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57 lines
1 KiB
C++
57 lines
1 KiB
C++
/*
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* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "Selection.h"
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#include "ImageEditor.h"
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#include <LibGfx/Painter.h>
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namespace PixelPaint {
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Selection::Selection(Image& image)
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: m_image(image)
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{
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}
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void Selection::clear()
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{
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m_mask = {};
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for (auto* client : m_clients)
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client->selection_did_change();
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}
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void Selection::merge(Mask const& mask, MergeMode mode)
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{
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switch (mode) {
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case MergeMode::Set:
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m_mask = mask;
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break;
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case MergeMode::Add:
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m_mask.add(mask);
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break;
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case MergeMode::Subtract:
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m_mask.subtract(mask);
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break;
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case MergeMode::Intersect:
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m_mask.intersect(mask);
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break;
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default:
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VERIFY_NOT_REACHED();
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}
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}
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void Selection::add_client(SelectionClient& client)
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{
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VERIFY(!m_clients.contains(&client));
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m_clients.set(&client);
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}
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void Selection::remove_client(SelectionClient& client)
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{
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VERIFY(m_clients.contains(&client));
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m_clients.remove(&client);
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}
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}
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