ladybird/Userland/Applications/MouseSettings/DoubleClickArrowWidget.cpp

71 lines
2.1 KiB
C++

/*
* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021, Mathias Jakobsen <mathias@jbcoding.com>
* Copyright (c) 2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "DoubleClickArrowWidget.h"
#include <LibGUI/Painter.h>
#include <LibGfx/Font/Font.h>
REGISTER_WIDGET(MouseSettings, DoubleClickArrowWidget);
namespace MouseSettings {
void DoubleClickArrowWidget::set_double_click_speed(int speed)
{
if (m_double_click_speed == speed)
return;
m_double_click_speed = speed;
update();
}
DoubleClickArrowWidget::DoubleClickArrowWidget()
{
m_arrow_bitmap = Gfx::Bitmap::try_load_from_file("/res/graphics/double-click-down-arrow.png").release_value_but_fixme_should_propagate_errors();
}
void DoubleClickArrowWidget::paint_event(GUI::PaintEvent& event)
{
GUI::Painter painter(*this);
painter.add_clip_rect(event.rect());
auto bottom_arrow_rect = m_arrow_bitmap->rect().centered_within(rect()).translated(0, m_arrow_bitmap->height() / 2);
painter.blit_filtered(bottom_arrow_rect.location(), *m_arrow_bitmap, m_arrow_bitmap->rect(), [&](Color color) {
return m_inverted ? color.inverted() : color;
});
auto top_arrow_rect = bottom_arrow_rect;
top_arrow_rect.translate_by(0, -(m_double_click_speed / 50));
painter.blit_filtered(top_arrow_rect.location(), *m_arrow_bitmap, m_arrow_bitmap->rect(), [&](Color color) {
return m_inverted ? color.inverted() : color;
});
auto text_rect = rect();
text_rect.set_y(bottom_arrow_rect.bottom());
text_rect.set_height(font().glyph_height());
}
void DoubleClickArrowWidget::mousedown_event(GUI::MouseEvent&)
{
auto double_click_in_progress = m_double_click_timer.is_valid();
auto elapsed_ms = double_click_in_progress ? m_double_click_timer.elapsed() : 0;
if (!double_click_in_progress || elapsed_ms > m_double_click_speed) {
m_double_click_timer.start();
return;
}
dbgln("Double-click in {}ms", elapsed_ms);
m_inverted = !m_inverted;
update();
m_double_click_timer.reset();
}
}