// Author: Daniele Giardini - http://www.demigiant.com
// Created: 2018/07/13
using System;
using UnityEngine;
using DG.Tweening.Core;
#pragma warning disable 1591
namespace DG.Tweening
{
///
/// Shortcuts/functions that are not strictly related to specific Modules
/// but are available only on some Unity versions
///
public static class DOTweenModuleUnityVersion
{
#if UNITY_4_3 || UNITY_4_4 || UNITY_4_5 || UNITY_4_6 || UNITY_5 || UNITY_2017_1_OR_NEWER
#region Unity 4.3 or Newer
#region Material
/// Tweens a Material's color using the given gradient
/// (NOTE 1: only uses the colors of the gradient, not the alphas - NOTE 2: creates a Sequence, not a Tweener).
/// Also stores the image as the tween's target so it can be used for filtered operations
/// The gradient to useThe duration of the tween
public static Sequence DOGradientColor(this Material target, Gradient gradient, float duration)
{
Sequence s = DOTween.Sequence();
GradientColorKey[] colors = gradient.colorKeys;
int len = colors.Length;
for (int i = 0; i < len; ++i) {
GradientColorKey c = colors[i];
if (i == 0 && c.time <= 0) {
target.color = c.color;
continue;
}
float colorDuration = i == len - 1
? duration - s.Duration(false) // Verifies that total duration is correct
: duration * (i == 0 ? c.time : c.time - colors[i - 1].time);
s.Append(target.DOColor(c.color, colorDuration).SetEase(Ease.Linear));
}
return s;
}
/// Tweens a Material's named color property using the given gradient
/// (NOTE 1: only uses the colors of the gradient, not the alphas - NOTE 2: creates a Sequence, not a Tweener).
/// Also stores the image as the tween's target so it can be used for filtered operations
/// The gradient to use
/// The name of the material property to tween (like _Tint or _SpecColor)
/// The duration of the tween
public static Sequence DOGradientColor(this Material target, Gradient gradient, string property, float duration)
{
Sequence s = DOTween.Sequence();
GradientColorKey[] colors = gradient.colorKeys;
int len = colors.Length;
for (int i = 0; i < len; ++i) {
GradientColorKey c = colors[i];
if (i == 0 && c.time <= 0) {
target.color = c.color;
continue;
}
float colorDuration = i == len - 1
? duration - s.Duration(false) // Verifies that total duration is correct
: duration * (i == 0 ? c.time : c.time - colors[i - 1].time);
s.Append(target.DOColor(c.color, property, colorDuration).SetEase(Ease.Linear));
}
return s;
}
#endregion
#endregion
#endif
#if UNITY_5_3_OR_NEWER || UNITY_2017_1_OR_NEWER
#region CustomYieldInstructions (Unity 5.3 or Newer)
///
/// Returns a that waits until the tween is killed or complete.
/// It can be used inside a coroutine as a yield.
/// Example usage:yield return myTween.WaitForCompletion(true);
///
public static CustomYieldInstruction WaitForCompletion(this Tween t, bool returnCustomYieldInstruction)
{
if (!t.active) {
if (Debugger.logPriority > 0) Debugger.LogInvalidTween(t);
return null;
}
return new DOTweenCYInstruction.WaitForCompletion(t);
}
///
/// Returns a that waits until the tween is killed or rewinded.
/// It can be used inside a coroutine as a yield.
/// Example usage:yield return myTween.WaitForRewind();
///
public static CustomYieldInstruction WaitForRewind(this Tween t, bool returnCustomYieldInstruction)
{
if (!t.active) {
if (Debugger.logPriority > 0) Debugger.LogInvalidTween(t);
return null;
}
return new DOTweenCYInstruction.WaitForRewind(t);
}
///
/// Returns a that waits until the tween is killed.
/// It can be used inside a coroutine as a yield.
/// Example usage:yield return myTween.WaitForKill();
///
public static CustomYieldInstruction WaitForKill(this Tween t, bool returnCustomYieldInstruction)
{
if (!t.active) {
if (Debugger.logPriority > 0) Debugger.LogInvalidTween(t);
return null;
}
return new DOTweenCYInstruction.WaitForKill(t);
}
///
/// Returns a that waits until the tween is killed or has gone through the given amount of loops.
/// It can be used inside a coroutine as a yield.
/// Example usage:yield return myTween.WaitForElapsedLoops(2);
///
/// Elapsed loops to wait for
public static CustomYieldInstruction WaitForElapsedLoops(this Tween t, int elapsedLoops, bool returnCustomYieldInstruction)
{
if (!t.active) {
if (Debugger.logPriority > 0) Debugger.LogInvalidTween(t);
return null;
}
return new DOTweenCYInstruction.WaitForElapsedLoops(t, elapsedLoops);
}
///
/// Returns a that waits until the tween is killed or has reached the given position (loops included, delays excluded).
/// It can be used inside a coroutine as a yield.
/// Example usage:yield return myTween.WaitForPosition(2.5f);
///
/// Position (loops included, delays excluded) to wait for
public static CustomYieldInstruction WaitForPosition(this Tween t, float position, bool returnCustomYieldInstruction)
{
if (!t.active) {
if (Debugger.logPriority > 0) Debugger.LogInvalidTween(t);
return null;
}
return new DOTweenCYInstruction.WaitForPosition(t, position);
}
///
/// Returns a that waits until the tween is killed or started
/// (meaning when the tween is set in a playing state the first time, after any eventual delay).
/// It can be used inside a coroutine as a yield.
/// Example usage:yield return myTween.WaitForStart();
///
public static CustomYieldInstruction WaitForStart(this Tween t, bool returnCustomYieldInstruction)
{
if (!t.active) {
if (Debugger.logPriority > 0) Debugger.LogInvalidTween(t);
return null;
}
return new DOTweenCYInstruction.WaitForStart(t);
}
#endregion
#endif
}
// █████████████████████████████████████████████████████████████████████████████████████████████████████████████████████
// ███ CLASSES █████████████████████████████████████████████████████████████████████████████████████████████████████████
// █████████████████████████████████████████████████████████████████████████████████████████████████████████████████████
#if UNITY_5_3_OR_NEWER || UNITY_2017_1_OR_NEWER
public static class DOTweenCYInstruction
{
public class WaitForCompletion : CustomYieldInstruction
{
public override bool keepWaiting { get {
return t.active && !t.IsComplete();
}}
readonly Tween t;
public WaitForCompletion(Tween tween)
{
t = tween;
}
}
public class WaitForRewind : CustomYieldInstruction
{
public override bool keepWaiting { get {
return t.active && (!t.playedOnce || t.position * (t.CompletedLoops() + 1) > 0);
}}
readonly Tween t;
public WaitForRewind(Tween tween)
{
t = tween;
}
}
public class WaitForKill : CustomYieldInstruction
{
public override bool keepWaiting { get {
return t.active;
}}
readonly Tween t;
public WaitForKill(Tween tween)
{
t = tween;
}
}
public class WaitForElapsedLoops : CustomYieldInstruction
{
public override bool keepWaiting { get {
return t.active && t.CompletedLoops() < elapsedLoops;
}}
readonly Tween t;
readonly int elapsedLoops;
public WaitForElapsedLoops(Tween tween, int elapsedLoops)
{
t = tween;
this.elapsedLoops = elapsedLoops;
}
}
public class WaitForPosition : CustomYieldInstruction
{
public override bool keepWaiting { get {
return t.active && t.position * (t.CompletedLoops() + 1) < position;
}}
readonly Tween t;
readonly float position;
public WaitForPosition(Tween tween, float position)
{
t = tween;
this.position = position;
}
}
public class WaitForStart : CustomYieldInstruction
{
public override bool keepWaiting { get {
return t.active && !t.playedOnce;
}}
readonly Tween t;
public WaitForStart(Tween tween)
{
t = tween;
}
}
}
#endif
}