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One direction pinch zoom

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This commit is contained in:
Éric Lemoine
2013-03-25 18:15:00 +01:00
parent 588e0c1cdc
commit de1575e457
9 changed files with 269 additions and 137 deletions
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src/ol/view2d.js
+13 -4
View File
@@ -193,7 +193,7 @@ ol.View2D.prototype.getView3D = function() {
ol.View2D.prototype.fitExtent = function(extent, size) {
this.setCenter(extent.getCenter());
var resolution = this.getResolutionForExtent(extent, size);
resolution = this.constraints_.resolution(resolution, 0);
resolution = this.constraints_.resolution(resolution, 0, 0);
this.setResolution(resolution);
};
@@ -342,10 +342,19 @@ ol.View2D.prototype.rotateWithoutConstraints =
* @param {number|undefined} resolution Resolution to go to.
* @param {ol.Coordinate=} opt_anchor Anchor coordinate.
* @param {number=} opt_duration Duration.
* @param {number=} opt_direction Zooming direction; > 0 indicates
* zooming out, in which case the constraints system will select
* the largest nearest resolution; < 0 indicates zooming in, in
* which case the constraints system will select the smallest
* nearest resolution; == 0 indicates that the zooming direction
* is unknown/not relevant, in which case the constraints system
* will select the nearest resolution. If not defined 0 is
* assumed.
*/
ol.View2D.prototype.zoom =
function(map, resolution, opt_anchor, opt_duration) {
resolution = this.constraints_.resolution(resolution, 0);
function(map, resolution, opt_anchor, opt_duration, opt_direction) {
var direction = opt_direction || 0;
resolution = this.constraints_.resolution(resolution, 0, direction);
this.zoomWithoutConstraints(map, resolution, opt_anchor, opt_duration);
};
@@ -359,7 +368,7 @@ ol.View2D.prototype.zoom =
ol.View2D.prototype.zoomByDelta =
function(map, delta, opt_anchor, opt_duration) {
var currentResolution = this.getResolution();
var resolution = this.constraints_.resolution(currentResolution, delta);
var resolution = this.constraints_.resolution(currentResolution, delta, 0);
this.zoomWithoutConstraints(map, resolution, opt_anchor, opt_duration);
};