| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_slideshow.hxx" |
| |
| #include <canvas/debug.hxx> |
| #include <basegfx/matrix/b2dhommatrix.hxx> |
| #include <basegfx/numeric/ftools.hxx> |
| #include <basegfx/matrix/b2dhommatrixtools.hxx> |
| #include "clockwipe.hxx" |
| #include "pinwheelwipe.hxx" |
| |
| |
| namespace slideshow { |
| namespace internal { |
| |
| ::basegfx::B2DPolyPolygon PinWheelWipe::operator () ( double t ) |
| { |
| ::basegfx::B2DPolygon poly( ClockWipe::calcCenteredClock( |
| t / m_blades, |
| 2.0 /* max edge when rotating */ ) ); |
| ::basegfx::B2DPolyPolygon res; |
| for ( sal_Int32 i = m_blades; i--; ) |
| { |
| ::basegfx::B2DPolygon p(poly); |
| p.transform(basegfx::tools::createRotateB2DHomMatrix((i * 2.0 * M_PI) / m_blades)); |
| res.append( p ); |
| } |
| res.transform(basegfx::tools::createScaleTranslateB2DHomMatrix(0.5, 0.5, 0.5, 0.5)); |
| return res; |
| } |
| |
| } |
| } |
