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https://github.com/RGBCube/serenity
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208e3f1978
This commit also starts the adoption of ErrorOr<T> and the String class in ImageViewer. However, there is still a few more changes that could be made. Since the actions of using LibFSAC and using String in more places are tightly coupled, I decided to put them in one commit.
87 lines
2.9 KiB
C++
87 lines
2.9 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2021, Linus Groh <linusg@serenityos.org>
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* Copyright (c) 2021, Mohsan Ali <mohsan0073@gmail.com>
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* Copyright (c) 2022, Mustafa Quraish <mustafa@serenityos.org>
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* Copyright (c) 2022, the SerenityOS developers.
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* Copyright (c) 2023, Caoimhe Byrne <caoimhebyrne06@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 <LibCore/Timer.h>
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#include <LibGUI/AbstractZoomPanWidget.h>
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#include <LibGUI/Painter.h>
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#include <LibImageDecoderClient/Client.h>
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namespace ImageViewer {
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class ViewWidget final : public GUI::AbstractZoomPanWidget {
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C_OBJECT(ViewWidget)
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public:
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enum Directions {
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First,
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Back,
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Forward,
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Last
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};
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virtual ~ViewWidget() override = default;
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Gfx::Bitmap const* bitmap() const { return m_bitmap.ptr(); }
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String const& path() const { return m_path; }
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void set_toolbar_height(int height) { m_toolbar_height = height; }
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int toolbar_height() { return m_toolbar_height; }
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bool scaled_for_first_image() { return m_scaled_for_first_image; }
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void set_scaled_for_first_image(bool val) { m_scaled_for_first_image = val; }
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void set_path(String const& path);
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void resize_window();
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void scale_image_for_window();
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void set_scaling_mode(Gfx::Painter::ScalingMode);
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bool is_next_available() const;
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bool is_previous_available() const;
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void clear();
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void flip(Gfx::Orientation);
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void rotate(Gfx::RotationDirection);
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void navigate(Directions);
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void open_file(String const&, Core::File&);
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Function<void()> on_doubleclick;
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Function<void(const GUI::DropEvent&)> on_drop;
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Function<void(Gfx::Bitmap const*)> on_image_change;
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private:
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ViewWidget();
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virtual void doubleclick_event(GUI::MouseEvent&) override;
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virtual void paint_event(GUI::PaintEvent&) override;
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virtual void mousedown_event(GUI::MouseEvent&) override;
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virtual void mouseup_event(GUI::MouseEvent&) override;
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virtual void drag_enter_event(GUI::DragEvent&) override;
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virtual void drop_event(GUI::DropEvent&) override;
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virtual void resize_event(GUI::ResizeEvent&) override;
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void set_bitmap(Gfx::Bitmap const* bitmap);
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void animate();
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Vector<DeprecatedString> load_files_from_directory(DeprecatedString const& path) const;
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ErrorOr<void> try_open_file(String const&, Core::File&);
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String m_path;
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RefPtr<Gfx::Bitmap const> m_bitmap;
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Optional<ImageDecoderClient::DecodedImage> m_decoded_image;
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size_t m_current_frame_index { 0 };
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size_t m_loops_completed { 0 };
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NonnullRefPtr<Core::Timer> m_timer;
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int m_toolbar_height { 28 };
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bool m_scaled_for_first_image { false };
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Vector<DeprecatedString> m_files_in_same_dir;
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Optional<size_t> m_current_index;
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Gfx::Painter::ScalingMode m_scaling_mode { Gfx::Painter::ScalingMode::NearestNeighbor };
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};
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}
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