Add custom item support, part 1

Task-number: QTRD-2866

+ Added API for adding and removing custom items
+ Added custom data and custom render items
+ Added shaders for textured objects
+ Added custom item rendering draft to scatter
+ Fixed some shaders
- to be continued in part 2

Change-Id: I9735fd02fc9e86ae486cca4c06f6d7f2a4b0b7da
Reviewed-by: Mika Salmela <mika.salmela@digia.com>

1 files changed, 48 insertions, 0 deletions

diff --git a/src/datavisualization/data/customdataitem.cpp b/src/datavisualization/data/customdataitem.cpp
new file mode 100644
index 00000000..8d3a033d
--- /dev/null
+++ b/src/datavisualization/data/customdataitem.cpp
@@ -0,0 +1,48 @@
+/****************************************************************************
+**
+** 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 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
+**
+****************************************************************************/
+
+#include "customdataitem_p.h"
+#include "objecthelper_p.h"
+#include "texturehelper_p.h"
+
+QT_BEGIN_NAMESPACE_DATAVISUALIZATION
+
+CustomDataItem::CustomDataItem() :
+    m_textureHelper(0),
+    m_texture(0)
+{
+    m_textureHelper = new TextureHelper();
+}
+
+CustomDataItem::~CustomDataItem()
+{
+    if (m_texture)
+        m_textureHelper->deleteTexture(&m_texture);
+    delete m_textureHelper;
+}
+
+void CustomDataItem::setTextureImage(const QImage &textureImage)
+{
+    if (m_texture)
+        m_textureHelper->deleteTexture(&m_texture);
+    // Make a texture out of the image
+    if (!textureImage.isNull())
+        m_texture = m_textureHelper->create2DTexture(textureImage, true, true, true);
+}
+
+QT_END_NAMESPACE_DATAVISUALIZATION