1 files changed, 108 insertions, 0 deletions
diff --git a/canvas/inc/base/integerbitmapbase.hxx b/canvas/inc/base/integerbitmapbase.hxx
new file mode 100644
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+++ b/canvas/inc/base/integerbitmapbase.hxx
@@ -0,0 +1,108 @@
+/* -*- 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#include <com/sun/star/rendering/IntegerBitmapLayout.hpp>
+#include <verifyinput.hxx>
+
+
+namespace canvas
+{
+    /** Helper template to handle XIntegerBitmap method forwarding to
+        BitmapCanvasHelper
+
+        Use this helper to handle the XIntegerBitmap part of your
+        implementation.
+
+        @tpl Base
+        Either BitmapCanvasBase (just XBitmap) or BitmapCanvasBase2 (XBitmap and
+        XBitmapCanvas).
+     */
+    template< class Base > class IntegerBitmapBase :
+        public Base
+    {
+    public:
+        // XIntegerBitmap
+        virtual css::uno::Sequence< sal_Int8 > SAL_CALL getData( css::rendering::IntegerBitmapLayout&     bitmapLayout,
+                                                                              const css::geometry::IntegerRectangle2D& rect ) override
+        {
+            tools::verifyArgs(rect,
+                              __func__,
+                              static_cast< typename Base::UnambiguousBaseType* >(this));
+            tools::verifyIndexRange(rect, Base::getSize() );
+
+            typename Base::MutexType aGuard( Base::m_aMutex );
+
+            return Base::maCanvasHelper.getData( bitmapLayout,
+                                                     rect );
+        }
+
+        virtual void SAL_CALL setData( const css::uno::Sequence< sal_Int8 >&,
+                                       const css::rendering::IntegerBitmapLayout& bitmapLayout,
+                                       const css::geometry::IntegerRectangle2D&   rect ) override
+        {
+            tools::verifyArgs(bitmapLayout, rect,
+                              __func__,
+                              static_cast< typename Base::UnambiguousBaseType* >(this));
+            tools::verifyIndexRange(rect, Base::getSize() );
+
+            typename Base::MutexType aGuard( Base::m_aMutex );
+
+            Base::mbSurfaceDirty = true;
+        }
+
+        virtual void SAL_CALL setPixel( const css::uno::Sequence< sal_Int8 >&,
+                                        const css::rendering::IntegerBitmapLayout& bitmapLayout,
+                                        const css::geometry::IntegerPoint2D&       pos ) override
+        {
+            tools::verifyArgs(bitmapLayout, pos,
+                              __func__,
+                              static_cast< typename Base::UnambiguousBaseType* >(this));
+            tools::verifyIndexRange(pos, Base::getSize() );
+
+            typename Base::MutexType aGuard( Base::m_aMutex );
+
+            Base::mbSurfaceDirty = true;
+        }
+
+        virtual css::uno::Sequence< sal_Int8 > SAL_CALL getPixel( css::rendering::IntegerBitmapLayout& bitmapLayout,
+                                                                  const css::geometry::IntegerPoint2D& pos ) override
+        {
+            tools::verifyArgs(pos,
+                              __func__,
+                              static_cast< typename Base::UnambiguousBaseType* >(this));
+            tools::verifyIndexRange(pos, Base::getSize() );
+
+            typename Base::MutexType aGuard( Base::m_aMutex );
+
+            return Base::maCanvasHelper.getPixel( bitmapLayout,
+                                                      pos );
+        }
+
+        virtual css::rendering::IntegerBitmapLayout SAL_CALL getMemoryLayout(  ) override
+        {
+            typename Base::MutexType aGuard( Base::m_aMutex );
+
+            return Base::maCanvasHelper.getMemoryLayout();
+        }
+    };
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */