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-rw-r--r--scene/gui/gradient_edit.cpp446
1 files changed, 0 insertions, 446 deletions
diff --git a/scene/gui/gradient_edit.cpp b/scene/gui/gradient_edit.cpp
deleted file mode 100644
index 5e56be7c29..0000000000
--- a/scene/gui/gradient_edit.cpp
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@@ -1,446 +0,0 @@
-/*************************************************************************/
-/* gradient_edit.cpp */
-/*************************************************************************/
-/* This file is part of: */
-/* GODOT ENGINE */
-/* https://godotengine.org */
-/*************************************************************************/
-/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
-/* */
-/* 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. */
-/*************************************************************************/
-
-#include "gradient_edit.h"
-
-#include "core/os/keyboard.h"
-
-GradientEdit::GradientEdit() {
- set_focus_mode(FOCUS_ALL);
-
- popup = memnew(PopupPanel);
- picker = memnew(ColorPicker);
- popup->add_child(picker);
-
- gradient_cache.instantiate();
- preview_texture.instantiate();
-
- preview_texture->set_width(1024);
- add_child(popup, false, INTERNAL_MODE_FRONT);
-}
-
-int GradientEdit::_get_point_from_pos(int x) {
- int result = -1;
- int total_w = get_size().width - get_size().height - draw_spacing;
- float min_distance = 1e20;
- for (int i = 0; i < points.size(); i++) {
- // Check if we clicked at point.
- float distance = ABS(x - points[i].offset * total_w);
- float min = (draw_point_width / 2 * 1.7); //make it easier to grab
- if (distance <= min && distance < min_distance) {
- result = i;
- min_distance = distance;
- }
- }
- return result;
-}
-
-void GradientEdit::_show_color_picker() {
- if (grabbed == -1) {
- return;
- }
- picker->set_pick_color(points[grabbed].color);
- Size2 minsize = popup->get_contents_minimum_size();
- bool show_above = false;
- if (get_global_position().y + get_size().y + minsize.y > get_viewport_rect().size.y) {
- show_above = true;
- }
- if (show_above) {
- popup->set_position(get_screen_position() - Vector2(0, minsize.y));
- } else {
- popup->set_position(get_screen_position() + Vector2(0, get_size().y));
- }
- popup->popup();
-}
-
-GradientEdit::~GradientEdit() {
-}
-
-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 && grabbed != -1) {
- points.remove_at(grabbed);
- grabbed = -1;
- grabbing = false;
- queue_redraw();
- emit_signal(SNAME("ramp_changed"));
- accept_event();
- }
-
- Ref<InputEventMouseButton> mb = p_event;
- // Show color picker on double click.
- if (mb.is_valid() && mb->get_button_index() == MouseButton::LEFT && mb->is_double_click() && mb->is_pressed()) {
- grabbed = _get_point_from_pos(mb->get_position().x);
- _show_color_picker();
- accept_event();
- }
-
- // Delete point on right click.
- if (mb.is_valid() && mb->get_button_index() == MouseButton::RIGHT && mb->is_pressed()) {
- grabbed = _get_point_from_pos(mb->get_position().x);
- if (grabbed != -1) {
- points.remove_at(grabbed);
- grabbed = -1;
- grabbing = false;
- queue_redraw();
- emit_signal(SNAME("ramp_changed"));
- accept_event();
- }
- }
-
- // Hold alt key to duplicate selected color.
- if (mb.is_valid() && mb->get_button_index() == MouseButton::LEFT && mb->is_pressed() && mb->is_alt_pressed()) {
- int x = mb->get_position().x;
- grabbed = _get_point_from_pos(x);
-
- if (grabbed != -1) {
- int total_w = get_size().width - get_size().height - draw_spacing;
- Gradient::Point new_point = points[grabbed];
- new_point.offset = CLAMP(x / float(total_w), 0, 1);
-
- points.push_back(new_point);
- points.sort();
- for (int i = 0; i < points.size(); ++i) {
- if (points[i].offset == new_point.offset) {
- grabbed = i;
- break;
- }
- }
-
- emit_signal(SNAME("ramp_changed"));
- queue_redraw();
- }
- }
-
- // Select.
- if (mb.is_valid() && mb->get_button_index() == MouseButton::LEFT && mb->is_pressed()) {
- queue_redraw();
- int x = mb->get_position().x;
- int total_w = get_size().width - get_size().height - draw_spacing;
-
- //Check if color selector was clicked.
- if (x > total_w + draw_spacing) {
- _show_color_picker();
- return;
- }
-
- grabbing = true;
-
- grabbed = _get_point_from_pos(x);
- //grab or select
- if (grabbed != -1) {
- return;
- }
-
- // Insert point.
- Gradient::Point new_point;
- new_point.offset = CLAMP(x / float(total_w), 0, 1);
-
- Gradient::Point prev;
- Gradient::Point next;
-
- int pos = -1;
- for (int i = 0; i < points.size(); i++) {
- if (points[i].offset < new_point.offset) {
- pos = i;
- }
- }
-
- if (pos == -1) {
- prev.color = Color(0, 0, 0);
- prev.offset = 0;
- if (points.size()) {
- next = points[0];
- } else {
- next.color = Color(1, 1, 1);
- next.offset = 1.0;
- }
- } else {
- if (pos == points.size() - 1) {
- next.color = Color(1, 1, 1);
- next.offset = 1.0;
- } else {
- next = points[pos + 1];
- }
- prev = points[pos];
- }
-
- new_point.color = prev.color.lerp(next.color, (new_point.offset - prev.offset) / (next.offset - prev.offset));
-
- points.push_back(new_point);
- points.sort();
- for (int i = 0; i < points.size(); i++) {
- if (points[i].offset == new_point.offset) {
- grabbed = i;
- break;
- }
- }
-
- emit_signal(SNAME("ramp_changed"));
- }
-
- if (mb.is_valid() && mb->get_button_index() == MouseButton::LEFT && !mb->is_pressed()) {
- if (grabbing) {
- grabbing = false;
- emit_signal(SNAME("ramp_changed"));
- }
- queue_redraw();
- }
-
- Ref<InputEventMouseMotion> mm = p_event;
-
- if (mm.is_valid() && grabbing) {
- int total_w = get_size().width - get_size().height - draw_spacing;
-
- int x = mm->get_position().x;
-
- float newofs = CLAMP(x / float(total_w), 0, 1);
-
- // Snap to "round" coordinates if holding Ctrl.
- // Be more precise if holding Shift as well.
- if (mm->is_ctrl_pressed()) {
- newofs = Math::snapped(newofs, mm->is_shift_pressed() ? 0.025 : 0.1);
- } else if (mm->is_shift_pressed()) {
- // Snap to nearest point if holding just Shift
- const float snap_threshold = 0.03;
- float smallest_ofs = snap_threshold;
- bool found = false;
- int nearest_point = 0;
- for (int i = 0; i < points.size(); ++i) {
- if (i != grabbed) {
- float temp_ofs = ABS(points[i].offset - newofs);
- if (temp_ofs < smallest_ofs) {
- smallest_ofs = temp_ofs;
- nearest_point = i;
- if (found) {
- break;
- }
- found = true;
- }
- }
- }
- if (found) {
- if (points[nearest_point].offset < newofs) {
- newofs = points[nearest_point].offset + 0.00001;
- } else {
- newofs = points[nearest_point].offset - 0.00001;
- }
- newofs = CLAMP(newofs, 0, 1);
- }
- }
-
- bool valid = true;
- for (int i = 0; i < points.size(); i++) {
- if (points[i].offset == newofs && i != grabbed) {
- valid = false;
- break;
- }
- }
-
- if (!valid || grabbed == -1) {
- return;
- }
- points.write[grabbed].offset = newofs;
-
- points.sort();
- for (int i = 0; i < points.size(); i++) {
- if (points[i].offset == newofs) {
- grabbed = i;
- break;
- }
- }
-
- emit_signal(SNAME("ramp_changed"));
-
- queue_redraw();
- }
-}
-
-void GradientEdit::_notification(int p_what) {
- switch (p_what) {
- case NOTIFICATION_ENTER_TREE: {
- if (!picker->is_connected("color_changed", callable_mp(this, &GradientEdit::_color_changed))) {
- picker->connect("color_changed", callable_mp(this, &GradientEdit::_color_changed));
- }
- [[fallthrough]];
- }
- case NOTIFICATION_THEME_CHANGED: {
- draw_spacing = BASE_SPACING * get_theme_default_base_scale();
- draw_point_width = BASE_POINT_WIDTH * get_theme_default_base_scale();
- } break;
-
- case NOTIFICATION_DRAW: {
- int w = get_size().x;
- int h = get_size().y;
-
- if (w == 0 || h == 0) {
- return; // Safety check. We have division by 'h'. And in any case there is nothing to draw with such size.
- }
-
- int total_w = get_size().width - get_size().height - draw_spacing;
-
- // Draw checker pattern for ramp.
- draw_texture_rect(get_theme_icon(SNAME("GuiMiniCheckerboard"), SNAME("EditorIcons")), Rect2(0, 0, total_w, h), true);
-
- // Draw color ramp.
- gradient_cache->set_points(points);
- gradient_cache->set_interpolation_mode(interpolation_mode);
- preview_texture->set_gradient(gradient_cache);
- draw_texture_rect(preview_texture, Rect2(0, 0, total_w, h));
-
- // Draw point markers.
- for (int i = 0; i < points.size(); i++) {
- Color col = points[i].color.inverted();
- col.a = 0.9;
-
- draw_line(Vector2(points[i].offset * total_w, 0), Vector2(points[i].offset * total_w, h / 2), col);
- Rect2 rect = Rect2(points[i].offset * total_w - draw_point_width / 2, h / 2, draw_point_width, h / 2);
- draw_rect(rect, points[i].color, true);
- draw_rect(rect, col, false);
- if (grabbed == i) {
- rect = rect.grow(-1);
- if (has_focus()) {
- draw_rect(rect, Color(1, 0, 0, 0.9), false);
- } else {
- draw_rect(rect, Color(0.6, 0, 0, 0.9), false);
- }
-
- rect = rect.grow(-1);
- draw_rect(rect, col, false);
- }
- }
-
- // Draw "button" for color selector.
- draw_texture_rect(get_theme_icon(SNAME("GuiMiniCheckerboard"), SNAME("EditorIcons")), Rect2(total_w + draw_spacing, 0, h, h), true);
- if (grabbed != -1) {
- // Draw with selection color.
- draw_rect(Rect2(total_w + draw_spacing, 0, h, h), points[grabbed].color);
- } else {
- // If no color selected draw grey color with 'X' on top.
- draw_rect(Rect2(total_w + draw_spacing, 0, h, h), Color(0.5, 0.5, 0.5, 1));
- draw_line(Vector2(total_w + draw_spacing, 0), Vector2(total_w + draw_spacing + h, h), Color(1, 1, 1, 0.6));
- draw_line(Vector2(total_w + draw_spacing, h), Vector2(total_w + draw_spacing + h, 0), Color(1, 1, 1, 0.6));
- }
-
- // Draw borders around color ramp if in focus.
- if (has_focus()) {
- draw_line(Vector2(-1, -1), Vector2(total_w + 1, -1), Color(1, 1, 1, 0.6));
- draw_line(Vector2(total_w + 1, -1), Vector2(total_w + 1, h + 1), Color(1, 1, 1, 0.6));
- draw_line(Vector2(total_w + 1, h + 1), Vector2(-1, h + 1), Color(1, 1, 1, 0.6));
- draw_line(Vector2(-1, -1), Vector2(-1, h + 1), Color(1, 1, 1, 0.6));
- }
- } break;
-
- case NOTIFICATION_VISIBILITY_CHANGED: {
- if (!is_visible()) {
- grabbing = false;
- }
- } break;
- }
-}
-
-Size2 GradientEdit::get_minimum_size() const {
- return Vector2(0, 16);
-}
-
-void GradientEdit::_color_changed(const Color &p_color) {
- if (grabbed == -1) {
- return;
- }
- points.write[grabbed].color = p_color;
- queue_redraw();
- emit_signal(SNAME("ramp_changed"));
-}
-
-void GradientEdit::set_ramp(const Vector<float> &p_offsets, const Vector<Color> &p_colors) {
- ERR_FAIL_COND(p_offsets.size() != p_colors.size());
- points.clear();
- for (int i = 0; i < p_offsets.size(); i++) {
- Gradient::Point p;
- p.offset = p_offsets[i];
- p.color = p_colors[i];
- points.push_back(p);
- }
-
- points.sort();
- queue_redraw();
-}
-
-Vector<float> GradientEdit::get_offsets() const {
- Vector<float> ret;
- for (int i = 0; i < points.size(); i++) {
- ret.push_back(points[i].offset);
- }
- return ret;
-}
-
-Vector<Color> GradientEdit::get_colors() const {
- Vector<Color> ret;
- for (int i = 0; i < points.size(); i++) {
- ret.push_back(points[i].color);
- }
- return ret;
-}
-
-void GradientEdit::set_points(Vector<Gradient::Point> &p_points) {
- if (points.size() != p_points.size()) {
- grabbed = -1;
- }
- points.clear();
- points = p_points;
- points.sort();
-}
-
-Vector<Gradient::Point> &GradientEdit::get_points() {
- return points;
-}
-
-void GradientEdit::set_interpolation_mode(Gradient::InterpolationMode p_interp_mode) {
- interpolation_mode = p_interp_mode;
-}
-
-Gradient::InterpolationMode GradientEdit::get_interpolation_mode() {
- return interpolation_mode;
-}
-
-ColorPicker *GradientEdit::get_picker() {
- return picker;
-}
-
-PopupPanel *GradientEdit::get_popup() {
- return popup;
-}
-
-void GradientEdit::_bind_methods() {
- ADD_SIGNAL(MethodInfo("ramp_changed"));
-}
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