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serenity/Userland/Applications/PixelPaint/Tools/WandSelectTool.cpp
Ali Mohammad Pur 5e1499d104 Everywhere: Rename {Deprecated => Byte}String
This commit un-deprecates DeprecatedString, and repurposes it as a byte
string.
As the null state has already been removed, there are no other
particularly hairy blockers in repurposing this type as a byte string
(what it _really_ is).

This commit is auto-generated:
  $ xs=$(ack -l \bDeprecatedString\b\|deprecated_string AK Userland \
    Meta Ports Ladybird Tests Kernel)
  $ perl -pie 's/\bDeprecatedString\b/ByteString/g;
    s/deprecated_string/byte_string/g' $xs
  $ clang-format --style=file -i \
    $(git diff --name-only | grep \.cpp\|\.h)
  $ gn format $(git ls-files '*.gn' '*.gni')
2023-12-17 18:25:10 +03:30

138 lines
4.6 KiB
C++

/*
* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2022, the SerenityOS developers.
* Copyright (c) 2022, Timothy Slater <tslater2006@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "WandSelectTool.h"
#include "../ImageEditor.h"
#include "../Layer.h"
#include <AK/Queue.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Button.h>
#include <LibGUI/ComboBox.h>
#include <LibGUI/ItemListModel.h>
#include <LibGUI/Label.h>
#include <LibGUI/Model.h>
#include <LibGUI/Painter.h>
#include <LibGUI/ValueSlider.h>
namespace PixelPaint {
static void set_flood_selection(Gfx::Bitmap& bitmap, Image& image, Gfx::IntPoint start_position, Gfx::IntRect layer_rect, int threshold, Selection::MergeMode merge_mode)
{
VERIFY(bitmap.bpp() == 32);
auto image_rect = image.rect();
auto mask_rect = layer_rect.intersected(image_rect);
auto selection_mask = Mask::empty(mask_rect);
auto pixel_reached = [&](Gfx::IntPoint location) {
auto point_to_set = layer_rect.top_left() + location;
if (selection_mask.bounding_rect().contains(point_to_set))
selection_mask.set(point_to_set, 0xFF);
};
bitmap.flood_visit_from_point(start_position, threshold, move(pixel_reached));
selection_mask.shrink_to_fit();
image.selection().merge(selection_mask, merge_mode);
}
bool WandSelectTool::on_keydown(GUI::KeyEvent& key_event)
{
if (key_event.key() == KeyCode::Key_Escape) {
m_editor->image().selection().clear();
return true;
}
return Tool::on_keydown(key_event);
}
void WandSelectTool::on_mousedown(Layer* layer, MouseEvent& event)
{
if (!layer)
return;
auto& layer_event = event.layer_event();
if (!layer->rect().contains(layer_event.position()))
return;
m_editor->image().selection().begin_interactive_selection();
set_flood_selection(layer->currently_edited_bitmap(), m_editor->image(), layer_event.position(), layer->relative_rect(), m_threshold, m_merge_mode);
m_editor->image().selection().end_interactive_selection();
m_editor->update();
m_editor->did_complete_action(tool_name());
}
NonnullRefPtr<GUI::Widget> WandSelectTool::get_properties_widget()
{
if (m_properties_widget) {
return *m_properties_widget.ptr();
}
auto properties_widget = GUI::Widget::construct();
properties_widget->set_layout<GUI::VerticalBoxLayout>();
auto& threshold_container = properties_widget->add<GUI::Widget>();
threshold_container.set_fixed_height(20);
threshold_container.set_layout<GUI::HorizontalBoxLayout>();
auto& threshold_label = threshold_container.add<GUI::Label>("Threshold:"_string);
threshold_label.set_text_alignment(Gfx::TextAlignment::CenterLeft);
threshold_label.set_fixed_size(80, 20);
auto& threshold_slider = threshold_container.add<GUI::ValueSlider>(Orientation::Horizontal, "%"_string);
threshold_slider.set_range(0, 100);
threshold_slider.set_value(m_threshold);
threshold_slider.on_change = [this](int value) {
m_threshold = value;
};
set_primary_slider(&threshold_slider);
auto& mode_container = properties_widget->add<GUI::Widget>();
mode_container.set_fixed_height(20);
mode_container.set_layout<GUI::HorizontalBoxLayout>();
auto& mode_label = mode_container.add<GUI::Label>();
mode_label.set_text("Mode:"_string);
mode_label.set_text_alignment(Gfx::TextAlignment::CenterLeft);
mode_label.set_fixed_size(80, 20);
for (int i = 0; i < (int)Selection::MergeMode::__Count; i++) {
switch ((Selection::MergeMode)i) {
case Selection::MergeMode::Set:
m_merge_mode_names.append("Set");
break;
case Selection::MergeMode::Add:
m_merge_mode_names.append("Add");
break;
case Selection::MergeMode::Subtract:
m_merge_mode_names.append("Subtract");
break;
case Selection::MergeMode::Intersect:
m_merge_mode_names.append("Intersect");
break;
default:
VERIFY_NOT_REACHED();
}
}
auto& mode_combo = mode_container.add<GUI::ComboBox>();
mode_combo.set_only_allow_values_from_model(true);
mode_combo.set_model(*GUI::ItemListModel<ByteString>::create(m_merge_mode_names));
mode_combo.set_selected_index((int)m_merge_mode);
mode_combo.on_change = [this](auto&&, GUI::ModelIndex const& index) {
VERIFY(index.row() >= 0);
VERIFY(index.row() < (int)Selection::MergeMode::__Count);
m_merge_mode = (Selection::MergeMode)index.row();
};
m_properties_widget = properties_widget;
return *m_properties_widget;
}
}