spine-runtimes/spine-ts/core/src/SkeletonJson.ts
2018-08-06 15:09:08 +02:00

790 lines
32 KiB
TypeScript

/******************************************************************************
* Spine Runtimes Software License v2.5
*
* Copyright (c) 2013-2016, Esoteric Software
* All rights reserved.
*
* You are granted a perpetual, non-exclusive, non-sublicensable, and
* non-transferable license to use, install, execute, and perform the Spine
* Runtimes software and derivative works solely for personal or internal
* use. Without the written permission of Esoteric Software (see Section 2 of
* the Spine Software License Agreement), you may not (a) modify, translate,
* adapt, or develop new applications using the Spine Runtimes or otherwise
* create derivative works or improvements of the Spine Runtimes or (b) remove,
* delete, alter, or obscure any trademarks or any copyright, trademark, patent,
* or other intellectual property or proprietary rights notices on or in the
* Software, including any copy thereof. Redistributions in binary or source
* form must include this license and terms.
*
* THIS SOFTWARE IS PROVIDED BY ESOTERIC SOFTWARE "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL ESOTERIC SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, BUSINESS INTERRUPTION, OR LOSS OF
* USE, DATA, OR PROFITS) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
module spine {
export class SkeletonJson {
attachmentLoader: AttachmentLoader;
scale = 1;
private linkedMeshes = new Array<LinkedMesh>();
constructor (attachmentLoader: AttachmentLoader) {
this.attachmentLoader = attachmentLoader;
}
readSkeletonData (json: string | any): SkeletonData {
let scale = this.scale;
let skeletonData = new SkeletonData();
let root = typeof(json) === "string" ? JSON.parse(json) : json;
// Skeleton
let skeletonMap = root.skeleton;
if (skeletonMap != null) {
skeletonData.hash = skeletonMap.hash;
skeletonData.version = skeletonMap.spine;
skeletonData.width = skeletonMap.width;
skeletonData.height = skeletonMap.height;
skeletonData.fps = skeletonMap.fps;
skeletonData.imagesPath = skeletonMap.images;
}
// Bones
if (root.bones) {
for (let i = 0; i < root.bones.length; i++) {
let boneMap = root.bones[i];
let parent: BoneData = null;
let parentName: string = this.getValue(boneMap, "parent", null);
if (parentName != null) {
parent = skeletonData.findBone(parentName);
if (parent == null) throw new Error("Parent bone not found: " + parentName);
}
let data = new BoneData(skeletonData.bones.length, boneMap.name, parent);
data.length = this.getValue(boneMap, "length", 0) * scale;
data.x = this.getValue(boneMap, "x", 0) * scale;
data.y = this.getValue(boneMap, "y", 0) * scale;
data.rotation = this.getValue(boneMap, "rotation", 0);
data.scaleX = this.getValue(boneMap, "scaleX", 1);
data.scaleY = this.getValue(boneMap, "scaleY", 1);
data.shearX = this.getValue(boneMap, "shearX", 0);
data.shearY = this.getValue(boneMap, "shearY", 0);
data.transformMode = SkeletonJson.transformModeFromString(this.getValue(boneMap, "transform", "normal"));
skeletonData.bones.push(data);
}
}
// Slots.
if (root.slots) {
for (let i = 0; i < root.slots.length; i++) {
let slotMap = root.slots[i];
let slotName: string = slotMap.name;
let boneName: string = slotMap.bone;
let boneData = skeletonData.findBone(boneName);
if (boneData == null) throw new Error("Slot bone not found: " + boneName);
let data = new SlotData(skeletonData.slots.length, slotName, boneData);
let color: string = this.getValue(slotMap, "color", null);
if (color != null) data.color.setFromString(color);
let dark: string = this.getValue(slotMap, "dark", null);
if (dark != null) {
data.darkColor = new Color(1, 1, 1, 1);
data.darkColor.setFromString(dark);
}
data.attachmentName = this.getValue(slotMap, "attachment", null);
data.blendMode = SkeletonJson.blendModeFromString(this.getValue(slotMap, "blend", "normal"));
skeletonData.slots.push(data);
}
}
// IK constraints
if (root.ik) {
for (let i = 0; i < root.ik.length; i++) {
let constraintMap = root.ik[i];
let data = new IkConstraintData(constraintMap.name);
data.order = this.getValue(constraintMap, "order", 0);
for (let j = 0; j < constraintMap.bones.length; j++) {
let boneName = constraintMap.bones[j];
let bone = skeletonData.findBone(boneName);
if (bone == null) throw new Error("IK bone not found: " + boneName);
data.bones.push(bone);
}
let targetName: string = constraintMap.target;
data.target = skeletonData.findBone(targetName);
if (data.target == null) throw new Error("IK target bone not found: " + targetName);
data.bendDirection = this.getValue(constraintMap, "bendPositive", true) ? 1 : -1;
data.stretch = this.getValue(constraintMap, "stretch", false);
data.mix = this.getValue(constraintMap, "mix", 1);
skeletonData.ikConstraints.push(data);
}
}
// Transform constraints.
if (root.transform) {
for (let i = 0; i < root.transform.length; i++) {
let constraintMap = root.transform[i];
let data = new TransformConstraintData(constraintMap.name);
data.order = this.getValue(constraintMap, "order", 0);
for (let j = 0; j < constraintMap.bones.length; j++) {
let boneName = constraintMap.bones[j];
let bone = skeletonData.findBone(boneName);
if (bone == null) throw new Error("Transform constraint bone not found: " + boneName);
data.bones.push(bone);
}
let targetName: string = constraintMap.target;
data.target = skeletonData.findBone(targetName);
if (data.target == null) throw new Error("Transform constraint target bone not found: " + targetName);
data.local = this.getValue(constraintMap, "local", false);
data.relative = this.getValue(constraintMap, "relative", false);
data.offsetRotation = this.getValue(constraintMap, "rotation", 0);
data.offsetX = this.getValue(constraintMap, "x", 0) * scale;
data.offsetY = this.getValue(constraintMap, "y", 0) * scale;
data.offsetScaleX = this.getValue(constraintMap, "scaleX", 0);
data.offsetScaleY = this.getValue(constraintMap, "scaleY", 0);
data.offsetShearY = this.getValue(constraintMap, "shearY", 0);
data.rotateMix = this.getValue(constraintMap, "rotateMix", 1);
data.translateMix = this.getValue(constraintMap, "translateMix", 1);
data.scaleMix = this.getValue(constraintMap, "scaleMix", 1);
data.shearMix = this.getValue(constraintMap, "shearMix", 1);
skeletonData.transformConstraints.push(data);
}
}
// Path constraints.
if (root.path) {
for (let i = 0; i < root.path.length; i++) {
let constraintMap = root.path[i];
let data = new PathConstraintData(constraintMap.name);
data.order = this.getValue(constraintMap, "order", 0);
for (let j = 0; j < constraintMap.bones.length; j++) {
let boneName = constraintMap.bones[j];
let bone = skeletonData.findBone(boneName);
if (bone == null) throw new Error("Transform constraint bone not found: " + boneName);
data.bones.push(bone);
}
let targetName: string = constraintMap.target;
data.target = skeletonData.findSlot(targetName);
if (data.target == null) throw new Error("Path target slot not found: " + targetName);
data.positionMode = SkeletonJson.positionModeFromString(this.getValue(constraintMap, "positionMode", "percent"));
data.spacingMode = SkeletonJson.spacingModeFromString(this.getValue(constraintMap, "spacingMode", "length"));
data.rotateMode = SkeletonJson.rotateModeFromString(this.getValue(constraintMap, "rotateMode", "tangent"));
data.offsetRotation = this.getValue(constraintMap, "rotation", 0);
data.position = this.getValue(constraintMap, "position", 0);
if (data.positionMode == PositionMode.Fixed) data.position *= scale;
data.spacing = this.getValue(constraintMap, "spacing", 0);
if (data.spacingMode == SpacingMode.Length || data.spacingMode == SpacingMode.Fixed) data.spacing *= scale;
data.rotateMix = this.getValue(constraintMap, "rotateMix", 1);
data.translateMix = this.getValue(constraintMap, "translateMix", 1);
skeletonData.pathConstraints.push(data);
}
}
// Skins.
if (root.skins) {
for (let skinName in root.skins) {
let skinMap = root.skins[skinName]
let skin = new Skin(skinName);
for (let slotName in skinMap) {
let slotIndex = skeletonData.findSlotIndex(slotName);
if (slotIndex == -1) throw new Error("Slot not found: " + slotName);
let slotMap = skinMap[slotName];
for (let entryName in slotMap) {
let attachment = this.readAttachment(slotMap[entryName], skin, slotIndex, entryName, skeletonData);
if (attachment != null) skin.addAttachment(slotIndex, entryName, attachment);
}
}
skeletonData.skins.push(skin);
if (skin.name == "default") skeletonData.defaultSkin = skin;
}
}
// Linked meshes.
for (let i = 0, n = this.linkedMeshes.length; i < n; i++) {
let linkedMesh = this.linkedMeshes[i];
let skin = linkedMesh.skin == null ? skeletonData.defaultSkin : skeletonData.findSkin(linkedMesh.skin);
if (skin == null) throw new Error("Skin not found: " + linkedMesh.skin);
let parent = skin.getAttachment(linkedMesh.slotIndex, linkedMesh.parent);
if (parent == null) throw new Error("Parent mesh not found: " + linkedMesh.parent);
linkedMesh.mesh.setParentMesh(<MeshAttachment> parent);
linkedMesh.mesh.updateUVs();
}
this.linkedMeshes.length = 0;
// Events.
if (root.events) {
for (let eventName in root.events) {
let eventMap = root.events[eventName];
let data = new EventData(eventName);
data.intValue = this.getValue(eventMap, "int", 0);
data.floatValue = this.getValue(eventMap, "float", 0);
data.stringValue = this.getValue(eventMap, "string", "");
skeletonData.events.push(data);
}
}
// Animations.
if (root.animations) {
for (let animationName in root.animations) {
let animationMap = root.animations[animationName];
this.readAnimation(animationMap, animationName, skeletonData);
}
}
return skeletonData;
}
readAttachment (map: any, skin: Skin, slotIndex: number, name: string, skeletonData: SkeletonData): Attachment {
let scale = this.scale;
name = this.getValue(map, "name", name);
let type = this.getValue(map, "type", "region");
switch (type) {
case "region": {
let path = this.getValue(map, "path", name);
let region = this.attachmentLoader.newRegionAttachment(skin, name, path);
if (region == null) return null;
region.path = path;
region.x = this.getValue(map, "x", 0) * scale;
region.y = this.getValue(map, "y", 0) * scale;
region.scaleX = this.getValue(map, "scaleX", 1);
region.scaleY = this.getValue(map, "scaleY", 1);
region.rotation = this.getValue(map, "rotation", 0);
region.width = map.width * scale;
region.height = map.height * scale;
let color: string = this.getValue(map, "color", null);
if (color != null) region.color.setFromString(color);
region.updateOffset();
return region;
}
case "boundingbox": {
let box = this.attachmentLoader.newBoundingBoxAttachment(skin, name);
if (box == null) return null;
this.readVertices(map, box, map.vertexCount << 1);
let color: string = this.getValue(map, "color", null);
if (color != null) box.color.setFromString(color);
return box;
}
case "mesh":
case "linkedmesh": {
let path = this.getValue(map, "path", name);
let mesh = this.attachmentLoader.newMeshAttachment(skin, name, path);
if (mesh == null) return null;
mesh.path = path;
let color = this.getValue(map, "color", null);
if (color != null) mesh.color.setFromString(color);
let parent: string = this.getValue(map, "parent", null);
if (parent != null) {
mesh.inheritDeform = this.getValue(map, "deform", true);
this.linkedMeshes.push(new LinkedMesh(mesh, <string> this.getValue(map, "skin", null), slotIndex, parent));
return mesh;
}
let uvs: Array<number> = map.uvs;
this.readVertices(map, mesh, uvs.length);
mesh.triangles = map.triangles;
mesh.regionUVs = uvs;
mesh.updateUVs();
mesh.hullLength = this.getValue(map, "hull", 0) * 2;
return mesh;
}
case "path": {
let path = this.attachmentLoader.newPathAttachment(skin, name);
if (path == null) return null;
path.closed = this.getValue(map, "closed", false);
path.constantSpeed = this.getValue(map, "constantSpeed", true);
let vertexCount = map.vertexCount;
this.readVertices(map, path, vertexCount << 1);
let lengths: Array<number> = Utils.newArray(vertexCount / 3, 0);
for (let i = 0; i < map.lengths.length; i++)
lengths[i] = map.lengths[i] * scale;
path.lengths = lengths;
let color: string = this.getValue(map, "color", null);
if (color != null) path.color.setFromString(color);
return path;
}
case "point": {
let point = this.attachmentLoader.newPointAttachment(skin, name);
if (point == null) return null;
point.x = this.getValue(map, "x", 0) * scale;
point.y = this.getValue(map, "y", 0) * scale;
point.rotation = this.getValue(map, "rotation", 0);
let color = this.getValue(map, "color", null);
if (color != null) point.color.setFromString(color);
return point;
}
case "clipping": {
let clip = this.attachmentLoader.newClippingAttachment(skin, name);
if (clip == null) return null;
let end = this.getValue(map, "end", null);
if (end != null) {
let slot = skeletonData.findSlot(end);
if (slot == null) throw new Error("Clipping end slot not found: " + end);
clip.endSlot = slot;
}
let vertexCount = map.vertexCount;
this.readVertices(map, clip, vertexCount << 1);
let color: string = this.getValue(map, "color", null);
if (color != null) clip.color.setFromString(color);
return clip;
}
}
return null;
}
readVertices (map: any, attachment: VertexAttachment, verticesLength: number) {
let scale = this.scale;
attachment.worldVerticesLength = verticesLength;
let vertices: Array<number> = map.vertices;
if (verticesLength == vertices.length) {
let scaledVertices = Utils.toFloatArray(vertices);
if (scale != 1) {
for (let i = 0, n = vertices.length; i < n; i++)
scaledVertices[i] *= scale;
}
attachment.vertices = scaledVertices;
return;
}
let weights = new Array<number>();
let bones = new Array<number>();
for (let i = 0, n = vertices.length; i < n;) {
let boneCount = vertices[i++];
bones.push(boneCount);
for (let nn = i + boneCount * 4; i < nn; i += 4) {
bones.push(vertices[i]);
weights.push(vertices[i + 1] * scale);
weights.push(vertices[i + 2] * scale);
weights.push(vertices[i + 3]);
}
}
attachment.bones = bones;
attachment.vertices = Utils.toFloatArray(weights);
}
readAnimation (map: any, name: string, skeletonData: SkeletonData) {
let scale = this.scale;
let timelines = new Array<Timeline>();
let duration = 0;
// Slot timelines.
if (map.slots) {
for (let slotName in map.slots) {
let slotMap = map.slots[slotName];
let slotIndex = skeletonData.findSlotIndex(slotName);
if (slotIndex == -1) throw new Error("Slot not found: " + slotName);
for (let timelineName in slotMap) {
let timelineMap = slotMap[timelineName];
if (timelineName == "attachment") {
let timeline = new AttachmentTimeline(timelineMap.length);
timeline.slotIndex = slotIndex;
let frameIndex = 0;
for (let i = 0; i < timelineMap.length; i++) {
let valueMap = timelineMap[i];
timeline.setFrame(frameIndex++, valueMap.time, valueMap.name);
}
timelines.push(timeline);
duration = Math.max(duration, timeline.frames[timeline.getFrameCount() - 1]);
} else if (timelineName == "color") {
let timeline = new ColorTimeline(timelineMap.length);
timeline.slotIndex = slotIndex;
let frameIndex = 0;
for (let i = 0; i < timelineMap.length; i++) {
let valueMap = timelineMap[i];
let color = new Color();
color.setFromString(valueMap.color);
timeline.setFrame(frameIndex, valueMap.time, color.r, color.g, color.b, color.a);
this.readCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.push(timeline);
duration = Math.max(duration, timeline.frames[(timeline.getFrameCount() - 1) * ColorTimeline.ENTRIES]);
} else if (timelineName == "twoColor") {
let timeline = new TwoColorTimeline(timelineMap.length);
timeline.slotIndex = slotIndex;
let frameIndex = 0;
for (let i = 0; i < timelineMap.length; i++) {
let valueMap = timelineMap[i];
let light = new Color();
let dark = new Color();
light.setFromString(valueMap.light);
dark.setFromString(valueMap.dark);
timeline.setFrame(frameIndex, valueMap.time, light.r, light.g, light.b, light.a, dark.r, dark.g, dark.b);
this.readCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.push(timeline);
duration = Math.max(duration, timeline.frames[(timeline.getFrameCount() - 1) * TwoColorTimeline.ENTRIES]);
} else
throw new Error("Invalid timeline type for a slot: " + timelineName + " (" + slotName + ")");
}
}
}
// Bone timelines.
if (map.bones) {
for (let boneName in map.bones) {
let boneMap = map.bones[boneName];
let boneIndex = skeletonData.findBoneIndex(boneName);
if (boneIndex == -1) throw new Error("Bone not found: " + boneName);
for (let timelineName in boneMap) {
let timelineMap = boneMap[timelineName];
if (timelineName === "rotate") {
let timeline = new RotateTimeline(timelineMap.length);
timeline.boneIndex = boneIndex;
let frameIndex = 0;
for (let i = 0; i < timelineMap.length; i++) {
let valueMap = timelineMap[i];
timeline.setFrame(frameIndex, valueMap.time, valueMap.angle);
this.readCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.push(timeline);
duration = Math.max(duration, timeline.frames[(timeline.getFrameCount() - 1) * RotateTimeline.ENTRIES]);
} else if (timelineName === "translate" || timelineName === "scale" || timelineName === "shear") {
let timeline: TranslateTimeline = null;
let timelineScale = 1;
if (timelineName === "scale")
timeline = new ScaleTimeline(timelineMap.length);
else if (timelineName === "shear")
timeline = new ShearTimeline(timelineMap.length);
else {
timeline = new TranslateTimeline(timelineMap.length);
timelineScale = scale;
}
timeline.boneIndex = boneIndex;
let frameIndex = 0;
for (let i = 0; i < timelineMap.length; i++) {
let valueMap = timelineMap[i];
let x = this.getValue(valueMap, "x", 0), y = this.getValue(valueMap, "y", 0);
timeline.setFrame(frameIndex, valueMap.time, x * timelineScale, y * timelineScale);
this.readCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.push(timeline);
duration = Math.max(duration, timeline.frames[(timeline.getFrameCount() - 1) * TranslateTimeline.ENTRIES]);
} else
throw new Error("Invalid timeline type for a bone: " + timelineName + " (" + boneName + ")");
}
}
}
// IK constraint timelines.
if (map.ik) {
for (let constraintName in map.ik) {
let constraintMap = map.ik[constraintName];
let constraint = skeletonData.findIkConstraint(constraintName);
let timeline = new IkConstraintTimeline(constraintMap.length);
timeline.ikConstraintIndex = skeletonData.ikConstraints.indexOf(constraint);
let frameIndex = 0;
for (let i = 0; i < constraintMap.length; i++) {
let valueMap = constraintMap[i];
timeline.setFrame(frameIndex, valueMap.time, this.getValue(valueMap, "mix", 1),
this.getValue(valueMap, "bendPositive", true) ? 1 : -1, this.getValue(valueMap, "stretch", false));
this.readCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.push(timeline);
duration = Math.max(duration, timeline.frames[(timeline.getFrameCount() - 1) * IkConstraintTimeline.ENTRIES]);
}
}
// Transform constraint timelines.
if (map.transform) {
for (let constraintName in map.transform) {
let constraintMap = map.transform[constraintName];
let constraint = skeletonData.findTransformConstraint(constraintName);
let timeline = new TransformConstraintTimeline(constraintMap.length);
timeline.transformConstraintIndex = skeletonData.transformConstraints.indexOf(constraint);
let frameIndex = 0;
for (let i = 0; i < constraintMap.length; i++) {
let valueMap = constraintMap[i];
timeline.setFrame(frameIndex, valueMap.time, this.getValue(valueMap, "rotateMix", 1),
this.getValue(valueMap, "translateMix", 1), this.getValue(valueMap, "scaleMix", 1), this.getValue(valueMap, "shearMix", 1));
this.readCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.push(timeline);
duration = Math.max(duration,
timeline.frames[(timeline.getFrameCount() - 1) * TransformConstraintTimeline.ENTRIES]);
}
}
// Path constraint timelines.
if (map.paths) {
for (let constraintName in map.paths) {
let constraintMap = map.paths[constraintName];
let index = skeletonData.findPathConstraintIndex(constraintName);
if (index == -1) throw new Error("Path constraint not found: " + constraintName);
let data = skeletonData.pathConstraints[index];
for (let timelineName in constraintMap) {
let timelineMap = constraintMap[timelineName];
if (timelineName === "position" || timelineName === "spacing") {
let timeline: PathConstraintPositionTimeline = null;
let timelineScale = 1;
if (timelineName === "spacing") {
timeline = new PathConstraintSpacingTimeline(timelineMap.length);
if (data.spacingMode == SpacingMode.Length || data.spacingMode == SpacingMode.Fixed) timelineScale = scale;
} else {
timeline = new PathConstraintPositionTimeline(timelineMap.length);
if (data.positionMode == PositionMode.Fixed) timelineScale = scale;
}
timeline.pathConstraintIndex = index;
let frameIndex = 0;
for (let i = 0; i < timelineMap.length; i++) {
let valueMap = timelineMap[i];
timeline.setFrame(frameIndex, valueMap.time, this.getValue(valueMap, timelineName, 0) * timelineScale);
this.readCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.push(timeline);
duration = Math.max(duration,
timeline.frames[(timeline.getFrameCount() - 1) * PathConstraintPositionTimeline.ENTRIES]);
} else if (timelineName === "mix") {
let timeline = new PathConstraintMixTimeline(timelineMap.length);
timeline.pathConstraintIndex = index;
let frameIndex = 0;
for (let i = 0; i < timelineMap.length; i++) {
let valueMap = timelineMap[i];
timeline.setFrame(frameIndex, valueMap.time, this.getValue(valueMap, "rotateMix", 1),
this.getValue(valueMap, "translateMix", 1));
this.readCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.push(timeline);
duration = Math.max(duration,
timeline.frames[(timeline.getFrameCount() - 1) * PathConstraintMixTimeline.ENTRIES]);
}
}
}
}
// Deform timelines.
if (map.deform) {
for (let deformName in map.deform) {
let deformMap = map.deform[deformName];
let skin = skeletonData.findSkin(deformName);
if (skin == null) throw new Error("Skin not found: " + deformName);
for (let slotName in deformMap) {
let slotMap = deformMap[slotName];
let slotIndex = skeletonData.findSlotIndex(slotName);
if (slotIndex == -1) throw new Error("Slot not found: " + slotMap.name);
for (let timelineName in slotMap) {
let timelineMap = slotMap[timelineName];
let attachment = <VertexAttachment>skin.getAttachment(slotIndex, timelineName);
if (attachment == null) throw new Error("Deform attachment not found: " + timelineMap.name);
let weighted = attachment.bones != null;
let vertices = attachment.vertices;
let deformLength = weighted ? vertices.length / 3 * 2 : vertices.length;
let timeline = new DeformTimeline(timelineMap.length);
timeline.slotIndex = slotIndex;
timeline.attachment = attachment;
let frameIndex = 0;
for (let j = 0; j < timelineMap.length; j++) {
let valueMap = timelineMap[j];
let deform: ArrayLike<number>;
let verticesValue: Array<Number> = this.getValue(valueMap, "vertices", null);
if (verticesValue == null)
deform = weighted ? Utils.newFloatArray(deformLength) : vertices;
else {
deform = Utils.newFloatArray(deformLength);
let start = <number>this.getValue(valueMap, "offset", 0);
Utils.arrayCopy(verticesValue, 0, deform, start, verticesValue.length);
if (scale != 1) {
for (let i = start, n = i + verticesValue.length; i < n; i++)
deform[i] *= scale;
}
if (!weighted) {
for (let i = 0; i < deformLength; i++)
deform[i] += vertices[i];
}
}
timeline.setFrame(frameIndex, valueMap.time, deform);
this.readCurve(valueMap, timeline, frameIndex);
frameIndex++;
}
timelines.push(timeline);
duration = Math.max(duration, timeline.frames[timeline.getFrameCount() - 1]);
}
}
}
}
// Draw order timeline.
let drawOrderNode = map.drawOrder;
if (drawOrderNode == null) drawOrderNode = map.draworder;
if (drawOrderNode != null) {
let timeline = new DrawOrderTimeline(drawOrderNode.length);
let slotCount = skeletonData.slots.length;
let frameIndex = 0;
for (let j = 0; j < drawOrderNode.length; j++) {
let drawOrderMap = drawOrderNode[j];
let drawOrder: Array<number> = null;
let offsets = this.getValue(drawOrderMap, "offsets", null);
if (offsets != null) {
drawOrder = Utils.newArray<number>(slotCount, -1);
let unchanged = Utils.newArray<number>(slotCount - offsets.length, 0);
let originalIndex = 0, unchangedIndex = 0;
for (let i = 0; i < offsets.length; i++) {
let offsetMap = offsets[i];
let slotIndex = skeletonData.findSlotIndex(offsetMap.slot);
if (slotIndex == -1) throw new Error("Slot not found: " + offsetMap.slot);
// Collect unchanged items.
while (originalIndex != slotIndex)
unchanged[unchangedIndex++] = originalIndex++;
// Set changed items.
drawOrder[originalIndex + offsetMap.offset] = originalIndex++;
}
// Collect remaining unchanged items.
while (originalIndex < slotCount)
unchanged[unchangedIndex++] = originalIndex++;
// Fill in unchanged items.
for (let i = slotCount - 1; i >= 0; i--)
if (drawOrder[i] == -1) drawOrder[i] = unchanged[--unchangedIndex];
}
timeline.setFrame(frameIndex++, drawOrderMap.time, drawOrder);
}
timelines.push(timeline);
duration = Math.max(duration, timeline.frames[timeline.getFrameCount() - 1]);
}
// Event timeline.
if (map.events) {
let timeline = new EventTimeline(map.events.length);
let frameIndex = 0;
for (let i = 0; i < map.events.length; i++) {
let eventMap = map.events[i];
let eventData = skeletonData.findEvent(eventMap.name);
if (eventData == null) throw new Error("Event not found: " + eventMap.name);
let event = new Event(Utils.toSinglePrecision(eventMap.time), eventData);
event.intValue = this.getValue(eventMap, "int", eventData.intValue);
event.floatValue = this.getValue(eventMap, "float", eventData.floatValue);
event.stringValue = this.getValue(eventMap, "string", eventData.stringValue);
timeline.setFrame(frameIndex++, event);
}
timelines.push(timeline);
duration = Math.max(duration, timeline.frames[timeline.getFrameCount() - 1]);
}
if (isNaN(duration)) {
throw new Error("Error while parsing animation, duration is NaN");
}
skeletonData.animations.push(new Animation(name, timelines, duration));
}
readCurve (map: any, timeline: CurveTimeline, frameIndex: number) {
if (!map.curve) return;
if (map.curve === "stepped")
timeline.setStepped(frameIndex);
else if (Object.prototype.toString.call(map.curve) === '[object Array]') {
let curve: Array<number> = map.curve;
timeline.setCurve(frameIndex, curve[0], curve[1], curve[2], curve[3]);
}
}
getValue (map: any, prop: string, defaultValue: any) {
return map[prop] !== undefined ? map[prop] : defaultValue;
}
static blendModeFromString (str: string) {
str = str.toLowerCase();
if (str == "normal") return BlendMode.Normal;
if (str == "additive") return BlendMode.Additive;
if (str == "multiply") return BlendMode.Multiply;
if (str == "screen") return BlendMode.Screen;
throw new Error(`Unknown blend mode: ${str}`);
}
static positionModeFromString (str: string) {
str = str.toLowerCase();
if (str == "fixed") return PositionMode.Fixed;
if (str == "percent") return PositionMode.Percent;
throw new Error(`Unknown position mode: ${str}`);
}
static spacingModeFromString (str: string) {
str = str.toLowerCase();
if (str == "length") return SpacingMode.Length;
if (str == "fixed") return SpacingMode.Fixed;
if (str == "percent") return SpacingMode.Percent;
throw new Error(`Unknown position mode: ${str}`);
}
static rotateModeFromString (str: string) {
str = str.toLowerCase();
if (str == "tangent") return RotateMode.Tangent;
if (str == "chain") return RotateMode.Chain;
if (str == "chainscale") return RotateMode.ChainScale;
throw new Error(`Unknown rotate mode: ${str}`);
}
static transformModeFromString(str: string) {
str = str.toLowerCase();
if (str == "normal") return TransformMode.Normal;
if (str == "onlytranslation") return TransformMode.OnlyTranslation;
if (str == "norotationorreflection") return TransformMode.NoRotationOrReflection;
if (str == "noscale") return TransformMode.NoScale;
if (str == "noscaleorreflection") return TransformMode.NoScaleOrReflection;
throw new Error(`Unknown transform mode: ${str}`);
}
}
class LinkedMesh {
parent: string; skin: string;
slotIndex: number;
mesh: MeshAttachment;
constructor (mesh: MeshAttachment, skin: string, slotIndex: number, parent: string) {
this.mesh = mesh;
this.skin = skin;
this.slotIndex = slotIndex;
this.parent = parent;
}
}
}