public void ParseKeyFrames()
{
LightList <StyleASTNode> nodes = StyleParser.Parse(@"
animation anim1 {
[keyframes] {
0% { BackgroundColor = red; }
100% { BackgroundColor = green; }
}
}
");
Assert.AreEqual(1, nodes.Count);
AnimationRootNode rootNode = nodes[0] as AnimationRootNode;
KeyFrameNode keyFrameNode0 = rootNode.keyframeNodes[0];
Assert.AreEqual(0, keyFrameNode0.keyframes[0]);
Assert.AreEqual(1, keyFrameNode0.children.Count);
Assert.AreEqual(StyleASTNodeType.Property, keyFrameNode0.children[0].type);
KeyFrameNode keyFrameNode1 = rootNode.keyframeNodes[1];
Assert.AreEqual(100, keyFrameNode1.keyframes[0]);
Assert.AreEqual(1, keyFrameNode1.children.Count);
Assert.AreEqual(StyleASTNodeType.Property, keyFrameNode1.children[0].type);
}
private void ParseAnimationKeyFrames(AnimationRootNode rootNode)
{
while (tokenStream.HasMoreTokens && !AdvanceIfTokenType(StyleTokenType.BracesClose))
{
string value = AssertTokenTypeAndAdvance(StyleTokenType.Number);
AssertTokenTypeAndAdvance(StyleTokenType.Mod);
KeyFrameNode keyFrameNode = StyleASTNodeFactory.KeyFrameNode(int.Parse(value));
while (AdvanceIfTokenType(StyleTokenType.Comma))
{
keyFrameNode.keyframes.Add(int.Parse(AssertTokenTypeAndAdvance(StyleTokenType.Number)));
AssertTokenTypeAndAdvance(StyleTokenType.Mod);
}
AssertTokenTypeAndAdvance(StyleTokenType.BracesOpen);
while (tokenStream.HasMoreTokens && !AdvanceIfTokenType(StyleTokenType.BracesClose))
{
ParseProperties(keyFrameNode);
}
rootNode.AddKeyFrameNode(keyFrameNode);
}
}
private unsafe StyleAnimationKeyFrame[] CompileKeyFrames(AnimationRootNode animNode, AnimationData[] styleSheetAnimations, UISoundData[] uiSoundData)
{
if (animNode.keyframeNodes == null)
{
// todo throw error or log warning?
return(new StyleAnimationKeyFrame[0]);
}
int keyframeCount = 0;
for (int i = 0; i < animNode.keyframeNodes.Count; i++)
{
keyframeCount += animNode.keyframeNodes[i].keyframes.Count;
}
StyleAnimationKeyFrame[] frames = new StyleAnimationKeyFrame[keyframeCount];
int nextKeyframeIndex = 0;
for (int i = 0; i < animNode.keyframeNodes.Count; i++)
{
KeyFrameNode keyFrameNode = animNode.keyframeNodes[i];
// todo -- this is madness and not working, fix it!!!!!!!
for (int j = 0; j < keyFrameNode.children.Count; j++)
{
StyleASTNode keyFrameProperty = keyFrameNode.children[j];
if (keyFrameProperty is PropertyNode propertyNode)
{
StylePropertyMappers.MapProperty(s_ScratchStyle, propertyNode, context);
}
else if (keyFrameProperty is MaterialPropertyNode materialPropertyNode)
{
string materialName = materialPropertyNode.materialName;
if (context.materialDatabase.TryGetBaseMaterialId(materialName, out MaterialId materialId))
{
if (context.materialDatabase.TryGetMaterialProperty(materialId, materialPropertyNode.identifier, out MaterialPropertyInfo propertyInfo))
{
fixed(char *charptr = materialPropertyNode.value)
{
CharStream stream = new CharStream(charptr, 0, (uint)materialPropertyNode.value.Length);
MaterialKeyFrameValue kfv = default;
switch (propertyInfo.propertyType)
{
case MaterialPropertyType.Color:
if (stream.TryParseColorProperty(out Color32 color))
{
kfv = new MaterialKeyFrameValue(materialId, propertyInfo.propertyId, new MaterialPropertyValue2()
{
colorValue = color
});
}
break;
case MaterialPropertyType.Float:
if (stream.TryParseFloat(out float floatVal))
{
kfv = new MaterialKeyFrameValue(materialId, propertyInfo.propertyId, new MaterialPropertyValue2()
{
floatValue = floatVal
});
}
break;
case MaterialPropertyType.Vector:
break;
case MaterialPropertyType.Range:
break;
case MaterialPropertyType.Texture:
break;
default:
throw new ArgumentOutOfRangeException();
}
}
}
}
}
}
StructList <StyleKeyFrameValue> styleKeyValues = new StructList <StyleKeyFrameValue>(s_ScratchStyle.PropertyCount);
for (int j = 0; j < s_ScratchStyle.PropertyCount; j++)
{
styleKeyValues[j] = new StyleKeyFrameValue(s_ScratchStyle[j]);
}
styleKeyValues.size = s_ScratchStyle.PropertyCount;
for (int keyframeIndex = 0; keyframeIndex < keyFrameNode.keyframes.Count; keyframeIndex++)
{
float time = keyFrameNode.keyframes[keyframeIndex] / 100f;
frames[nextKeyframeIndex] = new StyleAnimationKeyFrame(time)
{
properties = styleKeyValues
};
nextKeyframeIndex++;
}
s_ScratchStyle.PropertyCount = 0;
}
return(frames);
}
