mirror of https://github.com/aseprite/aseprite.git
72 lines
1.4 KiB
C++
72 lines
1.4 KiB
C++
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// Aseprite Document Library
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// Copyright (c) 2016 David Capello
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//
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// This file is released under the terms of the MIT license.
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// Read LICENSE.txt for more information.
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "doc/selected_frames.h"
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namespace doc {
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void SelectedFrames::insert(frame_t frame)
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{
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if (m_ranges.empty()) {
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m_ranges.push_back(FrameRange(frame));
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return;
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}
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auto it = m_ranges.begin();
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auto end = m_ranges.end();
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auto next = it;
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for (; it!=end; it=next) {
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if (frame >= it->fromFrame &&
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frame <= it->toFrame)
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break;
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if (frame < it->fromFrame) {
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if (frame == it->fromFrame-1)
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--it->fromFrame;
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else
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m_ranges.insert(it, FrameRange(frame));
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break;
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}
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++next;
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if (frame > it->toFrame && (next == end || frame < next->fromFrame-1)) {
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if (frame == it->toFrame+1)
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++it->toFrame;
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else
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m_ranges.insert(next, FrameRange(frame));
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break;
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}
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}
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}
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void SelectedFrames::insert(frame_t fromFrame, frame_t toFrame)
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{
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// TODO improve this
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for (frame_t frame = fromFrame; frame <= toFrame; ++frame) {
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insert(frame);
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}
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}
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bool SelectedFrames::contains(frame_t frame) const
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{
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return std::binary_search(
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m_ranges.begin(),
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m_ranges.end(),
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FrameRange(frame),
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[](const FrameRange& a,
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const FrameRange& b) -> bool {
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return (a.toFrame < b.fromFrame);
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});
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}
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} // namespace doc
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