/*

 File: DrawView.h

 Abstract: DrawView class that draws the current selected

                stage of the sample code.

 Version: <1.0>

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 */

#import "DrawView.h"

#import "DrawController.h"

#include "Stages.h"

@implementation DrawView

//

// Initialization

//

- (id)initWithFrame:(NSRect)frameRect

{

    if ((self = [super initWithFrame:frameRect]) != nil) {

    // Add initialization code here

    stage = 0;

    }

    return self;

}

//

//  Draw our content here

//

- (void)drawRect:(NSRect)rect

{

    NSGraphicsContext *nsctx = [NSGraphicsContext currentContext];

    CGContextRef context = (CGContextRef)[nsctx graphicsPort];

    float whiteColor[4] = {1, 1, 1, 1};

    float ops;

    CGRect r = CGRectMake(rect.origin.x, rect.origin.y, rect.size.width, rect.size.height);

    // Draw a white background

    CGColorSpaceRef cs = CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB);

    CGContextSetFillColorSpace(context,cs);

    CGContextSetFillColor(context, whiteColor);

    CGContextFillRect(context,r);

    CFRelease(cs);  // Done with this colorspace

    switch (stage) {

    default:

    case 1:

    ops = drawStage1(context, r);

    break;

    case 2:

    ops = drawStage2(context, r);

    break;

    case 3:

    ops = drawStage3(context, r);

    break;

    case 4:

    ops = drawStage4(context, r);

    break;

    case 5:

    ops = drawStage5(context, r);

    break;

    case 6:

    ops = drawStage6(context, r);

    break;

    case 7:

    ops = drawStage7(context, r);

    break;

    case 8:

    ops = drawStage8(context, r);

    break;

    case 9:

        ops = drawStage9(context, r);

        break;

    }

    [[[self window] windowController] updateTextField:ops];

}

//

// Change the current stage being run

// 

- (void)changeStage:(int)tag

{

    stage = tag;

    [self setNeedsDisplay:YES];

}

@end