C4 sample project "Music List" #BLOG

SongListWorkSpace.m

#import "SongListWorkSpace.h"

@interface SongListWorkSpace ()

@end

@implementation SongListWorkSpace {
    C4Button *songButton;
    C4Image  *songImage;
    C4Label  *songTitleLabel;
    C4Label  *composerLabel;
    C4Shape *circle;
}

-(void)setup
{
    _currentSongTag = 0;
    [self setupSongLabel];
}

-(void)setupSongLabel
{
    for (int i = 0; i < songListCount; i++) {
        
        //Button
        songButton = [C4Button buttonWithType:CUSTOM];
        songButton.UIButton.tag = i;//UIButtonがProperty
        songButton.frame = CGRectMake(0, 80 + (80 * i), 300, 80);
        [songButton setBackgroundImage:nil forState:NORMAL];
        [songButton runMethod:@"onSongButton:" target:self forEvent:TOUCHUPINSIDE];
        
        //Image
        songImage = [C4Image imageNamed:[NSString stringWithFormat:@"%d.png",i]];
        songImage.frame = CGRectMake(20, 80 + 12 + (80 * i), 56, 56);
        circle = [C4Shape ellipse:CGRectMake(0, 0, songImage.width, songImage.height)];
        circle.center = CGPointMake(songImage.width/2 ,songImage.height/2);
        songImage.mask = circle;
        
        //Composer
        NSString *composer = [self composerNameWithTag:i];
        composerLabel = [C4Label labelWithText:composer];
        composerLabel.frame = CGRectMake(96, 80 + 15 + (80 * i), 220, 30);
        composerLabel.textColor = [UIColor lightGrayColor];
        composerLabel.font = [C4Font fontWithName:@"ArialRoundedMTBold" size:30.0f];
        
        //Title
        NSString *songTitle = [self songTitleWithTag:i];
        songTitleLabel = [C4Label labelWithText:songTitle];
        songTitleLabel.frame = CGRectMake(96, 80 + 15 + 30 + (80 * i), 220, 14);
        songTitleLabel.textColor = [UIColor lightGrayColor];
        songTitleLabel.font = [C4Font fontWithName:@"ArialRoundedMTBold" size:12.0f];

        [self.canvas addLabel:songTitleLabel];
        [self.canvas addLabel:composerLabel];
        [self.canvas addSubview:songImage];
        [self.canvas addSubview:songButton];
    }
}

-(void)onSongButton:(id)sender
{
    UIButton *selectSongButton = (UIButton *)sender;
    _currentSongTag = selectSongButton.tag;
    [self.delegate selectedSong:_currentSongTag];
}

-(NSString *)songTitleWithTag:(songListTag)tag
{
    switch (tag) {
        case Beethoven:
            return @"交響曲第9番 第4楽章";
            break;
        case Ravel:
            return @"ボレロ";
            break;
        case Bizet:
            return @"カルメン 第1幕への前奏曲";
            break;
        case Dvorak:
            return @"交響曲第9番 新世界より 第4楽章";
            break;
        case Rachmaninov:
            return @"ピアノ協奏曲第2番 第3楽章";
            break;
        default:
            return nil;
            break;
    }
}

-(NSString *)composerNameWithTag:(songListTag)tag
{
    switch (tag) {
        case Beethoven:
            return @"Beethoven";
            break;
        case Ravel:
            return @"Ravel";
            break;
        case Bizet:
            return @"Bizet";
            break;
        case Dvorak:
            return @"Dvořák";
            break;
        case Rachmaninov:
            return @"Rachmaninov";
            break;
        default:
            return nil;
            break;
    }
}

@end