tdf#82716 Add initial implementation of the Histogram Chart

- Add the Histogram selection to the UI
- Histogram bars showing with No Gap
- Convert X and Y axis to group data into bins and frequency
- Adjusted failing UI test (tdf138556) as a new chart type was added

Change-Id: Id1f161adac943ead5e17c7fbb7e14c9ab7f1655e
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/167068
Tested-by: Jenkins
Reviewed-by: Tomaž Vajngerl <quikee@gmail.com>

1 files changed, 35 insertions, 0 deletions

diff --git a/offapi/com/sun/star/chart/HistogramDiagram.idl b/offapi/com/sun/star/chart/HistogramDiagram.idl
new file mode 100644
index 000000000000..ff31bff379c6
--- /dev/null
+++ b/offapi/com/sun/star/chart/HistogramDiagram.idl
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+module com {  module sun {  module star {  module chart {
+
+
+/** This is a service for histogram diagrams.
+    @since LibreOffice 25.2
+*/
+service HistogramDiagram
+{
+    service com::sun::star::chart::Diagram;
+    service com::sun::star::chart::ChartStatistics;
+    service com::sun::star::chart::ChartAxisXSupplier;
+    service com::sun::star::chart::ChartTwoAxisYSupplier;
+
+    /** Specifies the width of each bin in the histogram. */
+    [property] double BinWidth;
+
+    /** Specifies the range of values covered by the bins. */
+    [property] string BinRange;
+
+    /** Specifies the type of frequency representation (count or density). */
+    [property] long FrequencyType;
+};
+
+}; }; }; };
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */