Eberhard Graether
33aff14813
* split active and visible setting for DummyNodes * set and check visible on DummyEdges * include fix for Mac in MatrixDynamicBase * fix for disappearing style and crashes in GraphView * cleaned up DummyNode fortune cookie message = Du stehst kurz davor etwas Neues zu unternehmen.
138 lines
2.8 KiB
C++
138 lines
2.8 KiB
C++
#ifndef MATRIX_DYNAMIC_BASE_H
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#define MATRIX_DYNAMIC_BASE_H
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#include <sstream>
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#include <string>
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#include <vector>
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#include <sstream>
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/**
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* @brief Matrix of variable size, needed for spectral graph layouting
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* @note Use MatrixBase whenever possible because it's more efficient (e.g. it doesn't use stl containers)
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*/
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template<class T>
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class MatrixDynamicBase
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{
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public:
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MatrixDynamicBase();
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MatrixDynamicBase(const unsigned int numColumns, const unsigned int numRows);
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MatrixDynamicBase(const std::vector<std::vector<T>>& values);
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~MatrixDynamicBase();
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T getValue(const unsigned int columnIndex, const unsigned int rowIndex) const;
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void setValue(const unsigned int columnIndex, const unsigned int rowIndex, const T& value);
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unsigned int getColumnsCount() const;
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unsigned int getRowsCount() const;
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std::string toString() const;
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private:
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void initializeValues(const unsigned int numColumns, const unsigned int numRows);
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std::vector<std::vector<T>> m_values;
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};
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template<class T>
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MatrixDynamicBase<T>::MatrixDynamicBase()
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{
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}
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template<class T>
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MatrixDynamicBase<T>::MatrixDynamicBase(const unsigned int numColumns, const unsigned int numRows)
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{
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initializeValues(numColumns, numRows);
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}
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template<class T>
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MatrixDynamicBase<T>::MatrixDynamicBase(const std::vector<std::vector<T>>& values)
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: m_values(values)
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{
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}
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template<class T>
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MatrixDynamicBase<T>::~MatrixDynamicBase()
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{
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}
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template<class T>
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T MatrixDynamicBase<T>::getValue(const unsigned int columnIndex, const unsigned int rowIndex) const
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{
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return m_values[columnIndex][rowIndex];
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}
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template<class T>
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void MatrixDynamicBase<T>::setValue(const unsigned int columnIndex, const unsigned int rowIndex, const T& value)
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{
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m_values[columnIndex][rowIndex] = value;
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}
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template<class T>
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unsigned int MatrixDynamicBase<T>::getColumnsCount() const
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{
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return m_values.size();
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}
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template<class T>
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unsigned int MatrixDynamicBase<T>::getRowsCount() const
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{
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if(m_values.size() > 0)
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{
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return m_values[0].size();
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}
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return 0;
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}
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template<class T>
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std::string MatrixDynamicBase<T>::toString() const
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{
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std::stringstream result;
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result << "\n";
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unsigned int rowCount = getRowsCount();
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unsigned int columnCount = getColumnsCount();
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for(unsigned int j = 0; j < rowCount; j++)
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{
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for(unsigned int i = 0; i < columnCount; i++)
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{
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if(i > 0)
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{
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result << ", ";
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}
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result << m_values[i][j];
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}
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result << "\n";
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}
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return result.str();
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}
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template<class T>
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void MatrixDynamicBase<T>::initializeValues(const unsigned int numColumns, const unsigned int numRows)
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{
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for(unsigned int x = 0; x < numColumns; x++)
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{
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std::vector<T> row;
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for(unsigned int y = 0; y < numRows; y++)
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{
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row.push_back(0);
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}
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m_values.push_back(row);
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}
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}
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template<class T>
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std::ostream& operator<<(std::ostream& ostream, const MatrixDynamicBase<T>& matrix)
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{
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ostream << matrix.toString();
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return ostream;
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}
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#endif // MATRIX_DYNAMIC_BASE_H
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