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Serenity Operating System
1/*
2 * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this
9 * list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
22 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#pragma once
28
29#include "Tool.h"
30#include <AK/HashMap.h>
31#include <LibGUI/Forward.h>
32#include <LibGfx/Point.h>
33
34class CursorTool final : public Tool {
35public:
36 explicit CursorTool(FormEditorWidget& editor)
37 : Tool(editor)
38 {
39 }
40 virtual ~CursorTool() override {}
41
42private:
43 virtual const char* class_name() const override { return "CursorTool"; }
44 virtual void on_mousedown(GUI::MouseEvent&) override;
45 virtual void on_mouseup(GUI::MouseEvent&) override;
46 virtual void on_mousemove(GUI::MouseEvent&) override;
47 virtual void on_keydown(GUI::KeyEvent&) override;
48 virtual void on_second_paint(GUI::Painter&, GUI::PaintEvent&) override;
49
50 void set_rubber_band_position(const Gfx::Point&);
51 Gfx::Rect rubber_band_rect() const;
52
53 Gfx::Point m_drag_origin;
54 HashMap<GUI::Widget*, Gfx::Point> m_positions_before_drag;
55 bool m_dragging { false };
56
57 bool m_rubber_banding { false };
58 Gfx::Point m_rubber_band_origin;
59 Gfx::Point m_rubber_band_position;
60};