Switching a lot of stuff to new Settings module
+ Fixing a bug that did not load the showygrad setting properly.
This commit is contained in:
parent
f4920aadb6
commit
d1ac70a946
GPG key ID:
EF45F9C6AFE20160
11 changed files with 148 additions and 229 deletions
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@ -38,7 +38,7 @@ export class BaseEvent {
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export class BaseEventEmitter {
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static emits = []
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/** @type {Record<string, function[]>} */
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/** @type {Record<string, Set<function>>} */
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#listeners = {}
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constructor() {
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@ -54,7 +54,7 @@ export class BaseEventEmitter {
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* @param {function(BaseEvent)} eventListener - The function to be called back when the event is emitted.
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*/
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addEventListener(eventType, eventListener) {
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if(!this.emits.includes(eventType)) {
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if(!this.constructor.emits.includes(eventType)) {
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const className = this.constructor.name
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const eventTypes = this.constructor.emits.join(", ")
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throw new Error(`Cannot listen to unknown event ${eventType} in class ${className}. ${className} only emits: ${eventTypes}`)
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@ -71,7 +71,7 @@ export class BaseEventEmitter {
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* @returns {boolean} True if the listener was removed, false if it was not found.
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*/
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removeEventListener(eventType, eventListener) {
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if(!this.emits.includes(eventType)) {
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if(!this.constructor.emits.includes(eventType)) {
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const className = this.constructor.name
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const eventTypes = this.constructor.emits.join(", ")
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throw new Error(`Cannot listen to unknown event ${eventType} in class ${className}. ${className} only emits: ${eventTypes}`)
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@ -88,8 +88,11 @@ export class BaseEventEmitter {
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emit(e) {
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if(!(e instanceof BaseEvent))
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throw new Error("Cannot emit non event object.")
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if(!this.emits.includes(e.name))
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throw new Error(`Cannot emit event '${e.name}' from class ${this.constructor.name}. ${this.constructor.name} can only emits: ${this.constructor.emits.join(", ")}.`)
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if(!this.constructor.emits.includes(e.name)) {
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const className = this.constructor.name
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const eventTypes = this.constructor.emits.join(", ")
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throw new Error(`Cannot emit event '${e.name}' from class ${className}. ${className} can only emit: ${eventTypes}`)
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}
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for(const listener of this.#listeners[e.name])
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listener(e)
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}
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@ -23,6 +23,7 @@ import { Expression } from "../math/index.mjs"
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import Latex from "./latex.mjs"
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import Objects from "./objects.mjs"
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import History from "./history.mjs"
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import Settings from "./settings.mjs"
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class CanvasAPI extends Module {
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/** @type {CanvasInterface} */
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@ -84,7 +85,7 @@ class CanvasAPI extends Module {
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*/
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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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return Settings.xmin
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}
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/**
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@ -93,7 +94,7 @@ class CanvasAPI extends Module {
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*/
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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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return Settings.xzoom
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}
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/**
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@ -102,7 +103,7 @@ class CanvasAPI extends Module {
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*/
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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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return Settings.ymax
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}
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/**
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@ -111,7 +112,7 @@ class CanvasAPI extends Module {
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*/
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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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return Settings.yzoom
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}
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/**
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@ -120,7 +121,7 @@ class CanvasAPI extends Module {
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*/
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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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return Settings.xlabel
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}
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/**
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@ -129,7 +130,7 @@ class CanvasAPI extends Module {
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*/
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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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return Settings.ylabel
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}
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/**
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@ -138,7 +139,7 @@ class CanvasAPI extends Module {
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*/
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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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return Settings.linewidth
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}
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/**
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@ -147,7 +148,7 @@ class CanvasAPI extends Module {
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*/
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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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return Settings.textsize
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}
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/**
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@ -156,7 +157,7 @@ class CanvasAPI extends Module {
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*/
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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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return Settings.logscalex
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}
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/**
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@ -165,7 +166,7 @@ class CanvasAPI extends Module {
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*/
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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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return Settings.showxgrad
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}
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/**
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@ -174,7 +175,7 @@ class CanvasAPI extends Module {
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*/
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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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return Settings.showygrad
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}
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/**
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@ -237,9 +238,9 @@ class CanvasAPI extends Module {
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* @private
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*/
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_computeAxes() {
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let exprY = new Expression(`x*(${this.#canvas.yaxisstep})`)
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let exprY = new Expression(`x*(${Settings.yaxisstep})`)
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let y1 = exprY.execute(1)
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let exprX = new Expression(`x*(${this.#canvas.xaxisstep})`)
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let exprX = new Expression(`x*(${Settings.xaxisstep})`)
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let x1 = exprX.execute(1)
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this.axesSteps = {
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x: {
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@ -17,6 +17,7 @@
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*/
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import Objects from "./objects.mjs"
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import Settings from "./settings.mjs"
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import ExprParser from "./expreval.mjs"
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import Latex from "./latex.mjs"
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import History from "./history.mjs"
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@ -26,6 +27,7 @@ import Preferences from "./preferences.mjs"
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export default {
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Objects,
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Settings,
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ExprParser,
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Latex,
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History,
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@ -78,7 +78,7 @@ export class SettingsInterface extends Interface {
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showygrad = BOOLEAN
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}
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export class CanvasInterface extends SettingsInterface {
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export class CanvasInterface extends Interface {
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imageLoaders = OBJECT
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/** @type {function(string): CanvasRenderingContext2D} */
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getContext = FUNCTION
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@ -20,22 +20,20 @@ import { Module } from "./common.mjs"
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import Objects from "./objects.mjs"
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import History from "./history.mjs"
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import Canvas from "./canvas.mjs"
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import Settings from "./settings.mjs"
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import { DialogInterface, RootInterface, SettingsInterface } from "./interface.mjs"
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class IOAPI extends Module {
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/** @type {RootInterface} */
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#rootElement
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/** @type {SettingsInterface} */
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#settings
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/** @type {{show: function(string)}} */
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#alert
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constructor() {
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super("IO", {
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alert: DialogInterface,
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root: RootInterface,
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settings: SettingsInterface
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root: RootInterface
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})
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/**
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* Path of the currently opened file. Empty if no file is opened.
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@ -47,13 +45,11 @@ class IOAPI extends Module {
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/**
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* Initializes module with QML elements.
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* @param {RootInterface} root
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* @param {SettingsInterface} settings
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* @param {{show: function(string)}} alert
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*/
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initialize({ root, settings, alert }) {
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super.initialize({ root, settings, alert })
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initialize({ root, alert }) {
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super.initialize({ root, alert })
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this.#rootElement = root
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this.#settings = settings
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this.#alert = alert
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}
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@ -75,19 +71,19 @@ class IOAPI extends Module {
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}
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}
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let settings = {
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"xzoom": this.#settings.xzoom,
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"yzoom": this.#settings.yzoom,
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"xmin": this.#settings.xmin,
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"ymax": this.#settings.ymax,
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"xaxisstep": this.#settings.xaxisstep,
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"yaxisstep": this.#settings.yaxisstep,
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"xaxislabel": this.#settings.xlabel,
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"yaxislabel": this.#settings.ylabel,
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"logscalex": this.#settings.logscalex,
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"linewidth": this.#settings.linewidth,
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"showxgrad": this.#settings.showxgrad,
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"showygrad": this.#settings.showygrad,
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"textsize": this.#settings.textsize,
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"xzoom": Settings.xzoom,
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"yzoom": Settings.yzoom,
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"xmin": Settings.xmin,
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"ymax": Settings.ymax,
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"xaxisstep": Settings.xaxisstep,
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"yaxisstep": Settings.yaxisstep,
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"xaxislabel": Settings.xlabel,
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"yaxislabel": Settings.ylabel,
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"logscalex": Settings.logscalex,
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"linewidth": Settings.linewidth,
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"showxgrad": Settings.showxgrad,
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"showygrad": Settings.showygrad,
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"textsize": Settings.textsize,
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"history": History.serialize(),
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"width": this.#rootElement.width,
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"height": this.#rootElement.height,
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@ -113,24 +109,24 @@ class IOAPI extends Module {
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if(data.hasOwnProperty("type") && data["type"] === "logplotv1") {
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History.clear()
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// Importing settings
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this.#settings.saveFilename = filename
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this.#settings.xzoom = parseFloat(data["xzoom"]) || 100
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this.#settings.yzoom = parseFloat(data["yzoom"]) || 10
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this.#settings.xmin = parseFloat(data["xmin"]) || 5 / 10
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this.#settings.ymax = parseFloat(data["ymax"]) || 24
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this.#settings.xaxisstep = data["xaxisstep"] || "4"
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this.#settings.yaxisstep = data["yaxisstep"] || "4"
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this.#settings.xlabel = data["xaxislabel"] || ""
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this.#settings.ylabel = data["yaxislabel"] || ""
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this.#settings.logscalex = data["logscalex"] === true
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Settings.set("saveFilename", filename, false)
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Settings.set("xzoom", parseFloat(data["xzoom"]) || 100, false)
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Settings.set("yzoom", parseFloat(data["yzoom"]) || 10, false)
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Settings.set("xmin", parseFloat(data["xmin"]) || 5 / 10, false)
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Settings.set("ymax", parseFloat(data["ymax"]) || 24, false)
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Settings.set("xaxisstep", data["xaxisstep"] || "4", false)
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Settings.set("yaxisstep", data["yaxisstep"] || "4", false)
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Settings.set("xlabel", data["xaxislabel"] || "", false)
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Settings.set("ylabel", data["yaxislabel"] || "", false)
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Settings.set("logscalex", data["logscalex"] === true, false)
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if("showxgrad" in data)
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this.#settings.showxgrad = data["showxgrad"]
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Settings.set("showxgrad", data["showxgrad"], false)
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if("showygrad" in data)
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this.#settings.textsize = data["showygrad"]
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Settings.set("showygrad", data["showygrad"], false)
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if("linewidth" in data)
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this.#settings.linewidth = data["linewidth"]
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Settings.set("linewidth", data["linewidth"], false)
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if("textsize" in data)
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this.#settings.textsize = data["textsize"]
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Settings.set("textsize", data["textsize"], false)
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this.#rootElement.height = parseFloat(data["height"]) || 500
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this.#rootElement.width = parseFloat(data["width"]) || 1000
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@ -18,6 +18,7 @@
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import { Module } from "./common.mjs"
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import { BaseEvent } from "../events.mjs"
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import { HelperInterface } from "./interface.mjs"
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/**
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@ -48,19 +49,20 @@ class SettingsAPI extends Module {
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static emits = ["changed"]
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#properties = new Map([
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['xzoom', 100],
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['yzoom', 10],
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['xmin', .5],
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['ymax', 25],
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['xaxisstep', "4"],
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['yaxisstep', "4"],
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['xlabel', ""],
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['ylabel', ""],
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['linewidth', 1],
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['textsize', 18],
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['logscalex', true],
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['showxgrad', true],
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['showygrad', true],
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["saveFilename", ""],
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["xzoom", 100],
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["yzoom", 10],
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["xmin", .5],
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["ymax", 25],
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["xaxisstep", "4"],
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["yaxisstep", "4"],
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["xlabel", ""],
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["ylabel", ""],
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["linewidth", 1],
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["textsize", 18],
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["logscalex", true],
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["showxgrad", true],
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["showygrad", true]
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])
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constructor() {
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@ -74,14 +76,14 @@ class SettingsAPI extends Module {
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// Initialize default values.
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for(const key of this.#properties.keys()) {
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switch(typeof this.#properties.get(key)) {
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case 'boolean':
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this.set(key, helper.getSettingBool(key), false)
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case "boolean":
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this.set(key, helper.getSettingBool("default_graph."+key), false)
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break
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case 'number':
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this.set(key, helper.getSettingInt(key), false)
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case "number":
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this.set(key, helper.getSettingInt("default_graph."+key), false)
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break
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case 'string':
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this.set(key, helper.getSetting(key), false)
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case "string":
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this.set(key, helper.getSetting("default_graph."+key), false)
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break
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}
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}
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@ -90,15 +92,19 @@ class SettingsAPI extends Module {
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/**
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* Sets a setting to a given value
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*
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* @param {string} property
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* @param {string|number|boolean} value
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* @param {boolean} byUser - Set to true if the user is at the origin of this change.
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*/
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set(property, value, byUser) {
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if(!this.#properties.has(property))
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if(!this.#properties.has(property)) {
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throw new Error(`Property ${property} is not a setting.`)
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}
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const oldValue = this.#properties.get(property)
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console.debug("Setting", property, "from", oldValue, "to", value, `(${typeof value}, ${byUser})`)
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const propType = typeof oldValue
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if(propType !== typeof value)
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throw new Error(`Value of ${property} must be a ${propType}.`)
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throw new Error(`Value of ${property} must be a ${propType} (${typeof value} provided).`)
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this.#properties.set(property, value)
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this.emit(new ChangedEvent(property, oldValue, value, byUser === true))
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}
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@ -107,67 +113,70 @@ class SettingsAPI extends Module {
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* Zoom on the x axis of the diagram.
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* @returns {number}
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*/
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get xzoom() { return this.#properties.get("xzoom"); }
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get xzoom() { return this.#properties.get("xzoom") }
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/**
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* Zoom on the y axis of the diagram.
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* @returns {number}
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*/
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get yzoom() { return this.#properties.get("yzoom"); }
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get yzoom() { return this.#properties.get("yzoom") }
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/**
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* Minimum x of the diagram.
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* @returns {number}
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*/
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get xmin() { return this.#properties.get("xmin"); }
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get xmin() { return this.#properties.get("xmin") }
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/**
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* Maximum y of the diagram.
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* @returns {number}
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*/
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get ymax() { return this.#properties.get("ymax"); }
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get ymax() { return this.#properties.get("ymax") }
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/**
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* Step of the x axis graduation (expression).
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* @note Only available in non-logarithmic mode.
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* @returns {string}
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*/
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get xaxisstep() { return this.#properties.get("xaxisstep"); }
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get xaxisstep() { return this.#properties.get("xaxisstep") }
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/**
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* Step of the y axis graduation (expression).
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* @returns {string}
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*/
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get yaxisstep() { return this.#properties.get("yaxisstep"); }
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get yaxisstep() { return this.#properties.get("yaxisstep") }
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/**
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* Label used on the x axis.
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* @returns {string}
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*/
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get xlabel() { return this.#properties.get("xlabel"); }
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get xlabel() { return this.#properties.get("xlabel") }
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/**
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* Label used on the y axis.
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* @returns {string}
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*/
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get ylabel() { return this.#properties.get("ylabel"); }
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get ylabel() { return this.#properties.get("ylabel") }
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/**
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* Width of lines that will be drawn into the canvas.
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* @returns {number}
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*/
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get linewidth() { return this.#properties.get("linewidth"); }
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get linewidth() { return this.#properties.get("linewidth") }
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/**
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* Font size of the text that will be drawn into the canvas.
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* @returns {number}
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*/
|
||||
get textsize() { return this.#properties.get("textsize"); }
|
||||
get textsize() { return this.#properties.get("textsize") }
|
||||
/**
|
||||
* true if the canvas should be in logarithmic mode, false otherwise.
|
||||
* @returns {boolean}
|
||||
*/
|
||||
get logscalex() { return this.#properties.get("logscalex"); }
|
||||
get logscalex() { return this.#properties.get("logscalex") }
|
||||
/**
|
||||
* true if the x graduation should be shown, false otherwise.
|
||||
* @returns {boolean}
|
||||
*/
|
||||
get showxgrad() { return this.#properties.get("showxgrad"); }
|
||||
get showxgrad() { return this.#properties.get("showxgrad") }
|
||||
/**
|
||||
* true if the y graduation should be shown, false otherwise.
|
||||
* @returns {boolean}
|
||||
*/
|
||||
get showygrad() { return this.#properties.get("showygrad"); }
|
||||
|
||||
get showygrad() { return this.#properties.get("showygrad") }
|
||||
}
|
||||
|
||||
Modules.Settings = Modules.Settings || new SettingsAPI()
|
||||
export default Modules.Settings
|
||||
|
||||
|
|
|
|||
|
|
@ -35,6 +35,19 @@ String.prototype.removeEnclosure = function() {
|
|||
return this.substring(1, this.length - 1)
|
||||
}
|
||||
|
||||
/**
|
||||
* Rounds to a certain number of decimal places.
|
||||
* From https://stackoverflow.com/a/48764436
|
||||
*
|
||||
* @param {number} decimalPlaces
|
||||
* @return {number}
|
||||
*/
|
||||
Number.prototype.toDecimalPrecision = function(decimalPlaces = 0) {
|
||||
const p = Math.pow(10, decimalPlaces);
|
||||
const n = (this * p) * (1 + Number.EPSILON);
|
||||
return Math.round(n) / p;
|
||||
}
|
||||
|
||||
const powerpos = {
|
||||
"-": "⁻",
|
||||
"+": "⁺",
|
||||
|
|
|
|||
|
|
@ -30,104 +30,15 @@ import Qt.labs.platform as Native
|
|||
*/
|
||||
Canvas {
|
||||
id: canvas
|
||||
anchors.top: separator.bottom
|
||||
anchors.top: parent.top
|
||||
anchors.left: parent.left
|
||||
height: parent.height - 90
|
||||
width: parent.width
|
||||
|
||||
/*!
|
||||
\qmlproperty double LogGraphCanvas::xmin
|
||||
Minimum x of the diagram, provided from settings.
|
||||
\sa Settings
|
||||
*/
|
||||
property double xmin: 0
|
||||
/*!
|
||||
\qmlproperty double LogGraphCanvas::ymax
|
||||
Maximum y of the diagram, provided from settings.
|
||||
\sa Settings
|
||||
*/
|
||||
property double ymax: 0
|
||||
/*!
|
||||
\qmlproperty double LogGraphCanvas::xzoom
|
||||
Zoom on the x axis of the diagram, provided from settings.
|
||||
\sa Settings
|
||||
*/
|
||||
property double xzoom: 10
|
||||
/*!
|
||||
\qmlproperty double LogGraphCanvas::yzoom
|
||||
Zoom on the y axis of the diagram, provided from settings.
|
||||
\sa Settings
|
||||
*/
|
||||
property double yzoom: 10
|
||||
/*!
|
||||
\qmlproperty string LogGraphCanvas::xaxisstep
|
||||
Step of the x axis graduation, provided from settings.
|
||||
\note: Only available in non-logarithmic mode.
|
||||
\sa Settings
|
||||
*/
|
||||
property string xaxisstep: "4"
|
||||
/*!
|
||||
\qmlproperty string LogGraphCanvas::yaxisstep
|
||||
Step of the y axis graduation, provided from settings.
|
||||
\sa Settings
|
||||
*/
|
||||
property string yaxisstep: "4"
|
||||
/*!
|
||||
\qmlproperty string LogGraphCanvas::xlabel
|
||||
Label used on the x axis, provided from settings.
|
||||
\sa Settings
|
||||
*/
|
||||
property string xlabel: ""
|
||||
/*!
|
||||
\qmlproperty string LogGraphCanvas::ylabel
|
||||
Label used on the y axis, provided from settings.
|
||||
\sa Settings
|
||||
*/
|
||||
property string ylabel: ""
|
||||
/*!
|
||||
\qmlproperty double LogGraphCanvas::linewidth
|
||||
Width of lines that will be drawn into the canvas, provided from settings.
|
||||
\sa Settings
|
||||
*/
|
||||
property double linewidth: 1
|
||||
/*!
|
||||
\qmlproperty double LogGraphCanvas::textsize
|
||||
Font size of the text that will be drawn into the canvas, provided from settings.
|
||||
\sa Settings
|
||||
*/
|
||||
property double textsize: 14
|
||||
/*!
|
||||
\qmlproperty bool LogGraphCanvas::logscalex
|
||||
true if the canvas should be in logarithmic mode, false otherwise.
|
||||
Provided from settings.
|
||||
\sa Settings
|
||||
*/
|
||||
property bool logscalex: false
|
||||
/*!
|
||||
\qmlproperty bool LogGraphCanvas::showxgrad
|
||||
true if the x graduation should be shown, false otherwise.
|
||||
Provided from settings.
|
||||
\sa Settings
|
||||
*/
|
||||
property bool showxgrad: false
|
||||
/*!
|
||||
\qmlproperty bool LogGraphCanvas::showygrad
|
||||
true if the y graduation should be shown, false otherwise.
|
||||
Provided from settings.
|
||||
\sa Settings
|
||||
*/
|
||||
property bool showygrad: false
|
||||
|
||||
/*!
|
||||
\qmlproperty var LogGraphCanvas::imageLoaders
|
||||
Dictionary of format {image: [callback.image data]} containing data for defered image loading.
|
||||
*/
|
||||
property var imageLoaders: {}
|
||||
/*!
|
||||
\qmlproperty var LogGraphCanvas::ctx
|
||||
Cache for the 2D context so that it may be used asynchronously.
|
||||
*/
|
||||
property var ctx
|
||||
|
||||
Component.onCompleted: {
|
||||
imageLoaders = {}
|
||||
|
|
@ -155,7 +66,7 @@ Canvas {
|
|||
Object.keys(imageLoaders).forEach((key) => {
|
||||
if(isImageLoaded(key)) {
|
||||
// Calling callback
|
||||
imageLoaders[key][0](canvas, ctx, imageLoaders[key][1])
|
||||
imageLoaders[key][0](imageLoaders[key][1])
|
||||
delete imageLoaders[key]
|
||||
}
|
||||
})
|
||||
|
|
|
|||
|
|
@ -145,20 +145,6 @@ ApplicationWindow {
|
|||
width: sidebar.inPortrait ? parent.width : parent.width - sidebar.width//*sidebar.position
|
||||
x: sidebar.width//*sidebar.position
|
||||
|
||||
xmin: settings.xmin
|
||||
ymax: settings.ymax
|
||||
xzoom: settings.xzoom
|
||||
yzoom: settings.yzoom
|
||||
xlabel: settings.xlabel
|
||||
ylabel: settings.ylabel
|
||||
yaxisstep: settings.yaxisstep
|
||||
xaxisstep: settings.xaxisstep
|
||||
logscalex: settings.logscalex
|
||||
linewidth: settings.linewidth
|
||||
textsize: settings.textsize
|
||||
showxgrad: settings.showxgrad
|
||||
showygrad: settings.showygrad
|
||||
|
||||
property bool firstDrawDone: false
|
||||
|
||||
onPainted: if(!firstDrawDone) {
|
||||
|
|
|
|||
|
|
@ -175,17 +175,17 @@ Item {
|
|||
Icon {
|
||||
id: iconLabel
|
||||
anchors.top: parent.top
|
||||
anchors.topMargin: icon == "" ? 0 : 3
|
||||
source: control.visible && icon != "" ? "../icons/" + control.icon : ""
|
||||
anchors.topMargin: parent.icon == "" ? 0 : 3
|
||||
source: control.visible && parent.icon != "" ? "../icons/" + control.icon : ""
|
||||
width: height
|
||||
height: icon == "" || !visible ? 0 : 24
|
||||
height: parent.icon == "" || !visible ? 0 : 24
|
||||
color: sysPalette.windowText
|
||||
}
|
||||
|
||||
Label {
|
||||
id: labelItem
|
||||
anchors.left: iconLabel.right
|
||||
anchors.leftMargin: icon == "" ? 0 : 5
|
||||
anchors.leftMargin: parent.icon == "" ? 0 : 5
|
||||
anchors.top: parent.top
|
||||
height: parent.height
|
||||
width: Math.max(85, implicitWidth)
|
||||
|
|
@ -231,8 +231,8 @@ Item {
|
|||
onEditingFinished: {
|
||||
if(insertButton.focus || insertPopup.focus) return
|
||||
let value = text
|
||||
if(value != "" && value.toString() != defValue) {
|
||||
let expr = parse(value)
|
||||
if(value != "" && value.toString() != parent.defValue) {
|
||||
let expr = parent.parse(value)
|
||||
if(expr != null) {
|
||||
control.changed(expr)
|
||||
defValue = expr.toEditableString()
|
||||
|
|
@ -280,10 +280,10 @@ Item {
|
|||
acPopupContent.itemSelected = 0
|
||||
|
||||
|
||||
if(event.text in openAndCloseMatches && autoClosing) {
|
||||
if(event.text in parent.openAndCloseMatches && autoClosing) {
|
||||
let start = selectionStart
|
||||
insert(selectionStart, event.text)
|
||||
insert(selectionEnd, openAndCloseMatches[event.text])
|
||||
insert(selectionEnd, parent.openAndCloseMatches[event.text])
|
||||
cursorPosition = start+1
|
||||
event.accepted = true
|
||||
}
|
||||
|
|
|
|||
|
|
@ -17,8 +17,6 @@
|
|||
*/
|
||||
|
||||
import QtQuick
|
||||
import QtQuick.Controls
|
||||
import eu.ad5001.LogarithmPlotter.Setting 1.0 as Setting
|
||||
|
||||
/*!
|
||||
\qmltype ViewPositionChangeOverlay
|
||||
|
|
@ -81,7 +79,7 @@ Item {
|
|||
property int prevY
|
||||
/*!
|
||||
\qmlproperty double ViewPositionChangeOverlay::baseZoomMultiplier
|
||||
How much should the zoom be mutliplied/scrolled by for one scroll step (120° on the mouse wheel).
|
||||
How much should the zoom be multiplied/scrolled by for one scroll step (120° on the mouse wheel).
|
||||
*/
|
||||
property double baseZoomMultiplier: 0.1
|
||||
|
||||
|
|
@ -91,15 +89,15 @@ Item {
|
|||
cursorShape: pressed ? Qt.ClosedHandCursor : Qt.OpenHandCursor
|
||||
property int positionChangeTimer: 0
|
||||
|
||||
function updatePosition(deltaX, deltaY) {
|
||||
function updatePosition(deltaX, deltaY, isEnd) {
|
||||
const unauthorized = [NaN, Infinity, -Infinity]
|
||||
const xmin = (Modules.Canvas.px2x(Modules.Canvas.x2px(settingsInstance.xmin)-deltaX))
|
||||
const ymax = settingsInstance.ymax + deltaY/canvas.yzoom
|
||||
const xmin = (Modules.Canvas.px2x(Modules.Canvas.x2px(Modules.Settings.xmin)-deltaX))
|
||||
const ymax = Modules.Settings.ymax + deltaY/Modules.Settings.yzoom
|
||||
if(!unauthorized.includes(xmin))
|
||||
settingsInstance.xmin = xmin
|
||||
Modules.Settings.set("xmin", xmin, isEnd)
|
||||
if(!unauthorized.includes(ymax))
|
||||
settingsInstance.ymax = ymax.toFixed(4)
|
||||
settingsInstance.changed()
|
||||
Modules.Settings.set("ymax", ymax.toDecimalPrecision(6), isEnd)
|
||||
Modules.Canvas.requestPaint()
|
||||
parent.positionChanged(deltaX, deltaY)
|
||||
|
||||
}
|
||||
|
|
@ -113,9 +111,9 @@ Item {
|
|||
onPositionChanged: function(mouse) {
|
||||
positionChangeTimer++
|
||||
if(positionChangeTimer == 3) {
|
||||
let deltaX = mouse.x - prevX
|
||||
let deltaY = mouse.y - prevY
|
||||
updatePosition(deltaX, deltaY)
|
||||
let deltaX = mouse.x - parent.prevX
|
||||
let deltaY = mouse.y - parent.prevY
|
||||
updatePosition(deltaX, deltaY, false)
|
||||
prevX = mouse.x
|
||||
prevY = mouse.y
|
||||
positionChangeTimer = 0
|
||||
|
|
@ -123,35 +121,35 @@ Item {
|
|||
}
|
||||
|
||||
onReleased: function(mouse) {
|
||||
let deltaX = mouse.x - prevX
|
||||
let deltaY = mouse.y - prevY
|
||||
updatePosition(deltaX, deltaY)
|
||||
let deltaX = mouse.x - parent.prevX
|
||||
let deltaY = mouse.y - parent.prevY
|
||||
updatePosition(deltaX, deltaY, true)
|
||||
parent.endPositionChange(deltaX, deltaY)
|
||||
}
|
||||
|
||||
onWheel: function(wheel) {
|
||||
// Scrolling
|
||||
let scrollSteps = Math.round(wheel.angleDelta.y / 120)
|
||||
let zoomMultiplier = Math.pow(1+baseZoomMultiplier, Math.abs(scrollSteps))
|
||||
let zoomMultiplier = Math.pow(1+parent.baseZoomMultiplier, Math.abs(scrollSteps))
|
||||
// Avoid floating-point rounding errors by removing the zoom *after*
|
||||
let xZoomDelta = (settingsInstance.xzoom*zoomMultiplier - settingsInstance.xzoom)
|
||||
let yZoomDelta = (settingsInstance.yzoom*zoomMultiplier - settingsInstance.yzoom)
|
||||
let xZoomDelta = (Modules.Settings.xzoom*zoomMultiplier - Modules.Settings.xzoom)
|
||||
let yZoomDelta = (Modules.Settings.yzoom*zoomMultiplier - Modules.Settings.yzoom)
|
||||
if(scrollSteps < 0) { // Negative scroll
|
||||
xZoomDelta *= -1
|
||||
yZoomDelta *= -1
|
||||
}
|
||||
let newXZoom = (settingsInstance.xzoom+xZoomDelta).toFixed(0)
|
||||
let newYZoom = (settingsInstance.yzoom+yZoomDelta).toFixed(0)
|
||||
let newXZoom = (Modules.Settings.xzoom+xZoomDelta).toDecimalPrecision(0)
|
||||
let newYZoom = (Modules.Settings.yzoom+yZoomDelta).toDecimalPrecision(0)
|
||||
// Check if we need to have more precision
|
||||
if(newXZoom < 10)
|
||||
newXZoom = (settingsInstance.xzoom+xZoomDelta).toFixed(4)
|
||||
newXZoom = (Modules.Settings.xzoom+xZoomDelta).toDecimalPrecision(4)
|
||||
if(newYZoom < 10)
|
||||
newYZoom = (settingsInstance.yzoom+yZoomDelta).toFixed(4)
|
||||
newYZoom = (Modules.Settings.yzoom+yZoomDelta).toDecimalPrecision(4)
|
||||
if(newXZoom > 0.5)
|
||||
settingsInstance.xzoom = newXZoom
|
||||
Modules.Settings.set("xzoom", newXZoom)
|
||||
if(newYZoom > 0.5)
|
||||
settingsInstance.yzoom = newYZoom
|
||||
settingsInstance.changed()
|
||||
Modules.Settings.set("yzoom", newYZoom)
|
||||
Modules.Canvas.requestPaint()
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue