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Overhaul the Gradient Editor
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/**************************************************************************/
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/* gradient_editor.cpp */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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#include "gradient_editor.h"
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#include "core/os/keyboard.h"
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#include "editor/editor_node.h"
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#include "editor/editor_scale.h"
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#include "editor/editor_string_names.h"
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#include "editor/editor_undo_redo_manager.h"
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#include "scene/resources/gradient_texture.h"
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void GradientEditor::set_gradient(const Ref<Gradient> &p_gradient) {
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gradient = p_gradient;
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connect("ramp_changed", callable_mp(this, &GradientEditor::_ramp_changed));
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gradient->connect_changed(callable_mp(this, &GradientEditor::_gradient_changed));
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set_points(gradient->get_points());
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set_interpolation_mode(gradient->get_interpolation_mode());
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set_interpolation_color_space(gradient->get_interpolation_color_space());
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}
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void GradientEditor::reverse_gradient() {
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gradient->reverse();
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set_points(gradient->get_points());
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emit_signal(SNAME("ramp_changed"));
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queue_redraw();
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}
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int GradientEditor::_get_point_from_pos(int x) {
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int result = -1;
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int total_w = get_size().width - get_size().height - draw_spacing - handle_width;
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float min_distance = 1e20;
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for (int i = 0; i < points.size(); i++) {
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// Check if we clicked at point.
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float distance = ABS(x - points[i].offset * total_w);
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float min = handle_width * 0.85; // Allow the mouse to be more than half a handle width away for ease of grabbing.
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if (distance <= min && distance < min_distance) {
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result = i;
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min_distance = distance;
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}
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}
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return result;
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}
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void GradientEditor::_show_color_picker() {
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if (grabbed == -1) {
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return;
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}
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picker->set_pick_color(points[grabbed].color);
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Size2 minsize = popup->get_contents_minimum_size();
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bool show_above = false;
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if (get_global_position().y + get_size().y + minsize.y > get_viewport_rect().size.y) {
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show_above = true;
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}
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if (show_above) {
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popup->set_position(get_screen_position() - Vector2(0, minsize.y));
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} else {
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popup->set_position(get_screen_position() + Vector2(0, get_size().y));
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}
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popup->popup();
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}
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void GradientEditor::_gradient_changed() {
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if (editing) {
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return;
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}
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editing = true;
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Vector<Gradient::Point> grad_points = gradient->get_points();
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set_points(grad_points);
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set_interpolation_mode(gradient->get_interpolation_mode());
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set_interpolation_color_space(gradient->get_interpolation_color_space());
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queue_redraw();
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editing = false;
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}
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void GradientEditor::_ramp_changed() {
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editing = true;
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EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
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undo_redo->create_action(TTR("Gradient Edited"), UndoRedo::MERGE_ENDS);
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undo_redo->add_do_method(gradient.ptr(), "set_offsets", get_offsets());
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undo_redo->add_do_method(gradient.ptr(), "set_colors", get_colors());
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undo_redo->add_do_method(gradient.ptr(), "set_interpolation_mode", get_interpolation_mode());
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undo_redo->add_do_method(gradient.ptr(), "set_interpolation_color_space", get_interpolation_color_space());
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undo_redo->add_undo_method(gradient.ptr(), "set_offsets", gradient->get_offsets());
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undo_redo->add_undo_method(gradient.ptr(), "set_colors", gradient->get_colors());
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undo_redo->add_undo_method(gradient.ptr(), "set_interpolation_mode", gradient->get_interpolation_mode());
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undo_redo->add_undo_method(gradient.ptr(), "set_interpolation_color_space", gradient->get_interpolation_color_space());
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undo_redo->commit_action();
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editing = false;
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}
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void GradientEditor::_color_changed(const Color &p_color) {
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if (grabbed == -1) {
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return;
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}
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points.write[grabbed].color = p_color;
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queue_redraw();
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emit_signal(SNAME("ramp_changed"));
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}
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void GradientEditor::set_ramp(const Vector<float> &p_offsets, const Vector<Color> &p_colors) {
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ERR_FAIL_COND(p_offsets.size() != p_colors.size());
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points.clear();
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for (int i = 0; i < p_offsets.size(); i++) {
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Gradient::Point p;
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p.offset = p_offsets[i];
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p.color = p_colors[i];
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points.push_back(p);
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}
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points.sort();
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queue_redraw();
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}
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Vector<float> GradientEditor::get_offsets() const {
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Vector<float> ret;
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for (int i = 0; i < points.size(); i++) {
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ret.push_back(points[i].offset);
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}
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return ret;
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}
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Vector<Color> GradientEditor::get_colors() const {
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Vector<Color> ret;
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for (int i = 0; i < points.size(); i++) {
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ret.push_back(points[i].color);
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}
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return ret;
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}
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void GradientEditor::set_points(Vector<Gradient::Point> &p_points) {
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if (points.size() != p_points.size()) {
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grabbed = -1;
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}
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points.clear();
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points = p_points;
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points.sort();
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}
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Vector<Gradient::Point> &GradientEditor::get_points() {
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return points;
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}
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void GradientEditor::set_interpolation_mode(Gradient::InterpolationMode p_interp_mode) {
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interpolation_mode = p_interp_mode;
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}
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Gradient::InterpolationMode GradientEditor::get_interpolation_mode() {
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return interpolation_mode;
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}
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void GradientEditor::set_interpolation_color_space(Gradient::ColorSpace p_color_space) {
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interpolation_color_space = p_color_space;
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}
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Gradient::ColorSpace GradientEditor::get_interpolation_color_space() {
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return interpolation_color_space;
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}
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ColorPicker *GradientEditor::get_picker() {
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return picker;
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}
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PopupPanel *GradientEditor::get_popup() {
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return popup;
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}
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Size2 GradientEditor::get_minimum_size() const {
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return Size2(0, 60) * EDSCALE;
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}
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void GradientEditor::gui_input(const Ref<InputEvent> &p_event) {
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ERR_FAIL_COND(p_event.is_null());
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Ref<InputEventKey> k = p_event;
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if (k.is_valid() && k->is_pressed() && k->get_keycode() == Key::KEY_DELETE && grabbed != -1) {
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points.remove_at(grabbed);
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grabbed = -1;
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grabbing = false;
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queue_redraw();
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emit_signal(SNAME("ramp_changed"));
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accept_event();
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}
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Ref<InputEventMouseButton> mb = p_event;
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if (mb.is_valid() && mb->is_pressed()) {
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float adjusted_mb_x = mb->get_position().x - handle_width / 2;
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// Delete point on right click.
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if (mb->get_button_index() == MouseButton::RIGHT) {
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grabbed = _get_point_from_pos(adjusted_mb_x);
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if (grabbed != -1) {
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points.remove_at(grabbed);
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grabbed = -1;
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grabbing = false;
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queue_redraw();
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emit_signal(SNAME("ramp_changed"));
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accept_event();
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}
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}
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// Hold Alt key to duplicate selected color.
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if (mb->get_button_index() == MouseButton::LEFT && mb->is_alt_pressed()) {
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grabbed = _get_point_from_pos(adjusted_mb_x);
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if (grabbed != -1) {
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int total_w = get_size().width - get_size().height - draw_spacing - handle_width;
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Gradient::Point new_point = points[grabbed];
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new_point.offset = CLAMP(adjusted_mb_x / float(total_w), 0, 1);
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points.push_back(new_point);
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points.sort();
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for (int i = 0; i < points.size(); ++i) {
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if (points[i].offset == new_point.offset) {
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grabbed = i;
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break;
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}
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}
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emit_signal(SNAME("ramp_changed"));
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queue_redraw();
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}
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}
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// Select.
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if (mb->get_button_index() == MouseButton::LEFT) {
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queue_redraw();
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int total_w = get_size().width - get_size().height - draw_spacing - handle_width;
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// Check if color selector was clicked or ramp was double-clicked.
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if (adjusted_mb_x > total_w + draw_spacing) {
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if (!mb->is_double_click()) {
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_show_color_picker();
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}
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return;
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} else if (mb->is_double_click()) {
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grabbed = _get_point_from_pos(adjusted_mb_x);
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_show_color_picker();
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accept_event();
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return;
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}
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grabbing = true;
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grabbed = _get_point_from_pos(adjusted_mb_x);
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// Grab or select.
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if (grabbed != -1) {
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return;
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}
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// Insert point.
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Gradient::Point new_point;
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new_point.offset = CLAMP(adjusted_mb_x / float(total_w), 0, 1);
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new_point.color = gradient->get_color_at_offset(new_point.offset);
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points.push_back(new_point);
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points.sort();
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for (int i = 0; i < points.size(); i++) {
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if (points[i].offset == new_point.offset) {
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grabbed = i;
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break;
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}
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}
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emit_signal(SNAME("ramp_changed"));
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}
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}
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if (mb.is_valid() && mb->get_button_index() == MouseButton::LEFT && !mb->is_pressed()) {
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if (grabbing) {
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grabbing = false;
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emit_signal(SNAME("ramp_changed"));
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}
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queue_redraw();
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}
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Ref<InputEventMouseMotion> mm = p_event;
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if (mm.is_valid() && grabbing) {
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float adjusted_mm_x = mm->get_position().x - handle_width / 2;
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int total_w = get_size().width - get_size().height - draw_spacing - handle_width;
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float newofs = CLAMP(adjusted_mm_x / float(total_w), 0, 1);
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// Snap to "round" coordinates if holding Ctrl.
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// Be more precise if holding Shift as well.
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if (mm->is_command_or_control_pressed()) {
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newofs = Math::snapped(newofs, mm->is_shift_pressed() ? 0.025 : 0.1);
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} else if (mm->is_shift_pressed()) {
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// Snap to nearest point if holding just Shift.
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const float snap_threshold = 0.03;
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float smallest_ofs = snap_threshold;
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bool found = false;
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int nearest_point = 0;
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for (int i = 0; i < points.size(); ++i) {
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if (i != grabbed) {
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float temp_ofs = ABS(points[i].offset - newofs);
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if (temp_ofs < smallest_ofs) {
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smallest_ofs = temp_ofs;
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nearest_point = i;
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if (found) {
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break;
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}
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found = true;
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}
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}
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}
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if (found) {
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if (points[nearest_point].offset < newofs) {
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newofs = points[nearest_point].offset + 0.00001;
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} else {
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newofs = points[nearest_point].offset - 0.00001;
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}
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newofs = CLAMP(newofs, 0, 1);
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}
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}
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bool valid = true;
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for (int i = 0; i < points.size(); i++) {
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if (points[i].offset == newofs && i != grabbed) {
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valid = false;
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break;
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}
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}
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if (!valid || grabbed == -1) {
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return;
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}
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points.write[grabbed].offset = newofs;
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points.sort();
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for (int i = 0; i < points.size(); i++) {
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if (points[i].offset == newofs) {
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grabbed = i;
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break;
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}
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}
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emit_signal(SNAME("ramp_changed"));
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queue_redraw();
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}
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}
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void GradientEditor::_notification(int p_what) {
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switch (p_what) {
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case NOTIFICATION_ENTER_TREE: {
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if (!picker->is_connected("color_changed", callable_mp(this, &GradientEditor::_color_changed))) {
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picker->connect("color_changed", callable_mp(this, &GradientEditor::_color_changed));
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}
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[[fallthrough]];
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}
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case NOTIFICATION_THEME_CHANGED: {
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draw_spacing = BASE_SPACING * get_theme_default_base_scale();
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handle_width = BASE_HANDLE_WIDTH * get_theme_default_base_scale();
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} break;
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case NOTIFICATION_DRAW: {
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int w = get_size().x;
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int h = get_size().y;
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if (w == 0 || h == 0) {
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return; // Safety check. We have division by 'h'. And in any case there is nothing to draw with such size.
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}
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int total_w = get_size().width - get_size().height - draw_spacing - handle_width;
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// Draw checker pattern for ramp.
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draw_texture_rect(get_editor_theme_icon(SNAME("GuiMiniCheckerboard")), Rect2(handle_width / 2, 0, total_w, h), true);
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// Draw color ramp.
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gradient_cache->set_points(points);
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gradient_cache->set_interpolation_mode(interpolation_mode);
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gradient_cache->set_interpolation_color_space(interpolation_color_space);
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preview_texture->set_gradient(gradient_cache);
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draw_texture_rect(preview_texture, Rect2(handle_width / 2, 0, total_w, h));
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// Draw borders around color ramp if in focus.
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if (has_focus()) {
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draw_rect(Rect2(handle_width / 2, 0, total_w, h), Color(1, 1, 1, 0.9), false, 1);
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}
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// Draw point markers.
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for (int i = 0; i < points.size(); i++) {
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Color col = points[i].color.get_v() > 0.5 ? Color(0, 0, 0) : Color(1, 1, 1);
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col.a = 0.9;
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draw_line(Vector2(points[i].offset * total_w + handle_width / 2, 0), Vector2(points[i].offset * total_w + handle_width / 2, h / 2), col);
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Rect2 rect = Rect2(points[i].offset * total_w, h / 2, handle_width, h / 2);
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draw_rect(rect, points[i].color, true);
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draw_rect(rect, col, false, 1);
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if (grabbed == i) {
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const Color focus_color = get_theme_color(SNAME("accent_color"), EditorStringName(Editor));
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rect = rect.grow(-1);
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if (has_focus()) {
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draw_rect(rect, focus_color, false, 1);
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} else {
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draw_rect(rect, focus_color.darkened(0.4), false, 1);
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}
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rect = rect.grow(-1);
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draw_rect(rect, col, false, 1);
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}
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}
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// Draw "button" for color selector.
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int button_offset = total_w + handle_width + draw_spacing;
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draw_texture_rect(get_editor_theme_icon(SNAME("GuiMiniCheckerboard")), Rect2(button_offset, 0, h, h), true);
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if (grabbed != -1) {
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// Draw with selection color.
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draw_rect(Rect2(button_offset, 0, h, h), points[grabbed].color);
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} else {
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// If no color selected draw gray color with 'X' on top.
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draw_rect(Rect2(button_offset, 0, h, h), Color(0.5, 0.5, 0.5, 1));
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draw_line(Vector2(button_offset, 0), Vector2(button_offset + h, h), Color(1, 1, 1, 0.6));
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draw_line(Vector2(button_offset, h), Vector2(button_offset + h, 0), Color(1, 1, 1, 0.6));
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}
|
||||
} break;
|
||||
|
||||
case NOTIFICATION_VISIBILITY_CHANGED: {
|
||||
if (!is_visible()) {
|
||||
grabbing = false;
|
||||
}
|
||||
} break;
|
||||
}
|
||||
}
|
||||
|
||||
void GradientEditor::_bind_methods() {
|
||||
ADD_SIGNAL(MethodInfo("ramp_changed"));
|
||||
}
|
||||
|
||||
GradientEditor::GradientEditor() {
|
||||
set_focus_mode(FOCUS_ALL);
|
||||
|
||||
popup = memnew(PopupPanel);
|
||||
picker = memnew(ColorPicker);
|
||||
popup->add_child(picker);
|
||||
popup->connect("about_to_popup", callable_mp(EditorNode::get_singleton(), &EditorNode::setup_color_picker).bind(GradientEditor::get_picker()));
|
||||
|
||||
gradient_cache.instantiate();
|
||||
preview_texture.instantiate();
|
||||
|
||||
preview_texture->set_width(1024);
|
||||
add_child(popup, false, INTERNAL_MODE_FRONT);
|
||||
}
|
||||
|
||||
GradientEditor::~GradientEditor() {
|
||||
}
|
|
@ -1,102 +0,0 @@
|
|||
/**************************************************************************/
|
||||
/* gradient_editor.h */
|
||||
/**************************************************************************/
|
||||
/* This file is part of: */
|
||||
/* GODOT ENGINE */
|
||||
/* https://godotengine.org */
|
||||
/**************************************************************************/
|
||||
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
|
||||
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
|
||||
/* */
|
||||
/* Permission is hereby granted, free of charge, to any person obtaining */
|
||||
/* a copy of this software and associated documentation files (the */
|
||||
/* "Software"), to deal in the Software without restriction, including */
|
||||
/* without limitation the rights to use, copy, modify, merge, publish, */
|
||||
/* distribute, sublicense, and/or sell copies of the Software, and to */
|
||||
/* permit persons to whom the Software is furnished to do so, subject to */
|
||||
/* the following conditions: */
|
||||
/* */
|
||||
/* The above copyright notice and this permission notice shall be */
|
||||
/* included in all copies or substantial portions of the Software. */
|
||||
/* */
|
||||
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
|
||||
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
|
||||
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
|
||||
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
|
||||
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
|
||||
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
|
||||
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
||||
/**************************************************************************/
|
||||
|
||||
#ifndef GRADIENT_EDITOR_H
|
||||
#define GRADIENT_EDITOR_H
|
||||
|
||||
#include "scene/gui/color_picker.h"
|
||||
#include "scene/gui/popup.h"
|
||||
#include "scene/resources/gradient.h"
|
||||
|
||||
class GradientTexture1D;
|
||||
|
||||
class GradientEditor : public Control {
|
||||
GDCLASS(GradientEditor, Control);
|
||||
|
||||
PopupPanel *popup = nullptr;
|
||||
ColorPicker *picker = nullptr;
|
||||
|
||||
bool grabbing = false;
|
||||
int grabbed = -1;
|
||||
Vector<Gradient::Point> points;
|
||||
Gradient::InterpolationMode interpolation_mode = Gradient::GRADIENT_INTERPOLATE_LINEAR;
|
||||
Gradient::ColorSpace interpolation_color_space = Gradient::GRADIENT_COLOR_SPACE_SRGB;
|
||||
|
||||
bool editing = false;
|
||||
Ref<Gradient> gradient;
|
||||
Ref<Gradient> gradient_cache;
|
||||
Ref<GradientTexture1D> preview_texture;
|
||||
|
||||
// Make sure to use the scaled value below.
|
||||
const int BASE_SPACING = 3;
|
||||
const int BASE_HANDLE_WIDTH = 8;
|
||||
|
||||
int draw_spacing = BASE_SPACING;
|
||||
int handle_width = BASE_HANDLE_WIDTH;
|
||||
|
||||
void _gradient_changed();
|
||||
void _ramp_changed();
|
||||
void _color_changed(const Color &p_color);
|
||||
|
||||
int _get_point_from_pos(int x);
|
||||
void _show_color_picker();
|
||||
|
||||
protected:
|
||||
virtual void gui_input(const Ref<InputEvent> &p_event) override;
|
||||
void _notification(int p_what);
|
||||
static void _bind_methods();
|
||||
|
||||
public:
|
||||
void set_gradient(const Ref<Gradient> &p_gradient);
|
||||
void reverse_gradient();
|
||||
|
||||
void set_ramp(const Vector<float> &p_offsets, const Vector<Color> &p_colors);
|
||||
|
||||
Vector<float> get_offsets() const;
|
||||
Vector<Color> get_colors() const;
|
||||
void set_points(Vector<Gradient::Point> &p_points);
|
||||
Vector<Gradient::Point> &get_points();
|
||||
|
||||
void set_interpolation_mode(Gradient::InterpolationMode p_interp_mode);
|
||||
Gradient::InterpolationMode get_interpolation_mode();
|
||||
|
||||
void set_interpolation_color_space(Gradient::ColorSpace p_color_space);
|
||||
Gradient::ColorSpace get_interpolation_color_space();
|
||||
|
||||
ColorPicker *get_picker();
|
||||
PopupPanel *get_popup();
|
||||
|
||||
virtual Size2 get_minimum_size() const override;
|
||||
|
||||
GradientEditor();
|
||||
virtual ~GradientEditor();
|
||||
};
|
||||
|
||||
#endif // GRADIENT_EDITOR_H
|
|
@ -31,27 +31,624 @@
|
|||
#include "gradient_editor_plugin.h"
|
||||
|
||||
#include "canvas_item_editor_plugin.h"
|
||||
#include "core/os/keyboard.h"
|
||||
#include "editor/editor_node.h"
|
||||
#include "editor/editor_scale.h"
|
||||
#include "editor/editor_settings.h"
|
||||
#include "editor/editor_string_names.h"
|
||||
#include "editor/editor_undo_redo_manager.h"
|
||||
#include "editor/gui/editor_spin_slider.h"
|
||||
#include "node_3d_editor_plugin.h"
|
||||
#include "scene/gui/color_picker.h"
|
||||
#include "scene/gui/flow_container.h"
|
||||
#include "scene/gui/popup.h"
|
||||
#include "scene/gui/separator.h"
|
||||
#include "scene/resources/gradient_texture.h"
|
||||
|
||||
void GradientReverseButton::_notification(int p_what) {
|
||||
switch (p_what) {
|
||||
case NOTIFICATION_DRAW: {
|
||||
Ref<Texture2D> icon = get_editor_theme_icon(SNAME("ReverseGradient"));
|
||||
if (is_pressed()) {
|
||||
draw_texture_rect(icon, Rect2(margin, margin, icon->get_width(), icon->get_height()), false, get_theme_color(SNAME("icon_pressed_color"), SNAME("Button")));
|
||||
int GradientEdit::_get_point_at(int p_xpos) const {
|
||||
int result = -1;
|
||||
int total_w = _get_gradient_rect_width();
|
||||
float min_distance = handle_width * 0.8; // Allow the cursor to be more than half a handle width away for ease of use.
|
||||
for (int i = 0; i < gradient->get_point_count(); i++) {
|
||||
// Ignore points outside of [0, 1].
|
||||
if (gradient->get_offset(i) < 0) {
|
||||
continue;
|
||||
} else if (gradient->get_offset(i) > 1) {
|
||||
break;
|
||||
}
|
||||
// Check if we clicked at point.
|
||||
float distance = ABS(p_xpos - gradient->get_offset(i) * total_w);
|
||||
if (distance < min_distance) {
|
||||
result = i;
|
||||
min_distance = distance;
|
||||
}
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
int GradientEdit::_predict_insertion_index(float p_offset) {
|
||||
int result = 0;
|
||||
while (result < gradient->get_point_count() && gradient->get_offset(result) < p_offset) {
|
||||
result++;
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
int GradientEdit::_get_gradient_rect_width() const {
|
||||
return get_size().width - get_size().height - draw_spacing - handle_width;
|
||||
}
|
||||
|
||||
void GradientEdit::_show_color_picker() {
|
||||
if (selected_index == -1) {
|
||||
return;
|
||||
}
|
||||
|
||||
picker->set_pick_color(gradient->get_color(selected_index));
|
||||
Size2 minsize = popup->get_contents_minimum_size();
|
||||
float viewport_height = get_viewport_rect().size.y;
|
||||
|
||||
// Determine in which direction to show the popup. By default popup below.
|
||||
// But if the popup doesn't fit below and the Gradient Editor is in the bottom half of the viewport, show above.
|
||||
bool show_above = get_global_position().y + get_size().y + minsize.y > viewport_height && get_global_position().y * 2 + get_size().y > viewport_height;
|
||||
|
||||
float v_offset = show_above ? -minsize.y : get_size().y;
|
||||
popup->set_position(get_screen_position() + Vector2(0, v_offset));
|
||||
popup->popup();
|
||||
}
|
||||
|
||||
void GradientEdit::_color_changed(const Color &p_color) {
|
||||
set_color(selected_index, p_color);
|
||||
}
|
||||
|
||||
void GradientEdit::set_gradient(const Ref<Gradient> &p_gradient) {
|
||||
gradient = p_gradient;
|
||||
gradient->connect("changed", callable_mp((CanvasItem *)this, &CanvasItem::queue_redraw));
|
||||
}
|
||||
|
||||
const Ref<Gradient> &GradientEdit::get_gradient() const {
|
||||
return gradient;
|
||||
}
|
||||
|
||||
void GradientEdit::add_point(float p_offset, const Color &p_color) {
|
||||
int new_idx = _predict_insertion_index(p_offset);
|
||||
|
||||
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
|
||||
undo_redo->create_action(TTR("Add Gradient Point"));
|
||||
undo_redo->add_do_method(*gradient, "add_point", p_offset, p_color);
|
||||
undo_redo->add_do_method(this, "set_selected_index", new_idx);
|
||||
undo_redo->add_undo_method(*gradient, "remove_point", new_idx);
|
||||
undo_redo->add_undo_method(this, "set_selected_index", -1);
|
||||
undo_redo->commit_action();
|
||||
}
|
||||
|
||||
void GradientEdit::remove_point(int p_index) {
|
||||
ERR_FAIL_INDEX_MSG(p_index, gradient->get_point_count(), "Gradient point is out of bounds.");
|
||||
|
||||
if (gradient->get_point_count() <= 1) {
|
||||
return;
|
||||
}
|
||||
|
||||
// If the point is removed while it's being moved, remember its old offset.
|
||||
float old_offset = (grabbing == GRAB_MOVE) ? pre_grab_offset : gradient->get_offset(p_index);
|
||||
Color old_color = gradient->get_color(p_index);
|
||||
|
||||
int new_selected_index = selected_index;
|
||||
// Reselect the old selected point if it's not the deleted one.
|
||||
if (new_selected_index > p_index) {
|
||||
new_selected_index -= 1;
|
||||
} else if (new_selected_index == p_index) {
|
||||
new_selected_index = -1;
|
||||
}
|
||||
|
||||
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
|
||||
undo_redo->create_action(TTR("Remove Gradient Point"));
|
||||
undo_redo->add_do_method(*gradient, "remove_point", p_index);
|
||||
undo_redo->add_do_method(this, "set_selected_index", new_selected_index);
|
||||
undo_redo->add_undo_method(*gradient, "add_point", old_offset, old_color);
|
||||
undo_redo->add_undo_method(this, "set_selected_index", selected_index);
|
||||
undo_redo->commit_action();
|
||||
}
|
||||
|
||||
void GradientEdit::set_offset(int p_index, float p_offset) {
|
||||
ERR_FAIL_INDEX_MSG(p_index, gradient->get_point_count(), "Gradient point is out of bounds.");
|
||||
|
||||
// Use pre_grab_offset to determine things for the undo/redo.
|
||||
if (Math::is_equal_approx(pre_grab_offset, p_offset)) {
|
||||
return;
|
||||
}
|
||||
|
||||
int new_idx = _predict_insertion_index(p_offset);
|
||||
|
||||
gradient->set_offset(p_index, pre_grab_offset); // Pretend the point started from its old place.
|
||||
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
|
||||
undo_redo->create_action(TTR("Move Gradient Point"));
|
||||
undo_redo->add_do_method(*gradient, "set_offset", pre_grab_index, p_offset);
|
||||
undo_redo->add_do_method(this, "set_selected_index", new_idx);
|
||||
undo_redo->add_undo_method(*gradient, "set_offset", new_idx, pre_grab_offset);
|
||||
undo_redo->add_undo_method(this, "set_selected_index", pre_grab_index);
|
||||
undo_redo->commit_action();
|
||||
queue_redraw();
|
||||
}
|
||||
|
||||
void GradientEdit::set_color(int p_index, const Color &p_color) {
|
||||
ERR_FAIL_INDEX_MSG(p_index, gradient->get_point_count(), "Gradient point is out of bounds.");
|
||||
|
||||
Color old_color = gradient->get_color(p_index);
|
||||
if (old_color == p_color) {
|
||||
return;
|
||||
}
|
||||
|
||||
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
|
||||
undo_redo->create_action(TTR("Recolor Gradient Point"), UndoRedo::MERGE_ENDS);
|
||||
undo_redo->add_do_method(*gradient, "set_color", p_index, p_color);
|
||||
undo_redo->add_undo_method(*gradient, "set_color", p_index, old_color);
|
||||
undo_redo->commit_action();
|
||||
queue_redraw();
|
||||
}
|
||||
|
||||
void GradientEdit::reverse_gradient() {
|
||||
int new_selected_idx = (selected_index == -1) ? -1 : (gradient->get_point_count() - selected_index - 1);
|
||||
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
|
||||
undo_redo->create_action(TTR("Reverse Gradient"), UndoRedo::MERGE_DISABLE, *gradient);
|
||||
undo_redo->add_do_method(*gradient, "reverse");
|
||||
undo_redo->add_do_method(this, "set_selected_index", new_selected_idx);
|
||||
undo_redo->add_undo_method(*gradient, "reverse");
|
||||
undo_redo->add_undo_method(this, "set_selected_index", selected_index);
|
||||
undo_redo->commit_action();
|
||||
}
|
||||
|
||||
void GradientEdit::set_selected_index(int p_index) {
|
||||
selected_index = p_index;
|
||||
queue_redraw();
|
||||
}
|
||||
|
||||
void GradientEdit::set_snap_enabled(bool p_enabled) {
|
||||
snap_enabled = p_enabled;
|
||||
queue_redraw();
|
||||
if (gradient.is_valid()) {
|
||||
if (snap_enabled) {
|
||||
gradient->set_meta(SNAME("_snap_enabled"), true);
|
||||
} else {
|
||||
gradient->remove_meta(SNAME("_snap_enabled"));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void GradientEdit::set_snap_count(int p_count) {
|
||||
snap_count = p_count;
|
||||
queue_redraw();
|
||||
if (gradient.is_valid()) {
|
||||
if (snap_count != GradientEditor::DEFAULT_SNAP) {
|
||||
gradient->set_meta(SNAME("_snap_count"), snap_count);
|
||||
} else {
|
||||
gradient->remove_meta(SNAME("_snap_count"));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
ColorPicker *GradientEdit::get_picker() const {
|
||||
return picker;
|
||||
}
|
||||
|
||||
PopupPanel *GradientEdit::get_popup() const {
|
||||
return popup;
|
||||
}
|
||||
|
||||
void GradientEdit::gui_input(const Ref<InputEvent> &p_event) {
|
||||
ERR_FAIL_COND(p_event.is_null());
|
||||
|
||||
Ref<InputEventKey> k = p_event;
|
||||
|
||||
if (k.is_valid() && k->is_pressed() && k->get_keycode() == Key::KEY_DELETE && selected_index != -1) {
|
||||
if (grabbing == GRAB_ADD) {
|
||||
gradient->remove_point(selected_index); // Point is temporary, so remove directly from gradient.
|
||||
set_selected_index(-1);
|
||||
} else {
|
||||
remove_point(selected_index);
|
||||
}
|
||||
grabbing = GRAB_NONE;
|
||||
hovered_index = -1;
|
||||
accept_event();
|
||||
}
|
||||
|
||||
Ref<InputEventMouseButton> mb = p_event;
|
||||
|
||||
if (mb.is_valid() && mb->is_pressed()) {
|
||||
float adjusted_mb_x = mb->get_position().x - handle_width / 2;
|
||||
bool should_snap = snap_enabled || mb->is_ctrl_pressed();
|
||||
|
||||
// Delete point or move it to old position on middle or right click.
|
||||
if (mb->get_button_index() == MouseButton::RIGHT || mb->get_button_index() == MouseButton::MIDDLE) {
|
||||
if (grabbing == GRAB_MOVE && mb->get_button_index() == MouseButton::RIGHT) {
|
||||
gradient->set_offset(selected_index, pre_grab_offset);
|
||||
set_selected_index(pre_grab_index);
|
||||
} else {
|
||||
draw_texture_rect(icon, Rect2(margin, margin, icon->get_width(), icon->get_height()));
|
||||
int point_to_remove = _get_point_at(adjusted_mb_x);
|
||||
if (point_to_remove == -1) {
|
||||
set_selected_index(-1); // Nothing on the place of the click, just deselect any handle.
|
||||
} else {
|
||||
if (grabbing == GRAB_ADD) {
|
||||
gradient->remove_point(point_to_remove); // Point is temporary, so remove directly from gradient.
|
||||
set_selected_index(-1);
|
||||
} else {
|
||||
remove_point(point_to_remove);
|
||||
}
|
||||
hovered_index = -1;
|
||||
}
|
||||
}
|
||||
grabbing = GRAB_NONE;
|
||||
accept_event();
|
||||
}
|
||||
|
||||
// Select point.
|
||||
if (mb->get_button_index() == MouseButton::LEFT) {
|
||||
int total_w = _get_gradient_rect_width();
|
||||
|
||||
// Check if color picker was clicked or gradient was double-clicked.
|
||||
if (adjusted_mb_x > total_w + draw_spacing) {
|
||||
if (!mb->is_double_click()) {
|
||||
_show_color_picker();
|
||||
}
|
||||
accept_event();
|
||||
return;
|
||||
} else if (mb->is_double_click()) {
|
||||
set_selected_index(_get_point_at(adjusted_mb_x));
|
||||
_show_color_picker();
|
||||
accept_event();
|
||||
return;
|
||||
}
|
||||
|
||||
if (grabbing == GRAB_NONE) {
|
||||
set_selected_index(_get_point_at(adjusted_mb_x));
|
||||
}
|
||||
|
||||
if (selected_index != -1 && !mb->is_alt_pressed()) {
|
||||
// An existing point was grabbed.
|
||||
grabbing = GRAB_MOVE;
|
||||
pre_grab_offset = gradient->get_offset(selected_index);
|
||||
pre_grab_index = selected_index;
|
||||
} else if (grabbing == GRAB_NONE) {
|
||||
// Adding a new point. Insert a temporary point for the user to adjust, so it's not in the undo/redo.
|
||||
float new_offset = CLAMP(adjusted_mb_x / float(total_w), 0, 1);
|
||||
if (should_snap) {
|
||||
new_offset = Math::snapped(new_offset, 1.0 / snap_count);
|
||||
}
|
||||
|
||||
for (int i = 0; i < gradient->get_point_count(); i++) {
|
||||
if (gradient->get_offset(i) == new_offset) {
|
||||
// If another point with the same offset is found, then
|
||||
// tweak it if Alt was pressed, otherwise something has gone wrong, so stop the operation.
|
||||
if (mb->is_alt_pressed()) {
|
||||
new_offset = MIN(gradient->get_offset(i) + 0.00001, 1);
|
||||
} else {
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Color new_color = gradient->get_color_at_offset(new_offset);
|
||||
if (mb->is_alt_pressed()) {
|
||||
// Alt + Click on a point duplicates it. So copy its color.
|
||||
int point_to_copy = _get_point_at(adjusted_mb_x);
|
||||
if (point_to_copy != -1) {
|
||||
new_color = gradient->get_color(point_to_copy);
|
||||
}
|
||||
}
|
||||
// Add a temporary point for the user to adjust before adding it permanently.
|
||||
gradient->add_point(new_offset, new_color);
|
||||
set_selected_index(_predict_insertion_index(new_offset));
|
||||
grabbing = GRAB_ADD;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (mb.is_valid() && mb->get_button_index() == MouseButton::LEFT && !mb->is_pressed()) {
|
||||
if (grabbing == GRAB_MOVE) {
|
||||
// Finish moving a point.
|
||||
set_offset(selected_index, gradient->get_offset(selected_index));
|
||||
grabbing = GRAB_NONE;
|
||||
} else if (grabbing == GRAB_ADD) {
|
||||
// Finish inserting a new point. Remove the temporary point and insert the permanent one in its place.
|
||||
float new_offset = gradient->get_offset(selected_index);
|
||||
Color new_color = gradient->get_color(selected_index);
|
||||
gradient->remove_point(selected_index);
|
||||
add_point(new_offset, new_color);
|
||||
grabbing = GRAB_NONE;
|
||||
}
|
||||
}
|
||||
|
||||
Ref<InputEventMouseMotion> mm = p_event;
|
||||
|
||||
if (mm.is_valid()) {
|
||||
int total_w = _get_gradient_rect_width();
|
||||
float adjusted_mm_x = mm->get_position().x - handle_width / 2;
|
||||
bool should_snap = snap_enabled || mm->is_ctrl_pressed();
|
||||
|
||||
// Hovering logic.
|
||||
if (grabbing == GRAB_NONE) {
|
||||
int nearest_point = _get_point_at(adjusted_mm_x);
|
||||
if (hovered_index != nearest_point) {
|
||||
hovered_index = nearest_point;
|
||||
queue_redraw();
|
||||
}
|
||||
return;
|
||||
} else {
|
||||
hovered_index = -1;
|
||||
}
|
||||
|
||||
// Grabbing logic.
|
||||
float new_offset = CLAMP(adjusted_mm_x / float(total_w), 0, 1);
|
||||
|
||||
// Give the ability to snap right next to a point when using Shift.
|
||||
if (mm->is_shift_pressed()) {
|
||||
float smallest_offset = should_snap ? (0.5 / snap_count) : 0.01;
|
||||
int nearest_idx = -1;
|
||||
// Only check the two adjacent points to find which one is the nearest.
|
||||
if (selected_index > 0) {
|
||||
float temp_offset = ABS(gradient->get_offset(selected_index - 1) - new_offset);
|
||||
if (temp_offset < smallest_offset) {
|
||||
smallest_offset = temp_offset;
|
||||
nearest_idx = selected_index - 1;
|
||||
}
|
||||
}
|
||||
if (selected_index < gradient->get_point_count() - 1) {
|
||||
float temp_offset = ABS(gradient->get_offset(selected_index + 1) - new_offset);
|
||||
if (temp_offset < smallest_offset) {
|
||||
smallest_offset = temp_offset;
|
||||
nearest_idx = selected_index + 1;
|
||||
}
|
||||
}
|
||||
if (nearest_idx != -1) {
|
||||
// Snap to the point with a slight adjustment to the left or right.
|
||||
float adjustment = gradient->get_offset(nearest_idx) < new_offset ? 0.00001 : -0.00001;
|
||||
new_offset = CLAMP(gradient->get_offset(nearest_idx) + adjustment, 0, 1);
|
||||
} else if (should_snap) {
|
||||
new_offset = Math::snapped(new_offset, 1.0 / snap_count);
|
||||
}
|
||||
} else if (should_snap) {
|
||||
// Shift is not pressed, so snap fully without adjustments.
|
||||
new_offset = Math::snapped(new_offset, 1.0 / snap_count);
|
||||
}
|
||||
|
||||
// Don't move the point if its new offset would be the same as another point's.
|
||||
for (int i = 0; i < gradient->get_point_count(); i++) {
|
||||
if (gradient->get_offset(i) == new_offset && i != selected_index) {
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
if (selected_index == -1) {
|
||||
return;
|
||||
}
|
||||
|
||||
// We want to only save this action for undo/redo when released, so don't use set_offset() yet.
|
||||
gradient->set_offset(selected_index, new_offset);
|
||||
|
||||
// Update selected_index after the gradient updates its indices, so you keep holding the same color.
|
||||
for (int i = 0; i < gradient->get_point_count(); i++) {
|
||||
if (gradient->get_offset(i) == new_offset) {
|
||||
set_selected_index(i);
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void GradientEdit::_redraw() {
|
||||
int w = get_size().x;
|
||||
int h = get_size().y - draw_spacing; // A bit of spacing below the gradient too.
|
||||
|
||||
if (w == 0 || h == 0) {
|
||||
return; // Safety check as there is nothing to draw with such size.
|
||||
}
|
||||
|
||||
int total_w = _get_gradient_rect_width();
|
||||
int half_handle_width = handle_width * 0.5;
|
||||
|
||||
// Draw gradient.
|
||||
draw_texture_rect(get_editor_theme_icon(SNAME("GuiMiniCheckerboard")), Rect2(half_handle_width, 0, total_w, h), true);
|
||||
preview_texture->set_gradient(gradient);
|
||||
draw_texture_rect(preview_texture, Rect2(half_handle_width, 0, total_w, h));
|
||||
|
||||
// Draw vertical snap lines.
|
||||
if (snap_enabled || (Input::get_singleton()->is_key_pressed(Key::CTRL) && grabbing != GRAB_NONE)) {
|
||||
const Color line_color = Color(0.5, 0.5, 0.5, 0.5);
|
||||
for (int idx = 1; idx < snap_count; idx++) {
|
||||
float offset_x = idx * total_w / (float)snap_count + half_handle_width;
|
||||
draw_line(Point2(offset_x, 0), Point2(offset_x, h), line_color);
|
||||
}
|
||||
}
|
||||
|
||||
// Draw handles.
|
||||
for (int i = 0; i < gradient->get_point_count(); i++) {
|
||||
// Only draw handles for points in [0, 1]. If there are points before or after, draw a little indicator.
|
||||
if (gradient->get_offset(i) < 0.0) {
|
||||
continue;
|
||||
} else if (gradient->get_offset(i) > 1.0) {
|
||||
break;
|
||||
}
|
||||
// White or black handle color, to contrast with the selected color's brightness.
|
||||
// Also consider the fact that the color may be translucent.
|
||||
// The checkerboard pattern in the background has an average luminance of 0.75.
|
||||
Color inside_col = gradient->get_color(i);
|
||||
Color border_col = Math::lerp(0.75f, inside_col.get_luminance(), inside_col.a) > 0.455 ? Color(0, 0, 0) : Color(1, 1, 1);
|
||||
|
||||
int handle_thickness = MAX(1, Math::round(EDSCALE));
|
||||
float handle_x_pos = gradient->get_offset(i) * total_w + half_handle_width;
|
||||
float handle_start_x = handle_x_pos - half_handle_width;
|
||||
Rect2 rect = Rect2(handle_start_x, h / 2, handle_width, h / 2);
|
||||
|
||||
if (inside_col.a < 1) {
|
||||
// If the color is translucent, draw a little opaque rectangle at the bottom to more easily see it.
|
||||
draw_texture_rect(get_editor_theme_icon(SNAME("GuiMiniCheckerboard")), rect, true);
|
||||
draw_rect(rect, inside_col, true);
|
||||
Color inside_col_opaque = inside_col;
|
||||
inside_col_opaque.a = 1.0;
|
||||
draw_rect(Rect2(handle_start_x + handle_thickness / 2.0, h * 0.9 - handle_thickness / 2.0, handle_width - handle_thickness, h * 0.1), inside_col_opaque, true);
|
||||
} else {
|
||||
draw_rect(rect, inside_col, true);
|
||||
}
|
||||
|
||||
if (selected_index == i) {
|
||||
// Handle is selected.
|
||||
draw_rect(rect, border_col, false, handle_thickness);
|
||||
draw_line(Vector2(handle_x_pos, 0), Vector2(handle_x_pos, h / 2 - handle_thickness), border_col, handle_thickness);
|
||||
if (inside_col.a < 1) {
|
||||
draw_line(Vector2(handle_start_x + handle_thickness / 2.0, h * 0.9 - handle_thickness), Vector2(handle_start_x + handle_width - handle_thickness / 2.0, h * 0.9 - handle_thickness), border_col, handle_thickness);
|
||||
}
|
||||
rect = rect.grow(-handle_thickness);
|
||||
const Color focus_col = get_theme_color(SNAME("accent_color"), EditorStringName(Editor));
|
||||
draw_rect(rect, has_focus() ? focus_col : focus_col.darkened(0.4), false, handle_thickness);
|
||||
rect = rect.grow(-handle_thickness);
|
||||
draw_rect(rect, border_col, false, handle_thickness);
|
||||
} else {
|
||||
// Handle isn't selected.
|
||||
border_col.a = 0.9;
|
||||
draw_rect(rect, border_col, false, handle_thickness);
|
||||
draw_line(Vector2(handle_x_pos, 0), Vector2(handle_x_pos, h / 2 - handle_thickness), border_col, handle_thickness);
|
||||
if (inside_col.a < 1) {
|
||||
draw_line(Vector2(handle_start_x + handle_thickness / 2.0, h * 0.9 - handle_thickness), Vector2(handle_start_x + handle_width - handle_thickness / 2.0, h * 0.9 - handle_thickness), border_col, handle_thickness);
|
||||
}
|
||||
if (hovered_index == i) {
|
||||
// Draw a subtle translucent rect inside the handle if it's being hovered.
|
||||
rect = rect.grow(-handle_thickness);
|
||||
border_col.a = 0.54;
|
||||
draw_rect(rect, border_col, false, handle_thickness);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Draw "button" for color selector.
|
||||
int button_offset = total_w + handle_width + draw_spacing;
|
||||
if (selected_index != -1) {
|
||||
Color grabbed_col = gradient->get_color(selected_index);
|
||||
if (grabbed_col.a < 1) {
|
||||
draw_texture_rect(get_editor_theme_icon(SNAME("GuiMiniCheckerboard")), Rect2(button_offset, 0, h, h), true);
|
||||
}
|
||||
draw_rect(Rect2(button_offset, 0, h, h), grabbed_col);
|
||||
if (grabbed_col.r > 1 || grabbed_col.g > 1 || grabbed_col.b > 1) {
|
||||
// Draw an indicator to denote that the currently selected color is "overbright".
|
||||
draw_texture(get_theme_icon(SNAME("overbright_indicator"), SNAME("ColorPicker")), Point2(button_offset, 0));
|
||||
}
|
||||
} else {
|
||||
// If no color is selected, draw grey color with 'X' on top.
|
||||
draw_rect(Rect2(button_offset, 0, h, h), Color(0.5, 0.5, 0.5, 1));
|
||||
draw_line(Vector2(button_offset, 0), Vector2(button_offset + h, h), Color(0.8, 0.8, 0.8));
|
||||
draw_line(Vector2(button_offset, h), Vector2(button_offset + h, 0), Color(0.8, 0.8, 0.8));
|
||||
}
|
||||
}
|
||||
|
||||
void GradientEdit::_notification(int p_what) {
|
||||
switch (p_what) {
|
||||
case NOTIFICATION_THEME_CHANGED: {
|
||||
draw_spacing = BASE_SPACING * get_theme_default_base_scale();
|
||||
handle_width = BASE_HANDLE_WIDTH * get_theme_default_base_scale();
|
||||
} break;
|
||||
case NOTIFICATION_DRAW: {
|
||||
_redraw();
|
||||
} break;
|
||||
case NOTIFICATION_MOUSE_EXIT: {
|
||||
if (hovered_index != -1) {
|
||||
hovered_index = -1;
|
||||
queue_redraw();
|
||||
}
|
||||
} break;
|
||||
case NOTIFICATION_VISIBILITY_CHANGED: {
|
||||
if (!is_visible()) {
|
||||
grabbing = GRAB_NONE;
|
||||
}
|
||||
} break;
|
||||
}
|
||||
}
|
||||
|
||||
Size2 GradientReverseButton::get_minimum_size() const {
|
||||
return (get_editor_theme_icon(SNAME("ReverseGradient"))->get_size() + Size2(margin * 2, margin * 2));
|
||||
void GradientEdit::_bind_methods() {
|
||||
ClassDB::bind_method(D_METHOD("set_selected_index", "index"), &GradientEdit::set_selected_index);
|
||||
}
|
||||
|
||||
GradientEdit::GradientEdit() {
|
||||
set_focus_mode(FOCUS_ALL);
|
||||
set_custom_minimum_size(Size2(0, 60) * EDSCALE);
|
||||
|
||||
picker = memnew(ColorPicker);
|
||||
int picker_shape = EDITOR_GET("interface/inspector/default_color_picker_shape");
|
||||
picker->set_picker_shape((ColorPicker::PickerShapeType)picker_shape);
|
||||
picker->connect("color_changed", callable_mp(this, &GradientEdit::_color_changed));
|
||||
|
||||
popup = memnew(PopupPanel);
|
||||
popup->connect("about_to_popup", callable_mp(EditorNode::get_singleton(), &EditorNode::setup_color_picker).bind(picker));
|
||||
|
||||
add_child(popup, false, INTERNAL_MODE_FRONT);
|
||||
popup->add_child(picker);
|
||||
|
||||
preview_texture.instantiate();
|
||||
preview_texture->set_width(1024);
|
||||
}
|
||||
|
||||
///////////////////////
|
||||
|
||||
const int GradientEditor::DEFAULT_SNAP = 10;
|
||||
|
||||
void GradientEditor::_set_snap_enabled(bool p_enabled) {
|
||||
gradient_editor_rect->set_snap_enabled(p_enabled);
|
||||
snap_count_edit->set_visible(p_enabled);
|
||||
}
|
||||
|
||||
void GradientEditor::_set_snap_count(int p_count) {
|
||||
gradient_editor_rect->set_snap_count(CLAMP(p_count, 2, 100));
|
||||
}
|
||||
|
||||
void GradientEditor::set_gradient(const Ref<Gradient> &p_gradient) {
|
||||
gradient_editor_rect->set_gradient(p_gradient);
|
||||
}
|
||||
|
||||
void GradientEditor::_notification(int p_what) {
|
||||
switch (p_what) {
|
||||
case NOTIFICATION_THEME_CHANGED: {
|
||||
reverse_button->set_icon(get_editor_theme_icon(SNAME("ReverseGradient")));
|
||||
snap_button->set_icon(get_editor_theme_icon(SNAME("SnapGrid")));
|
||||
} break;
|
||||
case NOTIFICATION_READY: {
|
||||
Ref<Gradient> gradient = gradient_editor_rect->get_gradient();
|
||||
if (gradient.is_valid()) {
|
||||
// Set snapping settings based on the gradient's meta.
|
||||
snap_button->set_pressed(gradient->get_meta("_snap_enabled", false));
|
||||
snap_count_edit->set_value(gradient->get_meta("_snap_count", DEFAULT_SNAP));
|
||||
}
|
||||
} break;
|
||||
}
|
||||
}
|
||||
|
||||
GradientEditor::GradientEditor() {
|
||||
HFlowContainer *toolbar = memnew(HFlowContainer);
|
||||
add_child(toolbar);
|
||||
|
||||
reverse_button = memnew(Button);
|
||||
reverse_button->set_tooltip_text(TTR("Reverse/Mirror Gradient"));
|
||||
toolbar->add_child(reverse_button);
|
||||
|
||||
toolbar->add_child(memnew(VSeparator));
|
||||
|
||||
snap_button = memnew(Button);
|
||||
snap_button->set_tooltip_text(TTR("Toggle Grid Snap"));
|
||||
snap_button->set_toggle_mode(true);
|
||||
toolbar->add_child(snap_button);
|
||||
snap_button->connect("toggled", callable_mp(this, &GradientEditor::_set_snap_enabled));
|
||||
|
||||
snap_count_edit = memnew(EditorSpinSlider);
|
||||
snap_count_edit->set_min(2);
|
||||
snap_count_edit->set_max(100);
|
||||
snap_count_edit->set_value(DEFAULT_SNAP);
|
||||
snap_count_edit->set_custom_minimum_size(Size2(65 * EDSCALE, 0));
|
||||
toolbar->add_child(snap_count_edit);
|
||||
snap_count_edit->connect("value_changed", callable_mp(this, &GradientEditor::_set_snap_count));
|
||||
|
||||
gradient_editor_rect = memnew(GradientEdit);
|
||||
add_child(gradient_editor_rect);
|
||||
reverse_button->connect("pressed", callable_mp(gradient_editor_rect, &GradientEdit::reverse_gradient));
|
||||
|
||||
set_mouse_filter(MOUSE_FILTER_STOP);
|
||||
_set_snap_enabled(snap_button->is_pressed());
|
||||
_set_snap_count(snap_count_edit->get_value());
|
||||
}
|
||||
|
||||
///////////////////////
|
||||
|
@ -62,29 +659,15 @@ bool EditorInspectorPluginGradient::can_handle(Object *p_object) {
|
|||
|
||||
void EditorInspectorPluginGradient::parse_begin(Object *p_object) {
|
||||
Gradient *gradient = Object::cast_to<Gradient>(p_object);
|
||||
ERR_FAIL_COND(!gradient);
|
||||
Ref<Gradient> g(gradient);
|
||||
|
||||
editor = memnew(GradientEditor);
|
||||
GradientEditor *editor = memnew(GradientEditor);
|
||||
editor->set_gradient(g);
|
||||
add_custom_control(editor);
|
||||
|
||||
int picker_shape = EDITOR_GET("interface/inspector/default_color_picker_shape");
|
||||
editor->get_picker()->set_picker_shape((ColorPicker::PickerShapeType)picker_shape);
|
||||
|
||||
reverse_btn = memnew(GradientReverseButton);
|
||||
|
||||
gradient_tools_hbox = memnew(HBoxContainer);
|
||||
gradient_tools_hbox->add_child(reverse_btn);
|
||||
|
||||
add_custom_control(gradient_tools_hbox);
|
||||
|
||||
reverse_btn->connect("pressed", callable_mp(this, &EditorInspectorPluginGradient::_reverse_button_pressed));
|
||||
reverse_btn->set_tooltip_text(TTR("Reverse/mirror gradient."));
|
||||
}
|
||||
|
||||
void EditorInspectorPluginGradient::_reverse_button_pressed() {
|
||||
editor->reverse_gradient();
|
||||
}
|
||||
///////////////////////
|
||||
|
||||
GradientEditorPlugin::GradientEditorPlugin() {
|
||||
Ref<EditorInspectorPluginGradient> plugin;
|
||||
|
|
|
@ -33,26 +33,102 @@
|
|||
|
||||
#include "editor/editor_inspector.h"
|
||||
#include "editor/editor_plugin.h"
|
||||
#include "gradient_editor.h"
|
||||
|
||||
class GradientReverseButton : public BaseButton {
|
||||
GDCLASS(GradientReverseButton, BaseButton);
|
||||
class EditorSpinSlider;
|
||||
class ColorPicker;
|
||||
class PopupPanel;
|
||||
class GradientTexture1D;
|
||||
|
||||
int margin = 2;
|
||||
class GradientEdit : public Control {
|
||||
GDCLASS(GradientEdit, Control);
|
||||
|
||||
Ref<Gradient> gradient;
|
||||
Ref<GradientTexture1D> preview_texture;
|
||||
|
||||
PopupPanel *popup = nullptr;
|
||||
ColorPicker *picker = nullptr;
|
||||
|
||||
bool snap_enabled = false;
|
||||
int snap_count = 10;
|
||||
|
||||
enum GrabMode {
|
||||
GRAB_NONE,
|
||||
GRAB_ADD,
|
||||
GRAB_MOVE
|
||||
};
|
||||
|
||||
GrabMode grabbing = GRAB_NONE;
|
||||
float pre_grab_offset = 0.5;
|
||||
int pre_grab_index = -1;
|
||||
int selected_index = -1;
|
||||
int hovered_index = -1;
|
||||
|
||||
// Make sure to use the scaled values below.
|
||||
const int BASE_SPACING = 4;
|
||||
const int BASE_HANDLE_WIDTH = 8;
|
||||
|
||||
int draw_spacing = BASE_SPACING;
|
||||
int handle_width = BASE_HANDLE_WIDTH;
|
||||
|
||||
int _get_gradient_rect_width() const;
|
||||
|
||||
void _color_changed(const Color &p_color);
|
||||
void _redraw();
|
||||
|
||||
int _get_point_at(int p_xpos) const;
|
||||
int _predict_insertion_index(float p_offset);
|
||||
void _show_color_picker();
|
||||
|
||||
protected:
|
||||
virtual void gui_input(const Ref<InputEvent> &p_event) override;
|
||||
void _notification(int p_what);
|
||||
virtual Size2 get_minimum_size() const override;
|
||||
static void _bind_methods();
|
||||
|
||||
public:
|
||||
void set_gradient(const Ref<Gradient> &p_gradient);
|
||||
const Ref<Gradient> &get_gradient() const;
|
||||
|
||||
ColorPicker *get_picker() const;
|
||||
PopupPanel *get_popup() const;
|
||||
|
||||
void set_selected_index(int p_index);
|
||||
|
||||
void add_point(float p_offset, const Color &p_color);
|
||||
void remove_point(int p_index);
|
||||
void set_offset(int p_index, float p_offset);
|
||||
void set_color(int p_index, const Color &p_color);
|
||||
void reverse_gradient();
|
||||
|
||||
void set_snap_enabled(bool p_enabled);
|
||||
void set_snap_count(int p_count);
|
||||
|
||||
GradientEdit();
|
||||
};
|
||||
|
||||
class GradientEditor : public VBoxContainer {
|
||||
GDCLASS(GradientEditor, VBoxContainer);
|
||||
|
||||
Button *reverse_button = nullptr;
|
||||
Button *snap_button = nullptr;
|
||||
EditorSpinSlider *snap_count_edit = nullptr;
|
||||
GradientEdit *gradient_editor_rect = nullptr;
|
||||
|
||||
void _set_snap_enabled(bool p_enabled);
|
||||
void _set_snap_count(int p_count);
|
||||
|
||||
protected:
|
||||
void _notification(int p_what);
|
||||
|
||||
public:
|
||||
static const int DEFAULT_SNAP;
|
||||
void set_gradient(const Ref<Gradient> &p_gradient);
|
||||
|
||||
GradientEditor();
|
||||
};
|
||||
|
||||
class EditorInspectorPluginGradient : public EditorInspectorPlugin {
|
||||
GDCLASS(EditorInspectorPluginGradient, EditorInspectorPlugin);
|
||||
|
||||
GradientEditor *editor = nullptr;
|
||||
HBoxContainer *gradient_tools_hbox = nullptr;
|
||||
GradientReverseButton *reverse_btn = nullptr;
|
||||
|
||||
void _reverse_button_pressed();
|
||||
|
||||
public:
|
||||
virtual bool can_handle(Object *p_object) override;
|
||||
virtual void parse_begin(Object *p_object) override;
|
||||
|
|
|
@ -55,8 +55,8 @@ public:
|
|||
struct Point {
|
||||
float offset = 0.0;
|
||||
Color color;
|
||||
bool operator<(const Point &p_ponit) const {
|
||||
return offset < p_ponit.offset;
|
||||
bool operator<(const Point &p_point) const {
|
||||
return offset < p_point.offset;
|
||||
}
|
||||
};
|
||||
|
||||
|
|
Loading…
Reference in a new issue