Added the TweenManager

2026-07-18 12:30:44 +08:00 · 2013-08-29 00:09:12 +01:00
parent d323404676
commit b8d3a61c97
16 changed files with 2070 additions and 15 deletions
@@ -0,0 +1,278 @@
+Phaser.Easing = {
+
+	Linear: {
+
+		None: function ( k ) {
+
+			return k;
+
+		}
+
+	},
+
+	Quadratic: {
+
+		In: function ( k ) {
+
+			return k * k;
+
+		},
+
+		Out: function ( k ) {
+
+			return k * ( 2 - k );
+
+		},
+
+		InOut: function ( k ) {
+
+			if ( ( k *= 2 ) < 1 ) return 0.5 * k * k;
+			return - 0.5 * ( --k * ( k - 2 ) - 1 );
+
+		}
+
+	},
+
+	Cubic: {
+
+		In: function ( k ) {
+
+			return k * k * k;
+
+		},
+
+		Out: function ( k ) {
+
+			return --k * k * k + 1;
+
+		},
+
+		InOut: function ( k ) {
+
+			if ( ( k *= 2 ) < 1 ) return 0.5 * k * k * k;
+			return 0.5 * ( ( k -= 2 ) * k * k + 2 );
+
+		}
+
+	},
+
+	Quartic: {
+
+		In: function ( k ) {
+
+			return k * k * k * k;
+
+		},
+
+		Out: function ( k ) {
+
+			return 1 - ( --k * k * k * k );
+
+		},
+
+		InOut: function ( k ) {
+
+			if ( ( k *= 2 ) < 1) return 0.5 * k * k * k * k;
+			return - 0.5 * ( ( k -= 2 ) * k * k * k - 2 );
+
+		}
+
+	},
+
+	Quintic: {
+
+		In: function ( k ) {
+
+			return k * k * k * k * k;
+
+		},
+
+		Out: function ( k ) {
+
+			return --k * k * k * k * k + 1;
+
+		},
+
+		InOut: function ( k ) {
+
+			if ( ( k *= 2 ) < 1 ) return 0.5 * k * k * k * k * k;
+			return 0.5 * ( ( k -= 2 ) * k * k * k * k + 2 );
+
+		}
+
+	},
+
+	Sinusoidal: {
+
+		In: function ( k ) {
+
+			return 1 - Math.cos( k * Math.PI / 2 );
+
+		},
+
+		Out: function ( k ) {
+
+			return Math.sin( k * Math.PI / 2 );
+
+		},
+
+		InOut: function ( k ) {
+
+			return 0.5 * ( 1 - Math.cos( Math.PI * k ) );
+
+		}
+
+	},
+
+	Exponential: {
+
+		In: function ( k ) {
+
+			return k === 0 ? 0 : Math.pow( 1024, k - 1 );
+
+		},
+
+		Out: function ( k ) {
+
+			return k === 1 ? 1 : 1 - Math.pow( 2, - 10 * k );
+
+		},
+
+		InOut: function ( k ) {
+
+			if ( k === 0 ) return 0;
+			if ( k === 1 ) return 1;
+			if ( ( k *= 2 ) < 1 ) return 0.5 * Math.pow( 1024, k - 1 );
+			return 0.5 * ( - Math.pow( 2, - 10 * ( k - 1 ) ) + 2 );
+
+		}
+
+	},
+
+	Circular: {
+
+		In: function ( k ) {
+
+			return 1 - Math.sqrt( 1 - k * k );
+
+		},
+
+		Out: function ( k ) {
+
+			return Math.sqrt( 1 - ( --k * k ) );
+
+		},
+
+		InOut: function ( k ) {
+
+			if ( ( k *= 2 ) < 1) return - 0.5 * ( Math.sqrt( 1 - k * k) - 1);
+			return 0.5 * ( Math.sqrt( 1 - ( k -= 2) * k) + 1);
+
+		}
+
+	},
+
+	Elastic: {
+
+		In: function ( k ) {
+
+			var s, a = 0.1, p = 0.4;
+			if ( k === 0 ) return 0;
+			if ( k === 1 ) return 1;
+			if ( !a || a < 1 ) { a = 1; s = p / 4; }
+			else s = p * Math.asin( 1 / a ) / ( 2 * Math.PI );
+			return - ( a * Math.pow( 2, 10 * ( k -= 1 ) ) * Math.sin( ( k - s ) * ( 2 * Math.PI ) / p ) );
+
+		},
+
+		Out: function ( k ) {
+
+			var s, a = 0.1, p = 0.4;
+			if ( k === 0 ) return 0;
+			if ( k === 1 ) return 1;
+			if ( !a || a < 1 ) { a = 1; s = p / 4; }
+			else s = p * Math.asin( 1 / a ) / ( 2 * Math.PI );
+			return ( a * Math.pow( 2, - 10 * k) * Math.sin( ( k - s ) * ( 2 * Math.PI ) / p ) + 1 );
+
+		},
+
+		InOut: function ( k ) {
+
+			var s, a = 0.1, p = 0.4;
+			if ( k === 0 ) return 0;
+			if ( k === 1 ) return 1;
+			if ( !a || a < 1 ) { a = 1; s = p / 4; }
+			else s = p * Math.asin( 1 / a ) / ( 2 * Math.PI );
+			if ( ( k *= 2 ) < 1 ) return - 0.5 * ( a * Math.pow( 2, 10 * ( k -= 1 ) ) * Math.sin( ( k - s ) * ( 2 * Math.PI ) / p ) );
+			return a * Math.pow( 2, -10 * ( k -= 1 ) ) * Math.sin( ( k - s ) * ( 2 * Math.PI ) / p ) * 0.5 + 1;
+
+		}
+
+	},
+
+	Back: {
+
+		In: function ( k ) {
+
+			var s = 1.70158;
+			return k * k * ( ( s + 1 ) * k - s );
+
+		},
+
+		Out: function ( k ) {
+
+			var s = 1.70158;
+			return --k * k * ( ( s + 1 ) * k + s ) + 1;
+
+		},
+
+		InOut: function ( k ) {
+
+			var s = 1.70158 * 1.525;
+			if ( ( k *= 2 ) < 1 ) return 0.5 * ( k * k * ( ( s + 1 ) * k - s ) );
+			return 0.5 * ( ( k -= 2 ) * k * ( ( s + 1 ) * k + s ) + 2 );
+
+		}
+
+	},
+
+	Bounce: {
+
+		In: function ( k ) {
+
+			return 1 - TWEEN.Easing.Bounce.Out( 1 - k );
+
+		},
+
+		Out: function ( k ) {
+
+			if ( k < ( 1 / 2.75 ) ) {
+
+				return 7.5625 * k * k;
+
+			} else if ( k < ( 2 / 2.75 ) ) {
+
+				return 7.5625 * ( k -= ( 1.5 / 2.75 ) ) * k + 0.75;
+
+			} else if ( k < ( 2.5 / 2.75 ) ) {
+
+				return 7.5625 * ( k -= ( 2.25 / 2.75 ) ) * k + 0.9375;
+
+			} else {
+
+				return 7.5625 * ( k -= ( 2.625 / 2.75 ) ) * k + 0.984375;
+
+			}
+
+		},
+
+		InOut: function ( k ) {
+
+			if ( k < 0.5 ) return TWEEN.Easing.Bounce.In( k * 2 ) * 0.5;
+			return TWEEN.Easing.Bounce.Out( k * 2 - 1 ) * 0.5 + 0.5;
+
+		}
+
+	}
+
+};