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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/.
+ *
+ * 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 .
+ */
+#ifndef __com_sun_star_rendering_XIeeeDoubleReadOnlyBitmap_idl__
+#define __com_sun_star_rendering_XIeeeDoubleReadOnlyBitmap_idl__
+
+#include <com/sun/star/lang/IllegalArgumentException.idl>
+#include <com/sun/star/lang/IndexOutOfBoundsException.idl>
+#include <com/sun/star/rendering/FloatingPointBitmapLayout.idl>
+#include <com/sun/star/geometry/IntegerPoint2D.idl>
+#include <com/sun/star/geometry/IntegerRectangle2D.idl>
+#include <com/sun/star/rendering/XBitmap.idl>
+#include <com/sun/star/rendering/VolatileContentDestroyedException.idl>
+
+
+module com { module sun { module star { module rendering {
+
+/** This is a specialized interface for bitmaps containing IEEE
+ doubles for their color components. In contrast to
+ XIeeeDoubleBitmap, this interface only permits
+ read-only access.<p>
+
+ Use this interface for e.g. bitmaps that are calculated
+ on-the-fly, or that are pure functional, and thus cannot be
+ modified.<p>
+
+ If you get passed an instance of
+ XHalfFloatReadOnlyBitmap that also supports the
+ XVolatileBitmap interface, things become a bit more
+ complicated. When reading data, one has to check for both
+ VolatileContentDestroyedException and mismatching
+ FloatingPointBitmapLayout return values. If either of them
+ occurs, the whole bitmap read operation should be repeated.<p>
+ */
+interface XIeeeDoubleReadOnlyBitmap : XBitmap
+{
+ /** Query the raw data of this bitmap.<p>
+
+ Query the raw data of this bitmap, in the format as defined by
+ getMemoryLayout(). With the given rectangle, a subset of the
+ whole bitmap can be queried. When querying subsets of the
+ bitmap, the same scanline padding takes place as when the
+ whole bitmap is requested.<p>
+
+ Note that the bitmap memory layout might change for volatile
+ bitmaps.<p>
+
+ @param bitmapLayout
+ The memory layout the returned data is in.
+
+ @param rect
+ A rectangle, within the bounds of the bitmap, to retrieve the
+ consent from.
+
+ @throws VolatileContentDestroyedException
+ if the bitmap is volatile, and the content has been destroyed by the system.
+
+ @throws com::sun::star::lang::IndexOutOfBoundsException
+ if parts of the given rectangle are outside the permissible
+ bitmap area.
+ */
+ sequence<double> getData( [out] FloatingPointBitmapLayout bitmapLayout, [in] ::com::sun::star::geometry::IntegerRectangle2D rect )
+ raises (com::sun::star::lang::IndexOutOfBoundsException,
+ VolatileContentDestroyedException);
+
+
+ /** Get a single pixel of the bitmap, returning its color
+ value.<p>
+
+ Note that the bitmap memory layout might change for volatile
+ bitmaps.<p>
+
+ @param bitmapLayout
+ The memory layout the returned data is in.
+
+ @param pos
+ A position, within the bounds of the bitmap, to retrieve the
+ color from.
+
+ @throws VolatileContentDestroyedException
+ if the bitmap is volatile, and the content has been destroyed by the system.
+
+ @throws com::sun::star::lang::IndexOutOfBoundsException
+ if the given position is outside the permissible bitmap area.
+ */
+ sequence<double> getPixel( [out] FloatingPointBitmapLayout bitmapLayout, [in] ::com::sun::star::geometry::IntegerPoint2D pos )
+ raises (com::sun::star::lang::IndexOutOfBoundsException,
+ VolatileContentDestroyedException);
+
+
+ /** Query the memory layout for this bitmap.<p>
+
+ Please note that for volatile bitmaps, the memory layout might
+ change between subsequent calls.<p>
+ */
+ FloatingPointBitmapLayout getMemoryLayout();
+};
+
+}; }; }; };
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */