X-Git-Url: https://adrianiainlam.tk/git/?a=blobdiff_plain;f=extras%2Funzoom.js;fp=extras%2Funzoom.js;h=0000000000000000000000000000000000000000;hb=3123ca57f71d145bb5bcc4a2f754d3dff3225346;hp=fac1bbc4bf94eb74850ab3f6c23f5bd716e73fb7;hpb=26ee953643ccd2d32e38e6b60b20e6a01c1dc9ba;p=dygraphs.git diff --git a/extras/unzoom.js b/extras/unzoom.js deleted file mode 100644 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; - -})();