devextreme
Version:
HTML5 JavaScript Component Suite for Responsive Web Development
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JavaScript
/**
* DevExtreme (esm/viz/gauges/linear_gauge.js)
* Version: 21.1.4
* Build date: Mon Jun 21 2021
*
* Copyright (c) 2012 - 2021 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
import {
each as _each
} from "../../core/utils/iterator";
var _max = Math.max;
var _min = Math.min;
var _round = Math.round;
import registerComponent from "../../core/component_registrator";
import {
extend
} from "../../core/utils/extend";
import {
clone
} from "../../core/utils/object";
import {
BaseGauge
} from "./base_gauge";
import {
dxGauge,
createIndicatorCreator
} from "./common";
import {
normalizeEnum as _normalizeEnum
} from "../core/utils";
import * as linearIndicators from "./linear_indicators";
import LinearRangeContainer from "./linear_range_container";
var dxLinearGauge = dxGauge.inherit({
_rootClass: "dxg-linear-gauge",
_factoryMethods: {
rangeContainer: "createLinearRangeContainer",
indicator: "createLinearIndicator"
},
_gridSpacingFactor: 25,
_scaleTypes: {
type: "xyAxes",
drawingType: "linear"
},
_getTicksOrientation: function(scaleOptions) {
return scaleOptions.isHorizontal ? scaleOptions.verticalOrientation : scaleOptions.horizontalOrientation
},
_getThemeManagerOptions() {
var options = this.callBase.apply(this, arguments);
options.subTheme = "_linear";
return options
},
_getInvertedState() {
return !this._area.vertical && this.option("rtlEnabled")
},
_prepareScaleSettings: function() {
var scaleOptions = this.callBase();
scaleOptions.inverted = this._getInvertedState();
return scaleOptions
},
_updateScaleTickIndent: function(scaleOptions) {
var indentFromTick = scaleOptions.label.indentFromTick;
var length = scaleOptions.tick.length;
var textParams = this._scale.measureLabels(extend({}, this._canvas));
var verticalTextCorrection = scaleOptions.isHorizontal ? textParams.height + textParams.y : 0;
var isIndentPositive = indentFromTick > 0;
var orientation;
var textCorrection;
var tickCorrection;
if (scaleOptions.isHorizontal) {
orientation = isIndentPositive ? {
center: .5,
top: 0,
bottom: 1
} : {
center: .5,
top: 1,
bottom: 0
};
tickCorrection = length * orientation[scaleOptions.verticalOrientation];
textCorrection = textParams.y
} else {
orientation = isIndentPositive ? {
center: .5,
left: 0,
right: 1
} : {
center: .5,
left: 1,
right: 0
};
tickCorrection = length * orientation[scaleOptions.horizontalOrientation];
textCorrection = -textParams.width
}
scaleOptions.label.indentFromAxis = -indentFromTick + (isIndentPositive ? -tickCorrection + textCorrection : tickCorrection - verticalTextCorrection);
this._scale.updateOptions(scaleOptions)
},
_shiftScale: function(layout, scaleOptions) {
var canvas = extend({}, this._canvas);
var isHorizontal = scaleOptions.isHorizontal;
var scale = this._scale;
canvas[isHorizontal ? "left" : "top"] = this._area[isHorizontal ? "startCoord" : "endCoord"];
canvas[isHorizontal ? "right" : "bottom"] = canvas[isHorizontal ? "width" : "height"] - this._area[isHorizontal ? "endCoord" : "startCoord"];
scale.draw(canvas);
scale.shift({
left: -layout.x,
top: -layout.y
})
},
_setupCodomain: function() {
var geometry = this.option("geometry") || {};
var vertical = "vertical" === _normalizeEnum(geometry.orientation);
this._area = {
vertical: vertical,
x: 0,
y: 0,
startCoord: -100,
endCoord: 100
};
this._rangeContainer.vertical = vertical;
this._translator.setInverted(this._getInvertedState());
this._translator.setCodomain(-100, 100)
},
_getScaleLayoutValue: function() {
return this._area[this._area.vertical ? "x" : "y"]
},
_getTicksCoefficients: function(options) {
var coefs = {
inner: 0,
outer: 1
};
if (this._area.vertical) {
if ("left" === options.horizontalOrientation) {
coefs.inner = 1;
coefs.outer = 0
} else if ("center" === options.horizontalOrientation) {
coefs.inner = coefs.outer = .5
}
} else if ("top" === options.verticalOrientation) {
coefs.inner = 1;
coefs.outer = 0
} else if ("center" === options.verticalOrientation) {
coefs.inner = coefs.outer = .5
}
return coefs
},
_correctScaleIndents: function(result, indentFromTick, textParams) {
var vertical = this._area.vertical;
if (indentFromTick >= 0) {
result.max += indentFromTick + textParams[vertical ? "width" : "height"]
} else {
result.min -= -indentFromTick + textParams[vertical ? "width" : "height"]
}
result.indent = textParams[vertical ? "height" : "width"] / 2
},
_measureMainElements: function(elements, scaleMeasurement) {
var x = this._area.x;
var y = this._area.y;
var minBound = 1e3;
var maxBound = 0;
var indent = 0;
var scale = this._scale;
_each(elements.concat(scale), (function(_, element) {
var bounds = element.measure ? element.measure({
x: x + element.getOffset(),
y: y + element.getOffset()
}) : scaleMeasurement;
void 0 !== bounds.max && (maxBound = _max(maxBound, bounds.max));
void 0 !== bounds.min && (minBound = _min(minBound, bounds.min));
bounds.indent > 0 && (indent = _max(indent, bounds.indent))
}));
return {
minBound: minBound,
maxBound: maxBound,
indent: indent
}
},
_applyMainLayout: function(elements, scaleMeasurement) {
var measurements = this._measureMainElements(elements, scaleMeasurement);
var area = this._area;
var rect;
var offset;
if (area.vertical) {
rect = selectRectBySizes(this._innerRect, {
width: measurements.maxBound - measurements.minBound
});
offset = (rect.left + rect.right) / 2 - (measurements.minBound + measurements.maxBound) / 2;
area.startCoord = rect.bottom - measurements.indent;
area.endCoord = rect.top + measurements.indent;
area.x = _round(area.x + offset)
} else {
rect = selectRectBySizes(this._innerRect, {
height: measurements.maxBound - measurements.minBound
});
offset = (rect.top + rect.bottom) / 2 - (measurements.minBound + measurements.maxBound) / 2;
area.startCoord = rect.left + measurements.indent;
area.endCoord = rect.right - measurements.indent;
area.y = _round(area.y + offset)
}
this._translator.setCodomain(area.startCoord, area.endCoord);
this._innerRect = rect
},
_getElementLayout: function(offset) {
return {
x: _round(this._area.x + offset),
y: _round(this._area.y + offset)
}
},
_getApproximateScreenRange: function() {
var area = this._area;
var s = area.vertical ? this._canvas.height : this._canvas.width;
s > area.totalSize && (s = area.totalSize);
s *= .8;
return s
},
_getDefaultSize: function() {
var geometry = this.option("geometry") || {};
if ("vertical" === geometry.orientation) {
return {
width: 100,
height: 300
}
} else {
return {
width: 300,
height: 100
}
}
},
_factory: clone(BaseGauge.prototype._factory)
});
function selectRectBySizes(srcRect, sizes, margins) {
var rect = extend({}, srcRect);
var step;
margins = margins || {};
if (sizes) {
rect.left += margins.left || 0;
rect.right -= margins.right || 0;
rect.top += margins.top || 0;
rect.bottom -= margins.bottom || 0;
if (sizes.width > 0) {
step = (rect.right - rect.left - sizes.width) / 2;
if (step > 0) {
rect.left += step;
rect.right -= step
}
}
if (sizes.height > 0) {
step = (rect.bottom - rect.top - sizes.height) / 2;
if (step > 0) {
rect.top += step;
rect.bottom -= step
}
}
}
return rect
}
var indicators = dxLinearGauge.prototype._factory.indicators = {};
dxLinearGauge.prototype._factory.createIndicator = createIndicatorCreator(indicators);
indicators._default = linearIndicators._default;
indicators.rectangle = linearIndicators.rectangle;
indicators.rhombus = linearIndicators.rhombus;
indicators.circle = linearIndicators.circle;
indicators.trianglemarker = linearIndicators.trianglemarker;
indicators.textcloud = linearIndicators.textcloud;
indicators.rangebar = linearIndicators.rangebar;
dxLinearGauge.prototype._factory.RangeContainer = LinearRangeContainer;
registerComponent("dxLinearGauge", dxLinearGauge);
export default dxLinearGauge;