QML gradient support for theme

Task-number: QTRD-2664

Change-Id: I66e5890ef284ad7a28f7034c3c3d4e6ce01b0c1d
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@digia.com>

1 files changed, 84 insertions, 0 deletions

diff --git a/src/datavisualizationqml2/declarativetheme_p.h b/src/datavisualizationqml2/declarativetheme_p.h
new file mode 100644
index 00000000..2ada1516
--- /dev/null
+++ b/src/datavisualizationqml2/declarativetheme_p.h
@@ -0,0 +1,84 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 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 QtDataVisualization module.
+**
+** 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
+**
+****************************************************************************/
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the QtDataVisualization API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+
+#ifndef DECLARATIVETHEME_P_H
+#define DECLARATIVETHEME_P_H
+
+#include "datavisualizationglobal_p.h"
+#include "colorgradient_p.h"
+#include "q3dtheme.h"
+
+QT_DATAVISUALIZATION_BEGIN_NAMESPACE
+
+class DeclarativeTheme3D : public Q3DTheme
+{
+    Q_OBJECT
+    Q_PROPERTY(ColorGradient *baseGradient READ baseGradient WRITE setBaseGradient NOTIFY baseGradientChanged)
+    Q_PROPERTY(ColorGradient *singleHighlightGradient READ singleHighlightGradient WRITE setSingleHighlightGradient NOTIFY singleHighlightGradientChanged)
+    Q_PROPERTY(ColorGradient *multiHighlightGradient READ multiHighlightGradient WRITE setMultiHighlightGradient NOTIFY multiHighlightGradientChanged)
+
+public:
+    DeclarativeTheme3D(QObject *parent = 0);
+    virtual ~DeclarativeTheme3D();
+
+    void setBaseGradient(ColorGradient *gradient);
+    ColorGradient *baseGradient() const;
+
+    void setSingleHighlightGradient(ColorGradient *gradient);
+    ColorGradient *singleHighlightGradient() const;
+
+    void setMultiHighlightGradient(ColorGradient *gradient);
+    ColorGradient *multiHighlightGradient() const;
+
+signals:
+    void baseGradientChanged(ColorGradient *gradient);
+    void singleHighlightGradientChanged(ColorGradient *gradient);
+    void multiHighlightGradientChanged(ColorGradient *gradient);
+
+protected:
+    void handleBaseGradientUpdate();
+    void handleSingleHLGradientUpdate();
+    void handleMultiHLGradientUpdate();
+
+    enum GradientType {
+        GradientTypeBase = 0,
+        GradientTypeSingleHL,
+        GradientTypeMultiHL
+    };
+
+private:
+    void setThemeGradient(const ColorGradient &gradient, GradientType type);
+
+    ColorGradient *m_baseGradient; // Not owned
+    ColorGradient *m_singleHLGradient; // Not owned
+    ColorGradient *m_multiHLGradient; // Not owned
+};
+
+QT_DATAVISUALIZATION_END_NAMESPACE
+
+#endif