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+/*
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+ * Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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+ * All rights reserved.
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+ *
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+ * Redistribution and use in source and binary forms, with or without
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+ * modification, are permitted provided that the following conditions are met:
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+ *
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+ * 1. Redistributions of source code must retain the above copyright notice, this
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+ * list of conditions and the following disclaimer.
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+ *
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+ * 2. Redistributions in binary form must reproduce the above copyright notice,
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+ * this list of conditions and the following disclaimer in the documentation
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+ * and/or other materials provided with the distribution.
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+ *
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+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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+ */
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+
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+#pragma once
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+
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+#include <AK/NonnullRefPtrVector.h>
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+#include <AK/RefCounted.h>
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+#include <AK/Vector.h>
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+#include <LibGUI/Forward.h>
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+#include <LibGfx/Forward.h>
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+#include <LibGfx/Rect.h>
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+#include <LibGfx/Size.h>
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+
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+namespace PaintBrush {
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+
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+class Layer;
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+
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+class Image : public RefCounted<Image> {
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+public:
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+ static RefPtr<Image> create_with_size(const Gfx::Size&);
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+
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+ size_t layer_count() const { return m_layers.size(); }
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+ const Layer& layer(size_t index) const { return m_layers.at(index); }
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+
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+ const Gfx::Size& size() const { return m_size; }
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+ Gfx::Rect rect() const { return { {}, m_size }; }
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+
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+ void add_layer(NonnullRefPtr<Layer>);
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+
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+ void paint_into(GUI::Painter&, const Gfx::Rect& dest_rect, const Gfx::Rect& src_rect);
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+
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+private:
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+ explicit Image(const Gfx::Size&);
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+
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+ Gfx::Size m_size;
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+ NonnullRefPtrVector<Layer> m_layers;
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+};
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+
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+}
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