mirror of
https://github.com/godotengine/godot
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79 lines
3.3 KiB
C++
79 lines
3.3 KiB
C++
/*************************************************************************/
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/* pane_drag.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2017 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 "pane_drag.h"
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void PaneDrag::_gui_input(const Ref<InputEvent> &p_input) {
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Ref<InputEventMouseMotion> mm = p_input;
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if (mm.is_valid() && mm->get_button_mask() & BUTTON_MASK_LEFT) {
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emit_signal("dragged", Point2(mm->get_relative().x, mm->get_relative().y));
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}
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}
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void PaneDrag::_notification(int p_what) {
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switch (p_what) {
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case NOTIFICATION_DRAW: {
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Ref<Texture> icon = mouse_over ? get_icon("PaneDragHover", "EditorIcons") : get_icon("PaneDrag", "EditorIcons");
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if (!icon.is_null())
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icon->draw(get_canvas_item(), Point2(0, 0));
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} break;
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case NOTIFICATION_MOUSE_ENTER:
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mouse_over = true;
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update();
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break;
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case NOTIFICATION_MOUSE_EXIT:
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mouse_over = false;
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update();
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break;
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}
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}
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Size2 PaneDrag::get_minimum_size() const {
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Ref<Texture> icon = get_icon("PaneDrag", "EditorIcons");
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if (!icon.is_null())
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return icon->get_size();
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return Size2();
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}
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void PaneDrag::_bind_methods() {
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ClassDB::bind_method("_gui_input", &PaneDrag::_gui_input);
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ADD_SIGNAL(MethodInfo("dragged", PropertyInfo(Variant::VECTOR2, "amount")));
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}
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PaneDrag::PaneDrag() {
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mouse_over = false;
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}
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