/// <param name="storePrevious">If true, you can restore to the previous definition by calling RevertDefinition.</param>
public void SetDefinition(SpriteAnimationDefinition definition, bool storePrevious = true, bool resetFrame = false, bool force = false)
{
if (Definition == definition && !force)
{
return;
}
if (storePrevious)
{
lastAnimationName = Definition.Name;
}
if (resetFrame)
{
currentFrame = 0;
}
else
{
float currentIndexRatio = (float)currentFrame / (float)Definition.Frames.Length;
currentFrame = (int)(definition.Frames.Length * currentIndexRatio); // Set the next animation's frame index relative to the current animation and index.
}
Definition = definition;
playOnce = false;
animationDirection = 1;
resetWaitTime();
}
/// <summary>Called when sprite using this animation is reloaded, used to transparently switch out to the new definition.</summary>
public void ReloadDefinition(SpriteAnimationDefinition animDefinition)
{
Definition = animDefinition;
if (currentFrame >= Definition.Frames.Length)
{
currentFrame = 0;
}
}
public SpriteAnimation(SpriteAnimationDefinition definition, SpriteDefinition spriteDefinition)
{
Definition = definition;
SpriteDefinition = spriteDefinition;
Paused = definition.Frames.Length <= 1; // Pause the animation if there's only one frame.
currentFrame = 0;
resetWaitTime();
}
public void PlayOnce(SpriteAnimationDefinition animDefinition)
{
if (Definition == animDefinition)
{
return;
}
SetDefinition(animDefinition, true, true);
playOnce = true;
}
public void PlayOnce(SpriteAnimationDefinition animDefinition)
{
if (Definition == animDefinition)
return;
SetDefinition(animDefinition, true, true);
playOnce = true;
}
/// <summary>Called when sprite using this animation is reloaded, used to transparently switch out to the new definition.</summary>
public void ReloadDefinition(SpriteAnimationDefinition animDefinition)
{
Definition = animDefinition;
if (currentFrame >= Definition.Frames.Length)
currentFrame = 0;
}
/// <param name="storePrevious">If true, you can restore to the previous definition by calling RevertDefinition.</param>
public void SetDefinition(SpriteAnimationDefinition definition, bool storePrevious = true, bool resetFrame = false, bool force = false)
{
if (Definition == definition && !force)
return;
if (storePrevious)
lastAnimationName = Definition.Name;
if (resetFrame)
{
currentFrame = 0;
}
else
{
float currentIndexRatio = (float)currentFrame / (float)Definition.Frames.Length;
currentFrame = (int)(definition.Frames.Length * currentIndexRatio); // Set the next animation's frame index relative to the current animation and index.
}
Definition = definition;
playOnce = false;
animationDirection = 1;
resetWaitTime();
}
public SpriteAnimation(SpriteAnimationDefinition definition, SpriteDefinition spriteDefinition)
{
Definition = definition;
SpriteDefinition = spriteDefinition;
Paused = definition.Frames.Length <= 1; // Pause the animation if there's only one frame.
currentFrame = 0;
resetWaitTime();
}
public static SpriteDefinition LoadSpriteDefinition(string spritePath)
{
spritePath = Utility.GetContentDir("sprites/" + spritePath);
if (!File.Exists(spritePath))
return null;
var definition = new SpriteDefinition();
string jsonDefinition = File.ReadAllText(spritePath);
var jDefinition = JsonConvert.DeserializeObject<JToken>(Utility.JsonRemoveComments(jsonDefinition));
definition.DefaultAnimationFPS = jDefinition["defaultFps"].Value<float>();
definition.Scale = jDefinition["scale"].Value<float>();
definition.AnimationDefinitions = new Dictionary<string, SpriteAnimationDefinition>();
// Add animations
var jAnimations = jDefinition["animations"].Value<JArray>();
foreach (JObject jAnimation in jAnimations)
{
var animDefinition = new SpriteAnimationDefinition();
animDefinition.Name = jAnimation["name"].Value<string>();
animDefinition.FPS = jAnimation["fps"] != null ? jAnimation["fps"].Value<float>() : definition.DefaultAnimationFPS;
var jType = jAnimation["type"];
if (jType != null)
animDefinition.AnimationType = (SpriteAnimationType)Enum.Parse(typeof (SpriteAnimationType), jType.Value<string>(), true);
var jOffsetArray = jAnimation["origin"] as JArray;
if (jOffsetArray != null)
{
if (jOffsetArray.Count != 2)
throw new InvalidOperationException("Expected 2 value array in animations' origin. (" + animDefinition.Name + ")");
animDefinition.Origin = new Vector2(jOffsetArray[0].Value<float>(), jOffsetArray[1].Value<float>());
}
var jFrames = jAnimation["frames"].Value<JArray>();
animDefinition.Frames = new SpriteAnimFrame[jFrames.Count];
for (int i = 0; i < jFrames.Count; i++)
{
var jFrame = jFrames[i].Value<JArray>();
var animFrame = new SpriteAnimFrame();
int x = jFrame[0].Value<int>();
int y = jFrame[1].Value<int>();
int w = jFrame[2].Value<int>();
int h = jFrame[3].Value<int>();
animFrame.SubRectangle = new Rectangle(x, y, w, h);
if (jFrame.Count > 4)
animFrame.WaitTime = jFrame[4].Value<float>();
animDefinition.Frames[i] = animFrame;
}
if (animDefinition.Frames.Length == 0)
Console.Error.WriteLine("Warning: Sprite definition animation contains no frames! (" + spritePath + ", " + animDefinition.Name + ")");
definition.AnimationDefinitions.Add(animDefinition.Name, animDefinition);
}
if (!definition.AnimationDefinitions.ContainsKey("idle"))
throw new InvalidOperationException("Error: Sprite definition animation does not contain an idle frame!");
return definition;
}
public static SpriteDefinition LoadSpriteDefinition(string spritePath)
{
spritePath = Utility.GetContentDir("sprites/" + spritePath);
if (!File.Exists(spritePath))
{
return(null);
}
var definition = new SpriteDefinition();
string jsonDefinition = File.ReadAllText(spritePath);
var jDefinition = JsonConvert.DeserializeObject <JToken>(Utility.JsonRemoveComments(jsonDefinition));
definition.DefaultAnimationFPS = jDefinition["defaultFps"].Value <float>();
definition.Scale = jDefinition["scale"].Value <float>();
definition.AnimationDefinitions = new Dictionary <string, SpriteAnimationDefinition>();
// Add animations
var jAnimations = jDefinition["animations"].Value <JArray>();
foreach (JObject jAnimation in jAnimations)
{
var animDefinition = new SpriteAnimationDefinition();
animDefinition.Name = jAnimation["name"].Value <string>();
animDefinition.FPS = jAnimation["fps"] != null ? jAnimation["fps"].Value <float>() : definition.DefaultAnimationFPS;
var jType = jAnimation["type"];
if (jType != null)
{
animDefinition.AnimationType = (SpriteAnimationType)Enum.Parse(typeof(SpriteAnimationType), jType.Value <string>(), true);
}
var jOffsetArray = jAnimation["origin"] as JArray;
if (jOffsetArray != null)
{
if (jOffsetArray.Count != 2)
{
throw new InvalidOperationException("Expected 2 value array in animations' origin. (" + animDefinition.Name + ")");
}
animDefinition.Origin = new Vector2(jOffsetArray[0].Value <float>(), jOffsetArray[1].Value <float>());
}
var jFrames = jAnimation["frames"].Value <JArray>();
animDefinition.Frames = new SpriteAnimFrame[jFrames.Count];
for (int i = 0; i < jFrames.Count; i++)
{
var jFrame = jFrames[i].Value <JArray>();
var animFrame = new SpriteAnimFrame();
int x = jFrame[0].Value <int>();
int y = jFrame[1].Value <int>();
int w = jFrame[2].Value <int>();
int h = jFrame[3].Value <int>();
animFrame.SubRectangle = new Rectangle(x, y, w, h);
if (jFrame.Count > 4)
{
animFrame.WaitTime = jFrame[4].Value <float>();
}
animDefinition.Frames[i] = animFrame;
}
if (animDefinition.Frames.Length == 0)
{
Console.Error.WriteLine("Warning: Sprite definition animation contains no frames! (" + spritePath + ", " + animDefinition.Name + ")");
}
definition.AnimationDefinitions.Add(animDefinition.Name, animDefinition);
}
if (!definition.AnimationDefinitions.ContainsKey("idle"))
{
throw new InvalidOperationException("Error: Sprite definition animation does not contain an idle frame!");
}
return(definition);
}