Fixing another bug with X Cursor relating to rounding to a superior precision than what the number originally has.

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/ObjectLists/Editor/CustomPropertyList.qml

@@ -49,7 +49,7 @@ Repeater {
     */
     property var positionPicker
     
-    readonly property var textTypes: ['Domain', 'string', 'number']
+    readonly property var textTypes: ['Domain', 'string', 'number', 'int']
     readonly property var comboBoxTypes: ['ObjectType', 'Enum']
     readonly property var listTypes: ['List', 'Dict']
     
@@ -102,13 +102,16 @@ Repeater {
             height: 30
             label: propertyLabel
             icon: `settings/custom/${propertyIcon}.svg`
+            min: propertyType == "int" ? 0 : -Infinity
+            isInt: propertyType == "int"
             isDouble: propertyType == "number"
             defValue: obj[propertyName] == null ? '' : obj[propertyName].toString()
             category: {
                 return {
                     "Domain": "domain",
                     "string": "all",
-                    "number": "all"
+                    "number": "all",
+                    "int": "all",
                 }[propertyType]
             }
             onChanged: function(newValue) {
@@ -116,7 +119,8 @@ Repeater {
                     var newValueParsed = {
                         "Domain": () => MathLib.parseDomain(newValue),
                         "string": () => newValue,
-                        "number": () => parseFloat(newValue)
+                        "number": () => newValue,
+                        "int": () => newValue
                     }[propertyType]()
                                         
                     // Ensuring old and new values are different to prevent useless adding to history.

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Popup/ThanksTo.qml

@@ -261,7 +261,7 @@ BaseDialog {
                             authors: [authors.comradekingu, authors.Ad5001]
                         })
                         append({
-                            tranName: '🇳🇴 ' + qsTr('Spanish'),
+                            tranName: '🇪🇸 ' + qsTr('Spanish'),
                             link: 'https://hosted.weblate.org/projects/logarithmplotter/logarithmplotter/es/',
                             authors: [authors.IngrownMink4, authors.gallegonovato]
                         })

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Setting/TextSetting.qml

@@ -127,12 +127,15 @@ Item {
         selectByMouse: true
         onEditingFinished: function() {
             if(insertButton.focus || insertPopup.focus) return
-            var value = text
-            if(control.isInt)
-                value = isNaN(parseInt(value)) ? control.min : Math.max(control.min,parseInt(value))
-            if(control.isDouble)
-                value = isNaN(parseFloat(value)) ? control.min : Math.max(control.min,parseFloat(value))
-            if(value != "" && value.toString() != defValue) {
+            let value = text
+            if(control.isInt) {
+                let parsed = parseInt(value)
+                value = isNaN(parsed) ? control.min : Math.max(control.min,parsed)
+            } else if(control.isDouble) {
+                let parsed = parseFloat(value)
+                value = isNaN(parsed) ? control.min : Math.max(control.min,parsed)
+            }
+            if(value !== "" && value.toString() != defValue) {
                 control.changed(value)
                 defValue = value.toString()
             }

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/canvas.mjs

@@ -291,7 +291,7 @@ class CanvasAPI extends Module {
             } else {
                 for(let x = 1; x < this.axesSteps.x.maxDraw; x += 1) {
                     let drawX = x*this.axesSteps.x.value
-                    let txtX = this.axesSteps.x.expression.simplify(x).replace(/^\((.+)\)$/, '$1')
+                    let txtX = this.axesSteps.x.expression.simplify(x).toString().replace(/^\((.+)\)$/, '$1')
                     let textHeight = this.measureText(txtX).height
                     this.drawVisibleText(txtX, this.x2px(drawX)-4, axisxpx+this.textsize/2+textHeight)
                     this.drawVisibleText('-'+txtX, this.x2px(-drawX)-4, axisxpx+this.textsize/2+textHeight)
@@ -301,7 +301,7 @@ class CanvasAPI extends Module {
         if(this.showygrad) {
             for(let y = 0; y < this.axesSteps.y.maxDraw; y += 1) {
                 let drawY = y*this.axesSteps.y.value
-                let txtY = this.axesSteps.y.expression.simplify(y).replace(/^\((.+)\)$/, '$1')
+                let txtY = this.axesSteps.y.expression.simplify(y).toString().replace(/^\((.+)\)$/, '$1')
                 textWidth = this._ctx.measureText(txtY).width
                 this.drawVisibleText(txtY, axisypx-6-textWidth, this.y2px(drawY)+4+(10*(y===0)))
                 if(y !== 0)

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/math/domain.mjs

@@ -199,6 +199,7 @@ export class Range extends Domain {
     }
     
     includes(x) {
+        if(x instanceof Expression) x = x.execute()
         if(typeof x == 'string') x = executeExpression(x)
         return ((this.openBegin && x > this.begin.execute()) || (!this.openBegin && x >= this.begin.execute())) &&
             ((this.openEnd && x < this.end.execute()) || (!this.openEnd && x <= this.end.execute()))
@@ -257,16 +258,19 @@ export class SpecialDomain extends Domain {
     }
     
     includes(x) {
+        if(x instanceof Expression) x = x.execute()
         if(typeof x == 'string') x = executeExpression(x)
         return this.isValid(x)
     }
     
     next(x) {
+        if(x instanceof Expression) x = x.execute()
         if(typeof x == 'string') x = executeExpression(x)
         return this.nextValue(x)
     }
     
     previous(x) {
+        if(x instanceof Expression) x = x.execute()
         if(typeof x == 'string') x = executeExpression(x)
         return this.prevValue(x)
     }
@@ -315,6 +319,7 @@ export class DomainSet extends SpecialDomain {
     }
     
     includes(x) {
+        if(x instanceof Expression) x = x.execute()
         if(typeof x == 'string') x = executeExpression(x)
         for(let value of this.values)
             if(x === value.execute()) return true
@@ -322,6 +327,7 @@ export class DomainSet extends SpecialDomain {
     }
     
     next(x) {
+        if(x instanceof Expression) x = x.execute()
         if(typeof x == 'string') x = executeExpression(x)
         if(x < this.executedValues[0]) return this.executedValues[0]
         for(let i = 1; i < this.values.length; i++) {
@@ -333,6 +339,7 @@ export class DomainSet extends SpecialDomain {
     }
     
     previous(x) {
+        if(x instanceof Expression) x = x.execute()
         if(typeof x == 'string') x = executeExpression(x)
         if(x > this.executedValues[this.executedValues.length-1]) 
             return this.executedValues[this.executedValues.length-1]

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/math/expression.mjs

@@ -29,8 +29,14 @@ export class Expression {
             throw new Error('Expression parser not initialized.')
         if(!Modules.Objects)
             throw new Error('Objects API not initialized.')
-        this.expr = Utils.exponentsToExpression(expr)
-        this.calc = Modules.ExprParser.parse(this.expr).simplify()
+        if(typeof expr === "string") {
+            this.expr = Utils.exponentsToExpression(expr)
+            this.calc = Modules.ExprParser.parse(this.expr).simplify()
+        } else {
+            // Passed an expression here directly.
+            this.calc = expr.simplify()
+            this.expr = expr.toString()
+        }
         this.cached = this.isConstant()
         this.cachedValue = null
         if(this.cached && this.allRequirementsFullfilled())
@@ -72,19 +78,8 @@ export class Expression {
     
     simplify(x) {
         let expr = this.calc.substitute('x', x).simplify()
-        if(expr.evaluate() === 0) return '0'
-        let str = Utils.makeExpressionReadable(expr.toString());
-        if(str !== undefined && str.match(/^\d*\.\d+$/)) {
-            if(str.split('.')[1].split('0').length > 7) {
-                // Likely rounding error
-                str = parseFloat(str.substring(0, str.length-1)).toString();
-            }
-        }
-        return str
-    }
-    
-    duplicate() {
-        return new Expression(this.toEditableString())
+        if(expr.evaluate() === 0) expr = '0'
+        return new Expression(expr)
     }
     
     toEditableString() {
@@ -93,6 +88,12 @@ export class Expression {
     
     toString(forceSign=false) {
         let str = Utils.makeExpressionReadable(this.calc.toString())
+        if(str !== undefined && str.match(/^\d*\.\d+$/)) {
+            if(str.split('.')[1].split('0').length > 7) {
+                // Likely rounding error
+                str = parseFloat(str.substring(0, str.length-1)).toString();
+            }
+        }
         if(str[0] !== '-' && forceSign) str = '+' + str
         return str
     }

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/math/sequence.mjs

@@ -52,10 +52,9 @@ export class Sequence extends Expr.Expression {
     }
     
     simplify(n = 1) {
-        if(n in this.calcValues) 
-            return Utils.makeExpressionReadable(this.calcValues[n].toString())
-        this.cache(n)
-        return Utils.makeExpressionReadable(this.calcValues[n].toString())
+        if(!(n in this.calcValues))
+            this.cache(n)
+        return this.calcValues[n].toString()
     }
     
     cache(n = 1) {

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/objects.mjs

@@ -36,6 +36,28 @@ class ObjectsAPI extends Module {
         this.currentObjectsByName = {}
     }
 
+    /**
+     * Creates a new name for an object, based on the allowedLetters.
+     * If variables with each of the allowedLetters is created, a subscript
+     * number is added to the name.
+     * @param {string} allowedLetters
+     * @param {string} prefix - Prefix to the name.
+     * @return {string} New unused name for a new object.
+     */
+    getNewName(allowedLetters, prefix='') {
+        // Allows to get a new name, based on the allowed letters,
+        // as well as adding a sub number when needs be.
+        let newid = 0
+        let ret
+        do {
+            let letter = allowedLetters[newid % allowedLetters.length]
+            let num = Math.floor((newid - (newid % allowedLetters.length)) / allowedLetters.length)
+            ret = prefix + letter + (num > 0 ? textsub(num-1) : '')
+            newid += 1
+        } while(ret in this.currentObjectsByName)
+        return ret
+    }
+
     /**
      * Renames an object from its old name to the new one.
      * @param {string} oldName - Current name of the object.

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/objs/autoload.mjs

@@ -16,7 +16,8 @@
  *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-import { API as ObjectsCommonAPI } from "common.mjs"
+import Objects from "../objects.mjs"              
+import { DrawableObject } from "common.mjs"
 import Point from "point.mjs"
 import Text from "text.mjs"
 import Function from "function.mjs"
@@ -28,15 +29,29 @@ import XCursor from "xcursor.mjs"
 import Sequence from "sequence.mjs"
 import RepartitionFunction from "repartition.mjs"
 
-if(Object.keys(Modules.Objects.types).length === 0) {
-    ObjectsCommonAPI.registerObject(Point)
-    ObjectsCommonAPI.registerObject(Text)
-    ObjectsCommonAPI.registerObject(Function)
-    ObjectsCommonAPI.registerObject(GainBode)
-    ObjectsCommonAPI.registerObject(PhaseBode)
-    ObjectsCommonAPI.registerObject(SommeGainsBode)
-    ObjectsCommonAPI.registerObject(SommePhasesBode)
-    ObjectsCommonAPI.registerObject(XCursor)
-    ObjectsCommonAPI.registerObject(Sequence)
-    ObjectsCommonAPI.registerObject(RepartitionFunction)
+/**
+ * Registers the object  obj in the object list.
+ * @param {DrawableObject} obj - Object to be registered.
+ */
+function registerObject(obj) {
+    // Registers an object to be used in LogarithmPlotter.
+    if(obj.prototype instanceof DrawableObject) {
+        if(!Objects.types[obj.type()])
+            Objects.types[obj.type()] = obj
+    } else {
+        console.error("Could not register object " + (obj?.type() ?? obj.constructor.name) + ", as it isn't a DrawableObject.")
+    }
+}
+
+if(Object.keys(Modules.Objects.types).length === 0) {
+    registerObject(Point)
+    registerObject(Text)
+    registerObject(Function)
+    registerObject(GainBode)
+    registerObject(PhaseBode)
+    registerObject(SommeGainsBode)
+    registerObject(SommePhasesBode)
+    registerObject(XCursor)
+    registerObject(Sequence)
+    registerObject(RepartitionFunction)
 }

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/objs/common.mjs

@@ -24,59 +24,6 @@ import {ensureTypeSafety, serializesByPropertyType} from "../parameters.mjs"
 
 // This file contains the default data to be imported from all other objects
 
-class ObjectsCommonAPI extends Module {
-
-    constructor() {
-        super('ObjectsCommon', [
-            Modules.Objects,
-            Modules.ExprParser,
-            Modules.Latex
-        ])
-    }
-
-    /**
-     * Creates a new name for an object, based on the  allowedLetters.
-     * If variables with each of the allowedLetters is created, a subscript
-     * number is added to the name.
-     * @param {string} allowedLetters
-     * @param {string} prefix - Prefix to the name.
-     * @return {string} New unused name for a new object.
-     */
-    getNewName(allowedLetters, prefix='') {
-        // Allows to get a new name, based on the allowed letters,
-        // as well as adding a sub number when needs be.
-        let newid = 0
-        let ret
-        do {
-            let letter = allowedLetters[newid % allowedLetters.length]
-            let num = Math.floor((newid - (newid % allowedLetters.length)) / allowedLetters.length)
-            ret = prefix + letter + (num > 0 ? textsub(num-1) : '')
-            newid += 1
-        } while(ret in Objects.currentObjectsByName)
-        return ret
-    }
-
-    /**
-     * Registers the object  obj in the object list.
-     * @param {DrawableObject} obj - Object to be registered.
-     */
-    registerObject(obj) {
-        // Registers an object to be used in LogarithmPlotter.
-        // This function is called from autoload.mjs
-        if(obj.prototype instanceof DrawableObject) {
-            if(!Objects.types[obj.type()])
-                Objects.types[obj.type()] = obj
-        } else {
-            console.error("Could not register object " + (obj.type()) + ", as it isn't a DrawableObject.")
-        }
-    }
-}
-
-/** @type {ObjectsCommonAPI} */
-Modules.ObjectsCommon = Modules.ObjectsCommon || new ObjectsCommonAPI()
-
-export const API = Modules.ObjectsCommon
-
 /**
  * Class to extend for every type of object that
  * can be drawn on the canvas.
@@ -433,7 +380,7 @@ export class ExecutableObject extends DrawableObject {
      * Returns the simplified expression string for a given x.
      * 
      * @param {number} x
-     * @returns {string}
+     * @returns {string|Expression}
      */
     simplify(x = 1) {return '0'}
     

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/objs/function.mjs

@@ -17,7 +17,8 @@
  */
 
 import { textsub } from "../utils.mjs"
-import { API as Common, ExecutableObject } from "common.mjs"
+import Objects from "../objects.mjs"
+import { ExecutableObject } from "common.mjs"
 import { parseDomain, Expression, SpecialDomain } from "../mathlib.mjs"
 import * as P from "../parameters.mjs"
 import Latex from "../math/latex.mjs"
@@ -50,7 +51,7 @@ export default class Function extends ExecutableObject {
                 expression = 'x', definitionDomain = 'RPE', destinationDomain = 'R', 
                 displayMode = 'application', labelPosition = 'above', labelX = 1,
                 drawPoints = true, drawDashedLines = true) {
-        if(name == null) name = Common.getNewName('fghjqlmnopqrstuvwabcde')
+        if(name == null) name = Objects.getNewName('fghjqlmnopqrstuvwabcde')
         super(name, visible, color, labelContent)
         if(typeof expression == 'number' || typeof expression == 'string') expression = new Expression(expression.toString())
         this.expression = expression

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/objs/gainbode.mjs

@@ -21,7 +21,7 @@ import * as P from "../parameters.mjs"
 import Objects from "../objects.mjs"
 import Latex from "../math/latex.mjs"
 
-import { API as Common, ExecutableObject } from "common.mjs"
+import { ExecutableObject } from "common.mjs"
 import Function from "function.mjs"
 
 import { API as HistoryAPI } from "../history/common.mjs"
@@ -43,7 +43,7 @@ export default class GainBode extends ExecutableObject {
 
     constructor(name = null, visible = true, color = null, labelContent = 'name + value', 
                 om_0 = '', pass = 'high', gain = '20', labelPosition = 'above', labelX = 1, omGraduation = false) {
-        if(name == null) name = Common.getNewName('G')
+        if(name == null) name = Objects.getNewName('G')
         if(name === 'G') name = 'G₀' // G is reserved for sum of BODE magnitudes (Somme gains Bode).
         super(name, visible, color, labelContent)
         if(typeof om_0 == "string") {
@@ -51,7 +51,7 @@ export default class GainBode extends ExecutableObject {
             om_0 = Objects.currentObjectsByName[om_0]
             if(om_0 == null) {
                 // Create new point
-                om_0 = Objects.createNewRegisteredObject('Point', [Common.getNewName('ω'), true, this.color, 'name'])
+                om_0 = Objects.createNewRegisteredObject('Point', [Objects.getNewName('ω'), true, this.color, 'name'])
                 HistoryAPI.addToHistory(new CreateNewObject(om_0.name, 'Point', om_0.export()))
                 om_0.update()
                 labelPosition = 'below'

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/objs/phasebode.mjs

@@ -19,11 +19,11 @@
 import { executeExpression, Expression } from "../mathlib.mjs"
 import * as P from "../parameters.mjs"
 import Objects from "../objects.mjs"
-import Latex from "../math/latex.mjs"
-
-import { API as Common, ExecutableObject } from "common.mjs"
 import { API as HistoryAPI } from "../history/common.mjs"
 import { CreateNewObject } from "../historylib.mjs"
+import Latex from "../math/latex.mjs"
+
+import { ExecutableObject } from "common.mjs"
 
 
 export default class PhaseBode extends ExecutableObject {
@@ -40,7 +40,7 @@ export default class PhaseBode extends ExecutableObject {
     
     constructor(name = null, visible = true, color = null, labelContent = 'name + value', 
                 om_0 = '', phase = 90, unit = '°', labelPosition = 'above', labelX = 1) {
-        if(name == null) name = Common.getNewName('φ')
+        if(name == null) name = Objects.getNewName('φ')
         if(name === 'φ') name = 'φ₀' // φ is reserved for sum of BODE phases (Somme phases Bode).
         super(name, visible, color, labelContent)
         if(typeof phase == 'number' || typeof phase == 'string') phase = new Expression(phase.toString())
@@ -50,7 +50,7 @@ export default class PhaseBode extends ExecutableObject {
             om_0 = Objects.currentObjectsByName[om_0]
             if(om_0 == null) {
                 // Create new point
-                om_0 = Objects.createNewRegisteredObject('Point', [Common.getNewName('ω'), this.color, 'name'])
+                om_0 = Objects.createNewRegisteredObject('Point', [Objects.getNewName('ω'), this.color, 'name'])
                 om_0.labelPosition = this.phase.execute() >= 0 ? 'above' : 'below'
                 HistoryAPI.history.addToHistory(new CreateNewObject(om_0.name, 'Point', om_0.export()))
                 labelPosition = 'below'
@@ -88,7 +88,7 @@ export default class PhaseBode extends ExecutableObject {
             return this.om_0.y.toString()
         } else {
             let newExp = this.om_0.y.toEditableString() + ' + ' + this.phase.toEditableString()
-            return (new Expression(newExp)).toString()
+            return new Expression(newExp)
         }
     }
     

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/objs/point.mjs

@@ -18,8 +18,10 @@
 
 import { Expression } from "../mathlib.mjs"
 import * as P from "../parameters.mjs"
+import Objects from "../objects.mjs"
 import Latex from "../math/latex.mjs"
-import { API as Common, DrawableObject } from "common.mjs"
+
+import { DrawableObject } from "common.mjs"
 
 
 export default class Point extends DrawableObject  {
@@ -36,7 +38,7 @@ export default class Point extends DrawableObject  {
     
     constructor(name = null, visible = true, color = null, labelContent = 'name + value', 
                 x = 1, y = 0, labelPosition = 'above', pointStyle = '●') {
-        if(name == null) name = Common.getNewName('ABCDEFJKLMNOPQRSTUVW')
+        if(name == null) name = Objects.getNewName('ABCDEFJKLMNOPQRSTUVW')
         super(name, visible, color, labelContent)
         if(typeof x == 'number' || typeof x == 'string') x = new Expression(x.toString())
         this.x = x

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/objs/repartition.mjs

@@ -16,10 +16,12 @@
  *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-import { API as Common, ExecutableObject } from "common.mjs"
 import * as P from "../parameters.mjs"
+import Objects from "../objects.mjs"
 import Latex from "../math/latex.mjs"
 
+import { ExecutableObject } from "common.mjs"
+
 
 export default class RepartitionFunction extends ExecutableObject {
     static type(){return 'Repartition'}
@@ -46,7 +48,7 @@ export default class RepartitionFunction extends ExecutableObject {
     
     constructor(name = null, visible = true, color = null, labelContent = 'name + value', 
                 probabilities = {'0': '0'}, labelPosition = 'above', labelX = 1) {
-        if(name == null) name = Common.getNewName('XYZUVW', "F_")
+        if(name == null) name = Objects.getNewName('XYZUVW', "F_")
         super(name, visible, color, labelContent)
         this.probabilities = probabilities
         this.labelPosition = labelPosition
@@ -79,7 +81,7 @@ export default class RepartitionFunction extends ExecutableObject {
 
     // Simplify returns the simplified string of the expression.
     simplify(x = 1) {
-        return this.execute(x)
+        return this.execute(x).toString()
     }
     
     getLabel() {

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/objs/sequence.mjs

@@ -19,8 +19,9 @@
 import { Sequence as MathSequence, Domain } from "../mathlib.mjs"
 import * as P from "../parameters.mjs"
 import Latex from "../math/latex.mjs"
+import Objects from "../objects.mjs"
 
-import { API as Common, ExecutableObject } from "common.mjs"
+import { ExecutableObject } from "common.mjs"
 import Function from "function.mjs"
 
 
@@ -45,7 +46,7 @@ export default class Sequence extends ExecutableObject {
     constructor(name = null, visible = true, color = null, labelContent = 'name + value', 
                 drawPoints = true, drawDashedLines = true, defaultExp = {1: "n"}, 
                 baseValues = {0: 0}, labelPosition = 'above', labelX = 1) {
-        if(name == null) name = Common.getNewName('uvwPSUVWabcde')
+        if(name == null) name = Objects.getNewName('uvwPSUVWabcde')
         super(name, visible, color, labelContent)
         this.drawPoints = drawPoints
         this.drawDashedLines = drawDashedLines

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/objs/text.mjs

@@ -18,9 +18,10 @@
 
 import { Expression } from "../mathlib.mjs"
 import * as P from "../parameters.mjs"
+import Objects from "../objects.mjs"
 import Latex from "../math/latex.mjs"
 
-import { API as Common, DrawableObject } from "common.mjs"
+import { DrawableObject } from "common.mjs"
 
 
 export default class Text extends DrawableObject  {
@@ -41,7 +42,7 @@ export default class Text extends DrawableObject  {
     
     constructor(name = null, visible = true, color = null, labelContent = 'null', 
                 x = 1, y = 0, labelPosition = 'center', text = 'New text', disableLatex = false) {
-        if(name == null) name = Common.getNewName('t')
+        if(name == null) name = Objects.getNewName('t')
         super(name, visible, color, labelContent)
         if(typeof x == 'number' || typeof x == 'string') x = new Expression(x.toString())
         this.x = x

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/objs/xcursor.mjs

@@ -21,7 +21,7 @@ import * as P from "../parameters.mjs"
 import Latex from "../math/latex.mjs"
 import Objects from "../objects.mjs"
 
-import { API as Common, DrawableObject } from "common.mjs"
+import { DrawableObject } from "common.mjs"
 
 
 export default class XCursor extends DrawableObject {
@@ -33,7 +33,7 @@ export default class XCursor extends DrawableObject {
         [QT_TRANSLATE_NOOP('prop','targetElement')]:       new P.ObjectType('ExecutableObject', true),
         [QT_TRANSLATE_NOOP('prop','labelPosition')]:       P.Enum.Position,
         [QT_TRANSLATE_NOOP('prop','approximate')]:         'boolean',
-        [QT_TRANSLATE_NOOP('prop','rounding')]:            'number',
+        [QT_TRANSLATE_NOOP('prop','rounding')]:            'int',
         [QT_TRANSLATE_NOOP('prop','displayStyle')]:        new P.Enum(
                                                                '— — — — — — —',
                                                                '⸺⸺⸺⸺⸺⸺',
@@ -45,7 +45,7 @@ export default class XCursor extends DrawableObject {
     constructor(name = null, visible = true, color = null, labelContent = 'name + value', 
                 x = 1, targetElement = null, labelPosition = 'left', approximate = true,
                 rounding = 3, displayStyle = '— — — — — — —', targetValuePosition = 'Next to target') {
-        if(name == null) name = Common.getNewName('X')
+        if(name == null) name = Objects.getNewName('X')
         super(name, visible, color, labelContent)
         this.approximate = approximate
         this.rounding = rounding
@@ -77,8 +77,10 @@ export default class XCursor extends DrawableObject {
         var t = this.targetElement
         var approx = ''
         if(this.approximate) {
-            approx = t.execute(this.x.execute())
-            approx = approx.toPrecision(this.rounding + Math.round(approx).toString().length)
+            approx = (t.execute(this.x.execute()))
+            let intLength = Math.round(approx).toString().length
+            let rounding = Math.min(this.rounding, approx.toString().length - intLength - 1)
+            approx = approx.toPrecision(rounding + intLength)
         }
         return `${t.name}(${this.name}) = ${t.simplify(this.x.toEditableString())}` +
             (this.approximate ? ' ≈ ' + approx : '')
@@ -88,11 +90,13 @@ export default class XCursor extends DrawableObject {
         let t = this.targetElement
         let approx = ''
         if(this.approximate) {
-            approx = t.execute(this.x.execute())
-            approx = approx.toPrecision(this.rounding + Math.round(approx).toString().length)
+            approx = (t.execute(this.x.execute()))
+            let intLength = Math.round(approx).toString().length
+            let rounding = Math.min(this.rounding, approx.toString().length - intLength - 1)
+            approx = approx.toPrecision(rounding + intLength)
         }
         let simpl = t.simplify(this.x.toEditableString())
-        return `${Latex.variable(t.name)}(${Latex.variable(this.name)}) = ${simpl.tokens ? Latex.expression(simpl.tokens) : simpl}` +
+        return `${Latex.variable(t.name)}(${Latex.variable(this.name)}) = ${simpl.latexMarkup ? simpl.latexMarkup : Latex.variable(simpl)}` +
             (this.approximate ? ' \\simeq ' + approx : '')
     }
     

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/utils.mjs

@@ -272,8 +272,6 @@ export function makeExpressionReadable(str) {
         [/_([\d\w+-]+)/g, function(match, p1) { return textsub(p1) }],
         [/\[([^\[\]]+)\]/g, function(match, p1) { return textsub(p1) }],
         [/(\d|\))×/g, '$1'],
-        //[/×(\d|\()/g, '$1'],
-        [/([^a-z])\(([^)(+.\/-]+)\)/g, "$1×$2"],
         [/integral\((.+),\s?(.+),\s?["'](.+)["'],\s?["'](.+)["']\)/g, function(match, a, b, p1, body, p2, p3, by, p4) {
             if(a.length < b.length) {
                 return `∫${textsub(a)}${textsup(b)} ${body} d${by}`