LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/LogarithmPlotter.qml

@@ -249,11 +249,7 @@ ApplicationWindow {
             
             // Importing objects
             Objects.currentObjects = {}
-            Object.keys(Objects.currentObjectsByName).forEach(key => {
-                delete Objects.currentObjectsByName[key];
-                // Required to keep the same reference for the copy of the object used in expression variable detection.
-                // Another way would be to change the reference as well, but I feel like the code would be less clean.
-            })
+            Objects.currentObjectsByName = {}
             for(let objType in data['objects']) {
                 if(Object.keys(Objects.types).indexOf(objType) > -1) {
                     Objects.currentObjects[objType] = []

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

@@ -18,8 +18,10 @@
 
 import QtQuick 2.12
 import QtQuick.Controls 2.12
+import QtQuick.Dialogs 1.3 as D
 import eu.ad5001.LogarithmPlotter.Setting 1.0 as Setting
 import "../../js/objects.js" as Objects
+import "../../js/objs/common.js" as ObjectsCommons
 import "../../js/historylib.js" as HistoryLib
 import "../../js/utils.js" as Utils
 import "../../js/mathlib.js" as MathLib
@@ -44,7 +46,7 @@ Repeater {
     */
     property var obj
     
-    readonly property var textTypes: ['Domain', 'string', 'number']
+    readonly property var textTypes: ['Expression', 'Domain', 'string', 'number']
     readonly property var comboBoxTypes: ['ObjectType', 'Enum']
     readonly property var listTypes: ['List', 'Dict']
     
@@ -64,43 +66,48 @@ Repeater {
         }
     }
     
-    Component {
-        id: expressionEditorComponent
-        
-        // Setting for expressions
-        Setting.ExpressionEditor {
-            height: 30
-            label: propertyLabel
-            icon: `settings/custom/${propertyIcon}.svg`
-            defValue: Utils.simplifyExpression(obj[propertyName].toEditableString())
-            self: obj.name
-            onChanged: function(newExpr) {
-                if(obj[propertyName].toString() != newExpr.toString()) {
-                    history.addToHistory(new HistoryLib.EditedProperty(
-                        obj.name, objType, propertyName, 
-                        obj[propertyName], newExpr
-                    ))
-                    obj[propertyName] = newExpr
-                    root.changed()
-                }
-            }
-        }
-    }
-
-    
     Component {
         id: textEditorComponent
         
-        // Setting for text & number settings as well as domains
+        // Setting for text & number settings as well as domains & expressions
         Setting.TextSetting {
             height: 30            
             label: propertyLabel
             icon: `settings/custom/${propertyIcon}.svg`
             isDouble: propertyType == 'number'
-            defValue: obj[propertyName] == null ? '' : obj[propertyName].toString()
+            defValue: {
+                switch(propertyType) {
+                    case 'Expression':
+                        return Utils.simplifyExpression(obj[propertyName].toEditableString())
+                        break
+                    case 'string':
+                        return obj[propertyName]
+                        break
+                    case 'Domain':
+                    case 'number':
+                    default:
+                        return obj[propertyName].toString()
+                }
+            }
             onChanged: function(newValue) {
                 try {
                     var newValueParsed = {
+                        'Expression': () => {
+                            let expr = new MathLib.Expression(newValue)
+                            // Check if the expression is valid, throws error otherwise.
+                            if(!expr.allRequirementsFullfilled()) {
+                                let undefVars = expr.undefinedVariables()
+                                console.log(JSON.stringify(undefVars), undefVars.join(', '))
+                                if(undefVars.length > 1)
+                                    throw new Error(qsTranslate('error', 'No object found with names %1.').arg(undefVars.join(', ')))
+                                else
+                                    throw new Error(qsTranslate('error', 'No object found with name %1.').arg(undefVars.join(', ')))
+                            }
+                            if(expr.requiredObjects().includes(obj.name))
+                                throw new Error(qsTranslate('error', 'Object cannot be dependent on itself.'))
+                                // TODO: Check for recursive dependencies.
+                            return expr
+                        },
                         'Domain': () => MathLib.parseDomain(newValue),
                         'string': () => newValue,
                         'number': () => parseFloat(newValue)
@@ -122,15 +129,15 @@ Repeater {
             }
             
         
-            // D.MessageDialog {
-            //     id: parsingErrorDialog
-            //     title: qsTranslate("expression", "LogarithmPlotter - Parsing error")
-            //     text: ""
-            //     function showDialog(propName, propValue, error) {
-            //         text = qsTranslate("error", "Error while parsing expression for property %1:\n%2\n\nEvaluated expression: %3").arg(propName).arg(error).arg(propValue)
-            //         open()
-            //     }
-            // }
+            D.MessageDialog {
+                id: parsingErrorDialog
+                title: qsTr("LogarithmPlotter - Parsing error")
+                text: ""
+                function showDialog(propName, propValue, error) {
+                    text = qsTr("Error while parsing expression for property %1:\n%2\n\nEvaluated expression: %3").arg(propName).arg(error).arg(propValue)
+                    open()
+                }
+            }
         }
     }
     
@@ -143,12 +150,7 @@ Repeater {
             text: propertyLabel
             //icon: `settings/custom/${propertyIcon}.svg`
             
-            checked: {
-                //if(obj[propertyName] == null) {
-                //    return false
-                //}
-                return obj[propertyName]
-            }
+            checked: obj[propertyName]
             onClicked: {
                 history.addToHistory(new HistoryLib.EditedProperty(
                     obj.name, objType, propertyName, 
@@ -267,8 +269,6 @@ Repeater {
                     return commentComponent
                 else if(propertyType == 'boolean')
                     return checkboxComponent
-                else if(propertyType == 'Expression')
-                    return expressionEditorComponent
                 else if(paramTypeIn(propertyType, textTypes))
                     return textEditorComponent
                 else if(paramTypeIn(propertyType, comboBoxTypes))

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/ObjectLists/ObjectLists.qml

@@ -96,7 +96,7 @@ ScrollView {
                 posPicker: positionPicker
                 
                 onChanged: {
-                    obj = Objects.currentObjects[objType][index]
+                    //obj = Objects.currentObjects[objType][index]
                     objectListList.update()
                 }
                 

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/ObjectLists/ObjectRow.qml

@@ -169,7 +169,10 @@ Item {
         ToolTip.text: qsTr("Delete %1 %2").arg(obj.constructor.displayType()).arg(obj.name)
         
         onClicked: {
-            deleteRecursively(obj)
+            history.addToHistory(new HistoryLib.DeleteObject(
+                obj.name, obj.type, obj.export()
+            ))
+            Objects.deleteObject(obj.name)
             changed()
         }
     }
@@ -204,18 +207,4 @@ Item {
             changed()
         }
     }
-    
-    /*!
-        \qmlmethod void ObjectRow::deleteRecursively(var object)
-        Deletes an object and it's dependencies recursively.
-    */
-    function deleteRecursively(object) {
-        for(let toRemove of object.requiredBy)
-            deleteRecursively(toRemove)
-        object.requiredBy = []
-        history.addToHistory(new HistoryLib.DeleteObject(
-            object.name, object.type, object.export()
-        ))
-        Objects.deleteObject(object.name)
-    }
 }

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Popup/InsertCharacter.qml

@@ -1,72 +0,0 @@
-/**
- *  LogarithmPlotter - 2D plotter software to make BODE plots, sequences and distribution functions.
- *  Copyright (C) 2022  Ad5001
- * 
- *  This program is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
- * 
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- * 
- *  You should have received a copy of the GNU General Public License
- *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-import QtQuick.Controls 2.12
-import QtQuick 2.12 
-
-/*!
-    \qmltype InsertCharacter
-    \inqmlmodule eu.ad5001.LogarithmPlotter.Setting
-    \brief Popup to insert special character.
-            
-    \sa TextSetting, ExpressionEditor
-*/
-Popup {
-    id: insertPopup
-    
-    signal selected(string character)
-    
-    width: 280
-    height: insertGrid.insertChars.length/insertGrid.columns*(width/insertGrid.columns)
-    modal: true
-    closePolicy: Popup.CloseOnEscape | Popup.CloseOnPressOutsideParent
-    
-    Grid {
-        id: insertGrid
-        width: parent.width
-        columns: 7
-        
-        property var insertChars: [
-            "α","β","γ","δ","ε","ζ","η",
-            "π","θ","κ","λ","μ","ξ","ρ",
-            "ς","σ","τ","φ","χ","ψ","ω",
-            "Γ","Δ","Θ","Λ","Ξ","Π","Σ",
-            "Φ","Ψ","Ω","ₐ","ₑ","ₒ","ₓ",
-            "ₕ","ₖ","ₗ","ₘ","ₙ","ₚ","ₛ",
-            "ₜ","¹","²","³","⁴","⁵","⁶",
-            "⁷","⁸","⁹","⁰","₁","₂","₃",
-            "₄","₅","₆","₇","₈","₉","₀"
-        ]
-        Repeater {
-            model: parent.insertChars.length
-            
-            Button {
-                id: insertBtn
-                width: insertGrid.width/insertGrid.columns
-                height: width
-                text: insertGrid.insertChars[modelData]
-                flat: text == " "
-                font.pixelSize: 18
-                
-                onClicked: {
-                    selected(text)
-                }
-            }
-        }
-    }
-}

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Popup/qmldir

@@ -6,4 +6,3 @@ FileDialog 1.0 FileDialog.qml
 GreetScreen 1.0 GreetScreen.qml
 Changelog 1.0 Changelog.qml
 ThanksTo 1.0 ThanksTo.qml
-InsertCharacter 1.0 InsertCharacter.qml

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Setting/ExpressionEditor.qml

@@ -1,214 +0,0 @@
-/**
- *  LogarithmPlotter - 2D plotter software to make BODE plots, sequences and distribution functions.
- *  Copyright (C) 2022  Ad5001
- * 
- *  This program is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
- * 
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- * 
- *  You should have received a copy of the GNU General Public License
- *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-import QtQuick.Controls 2.12
-import QtQuick 2.12
-import QtQuick.Dialogs 1.3 as D
-import eu.ad5001.LogarithmPlotter.Popup 1.0 as Popup
-import "../js/mathlib.js" as MathLib
-
-
-/*!
-    \qmltype ExpressionEditor
-    \inqmlmodule eu.ad5001.LogarithmPlotter.Setting
-    \brief Setting to edit strings and numbers.
-            
-    \sa EditorDialog, Settings, Icon
-*/
-Item {
-    id: control
-    height: 30
-    
-    /*!
-        \qmlsignal ExpressionEditor::changed(var newValue)
-        
-        Emitted when the value of the expression has been changed.
-        The corresponding handler is \c onChanged.
-    */
-    signal changed(var newValue)
-    
-    /*!
-       \qmlproperty string ExpressionEditor::defValue
-       Default editable expression value of the editor.
-    */
-    property string defValue
-    /*!
-       \qmlproperty string ExpressionEditor::value
-       Value of the editor.
-    */
-    property alias value: editor.text
-    /*!
-       \qmlproperty string ExpressionEditor::self
-       Object or context of the expression to be edited.
-       Used to prevent circular dependency.
-    */
-    property string self: ""
-    /*!
-       \qmlproperty string ExpressionEditor::placeholderText
-       Value of the editor.
-    */
-    property alias placeholderText: editor.placeholderText
-    /*!
-       \qmlproperty string ExpressionEditor::label
-       Label of the editor.
-    */
-    property string label
-    /*!
-       \qmlproperty string ExpressionEditor::icon
-       Icon path of the editor.
-    */
-    property string icon: ""
-    
-    /*!
-       \qmlproperty string ExpressionEditor::openAndCloseMatches
-       Characters that when pressed, should be immediately followed up by their closing character.
-    */
-    readonly property var openAndCloseMatches: {
-        "(": ")",
-        "[": "]",
-        "'": "'",
-        '"': '"'
-    }
-    
-    Icon {
-        id: iconLabel
-        anchors.top: parent.top
-        anchors.topMargin: icon == "" ? 0 : 3
-        source: control.visible && icon != "" ? "../icons/" + control.icon : ""
-        width: height
-        height: icon == "" || !visible ? 0 : 24
-        color: sysPalette.windowText
-    }
-    
-    Label {
-        id: labelItem
-        anchors.left: iconLabel.right
-        anchors.leftMargin: icon == "" ? 0 : 5
-        height: parent.height
-        anchors.top: parent.top
-        verticalAlignment: TextInput.AlignVCenter
-        //color: sysPalette.windowText
-        text: visible ? qsTranslate("control", "%1: ").arg(control.label) : ""
-        visible: control.label != ""
-    }
-    
-    D.MessageDialog {
-        id: parsingErrorDialog
-        title: qsTranslate("expression", "LogarithmPlotter - Parsing error")
-        text: ""
-        function showDialog(propName, propValue, error) {
-            text = qsTranslate("expression", "Error while parsing expression for property %1:\n%2\n\nEvaluated expression: %3").arg(propName).arg(error).arg(propValue)
-            open()
-        }
-    }
-    
-    TextField {
-        id: editor
-        anchors.top: parent.top
-        anchors.left: labelItem.right
-        anchors.leftMargin: 5
-        width: control.width - (labelItem.visible ? labelItem.width + 5 : 0) - iconLabel.width - 5
-        height: parent.height
-        verticalAlignment: TextInput.AlignVCenter
-        horizontalAlignment: control.label == "" ? TextInput.AlignLeft : TextInput.AlignHCenter
-        text: control.defValue
-        color: sysPalette.windowText
-        focus: true
-        selectByMouse: true
-        
-        Keys.priority: Keys.BeforeItem // Required for knowing which key the user presses.
-        
-        onEditingFinished: {
-            if(insertButton.focus || insertPopup.focus) return
-            let value = text
-            if(value != "" && value.toString() != defValue) {
-                let expr = parse(value)
-                if(expr != null) {
-                    control.changed(expr)
-                    defValue = expr.toEditableString()
-                }
-            }
-        }
-        
-        Keys.onPressed: function(event) {
-            if(event.text in openAndCloseMatches) {
-                let start = selectionStart
-                insert(selectionStart, event.text)
-                insert(selectionEnd, openAndCloseMatches[event.text])
-                cursorPosition = start+1
-                event.accepted = true
-            }
-        }
-    }
-    
-    Button {
-        id: insertButton
-        text: "α"
-        anchors.right: parent.right
-        anchors.rightMargin: 5
-        anchors.verticalCenter: parent.verticalCenter
-        width: 20
-        height: width
-        onClicked: {
-            insertPopup.open()
-            insertPopup.focus = true
-        }
-    }
-    
-    Popup.InsertCharacter {
-        id: insertPopup
-        
-        x: Math.round((parent.width - width) / 2)
-        y: Math.round((parent.height - height) / 2)
-        
-        onSelected: function(c) {
-            editor.insert(editor.cursorPosition, c)
-            insertPopup.close()
-            editor.focus = true
-        }
-    }
-    
-    /*!
-        \qmlmethod var ExpressionEditor::parse(string newExpression)
-        Parses the \c newExpression as an expression, checks for errors, shows them if any.
-        Returns the parsed expression if possible, null otherwise..
-    */
-    function parse(newExpression) {
-        let expr = null
-        try {
-            expr = new MathLib.Expression(value.toString())
-            // Check if the expression is valid, throws error otherwise.
-            if(!expr.allRequirementsFullfilled()) {
-                let undefVars = expr.undefinedVariables()
-                console.log(JSON.stringify(undefVars), undefVars.join(', '))
-                if(undefVars.length > 1)
-                    throw new Error(qsTranslate('error', 'No object found with names %1.').arg(undefVars.join(', ')))
-                else
-                    throw new Error(qsTranslate('error', 'No object found with name %1.').arg(undefVars.join(', ')))
-            }
-            if(expr.requiredObjects().includes(control.self))
-                throw new Error(qsTranslate('error', 'Object cannot be dependent on itself.'))
-                // TODO: Check for recursive dependencies.                    
-        } catch(e) {
-            // Error in expression
-            parsingErrorDialog.showDialog(propertyName, newExpression, e.message)
-        }
-        return expr
-    }
-}
-

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

@@ -18,7 +18,6 @@
 
 import QtQuick.Controls 2.12
 import QtQuick 2.12 
-import eu.ad5001.LogarithmPlotter.Popup 1.0 as Popup
 
 /*!
     \qmltype TextSetting
@@ -120,7 +119,6 @@ Item {
         text: control.defValue
         selectByMouse: true
         onEditingFinished: {
-            if(insertButton.focus || insertPopup.focus) return
             var value = text
             if(control.isInt) value = Math.max(control.min,parseInt(value).toString()=="NaN"?control.min:parseInt(value))
             if(control.isDouble) value = Math.max(control.min,parseFloat(value).toString()=="NaN"?control.min:parseFloat(value))
@@ -132,7 +130,6 @@ Item {
     }
     
     Button {
-        id: insertButton
         text: "α"
         anchors.right: parent.right
         anchors.rightMargin: 5
@@ -140,22 +137,53 @@ Item {
         width: 20
         height: width
         visible: !isInt && !isDouble
-        onClicked: {
-            insertPopup.open()
-            insertPopup.focus = true
-        }
+        onClicked: insertPopup.open()
     }
     
-    Popup.InsertCharacter {
+    Popup {
         id: insertPopup
-        
         x: Math.round((parent.width - width) / 2)
         y: Math.round((parent.height - height) / 2)
+        width: 280
+        height: insertGrid.insertChars.length/insertGrid.columns*(width/insertGrid.columns)
+        modal: true
+        focus: true
+        closePolicy: Popup.CloseOnEscape | Popup.CloseOnPressOutsideParent
         
-        onSelected: function(c) {
-            input.insert(input.cursorPosition, c)
-            insertPopup.close()
-            input.focus = true
+        Grid {
+            id: insertGrid
+            width: parent.width
+            columns: 7
+            
+            property var insertChars: [
+                "α","β","γ","δ","ε","ζ","η",
+                "π","θ","κ","λ","μ","ξ","ρ",
+                "ς","σ","τ","φ","χ","ψ","ω",
+                "Γ","Δ","Θ","Λ","Ξ","Π","Σ",
+                "Φ","Ψ","Ω","ₐ","ₑ","ₒ","ₓ",
+                "ₕ","ₖ","ₗ","ₘ","ₙ","ₚ","ₛ",
+                "ₜ","¹","²","³","⁴","⁵","⁶",
+                "⁷","⁸","⁹","⁰","₁","₂","₃",
+                "₄","₅","₆","₇","₈","₉","₀"
+            ]
+            Repeater {
+                model: parent.insertChars.length
+                
+                Button {
+                    id: insertBtn
+                    width: insertGrid.width/insertGrid.columns
+                    height: width
+                    text: insertGrid.insertChars[modelData]
+                    flat: text == " "
+                    font.pixelSize: 18
+                    
+                    onClicked: {
+                        input.insert(input.cursorPosition, insertGrid.insertChars[modelData])
+                        insertPopup.close()
+                        input.focus = true
+                    }
+                }
+            }
         }
     }
 }

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Setting/qmldir

@@ -4,4 +4,4 @@ ComboBoxSetting 1.0 ComboBoxSetting.qml
 Icon 1.0 Icon.qml
 ListSetting 1.0 ListSetting.qml
 TextSetting 1.0 TextSetting.qml
-ExpressionEditor 1.0 ExpressionEditor.qml
+

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/expr-eval.js

@@ -1836,9 +1836,9 @@ var optionNameMap = {
   'not': 'logical',
   '?': 'conditional',
   ':': 'conditional',
-  //'=': 'assignment', // Disable assignment
+  '=': 'assignment',
   '[': 'array',
-  //'()=': 'fndef' // Diable function definition
+  '()=': 'fndef'
 };
 
 function getOptionName(op) {

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/history/create.js

@@ -45,7 +45,6 @@ class CreateNewObject extends C.Action {
     
     redo() {
         Objects.createNewRegisteredObject(this.targetType, this.targetProperties)
-        Objects.currentObjectsByName[this.targetName].update()
     }
     
     export() {

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

@@ -46,9 +46,9 @@ function deleteObject(objName) {
      * @param {string} objName - Current name of the object.
      */
     let obj = currentObjectsByName[objName]
+    delete currentObjectsByName[objName]
     currentObjects[obj.type].splice(currentObjects[obj.type].indexOf(obj),1)
     obj.delete()
-    delete currentObjectsByName[objName]
 }
 
 function getObjectsName(objType) {

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

@@ -200,7 +200,7 @@ class DrawableObject {
             if(properties[property] == 'Expression' && this[property] != null) {
                 // Expressions with dependencies
                 for(let objName of this[property].requiredObjects()) {
-                    if(objName in C.currentObjectsByName && !this.requires.includes(C.currentObjectsByName[objName])) {
+                    if(objName in C.currentObjectsByName) {
                         this.requires.push(C.currentObjectsByName[objName])
                         C.currentObjectsByName[objName].requiredBy.push(this)
                     }
@@ -224,7 +224,7 @@ class DrawableObject {
      * Callback method when the object is about to get deleted.
      */
     delete() {
-        for(let toRemove of this.requiredBy) { // Normally, there should be none here, but better leave nothing just in case.
+        for(let toRemove of this.requiredBy) {
             Objects.deleteObject(toRemove.name)
         }
     }

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

@@ -45,7 +45,7 @@ class Text extends Common.DrawableObject  {
                 x = 1, y = 0, labelPosition = 'center', text = 'New text', disableLatex = false) {
         if(name == null) name = Common.getNewName('t')
         super(name, visible, color, labelContent)
-        this.type = 'Text'
+        this.type = 'Point'
         if(typeof x == 'number' || typeof x == 'string') x = new MathLib.Expression(x.toString())
         this.x = x
         if(typeof y == 'number' || typeof y == 'string') y = new MathLib.Expression(y.toString())