1*48cdb363SAndrew Rist /************************************************************** 2cdf0e10cSrcweir * 3*48cdb363SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4*48cdb363SAndrew Rist * or more contributor license agreements. See the NOTICE file 5*48cdb363SAndrew Rist * distributed with this work for additional information 6*48cdb363SAndrew Rist * regarding copyright ownership. The ASF licenses this file 7*48cdb363SAndrew Rist * to you under the Apache License, Version 2.0 (the 8*48cdb363SAndrew Rist * "License"); you may not use this file except in compliance 9*48cdb363SAndrew Rist * with the License. You may obtain a copy of the License at 10*48cdb363SAndrew Rist * 11*48cdb363SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12*48cdb363SAndrew Rist * 13*48cdb363SAndrew Rist * Unless required by applicable law or agreed to in writing, 14*48cdb363SAndrew Rist * software distributed under the License is distributed on an 15*48cdb363SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*48cdb363SAndrew Rist * KIND, either express or implied. See the License for the 17*48cdb363SAndrew Rist * specific language governing permissions and limitations 18*48cdb363SAndrew Rist * under the License. 19*48cdb363SAndrew Rist * 20*48cdb363SAndrew Rist *************************************************************/ 21*48cdb363SAndrew Rist 22*48cdb363SAndrew Rist 23cdf0e10cSrcweir 24cdf0e10cSrcweir #ifndef INCLUDED_BASEBMP_GENERICCOLORIMAGEACCESSOR_HXX 25cdf0e10cSrcweir #define INCLUDED_BASEBMP_GENERICCOLORIMAGEACCESSOR_HXX 26cdf0e10cSrcweir 27cdf0e10cSrcweir #include <basebmp/color.hxx> 28cdf0e10cSrcweir #include <basebmp/bitmapdevice.hxx> 29cdf0e10cSrcweir 30cdf0e10cSrcweir namespace basebmp 31cdf0e10cSrcweir { 32cdf0e10cSrcweir /** Access a BitmapDevice generically 33cdf0e10cSrcweir 34cdf0e10cSrcweir This accessor deals with an opaque BitmapDevice generically, 35cdf0e10cSrcweir via getPixel()/setPixel() at the published interface. 36cdf0e10cSrcweir */ 37cdf0e10cSrcweir class GenericColorImageAccessor 38cdf0e10cSrcweir { 39cdf0e10cSrcweir BitmapDeviceSharedPtr mpDevice; 40cdf0e10cSrcweir DrawMode meDrawMode; 41cdf0e10cSrcweir 42cdf0e10cSrcweir public: 43cdf0e10cSrcweir typedef Color value_type; 44cdf0e10cSrcweir GenericColorImageAccessor(BitmapDeviceSharedPtr const & rTarget)45cdf0e10cSrcweir explicit GenericColorImageAccessor( BitmapDeviceSharedPtr const& rTarget ) : 46cdf0e10cSrcweir mpDevice(rTarget), 47cdf0e10cSrcweir meDrawMode(DrawMode_PAINT) 48cdf0e10cSrcweir {} 49cdf0e10cSrcweir GenericColorImageAccessor(BitmapDeviceSharedPtr const & rTarget,DrawMode eDrawMode)50cdf0e10cSrcweir GenericColorImageAccessor( BitmapDeviceSharedPtr const& rTarget, 51cdf0e10cSrcweir DrawMode eDrawMode ) : 52cdf0e10cSrcweir mpDevice(rTarget), 53cdf0e10cSrcweir meDrawMode(eDrawMode) 54cdf0e10cSrcweir {} 55cdf0e10cSrcweir 56cdf0e10cSrcweir template< typename Iterator > operator ()(Iterator const & i) const57cdf0e10cSrcweir Color operator()( Iterator const& i ) const 58cdf0e10cSrcweir { return mpDevice->getPixel( basegfx::B2IPoint( i->x,i->y ) ); } 59cdf0e10cSrcweir 60cdf0e10cSrcweir template< typename Iterator, typename Difference > operator ()(Iterator const & i,Difference const & diff) const61cdf0e10cSrcweir Color operator()( Iterator const& i, Difference const& diff) const 62cdf0e10cSrcweir { return mpDevice->getPixel( basegfx::B2IPoint( i[diff]->x, 63cdf0e10cSrcweir i[diff]->y ) ); } 64cdf0e10cSrcweir 65cdf0e10cSrcweir template< typename Iterator > set(Color const & value,Iterator const & i) const66cdf0e10cSrcweir void set(Color const& value, Iterator const& i) const 67cdf0e10cSrcweir { return mpDevice->setPixel( basegfx::B2IPoint( i->x,i->y ), 68cdf0e10cSrcweir value, meDrawMode ); } 69cdf0e10cSrcweir 70cdf0e10cSrcweir template< class Iterator, class Difference > set(value_type const & value,Iterator const & i,Difference const & diff) const71cdf0e10cSrcweir void set(value_type const& value, Iterator const& i, Difference const& diff) const 72cdf0e10cSrcweir { return mpDevice->setPixel( basegfx::B2IPoint( i[diff]->x, 73cdf0e10cSrcweir i[diff]->y ), 74cdf0e10cSrcweir value, meDrawMode ); } 75cdf0e10cSrcweir }; 76cdf0e10cSrcweir } 77cdf0e10cSrcweir 78cdf0e10cSrcweir #endif /* INCLUDED_BASEBMP_GENERICCOLORIMAGEACCESSOR_HXX */ 79