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Updates the option to be called showFullExtent

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This commit is contained in:
Jeremy Smith
2020-02-05 16:46:45 +10:00
parent 001cb98990
commit 3082972cce
3 changed files with 28 additions and 23 deletions
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23
src/ol/View.js
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@@ -129,9 +129,14 @@ import {createMinMaxResolution} from './resolutionconstraint.js';
* @property {boolean} [smoothResolutionConstraint=true] If true, the resolution
* min/max values will be applied smoothly, i. e. allow the view to exceed slightly
* the given resolution or zoom bounds.
* @property {boolean} [constrainOneAxis=false] If true, the extent constraint can
* be exceeded along one but not both axes, allowing the whole extent to be visible
* on the map.
* @property {boolean} [showFullExtent=false] Allow the view to be zoomed out to
* show the full configured extent. By default, when a view is configured with an
* extent, users will not be able to zoom out so the viewport exceeds the extent in
* either dimension. This means the full extent may not be visible if the viewport
* is taller or wider than the aspect ratio of the configured extent. If
* showFullExtent is true, the user will be able to zoom out so that the viewport
* exceeds the height or width of the configured extent, but not both, allowing the
* full extent to be shown.
* @property {import("./proj.js").ProjectionLike} [projection='EPSG:3857'] The
* projection. The default is Spherical Mercator.
* @property {number} [resolution] The initial resolution for the view. The
@@ -1614,8 +1619,8 @@ export function createResolutionConstraint(options) {
const smooth =
options.smoothResolutionConstraint !== undefined ? options.smoothResolutionConstraint : true;
const oneAxis =
options.constrainOneAxis !== undefined ? options.constrainOneAxis : false;
const showFullExtent =
options.showFullExtent !== undefined ? options.showFullExtent : false;
const projection = createProjection(options.projection, 'EPSG:3857');
const projExtent = projection.getExtent();
@@ -1634,10 +1639,10 @@ export function createResolutionConstraint(options) {
if (options.constrainResolution) {
resolutionConstraint = createSnapToResolutions(resolutions, smooth,
!constrainOnlyCenter && extent, oneAxis);
!constrainOnlyCenter && extent, showFullExtent);
} else {
resolutionConstraint = createMinMaxResolution(maxResolution, minResolution, smooth,
!constrainOnlyCenter && extent, oneAxis);
!constrainOnlyCenter && extent, showFullExtent);
}
} else {
// calculate the default min and max resolution
@@ -1683,10 +1688,10 @@ export function createResolutionConstraint(options) {
if (options.constrainResolution) {
resolutionConstraint = createSnapToPower(
zoomFactor, maxResolution, minResolution, smooth,
!constrainOnlyCenter && extent, oneAxis);
!constrainOnlyCenter && extent, showFullExtent);
} else {
resolutionConstraint = createMinMaxResolution(maxResolution, minResolution, smooth,
!constrainOnlyCenter && extent, oneAxis);
!constrainOnlyCenter && extent, showFullExtent);
}
}
return {constraint: resolutionConstraint, maxResolution: maxResolution,