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PixelPaint: Relate cursor to brush tool size

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This patch changes the cursor for the brush tool to a circle of dynamic
size to indicate the region where the tool will apply color changes.
This commit is contained in:
Torstennator 2022-10-08 16:55:27 +02:00 • committed by Linus Groh
parent e9ca641d45
commit e520b9c3a3
6 changed files with 87 additions and 6 deletions
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15
Userland/Applications/PixelPaint/Tools/BrushTool.h
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@ -2,12 +2,14 @@
* Copyright (c) 2020, Ben Jilks <benjyjilks@gmail.com>
* Copyright (c) 2021, Mustafa Quraish <mustafa@serenityos.org>
* Copyright (c) 2022, the SerenityOS developers.
* Copyright (c) 2022, Torsten Engelmann <engelTorsten@gmx.de>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include "../ImageEditor.h"
#include "Tool.h"
namespace PixelPaint {
@ -21,9 +23,14 @@ public:
virtual void on_mousemove(Layer*, MouseEvent&) override;
virtual void on_mouseup(Layer*, MouseEvent&) override;
virtual GUI::Widget* get_properties_widget() override;
virtual Variant<Gfx::StandardCursor, NonnullRefPtr<Gfx::Bitmap>> cursor() override { return Gfx::StandardCursor::Crosshair; }
virtual Variant<Gfx::StandardCursor, NonnullRefPtr<Gfx::Bitmap>> cursor() override
{
if (m_editor && m_editor->scale() != m_scale_last_created_cursor)
refresh_editor_cursor();
return m_cursor;
}
void set_size(int size) { m_size = size; }
void set_size(int size);
int size() const { return m_size; }
void set_hardness(int hardness) { m_hardness = hardness; }
@ -41,6 +48,9 @@ protected:
virtual Color color_for(GUI::MouseEvent const& event);
virtual void draw_point(Gfx::Bitmap& bitmap, Gfx::Color const& color, Gfx::IntPoint const& point);
virtual void draw_line(Gfx::Bitmap& bitmap, Gfx::Color const& color, Gfx::IntPoint const& start, Gfx::IntPoint const& end);
virtual NonnullRefPtr<Gfx::Bitmap> build_cursor();
void refresh_editor_cursor();
float m_scale_last_created_cursor = 0;
private:
RefPtr<GUI::Widget> m_properties_widget;
@ -49,6 +59,7 @@ private:
bool m_was_drawing { false };
bool m_has_clicked { false };
Gfx::IntPoint m_last_position;
NonnullRefPtr<Gfx::Bitmap> m_cursor = build_cursor();
};
}