/******************************************************************************
 * Spine Runtimes Software License
 * Version 2
 * 
 * Copyright (c) 2013, Esoteric Software
 * All rights reserved.
 * 
 * You are granted a perpetual, non-exclusive, non-sublicensable and
 * non-transferable license to install, execute and perform the Spine Runtimes
 * Software (the "Software") solely for internal use. Without the written
 * permission of Esoteric Software, you may not (a) modify, translate, adapt or
 * otherwise create derivative works, improvements of the Software or develop
 * new applications using the Software 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 SOFTARE BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 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.
 *****************************************************************************/

#include <spine/Slot.h>
#include <spine/extension.h>
#include <spine/Skeleton.h>

typedef struct {
	spSlot super;
	float attachmentTime;
} _spSlot;

spSlot* spSlot_create (spSlotData* data, spSkeleton* skeleton, spBone* bone) {
	spSlot* self = SUPER(NEW(_spSlot));
	CONST_CAST(spSlotData*, self->data) = data;
	CONST_CAST(spSkeleton*, self->skeleton) = skeleton;
	CONST_CAST(spBone*, self->bone) = bone;
	spSlot_setToSetupPose(self);
	return self;
}

void spSlot_dispose (spSlot* self) {
	FREE(self);
}

void spSlot_setAttachment (spSlot* self, spAttachment* attachment) {
	CONST_CAST(spAttachment*, self->attachment) = attachment;
	SUB_CAST(_spSlot, self) ->attachmentTime = self->skeleton->time;
}

void spSlot_setAttachmentTime (spSlot* self, float time) {
	SUB_CAST(_spSlot, self) ->attachmentTime = self->skeleton->time - time;
}

float spSlot_getAttachmentTime (const spSlot* self) {
	return self->skeleton->time - SUB_CAST(_spSlot, self) ->attachmentTime;
}

void spSlot_setToSetupPose (spSlot* self) {
	spAttachment* attachment = 0;
	self->r = self->data->r;
	self->g = self->data->g;
	self->b = self->data->b;
	self->a = self->data->a;

	if (self->data->attachmentName) {
		/* Find slot index. */
		int i;
		for (i = 0; i < self->skeleton->data->slotCount; ++i) {
			if (self->data == self->skeleton->data->slots[i]) {
				attachment = spSkeleton_getAttachmentForSlotIndex(self->skeleton, i, self->data->attachmentName);
				break;
			}
		}
	}
	spSlot_setAttachment(self, attachment);
}