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 // MARKER(update_precomp.py): autogen include statement, do not remove
25*b1cdbd2cSJim Jagielski #include "precompiled_slideshow.hxx"
26*b1cdbd2cSJim Jagielski
27*b1cdbd2cSJim Jagielski #include <canvas/debug.hxx>
28*b1cdbd2cSJim Jagielski #include <basegfx/numeric/ftools.hxx>
29*b1cdbd2cSJim Jagielski #include <basegfx/matrix/b2dhommatrix.hxx>
30*b1cdbd2cSJim Jagielski #include <basegfx/matrix/b2dhommatrixtools.hxx>
31*b1cdbd2cSJim Jagielski #include "barndoorwipe.hxx"
32*b1cdbd2cSJim Jagielski
33*b1cdbd2cSJim Jagielski
34*b1cdbd2cSJim Jagielski namespace slideshow {
35*b1cdbd2cSJim Jagielski namespace internal {
36*b1cdbd2cSJim Jagielski
operator ()(double t)37*b1cdbd2cSJim Jagielski ::basegfx::B2DPolyPolygon BarnDoorWipe::operator () ( double t )
38*b1cdbd2cSJim Jagielski {
39*b1cdbd2cSJim Jagielski if (m_doubled)
40*b1cdbd2cSJim Jagielski t /= 2.0;
41*b1cdbd2cSJim Jagielski
42*b1cdbd2cSJim Jagielski basegfx::B2DHomMatrix aTransform(basegfx::tools::createTranslateB2DHomMatrix(-0.5, -0.5));
43*b1cdbd2cSJim Jagielski aTransform.scale( ::basegfx::pruneScaleValue(t), 1.0 );
44*b1cdbd2cSJim Jagielski aTransform.translate( 0.5, 0.5 );
45*b1cdbd2cSJim Jagielski ::basegfx::B2DPolygon poly( m_unitRect );
46*b1cdbd2cSJim Jagielski poly.transform( aTransform );
47*b1cdbd2cSJim Jagielski ::basegfx::B2DPolyPolygon res(poly);
48*b1cdbd2cSJim Jagielski
49*b1cdbd2cSJim Jagielski if (m_doubled) {
50*b1cdbd2cSJim Jagielski aTransform = basegfx::tools::createTranslateB2DHomMatrix(-0.5, -0.5);
51*b1cdbd2cSJim Jagielski aTransform.rotate( M_PI_2 );
52*b1cdbd2cSJim Jagielski aTransform.translate( 0.5, 0.5 );
53*b1cdbd2cSJim Jagielski poly.transform( aTransform );
54*b1cdbd2cSJim Jagielski res.append(poly);
55*b1cdbd2cSJim Jagielski }
56*b1cdbd2cSJim Jagielski
57*b1cdbd2cSJim Jagielski return res;
58*b1cdbd2cSJim Jagielski }
59*b1cdbd2cSJim Jagielski
60*b1cdbd2cSJim Jagielski }
61*b1cdbd2cSJim Jagielski }
62