Adding default canvas settings

+ Getting rid of Qt5COmpat for Icon.
+ Fixing some (non production) bugs.

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

@@ -33,7 +33,6 @@ import "js/historylib.mjs" as HistoryLib
     \sa LogarithmPlotter
 */
 MenuBar {
-    property var settingsMenu: settingsSubMenu
     
     Menu {
         title: qsTr("&File")

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

@@ -168,4 +168,45 @@ Canvas {
             }
         })
     }
+    
+        /*!
+        \qmlmethod double LogGraphCanvas::x2px(double x)
+        Converts an \c x coordinate to it's relative position on the canvas.
+        It supports both logarithmic and non logarithmic scale depending on the currently selected mode.
+    */
+    function x2px(x) {
+        if(logscalex) {
+            var logxmin = Math.log(xmin)
+            return (Math.log(x)-logxmin)*xzoom
+        } else return (x - xmin)*xzoom
+    }
+    
+    /*!
+        \qmlmethod double LogGraphCanvas::y2px(double y)
+        Converts an \c y coordinate to it's relative position on the canvas.
+        The y axis not supporting logarithmic scale, it only support linear convertion.
+    */
+    function y2px(y) {
+        return (ymax-y)*yzoom
+    }
+
+    /*!
+        \qmlmethod double LogGraphCanvas::px2x(double px)
+        Converts an x \c px position on the canvas to it's corresponding coordinate on the plot.
+        It supports both logarithmic and non logarithmic scale depending on the currently selected mode.
+    */
+    function px2x(px) {
+        if(logscalex) {
+            return Math.exp(px/xzoom+Math.log(xmin))
+        } else return (px/xzoom+xmin)
+    }
+
+    /*!
+        \qmlmethod double LogGraphCanvas::px2x(double px)
+        Converts an x \c px position on the canvas to it's corresponding coordinate on the plot.
+        It supports both logarithmic and non logarithmic scale depending on the currently selected mode.
+    */
+    function px2y(px) {
+        return -(px/yzoom-ymax)
+    }
 }

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

@@ -90,7 +90,7 @@ Repeater {
                     root.changed()
                 }
             }
-        }        
+        }
     }
 
     

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Popup/Preferences.qml

@@ -20,7 +20,8 @@ import QtQuick
 import QtQuick.Controls
 import QtQuick.Layouts
 import eu.ad5001.LogarithmPlotter.Setting 1.0 as Setting
-import "../js/setting/common.mjs" as S
+import "../js/preferences/common.mjs" as S
+import "../js/utils.mjs" as Utils
 
 /*!
     \qmltype Preferences
@@ -60,11 +61,75 @@ Popup {
             label: setting.displayName
             icon: `settings/${setting.icon}.svg`
             currentIndex: setting.value()
-            model: setting.values()
+            model: setting.values
             onActivated: function(newIndex) { setting.set(newIndex) }
         }
     }
     
+    Component {
+        id: stringSettingComponent
+        
+        Setting.ComboBoxSetting {
+            height: 30
+            label: setting.displayName
+            icon: `settings/${setting.icon}.svg`
+            editable: true
+            currentIndex: find(setting.value())
+            model: setting.defaultValues
+            onAccepted: function() {
+                editText = Utils.parseName(editText, false)
+                if(find(editText) === -1) model.append(editText)
+                setting.set(editText)
+            }
+            onActivated: function(selectedId) {
+                setting.set(model[selectedId])
+            }
+            Component.onCompleted: editText = setting.value()
+        }
+    }
+    
+    Component {
+        id: numberSettingComponent
+        
+        Setting.TextSetting {
+            height: 30
+            isDouble: true
+            label: setting.displayName
+            min: setting.min()
+            icon: `settings/${setting.icon}.svg`
+            value: setting.value()
+            onChanged: function(newValue) {
+                if(newValue < setting.max())
+                    setting.set(newValue)
+                else {
+                    value = setting.max()
+                    setting.set(setting.max())
+                }
+            }
+        }
+    }
+    
+    Component {
+        id: expressionSettingComponent
+        
+        Setting.ExpressionEditor {
+            height: 30
+            label: setting.displayName
+            icon: `settings/${setting.icon}.svg`
+            defValue: Utils.simplifyExpression(setting.value())
+            variables: setting.variables
+            allowGraphObjects: false
+            property string propertyName: setting.displayName
+            onChanged: function(newExpr) {
+                try {
+                    setting.set(newExpr)
+                } catch(e) {
+                    errorDialog.showDialog(propertyName, newExpr, e.message)
+                }
+            }
+        }
+    }
+    
     Row {
         id: settingPopupRow
         height: 300
@@ -90,7 +155,7 @@ Popup {
             clip: true
             
             Repeater {
-                model: Object.keys(Modules.Settings.categories)
+                model: Object.keys(Modules.Preferences.categories)
                 
                 Button {
                     // width: 150
@@ -98,8 +163,8 @@ Popup {
                     text: qsTranslate('settingCategory', modelData)
                     
                     onClicked: {
-                        settingList.model = Modules.Settings.categories[modelData]
+                        settingView.model = Modules.Preferences.categories[modelData]
-                        settingCategoryName.text = text
+                        settingView.name = text
                     }
                 }
             }
@@ -133,50 +198,55 @@ Popup {
             width: 1
         }
         
-        ScrollView {
+        ListView {
             id: settingView
             clip: true
             width: 500
-            height: parent.height
+            spacing: 10
+            model: Modules.Preferences.categories.general
+            anchors {
+                top: parent.top
+                bottom: parent.bottom
+            }
+            ScrollBar.vertical: ScrollBar { }
+            property string name: qsTranslate('settingCategory', 'general')
+
             
-            Column {
+            header: Text {
-                spacing: 10
+                id: settingCategoryName
-                clip: true
+                font.pixelSize: 32
-                width: settingView.width
+                height: 48
-            
+                color: sysPalette.windowText
-                Text {
+                text: settingView.name
-                    id: settingCategoryName
-                    font.pixelSize: 32
-                    color: sysPalette.windowText
-                    text: qsTranslate('settingCategory', 'general')
-                    
-                    Rectangle {
-                        id: bottomSeparator
-                        anchors.top: parent.bottom
-                        opacity: 0.3
-                        color: sysPalette.windowText
-                        width: settingView.width
-                        height: 1
-                    }
-                }
                 
-                Repeater {
+                Rectangle {
-                    id: settingList
+                    id: bottomSeparator
-                    model: Modules.Settings.categories.general
+                    anchors.bottom: parent.bottom
-                    
+                    anchors.bottomMargin: 8
-                    delegate: Component {
+                    opacity: 0.3
-                        Loader {
+                    color: sysPalette.windowText
-                            width: settingView.width
+                    width: settingView.width
-                            property var setting: modelData
+                    height: 1
-                            sourceComponent: {
+                }
-                                if(setting instanceof S.BoolSetting)
+            }
-                                    return boolSettingComponent
+            
-                                else if(setting instanceof S.EnumIntSetting)
+            delegate: Component {
-                                    return enumIntSettingComponent
+                Loader {
-                                else
+                    width: settingView.width * 2 / 3
-                                    console.log('Unknown setting type!', modelData.constructor)
+                    property var setting: modelData
-                            }
+                    sourceComponent: {
-                        }
+                        if(setting instanceof S.BoolSetting)
+                            return boolSettingComponent
+                        else if(setting instanceof S.EnumIntSetting)
+                            return enumIntSettingComponent
+                        else if(setting instanceof S.NumberSetting)
+                            return numberSettingComponent
+                        else if(setting instanceof S.ExpressionSetting)
+                            return expressionSettingComponent
+                        else if(setting instanceof S.StringSetting)
+                            return stringSettingComponent
+                        else
+                            console.log('Unknown setting type!', modelData.constructor)
                     }
                 }
             }

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Setting/ComboBoxSetting.qml

@@ -114,6 +114,7 @@ Item {
         anchors.left: iconLabel.right
         anchors.leftMargin: icon == "" ? 0 : 5
         height: 30
+        width: Math.max(85, implicitWidth)
         anchors.top: parent.top
         verticalAlignment: TextInput.AlignVCenter
         text: qsTranslate("control", "%1: ").arg(control.label)

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

@@ -80,6 +80,17 @@ Item {
        Icon path of the editor.
     */
     property string icon: ""
+    /*!
+       \qmlproperty bool ExpressionEditor::allowGraphObjects
+       If true, allows graph objects to be used as part of the expression.
+    */
+    property bool allowGraphObjects: true
+    
+    /*!
+       \qmlproperty var ExpressionEditor::errorDialog
+       Allows to summon the error dialog when using additional external parsing.
+    */
+    readonly property alias errorDialog: parsingErrorDialog
     
     /*!
        \qmlproperty string ExpressionEditor::openAndCloseMatches
@@ -177,8 +188,9 @@ Item {
         id: labelItem
         anchors.left: iconLabel.right
         anchors.leftMargin: icon == "" ? 0 : 5
-        height: parent.height
         anchors.top: parent.top
+        height: parent.height
+        width: Math.max(85, implicitWidth)
         verticalAlignment: TextInput.AlignVCenter
         //color: sysPalette.windowText
         text: visible ? qsTranslate("control", "%1: ").arg(control.label) : ""
@@ -380,7 +392,7 @@ Item {
                     id: objectPropertiesList
                     
                     category: qsTr("Object Properties")
-                    visbilityCondition: doesObjectExist
+                    visbilityCondition: control.allowGraphObjects && doesObjectExist
                     itemStartIndex: 0
                     itemSelected: parent.itemSelected
                     property bool isEnteringProperty: (
@@ -457,7 +469,7 @@ Item {
                     id: executableObjectsList
                     
                     category: qsTr("Executable Objects")
-                    visbilityCondition: parent.currentToken.identifier && !parent.previousToken.dot
+                    visbilityCondition: control.allowGraphObjects && parent.currentToken.identifier && !parent.previousToken.dot
                     itemStartIndex: functionsList.itemStartIndex + functionsList.model.length
                     itemSelected: parent.itemSelected
                     categoryItems: Modules.Objects.getObjectsName("ExecutableObject").filter(obj => obj != self)
@@ -472,7 +484,7 @@ Item {
                     id: objectsList
                     
                     category: qsTr("Objects")
-                    visbilityCondition: parent.currentToken.identifier && !parent.previousToken.dot
+                    visbilityCondition: control.allowGraphObjects && parent.currentToken.identifier && !parent.previousToken.dot
                     itemStartIndex: executableObjectsList.itemStartIndex + executableObjectsList.model.length
                     itemSelected: parent.itemSelected
                     categoryItems: Object.keys(Modules.Objects.currentObjectsByName).filter(obj => obj != self)

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Setting/Icon.qml

@@ -17,7 +17,7 @@
  */
 import QtQuick
 import QtQuick.Window
-import Qt5Compat.GraphicalEffects
+import QtQuick.Controls.impl
 
 /*!
     \qmltype Icon
@@ -41,20 +41,16 @@ Item {
        \qmlproperty string Icon::source
        Path of the icon image source.
     */
-    property alias sourceSize: img.sourceSize.width
+    property alias sourceSize: img.sourceS
     
-    Image {
+    ColorImage {
         id: img
         height: parent.height
         width: parent.width
-        visible: false
+        // visible: false
-        sourceSize.width: width*Screen.devicePixelRatio
+        property int sourceS: width*Screen.devicePixelRatio
-        sourceSize.height: width*Screen.devicePixelRatio
+        sourceSize.width: sourceS
-    }
+        sourceSize.height: sourceS
-    
-    ColorOverlay {
-        anchors.fill: img
-        source: img
         color: parent.color
     }
 }

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

@@ -100,14 +100,14 @@ Item {
         id: labelItem
         anchors.left: iconLabel.right
         anchors.leftMargin: icon == "" ? 0 : 5
-        height: parent.height
         anchors.top: parent.top
+        height: parent.height
+        width: Math.max(85, implicitWidth)
         verticalAlignment: TextInput.AlignVCenter
         //color: sysPalette.windowText
         text: visible ? qsTranslate("control", "%1: ").arg(control.label) : ""
         visible: control.label != ""
     }
-    
         
     TextField {
         id: input
@@ -128,8 +128,10 @@ Item {
         onEditingFinished: function() {
             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.isInt)
-            if(control.isDouble) value = Math.max(control.min,parseFloat(value).toString()=="NaN"?control.min:parseFloat(value))
+                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) {
                 control.changed(value)
                 defValue = value.toString()

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

@@ -44,83 +44,83 @@ ScrollView {
        Zoom on the x axis of the diagram, provided from settings.
        \sa Settings
     */
-    property double xzoom: 100
+    property double xzoom: Helper.getSettingInt('default_graph.xzoom')
     /*!
        \qmlproperty double Settings::yzoom
        Zoom on the y axis of the diagram, provided from settings.
        \sa Settings
     */
-    property double yzoom: 10
+    property double yzoom: Helper.getSettingInt('default_graph.yzoom')
     /*!
        \qmlproperty double Settings::xmin
        Minimum x of the diagram, provided from settings.
        \sa Settings
     */
-    property double xmin: 5/10
+    property double xmin: Helper.getSettingInt('default_graph.xmin')
     /*!
        \qmlproperty double Settings::ymax
        Maximum y of the diagram, provided from settings.
        \sa Settings
     */
-    property double ymax: 25
+    property double ymax: Helper.getSettingInt('default_graph.ymax')
     /*!
        \qmlproperty string Settings::xaxisstep
        Step of the x axis graduation, provided from settings.
        \note: Only available in non-logarithmic mode.
        \sa Settings
     */
-    property string xaxisstep: "4"
+    property string xaxisstep: Helper.getSetting('default_graph.xaxisstep')
     /*!
        \qmlproperty string Settings::yaxisstep
        Step of the y axis graduation, provided from settings.
        \sa Settings
     */
-    property string yaxisstep: "4"
+    property string yaxisstep: Helper.getSetting('default_graph.yaxisstep')
     /*!
        \qmlproperty string Settings::xlabel
        Label used on the x axis, provided from settings.
        \sa Settings
     */
-    property string xlabel: ""
+    property string xlabel: Helper.getSetting('default_graph.xlabel')
     /*!
        \qmlproperty string Settings::ylabel
        Label used on the y axis, provided from settings.
        \sa Settings
     */
-    property string ylabel: ""
+    property string ylabel: Helper.getSetting('default_graph.ylabel')
     /*!
        \qmlproperty double Settings::linewidth
        Width of lines that will be drawn into the canvas, provided from settings.
        \sa Settings
     */
-    property double linewidth: 1
+    property double linewidth: Helper.getSettingInt('default_graph.linewidth')
     /*!
        \qmlproperty double Settings::textsize
        Font size of the text that will be drawn into the canvas, provided from settings.
        \sa Settings
     */
-    property double textsize: 18
+    property double textsize: Helper.getSettingInt('default_graph.textsize')
     /*!
        \qmlproperty bool Settings::logscalex
        true if the canvas should be in logarithmic mode, false otherwise.
        Provided from settings.
        \sa Settings
     */
-    property bool logscalex: true
+    property bool logscalex: Helper.getSettingBool('default_graph.logscalex')
     /*!
        \qmlproperty bool Settings::showxgrad
        true if the x graduation should be shown, false otherwise.
        Provided from settings.
        \sa Settings
     */
-    property bool showxgrad: true
+    property bool showxgrad: Helper.getSettingBool('default_graph.showxgrad')
     /*!
        \qmlproperty bool Settings::showygrad
        true if the y graduation should be shown, false otherwise.
        Provided from settings.
        \sa Settings
     */
-    property bool showygrad: true
+    property bool showygrad: Helper.getSettingBool('default_graph.showygrad')
     /*!
        \qmlproperty bool Settings::saveFilename
        Path of the currently opened file. Empty if no file is opened.
@@ -159,7 +159,7 @@ ScrollView {
             height: 30
             isDouble: true
             label: qsTr("X Zoom")
-            min: 1
+            min: 0.1
             icon: "settings/xzoom.svg"
             width: settings.settingWidth
             value: settings.xzoom.toFixed(2)
@@ -173,6 +173,7 @@ ScrollView {
             id: zoomY
             height: 30
             isDouble: true
+            min: 0.1
             label: qsTr("Y Zoom")
             icon: "settings/yzoom.svg"
             width: settings.settingWidth
@@ -226,10 +227,10 @@ ScrollView {
             label: qsTr("Max X")
             icon: "settings/xmax.svg"
             width: settings.settingWidth
-            value: Modules.Canvas.px2x(canvas.width).toFixed(2)
+            defValue: canvas.px2x(canvas.width).toFixed(2)
             onChanged: function(xvaluemax) {
                 if(xvaluemax > settings.xmin) {
-                    settings.xzoom = settings.xzoom * canvas.width/(Modules.Canvas.x2px(xvaluemax)) // Adjusting zoom to fit. = (end)/(px of current point)
+                    settings.xzoom = settings.xzoom * canvas.width/(canvas.x2px(xvaluemax)) // Adjusting zoom to fit. = (end)/(px of current point)
                     settings.changed()
                 } else {
                     alert.show("Maximum x value must be superior to minimum.")
@@ -245,10 +246,10 @@ ScrollView {
             label: qsTr("Min Y")
             icon: "settings/ymin.svg"
             width: settings.settingWidth
-            defValue: Modules.Canvas.px2y(canvas.height).toFixed(2)
+            defValue: canvas.px2y(canvas.height).toFixed(2)
             onChanged: function(yvaluemin) {
                 if(yvaluemin < settings.ymax) {
-                    settings.yzoom = settings.yzoom * canvas.height/(Modules.Canvas.y2px(yvaluemin)) // Adjusting zoom to fit. = (end)/(px of current point)
+                    settings.yzoom = settings.yzoom * canvas.height/(canvas.y2px(yvaluemin)) // Adjusting zoom to fit. = (end)/(px of current point)
                     settings.changed()
                 } else {
                     alert.show("Minimum y value must be inferior to maximum.")

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/icons/settings/label.svg

@@ -0,0 +1 @@
+../common/label.svg

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/icons/settings/text.svg

@@ -0,0 +1 @@
+../common/text.svg

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

@@ -7,4 +7,4 @@
 .import "history/common.mjs" as HistoryCommon
 .import "canvas.mjs" as CanvasAPI
 .import "io.mjs" as IOAPI
-.import "settings.mjs" as SettingsAPI
+.import "preferences.mjs" as PreferencesAPI

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

@@ -377,10 +377,7 @@ class CanvasAPI extends Module {
      * @returns {number}
      */
     x2px(x) {
-        if(this.logscalex) {
+        return this._canvas.x2px(x)
-            let logxmin = Math.log(this.xmin)
-            return (Math.log(x)-logxmin)*this.xzoom
-        } else return (x - this.xmin)*this.xzoom
     }
 
     /**
@@ -390,7 +387,7 @@ class CanvasAPI extends Module {
      * @returns {number}
      */
     y2px(y) {
-        return (this.ymax-y)*this.yzoom
+        return this._canvas.y2px(y)
     }
 
     /**
@@ -400,9 +397,7 @@ class CanvasAPI extends Module {
      * @returns {number}
      */
     px2x(px) {
-        if(this.logscalex) {
+        return this._canvas.px2x(px)
-            return Math.exp(px/this.xzoom+Math.log(this.xmin))
-        } else return (px/this.xzoom+this.xmin)
     }
 
     /**
@@ -412,7 +407,7 @@ class CanvasAPI extends Module {
      * @returns {number}
      */
     px2y(px) {
-        return -(px/this.yzoom-this.ymax)
+        return this._canvas.px2y(px)
     }
 
     /**

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

@@ -16,12 +16,13 @@
  *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 import {Module} from "modules.mjs"
-import General from "setting/general.mjs"
+import General from "preferences/general.mjs"
-import Editor from "setting/expression.mjs"
+import Editor from "preferences/expression.mjs"
+import DefaultGraph from "preferences/default.mjs"
 
-class SettingsAPI extends Module {
+class PreferencesAPI extends Module {
     constructor() {
-        super('Settings', [
+        super('Preferences', [
             Modules.Canvas,
             Modules.Latex
         ])
@@ -29,11 +30,11 @@ class SettingsAPI extends Module {
         this.categories = {
             [QT_TRANSLATE_NOOP('settingCategory', 'general')]: General,
             [QT_TRANSLATE_NOOP('settingCategory', 'editor')]: Editor,
-            [QT_TRANSLATE_NOOP('settingCategory', 'default')]: [],
+            [QT_TRANSLATE_NOOP('settingCategory', 'default')]: DefaultGraph,
         }
     }
 }
 
 /** @type {CanvasAPI} */
-Modules.Settings = Modules.Settings || new SettingsAPI()
+Modules.Preferences = Modules.Preferences || new PreferencesAPI()
-export const API = Modules.Settings
+export const API = Modules.Preferences

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

@@ -0,0 +1,137 @@
+/**
+ *  LogarithmPlotter - 2D plotter software to make BODE plots, sequences and distribution functions.
+ *  Copyright (C) 2021-2024  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 {Expression} from "../mathlib.mjs"
+
+class Setting {
+    constructor(type, name, nameInConfig, icon) {
+        this.type = type
+        this.name = name
+        this.displayName = qsTr(name)
+        this.nameInConfig = nameInConfig
+        this.icon = icon
+    }
+
+    /**
+     * Returns the value of the setting.
+     * @returns {string|boolean|number}
+     */
+    value() {
+        throw new TypeError(`value of ${this.constructor} not implemented.`)
+    }
+
+    /**
+     * Sets the value of the setting
+     * @param {string|boolean|number|Expression} value
+     */
+    set(value) {
+        throw new TypeError(`value of ${this.constructor} not implemented.`)
+    }
+
+    toString() {
+        return `Setting<${this.type} ${this.name}>`
+    }
+}
+
+export class BoolSetting extends Setting {
+    constructor(name, nameInConfig, icon) {
+        super('bool', name, nameInConfig, icon)
+    }
+
+    value() {
+        return Helper.getSettingBool(this.nameInConfig)
+    }
+
+    set(value) {
+        Helper.setSettingBool(this.nameInConfig, value)
+    }
+}
+
+export class NumberSetting extends Setting {
+    constructor(name, nameInConfig, icon, min = -Infinity, max = +Infinity) {
+        super('number', name, nameInConfig, icon)
+        this.min = typeof min == 'number' ? () => min : min
+        this.max = typeof max == 'number' ? () => max : max
+    }
+
+    value() {
+        return Helper.getSettingInt(this.nameInConfig)
+    }
+
+    set(value) {
+        Helper.setSettingInt(this.nameInConfig, value)
+    }
+}
+
+export class EnumIntSetting extends Setting {
+    constructor(name, nameInConfig, icon, values = []) {
+        super('enum', name, nameInConfig, icon)
+        this.values = values
+    }
+
+    value() {
+        return Helper.getSettingInt(this.nameInConfig)
+    }
+
+    set(value) {
+        Helper.setSettingInt(this.nameInConfig, value)
+    }
+}
+
+export class ExpressionSetting extends Setting {
+    constructor(name, nameInConfig, icon, variables = []) {
+        super('expression', name, nameInConfig, icon)
+        this.variables = variables
+    }
+
+    value() {
+        return Helper.getSetting(this.nameInConfig)
+    }
+
+    /**
+     *
+     * @param {Expression} value
+     */
+    set(value) {
+        let vars = value.calc.variables()
+        if(vars.length === this.variables.length && vars.every(x => this.variables.includes(x)))
+            Helper.setSetting(this.nameInConfig, value)
+        else {
+            let undefinedVars = vars.filter(x => !this.variables.includes(x))
+            let allowed = ''
+            if(this.variables.length > 0)
+                allowed = `Allowed variables: ${this.variables.join(', ')}.`
+            throw new TypeError(`Cannot use variable(s) ${undefinedVars.join(', or ')} to define ${this.displayName}. ${allowed}`)
+        }
+    }
+}
+
+export class StringSetting extends Setting {
+    constructor(name, nameInConfig, icon, defaultValues = []) {
+        super('string', name, nameInConfig, icon)
+        this.defaultValues = defaultValues
+    }
+
+    value() {
+        return Helper.getSetting(this.nameInConfig)
+    }
+
+    set(value) {
+        Helper.setSetting(this.nameInConfig, value)
+    }
+}

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/preferences/default.mjs

@@ -0,0 +1,120 @@
+/**
+ *  LogarithmPlotter - 2D plotter software to make BODE plots, sequences and distribution functions.
+ *  Copyright (C) 2021-2024  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 {BoolSetting, ExpressionSetting, NumberSetting, StringSetting} from "common.mjs"
+
+
+const XZOOM = new NumberSetting(
+    QT_TR_NOOP("X Zoom"),
+    "default_graph.xzoom",
+    "xzoom",
+    0.1
+)
+
+const YZOOM = new NumberSetting(
+    QT_TR_NOOP("Y Zoom"),
+    "default_graph.xzoom",
+    "yzoom",
+    0.1
+)
+
+const XMIN = new NumberSetting(
+    QT_TR_NOOP("Min X"),
+    "default_graph.xmin",
+    "xmin",
+    () => Helper.getSettingBool("default_graph.logscalex") ? 1e-100 : -Infinity
+)
+
+const YMAX = new NumberSetting(
+    QT_TR_NOOP("Max Y"),
+    "default_graph.ymax",
+    "ymax"
+)
+
+const XAXISSTEP = new ExpressionSetting(
+    QT_TR_NOOP("X Axis Step"),
+    "default_graph.xaxisstep",
+    "xaxisstep",
+)
+
+const YAXISSTEP = new ExpressionSetting(
+    QT_TR_NOOP("Y Axis Step"),
+    "default_graph.yaxisstep",
+    "yaxisstep",
+)
+
+const LINE_WIDTH = new NumberSetting(
+    QT_TR_NOOP("Line width"),
+    "default_graph.linewidth",
+    "linewidth",
+    1
+)
+
+const TEXT_SIZE = new NumberSetting(
+    QT_TR_NOOP("Text size (px)"),
+    "default_graph.textsize",
+    "textsize"
+)
+
+const X_LABEL = new StringSetting(
+    QT_TR_NOOP('X Label'),
+    "default_graph.xlabel",
+    "xlabel",
+    ["", "x", "ω (rad/s)"]
+)
+
+const Y_LABEL = new StringSetting(
+    QT_TR_NOOP('Y Label'),
+    "default_graph.ylabel",
+    "xlabel",
+    ["", "y", "G (dB)", "φ (°)", "φ (deg)", "φ (rad)"]
+)
+
+const LOG_SCALE_X = new BoolSetting(
+    QT_TR_NOOP('X Log scale'),
+    "default_graph.logscalex",
+    "logscalex"
+)
+
+const SHOW_X_GRAD = new BoolSetting(
+    QT_TR_NOOP('Show X graduation'),
+    "default_graph.showxgrad",
+    "showxgrad"
+)
+
+const SHOW_Y_GRAD = new BoolSetting(
+    QT_TR_NOOP('Show Y graduation'),
+    "default_graph.showygrad",
+    "showygrad"
+)
+
+export default [
+    XZOOM,
+    YZOOM,
+    XMIN,
+    YMAX,
+    XAXISSTEP,
+    YAXISSTEP,
+    LINE_WIDTH,
+    TEXT_SIZE,
+    X_LABEL,
+    Y_LABEL,
+    LOG_SCALE_X,
+    SHOW_X_GRAD,
+    SHOW_Y_GRAD
+]

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

@@ -0,0 +1,51 @@
+/**
+ *  LogarithmPlotter - 2D plotter software to make BODE plots, sequences and distribution functions.
+ *  Copyright (C) 2021-2024  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 {BoolSetting, EnumIntSetting} from "common.mjs"
+
+const AUTOCLOSE_FORMULA = new BoolSetting(
+    QT_TR_NOOP("Automatically close parenthesises and brackets"),
+    'expression_editor.autoclose',
+    'text'
+)
+
+const ENABLE_SYNTAX_HIGHLIGHTING = new BoolSetting(
+    QT_TR_NOOP("Enable syntax highlighting"),
+    'expression_editor.colorize',
+    'appearance'
+)
+
+const ENABLE_AUTOCOMPLETE = new BoolSetting(
+    QT_TR_NOOP("Enable autocompletion"),
+    'autocompletion.enabled',
+    'label'
+)
+
+const PICK_COLOR_SCHEME = new EnumIntSetting(
+    QT_TR_NOOP("Color Scheme"),
+    'expression_editor.color_scheme',
+    'color',
+    ["Breeze Light", "Breeze Dark", "Solarized", "Github Light", "Github Dark", "Nord", "Monokai"]
+)
+
+export default [
+    AUTOCLOSE_FORMULA,
+    ENABLE_AUTOCOMPLETE,
+    ENABLE_SYNTAX_HIGHLIGHTING,
+    PICK_COLOR_SCHEME
+]

LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/preferences/general.mjs

@@ -18,17 +18,17 @@
 
 import {BoolSetting} from "common.mjs"
 
-class CheckForUpdates extends BoolSetting {
+const CHECK_FOR_UPDATES = new BoolSetting(
-    constructor() {
+    QT_TR_NOOP("Check for updates on startup"),
-        super(QT_TR_NOOP("Check for updates on startup"), 'check_for_updates', 'update')
+    'check_for_updates',
-    }
+    'update'
-}
+)
 
-class ResetRedoStack extends BoolSetting {
+const RESET_REDO_STACK = new BoolSetting(
-    constructor() {
+    QT_TR_NOOP("Reset redo stack automaticly"),
-        super(qsTr("Reset redo stack automaticly"), 'reset_redo_stack', 'timeline')
+    'reset_redo_stack',
-    }
+    'timeline'
-}
+)
 
 class EnableLatex extends BoolSetting {
     constructor() {
@@ -43,7 +43,7 @@ class EnableLatex extends BoolSetting {
 }
 
 export default [
-    new CheckForUpdates(),
+    CHECK_FOR_UPDATES,
-    new ResetRedoStack(),
+    RESET_REDO_STACK,
     new EnableLatex()
 ]

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

@@ -1,67 +0,0 @@
-/**
- *  LogarithmPlotter - 2D plotter software to make BODE plots, sequences and distribution functions.
- *  Copyright (C) 2021-2024  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/>.
- */
-class Setting {
-    constructor(name, nameInConfig, icon) {
-        this.name = name
-        this.displayName = qsTr(name)
-        this.nameInConfig = nameInConfig
-        this.icon = icon
-    }
-
-    /**
-     * Returns the value of the setting.
-     * @returns {string|boolean|number}
-     */
-    value() {
-        throw new TypeError(`value of ${this.constructor} not implemented.`)
-    }
-
-    /**
-     * Sets the value of the setting
-     * @param {string|boolean|number} value
-     */
-    set(value) {
-        throw new TypeError(`value of ${this.constructor} not implemented.`)
-    }
-}
-
-export class BoolSetting extends Setting {
-    value() {
-        return Helper.getSettingBool(this.nameInConfig)
-    }
-
-    set(value) {
-        Helper.setSettingBool(this.nameInConfig, value)
-    }
-}
-
-export class IntSetting extends Setting {
-    value() {
-        return Helper.getSettingInt(this.nameInConfig)
-    }
-
-    set(value) {
-        Helper.setSettingInt(this.nameInConfig, value)
-    }
-}
-
-export class EnumIntSetting extends IntSetting {
-    values() {
-        throw new TypeError(`enumerations of ${this.constructor} not implemented.`)
-    }
-}

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

@@ -1,54 +0,0 @@
-/**
- *  LogarithmPlotter - 2D plotter software to make BODE plots, sequences and distribution functions.
- *  Copyright (C) 2021-2024  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 {BoolSetting, EnumIntSetting} from "common.mjs"
-
-class AutocloseFormula extends BoolSetting {
-    constructor() {
-        super(qsTr("Automatically close parenthesises and brackets"), 'expression_editor.autoclose', 'Text')
-    }
-}
-
-class EnableSyntaxHighlighting extends BoolSetting {
-    constructor() {
-        super(qsTr("Enable syntax highlighting"), 'expression_editor.colorize', 'appearance')
-    }
-}
-
-class EnableAutocomplete extends BoolSetting {
-    constructor() {
-        super(qsTr("Enable autocompletion"), 'autocompletion.enabled', 'label')
-    }
-}
-
-class PickColorScheme extends EnumIntSetting {
-    constructor() {
-        super(qsTr("Color Scheme"), 'expression_editor.color_scheme', 'color')
-    }
-
-    values() {
-        return ["Breeze Light", "Breeze Dark", "Solarized", "Github Light", "Github Dark", "Nord", "Monokai"]
-    }
-}
-
-export default [
-    new AutocloseFormula(),
-    new EnableAutocomplete(),
-    new EnableSyntaxHighlighting(),
-    new PickColorScheme()
-]

LogarithmPlotter/util/config.py

@@ -34,6 +34,21 @@ DEFAULT_SETTINGS = {
     },
     "autocompletion": {
         "enabled": True
+    },
+    "default_graph": {
+        "xzoom": 100,
+        "yzoom": 10,
+        "xmin": 5/10,
+        "ymax": 25,
+        "xaxisstep": "4",
+        "yaxisstep": "4",
+        "xlabel": "",
+        "ylabel": "",
+        "linewidth": 1,
+        "textsize": 18,
+        "logscalex": True,
+        "showxgrad": True,
+        "showygrad": True
     }
 }
 

LogarithmPlotter/util/helper.py

@@ -129,8 +129,9 @@ class Helper(QObject):
     def getSetting(self, namespace):
         return config.getSetting(namespace)
 
-    @Slot(str, result=int)
+    @Slot(str, result=float)
     def getSettingInt(self, namespace):
+        print('Getting', namespace, config.getSetting(namespace))
         return config.getSetting(namespace)
 
     @Slot(str, result=bool)
@@ -145,7 +146,7 @@ class Helper(QObject):
     def setSettingBool(self, namespace, value):
         return config.setSetting(namespace, value)
 
-    @Slot(str, int)
+    @Slot(str, float)
     def setSettingInt(self, namespace, value):
         return config.setSetting(namespace, value)