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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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* 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 <LibGUI/Frame.h>
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#include <LibGfx/Bitmap.h>
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#include <LibGfx/FloatPoint.h>
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class QSLabel;
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class QSWidget final : public GUI::Frame {
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C_OBJECT(QSWidget)
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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 ~QSWidget() override;
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const Gfx::Bitmap* bitmap() const { return m_bitmap.ptr(); }
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const String& path() const { return m_path; }
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void set_scale(int);
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int scale() { return m_scale; }
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void set_toolbar_height(int height) { m_toolbar_height = height; }
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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 load_from_file(const String&);
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Function<void(int)> on_scale_change;
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Function<void(const GUI::DropEvent&)> on_drop;
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private:
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QSWidget();
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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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virtual void mousedown_event(GUI::MouseEvent&) override;
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virtual void mouseup_event(GUI::MouseEvent&) override;
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virtual void mousemove_event(GUI::MouseEvent&) override;
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virtual void mousewheel_event(GUI::MouseEvent&) override;
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virtual void drop_event(GUI::DropEvent&) override;
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void relayout();
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void resize_window();
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String m_path;
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RefPtr<Gfx::Bitmap> m_bitmap;
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int m_toolbar_height { 28 };
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Gfx::Rect m_bitmap_rect;
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int m_scale { 100 };
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Gfx::FloatPoint m_pan_origin;
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Gfx::Point m_click_position;
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Gfx::FloatPoint m_saved_pan_origin;
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Vector<String> m_files_in_same_dir;
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};
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