godot/editor/editor_path.cpp

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/*************************************************************************/
/* editor_path.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
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/* */
/* 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 "editor_path.h"
#include "editor_node.h"
#include "editor_scale.h"
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void EditorPath::_add_children_to_popup(Object *p_obj, int p_depth) {
if (p_depth > 8)
return;
List<PropertyInfo> pinfo;
p_obj->get_property_list(&pinfo);
for (List<PropertyInfo>::Element *E = pinfo.front(); E; E = E->next()) {
if (!(E->get().usage & PROPERTY_USAGE_EDITOR))
continue;
if (E->get().hint != PROPERTY_HINT_RESOURCE_TYPE)
continue;
Variant value = p_obj->get(E->get().name);
if (value.get_type() != Variant::OBJECT)
continue;
Object *obj = value;
if (!obj)
continue;
Ref<Texture> icon;
if (has_icon(obj->get_class(), "EditorIcons"))
icon = get_icon(obj->get_class(), "EditorIcons");
else
icon = get_icon("Object", "EditorIcons");
int index = popup->get_item_count();
popup->add_icon_item(icon, E->get().name.capitalize(), objects.size());
popup->set_item_h_offset(index, p_depth * 10 * EDSCALE);
objects.push_back(obj->get_instance_ID());
_add_children_to_popup(obj, p_depth + 1);
}
}
void EditorPath::_gui_input(const InputEvent &p_event) {
if (p_event.type == InputEvent::MOUSE_BUTTON && p_event.mouse_button.button_index == BUTTON_LEFT && p_event.mouse_button.pressed) {
Object *obj = ObjectDB::get_instance(history->get_path_object(history->get_path_size() - 1));
if (!obj)
return;
objects.clear();
popup->clear();
_add_children_to_popup(obj);
popup->set_position(get_global_position() + Vector2(0, get_size().height));
popup->set_size(Size2(get_size().width, 1));
popup->popup();
}
}
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void EditorPath::_notification(int p_what) {
switch (p_what) {
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case NOTIFICATION_MOUSE_ENTER: {
mouse_over = true;
update();
} break;
case NOTIFICATION_MOUSE_EXIT: {
mouse_over = false;
update();
} break;
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case NOTIFICATION_DRAW: {
RID ci = get_canvas_item();
Ref<Font> label_font = get_font("font", "Label");
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Size2i size = get_size();
Ref<Texture> sn = get_icon("SmallNext", "EditorIcons");
Ref<StyleBox> sb = get_stylebox("pressed", "Button");
int ofs = sb->get_margin(MARGIN_LEFT);
if (mouse_over) {
draw_style_box(sb, Rect2(Point2(), get_size()));
}
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for (int i = 0; i < history->get_path_size(); i++) {
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Object *obj = ObjectDB::get_instance(history->get_path_object(i));
if (!obj)
continue;
String type = obj->get_class();
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Ref<Texture> icon;
if (has_icon(obj->get_class(), "EditorIcons"))
icon = get_icon(obj->get_class(), "EditorIcons");
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else
icon = get_icon("Object", "EditorIcons");
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icon->draw(ci, Point2i(ofs, (size.height - icon->get_height()) / 2));
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ofs += icon->get_width();
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if (i == history->get_path_size() - 1) {
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//add name
ofs += 4;
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int left = size.width - ofs;
if (left < 0)
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continue;
String name;
if (obj->cast_to<Resource>()) {
Resource *r = obj->cast_to<Resource>();
if (r->get_path().is_resource_file())
name = r->get_path().get_file();
else
name = r->get_name();
if (name == "")
name = r->get_class();
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} else if (obj->cast_to<Node>()) {
name = obj->cast_to<Node>()->get_name();
} else if (obj->cast_to<Resource>() && obj->cast_to<Resource>()->get_name() != "") {
name = obj->cast_to<Resource>()->get_name();
} else {
name = obj->get_class();
}
set_tooltip(obj->get_class());
label_font->draw(ci, Point2i(ofs, (size.height - label_font->get_height()) / 2 + label_font->get_ascent()), name, Color(1, 1, 1), left);
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} else {
//add arrow
//sn->draw(ci,Point2i(ofs,(size.height-sn->get_height())/2));
//ofs+=sn->get_width();
ofs += 5; //just looks better! somehow
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}
}
} break;
}
}
void EditorPath::update_path() {
update();
}
void EditorPath::_popup_select(int p_idx) {
ERR_FAIL_INDEX(p_idx, objects.size());
Object *obj = ObjectDB::get_instance(objects[p_idx]);
if (!obj)
return;
EditorNode::get_singleton()->push_item(obj);
}
void EditorPath::_bind_methods() {
ClassDB::bind_method("_gui_input", &EditorPath::_gui_input);
ClassDB::bind_method("_popup_select", &EditorPath::_popup_select);
}
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EditorPath::EditorPath(EditorHistory *p_history) {
history = p_history;
mouse_over = false;
popup = memnew(PopupMenu);
popup->connect("id_pressed", this, "_popup_select");
add_child(popup);
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}