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Changed RouteOpisometer.cellStops to act like a set and prevent repeats. Also allow holding shift to go off-road while drawing it.

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This commit is contained in:
Richard Robertson 2021-03-12 09:17:52 -06:00
parent c86b480eb3
commit 426ee32ee5
2 changed files with 20 additions and 28 deletions
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36
modules/ui/measurers.js
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@ -20,7 +20,7 @@ class Rulers {
for (const rulerString of rulers) {
const [type, pointsString] = rulerString.split(": ");
const points = pointsString.split(" ").map(el => el.split(",").map(n => +n));
const Type = type === "Ruler" ? Ruler :
const Type = type === "Ruler" ? Ruler :
type === "Opisometer" ? Opisometer :
type === "RouteOpisometer" ? RouteOpisometer :
type === "Planimeter" ? Planimeter : null;
@ -326,12 +326,13 @@ class RouteOpisometer extends Measurer {
trackCell(cell, rigth) {
this.checkCellStops();
const cellStops = this.cellStops;
const foundIndex = cellStops.indexOf(cell);
if (rigth) {
if (last(cellStops) === cell) {
return;
} else if (cellStops.length > 1 && cellStops[cellStops.length - 2] === cell) {
cellStops.pop();
this.points.pop();
} else if (cellStops.length > 1 && foundIndex != -1) {
cellStops.splice(foundIndex + 1);
this.points.splice(foundIndex + 1);
this.updateCurve();
this.updateLabel();
} else {
@ -340,13 +341,12 @@ class RouteOpisometer extends Measurer {
this.updateCurve();
this.updateLabel();
}
}
else {
} else {
if (cellStops[0] === cell) {
return;
} else if (cellStops.length > 1 && cellStops[1] === cell) {
cellStops.shift();
this.points.shift();
} else if (cellStops.length > 1 && foundIndex != -1) {
cellStops.splice(0, foundIndex);
this.points.splice(0, foundIndex);
this.updateCurve();
this.updateLabel();
} else {
@ -361,14 +361,10 @@ class RouteOpisometer extends Measurer {
getCellRouteCoord(c) {
const cells = pack.cells;
const burgs = pack.burgs;
if (cells.road[c]) {
const b = cells.burg[c];
const x = b ? burgs[b].x : cells.p[c][0];
const y = b ? burgs[b].y : cells.p[c][1];
return [x, y];
} else {
return null;
}
const b = cells.burg[c];
const x = b ? burgs[b].x : cells.p[c][0];
const y = b ? burgs[b].y : cells.p[c][1];
return [x, y];
}
draw() {
@ -377,7 +373,7 @@ class RouteOpisometer extends Measurer {
const dash = this.getDash();
const context = this;
const el = this.el = ruler.append("g").attr("class", "opisometer")/*.call(d3.drag().on("start", this.drag))*/.attr("font-size", 10 * size);
const el = this.el = ruler.append("g").attr("class", "opisometer").attr("font-size", 10 * size);
el.append("path").attr("class", "white").attr("stroke-width", size);
el.append("path").attr("class", "gray").attr("stroke-width", size).attr("stroke-dasharray", dash);
const rulerPoints = el.append("g").attr("class", "rulerPoints").attr("stroke-width", .5 * size).attr("font-size", 2 * size);
@ -414,7 +410,7 @@ class RouteOpisometer extends Measurer {
const cells = pack.cells;
const c = findCell(mousePoint[0], mousePoint[1]);
if (!cells.road[c]) {
if (!cells.road[c] && !d3.event.sourceEvent.shiftKey) {
return;
}
@ -510,4 +506,4 @@ function fitScaleBar() {
const bbox = scaleBar.select("rect").node().getBBox();
const x = rn(svgWidth * px - bbox.width + 10), y = rn(svgHeight * py - bbox.height + 20);
scaleBar.attr("transform", `translate(${x},${y})`);
}
}