8000 feat: Add min/max scale limits for geo plots by camdecoster · Pull Request #7371 · plotly/plotly.js · GitHub
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feat: Add min/max scale limits for geo plots #7371

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feat: Add min/max scale limits for geo plots #7371

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57307ee
feat(geo): support min/max scale limits
mojoaxel Oct 5, 2020
d870252
refactor: rename min/max scale limits
mojoaxel Oct 26, 2020
2d9e5f2
chore: use dflt: -1 instad of null
mojoaxel Oct 26, 2020
dd635ee
feat: handle maxscale default in scaleExtent
mojoaxel Oct 26, 2020
8a2c0c5
chore: only rerender on zoom if scale changes
mojoaxel Oct 26, 2020
f882191
chore: fix typo in min/maxscale attributes
mojoaxel Oct 26, 2020
8ed949f
test: adopt test/plot-schema.json to new plot-schema
mojoaxel Jun 10, 2024
29b4316
Trigger initial zoom event to set minscale
camdecoster Feb 18, 2025
048f178
Switch to ES5 syntax
camdecoster Feb 21, 2025
c6007a8
Merge remote-tracking branch 'origin/master' into cam/5192/add-min-ma…
camdecoster Feb 21, 2025
84cd037
Switch to getBBox and fix zoom.event call
camdecoster Feb 22, 2025
d9fca8b
Add draft log
camdecoster Feb 22, 2025
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Switch to getBBox and fix zoom.event call
  • Loading branch information
@camdecoster
camdecoster committed Feb 22, 2025
commit 84cd037acf7138f9a6fa684626dc2acf6c57ec9c
2 changes: 1 addition & 1 deletion src/plots/geo/geo.js
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Original file line number Diff line number Diff line change
Expand Up @@ -488,7 +488,7 @@ proto.updateFx = function(fullLayout, geoLayout) {
bgRect.call(zoom);
// TODO: Figure out how to restrict when this transition occurs. Or is it a no-op if nothing has changed?
// Trigger transition to handle if minscale attribute isn't 0
zoom.event(bgRect.transition())
zoom.event(bgRect)
bgRect.on('dblclick.zoom', zoomReset);
if(!gd._context._scrollZoom.geo) {
bgRect.on('wheel.zoom', null);
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16 changes: 8 additions & 8 deletions src/plots/geo/zoom.js
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Original file line number Diff line number Diff line change
Expand Up @@ -133,21 +133,21 @@ function zoomNonClipped(geo, projection) {
function handleZoomstart() {
d3.select(this).style(zoomstartStyle);

var rect = this.getBoundingClientRect()
var rect = this.getBBox()
mouse0 = d3.event.sourceEvent
? d3.mouse(this)
: [(rect.left + rect.right) / 2, (rect.bottom + rect.top) / 2];
: [rect.x + rect.width / 2, rect.y + rect.height / 2];
rotate0 = projection.rotate();
translate0 = projection.translate();
lastRotate = rotate0;
zoomPoint = position(mouse0);
}

function handleZoom() {
var rect = this.getBoundingClientRect()
var rect = this.getBBox()
mouse1 = d3.event.sourceEvent
? d3.mouse(this)
: [(rect.left + rect.right) / 2, (rect.bottom + rect.top) / 2];
: [rect.x + rect.width / 2, rect.y + rect.height / 2];
if(outside(mouse0)) {
zoom.scale(projection.scale());
zoom.translate(projection.translate());
Expand Down Expand Up @@ -216,10 +216,10 @@ function zoomClipped(geo, projection) {
zoom.on('zoomstart', function() {
d3.select(this).style(zoomstartStyle);

var rect = this.getBoundingClientRect()
var rect = this.getBBox()
var mouse0 = d3.event.sourceEvent
? d3.mouse(this)
: [(rect.left + rect.right) / 2, (rect.bottom + rect.top) / 2];
: [rect.x + rect.width / 2, rect.y + rect.height / 2];
var rotate0 = projection.rotate();
var lastRotate = rotate0;
var translate0 = projection.translate();
Expand All @@ -228,10 +228,10 @@ function zoomClipped(geo, projection) {
zoomPoint = position(projection, mouse0);

zoomOn.call(zoom, 'zoom', function() {
var rect = this.getBoundingClientRect()
var rect = this.getBBox()
var mouse1 = d3.event.sourceEvent
? d3.mouse(this)
: [(rect.left + rect.right) / 2, (rect.bottom + rect.top) / 2];
: [rect.x + rect.width / 2, rect.y + rect.height / 2];

projection.scale(view.k = d3.event.scale);

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