diff options
Diffstat (limited to 'scene/2d/marker_2d.cpp')
| -rw-r--r-- | scene/2d/marker_2d.cpp | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/scene/2d/marker_2d.cpp b/scene/2d/marker_2d.cpp new file mode 100644 index 0000000000..d203c58ffd --- /dev/null +++ b/scene/2d/marker_2d.cpp @@ -0,0 +1,120 @@ +/*************************************************************************/ +/* marker_2d.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 "marker_2d.h" + +void Marker2D::_draw_cross() { + const real_t extents = get_gizmo_extents(); + + // Add more points to create a "hard stop" in the color gradient. + PackedVector2Array points_x = { + Point2(+extents, 0), + Point2(), + Point2(), + Point2(-extents, 0) + }; + + PackedVector2Array points_y = { + Point2(0, +extents), + Point2(), + Point2(), + Point2(0, -extents) + }; + + // Use the axis color which is brighter for the positive axis. + // Use a darkened axis color for the negative axis. + // This makes it possible to see in which direction the Marker3D node is rotated + // (which can be important depending on how it's used). + // Axis colors are taken from `axis_x_color` and `axis_y_color` (defined in `editor/editor_themes.cpp`). + const Color color_x = Color(0.96, 0.20, 0.32); + PackedColorArray colors_x = { + color_x, + color_x, + color_x.lerp(Color(0, 0, 0), 0.5), + color_x.lerp(Color(0, 0, 0), 0.5) + }; + draw_multiline_colors(points_x, colors_x); + + const Color color_y = Color(0.53, 0.84, 0.01); + PackedColorArray colors_y = { + color_y, + color_y, + color_y.lerp(Color(0, 0, 0), 0.5), + color_y.lerp(Color(0, 0, 0), 0.5) + }; + draw_multiline_colors(points_y, colors_y); +} + +#ifdef TOOLS_ENABLED +Rect2 Marker2D::_edit_get_rect() const { + real_t extents = get_gizmo_extents(); + return Rect2(Point2(-extents, -extents), Size2(extents * 2, extents * 2)); +} + +bool Marker2D::_edit_use_rect() const { + return false; +} +#endif + +void Marker2D::_notification(int p_what) { + switch (p_what) { + case NOTIFICATION_ENTER_TREE: { + queue_redraw(); + } break; + + case NOTIFICATION_DRAW: { + if (!is_inside_tree()) { + break; + } + if (Engine::get_singleton()->is_editor_hint()) { + _draw_cross(); + } + } break; + } +} + +void Marker2D::set_gizmo_extents(real_t p_extents) { + gizmo_extents = p_extents; + queue_redraw(); +} + +real_t Marker2D::get_gizmo_extents() const { + return gizmo_extents; +} + +void Marker2D::_bind_methods() { + ClassDB::bind_method(D_METHOD("set_gizmo_extents", "extents"), &Marker2D::set_gizmo_extents); + ClassDB::bind_method(D_METHOD("get_gizmo_extents"), &Marker2D::get_gizmo_extents); + + ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "gizmo_extents", PROPERTY_HINT_RANGE, "0,1000,0.1,or_greater,suffix:px"), "set_gizmo_extents", "get_gizmo_extents"); +} + +Marker2D::Marker2D() { +} |