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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <LibGUI/Frame.h>
#include <LibGfx/Bitmap.h>
#include <LibGfx/FloatPoint.h>
class QSLabel;
class QSWidget final : public GUI::Frame {
C_OBJECT(QSWidget)
public:
enum Directions {
First,
Back,
Forward,
Last
};
virtual ~QSWidget() override;
const Gfx::Bitmap* bitmap() const { return m_bitmap.ptr(); }
const String& path() const { return m_path; }
void set_scale(int);
int scale() { return m_scale; }
void flip(Gfx::Orientation);
void rotate(Gfx::RotationDirection);
void navigate(Directions);
void load_from_file(const String&);
Function<void(int)> on_scale_change;
Function<void(const GUI::DropEvent&)> on_drop;
private:
QSWidget();
virtual void paint_event(GUI::PaintEvent&) override;
virtual void resize_event(GUI::ResizeEvent&) override;
virtual void mousedown_event(GUI::MouseEvent&) override;
virtual void mouseup_event(GUI::MouseEvent&) override;
virtual void mousemove_event(GUI::MouseEvent&) override;
virtual void mousewheel_event(GUI::MouseEvent&) override;
virtual void drop_event(GUI::DropEvent&) override;
void relayout();
void resize_window();
String m_path;
RefPtr<Gfx::Bitmap> m_bitmap;
Gfx::Rect m_bitmap_rect;
int m_scale { 100 };
Gfx::FloatPoint m_pan_origin;
Gfx::Point m_click_position;
Gfx::FloatPoint m_saved_pan_origin;
Vector<String> m_files_in_same_dir;
};
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