From 735a3379c508a9fed2af68d41d1204d6a31061db Mon Sep 17 00:00:00 2001
From: Alexander Sulfrian <alex@spline.inf.fu-berlin.de>
Date: Mon, 11 Jan 2016 04:26:42 +0100
Subject: First working version

---
 static/js/index.js | 74 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)

(limited to 'static/js/index.js')

diff --git a/static/js/index.js b/static/js/index.js
index ab18207..fd9cc06 100644
--- a/static/js/index.js
+++ b/static/js/index.js
@@ -1,7 +1,81 @@
+var $ = require('ep_etherpad-lite/static/js/rjquery').$;
+var _ = require('ep_etherpad-lite/static/js/underscore');
+
 var cssFiles = ['ep_headline_buttons/static/css/headline_buttons.css'];
+var tags = ['h1', 'h2', 'h3', 'h4', 'h5', 'h6'];
 
 function aceEditorCSS(){
     return cssFiles;
 };
 
+function postAceInit(ace, pad) {
+    $('.headline-button').on('click', function() {
+        var data = $(this).data('key');
+        if (typeof data !== 'undefined') {
+            pad.ace.callWithAce(function (ace) {
+                ace.ace_doToggleHeading(data);
+            }, data, true);
+        }
+    });
+};
+
+function aceInitialized(hook, context) {
+    function doToggleHeading(tag) {
+        var rep = this.rep;
+        var attrsManager = this.documentAttributeManager;
+
+        if (!(rep.selStart && rep.selEnd)) {
+            return;
+        }
+
+        var firstLine = rep.selStart[0];
+        var lastLine = Math.max(firstLine, rep.selEnd[0] - ((rep.selEnd[1] === 0) ? 1 : 0));
+        _(_.range(firstLine, lastLine + 1)).each(function(i) {
+            if (attrsManager.getAttributeOnLine(i, 'headline_buttons') == tag) {
+                attrsManager.removeAttributeOnLine(i, 'headline_buttons');
+            }
+            else {
+                attrsManager.setAttributeOnLine(i, 'headline_buttons', tag);
+            }
+        });
+    }
+
+    context.editorInfo.ace_doToggleHeading = _(doToggleHeading).bind(context);
+}
+
+function collectContentPre(hook, ctx) {
+    if ($.inArray(ctx.tname, tags) >= 0) {
+        ctx.state.lineAttributes['headline_buttons'] = ctx.tname;
+    }
+};
+
+function aceRegisterBlockElements() {
+    return tags;
+};
+
+function aceDomLineProcessLineAttributes(hook, ctx) {
+    if (typeof ctx.cls !== 'undefined') {
+        var headline_type = ctx.cls.match(/(?:^| )headline_buttons:(\S+)/);
+        if (headline_type) {
+            return [{
+                processedMarker: true,
+                preHtml: '<' + headline_type[1] + '>',
+                postHtml: '</' + headline_type[1] + '>'
+            }];
+        }
+    }
+};
+
+function aceAttribsToClasses(hook, ctx) {
+    if (ctx.key == 'headline_buttons' && ctx.value != '') {
+        return ['headline_buttons:' + ctx.value];
+    }
+};
+
 exports.aceEditorCSS = aceEditorCSS;
+exports.aceInitialized = aceInitialized;
+exports.postAceInit = postAceInit;
+exports.collectContentPre = collectContentPre;
+exports.aceRegisterBlockElements = aceRegisterBlockElements;
+exports.aceDomLineProcessLineAttributes = aceDomLineProcessLineAttributes;
+exports.aceAttribsToClasses = aceAttribsToClasses;
-- 
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