MyWindowController.m

/*
     File: MyWindowController.m 
 Abstract: The window controller class for this sample.
  
  Version: 1.1 
  
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 */
 
#import "MyWindowController.h"
 
#import "MyBaseGradientView.h"
#import "MyRectGradientView.h"
 
@implementation MyWindowController
 
// -------------------------------------------------------------------------------
//  initWithPath:newPath
// -------------------------------------------------------------------------------
- initWithPath:(NSString*)newPath
{
    return [super initWithWindowNibName:@"TestWindow"];
}
 
// -------------------------------------------------------------------------------
//  awakeFromNib:
// -------------------------------------------------------------------------------
- (void)awakeFromNib
{
    // make sure our angle text input keep the right format
    NSNumberFormatter* formatter = [[NSNumberFormatter alloc] init];
    [formatter setNumberStyle: NSNumberFormatterDecimalStyle];
    [[angle cell] setFormatter:formatter];
    [formatter release];
    
    // setup the initial start color
    [rectGradientView setStartColor:[NSColor orangeColor]];
    [bezierGradientView setStartColor:[NSColor orangeColor]];
    [startColorWell setColor:[NSColor orangeColor]];
    
    // setup the initial end color
    [rectGradientView setEndColor:[NSColor blueColor]];
    [bezierGradientView setEndColor:[NSColor blueColor]];
    [endColorWell setColor:[NSColor blueColor]];
    
    // setup the initial angle value
    [rectGradientView setAngle:90.0];
    [bezierGradientView setAngle:90.0];
    [angle setStringValue:@"90.0"];
    [angleSlider setFloatValue:90.0];
}
 
// -------------------------------------------------------------------------------
//  swapColors:sender
// -------------------------------------------------------------------------------
// user wants to swap the start and end colors
//
- (IBAction)swapColors:(id)sender
{
    NSColor* startColor = [startColorWell color];
    NSColor* endColor = [endColorWell color];
    
    // change all our view's start and end colors
    [rectGradientView setStartColor: endColor];
    [rectGradientView setEndColor: startColor];
    
    [bezierGradientView setStartColor: endColor];
    [bezierGradientView setEndColor: startColor];
    
    // fix our color wells
    [startColorWell setColor: endColor];
    [endColorWell setColor: startColor];
}
 
// -------------------------------------------------------------------------------
//  startColor:sender
// -------------------------------------------------------------------------------
// user changed the start color
//
- (IBAction)startColor:(id)sender
{
    NSColor* newColor = [sender color];
    [rectGradientView setStartColor: newColor];
    [bezierGradientView setStartColor: newColor];
}
 
// -------------------------------------------------------------------------------
//  endColor:sender
// -------------------------------------------------------------------------------
// user changed the end color
//
- (IBAction)endColor:(id)sender
{
    NSColor* newColor = [sender color];
    [rectGradientView setEndColor: newColor];
    [bezierGradientView setEndColor: newColor];
}
 
// -------------------------------------------------------------------------------
//  controlTextDidEndEditing:notification
// -------------------------------------------------------------------------------
// user changed the angle value
//
- (void)controlTextDidEndEditing:(NSNotification*)notification
{
    CGFloat theAngle = [angle floatValue];
    [rectGradientView setAngle: theAngle];
    [bezierGradientView setAngle: theAngle];
    
    double theAngleDougle = [angle doubleValue];
    [angleSlider setDoubleValue: theAngleDougle];
    [angleSlider setNeedsDisplay: YES];
}
 
// -------------------------------------------------------------------------------
//  angleSliderChange:sender
// -------------------------------------------------------------------------------
// user changed the angle from the circular slider
//
- (IBAction)angleSliderChange:(id)sender
{
    float angleValue = [sender floatValue];
    [rectGradientView setAngle: angleValue];
    [bezierGradientView setAngle: angleValue];
    [angle setDoubleValue: angleValue];
}
 
// -------------------------------------------------------------------------------
//  radialDraw:sender
// -------------------------------------------------------------------------------
// user changed the draw radial gradient checkbox
//
- (IBAction)radialDraw:(id)sender
{
    [rectGradientView setRadialDraw: [[sender selectedCell] state]];
    [bezierGradientView setRadialDraw: [[sender selectedCell] state]];
    
    // angle factor does not relate to radial draws
    [angleSlider setEnabled: ![[sender selectedCell] state]];
    [angle setEnabled: ![[sender selectedCell] state]];
    
    // hide/show the explain text for radial gradients
    [radialExplainText setHidden: ![[sender selectedCell] state]];
}
 
@end