1 /**************************************************************
2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership. The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance
9 * with the License. You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 *
20 *************************************************************/
21
22
23
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_slideshow.hxx"
26
27 #include <canvas/debug.hxx>
28 #include <basegfx/point/b2dpoint.hxx>
29 #include "veewipe.hxx"
30
31
32 namespace slideshow {
33 namespace internal {
34
operator ()(double t)35 ::basegfx::B2DPolyPolygon VeeWipe::operator () ( double t )
36 {
37 ::basegfx::B2DPolygon poly;
38 poly.append( ::basegfx::B2DPoint( 0.0, -1.0 ) );
39 const double d = ::basegfx::pruneScaleValue( 2.0 * t );
40 poly.append( ::basegfx::B2DPoint( 0.0, d - 1.0 ) );
41 poly.append( ::basegfx::B2DPoint( 0.5, d ) );
42 poly.append( ::basegfx::B2DPoint( 1.0, d - 1.0 ) );
43 poly.append( ::basegfx::B2DPoint( 1.0, -1.0 ) );
44 poly.setClosed(true);
45 return ::basegfx::B2DPolyPolygon( poly );
46 }
47
48 }
49 }
50