Mercurial > hg > easyhg
view grapher.h @ 51:bf3ab0ffb559
* some preliminaries for thinking about use of date in row layout
author | Chris Cannam |
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date | Thu, 11 Nov 2010 22:27:24 +0000 |
parents | bd3accba9b3f |
children | 3c46b2ac45d3 |
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#ifndef GRAPHER_H #define GRAPHER_H #include "changeset.h" #include "changesetitem.h" #include <QSet> #include <QMap> #include <QPair> #include <exception> class Grapher { public: Grapher(QGraphicsScene *scene) { m_scene = scene; } void layout(Changesets csets); class LayoutException : public std::exception { public: LayoutException(QString message) throw() : m_message(message) { } virtual ~LayoutException() throw() { } virtual const char *what() const throw() { return m_message.toLocal8Bit().data(); } protected: QString m_message; }; private: QGraphicsScene *m_scene; typedef QMap<QString, Changeset *> IdChangesetMap; IdChangesetMap m_changesets; typedef QMap<QString, ChangesetItem *> IdItemMap; IdItemMap m_items; typedef QSet<int> ColumnSet; typedef QMap<int, ColumnSet> GridAlloc; GridAlloc m_alloc; typedef QPair<int, int> Range; typedef QMap<QString, Range> BranchRangeMap; BranchRangeMap m_branchRanges; typedef QMap<QString, int> BranchColumnMap; BranchColumnMap m_branchHomes; typedef QSet<QString> IdSet; IdSet m_handled; typedef QMap<int, QString> RowDateMap; RowDateMap m_rowDates; void layoutRow(QString id); void layoutCol(QString id); void allocateBranchHomes(Changesets csets); bool rangesConflict(const Range &r1, const Range &r2); int findAvailableColumn(int row, int parent, bool preferParentCol); }; #endif