mirror of https://github.com/godotengine/godot
78 lines
4.1 KiB
C++
78 lines
4.1 KiB
C++
/**************************************************************************/
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/* virtual_joystick_editor_plugin.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 "virtual_joystick_editor_plugin.h"
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#include "editor/scene/canvas_item_editor_plugin.h"
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#include "editor/themes/editor_scale.h"
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#include "scene/gui/virtual_joystick.h"
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void VirtualJoystickEditorPlugin::edit(Object *p_object) {
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if (virtual_joystick) {
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virtual_joystick->disconnect(SceneStringName(draw), callable_mp(CanvasItemEditor::get_singleton(), &CanvasItemEditor::update_viewport));
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}
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virtual_joystick = Object::cast_to<VirtualJoystick>(p_object);
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if (virtual_joystick) {
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virtual_joystick->connect(SceneStringName(draw), callable_mp(CanvasItemEditor::get_singleton(), &CanvasItemEditor::update_viewport));
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}
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CanvasItemEditor::get_singleton()->update_viewport();
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}
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bool VirtualJoystickEditorPlugin::handles(Object *p_object) const {
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return Object::cast_to<VirtualJoystick>(p_object) != nullptr;
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}
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void VirtualJoystickEditorPlugin::forward_canvas_draw_over_viewport(Control *p_viewport_control) {
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if (!virtual_joystick || !virtual_joystick->is_visible_in_tree()) {
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return;
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}
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Transform2D xform = CanvasItemEditor::get_singleton()->get_canvas_transform() * virtual_joystick->get_screen_transform();
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Vector2 center = virtual_joystick->get_joystick_position();
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float base_radius = virtual_joystick->get_joystick_size() * 0.5f;
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float clampzone_radius = base_radius * virtual_joystick->get_clampzone_ratio();
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float deadzone_radius = clampzone_radius * virtual_joystick->get_deadzone_ratio();
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// NOTE: This color is copied from Camera2DEditor::forward_canvas_draw_over_viewport.
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// We may want to unify them somehow in the future.
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Color clampzone_color = Color(1, 1, 0.25, 0.63);
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Color deadzone_color = Color(1, 1, 0.25, 0.63);
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int width = Math::round(1 * EDSCALE);
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p_viewport_control->draw_circle(xform.xform(center), clampzone_radius * xform.get_scale().x, clampzone_color, false, width);
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p_viewport_control->draw_circle(xform.xform(center), deadzone_radius * xform.get_scale().x, deadzone_color, false, width);
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}
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