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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /offapi/com/sun/star/rendering/CompositeOperation.idl
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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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_CompositeOperation_idl__
+#define __com_sun_star_rendering_CompositeOperation_idl__
+
+module com { module sun { module star { module rendering {
+
+/** These constants determine how the primitive color is combined with
+ the background.<p>
+
+ When performing these calculations, it is assumed that all color
+ values are premultiplied with the corresponding alpha values (if
+ no alpha is specified, 1.0 is assumed). Then, the following
+ general compositing operation is performed:
+ <p>
+ C = Ca * Fa + Cb * Fb
+ <p>
+ where C is the result color, Ca and Cb are the input colors,
+ premultiplied with alpha, and Fa and Fb are described for the
+ different composite modes (wherein Aa and Ab denote source and
+ destination alpha, respectively).<p>
+
+ @since OOo 2.0
+ */
+constants CompositeOperation
+{
+ /** Clear the destination.<p>
+
+ Clear the destination area. The function values are: Fa = Fb =
+ 0.<p>
+ */
+ const byte CLEAR = 0;
+
+ /** Copy source as-is to the destination.<p>
+
+ Copy source as-is to the destination. The function values are:
+ Fa = 1, Fb = 0.<p>
+ */
+ const byte SOURCE = 1;
+
+ /** Leave the destination as-is.<p>
+
+ Leave the destination as-is. The function values are: Fa = 0,
+ Fb = 1.<p>
+ */
+ const byte DESTINATION = 2;
+
+ /** Copy the source over the destination.<p>
+
+ Copy the source over the destination. The function values are:
+ Fa = 1, Fb = 1-Aa.<p>
+ */
+ const byte OVER = 3;
+
+ /** Copy the source under the destination.<p>
+
+ Copy the source under the destination. The function values
+ are: Fa = 1-Ab, Fb = 1.<p>
+ */
+ const byte UNDER = 4;
+
+ /** Copy the source to the destination.<p>
+
+ Copy the source to the destination, but limited to where the
+ destination is. The function values are: Fa = Ab, Fb = 0.<p>
+ */
+ const byte INSIDE = 5;
+
+ /** Leave the destination as is.<p>
+
+ Leave the destination as is, but only where the source
+ was. The function values are: Fa = 0, Fb = Aa.<p>
+ */
+ const byte INSIDE_REVERSE = 6;
+
+ /** Copy the source to the destination<p>
+
+ Copy the source to the destination, but limited to where the
+ destination is not. The function values are: Fa = 1-Ab, Fb =
+ 0.<p>
+ */
+ const byte OUTSIDE = 7;
+
+ /** Leave the destination as is.<p>
+
+ Leave the destination as is, but only where the source has not
+ been. The function values are: Fa = 0, Fb = 1-Aa.<p>
+ */
+ const byte OUTSIDE_REVERSE = 8;
+
+ /** Copy the source over the destination<p>
+
+ Copy the source over the destination, but only where the
+ destination is. Keep the destination. The function values are:
+ Fa = Ab, Fb = 1-Aa.<p>
+ */
+ const byte ATOP = 9;
+
+ /** Copy the destination over the source.<p>
+
+ Copy the destination over the source, but only where the
+ source is. Keep the source. The function values are: Fa =
+ 1-Ab, Fb = Aa.<p>
+ */
+ const byte ATOP_REVERSE = 10;
+
+ /** Combine source and destination by exclusive or.<p>
+
+ Take only the parts where either source or destination, but
+ not both visible. The function values are: Fa = 1-Ab, Fb =
+ 1-Aa.<p>
+ */
+ const byte XOR = 11;
+
+ /** Add source and destination values.<p>
+
+ Simply add contributions of both source and destination. The
+ resulting color values are limited to the permissible color
+ range, and clipped to the maximal value, if exceeded. The
+ function values are: Fa = 1, Fb = 1.<p>
+ */
+ const byte ADD = 12;
+
+ /** Saturate source and destination.<p>
+
+ Saturate destination with source values. The function values
+ are: Fa = min(1,(1-Ab)/Aa), Fb = 1<p>
+ */
+ const byte SATURATE = 13;
+};
+
+}; }; }; };
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */