Only apply SVG responsiveness when not rendered in compact mode

Don't let SVGs grow vertically in when displayed in the dashboard, to avoid wasted space

modules/monitoring/application/controllers/ChartController.php

@@ -22,6 +22,11 @@ use Icinga\Chart\Unit\StaticAxis;
 
 class Monitoring_ChartController extends Controller
 {
+    public function init()
+    {
+        $this->view->compact = $this->_request->getParam('view') === 'compact';
+    }
+
     public function testAction()
     {
         $this->chart = new GridChart();

modules/monitoring/application/views/scripts/chart/hostgroup.phtml

@@ -1,6 +1,9 @@
 
-<div class="chart">
-<?=
-$chart->render();
-?>
-</div>
+<?php if (! $this->compact) { ?>
+    <div class="svg-container-responsive">
+        <?= $chart->render(); ?>
+        <?= isset($chart2) ? $chart2->render() : ''; ?>
+    </div>
+<?php } else { ?>
+    <?= $chart->render(); ?>
+<?php } ?>

modules/monitoring/application/views/scripts/chart/servicegroup.phtml

@@ -1,6 +1,8 @@
 
-<div class="chart">
-<?=
-$chart->render();
-?>
-</div>
+<?php if (! $this->compact) { ?>
+    <div class="svg-container-responsive">
+        <?= $chart->render(); ?>
+    </div>
+<?php } else { ?>
+    <?= $chart->render(); ?>
+<?php } ?>

public/css/icinga/widgets.less

@@ -175,6 +175,7 @@ ul.tree li a.error:hover {
 }
 
 /* charts should grow as much as possible but never beyond the current viewport's size */
-div.chart {
-  height: 90vh;
+.svg-container-responsive {
+  padding: 1.5em;
+  height: 80vh;
 }