From c22d35cd43924c343483c4d671827414d44d1fac Mon Sep 17 00:00:00 2001
From: Oskar Hahn <mail@oshahn.de>
Date: Sun, 4 Sep 2011 00:18:11 +0200
Subject: [PATCH] scroll and scall the beamer

---
 .../agenda/templates/agenda/overview.html     |  2 ++
 openslides/agenda/urls.py                     |  8 +++++++
 openslides/agenda/views.py                    | 21 ++++++++++++++++++-
 openslides/static/javascript/agenda.js        | 13 ++++++++++++
 openslides/static/javascript/beamer.js        |  3 +++
 openslides/static/styles/beamer.css           |  1 +
 6 files changed, 47 insertions(+), 1 deletion(-)

diff --git a/openslides/agenda/templates/agenda/overview.html b/openslides/agenda/templates/agenda/overview.html
index b813b3305..267577e4b 100644
--- a/openslides/agenda/templates/agenda/overview.html
+++ b/openslides/agenda/templates/agenda/overview.html
@@ -46,6 +46,8 @@
             </em>
         </div>
         {% endif %}
+        <a class="beamer_edit" href="{% url beamer_bigger %}">+</a> <a class="beamer_edit" href="{% url beamer_smaller %}">-</a> <br>
+        <a class="beamer_edit" href="{% url beamer_up %}">+</a> <a class="beamer_edit" href="{% url beamer_down %}">-</a> <br>
         <table id="menu-overview" class="agendatable">
             <tr>
                 <th style="width: 1px;">{% trans "Beamer" %}</th>
diff --git a/openslides/agenda/urls.py b/openslides/agenda/urls.py
index 273847250..6ccafe0b8 100644
--- a/openslides/agenda/urls.py
+++ b/openslides/agenda/urls.py
@@ -56,4 +56,12 @@ urlpatterns = patterns('agenda.views',
 
     url(r'^item/print/$', 'print_agenda',
         name='print_agenda'),
+
+    url(r'^beamer/bigger$', 'beamer_edit', {'direction': 'bigger'}, name='beamer_bigger'),
+
+    url(r'^beamer/smaller$', 'beamer_edit', {'direction': 'smaller'}, name='beamer_smaller'),
+
+    url(r'^beamer/up$', 'beamer_edit', {'direction': 'up'}, name='beamer_up'),
+
+    url(r'^beamer/down$', 'beamer_edit', {'direction': 'down'}, name='beamer_down'),
 )
diff --git a/openslides/agenda/views.py b/openslides/agenda/views.py
index 1254776b6..e72de845f 100644
--- a/openslides/agenda/views.py
+++ b/openslides/agenda/views.py
@@ -78,13 +78,30 @@ def beamer(request):
         content = render_block_to_string(template, 'content', data)
         jsondata = {'content': content,
                     'title': data['title'],
-                    'time': datetime.now().strftime('%H:%M')}
+                    'time': datetime.now().strftime('%H:%M'),
+                    'bigger': config_get('bigger'),
+                    'up': config_get('up')}
         return ajax_request(jsondata)
     else:
         return render_to_response(template,
                                   data,
                                   context_instance=RequestContext(request))
 
+@permission_required('agenda.can_manage_agenda')
+def beamer_edit(request, direction):
+    if direction == 'bigger':
+        config_set('bigger', int(config_get('bigger', 100)) + 10)
+    elif direction == 'smaller':
+        config_set('bigger', int(config_get('bigger', 100)) - 10)
+    elif direction == 'up':
+        config_set('up', int(config_get('up', 0)) - 10)
+    elif direction == 'down':
+        config_set('up', int(config_get('up', 0)) + 10)
+
+    if request.is_ajax():
+        return ajax_request({})
+    return redirect(reverse('item_overview'))
+
 
 def assignment_votes(item):
     votes = []
@@ -156,6 +173,8 @@ def set_active(request, item_id, summary=False):
             item.set_active(summary)
         except Item.DoesNotExist:
             messages.error(request, _('Item ID %d does not exist.') % int(item_id))
+    config_set("bigger", 100)
+    config_set("up", 0)
     if request.is_ajax():
         return ajax_request({'active': item_id})
 
diff --git a/openslides/static/javascript/agenda.js b/openslides/static/javascript/agenda.js
index 2c7036298..386a5e27c 100644
--- a/openslides/static/javascript/agenda.js
+++ b/openslides/static/javascript/agenda.js
@@ -104,5 +104,18 @@ $(function() {
         hideClosedSlides(true);
     }
 
+    // controll beamer
+    $('.beamer_edit').click(function(event) {
+        event.preventDefault();
+        link = $(this);
+        $.ajax({
+            type: 'GET',
+            url: link.attr('href'),
+            dataType: 'json',
+            success: function(data) {
+            }
+        });
+    });
+
     ko.applyBindings(ViewModel);
 });
diff --git a/openslides/static/javascript/beamer.js b/openslides/static/javascript/beamer.js
index ea84d3d3b..568011e86 100644
--- a/openslides/static/javascript/beamer.js
+++ b/openslides/static/javascript/beamer.js
@@ -9,6 +9,9 @@ function presentation_reload() {
                 $('#content').html(data.content);
                 document.title = data.title;
                 $('#currentTime').html(data.time);
+                $('#content').clearQueue();
+                $('#content').animate({'font-size': data.bigger + '%'}, 200);
+                $('#content').animate({'margin-top': data.up + 'em'}, 200);
                 setTimeout("presentation_reload()", 500);
             },
             error: function () {
diff --git a/openslides/static/styles/beamer.css b/openslides/static/styles/beamer.css
index 8f4c0018b..b9e585d7e 100644
--- a/openslides/static/styles/beamer.css
+++ b/openslides/static/styles/beamer.css
@@ -67,6 +67,7 @@ body{
     left:100px;
     top:150px;
     right:40px;
+    z-index: -1;
 }
 .title
 {