/**
 * R3.D3.Composer.RenderTarget
 * @param apiComponent
 * @constructor
 */
R3.D3.Composer.RenderTarget = function(
    apiComponent
) {

    __RUNTIME_COMPONENT__;

    R3.D3.API.Composer.RenderTarget.call(
        this,
        apiComponent,
        apiComponent.renderTarget
    );

    if (this.renderTarget instanceof R3.D3.API.RenderTarget) {
        this.renderTarget = R3.Component.ConstructFromObject(this.renderTarget);
    }

    var linkedComponents = {
        renderTarget : R3.D3.RenderTarget
    };

    R3.D3.Composer.call(
        this,
        linkedComponents
    );
};

R3.D3.Composer.RenderTarget.prototype = Object.create(R3.D3.Composer.prototype);
R3.D3.Composer.RenderTarget.prototype.constructor = R3.D3.Composer.RenderTarget;

/**
 * Creates a Composer instance
 * @returns {*}
 */
R3.D3.Composer.RenderTarget.prototype.createInstance = function() {

    if (R3.Utils.UndefinedOrNull(this.renderTarget)) {
        throw new Error('Need at least a renderTarget to create this composer object instance')
    }

    this.width  = this.renderTarget.width;
    this.height = this.renderTarget.height;

    /**
     * Right - now we should have the right size of the composer - we can continue
     */
    this.instance = this.graphics.Composer(
        null,
        this.renderTarget,
        this.passes,
        {
            width   : this.width,
            height  : this.height
        }
    );

    __CREATE_INSTANCE__;
};

/**
 * Updates Composer instance
 */
R3.D3.Composer.RenderTarget.prototype.updateInstance = function(property) {

    if (property === 'rendererTarget') {

        console.warn('TODO: renderTarget update');

        return;
    }

    R3.D3.Composer.prototype.updateInstance.call(this, property);
};

/**
 * Returns true if this composer is ready
 * @returns {boolean}
 */
R3.D3.Composer.RenderTarget.prototype.ready = function() {

    if (R3.Utils.UndefinedOrNull(this.instance)) {
        return false;
    }

    if (R3.Utils.UndefinedOrNull(this.renderTarget)) {
        return false;
    }

    return R3.D3.Composer.prototype.ready.call(this);

};