static/ext/src/chart/series/Cartesian.js
function() {
        var me = this,
            chart = me.chart,
            store = chart.getChartStore(),
            data = store.data.items,
            count = me.getRecordCount(),
            i, ln, record,
            stacked = me.stacked,
            min, max,
            positiveTotal, negativeTotal;

        function eachYValueStacked(yValue, i) {
            if (!me.isExcluded(i)) {
                if (yValue < 0) {
                    negativeTotal += yValue;
                } else {
                    positiveTotal += yValue;
                }
            }
        }

        function eachYValue(yValue, i) {
            if (!me.isExcluded(i)) {
                if (yValue > max) {
                    max = yValue;
                }
                if (yValue < min) {
                    min = yValue;
                }
            }
        }

        if (count > 0) {
            min = Infinity;
            max = -min;
            
            for (i = 0, ln = data.length; i < ln; i++) {
                record = data[i];
                if (stacked) {
                    positiveTotal = 0;
                    negativeTotal = 0;
                    me.eachYValue(record, eachYValueStacked);
                    if (positiveTotal > max) {
                        max = positiveTotal;
                    }
                    if (negativeTotal < min) {
                        min = negativeTotal;
                    }
                } else {
                    me.eachYValue(record, eachYValue);
                }
            }
            
            // If we made no progress, treat it like a category axis
            if (min == Infinity) {
                min = 0;
            }
            
            if (max == -Infinity) {
                max = count - 1;
            }
        } else {
            min = max = 0;
        }
        return [min, max];
    }
function() {
        var me = this,
            chart = me.chart,
            store = chart.getChartStore(),
            data = store.data.items,
            count = me.getRecordCount(),
            i, ln, record,
            stacked = me.stacked,
            min, max,
            positiveTotal, negativeTotal;

        function eachYValueStacked(yValue, i) {
            if (!me.isExcluded(i)) {
                if (yValue < 0) {
                    negativeTotal += yValue;
                } else {
                    positiveTotal += yValue;
                }
            }
        }

        function eachYValue(yValue, i) {
            if (!me.isExcluded(i)) {
                if (yValue > max) {
                    max = yValue;
                }
                if (yValue < min) {
                    min = yValue;
                }
            }
        }

        if (count > 0) {
            min = Infinity;
            max = -min;
            
            for (i = 0, ln = data.length; i < ln; i++) {
                record = data[i];
                if (stacked) {
                    positiveTotal = 0;
                    negativeTotal = 0;
                    me.eachYValue(record, eachYValueStacked);
                    if (positiveTotal > max) {
                        max = positiveTotal;
                    }
                    if (negativeTotal < min) {
                        min = negativeTotal;
                    }
                } else {
                    me.eachYValue(record, eachYValue);
                }
            }
            
            // If we made no progress, treat it like a category axis
            if (min == Infinity) {
                min = 0;
            }
            
            if (max == -Infinity) {
                max = count - 1;
            }
        } else {
            min = max = 0;
        }
        return [min, max];
    }
function ( ) { var me = this , chart = me . chart , store = chart . getChartStore ( ) , data = store . data . items , count = me . getRecordCount ( ) , i , ln , record , stacked = me . stacked , min , max , positiveTotal , negativeTotal ; function eachYValueStacked ( yValue , i ) { if ( ! me . isExcluded ( i ) ) { if ( yValue < 0 ) { negativeTotal += yValue ; } else { positiveTotal += yValue ; } } } function eachYValue ( yValue , i ) { if ( ! me . isExcluded ( i ) ) { if ( yValue > max ) { max = yValue ; } if ( yValue < min ) { min = yValue ; } } } if ( count > 0 ) { min = Infinity ; max = - min ; for ( i = 0 , ln = data . length ; i < ln ; i ++ ) { record = data [ i ] ; if ( stacked ) { positiveTotal = 0 ; negativeTotal = 0 ; me . eachYValue ( record , eachYValueStacked ) ; if ( positiveTotal > max ) { max = positiveTotal ; } if ( negativeTotal < min ) { min = negativeTotal ; } } else { me . eachYValue ( record , eachYValue ) ; } } // If we made no progress, treat it like a category axis if ( min == Infinity ) { min = 0 ; } if ( max == - Infinity ) { max = count - 1 ; } } else { min = max = 0 ; } return [ min , max ] ; }
Calculate the min and max values for this series's yField(s). Takes into account yField
combinations, exclusions, and stacking.
@return {Array} [min, max]
Calculate the min and max values for this series s yField ( s ) . Takes into account yField combinations exclusions and stacking .