mirror of
https://github.com/tiennm99/fbird.git
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330 lines
9.4 KiB
JavaScript
Vendored
330 lines
9.4 KiB
JavaScript
Vendored
/****************************************************************************
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Copyright (c) 2013-2014 Chukong Technologies Inc.
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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/**
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* timeline object
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* @class
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* @extend ccs.Class
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*/
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ccs.Timeline = ccs.Class.extend({
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//{ccs.Frame}
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_frames: null,
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//{ccs.Frame}
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_currentKeyFrame: null,
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//{Number}
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_currentKeyFrameIndex: null,
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//{Number}
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_fromIndex: null,
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//{Number}
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_toIndex: null,
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//{Number}
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_betweenDuration: null,
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//{Number}
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_actionTag: null,
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//{ccs.ActionTimeline}
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_ActionTimeline: null,
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//{cc.Node}
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_node: null,
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ctor: function () {
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this._frames = [];
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this._currentKeyFrame = null;
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this._currentKeyFrameIndex = 0;
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this._fromIndex = 0;
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this._toIndex = 0;
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this._betweenDuration = 0;
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this._actionTag = 0;
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this._ActionTimeline = null;
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this._node = null;
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},
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_gotoFrame: function (frameIndex) {
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if (this._frames.length === 0)
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return;
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this._binarySearchKeyFrame(frameIndex);
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this._apply(frameIndex);
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},
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_stepToFrame: function (frameIndex) {
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if (this._frames.length === 0)
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return;
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this._updateCurrentKeyFrame(frameIndex);
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this._apply(frameIndex);
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},
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/**
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* Get the frame list
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* @returns {ccs.Frame}
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*/
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getFrames: function () {
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return this._frames;
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},
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/**
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* push frame to frame list
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* @param {ccs.Frame} frame
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*/
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addFrame: function (frame) {
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this._frames.push(frame);
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frame.setTimeline(this)
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},
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/**
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* insert the frame to frame list
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* @param {ccs.Frame} frame
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* @param {Number} index
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*/
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insertFrame: function (frame, index) {
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this._frames.splice(index, 0, frame);
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frame.setTimeline(this);
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},
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/**
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* remove frame
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* @param {ccs.Frame} frame
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*/
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removeFrame: function (frame) {
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cc.arrayRemoveObject(this._frames, frame);
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frame.setTimeline(null);
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},
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/**
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* Set the action tag
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* @param {Number} tag
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*/
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setActionTag: function (tag) {
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this._actionTag = tag;
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},
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/**
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* Gets the action tag
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* return {Number}
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*/
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getActionTag: function () {
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return this._actionTag;
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},
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/**
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* Set the node
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* @param {cc.Node} node
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*/
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setNode: function (node) {
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for (var i = 0; i < this._frames.length; i++) {
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var frame = this._frames[i];
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frame.setNode(node);
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}
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},
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/**
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* Gets the node
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* return {cc.Node}
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*/
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getNode: function () {
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return this._node;
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},
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/**
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* Set the action timeline
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* @param {ccs.ActionTimeline} action
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*/
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setActionTimeline: function (action) {
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this._ActionTimeline = action;
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},
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/**
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* get the action timeline
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* return {cc.Action}
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*/
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getActionTimeline: function () {
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return this._ActionTimeline;
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},
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/**
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* to copy object with deep copy.
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* returns a clone of action.
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* @return {ccs.Timeline}
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*/
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clone: function () {
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var timeline = new ccs.Timeline();
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timeline._actionTag = this._actionTag;
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for (var i = 0; i < this._frames.length; i++) {
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var frame = this._frames[i];
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var newFrame = frame.clone();
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timeline.addFrame(newFrame);
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}
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return timeline;
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},
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_apply: function (frameIndex) {
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if (this._currentKeyFrame) {
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var currentPercent = this._betweenDuration <= 0 ? 0 : (frameIndex - this._currentKeyFrameIndex) / this._betweenDuration;
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this._currentKeyFrame.apply(currentPercent);
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}
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},
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_binarySearchKeyFrame: function (frameIndex) {
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var from = null;
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var to = null;
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var length = this._frames.length;
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var needEnterFrame = false;
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do {
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if (frameIndex < this._frames[0].getFrameIndex()) {
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if (this._currentKeyFrameIndex >= this._frames[0].getFrameIndex())
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needEnterFrame = true;
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this._fromIndex = 0;
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this._toIndex = 0;
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from = to = this._frames[0];
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this._currentKeyFrameIndex = 0;
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this._betweenDuration = this._frames[0].getFrameIndex();
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break;
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} else if (frameIndex >= this._frames[length - 1].getFrameIndex()) {
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this._fromIndex = length - 1;
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this._toIndex = 0;
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from = to = this._frames[length - 1];
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this._currentKeyFrameIndex = this._frames[length - 1].getFrameIndex();
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this._betweenDuration = 0;
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break;
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}
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var target = -1;
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var low = 0,
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high = length - 1,
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mid = 0;
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while (low <= high) {
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mid = Math.ceil(( low + high ) / 2);
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if (frameIndex >= this._frames[mid].getFrameIndex() && frameIndex < this._frames[mid + 1].getFrameIndex()) {
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target = mid;
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break;
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}
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if (this._frames[mid].getFrameIndex() > frameIndex)
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high = mid - 1;
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else
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low = mid + 1;
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}
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this._fromIndex = target;
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if (length > 1)
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this._toIndex = (target + 1) | 0;
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else
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this._toIndex = (target) | 0;
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from = this._frames[this._fromIndex];
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to = this._frames[this._toIndex];
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from = this._frames[target];
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to = this._frames[target + 1];
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if (target === 0 && this._currentKeyFrameIndex < from.getFrameIndex())
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needEnterFrame = true;
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this._currentKeyFrameIndex = from.getFrameIndex();
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this._betweenDuration = to.getFrameIndex() - from.getFrameIndex();
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} while (0);
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if (needEnterFrame || this._currentKeyFrame != from) {
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this._currentKeyFrame = from;
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this._currentKeyFrame.onEnter(to);
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}
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},
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_updateCurrentKeyFrame: function (frameIndex) {
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if (frameIndex > 60)
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var a = 0;
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//! If play to current frame's front or back, then find current frame again
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if (frameIndex < this._currentKeyFrameIndex || frameIndex >= this._currentKeyFrameIndex + this._betweenDuration) {
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var from = null;
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var to = null;
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do
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{
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var length = this._frames.length;
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if (frameIndex < this._frames[0].getFrameIndex()) {
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from = to = this._frames[0];
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this._currentKeyFrameIndex = 0;
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this._betweenDuration = this._frames[0].getFrameIndex();
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break;
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}
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else if (frameIndex >= this._frames[length - 1].getFrameIndex()) {
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var lastFrameIndex = this._frames[length - 1].getFrameIndex();
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if (this._currentKeyFrameIndex >= lastFrameIndex)
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return;
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frameIndex = lastFrameIndex;
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}
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do {
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this._fromIndex = this._toIndex;
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from = this._frames[this._fromIndex];
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this._currentKeyFrameIndex = from.getFrameIndex();
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this._toIndex = this._fromIndex + 1;
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if (this._toIndex >= length) {
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this._toIndex = 0;
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}
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to = this._frames[this._toIndex];
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if (frameIndex === from.getFrameIndex())
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break;
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if (frameIndex > from.getFrameIndex() && frameIndex < to.getFrameIndex())
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break;
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if (from.isEnterWhenPassed())
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from.onEnter(to);
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} while (true);
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this._betweenDuration = to.getFrameIndex() - from.getFrameIndex();
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} while (0);
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this._currentKeyFrame = from;
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this._currentKeyFrame.onEnter(to);
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}
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}
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});
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/**
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* Create the Timeline
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*
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* @deprecated v3.0, please use new ccs.Timeline() instead.
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* @returns {ccs.Timeline}
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*/
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ccs.Timeline.create = function () {
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return new ccs.Timeline();
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};
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