/** * @class Ext.chart.axis.layout.Continuous * @extends Ext.chart.axis.layout.Layout * * Processor for axis data that can be interpolated. */Ext.define('Ext.chart.axis.layout.Continuous', { extend: 'Ext.chart.axis.layout.Layout', alias: 'axisLayout.continuous', isContinuous: true, config: { adjustMinimumByMajorUnit: false, adjustMaximumByMajorUnit: false }, getCoordFor: function (value, field, idx, items) { return +value; }, /** * @inheritdoc */ snapEnds: function (context, min, max, estStepSize) { var segmenter = context.segmenter, axis = this.getAxis(), majorTickSteps = axis.getMajorTickSteps(), // if specific number of steps requested and the segmenter can do such segmentation out = majorTickSteps && segmenter.exactStep ? segmenter.exactStep(min, (max - min) / majorTickSteps) : segmenter.preferredStep(min, estStepSize), unit = out.unit, step = out.step, from = majorTickSteps ? min : segmenter.align(min, step, unit), steps = (majorTickSteps || segmenter.diff(min, max, unit)) + 1; return { min: segmenter.from(min), max: segmenter.from(max), from: from, to: segmenter.add(from, steps * step, unit), step: step, steps: steps, unit: unit, get: function (currentStep) { return segmenter.add(this.from, this.step * currentStep, this.unit); } }; }, snapMinorEnds: function (context) { var majorTicks = context.majorTicks, minorTickSteps = this.getAxis().getMinorTickSteps(), segmenter = context.segmenter, min = majorTicks.min, max = majorTicks.max, from = majorTicks.from, unit = majorTicks.unit, step = majorTicks.step / minorTickSteps, scaledStep = step * unit.scale, fromMargin = from - min, offset = Math.floor(fromMargin / scaledStep), extraSteps = offset + Math.floor((max - majorTicks.to) / scaledStep) + 1, steps = majorTicks.steps * minorTickSteps + extraSteps; return { min: min, max: max, from: min + fromMargin % scaledStep, to: segmenter.add(from, steps * step, unit), step: step, steps: steps, unit: unit, get: function (current) { return (current % minorTickSteps + offset + 1 !== 0) ? // don't render minor tick in major tick position segmenter.add(this.from, this.step * current, unit) : null; } } }});