Function clipPointsByRect

libs/echarts/echarts-en.simple.js:18095–18107

* @param {Array. >} points Like: [[23, 44], [53, 66], ...] * @param {Object} rect {x, y, width, height} * @return {Array. >} A new clipped points.

(points, rect)

 * @return {Array.<Array.<number>>} A new clipped points.
 */
function clipPointsByRect(points, rect) {
    // FIXME: this way migth be incorrect when grpahic clipped by a corner.
    // and when element have border.
    return map(points, function (point) {
        var x = point[0];
        x = mathMax$1(x, rect.x);
        x = mathMin$1(x, rect.x + rect.width);
        var y = point[1];
        y = mathMax$1(y, rect.y);
        y = mathMin$1(y, rect.y + rect.height);
        return [x, y];
    });
}

/**
 * @param {Object} targetRect {x, y, width, height}