1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #ifndef _SVDITER_HXX 25 #define _SVDITER_HXX 26 27 #include <sal/types.h> 28 #include <tools/list.hxx> 29 #include "svx/svxdllapi.h" 30 31 class SdrObjList; 32 class SdrObject; 33 class SdrMarkList; 34 35 // SdrObjListIter methods: 36 // IM_FLAT : Flach ueber die Liste 37 // IM_DEEPWITHGROUPS : Mit rekursivem Abstieg, Next() liefert auch Gruppenobjekte 38 // IM_DEEPNOGROUPS : Mit rekursivem Abstieg, Next() liefert keine Gruppenobjekte 39 enum SdrIterMode { IM_FLAT, IM_DEEPWITHGROUPS, IM_DEEPNOGROUPS}; 40 41 class SVX_DLLPUBLIC SdrObjListIter 42 { 43 List maObjList; 44 sal_uInt32 mnIndex; 45 sal_Bool mbReverse; 46 47 void ImpProcessObjectList(const SdrObjList& rObjList, SdrIterMode eMode, sal_Bool bUseZOrder); 48 void ImpProcessMarkList(const SdrMarkList& rMarkList, SdrIterMode eMode); 49 void ImpProcessObj(SdrObject* pObj, SdrIterMode eMode, sal_Bool bUseZOrder); 50 51 public: 52 SdrObjListIter(const SdrObjList& rObjList, SdrIterMode eMode = IM_DEEPNOGROUPS, sal_Bool bReverse = sal_False); 53 /** This variant lets the user choose the order in which to travel over 54 the objects. 55 @param bUseZOrder 56 When <TRUE/> then the z-order defines the order of iteration. 57 Otherwise the navigation position as returned by 58 SdrObject::GetNavigationPosition() is used. 59 */ 60 SdrObjListIter(const SdrObjList& rObjList, sal_Bool bUseZOrder, SdrIterMode eMode = IM_DEEPNOGROUPS, sal_Bool bReverse = sal_False); 61 62 /* SJ: the following function can now be used with every 63 SdrObject and is no longer limited to group objects */ 64 SdrObjListIter(const SdrObject& rObj, SdrIterMode eMode = IM_DEEPNOGROUPS, sal_Bool bReverse = sal_False); 65 66 /** Iterates over a list of marked objects received from the SdrMarkView. */ 67 SdrObjListIter(const SdrMarkList& rMarkList, SdrIterMode eMode = IM_DEEPNOGROUPS, sal_Bool bReverse = sal_False); 68 Reset()69 void Reset() { mnIndex = (mbReverse ? maObjList.Count() : 0L); } IsMore() const70 sal_Bool IsMore() const { return (mbReverse ? mnIndex != 0 : ( mnIndex < maObjList.Count())); } Next()71 SdrObject* Next() { return (SdrObject*)maObjList.GetObject(mbReverse ? --mnIndex : mnIndex++); } 72 Count()73 sal_uInt32 Count() { return maObjList.Count(); } 74 }; 75 76 #endif //_SVDITER_HXX 77 78