect:
        NSMakeRect(passOrigin.x, passOrigin.y, maxLength, barHeight)];
      [[NSColor blackColor] set];
      [passFrame stroke];
      failFrame = [NSBezierPath bezierPathWithRect:
        NSMakeRect(failOrigin.x, failOrigin.y, maxLength, barHeight)];
      [[NSColor blackColor] set];
      [failFrame stroke];
    }
}

@end