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/*
* Copyright (c) 2014 DataTorrent, Inc. ALL Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
'use strict';
angular.module('ui.dashboard')
.controller('DashboardWidgetCtrl', ['$scope', '$element', '$compile', '$window', '$timeout',
function($scope, $element, $compile, $window, $timeout) {
$scope.status = {
isopen: false
};
// Fills "container" with compiled view
$scope.makeTemplateString = function() {
var widget = $scope.widget;
// First, build template string
var templateString = '';
if (widget.templateUrl) {
// Use ng-include for templateUrl
templateString = '<div ng-include="\'' + widget.templateUrl + '\'"></div>';
} else if (widget.template) {
// Direct string template
templateString = widget.template;
} else {
// Assume attribute directive
templateString = '<div ' + widget.directive;
// Check if data attribute was specified
if (widget.dataAttrName) {
widget.attrs = widget.attrs || {};
widget.attrs[widget.dataAttrName] = 'widgetData';
}
// Check for specified attributes
if (widget.attrs) {
// First check directive name attr
if (widget.attrs[widget.directive]) {
templateString += '="' + widget.attrs[widget.directive] + '"';
}
// Add attributes
_.each(widget.attrs, function(value, attr) {
// make sure we aren't reusing directive attr
if (attr !== widget.directive) {
templateString += ' ' + attr + '="' + value + '"';
}
});
}
templateString += '></div>';
}
return templateString;
};
$scope.grabResizer = function(e) {
var widget = $scope.widget;
var widgetElm = $element.find('.widget');
// ignore middle- and right-click
if (e.which !== 1) {
return;
}
e.stopPropagation();
e.originalEvent.preventDefault();
// get the starting horizontal position
var initX = e.clientX;
// console.log('initX', initX);
// Get the current width of the widget and dashboard
var pixelWidth = widgetElm.width();
var pixelHeight = widgetElm.height();
var widgetStyleWidth = widget.containerStyle.width;
var widthUnits = widget.widthUnits;
var unitWidth = parseFloat(widgetStyleWidth);
// create marquee element for resize action
var $marquee = angular.element('<div class="widget-resizer-marquee" style="height: ' + pixelHeight + 'px; width: ' + pixelWidth + 'px; z-index:'+ 200 +';"></div>');
widgetElm.append($marquee);
// create an overlaying div to block other widgets in order to stop their iframe events from being triggered
var $marquee2 = angular.element('<div style=" position: absolute; top: 0; left: 0; height: ' + pixelHeight + 'px; width: ' + (pixelWidth+200) + 'px; z-index:'+ 100 +';"></div>');
widgetElm.append($marquee2);
// determine the unit/pixel ratio
var transformMultiplier = unitWidth / pixelWidth;
// updates marquee with preview of new width
var mousemove = function(e) {
var curX = e.clientX;
// console.log(curX);
// console.log(e);
var pixelChange = curX - initX;
var newWidth = pixelWidth + pixelChange;
$marquee.css('width', newWidth + 'px');
$marquee2.css('width', (newWidth + 200) + 'px');
};
// sets new widget width on mouseup
var mouseup = function(e) {
// remove listener and marquee
jQuery($window).off('mousemove', mousemove);
$marquee.remove();
$marquee2.remove();
// calculate change in units
var curX = e.clientX;
var pixelChange = curX - initX;
var unitChange = Math.round(pixelChange * transformMultiplier * 100) / 100;
// add to initial unit width
var newWidth = unitWidth * 1 + unitChange;
widget.setWidth(newWidth, widthUnits);
$scope.$emit('widgetChanged', widget);
$scope.$apply();
$scope.$broadcast('widgetResized', {
width: newWidth
});
};
// jQuery($window).on('mousemove', mousemove).one('mouseup', mouseup);
jQuery($window).on('mousemove', mousemove).one('mouseup', mouseup);
};
//TODO refactor
$scope.grabSouthResizer = function(e) {
var widgetElm = $element.find('.widget');
// ignore middle- and right-click
if (e.which !== 1) {
return;
}
e.stopPropagation();
e.originalEvent.preventDefault();
// get the starting horizontal position
var initY = e.clientY;
// console.log('initX', initX);
// Get the current width of the widget and dashboard
var pixelWidth = widgetElm.width();
var pixelHeight = widgetElm.height();
// create marquee element for resize action
var $marquee = angular.element('<div class="widget-resizer-marquee" style="height: ' + pixelHeight + 'px; width: ' + pixelWidth + 'px;"></div>');
widgetElm.append($marquee);
// updates marquee with preview of new height
var mousemove = function(e) {
var curY = e.clientY;
var pixelChange = curY - initY;
var newHeight = pixelHeight + pixelChange;
$marquee.css('height', newHeight + 'px');
};
// sets new widget width on mouseup
var mouseup = function(e) {
// remove listener and marquee
jQuery($window).off('mousemove', mousemove);
$marquee.remove();
// calculate height change
var curY = e.clientY;
var pixelChange = curY - initY;
//var widgetContainer = widgetElm.parent(); // widget container responsible for holding widget width and height
var widgetContainer = widgetElm.find('.widget-content');
var diff = pixelChange;
var height = parseInt(widgetContainer.css('height'), 10);
var newHeight = (height + diff);
//$scope.widget.style.height = newHeight + 'px';
$scope.widget.setHeight(newHeight + 'px');
$scope.$emit('widgetChanged', $scope.widget);
$scope.$apply(); // make AngularJS to apply style changes
$scope.$broadcast('widgetResized', {
height: newHeight
});
};
jQuery($window).on('mousemove', mousemove).one('mouseup', mouseup);
};
// replaces widget title with input
$scope.editTitle = function(widget) {
var widgetElm = $element.find('.widget');
widget.editingTitle = true;
// HACK: get the input to focus after being displayed.
$timeout(function() {
widgetElm.find('form.widget-title input:eq(0)').focus()[0].setSelectionRange(0, 9999);
});
};
// saves whatever is in the title input as the new title
$scope.saveTitleEdit = function(widget) {
widget.editingTitle = false;
$scope.$emit('widgetChanged', widget);
};
$scope.compileTemplate = function() {
var container = $scope.findWidgetContainer($element);
var templateString = $scope.makeTemplateString();
var widgetElement = angular.element(templateString);
container.empty();
container.append(widgetElement);
$compile(widgetElement)($scope);
};
$scope.findWidgetContainer = function(element) {
// widget placeholder is the first (and only) child of .widget-content
return element.find('.widget-content');
};
}
]);
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