ladybird/Applications/PixelPaint/EllipseTool.cpp
Andreas Kling 984683cf34 Revert "LibM: Always include <math.h> instead of <LibM/math.h>"
This reverts commit dc12cbca41.

Sadly this broke the build due to some confusion about <new>.
Reverting until this can be solved fully.
2020-08-04 21:17:43 +02:00

136 lines
4.7 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "EllipseTool.h"
#include "ImageEditor.h"
#include "Layer.h"
#include <LibGUI/Action.h>
#include <LibGUI/Menu.h>
#include <LibGUI/Painter.h>
#include <LibGfx/Rect.h>
#include <LibM/math.h>
namespace PixelPaint {
EllipseTool::EllipseTool()
{
}
EllipseTool::~EllipseTool()
{
}
void EllipseTool::draw_using(GUI::Painter& painter, const Gfx::IntRect& ellipse_intersecting_rect)
{
switch (m_mode) {
case Mode::Outline:
painter.draw_ellipse_intersecting(ellipse_intersecting_rect, m_editor->color_for(m_drawing_button), m_thickness);
break;
default:
ASSERT_NOT_REACHED();
}
}
void EllipseTool::on_mousedown(Layer&, GUI::MouseEvent& event, GUI::MouseEvent&)
{
if (event.button() != GUI::MouseButton::Left && event.button() != GUI::MouseButton::Right)
return;
if (m_drawing_button != GUI::MouseButton::None)
return;
m_drawing_button = event.button();
m_ellipse_start_position = event.position();
m_ellipse_end_position = event.position();
m_editor->update();
}
void EllipseTool::on_mouseup(Layer& layer, GUI::MouseEvent& event, GUI::MouseEvent&)
{
if (event.button() == m_drawing_button) {
GUI::Painter painter(layer.bitmap());
draw_using(painter, Gfx::IntRect::from_two_points(m_ellipse_start_position, m_ellipse_end_position));
m_drawing_button = GUI::MouseButton::None;
m_editor->update();
}
}
void EllipseTool::on_mousemove(Layer&, GUI::MouseEvent& event, GUI::MouseEvent&)
{
if (m_drawing_button == GUI::MouseButton::None)
return;
m_ellipse_end_position = event.position();
m_editor->update();
}
void EllipseTool::on_second_paint(const Layer& layer, GUI::PaintEvent& event)
{
if (m_drawing_button == GUI::MouseButton::None)
return;
GUI::Painter painter(*m_editor);
painter.add_clip_rect(event.rect());
auto preview_start = m_editor->layer_position_to_editor_position(layer, m_ellipse_start_position).to_type<int>();
auto preview_end = m_editor->layer_position_to_editor_position(layer, m_ellipse_end_position).to_type<int>();
draw_using(painter, Gfx::IntRect::from_two_points(preview_start, preview_end));
}
void EllipseTool::on_keydown(GUI::KeyEvent& event)
{
if (event.key() == Key_Escape && m_drawing_button != GUI::MouseButton::None) {
m_drawing_button = GUI::MouseButton::None;
m_editor->update();
event.accept();
}
}
void EllipseTool::on_tool_button_contextmenu(GUI::ContextMenuEvent& event)
{
if (!m_context_menu) {
m_context_menu = GUI::Menu::construct();
m_context_menu->add_action(GUI::Action::create("Outline", [this](auto&) {
m_mode = Mode::Outline;
}));
m_context_menu->add_separator();
m_thickness_actions.set_exclusive(true);
auto insert_action = [&](int size, bool checked = false) {
auto action = GUI::Action::create_checkable(String::number(size), [this, size](auto&) {
m_thickness = size;
});
action->set_checked(checked);
m_thickness_actions.add_action(*action);
m_context_menu->add_action(move(action));
};
insert_action(1, true);
insert_action(2);
insert_action(3);
insert_action(4);
}
m_context_menu->popup(event.screen_position());
}
}