/// <summary>
/// Gets the custom event of an animation on the last frame.
/// </summary>
/// <returns>
/// The event of the specified animation on the last frame. Null if not found.
/// </returns>
public SpriteAnimatorEvent GetCustomEventAtEnd(string animation)
{
SpriteAnimation anim = GetAnimation(animation);
return(GetCustomEvent(anim, anim.FramesCount - 1));
}
private void Update()
{
// Calculate deltaTime
float timeSinceStartup = (float)EditorApplication.timeSinceStartup;
deltaTime = timeSinceStartup - lastFrameEditorTime;
lastFrameEditorTime = timeSinceStartup;
if (animation == null || animation.FramesCount == 0)
{
animation = (SpriteAnimation)target;
}
if (frameList == null)
{
InitializeReorderableList();
}
// Check animation bounds
if (currentFrame < 0)
{
currentFrame = 0;
}
else if (currentFrame > animation.FramesCount)
{
currentFrame = animation.FramesCount - 1;
}
// Check if playing and use the editor time to change frames
if (isPlaying)
{
animationTimer += deltaTime;
float timePerFrame = 1f / framesPerSecond;
if (timePerFrame < animationTimer)
{
frameDurationCounter++;
animationTimer -= timePerFrame;
if (frameDurationCounter >= animation.FramesDuration[currentFrame])
{
// Change frame and repaint the preview
currentFrame++;
if (currentFrame >= animation.FramesCount)
{
currentFrame = 0;
if (!loop)
{
isPlaying = false;
}
}
frameDurationCounter = 0;
Repaint();
forceRepaint = true;
}
}
}
// Save preview FPS value on the editorPrefs
if (framesPerSecond != loadedFPS)
{
loadedFPS = framesPerSecond;
EditorPrefs.SetInt(FPS_EDITOR_PREFS, framesPerSecond);
}
}
/// <summary>
/// Adds a custom event to specified animation on the last frame.
/// </summary>
/// <returns>
/// The event created. Null if the animation is null.
/// </returns>
public SpriteAnimatorEvent AddCustomEventAtEnd(SpriteAnimation animation)
{
return(AddCustomEvent(animation, animation.FramesCount - 1));
}
/// <summary>
/// Gets the custom event of an animation on a certain frame.
/// </summary>
/// <returns>
/// The event of the specified animation on the selected frame. Null if not found.
/// </returns>
public SpriteAnimatorEvent GetCustomEvent(string animation, int frame)
{
SpriteAnimation anim = GetAnimation(animation);
return(GetCustomEvent(anim, frame));
}
/// <summary>
/// Sets the fallback animation to play and its loop type
/// </summary>
public void SetFallbackAnimation(string animation, LoopType loopType)
{
fallbackAnimation = GetAnimation(animation);
fallbackLoopType = loopType;
}
/// <summary>
/// Removes the fallback animation
/// </summary>
public void RemoveFallbackAnimation()
{
fallbackAnimation = null;
}
/// <summary>
/// Plays an animation starting at the specified normalized time (between 0 and 1).
/// </summary>
public void PlayStartingAtNormalizedTime(SpriteAnimation animation, float normalizedTime, bool playOneShot = false, bool playBackwards = false, LoopType loopType = LoopType.repeat)
{
Play(animation, playOneShot, playBackwards, loopType);
SetAnimationNormalizedTime(normalizedTime);
}
/// <summary>
/// Plays an animation starting at the specified frame.
/// </summary>
public void PlayStartingAtFrame(SpriteAnimation animation, int frame, bool playOneShot = false, bool playBackwards = false, LoopType loopType = LoopType.repeat)
{
startingFrame = frame;
Play(animation, playOneShot, playBackwards, loopType);
}
private void OnGUI()
{
// Style initialization
if (!init)
{
Initialize();
init = true;
}
// Create animation box
NewAnimationBox();
if (justCreatedAnim)
{
justCreatedAnim = false;
return;
}
// Edit animation box
EditorGUILayout.Space();
EditorGUILayout.BeginVertical();
{
// Animation asset field
if (selectedAnimation == null)
{
EditorGUILayout.BeginVertical(box);
selectedAnimation = EditorGUILayout.ObjectField("Animation", selectedAnimation, typeof(SpriteAnimation), false) as SpriteAnimation;
EditorGUILayout.EndVertical();
}
else
{
// Init reorderable list
if (frameList == null)
{
InitializeReorderableList();
}
// Add the frames dropped on the drag and drop box
if (draggedSprites != null && draggedSprites.Count > 0)
{
// TODO Record Undo/Redo for dragged sprites, currently not working, don't know why
//Undo.RecordObject(selectedAnimation, "Add Frames");
for (int i = 0; i < draggedSprites.Count; i++)
{
AddFrame(draggedSprites[i]);
}
draggedSprites.Clear();
SaveFile(true);
}
// Retrocompatibility check for the new frames duration field
if (selectedAnimation.FramesCount != selectedAnimation.FramesDuration.Count)
{
selectedAnimation.FramesDuration.Clear();
for (int i = 0; i < selectedAnimation.FramesCount; i++)
{
selectedAnimation.FramesDuration.Add(1);
}
}
// Config settings
ConfigBox();
EditorGUILayout.Space();
EditorGUILayout.BeginHorizontal();
{
// Preview window setup
Rect previewRect = EditorGUILayout.BeginVertical(lowPaddingBox, GUILayout.MaxWidth(position.width / 2));
PreviewBox(previewRect);
EditorGUILayout.EndVertical();
EditorGUILayout.BeginVertical();
{
// FPS
int fps = selectedAnimation.FPS;
EditorGUI.BeginChangeCheck();
{
fps = EditorGUILayout.IntField("FPS", selectedAnimation.FPS);
}
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(selectedAnimation, "Change FPS");
selectedAnimation.FPS = fps;
if (selectedAnimation.FPS < 0)
{
selectedAnimation.FPS = 0;
}
}
EditorGUILayout.Space();
scrollWindowPosition = EditorGUILayout.BeginScrollView(scrollWindowPosition);
{
// Individual frames
frameList.displayRemove = (selectedAnimation.FramesCount > 0);
frameList.DoLayoutList();
EditorGUILayout.Space();
}
EditorGUILayout.EndScrollView();
EditorGUILayout.Space();
}
EditorGUILayout.EndVertical();
// Check Events
Event evt = Event.current;
switch (evt.type)
{
// Delete frames with supr
case EventType.KeyDown:
if (Event.current.keyCode == KeyCode.Delete &&
selectedAnimation.FramesCount > 0 &&
frameList.HasKeyboardControl() &&
frameListSelectedIndex != -1)
{
RemoveFrameListItem(frameList);
}
break;
// Zoom preview window with scrollwheel
case EventType.ScrollWheel:
if (spritePreview != null)
{
Vector2 mpos = Event.current.mousePosition;
if (mpos.x >= previewRect.x && mpos.x <= previewRect.x + previewRect.width &&
mpos.y >= previewRect.y && mpos.y <= previewRect.y + previewRect.height)
{
Repaint();
spritePreview.Zoom = -evt.delta.y;
}
}
break;
}
}
EditorGUILayout.EndHorizontal();
}
}
EditorGUILayout.EndVertical();
if (GUI.changed && selectedAnimation != null)
{
SaveFile();
}
}
/// <summary>
/// Plays an animation.
/// </summary>
public void Play(string name, bool playOneShot = false, bool playBackwards = false)
{
SetActiveRenderer(true);
oneShot = playOneShot;
backwards = playBackwards;
// If it's the same animation but not playing, reset it, if playing, do nothing.
if (currentAnimation != null && currentAnimation.Name == name)
{
if (!playing)
{
Restart();
Resume();
}
else
{
return;
}
}
// Look for the animation only if its new or current animation is null
else if (currentAnimation == null || currentAnimation.Name != name)
{
currentAnimation = GetAnimation(name);
}
// If we have an animation to play, flag as playing, reset timer and take frame count
if (currentAnimation != null)
{
framesInAnimation = currentAnimation.FramesCount;
// Check if the animation have frames. Show warning if not.
if (framesInAnimation == 0)
{
#if UNITY_EDITOR || DEVELOPMENT_BUILD
Debug.LogWarning("Animation '" + name + "' has no frames.", gameObject);
#endif
playing = false;
return;
}
Restart();
// The first loop will have a random start frame if desired
if (startAtRandomFrame && !randomStartFrameApplied)
{
randomStartFrameApplied = true;
frameIndex = Random.Range(0, framesInAnimation - 1);
}
else if (startingFrame != -1)
{
frameIndex = startingFrame;
if (frameIndex > framesInAnimation - 1)
{
#if UNITY_EDITOR || DEVELOPMENT_BUILD
Debug.LogWarning("Starting frame out of bounds.", gameObject);
#endif
frameIndex = 0;
}
startingFrame = -1;
}
onPlay.Invoke();
playing = true;
if (!waitingLoop)
{
ChangeFrame(currentAnimation.GetFrame(frameIndex));
}
}
#if UNITY_EDITOR || DEVELOPMENT_BUILD
else
{
Debug.LogError("Animation '" + name + "' not found.", gameObject);
}
#endif
}
private void OnEnable()
{
if (!enabled)
{
enabled = true;
if (target == null)
{
return;
}
if (animation == null)
{
animation = (SpriteAnimation)target;
animation.Setup();
}
EditorApplication.update += Update;
// Load last used settings
loadedFPS = framesPerSecond = EditorPrefs.GetInt(FPS_EDITOR_PREFS, 30);
// Setup preview object and camera
go = EditorUtility.CreateGameObjectWithHideFlags("previewGO", HideFlags.HideAndDontSave, typeof(SpriteRenderer));
cameraGO = EditorUtility.CreateGameObjectWithHideFlags("cameraGO", HideFlags.HideAndDontSave, typeof(Camera));
sr = go.GetComponent <SpriteRenderer>();
pc = cameraGO.GetComponent <Camera>();
#if !UNITY_5
// Colorspace correction is only needed after Unity 5 for some reasons
linearMaterial = Resources.Load <Material>("Spritedow");
defaultMaterial = sr.sharedMaterial;
if (PlayerSettings.colorSpace == ColorSpace.Linear)
{
sr.sharedMaterial = linearMaterial;
}
else
{
sr.sharedMaterial = defaultMaterial;
}
#endif
// Set camera
pc.cameraType = CameraType.Preview;
pc.clearFlags = CameraClearFlags.Depth;
pc.backgroundColor = Color.clear;
pc.orthographic = true;
pc.orthographicSize = 3;
pc.nearClipPlane = -10;
pc.farClipPlane = 10;
pc.targetDisplay = -1;
pc.depth = -999;
// Set renderer
if (animation != null && animation.FramesCount > 0)
{
sr.sprite = animation.Frames[0];
cameraGO.transform.position = Vector2.zero;
}
// Get preview culling layer in order to render only the preview object and nothing more
pc.cullingMask = -2147483648;
go.layer = 0x1f;
// Also, disable the object to prevent render on scene/game views
go.SetActive(false);
}
}
