Merge pull request #14 from gor181/chart-instance-#3

Chart instance
close #3

Author: gor181

README.md

@@ -45,6 +45,20 @@ import {Doughnut} from 'react-chartjs-2';
 * redraw: PropTypes.bool,
 * width: PropTypes.number
 
+### Chart instance  
+Chart instance can be accessed by placing a ref to the element as:
+
+```
+render() {
+	componentDidMount() {
+		console.log(this.refs.chart.chart_instance); // returns a Chart.js instance reference
+	}
+	return (
+		<Doughnut ref='chart' data={data} />
+	)
+}
+```
+
 ### Events
 
 #### onElementsClick (function)

dist/react-chartjs-2.js

@@ -6,18 +6,18 @@ Object.defineProperty(exports, '__esModule', {
 	value: true
 });
 
-var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
+var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();
 
-exports.Doughnut = Doughnut;
-exports.Pie = Pie;
-exports.Line = Line;
-exports.Bar = Bar;
-exports.HorizontalBar = HorizontalBar;
-exports.Radar = Radar;
-exports.Polar = Polar;
+var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; _again = false; if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; desc = parent = undefined; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } };
+
+var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
 
 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }
 
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
+
+function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
+
 var _react = (typeof window !== "undefined" ? window['React'] : typeof global !== "undefined" ? global['React'] : null);
 
 var _react2 = _interopRequireDefault(_react);
@@ -156,33 +156,201 @@ var ChartComponent = _react2['default'].createClass({
 
 exports['default'] = ChartComponent;
 
-function Doughnut(props) {
-	return _react2['default'].createElement(ChartComponent, _extends({}, props, { type: 'doughnut' }));
-}
+var Doughnut = (function (_React$Component) {
+	_inherits(Doughnut, _React$Component);
+
+	function Doughnut() {
+		_classCallCheck(this, Doughnut);
+
+		_get(Object.getPrototypeOf(Doughnut.prototype), 'constructor', this).apply(this, arguments);
+	}
+
+	_createClass(Doughnut, [{
+		key: 'render',
+		value: function render() {
+			var _this = this;
+
+			return _react2['default'].createElement(ChartComponent, _extends({}, this.props, {
+				ref: function (ref) {
+					return _this.chart_instance = ref && ref.chart_instance;
+				},
+				type: 'doughnut'
+			}));
+		}
+	}]);
+
+	return Doughnut;
+})(_react2['default'].Component);
+
+exports.Doughnut = Doughnut;
+
+var Pie = (function (_React$Component2) {
+	_inherits(Pie, _React$Component2);
+
+	function Pie() {
+		_classCallCheck(this, Pie);
+
+		_get(Object.getPrototypeOf(Pie.prototype), 'constructor', this).apply(this, arguments);
+	}
+
+	_createClass(Pie, [{
+		key: 'render',
+		value: function render() {
+			var _this2 = this;
+
+			return _react2['default'].createElement(ChartComponent, _extends({}, this.props, {
+				ref: function (ref) {
+					return _this2.chart_instance = ref && ref.chart_instance;
+				},
+				type: 'pie'
+			}));
+		}
+	}]);
+
+	return Pie;
+})(_react2['default'].Component);
+
+exports.Pie = Pie;
+
+var Line = (function (_React$Component3) {
+	_inherits(Line, _React$Component3);
+
+	function Line() {
+		_classCallCheck(this, Line);
+
+		_get(Object.getPrototypeOf(Line.prototype), 'constructor', this).apply(this, arguments);
+	}
+
+	_createClass(Line, [{
+		key: 'render',
+		value: function render() {
+			var _this3 = this;
+
+			return _react2['default'].createElement(ChartComponent, _extends({}, this.props, {
+				ref: function (ref) {
+					return _this3.chart_instance = ref && ref.chart_instance;
+				},
+				type: 'line'
+			}));
+		}
+	}]);
+
+	return Line;
+})(_react2['default'].Component);
+
+exports.Line = Line;
+
+var Bar = (function (_React$Component4) {
+	_inherits(Bar, _React$Component4);
+
+	function Bar() {
+		_classCallCheck(this, Bar);
+
+		_get(Object.getPrototypeOf(Bar.prototype), 'constructor', this).apply(this, arguments);
+	}
+
+	_createClass(Bar, [{
+		key: 'render',
+		value: function render() {
+			var _this4 = this;
+
+			return _react2['default'].createElement(ChartComponent, _extends({}, this.props, {
+				ref: function (ref) {
+					return _this4.chart_instance = ref && ref.chart_instance;
+				},
+				type: 'bar'
+			}));
+		}
+	}]);
+
+	return Bar;
+})(_react2['default'].Component);
+
+exports.Bar = Bar;
+
+var HorizontalBar = (function (_React$Component5) {
+	_inherits(HorizontalBar, _React$Component5);
+
+	function HorizontalBar() {
+		_classCallCheck(this, HorizontalBar);
+
+		_get(Object.getPrototypeOf(HorizontalBar.prototype), 'constructor', this).apply(this, arguments);
+	}
 
-function Pie(props) {
-	return _react2['default'].createElement(ChartComponent, _extends({}, props, { type: 'pie' }));
-}
+	_createClass(HorizontalBar, [{
+		key: 'render',
+		value: function render() {
+			var _this5 = this;
+
+			return _react2['default'].createElement(ChartComponent, _extends({}, this.props, {
+				ref: function (ref) {
+					return _this5.chart_instance = ref && ref.chart_instance;
+				},
+				type: 'horizontalBar'
+			}));
+		}
+	}]);
+
+	return HorizontalBar;
+})(_react2['default'].Component);
 
-function Line(props) {
-	return _react2['default'].createElement(ChartComponent, _extends({}, props, { type: 'line' }));
-}
+exports.HorizontalBar = HorizontalBar;
 
-function Bar(props) {
-	return _react2['default'].createElement(ChartComponent, _extends({}, props, { type: 'bar' }));
-}
+var Radar = (function (_React$Component6) {
+	_inherits(Radar, _React$Component6);
 
-function HorizontalBar(props) {
-	return _react2['default'].createElement(ChartComponent, _extends({}, props, { type: 'horizontalBar' }));
-}
+	function Radar() {
+		_classCallCheck(this, Radar);
+
+		_get(Object.getPrototypeOf(Radar.prototype), 'constructor', this).apply(this, arguments);
+	}
 
-function Radar(props) {
-	return _react2['default'].createElement(ChartComponent, _extends({}, props, { type: 'radar' }));
-}
+	_createClass(Radar, [{
+		key: 'render',
+		value: function render() {
+			var _this6 = this;
+
+			return _react2['default'].createElement(ChartComponent, _extends({}, this.props, {
+				ref: function (ref) {
+					return _this6.chart_instance = ref && ref.chart_instance;
+				},
+				type: 'radar'
+			}));
+		}
+	}]);
+
+	return Radar;
+})(_react2['default'].Component);
+
+exports.Radar = Radar;
 
-function Polar(props) {
-	return _react2['default'].createElement(ChartComponent, _extends({}, props, { type: 'polarArea' }));
-}
+var Polar = (function (_React$Component7) {
+	_inherits(Polar, _React$Component7);
+
+	function Polar() {
+		_classCallCheck(this, Polar);
+
+		_get(Object.getPrototypeOf(Polar.prototype), 'constructor', this).apply(this, arguments);
+	}
+
+	_createClass(Polar, [{
+		key: 'render',
+		value: function render() {
+			var _this7 = this;
+
+			return _react2['default'].createElement(ChartComponent, _extends({}, this.props, {
+				ref: function (ref) {
+					return _this7.chart_instance = ref && ref.chart_instance;
+				},
+				type: 'polarArea'
+			}));
+		}
+	}]);
+
+	return Polar;
+})(_react2['default'].Component);
+
+exports.Polar = Polar;
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
 },{"./utils/deepEqual":2,"chart.js":undefined,"react-dom":undefined}],2:[function(require,module,exports){