mirror of
https://github.com/RGBCube/serenity
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f34b1c7a7e
`Tool::get_properties_widget()` now also returns a NNRP to a widget rather than a raw pointer.
92 lines
3 KiB
C++
92 lines
3 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2022, Aaron Yoder <aaronjyoder@gmail.com>
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* Copyright (c) 2022, the SerenityOS developers.
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* Copyright (c) 2022, Timothy Slater <tslater2006@gmail.com>.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "BucketTool.h"
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#include "../ImageEditor.h"
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#include "../Layer.h"
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#include "../Mask.h"
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#include <AK/HashTable.h>
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#include <AK/Queue.h>
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#include <LibGUI/BoxLayout.h>
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#include <LibGUI/Label.h>
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#include <LibGUI/Painter.h>
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#include <LibGUI/ValueSlider.h>
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#include <LibGfx/Bitmap.h>
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#include <LibGfx/Rect.h>
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namespace PixelPaint {
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BucketTool::BucketTool()
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{
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m_cursor = NonnullRefPtr<Gfx::Bitmap const> { Gfx::Bitmap::load_from_file("/res/icons/pixelpaint/bucket.png"sv).release_value_but_fixme_should_propagate_errors() };
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}
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static void flood_fill(Gfx::Bitmap& bitmap, Gfx::IntPoint start_position, Color fill_color, int threshold)
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{
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VERIFY(bitmap.bpp() == 32);
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if (!bitmap.rect().contains(start_position))
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return;
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auto pixel_visited = [&](Gfx::IntPoint location) {
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bitmap.set_pixel<Gfx::StorageFormat::BGRA8888>(location.x(), location.y(), fill_color);
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};
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bitmap.flood_visit_from_point(start_position, threshold, move(pixel_visited));
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}
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void BucketTool::on_mousedown(Layer* layer, MouseEvent& event)
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{
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if (!layer)
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return;
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auto& layer_event = event.layer_event();
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if (!layer->rect().contains(layer_event.position()))
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return;
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if (auto selection = layer->image().selection(); !selection.is_empty() && !selection.is_selected(event.image_event().position()))
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return;
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GUI::Painter painter(layer->get_scratch_edited_bitmap());
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flood_fill(layer->get_scratch_edited_bitmap(), layer_event.position(), m_editor->color_for(layer_event), m_threshold);
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layer->did_modify_bitmap(layer->get_scratch_edited_bitmap().rect());
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m_editor->did_complete_action(tool_name());
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}
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NonnullRefPtr<GUI::Widget> BucketTool::get_properties_widget()
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{
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if (!m_properties_widget) {
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auto properties_widget = GUI::Widget::construct();
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properties_widget->set_layout<GUI::VerticalBoxLayout>();
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auto& threshold_container = properties_widget->add<GUI::Widget>();
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threshold_container.set_fixed_height(20);
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threshold_container.set_layout<GUI::HorizontalBoxLayout>();
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auto& threshold_label = threshold_container.add<GUI::Label>("Threshold:"_string);
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threshold_label.set_text_alignment(Gfx::TextAlignment::CenterLeft);
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threshold_label.set_fixed_size(80, 20);
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auto& threshold_slider = threshold_container.add<GUI::ValueSlider>(Orientation::Horizontal, "%"_string);
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threshold_slider.set_range(0, 100);
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threshold_slider.set_value(m_threshold);
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threshold_slider.on_change = [this](int value) {
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m_threshold = value;
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};
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set_primary_slider(&threshold_slider);
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m_properties_widget = properties_widget;
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}
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return *m_properties_widget;
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}
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}
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