mirror of
https://github.com/RGBCube/serenity
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121 lines
3.7 KiB
C++
121 lines
3.7 KiB
C++
/*
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* Copyright (c) 2020-2021, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2022, the SerenityOS developers.
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* Copyright (c) 2022, Tobias Christiansen <tobyase@serenityos.org>
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* Copyright (c) 2022, Timothy Slater <tslater2006@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/DeprecatedString.h>
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#include <AK/Noncopyable.h>
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#include <AK/RefCounted.h>
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#include <AK/Weakable.h>
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#include <LibGfx/Bitmap.h>
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#include <LibGfx/Painter.h>
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namespace PixelPaint {
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class Image;
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class Selection;
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class Layer
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: public RefCounted<Layer>
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, public Weakable<Layer> {
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AK_MAKE_NONCOPYABLE(Layer);
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AK_MAKE_NONMOVABLE(Layer);
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public:
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static ErrorOr<NonnullRefPtr<Layer>> try_create_with_size(Image&, Gfx::IntSize, DeprecatedString name);
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static ErrorOr<NonnullRefPtr<Layer>> try_create_with_bitmap(Image&, NonnullRefPtr<Gfx::Bitmap>, DeprecatedString name);
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static ErrorOr<NonnullRefPtr<Layer>> try_create_snapshot(Image&, Layer const&);
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~Layer() = default;
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Gfx::IntPoint location() const { return m_location; }
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void set_location(Gfx::IntPoint location) { m_location = location; }
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Gfx::Bitmap const& display_bitmap() const { return m_cached_display_bitmap; }
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Gfx::Bitmap const& content_bitmap() const { return m_content_bitmap; }
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Gfx::Bitmap& content_bitmap() { return m_content_bitmap; }
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Gfx::Bitmap const* mask_bitmap() const { return m_mask_bitmap; }
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Gfx::Bitmap* mask_bitmap() { return m_mask_bitmap; }
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void create_mask();
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Gfx::Bitmap& get_scratch_edited_bitmap();
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Gfx::IntSize size() const { return content_bitmap().size(); }
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Gfx::IntRect relative_rect() const { return { location(), size() }; }
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Gfx::IntRect rect() const { return { {}, size() }; }
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DeprecatedString const& name() const { return m_name; }
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void set_name(DeprecatedString);
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void flip(Gfx::Orientation orientation);
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void rotate(Gfx::RotationDirection direction);
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void crop(Gfx::IntRect const& rect);
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void resize(Gfx::IntSize new_size, Gfx::Painter::ScalingMode scaling_mode);
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void resize(Gfx::IntRect const& new_rect, Gfx::Painter::ScalingMode scaling_mode);
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void resize(Gfx::IntSize new_size, Gfx::IntPoint new_location, Gfx::Painter::ScalingMode scaling_mode);
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Optional<Gfx::IntRect> nonempty_content_bounding_rect() const;
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ErrorOr<void> try_set_bitmaps(NonnullRefPtr<Gfx::Bitmap> content, RefPtr<Gfx::Bitmap> mask);
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void did_modify_bitmap(Gfx::IntRect const& = {});
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void set_selected(bool selected) { m_selected = selected; }
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bool is_selected() const { return m_selected; }
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bool is_visible() const { return m_visible; }
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void set_visible(bool visible);
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int opacity_percent() const { return m_opacity_percent; }
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void set_opacity_percent(int);
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RefPtr<Gfx::Bitmap> try_copy_bitmap(Selection const&) const;
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Image const& image() const { return m_image; }
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void erase_selection(Selection const&);
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bool is_masked() const { return !m_mask_bitmap.is_null(); }
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enum class EditMode {
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Content,
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Mask,
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};
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EditMode edit_mode() { return m_edit_mode; }
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void set_edit_mode(EditMode mode);
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Gfx::Bitmap& currently_edited_bitmap();
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private:
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Layer(Image&, NonnullRefPtr<Gfx::Bitmap>, DeprecatedString name);
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Image& m_image;
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DeprecatedString m_name;
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Gfx::IntPoint m_location;
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NonnullRefPtr<Gfx::Bitmap> m_content_bitmap;
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RefPtr<Gfx::Bitmap> m_scratch_edited_bitmap { nullptr };
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RefPtr<Gfx::Bitmap> m_mask_bitmap { nullptr };
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NonnullRefPtr<Gfx::Bitmap> m_cached_display_bitmap;
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bool m_selected { false };
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bool m_visible { true };
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int m_opacity_percent { 100 };
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EditMode m_edit_mode { EditMode::Content };
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void update_cached_bitmap();
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};
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}
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