Unity??:???????????????

Chengsoul

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Enum????

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1. enum Days {Sat, Sun, Mon, Tue, Wed, Thu, Fri};

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?????Enum ?

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�?UI????4???????????????????????????????????????????E?G?Up?????????�??�?

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1. using UnityEngine;
   
2. using System.Collections;
   
3. using UnityEngine.UI;
   
4. 
   
5. public class SkillInput : MonoBehaviour
   
6. {
   
7. 
   
8. [SerializeField]
   
9. float fadeRate = 4f; //Used to adjust image fade speed
   
10. 
    
11. enum Selection { None, Up, Down, Left, Right }; //Will be used to keep track of what's selected
    
12. Selection currentSel; // Create a Selection object that will be used throughout script
    
13. 
    
14. Image imgUp, imgDown, imgLeft, imgRight; //These variables will be used for fading the buttons when selected
    
15. Button buttonUp, buttonDown, buttonLeft, buttonRight; //Will be used to invoke Button functions
    
16. 
    
17. void Start()
    
18. {
    
19. currentSel = Selection.None; //assign currentSel to None.
    
20. 
    
21. //Grab the Image components of all our buttons
    
22. imgUp = transform.FindChild("Up").GetComponent<Image>();
    
23. imgDown = transform.FindChild("Down").GetComponent<Image>();
    
24. imgLeft = transform.FindChild("Left").GetComponent<Image>();
    
25. imgRight = transform.FindChild("Right").GetComponent<Image>();
    
26. 
    
27. //Grab the Button components of all our buttons
    
28. buttonUp = transform.FindChild("Up").GetComponent<Button>();
    
29. buttonDown = transform.FindChild("Down").GetComponent<Button>();
    
30. buttonLeft = transform.FindChild("Left").GetComponent<Button>();
    
31. buttonRight = transform.FindChild("Right").GetComponent<Button>();
    
32. }
    
33. 
    
34. void Update()
    
35. {
    
36. //Standard input calls.
    
37. if (Input.GetButtonDown("Up"))
    
38. {
    
39. if (currentSel == Selection.Up)
    
40. {
    
41. //Executes if we already have up selected and user presses up again
    
42. buttonUp.onClick.Invoke(); //Call up button's OnClick() function
    
43. currentSel = Selection.None; //set currentSel back to None
    
44. }
    
45. else
    
46. {
    
47. currentSel = Selection.Up; // changes currentSel to Up.
    
48. StartCoroutine(FadeIcon(imgUp, currentSel)); //Begins fading the icon
    
49. }
    
50. }
    
51. //The same code pattern from above is repeated for the rest of the inputs
    
52. else if (Input.GetButtonDown("Down"))
    
53. {
    
54. if (currentSel == Selection.Down)
    
55. {
    
56. buttonDown.onClick.Invoke();
    
57. currentSel = Selection.None;
    
58. }
    
59. else
    
60. {
    
61. currentSel = Selection.Down;
    
62. StartCoroutine(FadeIcon(imgDown, currentSel));
    
63. }
    
64. }
    
65. else if (Input.GetButtonDown("Left"))
    
66. {
    
67. if (currentSel == Selection.Left)
    
68. {
    
69. buttonLeft.onClick.Invoke();
    
70. currentSel = Selection.None;
    
71. }
    
72. else
    
73. {
    
74. currentSel = Selection.Left;
    
75. StartCoroutine(FadeIcon(imgLeft, currentSel));
    
76. }
    
77. }
    
78. else if (Input.GetButtonDown("Right"))
    
79. {
    
80. if (currentSel == Selection.Right)
    
81. {
    
82. buttonRight.onClick.Invoke();
    
83. currentSel = Selection.None;
    
84. }
    
85. else
    
86. {
    
87. currentSel = Selection.Right;
    
88. StartCoroutine(FadeIcon(imgRight, currentSel));
    
89. }
    
90. }
    
91. }
    
92. 
    
93. IEnumerator FadeIcon(Image img, Selection sel)
    
94. {
    
95. //basic Fade Coroutine. For more Information:
    
96. //https://www.studica.com/blog/create-a-fading-splash-screen-using-coroutines-in-unity-3d
    
97. float alpha = 1f;
    
98. 
    
99. while (currentSel == sel)
    
100. {
     
101. while (img.color.a > 0)
     
102. {
     
103. alpha -= Time.deltaTime * fadeRate;
     
104. img.color = new Color(img.color.r, img.color.g, img.color.b, alpha);
     
105. yield return null;
     
106. }
     
107. while (img.color.a < 1)
     
108. {
     
109. alpha += Time.deltaTime * fadeRate;
     
110. img.color = new Color(img.color.r, img.color.g, img.color.b, alpha);
     
111. yield return null;
     
112. }
     
113. yield return null;
     
114. }
     
115. img.color = new Color(img.color.r, img.color.g, img.color.b, 1f);
     
116. }
     
117. }
     
118. 
     
119. Now, we need to setup some OnClick functionality for our buttons. First thing�s first, create a new C# Script called �TestMessage�. Open up the script and copy this code into it:
     
120. using UnityEngine;
     
121. using System.Collections;
     
122. 
     
123. public class TestMessage : MonoBehaviour {
     
124. 
     
125. void Start ()
     
126. {
     
127. 
     
128. }
     
129. 
     
130. void Update ()
     
131. {
     
132. 
     
133. }
     
134. 
     
135. public void Testing()
     
136. {
     
137. Debug.Log("Test Succeeded!");
     
138. }
     
139. }
     
140. 
     
141. 
     
142. //Now, we need to setup some OnClick functionality for our buttons. First thing�s first, create a new C# Script called �TestMessage�. Open up the script and copy this code //into it:
     
143. using UnityEngine;
     
144. using System.Collections;
     
145. 
     
146. public class TestMessage : MonoBehaviour {
     
147. 
     
148. void Start ()
     
149. {
     
150. 
     
151. }
     
152. 
     
153. void Update ()
     
154. {
     
155. 
     
156. }
     
157. 
     
158. public void Testing()
     
159. {
     
160. Debug.Log("Test Succeeded!");
     
161. }
     
162. }

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