godot/editor/plugins/animation_blend_space_1d_editor.cpp
2018-08-29 22:41:17 +02:00

761 lines
26 KiB
C++

/*************************************************************************/
/* animation_blend_space_1d_editor.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 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 "animation_blend_space_1d_editor.h"
#include "os/keyboard.h"
#include "scene/animation/animation_blend_tree.h"
StringName AnimationNodeBlendSpace1DEditor::get_blend_position_path() const {
StringName path = AnimationTreeEditor::get_singleton()->get_base_path() + "blend_position";
return path;
}
void AnimationNodeBlendSpace1DEditor::_blend_space_gui_input(const Ref<InputEvent> &p_event) {
Ref<InputEventKey> k = p_event;
if (tool_select->is_pressed() && k.is_valid() && k->is_pressed() && k->get_scancode() == KEY_DELETE && !k->is_echo()) {
if (selected_point != -1) {
_erase_selected();
accept_event();
}
}
Ref<InputEventMouseButton> mb = p_event;
if (mb.is_valid() && mb->is_pressed() && ((tool_select->is_pressed() && mb->get_button_index() == BUTTON_RIGHT) || (mb->get_button_index() == BUTTON_LEFT && tool_create->is_pressed()))) {
menu->clear();
animations_menu->clear();
animations_to_add.clear();
List<StringName> classes;
ClassDB::get_inheriters_from_class("AnimationRootNode", &classes);
classes.sort_custom<StringName::AlphCompare>();
menu->add_submenu_item(TTR("Add Animation"), "animations");
AnimationTree *gp = AnimationTreeEditor::get_singleton()->get_tree();
ERR_FAIL_COND(!gp);
if (gp->has_node(gp->get_animation_player())) {
AnimationPlayer *ap = Object::cast_to<AnimationPlayer>(gp->get_node(gp->get_animation_player()));
if (ap) {
List<StringName> names;
ap->get_animation_list(&names);
for (List<StringName>::Element *E = names.front(); E; E = E->next()) {
animations_menu->add_icon_item(get_icon("Animation", "Editoricons"), E->get());
animations_to_add.push_back(E->get());
}
}
}
for (List<StringName>::Element *E = classes.front(); E; E = E->next()) {
String name = String(E->get()).replace_first("AnimationNode", "");
if (name == "Animation")
continue;
int idx = menu->get_item_count();
menu->add_item(vformat("Add %s", name), idx);
menu->set_item_metadata(idx, E->get());
}
Ref<AnimationNode> clipb = EditorSettings::get_singleton()->get_resource_clipboard();
if (clipb.is_valid()) {
menu->add_separator();
menu->add_item(TTR("Paste"), MENU_PASTE);
}
menu->add_separator();
menu->add_item(TTR("Load.."), MENU_LOAD_FILE);
menu->set_global_position(blend_space_draw->get_global_transform().xform(mb->get_position()));
menu->popup();
add_point_pos = (mb->get_position() / blend_space_draw->get_size()).x;
add_point_pos *= (blend_space->get_max_space() - blend_space->get_min_space());
add_point_pos += blend_space->get_min_space();
if (snap->is_pressed()) {
add_point_pos = Math::stepify(add_point_pos, blend_space->get_snap());
}
}
if (mb.is_valid() && mb->is_pressed() && tool_select->is_pressed() && mb->get_button_index() == BUTTON_LEFT) {
blend_space_draw->update(); // why not
// try to see if a point can be selected
selected_point = -1;
_update_tool_erase();
for (int i = 0; i < points.size(); i++) {
if (Math::abs(float(points[i] - mb->get_position().x)) < 10 * EDSCALE) {
selected_point = i;
Ref<AnimationNode> node = blend_space->get_blend_point_node(i);
EditorNode::get_singleton()->push_item(node.ptr(), "", true);
dragging_selected_attempt = true;
drag_from = mb->get_position();
_update_tool_erase();
_update_edited_point_pos();
return;
}
}
}
if (mb.is_valid() && !mb->is_pressed() && dragging_selected_attempt && mb->get_button_index() == BUTTON_LEFT) {
if (dragging_selected) {
// move
float point = blend_space->get_blend_point_position(selected_point);
point += drag_ofs.x;
if (snap->is_pressed()) {
point = Math::stepify(point, blend_space->get_snap());
}
updating = true;
undo_redo->create_action("Move Node Point");
undo_redo->add_do_method(blend_space.ptr(), "set_blend_point_position", selected_point, point);
undo_redo->add_undo_method(blend_space.ptr(), "set_blend_point_position", selected_point, blend_space->get_blend_point_position(selected_point));
undo_redo->add_do_method(this, "_update_space");
undo_redo->add_undo_method(this, "_update_space");
undo_redo->add_do_method(this, "_update_edited_point_pos");
undo_redo->add_undo_method(this, "_update_edited_point_pos");
undo_redo->commit_action();
updating = false;
_update_edited_point_pos();
}
dragging_selected_attempt = false;
dragging_selected = false;
blend_space_draw->update();
}
// *set* the blend
if (mb.is_valid() && !mb->is_pressed() && tool_blend->is_pressed() && mb->get_button_index() == BUTTON_LEFT) {
float blend_pos = mb->get_position().x / blend_space_draw->get_size().x;
blend_pos *= blend_space->get_max_space() - blend_space->get_min_space();
blend_pos += blend_space->get_min_space();
AnimationTreeEditor::get_singleton()->get_tree()->set(get_blend_position_path(), blend_pos);
blend_space_draw->update();
}
Ref<InputEventMouseMotion> mm = p_event;
if (mm.is_valid() && !blend_space_draw->has_focus()) {
blend_space_draw->grab_focus();
blend_space_draw->update();
}
if (mm.is_valid() && dragging_selected_attempt) {
dragging_selected = true;
drag_ofs = ((mm->get_position() - drag_from) / blend_space_draw->get_size()) * ((blend_space->get_max_space() - blend_space->get_min_space()) * Vector2(1, 0));
blend_space_draw->update();
_update_edited_point_pos();
}
if (mm.is_valid() && tool_blend->is_pressed() && mm->get_button_mask() & BUTTON_MASK_LEFT) {
float blend_pos = mm->get_position().x / blend_space_draw->get_size().x;
blend_pos *= blend_space->get_max_space() - blend_space->get_min_space();
blend_pos += blend_space->get_min_space();
AnimationTreeEditor::get_singleton()->get_tree()->set(get_blend_position_path(), blend_pos);
blend_space_draw->update();
}
}
void AnimationNodeBlendSpace1DEditor::_blend_space_draw() {
Color linecolor = get_color("font_color", "Label");
Color linecolor_soft = linecolor;
linecolor_soft.a *= 0.5;
Ref<Font> font = get_font("font", "Label");
Ref<Texture> icon = get_icon("KeyValue", "EditorIcons");
Ref<Texture> icon_selected = get_icon("KeySelected", "EditorIcons");
Size2 s = blend_space_draw->get_size();
if (blend_space_draw->has_focus()) {
Color color = get_color("accent_color", "Editor");
blend_space_draw->draw_rect(Rect2(Point2(), s), color, false);
}
blend_space_draw->draw_line(Point2(1, s.height - 1), Point2(s.width - 1, s.height - 1), linecolor);
if (blend_space->get_min_space() < 0) {
float point = 0.0;
point = (point - blend_space->get_min_space()) / (blend_space->get_max_space() - blend_space->get_min_space());
point *= s.width;
float x = point;
blend_space_draw->draw_line(Point2(x, s.height - 1), Point2(x, s.height - 5 * EDSCALE), linecolor);
blend_space_draw->draw_string(font, Point2(x + 2 * EDSCALE, s.height - 2 * EDSCALE - font->get_height() + font->get_ascent()), "0", linecolor);
blend_space_draw->draw_line(Point2(x, s.height - 5 * EDSCALE), Point2(x, 0), linecolor_soft);
}
if (snap->is_pressed()) {
linecolor_soft.a = linecolor.a * 0.1;
if (blend_space->get_snap() > 0) {
int prev_idx = -1;
for (int i = 0; i < s.x; i++) {
float v = blend_space->get_min_space() + i * (blend_space->get_max_space() - blend_space->get_min_space()) / s.x;
int idx = int(v / blend_space->get_snap());
if (i > 0 && prev_idx != idx) {
blend_space_draw->draw_line(Point2(i, 0), Point2(i, s.height), linecolor_soft);
}
prev_idx = idx;
}
}
}
points.clear();
for (int i = 0; i < blend_space->get_blend_point_count(); i++) {
float point = blend_space->get_blend_point_position(i);
if (dragging_selected && selected_point == i) {
point += drag_ofs.x;
if (snap->is_pressed()) {
point = Math::stepify(point, blend_space->get_snap());
}
}
point = (point - blend_space->get_min_space()) / (blend_space->get_max_space() - blend_space->get_min_space());
point *= s.width;
points.push_back(point);
Vector2 gui_point = Vector2(point, s.height / 2.0);
gui_point -= (icon->get_size() / 2.0);
gui_point = gui_point.floor();
if (i == selected_point) {
blend_space_draw->draw_texture(icon_selected, gui_point);
} else {
blend_space_draw->draw_texture(icon, gui_point);
}
}
// blend position
{
Color color;
if (tool_blend->is_pressed()) {
color = get_color("accent_color", "Editor");
} else {
color = linecolor;
color.a *= 0.5;
}
float point = AnimationTreeEditor::get_singleton()->get_tree()->get(get_blend_position_path());
point = (point - blend_space->get_min_space()) / (blend_space->get_max_space() - blend_space->get_min_space());
point *= s.width;
Vector2 gui_point = Vector2(point, s.height / 2.0);
float mind = 5 * EDSCALE;
float maxd = 15 * EDSCALE;
blend_space_draw->draw_line(gui_point + Vector2(mind, 0), gui_point + Vector2(maxd, 0), color, 2);
blend_space_draw->draw_line(gui_point + Vector2(-mind, 0), gui_point + Vector2(-maxd, 0), color, 2);
blend_space_draw->draw_line(gui_point + Vector2(0, mind), gui_point + Vector2(0, maxd), color, 2);
blend_space_draw->draw_line(gui_point + Vector2(0, -mind), gui_point + Vector2(0, -maxd), color, 2);
}
}
void AnimationNodeBlendSpace1DEditor::_update_space() {
if (updating)
return;
updating = true;
max_value->set_value(blend_space->get_max_space());
min_value->set_value(blend_space->get_min_space());
label_value->set_text(blend_space->get_value_label());
snap_value->set_value(blend_space->get_snap());
blend_space_draw->update();
updating = false;
}
void AnimationNodeBlendSpace1DEditor::_config_changed(double) {
if (updating)
return;
updating = true;
undo_redo->create_action("Change BlendSpace1D Limits");
undo_redo->add_do_method(blend_space.ptr(), "set_max_space", max_value->get_value());
undo_redo->add_undo_method(blend_space.ptr(), "set_max_space", blend_space->get_max_space());
undo_redo->add_do_method(blend_space.ptr(), "set_min_space", min_value->get_value());
undo_redo->add_undo_method(blend_space.ptr(), "set_min_space", blend_space->get_min_space());
undo_redo->add_do_method(blend_space.ptr(), "set_snap", snap_value->get_value());
undo_redo->add_undo_method(blend_space.ptr(), "set_snap", blend_space->get_snap());
undo_redo->add_do_method(this, "_update_space");
undo_redo->add_undo_method(this, "_update_space");
undo_redo->commit_action();
updating = false;
blend_space_draw->update();
}
void AnimationNodeBlendSpace1DEditor::_labels_changed(String) {
if (updating)
return;
updating = true;
undo_redo->create_action("Change BlendSpace1D Labels", UndoRedo::MERGE_ENDS);
undo_redo->add_do_method(blend_space.ptr(), "set_value_label", label_value->get_text());
undo_redo->add_undo_method(blend_space.ptr(), "set_value_label", blend_space->get_value_label());
undo_redo->add_do_method(this, "_update_space");
undo_redo->add_undo_method(this, "_update_space");
undo_redo->commit_action();
updating = false;
}
void AnimationNodeBlendSpace1DEditor::_snap_toggled() {
blend_space_draw->update();
}
void AnimationNodeBlendSpace1DEditor::_file_opened(const String &p_file) {
file_loaded = ResourceLoader::load(p_file);
if (file_loaded.is_valid()) {
_add_menu_type(MENU_LOAD_FILE_CONFIRM);
}
}
void AnimationNodeBlendSpace1DEditor::_add_menu_type(int p_index) {
Ref<AnimationRootNode> node;
if (p_index == MENU_LOAD_FILE) {
open_file->clear_filters();
List<String> filters;
ResourceLoader::get_recognized_extensions_for_type("AnimationRootNode", &filters);
for (List<String>::Element *E = filters.front(); E; E = E->next()) {
open_file->add_filter("*." + E->get());
}
open_file->popup_centered_ratio();
return;
} else if (p_index == MENU_LOAD_FILE_CONFIRM) {
node = file_loaded;
file_loaded.unref();
} else if (p_index == MENU_PASTE) {
node = EditorSettings::get_singleton()->get_resource_clipboard();
} else {
String type = menu->get_item_metadata(p_index);
Object *obj = ClassDB::instance(type);
ERR_FAIL_COND(!obj);
AnimationNode *an = Object::cast_to<AnimationNode>(obj);
ERR_FAIL_COND(!an);
node = Ref<AnimationNode>(an);
}
if (!node.is_valid()) {
EditorNode::get_singleton()->show_warning(TTR("This type of node can't be used. Only root nodes are allowed."));
return;
}
updating = true;
undo_redo->create_action("Add Node Point");
undo_redo->add_do_method(blend_space.ptr(), "add_blend_point", node, add_point_pos);
undo_redo->add_undo_method(blend_space.ptr(), "remove_blend_point", blend_space->get_blend_point_count());
undo_redo->add_do_method(this, "_update_space");
undo_redo->add_undo_method(this, "_update_space");
undo_redo->commit_action();
updating = false;
blend_space_draw->update();
}
void AnimationNodeBlendSpace1DEditor::_add_animation_type(int p_index) {
Ref<AnimationNodeAnimation> anim;
anim.instance();
anim->set_animation(animations_to_add[p_index]);
updating = true;
undo_redo->create_action("Add Animation Point");
undo_redo->add_do_method(blend_space.ptr(), "add_blend_point", anim, add_point_pos);
undo_redo->add_undo_method(blend_space.ptr(), "remove_blend_point", blend_space->get_blend_point_count());
undo_redo->add_do_method(this, "_update_space");
undo_redo->add_undo_method(this, "_update_space");
undo_redo->commit_action();
updating = false;
blend_space_draw->update();
}
void AnimationNodeBlendSpace1DEditor::_tool_switch(int p_tool) {
if (p_tool == 0) {
tool_erase->show();
tool_erase_sep->show();
} else {
tool_erase->hide();
tool_erase_sep->hide();
}
_update_tool_erase();
blend_space_draw->update();
}
void AnimationNodeBlendSpace1DEditor::_update_edited_point_pos() {
if (updating)
return;
if (selected_point >= 0 && selected_point < blend_space->get_blend_point_count()) {
float pos = blend_space->get_blend_point_position(selected_point);
if (dragging_selected) {
pos += drag_ofs.x;
if (snap->is_pressed()) {
pos = Math::stepify(pos, blend_space->get_snap());
}
}
updating = true;
edit_value->set_value(pos);
updating = false;
}
}
void AnimationNodeBlendSpace1DEditor::_update_tool_erase() {
bool point_valid = selected_point >= 0 && selected_point < blend_space->get_blend_point_count();
tool_erase->set_disabled(!point_valid);
if (point_valid) {
Ref<AnimationNode> an = blend_space->get_blend_point_node(selected_point);
if (AnimationTreeEditor::get_singleton()->can_edit(an)) {
open_editor->show();
} else {
open_editor->hide();
}
edit_hb->show();
} else {
edit_hb->hide();
}
}
void AnimationNodeBlendSpace1DEditor::_erase_selected() {
if (selected_point != -1) {
updating = true;
undo_redo->create_action("Remove BlendSpace1D Point");
undo_redo->add_do_method(blend_space.ptr(), "remove_blend_point", selected_point);
undo_redo->add_undo_method(blend_space.ptr(), "add_blend_point", blend_space->get_blend_point_node(selected_point), blend_space->get_blend_point_position(selected_point), selected_point);
undo_redo->add_do_method(this, "_update_space");
undo_redo->add_undo_method(this, "_update_space");
undo_redo->commit_action();
updating = false;
blend_space_draw->update();
}
}
void AnimationNodeBlendSpace1DEditor::_edit_point_pos(double) {
if (updating)
return;
updating = true;
undo_redo->create_action("Move BlendSpace1D Node Point");
undo_redo->add_do_method(blend_space.ptr(), "set_blend_point_position", selected_point, edit_value->get_value());
undo_redo->add_undo_method(blend_space.ptr(), "set_blend_point_position", selected_point, blend_space->get_blend_point_position(selected_point));
undo_redo->add_do_method(this, "_update_space");
undo_redo->add_undo_method(this, "_update_space");
undo_redo->add_do_method(this, "_update_edited_point_pos");
undo_redo->add_undo_method(this, "_update_edited_point_pos");
undo_redo->commit_action();
updating = false;
blend_space_draw->update();
}
void AnimationNodeBlendSpace1DEditor::_open_editor() {
if (selected_point >= 0 && selected_point < blend_space->get_blend_point_count()) {
Ref<AnimationNode> an = blend_space->get_blend_point_node(selected_point);
ERR_FAIL_COND(an.is_null());
AnimationTreeEditor::get_singleton()->enter_editor(itos(selected_point));
}
}
void AnimationNodeBlendSpace1DEditor::_notification(int p_what) {
if (p_what == NOTIFICATION_ENTER_TREE || p_what == NOTIFICATION_THEME_CHANGED) {
error_panel->add_style_override("panel", get_stylebox("bg", "Tree"));
error_label->add_color_override("font_color", get_color("error_color", "Editor"));
panel->add_style_override("panel", get_stylebox("bg", "Tree"));
tool_blend->set_icon(get_icon("EditPivot", "EditorIcons"));
tool_select->set_icon(get_icon("ToolSelect", "EditorIcons"));
tool_create->set_icon(get_icon("EditKey", "EditorIcons"));
tool_erase->set_icon(get_icon("Remove", "EditorIcons"));
snap->set_icon(get_icon("SnapGrid", "EditorIcons"));
open_editor->set_icon(get_icon("Edit", "EditorIcons"));
}
if (p_what == NOTIFICATION_PROCESS) {
String error;
if (!AnimationTreeEditor::get_singleton()->get_tree()->is_active()) {
error = TTR("AnimationTree is inactive.\nActivate to enable playback, check node warnings if activation fails.");
} else if (AnimationTreeEditor::get_singleton()->get_tree()->is_state_invalid()) {
error = AnimationTreeEditor::get_singleton()->get_tree()->get_invalid_state_reason();
}
if (error != error_label->get_text()) {
error_label->set_text(error);
if (error != String()) {
error_panel->show();
} else {
error_panel->hide();
}
}
}
if (p_what == NOTIFICATION_VISIBILITY_CHANGED) {
set_process(is_visible_in_tree());
}
}
void AnimationNodeBlendSpace1DEditor::_bind_methods() {
ClassDB::bind_method("_blend_space_gui_input", &AnimationNodeBlendSpace1DEditor::_blend_space_gui_input);
ClassDB::bind_method("_blend_space_draw", &AnimationNodeBlendSpace1DEditor::_blend_space_draw);
ClassDB::bind_method("_config_changed", &AnimationNodeBlendSpace1DEditor::_config_changed);
ClassDB::bind_method("_labels_changed", &AnimationNodeBlendSpace1DEditor::_labels_changed);
ClassDB::bind_method("_update_space", &AnimationNodeBlendSpace1DEditor::_update_space);
ClassDB::bind_method("_snap_toggled", &AnimationNodeBlendSpace1DEditor::_snap_toggled);
ClassDB::bind_method("_tool_switch", &AnimationNodeBlendSpace1DEditor::_tool_switch);
ClassDB::bind_method("_erase_selected", &AnimationNodeBlendSpace1DEditor::_erase_selected);
ClassDB::bind_method("_update_tool_erase", &AnimationNodeBlendSpace1DEditor::_update_tool_erase);
ClassDB::bind_method("_edit_point_pos", &AnimationNodeBlendSpace1DEditor::_edit_point_pos);
ClassDB::bind_method("_add_menu_type", &AnimationNodeBlendSpace1DEditor::_add_menu_type);
ClassDB::bind_method("_add_animation_type", &AnimationNodeBlendSpace1DEditor::_add_animation_type);
ClassDB::bind_method("_update_edited_point_pos", &AnimationNodeBlendSpace1DEditor::_update_edited_point_pos);
ClassDB::bind_method("_open_editor", &AnimationNodeBlendSpace1DEditor::_open_editor);
ClassDB::bind_method("_file_opened", &AnimationNodeBlendSpace1DEditor::_file_opened);
}
bool AnimationNodeBlendSpace1DEditor::can_edit(const Ref<AnimationNode> &p_node) {
Ref<AnimationNodeBlendSpace1D> b1d = p_node;
return b1d.is_valid();
}
void AnimationNodeBlendSpace1DEditor::edit(const Ref<AnimationNode> &p_node) {
blend_space = p_node;
if (!blend_space.is_null()) {
_update_space();
}
}
AnimationNodeBlendSpace1DEditor *AnimationNodeBlendSpace1DEditor::singleton = NULL;
AnimationNodeBlendSpace1DEditor::AnimationNodeBlendSpace1DEditor() {
singleton = this;
updating = false;
HBoxContainer *top_hb = memnew(HBoxContainer);
add_child(top_hb);
Ref<ButtonGroup> bg;
bg.instance();
tool_blend = memnew(ToolButton);
tool_blend->set_toggle_mode(true);
tool_blend->set_button_group(bg);
top_hb->add_child(tool_blend);
tool_blend->set_pressed(true);
tool_blend->set_tooltip(TTR("Set the blending position within the space"));
tool_blend->connect("pressed", this, "_tool_switch", varray(3));
tool_select = memnew(ToolButton);
tool_select->set_toggle_mode(true);
tool_select->set_button_group(bg);
top_hb->add_child(tool_select);
tool_select->set_tooltip(TTR("Select and move points, create points with RMB."));
tool_select->connect("pressed", this, "_tool_switch", varray(0));
tool_create = memnew(ToolButton);
tool_create->set_toggle_mode(true);
tool_create->set_button_group(bg);
top_hb->add_child(tool_create);
tool_create->set_tooltip(TTR("Create points."));
tool_create->connect("pressed", this, "_tool_switch", varray(1));
tool_erase_sep = memnew(VSeparator);
top_hb->add_child(tool_erase_sep);
tool_erase = memnew(ToolButton);
top_hb->add_child(tool_erase);
tool_erase->set_tooltip(TTR("Erase points."));
tool_erase->connect("pressed", this, "_erase_selected");
top_hb->add_child(memnew(VSeparator));
snap = memnew(ToolButton);
snap->set_toggle_mode(true);
top_hb->add_child(snap);
snap->set_pressed(true);
snap->connect("pressed", this, "_snap_toggled");
snap_value = memnew(SpinBox);
top_hb->add_child(snap_value);
snap_value->set_min(0.01);
snap_value->set_step(0.01);
snap_value->set_max(1000);
edit_hb = memnew(HBoxContainer);
top_hb->add_child(edit_hb);
edit_hb->add_child(memnew(VSeparator));
edit_hb->add_child(memnew(Label(TTR("Point"))));
edit_value = memnew(SpinBox);
edit_hb->add_child(edit_value);
edit_value->set_min(-1000);
edit_value->set_max(1000);
edit_value->set_step(0.01);
edit_value->connect("value_changed", this, "_edit_point_pos");
open_editor = memnew(Button);
edit_hb->add_child(open_editor);
open_editor->set_text(TTR("Open Editor"));
open_editor->connect("pressed", this, "_open_editor", varray(), CONNECT_DEFERRED);
edit_hb->hide();
open_editor->hide();
VBoxContainer *main_vb = memnew(VBoxContainer);
add_child(main_vb);
main_vb->set_v_size_flags(SIZE_EXPAND_FILL);
panel = memnew(PanelContainer);
panel->set_clip_contents(true);
main_vb->add_child(panel);
panel->set_h_size_flags(SIZE_EXPAND_FILL);
panel->set_v_size_flags(SIZE_EXPAND_FILL);
blend_space_draw = memnew(Control);
blend_space_draw->connect("gui_input", this, "_blend_space_gui_input");
blend_space_draw->connect("draw", this, "_blend_space_draw");
blend_space_draw->set_focus_mode(FOCUS_ALL);
panel->add_child(blend_space_draw);
{
HBoxContainer *bottom_hb = memnew(HBoxContainer);
main_vb->add_child(bottom_hb);
bottom_hb->set_h_size_flags(SIZE_EXPAND_FILL);
min_value = memnew(SpinBox);
min_value->set_max(0);
min_value->set_min(-10000);
min_value->set_step(0.01);
max_value = memnew(SpinBox);
max_value->set_max(10000);
max_value->set_min(0.01);
max_value->set_step(0.01);
label_value = memnew(LineEdit);
label_value->set_expand_to_text_length(true);
// now add
bottom_hb->add_child(min_value);
bottom_hb->add_spacer();
bottom_hb->add_child(label_value);
bottom_hb->add_spacer();
bottom_hb->add_child(max_value);
}
snap_value->connect("value_changed", this, "_config_changed");
min_value->connect("value_changed", this, "_config_changed");
max_value->connect("value_changed", this, "_config_changed");
label_value->connect("text_changed", this, "_labels_changed");
error_panel = memnew(PanelContainer);
add_child(error_panel);
error_label = memnew(Label);
error_panel->add_child(error_label);
error_label->set_text("hmmm");
undo_redo = EditorNode::get_singleton()->get_undo_redo();
menu = memnew(PopupMenu);
add_child(menu);
menu->connect("id_pressed", this, "_add_menu_type");
animations_menu = memnew(PopupMenu);
menu->add_child(animations_menu);
animations_menu->set_name("animations");
animations_menu->connect("index_pressed", this, "_add_animation_type");
open_file = memnew(EditorFileDialog);
add_child(open_file);
open_file->set_title(TTR("Open Animation Node"));
open_file->set_mode(EditorFileDialog::MODE_OPEN_FILE);
open_file->connect("file_selected", this, "_file_opened");
undo_redo = EditorNode::get_singleton()->get_undo_redo();
selected_point = -1;
dragging_selected = false;
dragging_selected_attempt = false;
set_custom_minimum_size(Size2(0, 150 * EDSCALE));
}