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- /*
- * Copyright (c) 2021-2023, the SerenityOS developers.
- *
- * SPDX-License-Identifier: BSD-2-Clause
- */
- #include "ZoomTool.h"
- #include "../ImageEditor.h"
- #include <LibGUI/BoxLayout.h>
- #include <LibGUI/Label.h>
- #include <LibGUI/ValueSlider.h>
- namespace PixelPaint {
- void ZoomTool::on_mousedown(Layer*, MouseEvent& event)
- {
- auto& raw_event = event.raw_event();
- if (raw_event.button() != GUI::MouseButton::Primary && raw_event.button() != GUI::MouseButton::Secondary)
- return;
- auto scale_factor = (raw_event.button() == GUI::MouseButton::Primary) ? m_sensitivity : -m_sensitivity;
- auto new_scale = m_editor->scale() * AK::exp2(scale_factor);
- m_editor->scale_centered(new_scale, raw_event.position());
- }
- NonnullRefPtr<GUI::Widget> ZoomTool::get_properties_widget()
- {
- if (!m_properties_widget) {
- auto properties_widget = GUI::Widget::construct();
- properties_widget->set_layout<GUI::VerticalBoxLayout>();
- auto& sensitivity_container = properties_widget->add<GUI::Widget>();
- sensitivity_container.set_fixed_height(20);
- sensitivity_container.set_layout<GUI::HorizontalBoxLayout>();
- auto& sensitivity_label = sensitivity_container.add<GUI::Label>("Sensitivity:"_string);
- sensitivity_label.set_text_alignment(Gfx::TextAlignment::CenterLeft);
- sensitivity_label.set_fixed_size(80, 20);
- auto& sensitivity_slider = sensitivity_container.add<GUI::ValueSlider>(Orientation::Horizontal, "%"_string);
- sensitivity_slider.set_range(1, 100);
- sensitivity_slider.set_value(100 * m_sensitivity);
- sensitivity_slider.on_change = [this](int value) {
- m_sensitivity = value / 100.0f;
- };
- set_primary_slider(&sensitivity_slider);
- m_properties_widget = properties_widget;
- }
- return *m_properties_widget;
- }
- }
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