examples/iOS/FilterShowcase/FilterShowcase/ShowcaseFilterListController.m
#import "ShowcaseFilterListController.h"
#import "ShowcaseFilterViewController.h"

@interface ShowcaseFilterListController ()

@end

@implementation ShowcaseFilterListController

- (id)initWithStyle:(UITableViewStyle)style
{
    self = [super initWithStyle:style];
    if (self) {
        // Custom initialization
    }
    return self;
}

- (void)viewDidLoad
{
    [super viewDidLoad];

    self.title = @"Filter List";
}

- (void)viewDidUnload
{
    [super viewDidUnload];
    // Release any retained subviews of the main view.
    // e.g. self.myOutlet = nil;
}

- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation
{
    return (interfaceOrientation == UIInterfaceOrientationPortrait);
}

#pragma mark - Table view data source

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
{
    return 1;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    // Disable the last filter (Core Image face detection) if running on iOS 4.0
    if ([GPUImageContext supportsFastTextureUpload])
    {
        return GPUIMAGE_NUMFILTERS;
    }
    else
    {
        return (GPUIMAGE_NUMFILTERS - 1);
    }
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
	NSInteger index = [indexPath row];
	UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"FilterCell"];
	if (cell == nil) 
	{
        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:@"FilterCell"];
		cell.textLabel.textColor = [UIColor blackColor];
	}		
	
	cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
    
	switch (index)
	{
		case GPUIMAGE_SATURATION: cell.textLabel.text = @"Saturation"; break;
		case GPUIMAGE_CONTRAST: cell.textLabel.text = @"Contrast"; break;
		case GPUIMAGE_BRIGHTNESS: cell.textLabel.text = @"Brightness"; break;
		case GPUIMAGE_LEVELS: cell.textLabel.text = @"Levels"; break;
		case GPUIMAGE_EXPOSURE: cell.textLabel.text = @"Exposure"; break;
        case GPUIMAGE_RGB: cell.textLabel.text = @"RGB"; break;
        case GPUIMAGE_HUE: cell.textLabel.text = @"Hue"; break;
        case GPUIMAGE_WHITEBALANCE: cell.textLabel.text = @"White balance"; break;
        case GPUIMAGE_MONOCHROME: cell.textLabel.text = @"Monochrome"; break;
        case GPUIMAGE_FALSECOLOR: cell.textLabel.text = @"False color"; break;
		case GPUIMAGE_SHARPEN: cell.textLabel.text = @"Sharpen"; break;
		case GPUIMAGE_UNSHARPMASK: cell.textLabel.text = @"Unsharp mask"; break;
		case GPUIMAGE_GAMMA: cell.textLabel.text = @"Gamma"; break;
		case GPUIMAGE_TONECURVE: cell.textLabel.text = @"Tone curve"; break;
		case GPUIMAGE_HIGHLIGHTSHADOW: cell.textLabel.text = @"Highlights and shadows"; break;
		case GPUIMAGE_HAZE: cell.textLabel.text = @"Haze"; break;
        case GPUIMAGE_CHROMAKEYNONBLEND: cell.textLabel.text = @"Chroma key"; break;
        case GPUIMAGE_HISTOGRAM: cell.textLabel.text = @"Histogram"; break;
        case GPUIMAGE_HISTOGRAM_EQUALIZATION: cell.textLabel.text = @"Histogram Equalization"; break;
        case GPUIMAGE_AVERAGECOLOR: cell.textLabel.text = @"Average color"; break;
        case GPUIMAGE_LUMINOSITY: cell.textLabel.text = @"Luminosity"; break;
		case GPUIMAGE_THRESHOLD: cell.textLabel.text = @"Threshold"; break;
		case GPUIMAGE_ADAPTIVETHRESHOLD: cell.textLabel.text = @"Adaptive threshold"; break;
		case GPUIMAGE_AVERAGELUMINANCETHRESHOLD: cell.textLabel.text = @"Average luminance threshold"; break;
        case GPUIMAGE_CROP: cell.textLabel.text = @"Crop"; break;
        case GPUIMAGE_TRANSFORM: cell.textLabel.text = @"Transform (2-D)"; break;
        case GPUIMAGE_TRANSFORM3D: cell.textLabel.text = @"Transform (3-D)"; break;
		case GPUIMAGE_MASK: cell.textLabel.text = @"Mask"; break;
        case GPUIMAGE_COLORINVERT: cell.textLabel.text = @"Color invert"; break;
        case GPUIMAGE_GRAYSCALE: cell.textLabel.text = @"Grayscale"; break;
		case GPUIMAGE_SEPIA: cell.textLabel.text = @"Sepia tone"; break;
		case GPUIMAGE_MISSETIKATE: cell.textLabel.text = @"Miss Etikate (Lookup)"; break;
		case GPUIMAGE_SOFTELEGANCE: cell.textLabel.text = @"Soft elegance (Lookup)"; break;
		case GPUIMAGE_AMATORKA: cell.textLabel.text = @"Amatorka (Lookup)"; break;
		case GPUIMAGE_PIXELLATE: cell.textLabel.text = @"Pixellate"; break;
		case GPUIMAGE_POLARPIXELLATE: cell.textLabel.text = @"Polar pixellate"; break;
		case GPUIMAGE_PIXELLATE_POSITION: cell.textLabel.text = @"Pixellate (position)"; break;
		case GPUIMAGE_POLKADOT: cell.textLabel.text = @"Polka dot"; break;
		case GPUIMAGE_HALFTONE: cell.textLabel.text = @"Halftone"; break;
		case GPUIMAGE_CROSSHATCH: cell.textLabel.text = @"Crosshatch"; break;
		case GPUIMAGE_SOBELEDGEDETECTION: cell.textLabel.text = @"Sobel edge detection"; break;
		case GPUIMAGE_PREWITTEDGEDETECTION: cell.textLabel.text = @"Prewitt edge detection"; break;
		case GPUIMAGE_CANNYEDGEDETECTION: cell.textLabel.text = @"Canny edge detection"; break;
		case GPUIMAGE_THRESHOLDEDGEDETECTION: cell.textLabel.text = @"Threshold edge detection"; break;
		case GPUIMAGE_XYGRADIENT: cell.textLabel.text = @"XY derivative"; break;
		case GPUIMAGE_HARRISCORNERDETECTION: cell.textLabel.text = @"Harris corner detection"; break;
		case GPUIMAGE_NOBLECORNERDETECTION: cell.textLabel.text = @"Noble corner detection"; break;
		case GPUIMAGE_SHITOMASIFEATUREDETECTION: cell.textLabel.text = @"Shi-Tomasi feature detection"; break;
		case GPUIMAGE_HOUGHTRANSFORMLINEDETECTOR: cell.textLabel.text = @"Hough transform line detection"; break;
		case GPUIMAGE_BUFFER: cell.textLabel.text = @"Image buffer"; break;
		case GPUIMAGE_MOTIONDETECTOR: cell.textLabel.text = @"Motion detector"; break;
		case GPUIMAGE_LOWPASS: cell.textLabel.text = @"Low pass"; break;
		case GPUIMAGE_HIGHPASS: cell.textLabel.text = @"High pass"; break;
		case GPUIMAGE_SKETCH: cell.textLabel.text = @"Sketch"; break;
		case GPUIMAGE_THRESHOLDSKETCH: cell.textLabel.text = @"Threshold Sketch"; break;
		case GPUIMAGE_TOON: cell.textLabel.text = @"Toon"; break;
		case GPUIMAGE_SMOOTHTOON: cell.textLabel.text = @"Smooth toon"; break;
		case GPUIMAGE_TILTSHIFT: cell.textLabel.text = @"Tilt shift"; break;
		case GPUIMAGE_CGA: cell.textLabel.text = @"CGA colorspace"; break;
		case GPUIMAGE_CONVOLUTION: cell.textLabel.text = @"3x3 convolution"; break;
		case GPUIMAGE_EMBOSS: cell.textLabel.text = @"Emboss"; break;
		case GPUIMAGE_LAPLACIAN: cell.textLabel.text = @"Laplacian"; break;
		case GPUIMAGE_POSTERIZE: cell.textLabel.text = @"Posterize"; break;
		case GPUIMAGE_SWIRL: cell.textLabel.text = @"Swirl"; break;
		case GPUIMAGE_BULGE: cell.textLabel.text = @"Bulge"; break;
		case GPUIMAGE_SPHEREREFRACTION: cell.textLabel.text = @"Sphere refraction"; break;
		case GPUIMAGE_GLASSSPHERE: cell.textLabel.text = @"Glass sphere"; break;
		case GPUIMAGE_PINCH: cell.textLabel.text = @"Pinch"; break;
		case GPUIMAGE_STRETCH: cell.textLabel.text = @"Stretch"; break;
		case GPUIMAGE_DILATION: cell.textLabel.text = @"Dilation"; break;
		case GPUIMAGE_EROSION: cell.textLabel.text = @"Erosion"; break;
		case GPUIMAGE_OPENING: cell.textLabel.text = @"Opening"; break;
		case GPUIMAGE_CLOSING: cell.textLabel.text = @"Closing"; break;
        case GPUIMAGE_PERLINNOISE: cell.textLabel.text = @"Perlin noise"; break;
        case GPUIMAGE_VORONOI: cell.textLabel.text = @"Voronoi"; break;
        case GPUIMAGE_MOSAIC: cell.textLabel.text = @"Mosaic"; break;
		case GPUIMAGE_LOCALBINARYPATTERN: cell.textLabel.text = @"Local binary pattern"; break;
		case GPUIMAGE_CHROMAKEY: cell.textLabel.text = @"Chroma key blend (green)"; break;
		case GPUIMAGE_DISSOLVE: cell.textLabel.text = @"Dissolve blend"; break;
		case GPUIMAGE_SCREENBLEND: cell.textLabel.text = @"Screen blend"; break;
		case GPUIMAGE_COLORBURN: cell.textLabel.text = @"Color burn blend"; break;
		case GPUIMAGE_COLORDODGE: cell.textLabel.text = @"Color dodge blend"; break;
		case GPUIMAGE_LINEARBURN: cell.textLabel.text = @"Linear burn blend"; break;
		case GPUIMAGE_ADD: cell.textLabel.text = @"Add blend"; break;
		case GPUIMAGE_DIVIDE: cell.textLabel.text = @"Divide blend"; break;
		case GPUIMAGE_MULTIPLY: cell.textLabel.text = @"Multiply blend"; break;
	    case GPUIMAGE_OVERLAY: cell.textLabel.text = @"Overlay blend"; break;
	    case GPUIMAGE_LIGHTEN: cell.textLabel.text = @"Lighten blend"; break;
	    case GPUIMAGE_DARKEN: cell.textLabel.text = @"Darken blend"; break;
	    case GPUIMAGE_EXCLUSIONBLEND: cell.textLabel.text = @"Exclusion blend"; break;
	    case GPUIMAGE_DIFFERENCEBLEND: cell.textLabel.text = @"Difference blend"; break;
		case GPUIMAGE_SUBTRACTBLEND: cell.textLabel.text = @"Subtract blend"; break;
	    case GPUIMAGE_HARDLIGHTBLEND: cell.textLabel.text = @"Hard light blend"; break;
	    case GPUIMAGE_SOFTLIGHTBLEND: cell.textLabel.text = @"Soft light blend"; break;
	    case GPUIMAGE_COLORBLEND: cell.textLabel.text = @"Color blend"; break;
	    case GPUIMAGE_HUEBLEND: cell.textLabel.text = @"Hue blend"; break;
	    case GPUIMAGE_SATURATIONBLEND: cell.textLabel.text = @"Saturation blend"; break;
	    case GPUIMAGE_LUMINOSITYBLEND: cell.textLabel.text = @"Luminosity blend"; break;
	    case GPUIMAGE_NORMALBLEND: cell.textLabel.text = @"Normal blend"; break;
        case GPUIMAGE_POISSONBLEND: cell.textLabel.text = @"Poisson blend"; break;
	    case GPUIMAGE_OPACITY: cell.textLabel.text = @"Opacity adjustment"; break;
        case GPUIMAGE_KUWAHARA: cell.textLabel.text = @"Kuwahara"; break;
        case GPUIMAGE_KUWAHARARADIUS3: cell.textLabel.text = @"Kuwahara (fixed radius)"; break;
        case GPUIMAGE_VIGNETTE: cell.textLabel.text = @"Vignette"; break;
        case GPUIMAGE_GAUSSIAN: cell.textLabel.text = @"Gaussian blur"; break;
        case GPUIMAGE_MEDIAN: cell.textLabel.text = @"Median (3x3)"; break;
        case GPUIMAGE_BILATERAL: cell.textLabel.text = @"Bilateral blur"; break;
        case GPUIMAGE_MOTIONBLUR: cell.textLabel.text = @"Motion blur"; break;
        case GPUIMAGE_ZOOMBLUR: cell.textLabel.text = @"Zoom blur"; break;
        case GPUIMAGE_BOXBLUR: cell.textLabel.text = @"Box blur"; break;
        case GPUIMAGE_GAUSSIAN_SELECTIVE: cell.textLabel.text = @"Gaussian selective blur"; break;
        case GPUIMAGE_GAUSSIAN_POSITION: cell.textLabel.text = @"Gaussian (centered)"; break;
        case GPUIMAGE_IOSBLUR: cell.textLabel.text = @"iOS 7 blur"; break;
        case GPUIMAGE_UIELEMENT: cell.textLabel.text = @"UI element"; break;
		case GPUIMAGE_CUSTOM: cell.textLabel.text = @"Custom"; break;
        case GPUIMAGE_FILECONFIG: cell.textLabel.text = @"Filter Chain"; break;
        case GPUIMAGE_FILTERGROUP: cell.textLabel.text = @"Filter Group"; break;
        case GPUIMAGE_FACES: cell.textLabel.text = @"Face Detection"; break;
	}
    
    return cell;
}

/*
// Override to support conditional editing of the table view.
- (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath
{
    // Return NO if you do not want the specified item to be editable.
    return YES;
}
*/

/*
// Override to support editing the table view.
- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath
{
    if (editingStyle == UITableViewCellEditingStyleDelete) {
        // Delete the row from the data source
        [tableView deleteRowsAtIndexPaths:[NSArray arrayWithObject:indexPath] withRowAnimation:UITableViewRowAnimationFade];
    }   
    else if (editingStyle == UITableViewCellEditingStyleInsert) {
        // Create a new instance of the appropriate class, insert it into the array, and add a new row to the table view
    }   
}
*/

/*
// Override to support rearranging the table view.
- (void)tableView:(UITableView *)tableView moveRowAtIndexPath:(NSIndexPath *)fromIndexPath toIndexPath:(NSIndexPath *)toIndexPath
{
}
*/

/*
// Override to support conditional rearranging of the table view.
- (BOOL)tableView:(UITableView *)tableView canMoveRowAtIndexPath:(NSIndexPath *)indexPath
{
    // Return NO if you do not want the item to be re-orderable.
    return YES;
}
*/

#pragma mark - Table view delegate

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
    ShowcaseFilterViewController *filterViewController = [[ShowcaseFilterViewController alloc] initWithFilterType:(GPUImageShowcaseFilterType)indexPath.row];
    [self.navigationController pushViewController:filterViewController animated:YES];
}

@end
