mirror of https://github.com/tfussell/xlnt
131 lines
3.7 KiB
C++
131 lines
3.7 KiB
C++
// Copyright (c) 2014-2016 Thomas Fussell
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//
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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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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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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, WRISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE
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//
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// @license: http://www.opensource.org/licenses/mit-license.php
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// @author: see AUTHORS file
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#include <xlnt/cell/cell.hpp>
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#include <xlnt/worksheet/range.hpp>
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#include <xlnt/worksheet/range_iterator.hpp>
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#include <xlnt/worksheet/range_reference.hpp>
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#include <xlnt/worksheet/worksheet.hpp>
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namespace xlnt {
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cell_vector range_iterator::operator*() const
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{
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if (order_ == major_order::row)
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{
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range_reference reference(range_.top_left().column_index(), current_cell_.row(),
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range_.bottom_right().column_index(), current_cell_.row());
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return cell_vector(ws_, reference, order_);
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}
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range_reference reference(current_cell_.column_index(), range_.top_left().row(),
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current_cell_.column_index(), range_.bottom_right().row());
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return cell_vector(ws_, reference, order_);
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}
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range_iterator::range_iterator(worksheet &ws, const range_reference &start_cell,
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const range_reference &limits, major_order order)
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: ws_(ws),
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current_cell_(start_cell.top_left()),
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range_(limits),
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order_(order)
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{
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}
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range_iterator::range_iterator(const range_iterator &other)
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{
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*this = other;
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}
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bool range_iterator::operator==(const range_iterator &other) const
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{
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return ws_ == other.ws_
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&& current_cell_ == other.current_cell_
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&& order_ == other.order_;
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}
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bool range_iterator::operator!=(const range_iterator &other) const
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{
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return !(*this == other);
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}
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range_iterator &range_iterator::operator--()
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{
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if (order_ == major_order::row)
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{
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current_cell_.row(current_cell_.row() - 1);
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}
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else
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{
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current_cell_.column_index(current_cell_.column_index() - 1);
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}
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return *this;
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}
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range_iterator range_iterator::operator--(int)
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{
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range_iterator old = *this;
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--*this;
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return old;
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}
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range_iterator &range_iterator::operator++()
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{
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if (order_ == major_order::row)
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{
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bool any_non_null = false;
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do
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{
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current_cell_.row(current_cell_.row() + 1);
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any_non_null = false;
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for (auto column = current_cell_.column(); column <= range_.bottom_right().column(); column++)
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{
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if (ws_.has_cell(cell_reference(column, current_cell_.row())))
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{
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any_non_null = true;
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break;
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}
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}
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} while (!any_non_null && current_cell_.row() <= range_.bottom_right().row());
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}
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else
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{
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current_cell_.column_index(current_cell_.column_index() + 1);
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}
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return *this;
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}
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range_iterator range_iterator::operator++(int)
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{
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range_iterator old = *this;
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++*this;
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return old;
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}
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} // namespace xlnt
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