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100 lines
3.9 KiB
C++
100 lines
3.9 KiB
C++
/*************************************************************************/
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/* position_2d.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) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
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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 "position_2d.h"
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#include "core/config/engine.h"
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#include "scene/resources/texture.h"
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const real_t DEFAULT_GIZMO_EXTENTS = 10.0;
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void Position2D::_draw_cross() {
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real_t extents = get_gizmo_extents();
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// Colors taken from `axis_x_color` and `axis_y_color` (defined in `editor/editor_themes.cpp`)
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draw_line(Point2(-extents, 0), Point2(+extents, 0), Color(0.96, 0.20, 0.32));
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draw_line(Point2(0, -extents), Point2(0, +extents), Color(0.53, 0.84, 0.01));
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}
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#ifdef TOOLS_ENABLED
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Rect2 Position2D::_edit_get_rect() const {
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real_t extents = get_gizmo_extents();
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return Rect2(Point2(-extents, -extents), Size2(extents * 2, extents * 2));
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}
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bool Position2D::_edit_use_rect() const {
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return false;
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}
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#endif
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void Position2D::_notification(int p_what) {
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switch (p_what) {
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case NOTIFICATION_ENTER_TREE: {
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update();
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} break;
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case NOTIFICATION_DRAW: {
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if (!is_inside_tree()) {
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break;
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}
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if (Engine::get_singleton()->is_editor_hint()) {
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_draw_cross();
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}
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} break;
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}
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}
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void Position2D::set_gizmo_extents(real_t p_extents) {
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if (p_extents == DEFAULT_GIZMO_EXTENTS) {
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set_meta("_gizmo_extents_", Variant());
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} else {
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set_meta("_gizmo_extents_", p_extents);
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}
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update();
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}
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real_t Position2D::get_gizmo_extents() const {
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if (has_meta("_gizmo_extents_")) {
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return get_meta("_gizmo_extents_");
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} else {
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return DEFAULT_GIZMO_EXTENTS;
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}
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}
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void Position2D::_bind_methods() {
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ClassDB::bind_method(D_METHOD("_set_gizmo_extents", "extents"), &Position2D::set_gizmo_extents);
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ClassDB::bind_method(D_METHOD("_get_gizmo_extents"), &Position2D::get_gizmo_extents);
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ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "gizmo_extents", PROPERTY_HINT_RANGE, "0,1000,0.1,or_greater", PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_INTERNAL), "_set_gizmo_extents", "_get_gizmo_extents");
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}
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Position2D::Position2D() {
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}
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