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* @license Apache-2.0
*
* Copyright (c) 2018 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
'use strict';
// MODULES //
var logger = require( 'debug' );
var lines = require( './lines.js' );
var symbols = require( './symbols.js' );
var xRug = require( './x_rug.js' );
var yRug = require( './y_rug.js' );
// VARIABLES //
var debug = logger( 'plot:render:svg:marks' );
// MAIN //
/**
* Renders individual marks.
*
* @private
* @param {Object} state - state
* @returns {VTree} virtual tree
*/
function render( state ) {
var parent;
var marks;
var len;
var i;
debug( 'Rendering marks group...' );
parent = state.$.svg.marks.render();
len = state.x.length;
if ( len === 0 ) {
debug( 'No individual marks to render.' );
return parent;
}
marks = [];
debug( 'Rendering lines...' );
marks = marks.concat( lines( state ) );
debug( 'Rendering symbols...' );
marks = marks.concat( symbols( state ) );
debug( 'Rendering x-axis rug plots...' );
marks = marks.concat( xRug( state ) );
debug( 'Rendering y-axis rug plots...' );
marks = marks.concat( yRug( state ) );
debug( 'Inserting individual marks into marks group...' );
for ( i = 0; i < marks.length; i++ ) {
parent.children.push( marks[i] );
parent.count += marks[i].count;
}
debug( 'Finished rendering marks.' );
return parent;
}
// EXPORTS //
module.exports = render;
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