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serenity/Userland/Applications/PixelPaint/Tools/PickerTool.cpp
Cody Hein ab8522aa17 PixelPaint: ColorPicker updates user colors while dragging
Now the user can hold primary and/or secondary mouse buttons
and move the mouse around while previewing the color on the
statusbar and fine tune their selection. The color will update
live so the color selected when mouse is released is the final
color used.
2022-12-31 04:49:19 -07:00

59 lines
1.8 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 "PickerTool.h"
#include "../ImageEditor.h"
#include "../Layer.h"
#include <LibGUI/BoxLayout.h>
#include <LibGUI/CheckBox.h>
namespace PixelPaint {
void PickerTool::on_mousedown(Layer* layer, MouseEvent& event)
{
if (!layer)
return;
auto layer_event = event.layer_event();
m_editor->set_editor_color_to_color_at_mouse_position(layer_event, m_sample_all_layers);
}
void PickerTool::on_mouseup(Layer*, MouseEvent& event)
{
auto layer_event = event.layer_event();
if (layer_event.buttons() & GUI::MouseButton::Primary || layer_event.buttons() & GUI::MouseButton::Secondary)
return;
m_editor->set_appended_status_info(DeprecatedString::empty());
}
void PickerTool::on_mousemove(Layer* layer, MouseEvent& event)
{
if (!layer)
return;
auto layer_event = event.layer_event();
if (!(layer_event.buttons() & GUI::MouseButton::Primary || layer_event.buttons() & GUI::MouseButton::Secondary))
return;
m_editor->set_editor_color_to_color_at_mouse_position(layer_event, m_sample_all_layers);
}
GUI::Widget* PickerTool::get_properties_widget()
{
if (!m_properties_widget) {
m_properties_widget = GUI::Widget::construct();
m_properties_widget->set_layout<GUI::VerticalBoxLayout>();
auto& sample_checkbox = m_properties_widget->add<GUI::CheckBox>("Sample all layers");
sample_checkbox.set_checked(m_sample_all_layers);
sample_checkbox.on_checked = [&](bool value) {
m_sample_all_layers = value;
};
}
return m_properties_widget.ptr();
}
}