1*b1cdbd2cSJim Jagielski /**************************************************************
2*b1cdbd2cSJim Jagielski  *
3*b1cdbd2cSJim Jagielski  * Licensed to the Apache Software Foundation (ASF) under one
4*b1cdbd2cSJim Jagielski  * or more contributor license agreements.  See the NOTICE file
5*b1cdbd2cSJim Jagielski  * distributed with this work for additional information
6*b1cdbd2cSJim Jagielski  * regarding copyright ownership.  The ASF licenses this file
7*b1cdbd2cSJim Jagielski  * to you under the Apache License, Version 2.0 (the
8*b1cdbd2cSJim Jagielski  * "License"); you may not use this file except in compliance
9*b1cdbd2cSJim Jagielski  * with the License.  You may obtain a copy of the License at
10*b1cdbd2cSJim Jagielski  *
11*b1cdbd2cSJim Jagielski  *   http://www.apache.org/licenses/LICENSE-2.0
12*b1cdbd2cSJim Jagielski  *
13*b1cdbd2cSJim Jagielski  * Unless required by applicable law or agreed to in writing,
14*b1cdbd2cSJim Jagielski  * software distributed under the License is distributed on an
15*b1cdbd2cSJim Jagielski  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*b1cdbd2cSJim Jagielski  * KIND, either express or implied.  See the License for the
17*b1cdbd2cSJim Jagielski  * specific language governing permissions and limitations
18*b1cdbd2cSJim Jagielski  * under the License.
19*b1cdbd2cSJim Jagielski  *
20*b1cdbd2cSJim Jagielski  *************************************************************/
21*b1cdbd2cSJim Jagielski 
22*b1cdbd2cSJim Jagielski 
23*b1cdbd2cSJim Jagielski 
24*b1cdbd2cSJim Jagielski #ifndef INCLUDED_DRAWINGLAYER_PROCESSOR2D_VCLHELPERBUFFERDEVICE_HXX
25*b1cdbd2cSJim Jagielski #define INCLUDED_DRAWINGLAYER_PROCESSOR2D_VCLHELPERBUFFERDEVICE_HXX
26*b1cdbd2cSJim Jagielski 
27*b1cdbd2cSJim Jagielski #include <vcl/virdev.hxx>
28*b1cdbd2cSJim Jagielski 
29*b1cdbd2cSJim Jagielski //////////////////////////////////////////////////////////////////////////////
30*b1cdbd2cSJim Jagielski // predefines
31*b1cdbd2cSJim Jagielski 
32*b1cdbd2cSJim Jagielski namespace basegfx { class B2DRange; }
33*b1cdbd2cSJim Jagielski 
34*b1cdbd2cSJim Jagielski //////////////////////////////////////////////////////////////////////////////
35*b1cdbd2cSJim Jagielski // support methods for vcl direct gradient renderering
36*b1cdbd2cSJim Jagielski 
37*b1cdbd2cSJim Jagielski namespace drawinglayer
38*b1cdbd2cSJim Jagielski {
39*b1cdbd2cSJim Jagielski 	class impBufferDevice
40*b1cdbd2cSJim Jagielski 	{
41*b1cdbd2cSJim Jagielski         OutputDevice&                       mrOutDev;
42*b1cdbd2cSJim Jagielski         VirtualDevice*                      mpContent;
43*b1cdbd2cSJim Jagielski         VirtualDevice*                      mpMask;
44*b1cdbd2cSJim Jagielski         VirtualDevice*                      mpAlpha;
45*b1cdbd2cSJim Jagielski         Rectangle                           maDestPixel;
46*b1cdbd2cSJim Jagielski 
47*b1cdbd2cSJim Jagielski 	public:
48*b1cdbd2cSJim Jagielski 		impBufferDevice(
49*b1cdbd2cSJim Jagielski 			OutputDevice& rOutDev,
50*b1cdbd2cSJim Jagielski 			const basegfx::B2DRange& rRange,
51*b1cdbd2cSJim Jagielski 			bool bAddOffsetToMapping);
52*b1cdbd2cSJim Jagielski 		~impBufferDevice();
53*b1cdbd2cSJim Jagielski 
54*b1cdbd2cSJim Jagielski 		void paint(double fTrans = 0.0);
isVisible() const55*b1cdbd2cSJim Jagielski 		bool isVisible() const { return !maDestPixel.IsEmpty(); }
56*b1cdbd2cSJim Jagielski 		VirtualDevice& getContent();
57*b1cdbd2cSJim Jagielski 		VirtualDevice& getMask();
58*b1cdbd2cSJim Jagielski 		VirtualDevice& getTransparence();
59*b1cdbd2cSJim Jagielski 	};
60*b1cdbd2cSJim Jagielski } // end of namespace drawinglayer
61*b1cdbd2cSJim Jagielski 
62*b1cdbd2cSJim Jagielski //////////////////////////////////////////////////////////////////////////////
63*b1cdbd2cSJim Jagielski 
64*b1cdbd2cSJim Jagielski #endif // INCLUDED_DRAWINGLAYER_PROCESSOR2D_VCLHELPERBUFFERDEVICE_HXX
65*b1cdbd2cSJim Jagielski 
66*b1cdbd2cSJim Jagielski // eof
67