mirror of
https://github.com/fergalmoran/ladybird.git
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ed46d52252
AK's version should see better inlining behaviors, than the LibM one. We avoid mixed usage for now though. Also clean up some stale math includes and improper floatingpoint usage.
123 lines
3.7 KiB
C++
123 lines
3.7 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "EllipseTool.h"
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#include "ImageEditor.h"
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#include "Layer.h"
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#include <LibGUI/Action.h>
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#include <LibGUI/Menu.h>
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#include <LibGUI/Painter.h>
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#include <LibGfx/Rect.h>
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namespace PixelPaint {
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EllipseTool::EllipseTool()
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{
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}
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EllipseTool::~EllipseTool()
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{
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}
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void EllipseTool::draw_using(GUI::Painter& painter, Gfx::IntRect const& ellipse_intersecting_rect)
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{
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switch (m_mode) {
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case Mode::Outline:
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painter.draw_ellipse_intersecting(ellipse_intersecting_rect, m_editor->color_for(m_drawing_button), m_thickness);
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break;
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case Mode::Fill:
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painter.fill_ellipse(ellipse_intersecting_rect, m_editor->color_for(m_drawing_button));
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break;
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default:
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VERIFY_NOT_REACHED();
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}
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}
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void EllipseTool::on_mousedown(Layer&, GUI::MouseEvent& event, GUI::MouseEvent&)
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{
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if (event.button() != GUI::MouseButton::Left && event.button() != GUI::MouseButton::Right)
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return;
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if (m_drawing_button != GUI::MouseButton::None)
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return;
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m_drawing_button = event.button();
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m_ellipse_start_position = event.position();
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m_ellipse_end_position = event.position();
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m_editor->update();
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}
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void EllipseTool::on_mouseup(Layer& layer, GUI::MouseEvent& event, GUI::MouseEvent&)
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{
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if (event.button() == m_drawing_button) {
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GUI::Painter painter(layer.bitmap());
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draw_using(painter, Gfx::IntRect::from_two_points(m_ellipse_start_position, m_ellipse_end_position));
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m_drawing_button = GUI::MouseButton::None;
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m_editor->update();
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m_editor->did_complete_action();
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}
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}
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void EllipseTool::on_mousemove(Layer&, GUI::MouseEvent& event, GUI::MouseEvent&)
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{
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if (m_drawing_button == GUI::MouseButton::None)
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return;
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m_ellipse_end_position = event.position();
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m_editor->update();
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}
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void EllipseTool::on_second_paint(Layer const& layer, GUI::PaintEvent& event)
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{
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if (m_drawing_button == GUI::MouseButton::None)
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return;
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GUI::Painter painter(*m_editor);
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painter.add_clip_rect(event.rect());
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auto preview_start = m_editor->layer_position_to_editor_position(layer, m_ellipse_start_position).to_type<int>();
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auto preview_end = m_editor->layer_position_to_editor_position(layer, m_ellipse_end_position).to_type<int>();
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draw_using(painter, Gfx::IntRect::from_two_points(preview_start, preview_end));
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}
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void EllipseTool::on_keydown(GUI::KeyEvent& event)
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{
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if (event.key() == Key_Escape && m_drawing_button != GUI::MouseButton::None) {
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m_drawing_button = GUI::MouseButton::None;
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m_editor->update();
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event.accept();
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}
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}
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void EllipseTool::on_tool_button_contextmenu(GUI::ContextMenuEvent& event)
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{
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if (!m_context_menu) {
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m_context_menu = GUI::Menu::construct();
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m_context_menu->add_action(GUI::Action::create("Outline", [this](auto&) {
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m_mode = Mode::Outline;
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}));
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m_context_menu->add_action(GUI::Action::create("Fill", [this](auto&) {
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m_mode = Mode::Fill;
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}));
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m_context_menu->add_separator();
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m_thickness_actions.set_exclusive(true);
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auto insert_action = [&](int size, bool checked = false) {
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auto action = GUI::Action::create_checkable(String::number(size), [this, size](auto&) {
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m_thickness = size;
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});
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action->set_checked(checked);
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m_thickness_actions.add_action(*action);
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m_context_menu->add_action(move(action));
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};
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insert_action(1, true);
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insert_action(2);
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insert_action(3);
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insert_action(4);
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}
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m_context_menu->popup(event.screen_position());
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}
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}
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