2025-07-16 01:35:13 +02:00

234 lines
8.3 KiB
Haxe

/******************************************************************************
* Spine Runtimes License Agreement
* Last updated April 5, 2025. Replaces all prior versions.
*
* Copyright (c) 2013-2025, Esoteric Software LLC
*
* Integration of the Spine Runtimes into software or otherwise creating
* derivative works of the Spine Runtimes is permitted under the terms and
* conditions of Section 2 of the Spine Editor License Agreement:
* http://esotericsoftware.com/spine-editor-license
*
* Otherwise, it is permitted to integrate the Spine Runtimes into software
* or otherwise create derivative works of the Spine Runtimes (collectively,
* "Products"), provided that each user of the Products must obtain their own
* Spine Editor license and redistribution of the Products in any form must
* include this license and copyright notice.
*
* THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "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 LLC 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
* THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
package spine;
import haxe.ds.StringMap;
import spine.attachments.Attachment;
import spine.attachments.MeshAttachment;
/** Stores attachments by slot index and attachment name.
*
* See spine.SkeletonData.defaultSkin, spine.Skeleton.skin, and
* Runtime skins at https://esotericsoftware.com/spine-runtime-skins in the Spine Runtimes Guide. */
class Skin {
/** The skin's name, which is unique across all skins in the skeleton. */
public final name:String;
/** Returns the attachment for the specified slot index and name, or null. */
public final attachments:Array<StringMap<Attachment>> = new Array<StringMap<Attachment>>();
public final bones:Array<BoneData> = new Array<BoneData>();
public final constraints = new Array<ConstraintData<Dynamic, Dynamic>>();
/** The color of the skin as it was in Spine, or a default color if nonessential data was not exported. */
public final color:Color = new Color(0.99607843, 0.61960787, 0.30980393, 1); // fe9e4fff
public function new(name:String) {
if (name == null)
throw new SpineException("name cannot be null.");
this.name = name;
}
/** Adds an attachment to the skin for the specified slot index and name. */
public function setAttachment(slotIndex:Int, name:String, attachment:Attachment):Void {
if (attachment == null)
throw new SpineException("attachment cannot be null.");
if (slotIndex >= attachments.length)
attachments.resize(slotIndex + 1);
if (attachments[slotIndex] == null)
attachments[slotIndex] = new StringMap<Attachment>();
attachments[slotIndex].set(name, attachment);
}
/** Adds all attachments, bones, and constraints from the specified skin to this skin. */
public function addSkin(skin:Skin):Void {
var contained:Bool = false;
for (i in 0...skin.bones.length) {
var bone:BoneData = skin.bones[i];
contained = false;
for (j in 0...bones.length) {
if (bones[j] == bone) {
contained = true;
break;
}
}
if (!contained)
bones.push(bone);
}
for (i in 0...skin.constraints.length) {
var constraint = skin.constraints[i];
contained = false;
for (j in 0...constraints.length) {
if (constraints[j] == constraint) {
contained = true;
break;
}
}
if (!contained)
constraints.push(constraint);
}
var attachments:Array<SkinEntry> = skin.getAttachments();
for (i in 0...attachments.length) {
var attachment:SkinEntry = attachments[i];
setAttachment(attachment.slotIndex, attachment.name, attachment.attachment);
}
}
/** Adds all bones and constraints and copies of all attachments from the specified skin to this skin. Mesh attachments are not
* copied, instead a new linked mesh is created. The attachment copies can be modified without affecting the originals. */
public function copySkin(skin:Skin):Void {
var contained:Bool = false;
var attachment:SkinEntry;
for (i in 0...skin.bones.length) {
var bone:BoneData = skin.bones[i];
contained = false;
for (j in 0...bones.length) {
if (bones[j] == bone) {
contained = true;
break;
}
}
if (!contained)
bones.push(bone);
}
for (i in 0...skin.constraints.length) {
var constraint = skin.constraints[i];
contained = false;
for (j in 0...constraints.length) {
if (constraints[j] == constraint) {
contained = true;
break;
}
}
if (!contained)
constraints.push(constraint);
}
var attachments:Array<SkinEntry> = skin.getAttachments();
for (i in 0...attachments.length) {
attachment = attachments[i];
if (attachment.attachment == null)
continue;
if (Std.isOfType(attachment.attachment, MeshAttachment)) {
var mesh = cast(attachment.attachment, MeshAttachment);
attachment.attachment = new MeshAttachment(mesh.name, mesh.path).newLinkedMesh();
setAttachment(attachment.slotIndex, attachment.name, attachment.attachment);
} else {
attachment.attachment = attachment.attachment.copy();
setAttachment(attachment.slotIndex, attachment.name, attachment.attachment);
}
}
}
/** Returns the attachment for the specified slot index and name, or null. */
public function getAttachment(slotIndex:Int, name:String):Attachment {
if (slotIndex >= attachments.length)
return null;
var dictionary:StringMap<Attachment> = attachments[slotIndex];
return dictionary != null ? dictionary.get(name) : null;
}
/** Removes the attachment in the skin for the specified slot index and name, if any. */
public function removeAttachment(slotIndex:Int, name:String):Void {
var dictionary:StringMap<Attachment> = attachments[slotIndex];
if (dictionary != null)
dictionary.remove(name);
}
/** Returns all attachments in this skin. */
public function getAttachments():Array<SkinEntry> {
var entries:Array<SkinEntry> = new Array<SkinEntry>();
for (slotIndex in 0...attachments.length) {
var attachments:StringMap<Attachment> = attachments[slotIndex];
if (attachments != null) {
for (name in attachments.keys()) {
var attachment:Attachment = attachments.get(name);
if (attachment != null)
entries.push(new SkinEntry(slotIndex, name, attachment));
}
}
}
return entries;
}
/** Returns all attachments in this skin for the specified slot index. */
public function getAttachmentsForSlot(slotIndex:Int):Array<SkinEntry> {
var entries:Array<SkinEntry> = new Array<SkinEntry>();
var attachments:StringMap<Attachment> = attachments[slotIndex];
if (attachments != null) {
for (name in attachments.keys()) {
var attachment:Attachment = attachments.get(name);
if (attachment != null)
entries.push(new SkinEntry(slotIndex, name, attachment));
}
}
return entries;
}
/** Clears all attachments, bones, and constraints. */
public function clear():Void {
attachments.resize(0);
bones.resize(0);
constraints.resize(0);
}
public function toString():String {
return name;
}
/** Attach each attachment in this skin if the corresponding attachment in the old skin is currently attached. */
public function attachAll(skeleton:Skeleton, oldSkin:Skin):Void {
var slotIndex:Int = 0;
for (element in skeleton.slots) {
var slot = element.pose;
var slotAttachment = slot.attachment;
if (slotAttachment != null && slotIndex < oldSkin.attachments.length) {
var dictionary:StringMap<Attachment> = oldSkin.attachments[slotIndex];
if (null != dictionary) {
for (name in dictionary.keys()) {
var skinAttachment:Attachment = dictionary.get(name);
if (slotAttachment == skinAttachment) {
var attachment:Attachment = getAttachment(slotIndex, name);
if (attachment != null)
slot.attachment = attachment;
break;
}
}
}
}
slotIndex++;
}
}
}