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_USERPAINTEVENTHANDLER_HXX 25cdf0e10cSrcweir #define INCLUDED_SLIDESHOW_USERPAINTEVENTHANDLER_HXX 26cdf0e10cSrcweir 27cdf0e10cSrcweir #include <boost/shared_ptr.hpp> 28cdf0e10cSrcweir 29cdf0e10cSrcweir /* Definition of UserPaintEventHandler interface */ 30cdf0e10cSrcweir 31cdf0e10cSrcweir namespace slideshow 32cdf0e10cSrcweir { 33cdf0e10cSrcweir namespace internal 34cdf0e10cSrcweir { 35cdf0e10cSrcweir class RGBColor; 36cdf0e10cSrcweir 37cdf0e10cSrcweir /** Interface for handling user paint state changes. 38cdf0e10cSrcweir 39cdf0e10cSrcweir Classes implementing this interface can be added to an 40cdf0e10cSrcweir EventMultiplexer object, and are called from there to 41cdf0e10cSrcweir handle user paint events. 42cdf0e10cSrcweir */ 43cdf0e10cSrcweir class UserPaintEventHandler 44cdf0e10cSrcweir { 45cdf0e10cSrcweir public: ~UserPaintEventHandler()46cdf0e10cSrcweir virtual ~UserPaintEventHandler() {} 47cdf0e10cSrcweir virtual bool colorChanged( RGBColor const& rUserColor ) = 0; 48cdf0e10cSrcweir virtual bool widthChanged( double nUserStrokeWidth ) = 0; 49cdf0e10cSrcweir virtual bool eraseAllInkChanged(bool const& rEraseAllInk) =0; 50cdf0e10cSrcweir virtual bool eraseInkWidthChanged(sal_Int32 rEraseInkSize) =0; 51cdf0e10cSrcweir virtual bool switchEraserMode() = 0; 52cdf0e10cSrcweir virtual bool switchPenMode() = 0; 53cdf0e10cSrcweir virtual bool disable() = 0; 54cdf0e10cSrcweir }; 55cdf0e10cSrcweir 56cdf0e10cSrcweir typedef ::boost::shared_ptr< UserPaintEventHandler > UserPaintEventHandlerSharedPtr; 57cdf0e10cSrcweir 58cdf0e10cSrcweir } 59cdf0e10cSrcweir } 60cdf0e10cSrcweir 61cdf0e10cSrcweir #endif /* INCLUDED_SLIDESHOW_USERPAINTEVENTHANDLER_HXX */ 62