Implementing modules requiring interfaces
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10 changed files with 312 additions and 131 deletions
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@ -212,8 +212,11 @@ Item {
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}
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Component.onCompleted: {
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Modules.History.history = historyObj
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Modules.History.themeTextColor = sysPalette.windowText
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Modules.History.imageDepth = Screen.devicePixelRatio
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Modules.History.initialize({
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historyObj,
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themeTextColor: sysPalette.windowText.toString(),
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imageDepth: Screen.devicePixelRatio,
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fontSize: 14
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})
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}
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}
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@ -120,12 +120,6 @@ Canvas {
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*/
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property bool showygrad: false
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/*!
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\qmlproperty int LogGraphCanvas::maxgradx
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Max power of the logarithmic scaled on the x axis in logarithmic mode.
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*/
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property int maxgradx: 90
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/*!
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\qmlproperty var LogGraphCanvas::imageLoaders
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Dictionary of format {image: [callback.image data]} containing data for defered image loading.
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@ -139,7 +133,7 @@ Canvas {
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Component.onCompleted: {
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imageLoaders = {}
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Modules.Canvas.initialize(canvas, drawingErrorDialog)
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Modules.Canvas.initialize({ canvas, drawingErrorDialog })
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}
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Native.MessageDialog {
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@ -128,7 +128,7 @@ ScrollView {
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property string saveFilename: ""
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Component.onCompleted: {
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Modules.IO.initialize(root, settings, alert)
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Modules.IO.initialize({ root, settings, alert })
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}
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Column {
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@ -24,23 +24,53 @@ import Objects from "./objects.mjs"
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import History from "./history.mjs"
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/**
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* @typedef {Settings} Canvas
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* @property {object} imageLoaders
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* @property {function()} requestPaint
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* @property {function(string)} getContext
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* @property {function(rect)} markDirty
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* @property {function(string)} loadImage
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*/
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class CanvasAPI extends Module {
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constructor() {
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super('Canvas', [
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Modules.Objects,
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Modules.History
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])
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super("Canvas", {
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canvas: {
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width: "number",
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height: "number",
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xmin: "number",
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ymax: "number",
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xzoom: "number",
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yzoom: "number",
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xaxisstep: "number",
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yaxisstep: "number",
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xlabel: "string",
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ylabel: "string",
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linewidth: "number",
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textsize: "number",
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logscalex: "boolean",
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showxgrad: "boolean",
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showygrad: "boolean",
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imageLoaders: "object",
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getContext: Function,
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markDirty: Function,
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loadImage: Function,
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requestPaint: Function,
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},
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drawingErrorDialog: {
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showDialog: Function,
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}
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})
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/** @type {HTMLCanvasElement} */
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/** @type {Canvas} */
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this._canvas = null
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/** @type {CanvasRenderingContext2D} */
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this._ctx = null
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/**
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* @type {Object}
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* @property {function(string, string, string)} showDialog
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* @type {{showDialog(string, string, string)}}
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* @private
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*/
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this._drawingErrorDialog = null
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@ -62,86 +92,132 @@ class CanvasAPI extends Module {
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}
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}
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initialize(canvasObject, drawingErrorDialog) {
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this._canvas = canvasObject
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/**
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* Initialize the module.
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* @param {Canvas} canvas
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* @param {{showDialog(string, string, string)}} drawingErrorDialog
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*/
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initialize({ canvas, drawingErrorDialog }) {
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super.initialize({ canvas, drawingErrorDialog })
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this._canvas = canvas
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this._drawingErrorDialog = drawingErrorDialog
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}
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get width() { return this._canvas.width }
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get width() {
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if(!this.initialized) throw new Error("Attempting width before initialize!")
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return this._canvas.width
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}
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get height() { return this._canvas.height }
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get height() {
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if(!this.initialized) throw new Error("Attempting height before initialize!")
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return this._canvas.height
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}
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/**
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* Minimum x of the diagram, provided from settings.
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* @returns {number}
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*/
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get xmin() { return this._canvas.xmin }
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get xmin() {
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if(!this.initialized) throw new Error("Attempting xmin before initialize!")
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return this._canvas.xmin
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}
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/**
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* Zoom on the x-axis of the diagram, provided from settings.
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* @returns {number}
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*/
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get xzoom() { return this._canvas.xzoom }
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get xzoom() {
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if(!this.initialized) throw new Error("Attempting xzoom before initialize!")
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return this._canvas.xzoom
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}
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/**
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* Maximum y of the diagram, provided from settings.
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* @returns {number}
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*/
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get ymax() { return this._canvas.ymax }
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get ymax() {
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if(!this.initialized) throw new Error("Attempting ymax before initialize!")
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return this._canvas.ymax
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}
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/**
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* Zoom on the y-axis of the diagram, provided from settings.
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* @returns {number}
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*/
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get yzoom() { return this._canvas.yzoom }
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get yzoom() {
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if(!this.initialized) throw new Error("Attempting yzoom before initialize!")
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return this._canvas.yzoom
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}
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/**
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* Label used on the x-axis, provided from settings.
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* @returns {string}
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*/
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get xlabel() { return this._canvas.xlabel }
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get xlabel() {
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if(!this.initialized) throw new Error("Attempting xlabel before initialize!")
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return this._canvas.xlabel
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}
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/**
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* Label used on the y-axis, provided from settings.
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* @returns {string}
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*/
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get ylabel() { return this._canvas.ylabel }
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get ylabel() {
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if(!this.initialized) throw new Error("Attempting ylabel before initialize!")
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return this._canvas.ylabel
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}
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/**
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* Width of lines that will be drawn into the canvas, provided from settings.
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* @returns {number}
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*/
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get linewidth() { return this._canvas.linewidth }
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get linewidth() {
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if(!this.initialized) throw new Error("Attempting linewidth before initialize!")
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return this._canvas.linewidth
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}
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/**
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* Font size of the text that will be drawn into the canvas, provided from settings.
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* @returns {number}
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*/
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get textsize() { return this._canvas.textsize }
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get textsize() {
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if(!this.initialized) throw new Error("Attempting textsize before initialize!")
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return this._canvas.textsize
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}
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/**
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* True if the canvas should be in logarithmic mode, false otherwise.
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* @returns {boolean}
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*/
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get logscalex() { return this._canvas.logscalex }
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get logscalex() {
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if(!this.initialized) throw new Error("Attempting logscalex before initialize!")
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return this._canvas.logscalex
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}
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/**
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* True if the x graduation should be shown, false otherwise.
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* @returns {boolean}
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*/
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get showxgrad() { return this._canvas.showxgrad }
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get showxgrad() {
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if(!this.initialized) throw new Error("Attempting showxgrad before initialize!")
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return this._canvas.showxgrad
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}
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/**
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* True if the y graduation should be shown, false otherwise.
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* @returns {boolean}
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*/
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get showygrad() { return this._canvas.showygrad }
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get showygrad() {
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if(!this.initialized) throw new Error("Attempting showygrad before initialize!")
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return this._canvas.showygrad
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}
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/**
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* Max power of the logarithmic scaled on the x axis in logarithmic mode.
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* @returns {number}
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*/
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get maxgradx() {
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if(!this.initialized) throw new Error("Attempting maxgradx before initialize!")
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return Math.min(
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309, // 10e309 = Infinity (beyond this land be dragons)
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Math.max(
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@ -156,6 +232,7 @@ class CanvasAPI extends Module {
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//
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requestPaint() {
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if(!this.initialized) throw new Error("Attempting requestPaint before initialize!")
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this._canvas.requestPaint()
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}
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@ -163,6 +240,7 @@ class CanvasAPI extends Module {
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* Redraws the entire canvas
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*/
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redraw() {
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if(!this.initialized) throw new Error("Attempting redraw before initialize!")
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this._ctx = this._canvas.getContext("2d")
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this._computeAxes()
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this._reset()
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@ -282,7 +360,7 @@ class CanvasAPI extends Module {
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// Axis graduation labels
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this._ctx.font = `${this.textsize - 4}px sans-serif`
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let txtMinus = this._ctx.measureText('-').width
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let txtMinus = this._ctx.measureText("-").width
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if(this.showxgrad) {
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if(this.logscalex) {
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for(let xpow = -this.maxgradx; xpow <= this.maxgradx; xpow += 1) {
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@ -293,21 +371,21 @@ class CanvasAPI extends Module {
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} else {
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for(let x = 1; x < this.axesSteps.x.maxDraw; x += 1) {
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let drawX = x * this.axesSteps.x.value
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let txtX = this.axesSteps.x.expression.simplify(x).toString().replace(/^\((.+)\)$/, '$1')
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let txtX = this.axesSteps.x.expression.simplify(x).toString().replace(/^\((.+)\)$/, "$1")
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let textHeight = this.measureText(txtX).height
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this.drawVisibleText(txtX, this.x2px(drawX) - 4, axisxpx + this.textsize / 2 + textHeight)
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this.drawVisibleText('-'+txtX, this.x2px(-drawX)-4, axisxpx+this.textsize/2+textHeight)
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this.drawVisibleText("-" + txtX, this.x2px(-drawX) - 4, axisxpx + this.textsize / 2 + textHeight)
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}
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}
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}
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if(this.showygrad) {
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for(let y = 0; y < this.axesSteps.y.maxDraw; y += 1) {
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let drawY = y * this.axesSteps.y.value
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let txtY = this.axesSteps.y.expression.simplify(y).toString().replace(/^\((.+)\)$/, '$1')
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let txtY = this.axesSteps.y.expression.simplify(y).toString().replace(/^\((.+)\)$/, "$1")
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textWidth = this._ctx.measureText(txtY).width
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this.drawVisibleText(txtY, axisypx - 6 - textWidth, this.y2px(drawY) + 4 + (10 * (y === 0)))
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if(y !== 0)
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this.drawVisibleText('-'+txtY, axisypx-6-textWidth-txtMinus, this.y2px(-drawY)+4)
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this.drawVisibleText("-" + txtY, axisypx - 6 - textWidth - txtMinus, this.y2px(-drawY) + 4)
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}
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}
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this._ctx.fillStyle = "#FFFFFF"
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@ -363,7 +441,7 @@ class CanvasAPI extends Module {
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* @param {number} height
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*/
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drawVisibleImage(image, x, y, width, height) {
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this._canvas.markDirty(Qt.rect(x, y, width, height));
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this._canvas.markDirty(Qt.rect(x, y, width, height))
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this._ctx.drawImage(image, x, y, width, height)
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}
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@ -380,7 +458,7 @@ class CanvasAPI extends Module {
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theight += defaultHeight
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if(this._ctx.measureText(txt).width > twidth) twidth = this._ctx.measureText(txt).width
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}
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return {'width': twidth, 'height': theight}
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return { "width": twidth, "height": theight }
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}
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/**
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@ -448,10 +526,10 @@ class CanvasAPI extends Module {
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* @param {number} y2
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*/
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drawLine(x1, y1, x2, y2) {
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this._ctx.beginPath();
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this._ctx.moveTo(x1, y1);
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this._ctx.lineTo(x2, y2);
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this._ctx.stroke();
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this._ctx.beginPath()
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this._ctx.moveTo(x1, y1)
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this._ctx.lineTo(x2, y2)
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this._ctx.stroke()
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}
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/**
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@ -463,9 +541,9 @@ class CanvasAPI extends Module {
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* @param {number} dashPxSize
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*/
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drawDashedLine(x1, y1, x2, y2, dashPxSize = 6) {
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this._ctx.setLineDash([dashPxSize/2, dashPxSize]);
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this._ctx.setLineDash([dashPxSize / 2, dashPxSize])
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this.drawLine(x1, y1, x2, y2)
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this._ctx.setLineDash([]);
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this._ctx.setLineDash([])
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}
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/**
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@ -496,8 +574,13 @@ class CanvasAPI extends Module {
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// Context methods
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//
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get font() { return this._ctx.font }
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set font(value) { return this._ctx.font = value }
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get font() {
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return this._ctx.font
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}
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set font(value) {
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return this._ctx.font = value
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}
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/**
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* Draws an act on the canvas centered on a point.
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@ -521,9 +604,9 @@ class CanvasAPI extends Module {
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* @param {number} radius
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*/
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disc(x, y, radius) {
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this._ctx.beginPath();
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this._ctx.beginPath()
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this._ctx.arc(x, y, radius, 0, 2 * Math.PI)
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this._ctx.fill();
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this._ctx.fill()
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}
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/**
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@ -24,22 +24,44 @@ export class Module {
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/**
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*
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* @param {string} name - Name of the API
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* @param {(Module|undefined)[]} requires - List of APIs required to initialize this one.
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* @param {Object.<string, (Object.<string, string|object>|string[]|string|object)>} initializationParameters - List of parameters for the initialize function.
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*/
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constructor(name, requires = []) {
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constructor(name, initializationParameters = {}) {
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console.log(`Loading module ${name}...`)
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this.__check_requirements(requires, name)
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this.__name = name
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this.__initializationParameters = initializationParameters
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this.initialized = false
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}
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/**
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* Checks if all requirements are defined.
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* @param {(Module|undefined)[]} requires
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* @param {string} name
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* @param {Object.<string, any>} options
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*/
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__check_requirements(requires, name) {
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for(let requirement of requires) {
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if(requirement === undefined)
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throw new Error(`Requirement ${requires.indexOf(requirement)} of ${name} has not been initialized.`)
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}
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initialize(options) {
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if(this.initialized)
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throw new Error(`Cannot reinitialize module ${this.__name}.`)
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for(const [name, value] of Object.entries(this.__initializationParameters)) {
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if(!options.hasOwnProperty(name))
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throw new Error(`Option '${name}' of initialize of module ${this.__name} does not exist.`)
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if(typeof value === "object") {
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if(value instanceof Array)
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for(const k in value)
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if(!options[name].hasOwnProperty(k))
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throw new Error(`Option '${name}' of initialize of module ${this.__name} does not have the property '${k}'.`)
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else
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for(const [k, v] in Object.entries(value)) {
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if(!options[name].hasOwnProperty(k))
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throw new Error(`Option '${name} of initialize of module ${this.__name} does not have the property '${k}'.`)
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else if(typeof (v) === "string" && typeof (options[name][k]) !== v)
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throw new Error(`Property '${k}' of initialize option ${name} of module ${this.__name}'s type is not '${v}'.`)
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else if(typeof (v) === "object" && !(options[name][k] instanceof v))
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throw new Error(`Property '${k}' of initialize option ${name} of module ${this.__name} is not a '${v}'.`)
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}
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} else if(typeof value === "string" && typeof options[name] !== value)
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throw new Error(`Option '${name}' of initialize of module ${this.__name} is not a '${value}' (${typeof options[name]}).`)
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}
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this.initialized = true
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}
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}
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@ -36,10 +36,7 @@ const evalVariables = {
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export class ExprParserAPI extends Module {
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constructor() {
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super("ExprParser", [
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/** @type {ObjectsAPI} */
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Modules.Objects
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])
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super("ExprParser")
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this.currentVars = {}
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this._parser = new Parser()
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@ -22,22 +22,64 @@ import Latex from "./latex.mjs"
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class HistoryAPI extends Module {
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constructor() {
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super('History', [
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Modules.Latex
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])
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super("History", {
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historyObj: {
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undo: Function,
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redo: Function,
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clear: Function,
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addToHistory: Function,
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unserialize: Function,
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serialize: Function
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},
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themeTextColor: "string",
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imageDepth: "number",
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fontSize: "number"
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})
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// History QML object
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this.history = null;
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this.themeTextColor = "#ff0000";
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this.imageDepth = 2;
|
||||
this.fontSize = 14;
|
||||
this.history = null
|
||||
this.themeTextColor = "#FF0000"
|
||||
this.imageDepth = 2
|
||||
this.fontSize = 28
|
||||
}
|
||||
|
||||
undo() { this.history.undo() }
|
||||
redo() { this.history.redo() }
|
||||
clear() { this.history.clear() }
|
||||
addToHistory(action) { this.history.addToHistory(action) }
|
||||
unserialize(...data) { this.history.unserialize(...data) }
|
||||
serialize() { return this.history.serialize() }
|
||||
initialize({ historyObj, themeTextColor, imageDepth, fontSize }) {
|
||||
super.initialize({ historyObj, themeTextColor, imageDepth, fontSize })
|
||||
console.log("Initializing history...")
|
||||
this.history = historyObj
|
||||
this.themeTextColor = themeTextColor
|
||||
this.imageDepth = imageDepth
|
||||
this.fontSize = fontSize
|
||||
}
|
||||
|
||||
undo() {
|
||||
if(!this.initialized) throw new Error("Attempting undo before initialize!")
|
||||
this.history.undo()
|
||||
}
|
||||
|
||||
redo() {
|
||||
if(!this.initialized) throw new Error("Attempting redo before initialize!")
|
||||
this.history.redo()
|
||||
}
|
||||
|
||||
clear() {
|
||||
if(!this.initialized) throw new Error("Attempting clear before initialize!")
|
||||
this.history.clear()
|
||||
}
|
||||
|
||||
addToHistory(action) {
|
||||
if(!this.initialized) throw new Error("Attempting addToHistory before initialize!")
|
||||
this.history.addToHistory(action)
|
||||
}
|
||||
|
||||
unserialize(...data) {
|
||||
if(!this.initialized) throw new Error("Attempting unserialize before initialize!")
|
||||
this.history.unserialize(...data)
|
||||
}
|
||||
|
||||
serialize() {
|
||||
if(!this.initialized) throw new Error("Attempting serialize before initialize!")
|
||||
return this.history.serialize()
|
||||
}
|
||||
}
|
||||
|
||||
/** @type {HistoryAPI} */
|
||||
|
|
|
|||
|
|
@ -21,13 +21,55 @@ import Objects from "./objects.mjs"
|
|||
import History from "./history.mjs"
|
||||
import Canvas from "./canvas.mjs"
|
||||
|
||||
/**
|
||||
* @typedef Settings
|
||||
* @property {number} width
|
||||
* @property {number} height
|
||||
* @property {number} xmin
|
||||
* @property {number} ymax
|
||||
* @property {number} xzoom
|
||||
* @property {number} yzoom
|
||||
* @property {number} xaxisstep
|
||||
* @property {number} yaxisstep
|
||||
* @property {string} xlabel
|
||||
* @property {string} ylabel
|
||||
* @property {number} linewidth
|
||||
* @property {number} textsize
|
||||
* @property {boolean} logscalex
|
||||
* @property {boolean} showxgrad
|
||||
* @property {boolean} showygrad
|
||||
*/
|
||||
|
||||
class IOAPI extends Module {
|
||||
|
||||
constructor() {
|
||||
super("IO", [
|
||||
Modules.Objects,
|
||||
Modules.History
|
||||
])
|
||||
super("IO", {
|
||||
root: {
|
||||
width: "number",
|
||||
height: "number",
|
||||
updateObjectsLists: Function,
|
||||
},
|
||||
alert: {
|
||||
show: Function
|
||||
},
|
||||
settings: {
|
||||
width: "number",
|
||||
height: "number",
|
||||
xmin: "number",
|
||||
ymax: "number",
|
||||
xzoom: "number",
|
||||
yzoom: "number",
|
||||
xaxisstep: "number",
|
||||
yaxisstep: "number",
|
||||
xlabel: "string",
|
||||
ylabel: "string",
|
||||
linewidth: "number",
|
||||
textsize: "number",
|
||||
logscalex: "boolean",
|
||||
showxgrad: "boolean",
|
||||
showygrad: "boolean"
|
||||
}
|
||||
})
|
||||
/**
|
||||
* Path of the currently opened file. Empty if no file is opened.
|
||||
* @type {string}
|
||||
|
|
@ -37,12 +79,13 @@ class IOAPI extends Module {
|
|||
|
||||
/**
|
||||
* Initializes module with QML elements.
|
||||
* @param {{width: number, height: number, updateObjectsLists: function()}} rootElement
|
||||
* @param {{width: number, height: number, updateObjectsLists: function()}} root
|
||||
* @param {Settings} settings
|
||||
* @param {{show: function(string)}} alert
|
||||
*/
|
||||
initialize(rootElement, settings, alert) {
|
||||
this.rootElement = rootElement
|
||||
initialize({ root, settings, alert }) {
|
||||
super.initialize({ root, settings, alert })
|
||||
this.rootElement = root
|
||||
this.settings = settings
|
||||
this.alert = alert
|
||||
}
|
||||
|
|
@ -52,6 +95,7 @@ class IOAPI extends Module {
|
|||
* @param {string} filename
|
||||
*/
|
||||
saveDiagram(filename) {
|
||||
if(!this.initialized) throw new Error("Attempting saveDiagram before initialize!")
|
||||
// Add extension if necessary
|
||||
if(["lpf"].indexOf(filename.split(".")[filename.split(".").length - 1]) === -1)
|
||||
filename += ".lpf"
|
||||
|
|
@ -93,11 +137,13 @@ class IOAPI extends Module {
|
|||
* @param {string} filename
|
||||
*/
|
||||
loadDiagram(filename) {
|
||||
if(!this.initialized) throw new Error("Attempting loadDiagram before initialize!")
|
||||
if(!History.initialized) throw new Error("Attempting loadDiagram before history is initialized!")
|
||||
let basename = filename.split("/").pop()
|
||||
this.alert.show(qsTranslate("io", "Loading file '%1'.").arg(basename))
|
||||
let data = JSON.parse(Helper.load(filename))
|
||||
let error = ""
|
||||
if(Object.keys(data).includes("type") && data["type"] === "logplotv1") {
|
||||
if(data.hasOwnProperty("type") && data["type"] === "logplotv1") {
|
||||
History.clear()
|
||||
// Importing settings
|
||||
this.settings.saveFilename = filename
|
||||
|
|
@ -129,7 +175,7 @@ class IOAPI extends Module {
|
|||
// Another way would be to change the reference as well, but I feel like the code would be less clean.
|
||||
}
|
||||
for(let objType in data["objects"]) {
|
||||
if(Object.keys(Objects.types).indexOf(objType) > -1) {
|
||||
if(Object.keys(Objects.types).includes(objType)) {
|
||||
Objects.currentObjects[objType] = []
|
||||
for(let objData of data["objects"][objType]) {
|
||||
/** @type {DrawableObject} */
|
||||
|
|
@ -157,7 +203,7 @@ class IOAPI extends Module {
|
|||
}
|
||||
if(error !== "") {
|
||||
console.log(error)
|
||||
this.alert.show(qsTranslate("io", "Could not save file: ") + error)
|
||||
this.alert.show(qsTranslate("io", "Could not load file: ") + error)
|
||||
// TODO: Error handling
|
||||
return
|
||||
}
|
||||
|
|
|
|||
|
|
@ -58,10 +58,7 @@ class LatexRenderResult {
|
|||
|
||||
class LatexAPI extends Module {
|
||||
constructor() {
|
||||
super("Latex", [
|
||||
/** @type {ExprParserAPI} */
|
||||
Modules.ExprParser
|
||||
])
|
||||
super("Latex")
|
||||
/**
|
||||
* true if latex has been enabled by the user, false otherwise.
|
||||
*/
|
||||
|
|
|
|||
|
|
@ -22,10 +22,7 @@ import DefaultGraph from "../preferences/default.mjs"
|
|||
|
||||
class PreferencesAPI extends Module {
|
||||
constructor() {
|
||||
super('Preferences', [
|
||||
Modules.Canvas,
|
||||
Modules.Latex
|
||||
])
|
||||
super('Preferences')
|
||||
|
||||
this.categories = {
|
||||
[QT_TRANSLATE_NOOP('settingCategory', 'general')]: General,
|
||||
|
|
|
|||
Loading…
Reference in a new issue