1*aaef562fSAndrew Rist /************************************************************** 2cdf0e10cSrcweir * 3*aaef562fSAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4*aaef562fSAndrew Rist * or more contributor license agreements. See the NOTICE file 5*aaef562fSAndrew Rist * distributed with this work for additional information 6*aaef562fSAndrew Rist * regarding copyright ownership. The ASF licenses this file 7*aaef562fSAndrew Rist * to you under the Apache License, Version 2.0 (the 8*aaef562fSAndrew Rist * "License"); you may not use this file except in compliance 9*aaef562fSAndrew Rist * with the License. You may obtain a copy of the License at 10*aaef562fSAndrew Rist * 11*aaef562fSAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12*aaef562fSAndrew Rist * 13*aaef562fSAndrew Rist * Unless required by applicable law or agreed to in writing, 14*aaef562fSAndrew Rist * software distributed under the License is distributed on an 15*aaef562fSAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*aaef562fSAndrew Rist * KIND, either express or implied. See the License for the 17*aaef562fSAndrew Rist * specific language governing permissions and limitations 18*aaef562fSAndrew Rist * under the License. 19*aaef562fSAndrew Rist * 20*aaef562fSAndrew Rist *************************************************************/ 21*aaef562fSAndrew Rist 22*aaef562fSAndrew Rist 23cdf0e10cSrcweir 24cdf0e10cSrcweir #ifndef INCLUDED_SLIDESHOW_USERPAINTOVERLAY_HXX 25cdf0e10cSrcweir #define INCLUDED_SLIDESHOW_USERPAINTOVERLAY_HXX 26cdf0e10cSrcweir 27cdf0e10cSrcweir #include <basegfx/polygon/b2dpolypolygon.hxx> 28cdf0e10cSrcweir 29cdf0e10cSrcweir #include "unoview.hxx" 30cdf0e10cSrcweir #include "rgbcolor.hxx" 31cdf0e10cSrcweir 32cdf0e10cSrcweir #include <boost/utility.hpp> 33cdf0e10cSrcweir #include <boost/shared_ptr.hpp> 34cdf0e10cSrcweir #include <vector> 35cdf0e10cSrcweir 36cdf0e10cSrcweir /* Definition of UserPaintOverlay class */ 37cdf0e10cSrcweir 38cdf0e10cSrcweir namespace slideshow 39cdf0e10cSrcweir { 40cdf0e10cSrcweir namespace internal 41cdf0e10cSrcweir { 42cdf0e10cSrcweir class EventMultiplexer; 43cdf0e10cSrcweir struct SlideShowContext; 44cdf0e10cSrcweir 45cdf0e10cSrcweir class PaintOverlayHandler; 46cdf0e10cSrcweir typedef ::boost::shared_ptr< class UserPaintOverlay > UserPaintOverlaySharedPtr; 47cdf0e10cSrcweir typedef ::std::vector< ::cppcanvas::PolyPolygonSharedPtr> PolyPolygonVector; 48cdf0e10cSrcweir /** Slide overlay, which can be painted into by the user. 49cdf0e10cSrcweir 50cdf0e10cSrcweir This class registers itself at the EventMultiplexer, 51cdf0e10cSrcweir listening for mouse clicks and moves. When the mouse is 52cdf0e10cSrcweir dragged, a hand sketching in the selected color is shown. 53cdf0e10cSrcweir */ 54cdf0e10cSrcweir class UserPaintOverlay : private boost::noncopyable 55cdf0e10cSrcweir { 56cdf0e10cSrcweir public: 57cdf0e10cSrcweir /** Create a UserPaintOverlay 58cdf0e10cSrcweir 59cdf0e10cSrcweir @param rStrokeColor 60cdf0e10cSrcweir Color to use for drawing 61cdf0e10cSrcweir 62cdf0e10cSrcweir @param nStrokeWidth 63cdf0e10cSrcweir Width of the stroked path 64cdf0e10cSrcweir */ 65cdf0e10cSrcweir static UserPaintOverlaySharedPtr create( const RGBColor& rStrokeColor, 66cdf0e10cSrcweir double nStrokeWidth, 67cdf0e10cSrcweir const SlideShowContext& rContext, 68cdf0e10cSrcweir const PolyPolygonVector& rPolygons, 69cdf0e10cSrcweir bool bActive); 70cdf0e10cSrcweir ~UserPaintOverlay(); 71cdf0e10cSrcweir PolyPolygonVector getPolygons(); 72cdf0e10cSrcweir void drawPolygons(); 73cdf0e10cSrcweir 74cdf0e10cSrcweir void update_settings( bool bUserPaintEnabled, RGBColor const& aUserPaintColor, double dUserPaintStrokeWidth ); 75cdf0e10cSrcweir 76cdf0e10cSrcweir 77cdf0e10cSrcweir private: 78cdf0e10cSrcweir UserPaintOverlay( const RGBColor& rStrokeColor, 79cdf0e10cSrcweir double nStrokeWidth, 80cdf0e10cSrcweir const SlideShowContext& rContext, 81cdf0e10cSrcweir const PolyPolygonVector& rPolygons, 82cdf0e10cSrcweir bool bActive ); 83cdf0e10cSrcweir 84cdf0e10cSrcweir ::boost::shared_ptr<PaintOverlayHandler> mpHandler; 85cdf0e10cSrcweir EventMultiplexer& mrMultiplexer; 86cdf0e10cSrcweir }; 87cdf0e10cSrcweir } 88cdf0e10cSrcweir } 89cdf0e10cSrcweir 90cdf0e10cSrcweir #endif /* INCLUDED_SLIDESHOW_USERPAINTOVERLAY_HXX */ 91