1 files changed, 82 insertions, 0 deletions
diff --git a/src/charts/layout/polarchartlayout.cpp b/src/charts/layout/polarchartlayout.cpp
new file mode 100644
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+++ b/src/charts/layout/polarchartlayout.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2014 Digia Plc
+** All rights reserved.
+** For any questions to Digia, please use contact form at http://qt.digia.com
+**
+** This file is part of the Qt Enterprise Charts Add-on.
+**
+** $QT_BEGIN_LICENSE$
+** Licensees holding valid Qt Enterprise licenses may use this file in
+** accordance with the Qt Enterprise License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.
+**
+** If you have questions regarding the use of this file, please use
+** contact form at http://qt.digia.com
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "polarchartlayout_p.h"
+#include "chartpresenter_p.h"
+#include "polarchartaxis_p.h"
+#include <QDebug>
+
+QT_CHARTS_BEGIN_NAMESPACE
+
+static const qreal golden_ratio = 0.4;
+
+PolarChartLayout::PolarChartLayout(ChartPresenter *presenter)
+    : AbstractChartLayout(presenter)
+{
+}
+
+PolarChartLayout::~PolarChartLayout()
+{
+}
+
+QRectF PolarChartLayout::calculateAxisGeometry(const QRectF &geometry, const QList<ChartAxisElement *> &axes) const
+{
+    // How to handle multiple angular/radial axes?
+    qreal axisRadius = geometry.height() / 2.0;
+    if (geometry.width() < geometry.height())
+        axisRadius = geometry.width() / 2.0;
+
+    int titleHeight = 0;
+    foreach (ChartAxisElement *chartAxis, axes) {
+        if (!chartAxis->isVisible())
+            continue;
+
+        PolarChartAxis *polarChartAxis = static_cast<PolarChartAxis *>(chartAxis);
+        qreal radius = polarChartAxis->preferredAxisRadius(geometry.size());
+        if (radius < axisRadius)
+            axisRadius = radius;
+
+        if (chartAxis->axis()->orientation() == Qt::Horizontal
+            && chartAxis->axis()->isTitleVisible()
+            && !chartAxis->axis()->titleText().isEmpty()) {
+            // If axis has angular title, adjust geometry down by the space title takes
+            QRectF dummyRect = ChartPresenter::textBoundingRect(chartAxis->axis()->titleFont(), chartAxis->axis()->titleText());
+            titleHeight = (dummyRect.height() / 2.0) + chartAxis->titlePadding();
+        }
+    }
+
+    QRectF axisRect;
+    axisRect.setSize(QSizeF(axisRadius * 2.0, axisRadius * 2.0));
+    axisRect.moveCenter(geometry.center());
+    axisRect.adjust(0, titleHeight, 0, titleHeight);
+
+    foreach (ChartAxisElement *chartAxis, axes)
+        chartAxis->setGeometry(axisRect, QRectF());
+
+    return axisRect;
+}
+
+QRectF PolarChartLayout::calculateAxisMinimum(const QRectF &minimum, const QList<ChartAxisElement *> &axes) const
+{
+    Q_UNUSED(axes);
+    return minimum;
+}
+
+QT_CHARTS_END_NAMESPACE