Sha256: 5a06fedc101c96931dc14adff0f7fdab419c5e8870b1d18c980abf0a7f43de1a
Contents?: true
Size: 1.73 KB
Versions: 7
Compression:
Stored size: 1.73 KB
Contents
(function() {
var KEY_SHIFT = 16;
var KEY_CTRL = 17;
sitemap.ScrollPaneView = Backbone.Marionette.View.extend({
className: 'scroll_pane',
events: {
mousedown: function(event) {
this.scrolling = true;
this.lastX = event.pageX;
this.lastY = event.pageY;
},
mousemove: function(event) {
if (!event.ctrlKey) {
this.deactivate();
}
if (this.scrolling) {
var diffX = event.pageX - this.lastX;
var diffY = event.pageY - this.lastY;
this.options.graphView.scrollBy(diffX, diffY);
this.lastX = event.pageX;
this.lastY = event.pageY;
}
},
mouseup: function(event) {
this.scrolling = false;
},
},
initialize: function() {
this.keydownHandler = _.bind(this.onKeydown, this);
this.keyupHandler = _.bind(this.onKeyup, this);
$(document).on('keydown', this.keydownHandler);
$(document).on('keyup', this.keyupHandler);
},
onClose: function() {
$(document).off('keydown', this.keydownHandler);
$(document).off('keyup', this.keyupHandler);
},
onKeydown: function(event) {
if ((event.which === KEY_CTRL && event.shiftKey) ||
(event.which === KEY_SHIFT && event.ctrlKey)) {
this.activate();
}
},
onKeyup: function(event) {
if (event.which === KEY_CTRL || event.which === KEY_SHIFT) {
this.deactivate();
}
},
activate: function() {
this.$el.addClass('active');
document.body.style.cursor = 'move';
},
deactivate: function() {
this.scrolling = false;
this.$el.removeClass('active');
document.body.style.cursor = 'default';
}
});
}());
Version data entries
7 entries across 7 versions & 1 rubygems