Mercurial > hg > easyhg
view grapher.h @ 105:1928f9b408e6
* Better-behaved comment dialog; avoid empty comments. Also ignore signals from closing ptys
author | Chris Cannam |
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date | Thu, 25 Nov 2010 17:21:32 +0000 |
parents | f583e44d9d31 |
children | 005a54380502 |
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ /* EasyMercurial Based on HgExplorer by Jari Korhonen Copyright (c) 2010 Jari Korhonen Copyright (c) 2010 Chris Cannam Copyright (c) 2010 Queen Mary, University of London This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. See the file COPYING included with this distribution for more information. */ #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); ChangesetItem *getItemFor(Changeset *cs); 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