mirror of http://192.168.1.51:8099/lmh188/twain3.0
107 lines
2.9 KiB
C++
107 lines
2.9 KiB
C++
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/*
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The MIT License (MIT)
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Copyright (c) 2015 Martin Richter
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#ifndef TWPP_DETAIL_FILE_FRAME_HPP
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#define TWPP_DETAIL_FILE_FRAME_HPP
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#include "../twpp.hpp"
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namespace Twpp {
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TWPP_DETAIL_PACK_BEGIN
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/// Section of an image to retrieve.
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class Frame {
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public:
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/// Creates zero-initialized frame.
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constexpr Frame() noexcept{}
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/// Creates frame with set top-left and bottom-right corners.
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constexpr Frame(Fix32 left, Fix32 top, Fix32 right, Fix32 bottom) noexcept :
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m_left(left), m_top(top), m_right(right), m_bottom(bottom){}
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/// Left position of the image frame.
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constexpr Fix32 left() const noexcept{
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return m_left;
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}
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/// Sets left position of the image frame.
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void setLeft(Fix32 left) noexcept{
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m_left = left;
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}
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/// Top position of the image frame.
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constexpr Fix32 top() const noexcept{
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return m_top;
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}
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/// Sets top position of the image frame.
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void setTop(Fix32 top) noexcept{
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m_top = top;
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}
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/// Right position of the image frame.
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constexpr Fix32 right() const noexcept{
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return m_right;
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}
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/// Sets right position of the image frame.
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void setRight(Fix32 right) noexcept{
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m_right = right;
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}
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/// Bottom position of the image frame.
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constexpr Fix32 bottom() const noexcept{
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return m_bottom;
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}
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/// Sets bottom position of the image frame.
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void setBottom(Fix32 bottom) noexcept{
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m_bottom = bottom;
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}
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private:
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Fix32 m_left;
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Fix32 m_top;
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Fix32 m_right;
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Fix32 m_bottom;
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};
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TWPP_DETAIL_PACK_END
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static constexpr inline bool operator==(const Frame& a, const Frame& b) noexcept{
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return a.left() == b.left() && a.top() == b.top() && a.right() == b.right() && a.bottom() == b.bottom();
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}
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static constexpr inline bool operator!=(const Frame& a, const Frame& b) noexcept{
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return !(a == b);
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}
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}
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#endif // TWPP_DETAIL_FILE_FRAME_HPP
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