From 2107eafcde390eebbf59e829194626c488de9e29 Mon Sep 17 00:00:00 2001
From: Misko Hevery
Date: Mon, 5 Apr 2010 20:53:33 -0700
Subject: added hover service

---
 src/services.js | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

(limited to 'src/services.js')

diff --git a/src/services.js b/src/services.js
index 2532d3d3..173cee98 100644
--- a/src/services.js
+++ b/src/services.js
@@ -44,3 +44,46 @@ angularService("$location", function(browser){
   return location;
 }, {inject: ['$browser']});
 
+angularService("$hover", function(browser) {
+  var tooltip, self = this, error, width = 300, arrowWidth = 10;
+  browser.hover(function(element, show){
+    if (show && (error = element.attr('ng-error'))) {
+      if (!tooltip) {
+        tooltip = {
+            callout: jqLite('<div id="ng-callout"></div>'),
+            arrow: jqLite('<div></div>'),
+            title: jqLite('<div class="ng-title"></div>'),
+            content: jqLite('<div class="ng-content"></div>')
+        };
+        tooltip.callout.append(tooltip.arrow);
+        tooltip.callout.append(tooltip.title);
+        tooltip.callout.append(tooltip.content);
+        self.$browser.body.append(tooltip.callout);
+      }
+      var docRect = self.$browser.body[0].getBoundingClientRect(),
+          elementRect = element[0].getBoundingClientRect(),
+          leftSpace = docRect.right - elementRect.right - arrowWidth;
+      tooltip.title.text(element.hasClass("ng-exception") ? "EXCEPTION:" : "Validation error...");
+      tooltip.content.text(error);
+      if (leftSpace < width) {
+        tooltip.arrow.addClass('ng-arrow-right');
+        tooltip.arrow.css({left: (width + 1)+'px'});
+        tooltip.callout.css({
+          left: (elementRect.left - arrowWidth - width - 4) + "px",
+          top: (elementRect.top - 3) + "px",
+          width: width + "px"
+        });
+      } else {
+        tooltip.arrow.addClass('ng-arrow-left');
+        tooltip.callout.css({
+          left: (elementRect.right + arrowWidth) + "px",
+          top: (elementRect.top - 3) + "px",
+          width: width + "px"
+        });
+      }
+    } else if (tooltip) {
+      tooltip.callout.remove();
+      tooltip = null;
+    }
+  });
+}, {inject:['$browser']});
-- 
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