今年も終わり。ということで除夜の鐘をつかって煩悩を飛ばすiPhoneアプリのサンプルコードを描いてみます。
今回使った画像
動かすとこんな感じです
サンプルコード
#import “ViewController.h”
#import <SpriteKit/SpriteKit.h>
@interface BellScene : SKScene
@property BOOL contentCreated;
@end
@implementation BellScene
– (void)didMoveToView:(SKView *)view
{
if (!self.contentCreated) {
self.backgroundColor = [SKColor lightGrayColor];
//[SKColor colorWithHue:225.0/360.0 saturation:1.0 brightness:0.5 alpha:1.0];
[self create2013];
[self createBell];
}
}
-(void)createBell
{
SKSpriteNode *bell = [SKSpriteNode spriteNodeWithImageNamed:@”bell”];
bell.name = @”bell”;
bell.position = CGPointMake(CGRectGetMidX(self.frame), 100);
[self addChild:bell];
bell.physicsBody = [SKPhysicsBody bodyWithRectangleOfSize:bell.size];
bell.physicsBody.linearDamping = 1.0;
bell.physicsBody.angularDamping = 1.0;
SKSpriteNode *top = [SKSpriteNode spriteNodeWithColor:[SKColor clearColor] size:CGSizeMake(10, 10)];
top.position = CGPointMake(bell.position.x, bell.position.y + 80);
[self addChild:top];
top.physicsBody = [SKPhysicsBody bodyWithRectangleOfSize:top.size];
top.physicsBody.dynamic = NO;
SKPhysicsJointLimit *lope = [SKPhysicsJointLimit jointWithBodyA:bell.physicsBody bodyB:top.physicsBody anchorA:CGPointMake(bell.position.x, bell.position.y + 30) anchorB:top.position];
lope.maxLength = 50;
[self.physicsWorld addJoint:lope];
}
– (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
{
SKNode *bell = [self childNodeWithName:@”bell”];
[bell.physicsBody applyImpulse:CGVectorMake(10, 0) atPoint:CGPointMake(0.5, 0.1)];
SKSpriteNode *boy = [SKSpriteNode spriteNodeWithImageNamed:@”bellboy”];
boy.position = bell.position;
[self addChild:boy];
SKLabelNode *bonnou = [SKLabelNode node];
bonnou.position = CGPointMake(-20, –30);
bonnou.text = @”ぼ～ん“;
bonnou.fontColor = [SKColor whiteColor];
bonnou.fontSize = 40;
[boy addChild:bonnou];
float x = arc4random() % 600;
SKAction *move = [SKAction moveTo:CGPointMake(x, 400) duration:2.0];
[boy runAction:move completion:^{
[boy removeFromParent];
}];
}
– (void)create2013
{
SKLabelNode *year = [SKLabelNode node];
year.text = @”2013″;
year.fontColor = [[SKColor blackColor] colorWithAlphaComponent:0.3];
year.fontSize = 180;
year.position = CGPointMake(CGRectGetMidX(self.frame), CGRectGetMidY(self.frame));
[self addChild:year];
}
@end
@interface ViewController ()
@end
@implementation ViewController
– (void)viewDidAppear:(BOOL)animated
{
SKView *spriteView = [[SKView alloc] initWithFrame:self.view.bounds];
[self.view addSubview:spriteView];
SKScene *scene = [[BellScene alloc] initWithSize:spriteView.frame.size];
[spriteView presentScene:scene];
}
@end