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 #ifndef INCLUDED_SLIDESHOW_USERPAINTEVENTHANDLER_HXX 25*b1cdbd2cSJim Jagielski #define INCLUDED_SLIDESHOW_USERPAINTEVENTHANDLER_HXX 26*b1cdbd2cSJim Jagielski 27*b1cdbd2cSJim Jagielski #include <boost/shared_ptr.hpp> 28*b1cdbd2cSJim Jagielski 29*b1cdbd2cSJim Jagielski /* Definition of UserPaintEventHandler interface */ 30*b1cdbd2cSJim Jagielski 31*b1cdbd2cSJim Jagielski namespace slideshow 32*b1cdbd2cSJim Jagielski { 33*b1cdbd2cSJim Jagielski namespace internal 34*b1cdbd2cSJim Jagielski { 35*b1cdbd2cSJim Jagielski class RGBColor; 36*b1cdbd2cSJim Jagielski 37*b1cdbd2cSJim Jagielski /** Interface for handling user paint state changes. 38*b1cdbd2cSJim Jagielski 39*b1cdbd2cSJim Jagielski Classes implementing this interface can be added to an 40*b1cdbd2cSJim Jagielski EventMultiplexer object, and are called from there to 41*b1cdbd2cSJim Jagielski handle user paint events. 42*b1cdbd2cSJim Jagielski */ 43*b1cdbd2cSJim Jagielski class UserPaintEventHandler 44*b1cdbd2cSJim Jagielski { 45*b1cdbd2cSJim Jagielski public: ~UserPaintEventHandler()46*b1cdbd2cSJim Jagielski virtual ~UserPaintEventHandler() {} 47*b1cdbd2cSJim Jagielski virtual bool colorChanged( RGBColor const& rUserColor ) = 0; 48*b1cdbd2cSJim Jagielski virtual bool widthChanged( double nUserStrokeWidth ) = 0; 49*b1cdbd2cSJim Jagielski virtual bool eraseAllInkChanged(bool const& rEraseAllInk) =0; 50*b1cdbd2cSJim Jagielski virtual bool eraseInkWidthChanged(sal_Int32 rEraseInkSize) =0; 51*b1cdbd2cSJim Jagielski virtual bool switchEraserMode() = 0; 52*b1cdbd2cSJim Jagielski virtual bool switchPenMode() = 0; 53*b1cdbd2cSJim Jagielski virtual bool disable() = 0; 54*b1cdbd2cSJim Jagielski }; 55*b1cdbd2cSJim Jagielski 56*b1cdbd2cSJim Jagielski typedef ::boost::shared_ptr< UserPaintEventHandler > UserPaintEventHandlerSharedPtr; 57*b1cdbd2cSJim Jagielski 58*b1cdbd2cSJim Jagielski } 59*b1cdbd2cSJim Jagielski } 60*b1cdbd2cSJim Jagielski 61*b1cdbd2cSJim Jagielski #endif /* INCLUDED_SLIDESHOW_USERPAINTEVENTHANDLER_HXX */ 62