ladybird/Userland/Applications/PixelPaint/Tools/PenTool.cpp
Tim Ledbetter f34b1c7a7e PixelPaint: Make tool properties widget construction non-fallible
`Tool::get_properties_widget()` now also returns a NNRP to a widget
rather than a raw pointer.
2023-09-25 10:58:31 +02:00

66 lines
1.9 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021, Mustafa Quraish <mustafa@serenityos.org>
* Copyright (c) 2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "PenTool.h"
#include "../ImageEditor.h"
#include "../Layer.h"
#include <LibGUI/Action.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Label.h>
#include <LibGUI/Menu.h>
#include <LibGUI/Painter.h>
#include <LibGUI/ValueSlider.h>
namespace PixelPaint {
PenTool::PenTool()
{
set_size(1);
}
void PenTool::draw_point(Gfx::Bitmap& bitmap, Gfx::Color color, Gfx::IntPoint point)
{
GUI::Painter painter(bitmap);
painter.draw_line(point, point, color, size());
}
void PenTool::draw_line(Gfx::Bitmap& bitmap, Gfx::Color color, Gfx::IntPoint start, Gfx::IntPoint end)
{
GUI::Painter painter(bitmap);
painter.draw_line(start, end, color, size());
}
NonnullRefPtr<GUI::Widget> PenTool::get_properties_widget()
{
if (!m_properties_widget) {
auto properties_widget = GUI::Widget::construct();
properties_widget->set_layout<GUI::VerticalBoxLayout>();
auto& size_container = properties_widget->add<GUI::Widget>();
size_container.set_fixed_height(20);
size_container.set_layout<GUI::HorizontalBoxLayout>();
auto& size_label = size_container.add<GUI::Label>("Thickness:"_string);
size_label.set_text_alignment(Gfx::TextAlignment::CenterLeft);
size_label.set_fixed_size(80, 20);
auto& size_slider = size_container.add<GUI::ValueSlider>(Orientation::Horizontal, "px"_string);
size_slider.set_range(1, 20);
size_slider.set_value(size());
size_slider.on_change = [this](int value) {
set_size(value);
};
set_primary_slider(&size_slider);
m_properties_widget = properties_widget;
}
return *m_properties_widget;
}
}