Adding loading screen for rendering LaTeX formula when threaded setting is enabled.

common/rollup.config.mjs

@@ -22,7 +22,7 @@ import { babel } from "@rollup/plugin-babel"
 import cleanup from "rollup-plugin-cleanup"
 
 const src = "./src/index.mjs"
-const dest = "../build/runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/index.mjs"
+const dest = "../build/runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Common/index.mjs"
 
 export default {
     input: src,

common/src/history/common.mjs

@@ -95,11 +95,15 @@ export class Action {
         if(!Latex.enabled)
             throw new Error("Cannot render an item as LaTeX when LaTeX is disabled.")
         const imgDepth = History.imageDepth
-        const { source, width, height } = await Latex.requestAsyncRender(
+        const renderArguments = [
             latexString,
             imgDepth * (History.fontSize + 2),
             History.themeTextColor
-        )
+        ]
+        let render = Latex.findPrerendered(...renderArguments)
+        if(render === null)
+            render = await Latex.requestAsyncRender(...renderArguments)
+        const { source, width, height } = render
         return `<img src="${source}" width="${width / imgDepth}" height="${height / imgDepth}" style="vertical-align: middle"/>`
     }
 

common/src/module/canvas.mjs

@@ -25,7 +25,10 @@ import Objects from "./objects.mjs"
 import History from "./history.mjs"
 import Settings from "./settings.mjs"
 
+
 class CanvasAPI extends Module {
+    
+    
     /** @type {CanvasInterface} */
     #canvas = null
     /** @type {CanvasRenderingContext2D} */

common/src/module/latex.mjs

@@ -17,6 +17,7 @@
  */
 
 import { Module } from "./common.mjs"
+import { BaseEvent } from "../events.mjs"
 import * as Instruction from "../lib/expr-eval/instruction.mjs"
 import { escapeValue } from "../lib/expr-eval/expression.mjs"
 import { HelperInterface, LatexInterface } from "./interface.mjs"
@@ -44,6 +45,28 @@ const equivalchars = ["\\pi", "\\infty",
     "{}_{4}", "{}_{5}", "{}_{6}", "{}_{7}", "{}_{8}", "{}_{9}", "{}_{0}",
 ]
 
+
+
+
+class AsyncRenderStartedEvent extends BaseEvent {
+    constructor(markup, fontSize, color) {
+        super("async-render-started")
+        this.markup = markup
+        this.fontSize = fontSize
+        this.color = color
+    }
+}
+
+
+class AsyncRenderFinishedEvent extends BaseEvent {
+    constructor(markup, fontSize, color) {
+        super("async-render-finished")
+        this.markup = markup
+        this.fontSize = fontSize
+        this.color = color
+    }
+}
+
 /**
  * Class containing the result of a LaTeX render.
  *
@@ -60,6 +83,8 @@ class LatexRenderResult {
 }
 
 class LatexAPI extends Module {
+    static emits = ["async-render-started", "async-render-finished"]
+    
     /** @type {LatexInterface} */
     #latex = null
 
@@ -113,10 +138,14 @@ class LatexAPI extends Module {
     async requestAsyncRender(markup, fontSize, color) {
         if(!this.initialized) throw new Error("Attempting requestAsyncRender before initialize!")
         let render
-        if(this.#latex.supportsAsyncRender)
+        if(this.#latex.supportsAsyncRender) {
+            console.trace()
+            this.emit(new AsyncRenderStartedEvent(markup, fontSize, color))
             render = await this.#latex.renderAsync(markup, fontSize, color)
-        else
+            this.emit(new AsyncRenderFinishedEvent(markup, fontSize, color))
+        } else {
             render = this.#latex.renderSync(markup, fontSize, color)
+        }
         const args = render.split(",")
         return new LatexRenderResult(...args)
     }

common/src/objs/function.mjs

@@ -122,7 +122,9 @@ export default class Function extends ExecutableObject {
      */
     static drawFunction(canvas, expr, definitionDomain, destinationDomain, drawPoints = true, drawDash = true) {
         let pxprecision = 10
-        let previousX = canvas.px2x(0)
+        const startDrawFrom = canvas.x2px(1)%pxprecision-pxprecision
+        let previousX = canvas.px2x(startDrawFrom)
+        // console.log("Starting draw from", previousX, startDrawFrom, canvas.x2px(1))
         let previousY = null
         if(definitionDomain instanceof SpecialDomain && definitionDomain.moveSupported) {
             // Point based functions.
@@ -160,7 +162,7 @@ export default class Function extends ExecutableObject {
             // Calculate the previousY at the start of the canvas
             if(definitionDomain.includes(previousX))
                 previousY = expr.execute(previousX)
-            for(let px = pxprecision; px < canvas.width; px += pxprecision) {
+            for(let px = pxprecision; px-pxprecision < canvas.width; px += pxprecision) {
                 let currentX = canvas.px2x(px)
                 if(!definitionDomain.includes(previousX) && definitionDomain.includes(currentX)) {
                     // Should draw up to currentX, but NOT at previousX.
@@ -169,7 +171,7 @@ export default class Function extends ExecutableObject {
                     do {
                         tmpPx++
                         previousX = canvas.px2x(tmpPx)
-                    } while(!definitionDomain.includes(previousX))
+                    } while(!definitionDomain.includes(previousX) && currentX > previousX)
                     // Recaclulate previousY
                     previousY = expr.execute(previousX)
                 } else if(!definitionDomain.includes(currentX)) {
@@ -179,7 +181,7 @@ export default class Function extends ExecutableObject {
                     do {
                         tmpPx--
                         currentX = canvas.px2x(tmpPx)
-                    } while(!definitionDomain.includes(currentX) && currentX !== previousX)
+                    } while(!definitionDomain.includes(currentX) && currentX > previousX)
                 }
                 // This max variation is needed for functions with asymptotical vertical lines (e.g. 1/x, tan x...)
                 let maxvariation = (canvas.px2y(0) - canvas.px2y(canvas.height))

common/src/preferences/general.mjs

@@ -47,8 +47,8 @@ class EnableLatex extends BoolSetting {
 }
 
 const ENABLE_LATEX_ASYNC = new BoolSetting(
-    qsTranslate("general", "Enable asynchronous LaTeX renderer"),
-    "enable_latex_async",
+    qsTranslate("general", "Enable threaded LaTeX renderer (experimental)"),
+    "enable_latex_threaded",
     "new"
 )
 

common/test/mock/helper.mjs

@@ -23,7 +23,7 @@ const DEFAULT_SETTINGS = {
     "reset_redo_stack": true,
     "last_install_greet": "0",
     "enable_latex": true,
-    "enable_latex_async": true,
+    "enable_latex_threaded": true,
     "expression_editor": {
         "autoclose": true,
         "colorize": true,

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/AppMenuBar.qml

@@ -20,7 +20,7 @@ import QtQuick
 import Qt.labs.platform as Native
 //import QtQuick.Controls 2.15
 import eu.ad5001.MixedMenu 1.1
-import "js/index.mjs" as JS
+import eu.ad5001.LogarithmPlotter.Common
 
 
 /*!

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Common/qmldir

@@ -0,0 +1,3 @@
+module eu.ad5001.LogarithmPlotter.Common
+
+JS 1.0 index.mjs

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/History/Browser.qml

@@ -24,7 +24,7 @@ import eu.ad5001.LogarithmPlotter.Setting 1.0 as Setting
 
 
 /*!
-    \qmltype HistoryBrowser
+    \qmltype Browser
     \inqmlmodule eu.ad5001.LogarithmPlotter.History
     \brief Tab of the drawer that allows to navigate through the undo and redo history.
 
@@ -95,7 +95,7 @@ Item {
                 Repeater {
                     model: historyBrowser.redoCount
                 
-                    HistoryItem {
+                    SingleItem {
                         id: redoButton
                         width: historyBrowser.actionWidth
                         //height: actionHeight
@@ -147,7 +147,7 @@ Item {
                     model: historyBrowser.undoCount
                 
                     
-                    HistoryItem {
+                    SingleItem {
                         id: undoButton
                         width: historyBrowser.actionWidth
                         //height: actionHeight

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/History/SingleItem.qml

@@ -22,7 +22,7 @@ import eu.ad5001.LogarithmPlotter.Setting 1.0 as Setting
 
 
 /*!
-    \qmltype HistoryItem
+    \qmltype SingleItem
     \inqmlmodule eu.ad5001.LogarithmPlotter.History
     \brief Item representing an history action.
 

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/History/qmldir

@@ -1,4 +1,4 @@
 module eu.ad5001.LogarithmPlotter.History
 
-HistoryBrowser 1.0 HistoryBrowser.qml
-HistoryItem 1.0 HistoryItem.qml
+Browser 1.0 Browser.qml
+SingleItem 1.0 SingleItem.qml

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/LogarithmPlotter.qml

@@ -17,16 +17,17 @@
  */
 
 import QtQml
-import QtQuick.Controls
-import eu.ad5001.MixedMenu 1.1
-import QtQuick.Layouts 1.12
 import QtQuick
+import QtQuick.Controls
+import QtQuick.Layouts 1.12
+import eu.ad5001.MixedMenu 1.1
 
 // Auto loading all modules.
-import "js/index.mjs" as JS
+import eu.ad5001.LogarithmPlotter.Common
 
-import eu.ad5001.LogarithmPlotter.History 1.0
+import eu.ad5001.LogarithmPlotter.History 1.0 as History
 import eu.ad5001.LogarithmPlotter.ObjectLists 1.0
+import eu.ad5001.LogarithmPlotter.Overlay 1.0 as Overlay
 import eu.ad5001.LogarithmPlotter.Popup 1.0 as Popup
 
 /*!
@@ -120,16 +121,16 @@ ApplicationWindow {
             
             ObjectLists {
                 id: objectLists
-                onChanged: drawCanvas.requestPaint()
+                onChanged: Modules.Canvas.requestPaint()
             }
 
             Settings {
                 id: settings
                 canvas: drawCanvas
-                onChanged: drawCanvas.requestPaint()
+                onChanged: Modules.Canvas.requestPaint()
             }
 
-            HistoryBrowser {
+            History.Browser {
                 id: historyBrowser
             }
         }
@@ -154,20 +155,22 @@ ApplicationWindow {
             }
         }
         
-        ViewPositionChangeOverlay {
+        Overlay.ViewPositionChange {
             id: viewPositionChanger
             anchors.fill: parent
-            canvas: parent
-            settingsInstance: settings
         }
         
-        PickLocationOverlay {
+        Overlay.PickLocation {
             id: positionPicker
             anchors.fill: parent
-            canvas: parent
         }
     }
         
+    Overlay.Loading {
+        id: loadingOverlay
+        anchors.fill: parent
+    }
+    
     Timer {
         id: delayRefreshTimer
         repeat: false

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/ObjectLists/Editor/CustomPropertyList.qml

@@ -20,7 +20,7 @@ import QtQuick
 import QtQuick.Controls
 import Qt.labs.platform as Native
 import eu.ad5001.LogarithmPlotter.Setting 1.0 as Setting
-import "../../js/index.mjs" as JS
+import eu.ad5001.LogarithmPlotter.Common
 
 /*!
     \qmltype CustomPropertyList

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/ObjectLists/Editor/Dialog.qml

@@ -18,11 +18,10 @@
 
 import QtQuick
 import QtQuick.Controls
-import QtQuick.Dialogs as D
 import Qt.labs.platform as Native
 import eu.ad5001.LogarithmPlotter.Setting 1.0 as Setting
 import eu.ad5001.LogarithmPlotter.Popup 1.0 as Popup
-import "../../js/index.mjs" as JS
+import eu.ad5001.LogarithmPlotter.Common
 
 /*!
     \qmltype Dialog

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/ObjectLists/ObjectCreationGrid.qml

@@ -19,7 +19,7 @@
 import QtQuick
 import QtQuick.Controls
 import eu.ad5001.LogarithmPlotter.Setting 1.0 as Setting
-import "../js/index.mjs" as JS
+import eu.ad5001.LogarithmPlotter.Common
 
 
 /*!

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/ObjectLists/ObjectLists.qml

@@ -56,7 +56,7 @@ ScrollView {
             property var editingRows: []
             model: Modules.Objects.currentObjects[objType]
             width: objectsListView.width
-            implicitHeight: contentItem.childrenRect.height
+            height: contentItem.childrenRect.height + 10
             visible: model != undefined && model.length > 0
             interactive: false
             

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/ObjectLists/ObjectRow.qml

@@ -21,7 +21,7 @@ import QtQuick.Dialogs
 import QtQuick.Controls
 import QtQuick.Window
 import eu.ad5001.LogarithmPlotter.Setting 1.0 as Setting
-import "../js/index.mjs" as JS
+import eu.ad5001.LogarithmPlotter.Common
 
 
 /*!

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Overlay/Loading.qml

@@ -0,0 +1,130 @@
+/**
+ *  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 QtQuick
+import QtQuick.Controls
+
+
+/*!
+    \qmltype Loading
+    \inqmlmodule eu.ad5001.LogarithmPlotter.Overlay
+    \brief Overlay notifiying the user when a file is loading.
+
+    Provides an overlay over the canvas that is shown when the user loads a new file, both to lock the ViewPositionChange
+    overlay and inform the user of what is loading and how much remains.
+    
+    \sa Common, ViewPositionChange
+*/
+Item {
+    id: loadingRoot
+    opacity: 0
+    visible: opacity !== 0
+    clip: true
+    
+    property int currentlyLoading: 0
+    property int maxCurrentLoadingSteps: 0
+    
+    Behavior on opacity { PropertyAnimation {} }
+    
+    Rectangle {
+        anchors.fill: parent
+        color: sysPalette.window
+        opacity: 0.85
+    }
+        
+    Column {
+        spacing: 5
+        anchors {
+            verticalCenter: parent.verticalCenter
+            left: parent.left
+            right: parent.right
+        }
+        
+        Text {
+            id: loadingTitle
+            anchors.horizontalCenter: parent.horizontalCenter
+            font.pixelSize: 20
+            color: sysPalette.windowText
+        }
+        
+        ProgressBar {
+            id: progress
+            anchors.horizontalCenter: parent.horizontalCenter
+            width: 300
+            from: 0
+            value: loadingRoot.maxCurrentLoadingSteps - loadingRoot.currentlyLoading
+            to: loadingRoot.maxCurrentLoadingSteps
+        }
+        
+        Text {
+            id: lastFinishedStep
+            anchors.horizontalCenter: parent.horizontalCenter
+            color: sysPalette.windowText
+        }
+    }
+    
+    MouseArea {
+        id: picker
+        anchors.fill: parent
+        hoverEnabled: parent.visible
+        cursorShape: Qt.ArrowCursor
+        acceptedButtons: Qt.LeftButton | Qt.RightButton
+    }
+    
+    
+    
+    /*!
+        \qmlmethod void Loading::addedLoadingStep()
+        Registers one new loading step that will eventually call \c finishedLoadingStep.
+    */
+    function addedLoadingStep() {
+        if(loadingRoot.maxCurrentLoadingSteps === 1) {
+            // Only when several ones need to be loaded.
+            const fileName = Modules.Settings.saveFilename.split('/').pop().split('\\').pop()
+            loadingTitle.text = qsTr("Loading...")
+            loadingRoot.opacity = 1
+        }
+        loadingRoot.currentlyLoading++
+        loadingRoot.maxCurrentLoadingSteps++
+    }
+    
+    /*!
+        \qmlmethod void Loading::finishedLoadingStep()
+        Marks a loading step as finished and displays the message to the user.
+    */
+    function finishedLoadingStep(message) {
+        loadingRoot.currentlyLoading--
+        const current = loadingRoot.maxCurrentLoadingSteps - loadingRoot.currentlyLoading
+        lastFinishedStep.text = `${message} (${current}/${loadingRoot.maxCurrentLoadingSteps})`
+        if(loadingRoot.currentlyLoading === 0) {
+            loadingRoot.maxCurrentLoadingSteps = 0
+            loadingRoot.opacity = 0
+        }
+    }
+    
+    
+    Component.onCompleted: function() {
+        Modules.Latex.on("async-render-started", (e) => {
+            addedLoadingStep()
+        })
+        Modules.Latex.on("async-render-finished", (e) => {
+            const markup = e.markup.length > 20 ? e.markup.substring(0, 15)+"..." : e.markup
+            finishedLoadingStep(qsTr("Finished rendering of %1").arg(markup))
+        })
+    }
+}

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Overlay/PickLocation.qml

@@ -18,12 +18,12 @@
 
 import QtQuick
 import QtQuick.Controls
-import eu.ad5001.LogarithmPlotter.Setting 1.0 as Setting
-import "js/index.mjs" as JS
+import eu.ad5001.LogarithmPlotter.Setting as Setting
+import eu.ad5001.LogarithmPlotter.Common
 
 /*!
-    \qmltype PickLocationOverlay
-    \inqmlmodule eu.ad5001.LogarithmPlotter
+    \qmltype PickLocation
+    \inqmlmodule eu.ad5001.LogarithmPlotter.Overlay
     \brief Overlay used to pick a new location for an object.
 
     Provides an overlay over the canvas that can be shown when the user clicks the "Set position" button
@@ -97,9 +97,9 @@ Item {
     readonly property bool userPickY: pickY && pickYCheckbox.checked
     
     Rectangle {
+        anchors.fill: parent
         color: sysPalette.window
         opacity: 0.35
-        anchors.fill: parent
     }
     
     MouseArea {

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Overlay/ViewPositionChange.qml

@@ -19,7 +19,7 @@
 import QtQuick
 
 /*!
-    \qmltype ViewPositionChangeOverlay
+    \qmltype ViewPositionChange.Overlay
     \inqmlmodule eu.ad5001.LogarithmPlotter
     \brief Overlay used allow the user to drag the canvas' position and change the zoom level.
 
@@ -57,16 +57,6 @@ Item {
     */
     signal endPositionChange(int deltaX, int deltaY)
     
-    /*!
-       \qmlproperty var ViewPositionChangeOverlay::canvas
-       LogGraphCanvas instance.
-    */
-    property var canvas
-    /*!
-       \qmlproperty var ViewPositionChangeOverlay::settingsInstance
-       Settings instance.
-    */
-    property var settingsInstance
     /*!
        \qmlproperty int ViewPositionChangeOverlay::prevX
        The x coordinate (on the mousearea) at the last change of the canvas position.

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Overlay/qmldir

@@ -0,0 +1,5 @@
+module eu.ad5001.LogarithmPlotter.Overlay
+
+Loading 1.0 Loading.qml
+PickLocation 1.0 PickLocation.qml
+ViewPositionChange 1.0 ViewPositionChange.qml

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Popup/Preferences.qml

@@ -20,7 +20,7 @@ import QtQuick
 import QtQuick.Controls
 import QtQuick.Layouts
 import eu.ad5001.LogarithmPlotter.Setting 1.0 as Setting
-import "../js/index.mjs" as JS
+import eu.ad5001.LogarithmPlotter.Common
 
 /*!
     \qmltype Preferences

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Setting/ExpressionEditor.qml

@@ -20,7 +20,7 @@ import QtQuick.Controls
 import QtQuick
 import Qt.labs.platform as Native
 import eu.ad5001.LogarithmPlotter.Popup 1.0 as P
-import "../js/index.mjs" as JS
+import eu.ad5001.LogarithmPlotter.Common
 
 
 /*!

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/Settings.qml

@@ -20,7 +20,7 @@ import QtQuick
 import QtQuick.Controls
 import eu.ad5001.LogarithmPlotter.Setting 1.0 as Setting
 import eu.ad5001.LogarithmPlotter.Popup 1.0 as Popup
-import "js/index.mjs" as JS
+import eu.ad5001.LogarithmPlotter.Common
 
 /*!
     \qmltype Settings

runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/qmldir

@@ -2,6 +2,4 @@ module eu.ad5001.LogarithmPlotter
 
 AppMenuBar 1.0 AppMenuBar.qml
 LogGraphCanvas 1.0 LogGraphCanvas.qml
-PickLocationOverlay 1.0 PickLocationOverlay.qml
 Settings 1.0 Settings.qml
-ViewPositionChangeOverlay 1.0 ViewPositionChangeOverlay.qml

runtime-pyside6/LogarithmPlotter/util/config.py

@@ -28,7 +28,7 @@ DEFAULT_SETTINGS = {
     "reset_redo_stack": True,
     "last_install_greet": "0",
     "enable_latex": which("latex") is not None and which("dvipng") is not None,
-    "enable_latex_async": True,
+    "enable_latex_threaded": True,
     "expression_editor": {
         "autoclose": True,
         "colorize": True,

runtime-pyside6/LogarithmPlotter/util/debug.py

@@ -22,9 +22,9 @@ from os import path
 from re import compile
 
 CURRENT_PATH = path.dirname(path.realpath(__file__))
-SOURCEMAP_PATH = path.realpath(f"{CURRENT_PATH}/../qml/eu/ad5001/LogarithmPlotter/js/index.mjs.map")
+SOURCEMAP_PATH = path.realpath(f"{CURRENT_PATH}/../qml/eu/ad5001/LogarithmPlotter/Common/index.mjs.map")
 SOURCEMAP_INDEX = None
-INDEX_REG = compile(r"build\/runtime-pyside6\/LogarithmPlotter\/qml\/eu\/ad5001\/LogarithmPlotter\/js\/index.mjs:(\d+)")
+INDEX_REG = compile(r"build\/runtime-pyside6\/LogarithmPlotter\/qml\/eu\/ad5001\/LogarithmPlotter\/Common\/index.mjs:(\d+)")
 
 
 class LOG_COLORS:

runtime-pyside6/LogarithmPlotter/util/latex.py

@@ -91,7 +91,7 @@ class Latex(QObject):
 
     @Property(bool)
     def supportsAsyncRender(self) -> bool:
-        return config.getSetting("enable_latex_async")
+        return config.getSetting("enable_latex_threaded")
 
     @Slot(result=bool)
     def checkLatexInstallation(self) -> bool:
@@ -181,7 +181,6 @@ class Latex(QObject):
         """
         markup_hash, render_hash, export_path = self.create_export_path(latex_markup, font_size, color)
         if self.latexSupported and not path.exists(export_path + ".png"):
-            print("Rendering", latex_markup)
             # Generating file
             latex_path = path.join(self.tempdir, str(markup_hash))
             # If the formula is just recolored or the font is just changed, no need to recreate the DVI.

runtime-pyside6/LogarithmPlotter/util/promise.py

@@ -100,6 +100,7 @@ class PyPromise(QObject):
         Starts the thread that will run the promise.
         """
         if not self._started: # Avoid getting started twice.
+            print("Starting", self._runner.args)
             QThreadPool.globalInstance().start(self._runner)
             self._started = True
         
@@ -153,6 +154,7 @@ class PyPromise(QObject):
     def _fulfill(self, data):
         self._state = "fulfilled"
         no_return = [None, QJSValue.SpecialValue.UndefinedValue]
+        print("Finished", self._runner.args)
         for i in range(len(self._fulfills)):
             try:
                 result = self._fulfills[i](data)

scripts/build.sh

@@ -22,6 +22,10 @@
 DIR="$(cd -P "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 cd "$DIR/.." || exit 1
 
+BUILD_DIR="build/runtime-pyside6"
+BUILD_QML_DIR="$BUILD_DIR/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter"
+
+
 box() {
     len=${#1}
     echo "┌─$(printf '─%.0s' $(seq 1 "$len"))─┐"
@@ -30,20 +34,22 @@ box() {
 }
 
 rm -rf build
-mkdir -p build/runtime-pyside6
+mkdir -p "$BUILD_DIR"
 
 # Copy python
 box "Copying pyside6 python runtime..."
-cp -r runtime-pyside6/{setup.py,LogarithmPlotter} build/runtime-pyside6
+cp -r runtime-pyside6/{setup.py,LogarithmPlotter} "$BUILD_DIR"
 
 box "Building ecmascript modules..."
-mkdir -p build/runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js
-cd common && (npm run build || exit) && cd ..
+mkdir -p "$BUILD_QML_DIR/js"
+cd common && \
+    (npm run build || exit) && \
+    cd ..
 
 box "Building translations..."
 cd assets/i18n/ && (bash release.sh || exit) && cd ../../
-mkdir -p build/runtime-pyside6/LogarithmPlotter/i18n && cp assets/i18n/*.qm build/runtime-pyside6/LogarithmPlotter/i18n/
+mkdir -p "$BUILD_DIR/LogarithmPlotter/i18n" && cp assets/i18n/*.qm "$BUILD_DIR/LogarithmPlotter/i18n/"
 
 box "Building icons..."
-cp -r assets/icons build/runtime-pyside6/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/
-cp assets/logarithmplotter.svg build/runtime-pyside6/LogarithmPlotter/
+cp -r assets/icons "$BUILD_QML_DIR"
+cp assets/logarithmplotter.svg "$BUILD_DIR/LogarithmPlotter/"