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LibGUI: Move GTextRange and GTextPosition to their own header files

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This commit is contained in:
Andreas Kling 2019-10-27 11:23:53 +01:00
parent db5178fb8f
commit de2b25e2c1
3 changed files with 91 additions and 80 deletions
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57
Libraries/LibGUI/GTextRange.h Normal file
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#pragma once
#include <LibGUI/GTextPosition.h>
class GTextRange {
public:
GTextRange() {}
GTextRange(const GTextPosition& start, const GTextPosition& end)
: m_start(start)
, m_end(end)
{
}
bool is_valid() const { return m_start.is_valid() && m_end.is_valid(); }
void clear()
{
m_start = {};
m_end = {};
}
GTextPosition& start() { return m_start; }
GTextPosition& end() { return m_end; }
const GTextPosition& start() const { return m_start; }
const GTextPosition& end() const { return m_end; }
GTextRange normalized() const { return GTextRange(normalized_start(), normalized_end()); }
void set_start(const GTextPosition& position) { m_start = position; }
void set_end(const GTextPosition& position) { m_end = position; }
void set(const GTextPosition& start, const GTextPosition& end)
{
m_start = start;
m_end = end;
}
bool operator==(const GTextRange& other) const
{
return m_start == other.m_start && m_end == other.m_end;
}
bool contains(const GTextPosition& position) const
{
if (!(position.line() > m_start.line() || (position.line() == m_start.line() && position.column() >= m_start.column())))
return false;
if (!(position.line() < m_end.line() || (position.line() == m_end.line() && position.column() <= m_end.column())))
return false;
return true;
}
private:
GTextPosition normalized_start() const { return m_start < m_end ? m_start : m_end; }
GTextPosition normalized_end() const { return m_start < m_end ? m_end : m_start; }
GTextPosition m_start;
GTextPosition m_end;
};