Ad5001/LogarithmPlotter
Ad5001/LogarithmPlotter
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Implemented latex for distributions

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This commit is contained in:
Adsooi 2022-03-06 01:13:20 +01:00
parent c4ffcdaa35
commit de0220fecf
Signed by: Ad5001
GPG key ID: EF45F9C6AFE20160
2 changed files with 44 additions and 2 deletions
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44
LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/objs/repartition.js
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@ -20,6 +20,8 @@
.import "common.js" as Common
.import "../parameters.js" as P
.import "../math/latex.js" as Latex
class RepartitionFunction extends Common.ExecutableObject {
static type(){return 'Repartition'}
@ -66,6 +68,12 @@ class RepartitionFunction extends Common.ExecutableObject {
return `F_${this.name}(x) = P(${this.name} ≤ x)\n` + keys.map(idx => `P(${this.name}=${idx})=${this.probabilities[idx]}`).join("; ")
}
toLatexString() {
let keys = Object.keys(this.probabilities).sort((a,b) => a-b);
let varName = Latex.variableToLatex(this.name)
return `\\begin{array}{l}F_{${varName}}(x) = P(${varName} \\le x)\\\\` + keys.map(idx => `P(${varName}=${idx})=${this.probabilities[idx]}`).join("; ") + '\\end{array}'
}
execute(x = 1) {
var ret = 0;
Object.keys(this.probabilities).sort((a,b) => a-b).forEach(idx => {
@ -150,6 +158,40 @@ class RepartitionFunction extends Common.ExecutableObject {
var textSize = canvas.measureText(ctx, text)
var posX = canvas.x2px(this.labelX)
var posY = canvas.y2px(this.execute(this.labelX))
let drawLabel = function(canvas, ctx, ltxImg) {
switch(this.labelPosition) {
case 'above':
canvas.drawVisibleImage(ctx, ltxImg.source, posX-ltxImg.width/2, posY-(ltxImg.height+10), ltxImg.width, ltxImg.height)
break;
case 'below':
canvas.drawVisibleImage(ctx, ltxImg.source, posX-ltxImg.width/2, posY+10, ltxImg.width, ltxImg.height)
break;
case 'left':
canvas.drawVisibleImage(ctx, ltxImg.source, posX-(ltxImg.width+10), posY-ltxImg.height/2, ltxImg.width, ltxImg.height)
break;
case 'right':
canvas.drawVisibleImage(ctx, ltxImg.source, posX+10, posY-ltxImg.height/2, ltxImg.width, ltxImg.height)
break;
case 'above-left':
canvas.drawVisibleImage(ctx, ltxImg.source, posX-(ltxImg.width+10), posY-(ltxImg.height+10), ltxImg.width, ltxImg.height)
break;
case 'above-right':
canvas.drawVisibleImage(ctx, ltxImg.source, posX+10, posY-(ltxImg.height+10), ltxImg.width, ltxImg.height)
break;
case 'below-left':
canvas.drawVisibleImage(ctx, ltxImg.source, posX-(ltxImg.width+10), posY+10, ltxImg.width, ltxImg.height)
break;
case 'below-right':
canvas.drawVisibleImage(ctx, ltxImg.source, posX+10, posY+10, ltxImg.width, ltxImg.height)
break;
}
}
let ltxLabel = this.getLatexLabel();
console.log(ltxLabel)
if(ltxLabel != "")
canvas.renderLatexImage(ltxLabel, this.color, drawLabel.bind(this))
/*
switch(this.labelPosition) {
case 'above':
canvas.drawVisibleText(ctx, text, posX-textSize.width/2, posY-textSize.height)
@ -175,7 +217,7 @@ class RepartitionFunction extends Common.ExecutableObject {
case 'below-right':
canvas.drawVisibleText(ctx, text, posX, posY+textSize.height)
break;
}
}*/
}
}