player/js/elements/helpers/RenderableElement.js

function RenderableElement() {

}

RenderableElement.prototype = {
  initRenderable: function () {
    // layer's visibility related to inpoint and outpoint. Rename isVisible to isInRange
    this.isInRange = false;
    // layer's display state
    this.hidden = false;
    // If layer's transparency equals 0, it can be hidden
    this.isTransparent = false;
    // list of animated components
    this.renderableComponents = [];
  },
  addRenderableComponent: function (component) {
    if(this.renderableComponents.indexOf(component) === -1) {
      this.renderableComponents.push(component);
    }
  },
  removeRenderableComponent: function (component) {
    if(this.renderableComponents.indexOf(component) !== -1) {
      this.renderableComponents.splice(this.renderableComponents.indexOf(component), 1);
    }
  },
  prepareRenderableFrame: function (num) {
    this.checkLayerLimits(num);
  },
  checkTransparency: function () {
    if(this.finalTransform.mProp.o.v <= 0) {
      if(!this.isTransparent && this.globalData.renderConfig.hideOnTransparent) {
        this.isTransparent = true;
        this.hide();
      }
    } else if(this.isTransparent) {
      this.isTransparent = false;
      this.show();
    }
  },
  /**
     * @function 
     * Initializes frame related properties.
     *
     * @param {number} num
     * current frame number in Layer's time
     * 
     */
  checkLayerLimits: function (num) {
    if(this.data.ip - this.data.st <= num && this.data.op - this.data.st > num)
    {
      if(this.isInRange !== true) {
        this.globalData._mdf = true;
        this._mdf = true;
        this.isInRange = true;
        this.show();
      }
    } else {
      if(this.isInRange !== false) {
        this.globalData._mdf = true;
        this.isInRange = false;
        this.hide();
      }
    }
  },
  renderRenderable: function () {
    var i, len = this.renderableComponents.length;
    for(i = 0; i < len; i += 1) {
      this.renderableComponents[i].renderFrame(this._isFirstFrame);
    }
    /* this.maskManager.renderFrame(this.finalTransform.mat);
        this.renderableEffectsManager.renderFrame(this._isFirstFrame); */
  },
  sourceRectAtTime: function () {
    return {
      top:0,
      left:0,
      width:100,
      height:100
    };
  },
  getLayerSize: function () {
    if(this.data.ty === 5) {
      return {w:this.data.textData.width, h:this.data.textData.height};
    }else{
      return {w:this.data.width, h:this.data.height};
    }
  }
};