PixelPaint: Move Tools to it's own subdirectory

The PixelPaint source directory was getting a bit large, let's move all the Tools to it's own subdirectory. Also remove some unused includes.
2025-07-25 23:47:45 +00:00 · 2021-09-17 09:54:55 +02:00 · 2021-09-17 09:54:55 +02:00 · f9e0815c3b
commit f9e0815c3b
parent 61ad239ee0
35 changed files with 67 additions and 69 deletions
--- a/Userland/Applications/PixelPaint/Tools/EraseTool.cpp
+++ b/Userland/Applications/PixelPaint/Tools/EraseTool.cpp
@ -0,0 +1,140 @@
+/*
+ * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
+ * Copyright (c) 2021, Mustafa Quraish <mustafa@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include "EraseTool.h"
+#include "../ImageEditor.h"
+#include "../Layer.h"
+#include <LibGUI/Action.h>
+#include <LibGUI/BoxLayout.h>
+#include <LibGUI/CheckBox.h>
+#include <LibGUI/Label.h>
+#include <LibGUI/Menu.h>
+#include <LibGUI/Painter.h>
+#include <LibGUI/RadioButton.h>
+#include <LibGUI/ValueSlider.h>
+#include <LibGfx/Bitmap.h>
+
+namespace PixelPaint {
+
+EraseTool::EraseTool()
+{
+}
+
+EraseTool::~EraseTool()
+{
+}
+
+Color EraseTool::color_for(GUI::MouseEvent const&)
+{
+    if (m_use_secondary_color)
+        return m_editor->secondary_color();
+    return Color(255, 255, 255, 0);
+}
+
+void EraseTool::draw_point(Gfx::Bitmap& bitmap, Gfx::Color const& color, Gfx::IntPoint const& point)
+{
+    if (m_draw_mode == DrawMode::Pencil) {
+        int radius = size() / 2;
+        Gfx::IntRect rect { point.x() - radius, point.y() - radius, size(), size() };
+        GUI::Painter painter(bitmap);
+        painter.clear_rect(rect, color);
+    } else {
+        for (int y = point.y() - size(); y < point.y() + size(); y++) {
+            for (int x = point.x() - size(); x < point.x() + size(); x++) {
+                auto distance = point.distance_from({ x, y });
+                if (x < 0 || x >= bitmap.width() || y < 0 || y >= bitmap.height())
+                    continue;
+                if (distance >= size())
+                    continue;
+                auto old_color = bitmap.get_pixel(x, y);
+                auto falloff = (1.0 - double { distance / size() }) * (1.0 / (100 - hardness()));
+                auto new_color = old_color.interpolate(color, falloff);
+                bitmap.set_pixel(x, y, new_color);
+            }
+        }
+    }
+}
+
+GUI::Widget* EraseTool::get_properties_widget()
+{
+    if (!m_properties_widget) {
+        m_properties_widget = GUI::Widget::construct();
+        m_properties_widget->set_layout<GUI::VerticalBoxLayout>();
+
+        auto& size_container = m_properties_widget->add<GUI::Widget>();
+        size_container.set_fixed_height(20);
+        size_container.set_layout<GUI::HorizontalBoxLayout>();
+
+        auto& size_label = size_container.add<GUI::Label>("Size:");
+        size_label.set_text_alignment(Gfx::TextAlignment::CenterLeft);
+        size_label.set_fixed_size(80, 20);
+
+        auto& size_slider = size_container.add<GUI::ValueSlider>(Orientation::Horizontal, "px");
+        size_slider.set_range(1, 100);
+        size_slider.set_value(size());
+
+        size_slider.on_change = [&](int value) {
+            set_size(value);
+        };
+        set_primary_slider(&size_slider);
+
+        auto& hardness_container = m_properties_widget->add<GUI::Widget>();
+        hardness_container.set_fixed_height(20);
+        hardness_container.set_layout<GUI::HorizontalBoxLayout>();
+
+        auto& hardness_label = hardness_container.add<GUI::Label>("Hardness:");
+        hardness_label.set_text_alignment(Gfx::TextAlignment::CenterLeft);
+        hardness_label.set_fixed_size(80, 20);
+
+        auto& hardness_slider = hardness_container.add<GUI::ValueSlider>(Orientation::Horizontal, "%");
+        hardness_slider.set_range(1, 99);
+        hardness_slider.set_value(hardness());
+
+        hardness_slider.on_change = [&](int value) {
+            set_hardness(value);
+        };
+        set_secondary_slider(&hardness_slider);
+
+        auto& secondary_color_container = m_properties_widget->add<GUI::Widget>();
+        secondary_color_container.set_fixed_height(20);
+        secondary_color_container.set_layout<GUI::HorizontalBoxLayout>();
+
+        auto& use_secondary_color_checkbox = secondary_color_container.add<GUI::CheckBox>();
+        use_secondary_color_checkbox.set_checked(m_use_secondary_color);
+        use_secondary_color_checkbox.set_text("Use secondary color");
+        use_secondary_color_checkbox.on_checked = [&](bool checked) {
+            m_use_secondary_color = checked;
+        };
+
+        auto& mode_container = m_properties_widget->add<GUI::Widget>();
+        mode_container.set_fixed_height(46);
+        mode_container.set_layout<GUI::HorizontalBoxLayout>();
+        auto& mode_label = mode_container.add<GUI::Label>("Draw Mode:");
+        mode_label.set_text_alignment(Gfx::TextAlignment::CenterLeft);
+        mode_label.set_fixed_size(80, 20);
+
+        auto& mode_radio_container = mode_container.add<GUI::Widget>();
+        mode_radio_container.set_layout<GUI::VerticalBoxLayout>();
+        auto& pencil_mode_radio = mode_radio_container.add<GUI::RadioButton>("Pencil");
+        auto& brush_mode_radio = mode_radio_container.add<GUI::RadioButton>("Brush");
+
+        pencil_mode_radio.on_checked = [&](bool) {
+            m_draw_mode = DrawMode::Pencil;
+            hardness_slider.set_enabled(false);
+        };
+        brush_mode_radio.on_checked = [&](bool) {
+            m_draw_mode = DrawMode::Brush;
+            hardness_slider.set_enabled(true);
+        };
+
+        pencil_mode_radio.set_checked(true);
+    }
+
+    return m_properties_widget.ptr();
+}
+
+}