Merge pull request #565 from danvk/gulp

[dygraphs.git] / extras / unzoom.js

diff --git a/extras/unzoom.js b/extras/unzoom.js
deleted file mode 100644 (file)
index fac1bbc..0000000
--- a/extras/unzoom.js
+++ /dev/null
@@ -1,105 +0,0 @@
-// Copyright (c) 2013 Google, Inc.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a copy
-// of this software and associated documentation files (the "Software"), to deal
-// in the Software without restriction, including without limitation the rights
-// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-// copies of the Software, and to permit persons to whom the Software is
-// furnished to do so, subject to the following conditions:
-//
-// The above copyright notice and this permission notice shall be included in
-// all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-// THE SOFTWARE.
-
-/*global Dygraph:false */
-
-/**
- * @fileoverview Plug-in for providing unzoom-on-hover.
- *
- * @author konigsberg@google.com (Robert Konigsberg)
- */
-Dygraph.Plugins.Unzoom = (function() {
-
-  "use strict";
-
-  /**
-   * Create a new instance.
-   *
-   * @constructor
-   */
-  var unzoom = function() {
-    this.button_ = null;
-
-    // True when the mouse is over the canvas. Must be tracked
-    // because the unzoom button state can change even when the
-    // mouse-over state hasn't.
-    this.over_ = false;
-  };
-
-  unzoom.prototype.toString = function() {
-    return 'Unzoom Plugin';
-  };
-
-  unzoom.prototype.activate = function(g) {
-    return {
-      willDrawChart: this.willDrawChart
-    };
-  };
-
-  unzoom.prototype.willDrawChart = function(e) {
-    var g = e.dygraph;
-
-    if (this.button_ !== null) {
-      // short-circuit: show the button only when we're moused over, and zoomed in.
-      var showButton = g.isZoomed() && this.over_;
-      this.show(showButton);
-      return;
-    }
-
-    this.button_ = document.createElement('button');
-    this.button_.innerHTML = 'Reset Zoom';
-    this.button_.style.display = 'none';
-    this.button_.style.position = 'absolute';
-    var area = g.plotter_.area;
-    this.button_.style.top = (area.y + 4) + 'px';
-    this.button_.style.left = (area.x + 4) + 'px';
-    this.button_.style.zIndex = 11;
-    var parent = g.graphDiv;
-    parent.insertBefore(this.button_, parent.firstChild);
-
-    var self = this;
-    this.button_.onclick = function() {
-      g.resetZoom();
-    };
-
-    g.addAndTrackEvent(parent, 'mouseover', function() {
-      if (g.isZoomed()) {
-        self.show(true);
-      }
-      self.over_ = true;
-    });
-
-    g.addAndTrackEvent(parent, 'mouseout', function() {
-      self.show(false);
-      self.over_ = false;
-    });
-  };
-
-  unzoom.prototype.show = function(enabled) {
-    this.button_.style.display = enabled ? '' : 'none';
-  };
-
-  unzoom.prototype.destroy = function() {
-    this.button_.parentElement.removeChild(this.button_);
-  };
-
-  return unzoom;
-
-})();