mirror of
https://github.com/eried/portapack-mayhem.git
synced 2024-12-25 07:19:28 -05:00
63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
/*
|
|
* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
|
|
*
|
|
* This file is part of PortaPack.
|
|
*
|
|
* 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, or (at your option)
|
|
* any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; see the file COPYING. If not, write to
|
|
* the Free Software Foundation, Inc., 51 Franklin Street,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#include "ui.hpp"
|
|
|
|
#include <algorithm>
|
|
|
|
namespace ui {
|
|
|
|
bool Rect::contains(const Point p) const {
|
|
return (p.x >= left()) && (p.y >= top()) &&
|
|
(p.x < right()) && (p.y < bottom());
|
|
}
|
|
|
|
Rect Rect::intersect(const Rect& o) const {
|
|
const auto x1 = std::max(left(), o.left());
|
|
const auto x2 = std::min(right(), o.right());
|
|
const auto y1 = std::max(top(), o.top());
|
|
const auto y2 = std::min(bottom(), o.bottom());
|
|
if( (x2 >= x1) && (y2 > y1) ) {
|
|
return {
|
|
x1, y1,
|
|
static_cast<Dim>(x2 - x1), static_cast<Dim>(y2 - y1) };
|
|
} else {
|
|
return { };
|
|
}
|
|
}
|
|
|
|
Rect& Rect::operator+=(const Rect& p) {
|
|
if( is_empty() ) {
|
|
*this = p;
|
|
}
|
|
if( !p.is_empty() ) {
|
|
const auto x1 = std::min(left(), p.left());
|
|
const auto y1 = std::min(top(), p.top());
|
|
pos = { x1, y1 };
|
|
const auto x2 = std::max(right(), p.right());
|
|
const auto y2 = std::max(bottom(), p.bottom());
|
|
size = { static_cast<Dim>(x2 - x1), static_cast<Dim>(y2 - y1) };
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
} /* namespace ui */
|