winpty/agent/SmallRect.h

115 lines
3.6 KiB
C++

// Copyright (c) 2011-2012 Ryan Prichard
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
#ifndef SMALLRECT_H
#define SMALLRECT_H
#include <windows.h>
#include "Coord.h"
#include <algorithm>
#include <string>
struct SmallRect : SMALL_RECT
{
SmallRect()
{
Left = Right = Top = Bottom = 0;
}
SmallRect(SHORT x, SHORT y, SHORT width, SHORT height)
{
Left = x;
Top = y;
Right = x + width - 1;
Bottom = y + height - 1;
}
SmallRect(const COORD &topLeft, const COORD &size)
{
Left = topLeft.X;
Top = topLeft.Y;
Right = Left + size.X - 1;
Bottom = Top + size.Y - 1;
}
SmallRect(const SMALL_RECT &other)
{
*(SMALL_RECT*)this = other;
}
SmallRect(const SmallRect &other)
{
*(SMALL_RECT*)this = *(const SMALL_RECT*)&other;
}
SmallRect &operator=(const SmallRect &other)
{
*(SMALL_RECT*)this = *(const SMALL_RECT*)&other;
return *this;
}
bool contains(const SmallRect &other) const
{
return other.Left >= Left &&
other.Right <= Right &&
other.Top >= Top &&
other.Bottom <= Bottom;
}
SmallRect intersected(const SmallRect &other) const
{
int x1 = std::max(Left, other.Left);
int x2 = std::min(Right, other.Right);
int y1 = std::max(Top, other.Top);
int y2 = std::min(Bottom, other.Bottom);
return SmallRect(x1,
y1,
std::max(0, x2 - x1 + 1),
std::max(0, y2 - y1 + 1));
}
SHORT top() const { return Top; }
SHORT left() const { return Left; }
SHORT width() const { return Right - Left + 1; }
SHORT height() const { return Bottom - Top + 1; }
void setTop(SHORT top) { Top = top; }
void setLeft(SHORT left) { Left = left; }
void setWidth(SHORT width) { Right = Left + width - 1; }
void setHeight(SHORT height) { Bottom = Top + height - 1; }
Coord size() const { return Coord(width(), height()); }
bool operator==(const SmallRect &other) const
{
return Left == other.Left &&
Right == other.Right &&
Top == other.Top &&
Bottom == other.Bottom;
}
bool operator!=(const SmallRect &other) const
{
return !(*this == other);
}
std::string toString() const;
};
#endif // SMALLRECT_H