e7c3d04309
format all files Revert "format all files" This reverts commit 95d5812e49e7f916b68e786596f5a8eb5bcac414. Revert "format some files" This reverts commit ed3c8762d4d828b2b28e7b18809fc33f4f8ccaf5. format all files fix formatting in dir include fix formatting of debug macro
145 lines
3.5 KiB
C++
145 lines
3.5 KiB
C++
/*****************************************************************************
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*
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* This file is part of Mapnik (c++ mapping toolkit)
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*
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* Copyright (C) 2021 Artem Pavlenko
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*
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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 Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*****************************************************************************/
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#include <mapnik/image.hpp>
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#include <mapnik/image_view.hpp>
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// std
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#include <utility>
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namespace mapnik {
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template<typename T>
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image_view<T>::image_view(std::size_t x, std::size_t y, std::size_t width, std::size_t height, T const& data)
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: x_(x)
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, y_(y)
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, width_(width)
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, height_(height)
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, data_(data)
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{
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if (x_ >= data_.width() && data_.width() > 0)
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x_ = data_.width() - 1;
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if (y_ >= data_.height() && data_.height() > 0)
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y_ = data_.height() - 1;
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if (x_ + width_ > data_.width())
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width_ = data_.width() - x_;
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if (y_ + height_ > data_.height())
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height_ = data_.height() - y_;
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}
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template<typename T>
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bool image_view<T>::operator==(image_view<T> const& rhs) const
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{
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return rhs.data_.bytes() == data_.bytes();
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}
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template<typename T>
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bool image_view<T>::operator<(image_view<T> const& rhs) const
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{
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return data_.size() < rhs.data_.size();
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}
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template<typename T>
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inline std::size_t image_view<T>::x() const
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{
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return x_;
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}
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template<typename T>
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inline std::size_t image_view<T>::y() const
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{
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return y_;
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}
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template<typename T>
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inline std::size_t image_view<T>::width() const
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{
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return width_;
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}
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template<typename T>
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inline std::size_t image_view<T>::height() const
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{
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return height_;
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}
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template<typename T>
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inline typename image_view<T>::pixel_type const& image_view<T>::operator()(std::size_t i, std::size_t j) const
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{
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return data_(i + x_, j + y_);
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}
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template<typename T>
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inline std::size_t image_view<T>::size() const
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{
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return height_ * width_ * pixel_size;
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}
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template<typename T>
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inline std::size_t image_view<T>::row_size() const
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{
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return width_ * pixel_size;
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}
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template<typename T>
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inline typename image_view<T>::pixel_type const* image_view<T>::get_row(std::size_t row) const
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{
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return data_.get_row(row + y_) + x_;
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}
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template<typename T>
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inline typename image_view<T>::pixel_type const* image_view<T>::get_row(std::size_t row, std::size_t x0) const
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{
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return data_.get_row(row + y_, x0) + x_;
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}
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template<typename T>
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inline T const& image_view<T>::data() const
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{
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return data_;
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}
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template<typename T>
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inline bool image_view<T>::get_premultiplied() const
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{
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return data_.get_premultiplied();
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}
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template<typename T>
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inline double image_view<T>::get_offset() const
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{
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return data_.get_offset();
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}
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template<typename T>
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inline double image_view<T>::get_scaling() const
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{
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return data_.get_scaling();
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}
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template<typename T>
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inline image_dtype image_view<T>::get_dtype() const
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{
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return dtype;
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}
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} // namespace mapnik
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