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serenity/Userland/Applications/PixelPaint/EraseTool.cpp
Mustafa Quraish ec73247e90 PixelPaint: Make EraseTool inherit from BrushTool
This removes all the code to handle events that was essentially
duplicated from BrushTool anyway :^)

I've also renamed "thickness"->"size" to have consistent
terminology.
2021-09-09 11:35:50 +02:00

83 lines
2.5 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021, Mustafa Quraish <mustafa@cs.toronto.edu>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "EraseTool.h"
#include "ImageEditor.h"
#include "Layer.h"
#include <LibGUI/Action.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/CheckBox.h>
#include <LibGUI/Label.h>
#include <LibGUI/Menu.h>
#include <LibGUI/Painter.h>
#include <LibGUI/ValueSlider.h>
#include <LibGfx/Bitmap.h>
namespace PixelPaint {
EraseTool::EraseTool()
{
}
EraseTool::~EraseTool()
{
}
Color EraseTool::color_for(GUI::MouseEvent const&)
{
if (m_use_secondary_color)
return m_editor->secondary_color();
return Color(255, 255, 255, 0);
}
void EraseTool::draw_point(Gfx::Bitmap& bitmap, Gfx::Color const& color, Gfx::IntPoint const& point)
{
int radius = size() / 2;
Gfx::IntRect rect { point.x() - radius, point.y() - radius, size(), size() };
GUI::Painter painter(bitmap);
painter.clear_rect(rect, color);
}
GUI::Widget* EraseTool::get_properties_widget()
{
if (!m_properties_widget) {
m_properties_widget = GUI::Widget::construct();
m_properties_widget->set_layout<GUI::VerticalBoxLayout>();
auto& size_container = m_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>("Size:");
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");
size_slider.set_range(1, 100);
size_slider.set_value(size());
size_slider.on_change = [&](int value) {
set_size(value);
};
set_primary_slider(&size_slider);
auto& secondary_color_container = m_properties_widget->add<GUI::Widget>();
secondary_color_container.set_fixed_height(20);
secondary_color_container.set_layout<GUI::HorizontalBoxLayout>();
auto& use_secondary_color_checkbox = secondary_color_container.add<GUI::CheckBox>();
use_secondary_color_checkbox.set_checked(m_use_secondary_color);
use_secondary_color_checkbox.set_text("Use secondary color");
use_secondary_color_checkbox.on_checked = [&](bool checked) {
m_use_secondary_color = checked;
};
}
return m_properties_widget.ptr();
}
}