Warning, /include/Geant4/tools/sg/states is written in an unsupported language. File is not indexed.
0001 // Copyright (C) 2010, Guy Barrand. All rights reserved.
0002 // See the file tools.license for terms.
0003
0004 #ifndef tools_sg_states
0005 #define tools_sg_states
0006
0007 #include "state"
0008
0009 //#define TOOLS_SG_STATES_CUR
0010
0011 namespace tools {
0012 namespace sg {
0013
0014 class states {
0015 public:
0016 #ifdef TOOLS_SG_STATES_CUR
0017 states(unsigned int a_ww,unsigned int a_wh)
0018 :m_states(8)
0019 ,m_state(&(m_states[0]))
0020 ,m_cur_state(0)
0021 {
0022 m_state->m_ww = a_ww;
0023 m_state->m_wh = a_wh;
0024 }
0025 #else
0026 states(unsigned int a_ww,unsigned int a_wh):m_states() {
0027 m_state.m_ww = a_ww;
0028 m_state.m_wh = a_wh;
0029 }
0030 #endif
0031 virtual ~states(){}
0032 protected:
0033 #ifdef TOOLS_SG_STATES_CUR
0034 states(const states& a_from)
0035 :m_states(a_from.m_states)
0036 ,m_state(&(m_states[a_from.m_cur_state]))
0037 ,m_cur_state(a_from.m_cur_state)
0038 ,m_saved_state(a_from.m_saved_state)
0039 {}
0040 states& operator=(const states& a_from){
0041 m_states = a_from.m_states;
0042 m_state = &(m_states[a_from.m_cur_state]);
0043 m_cur_state = a_from.m_cur_state;
0044 m_saved_state = a_from.m_saved_state;
0045 return *this;
0046 }
0047 #else
0048 states(const states& a_from)
0049 :m_states(a_from.m_states)
0050 ,m_state(a_from.m_state)
0051 ,m_saved_state(a_from.m_saved_state)
0052 {}
0053 states& operator=(const states& a_from){
0054 m_states = a_from.m_states;
0055 m_state = a_from.m_state;
0056 m_saved_state = a_from.m_saved_state;
0057 return *this;
0058 }
0059 #endif
0060 public:
0061 #ifdef TOOLS_SG_STATES_CUR
0062 const sg::state& state() const {return *m_state;}
0063 sg::state& state() {return *m_state;}
0064 void pop_state() {
0065 m_state = &(m_states[m_cur_state]);
0066 m_cur_state--;
0067 }
0068 void push_state() {
0069 if((m_cur_state+1)>=(int)m_states.size()) {
0070 m_states.resize(m_states.size()+5);
0071 }
0072 m_cur_state++;
0073 m_states[m_cur_state] = *m_state;
0074 }
0075 #else
0076 const sg::state& state() const {return m_state;}
0077 sg::state& state() {return m_state;}
0078 void pop_state() {
0079 //if(!m_states.size()) return; //throw.
0080 m_state = m_states.back();
0081 m_states.pop_back();
0082 }
0083 void push_state() {m_states.push_back(m_state);}
0084 #endif
0085
0086 void save_state(const sg::state& a_state) {m_saved_state = a_state;}
0087 const sg::state& saved_state() const {return m_saved_state;}
0088 sg::state& saved_state() {return m_saved_state;}
0089 protected:
0090 std::vector<sg::state> m_states;
0091 #ifdef TOOLS_SG_STATES_CUR
0092 sg::state* m_state;
0093 int m_cur_state;
0094 #else
0095 sg::state m_state;
0096 #endif
0097 sg::state m_saved_state;
0098 };
0099
0100 }}
0101
0102 #endif
