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105 lines
3.1 KiB
C++
105 lines
3.1 KiB
C++
/* This file is part of KDevelop
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Copyright 2007 David Nolden <david.nolden.kdevelop@art-master.de>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License version 2 as published by the Free Software Foundation.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#ifndef KDEVPLATFORM_SIMPLECURSOR_H
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#define KDEVPLATFORM_SIMPLECURSOR_H
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#include <ktexteditor/cursor.h>
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#include "../languageexport.h"
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namespace KDevelop {
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/**
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* Represents a cursor (line-number and column-number) within a text document. Generally this is
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* a more efficient version of KTextEditor::Cursor.
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* In KDevelop, this object is used when referencing the most current document revision
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* (the document in its current version)
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*/
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class KDEVPLATFORMLANGUAGE_EXPORT SimpleCursor {
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public:
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int line, column;
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SimpleCursor() : line(0), column(0) {
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}
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SimpleCursor(int _line, int _column) : line(_line), column(_column) {
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}
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static SimpleCursor invalid() {
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return SimpleCursor(-1, -1);
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}
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explicit SimpleCursor(const KTextEditor::Cursor& cursor) : line(cursor.line()), column(cursor.column()) {
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}
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bool isValid() const {
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return line != -1 || column != -1;
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}
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bool operator<(const SimpleCursor& rhs) const {
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return line < rhs.line || (line == rhs.line && column < rhs.column);
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}
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bool operator<=(const SimpleCursor& rhs) const {
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return line < rhs.line || (line == rhs.line && column <= rhs.column);
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}
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bool operator>(const SimpleCursor& rhs) const {
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return line > rhs.line || (line == rhs.line && column > rhs.column);
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}
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bool operator>=(const SimpleCursor& rhs) const {
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return line > rhs.line || (line == rhs.line && column >= rhs.column);
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}
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bool operator ==(const SimpleCursor& rhs) const {
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return line == rhs.line && column == rhs.column;
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}
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bool operator !=(const SimpleCursor& rhs) const {
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return !(*this == rhs);
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}
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KTextEditor::Cursor textCursor() const {
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return KTextEditor::Cursor(line, column);
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}
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SimpleCursor operator +(const SimpleCursor& rhs) const {
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return SimpleCursor(line + rhs.line, column + rhs.column);
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}
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/**
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* kDebug() stream operator. Writes this cursor to the debug output in a nicely formatted way.
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*/
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inline friend QDebug operator<< (QDebug s, const SimpleCursor& cursor) {
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s.nospace() << "(" << cursor.line << ", " << cursor.column << ")";
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return s.space();
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}
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};
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inline uint qHash(const KDevelop::SimpleCursor& cursor) {
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return cursor.line * 53 + cursor.column * 47;
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}
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} // namespace KDevelop
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Q_DECLARE_TYPEINFO(KDevelop::SimpleCursor, Q_MOVABLE_TYPE);
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Q_DECLARE_METATYPE(KDevelop::SimpleCursor)
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#endif
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