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Add snapToPointer option

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This commit is contained in:
Andreas Hocevar
2021-02-03 08:56:33 +01:00
parent cb9df36fbc
commit bf90ce2789
2 changed files with 48 additions and 2 deletions
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14
src/ol/interaction/Modify.js
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@@ -128,6 +128,9 @@ const ModifyEventType = {
* provided, a vector source must be provided with the `source` option.
* @property {boolean} [wrapX=false] Wrap the world horizontally on the sketch
* overlay.
* @property {boolean} [snapToPointer=false] The vertex, point or segment being modified snaps to the
* pointer coordinate when clicked within the `pixelTolerance`. Setting this to `true` is recommended
* when the `Snap` interaction is used and the source geometry is not a snap target.
*/
/**
@@ -386,6 +389,11 @@ class Modify extends PointerInteraction {
* @type {Array<number>}
*/
this.delta_ = [0, 0];
/**
* @private
*/
this.snapToPointer_ = options.snapToPointer || false;
}
/**
@@ -1163,8 +1171,10 @@ class Modify extends PointerInteraction {
const vertexSegments = {};
vertexSegments[getUid(closestSegment)] = true;
this.delta_[0] = vertex[0] - pixelCoordinate[0];
this.delta_[1] = vertex[1] - pixelCoordinate[1];
if (!this.snapToPointer_) {
this.delta_[0] = vertex[0] - pixelCoordinate[0];
this.delta_[1] = vertex[1] - pixelCoordinate[1];
}
if (
node.geometry.getType() === GeometryType.CIRCLE &&
node.index === CIRCLE_CIRCUMFERENCE_INDEX