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https://github.com/SerenityOS/serenity.git
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81 lines
2.5 KiB
C
81 lines
2.5 KiB
C
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/*
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* Copyright (c) 2020, Itamar S. <itamar8910@gmail.com>
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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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#pragma once
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#include <AK/String.h>
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#include <AK/Vector.h>
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#include <LibDiff/Hunks.h>
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#include <LibGUI/ScrollableWidget.h>
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namespace HackStudio {
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class DiffViewer final : public GUI::ScrollableWidget {
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C_OBJECT(DiffViewer)
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public:
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virtual ~DiffViewer() override;
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void set_content(const String& original, const String& diff);
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private:
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DiffViewer(const String& original, const String& diff);
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DiffViewer();
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void setup_properties();
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virtual void paint_event(GUI::PaintEvent&) override;
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virtual void resize_event(GUI::ResizeEvent&) override;
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void update_content_size();
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enum class LinePosition {
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Left,
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Right,
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Both,
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};
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enum class LineType {
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Normal,
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Diff,
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Missing,
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};
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void draw_line(GUI::Painter&, const String& line, size_t y_offset, LinePosition, LineType);
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static Vector<String> split_to_lines(const String& text);
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static Gfx::Color red_background();
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static Gfx::Color green_background();
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static Gfx::Color gray_background();
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size_t line_height() const;
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Gfx::IntRect separator_rect() const;
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Vector<String> m_original_lines;
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Vector<Diff::Hunk> m_hunks;
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};
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}
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