/*************************************************************************/
/*  sprite_frames_editor_plugin.cpp                                      */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                    http://www.godotengine.org                         */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
/*                                                                       */
/* 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 "sprite_frames_editor_plugin.h"

#include "io/resource_loader.h"
#include "global_config.h"
#include "tools/editor/editor_settings.h"
#include "scene/3d/sprite_3d.h"



void SpriteFramesEditor::_gui_input(InputEvent p_event) {


}

void SpriteFramesEditor::_notification(int p_what) {

	if (p_what==NOTIFICATION_FIXED_PROCESS) {

	}

	if (p_what==NOTIFICATION_ENTER_TREE) {
		load->set_icon( get_icon("Folder","EditorIcons") );
		_delete->set_icon( get_icon("Del","EditorIcons") );
		new_anim->set_icon( get_icon("New","EditorIcons") );
		remove_anim->set_icon( get_icon("Del","EditorIcons") );

	}

	if (p_what==NOTIFICATION_READY) {

		//NodePath("/root")->connect("node_removed", this,"_node_removed",Vector<Variant>(),true);
	}

	if (p_what==NOTIFICATION_DRAW) {

	}
}

void SpriteFramesEditor::_file_load_request(const PoolVector<String>& p_path,int p_at_pos) {

	ERR_FAIL_COND(!frames->has_animation(edited_anim));

	List< Ref<Texture> > resources;

	for(int i=0;i<p_path.size();i++) {

		Ref<Texture>  resource;
		resource = ResourceLoader::load(p_path[i]);

		if (resource.is_null()) {
			dialog->set_text(TTR("ERROR: Couldn't load frame resource!"));
			dialog->set_title(TTR("Error!"));
			//dialog->get_cancel()->set_text("Close");
			dialog->get_ok()->set_text(TTR("Close"));
			dialog->popup_centered_minsize();
			return; ///beh should show an error i guess
		}

		resources.push_back(resource);
	}


	if (resources.empty()) {
		//print_line("added frames!");
		return;
	}

	undo_redo->create_action(TTR("Add Frame"));
	int fc=frames->get_frame_count(edited_anim);

	int count=0;

	for(List< Ref<Texture> >::Element *E=resources.front();E;E=E->next() ) {

		undo_redo->add_do_method(frames,"add_frame",edited_anim,E->get(),p_at_pos==-1?-1:p_at_pos+count);
		undo_redo->add_undo_method(frames,"remove_frame",edited_anim,p_at_pos==-1?fc:p_at_pos);
		count++;

	}
	undo_redo->add_do_method(this,"_update_library");
	undo_redo->add_undo_method(this,"_update_library");

	undo_redo->commit_action();
	//print_line("added frames!");
}

void SpriteFramesEditor::_load_pressed() {

	ERR_FAIL_COND(!frames->has_animation(edited_anim));
	loading_scene=false;

	file->clear_filters();
	List<String> extensions;
	ResourceLoader::get_recognized_extensions_for_type("Texture",&extensions);
	for(int i=0;i<extensions.size();i++)
		file->add_filter("*."+extensions[i]);

	file->set_mode(EditorFileDialog::MODE_OPEN_FILES);

	file->popup_centered_ratio();

}


void SpriteFramesEditor::_item_edited() {

#if 0
	if (!tree->get_selected())
		return;

	TreeItem *s = tree->get_selected();

	if (tree->get_selected_column()==0) {
		// renamed
		String old_name=s->get_metadata(0);
		String new_name=s->get_text(0);
		if (old_name==new_name)
			return;

		if (new_name=="" || new_name.find("\\")!=-1 || new_name.find("/")!=-1 || frames->has_resource(new_name)) {

			s->set_text(0,old_name);
			return;
		}

		RES samp = frames->get_resource(old_name);
		undo_redo->create_action("Rename Resource");
		undo_redo->add_do_method(frames,"remove_resource",old_name);
		undo_redo->add_do_method(frames,"add_resource",new_name,samp);
		undo_redo->add_undo_method(frames,"remove_resource",new_name);
		undo_redo->add_undo_method(frames,"add_resource",old_name,samp);
		undo_redo->add_do_method(this,"_update_library");
		undo_redo->add_undo_method(this,"_update_library");
		undo_redo->commit_action();

	}
#endif

}

void SpriteFramesEditor::_delete_confirm_pressed() {

	ERR_FAIL_COND(!frames->has_animation(edited_anim));

	if (tree->get_current()<0)
		return;

	sel-=1;
	if (sel<0 && frames->get_frame_count(edited_anim))
		sel=0;

	int to_remove = tree->get_current();
	sel=to_remove;
	Ref<Texture> r = frames->get_frame(edited_anim,to_remove);
	undo_redo->create_action(TTR("Delete Resource"));
	undo_redo->add_do_method(frames,"remove_frame",edited_anim,to_remove);
	undo_redo->add_undo_method(frames,"add_frame",edited_anim,r,to_remove);
	undo_redo->add_do_method(this,"_update_library");
	undo_redo->add_undo_method(this,"_update_library");
	undo_redo->commit_action();

}


void SpriteFramesEditor::_paste_pressed() {

	ERR_FAIL_COND(!frames->has_animation(edited_anim));

	Ref<Texture> r=EditorSettings::get_singleton()->get_resource_clipboard();
	if (!r.is_valid()) {
		dialog->set_text(TTR("Resource clipboard is empty or not a texture!"));
		dialog->set_title(TTR("Error!"));
		//dialog->get_cancel()->set_text("Close");
		dialog->get_ok()->set_text(TTR("Close"));
		dialog->popup_centered_minsize();
		return; ///beh should show an error i guess
	}


	undo_redo->create_action(TTR("Paste Frame"));
	undo_redo->add_do_method(frames,"add_frame",edited_anim,r);
	undo_redo->add_undo_method(frames,"remove_frame",edited_anim,frames->get_frame_count(edited_anim));
	undo_redo->add_do_method(this,"_update_library");
	undo_redo->add_undo_method(this,"_update_library");
	undo_redo->commit_action();

}

void SpriteFramesEditor::_empty_pressed() {

	ERR_FAIL_COND(!frames->has_animation(edited_anim));

	int from=-1;

	if (tree->get_current()>=0) {

		from = tree->get_current();
		sel=from;

	} else {
		from=frames->get_frame_count(edited_anim);
	}



	Ref<Texture> r;

	undo_redo->create_action(TTR("Add Empty"));
	undo_redo->add_do_method(frames,"add_frame",edited_anim,r,from);
	undo_redo->add_undo_method(frames,"remove_frame",edited_anim,from);
	undo_redo->add_do_method(this,"_update_library");
	undo_redo->add_undo_method(this,"_update_library");
	undo_redo->commit_action();

}

void SpriteFramesEditor::_empty2_pressed() {

	ERR_FAIL_COND(!frames->has_animation(edited_anim));

	int from=-1;

	if (tree->get_current()>=0) {

		from = tree->get_current();
		sel=from;

	} else {
		from=frames->get_frame_count(edited_anim);
	}



	Ref<Texture> r;

	undo_redo->create_action(TTR("Add Empty"));
	undo_redo->add_do_method(frames,"add_frame",edited_anim,r,from+1);
	undo_redo->add_undo_method(frames,"remove_frame",edited_anim,from+1);
	undo_redo->add_do_method(this,"_update_library");
	undo_redo->add_undo_method(this,"_update_library");
	undo_redo->commit_action();

}

void SpriteFramesEditor::_up_pressed() {

	ERR_FAIL_COND(!frames->has_animation(edited_anim));

	if (tree->get_current()<0)
		return;

	int to_move = tree->get_current();
	if (to_move<1)
		return;

	sel=to_move;
	sel-=1;

	Ref<Texture> r = frames->get_frame(edited_anim,to_move);
	undo_redo->create_action(TTR("Delete Resource"));
	undo_redo->add_do_method(frames,"set_frame",edited_anim,to_move,frames->get_frame(edited_anim,to_move-1));
	undo_redo->add_do_method(frames,"set_frame",edited_anim,to_move-1,frames->get_frame(edited_anim,to_move));
	undo_redo->add_undo_method(frames,"set_frame",edited_anim,to_move,frames->get_frame(edited_anim,to_move));
	undo_redo->add_undo_method(frames,"set_frame",edited_anim,to_move-1,frames->get_frame(edited_anim,to_move-1));
	undo_redo->add_do_method(this,"_update_library");
	undo_redo->add_undo_method(this,"_update_library");
	undo_redo->commit_action();

}

void SpriteFramesEditor::_down_pressed() {

	ERR_FAIL_COND(!frames->has_animation(edited_anim));

	if (tree->get_current()<0)
		return;

	int to_move = tree->get_current();
	if (to_move<0 || to_move>=frames->get_frame_count(edited_anim)-1)
		return;

	sel=to_move;
	sel+=1;

	Ref<Texture> r = frames->get_frame(edited_anim,to_move);
	undo_redo->create_action(TTR("Delete Resource"));
	undo_redo->add_do_method(frames,"set_frame",edited_anim,to_move,frames->get_frame(edited_anim,to_move+1));
	undo_redo->add_do_method(frames,"set_frame",edited_anim,to_move+1,frames->get_frame(edited_anim,to_move));
	undo_redo->add_undo_method(frames,"set_frame",edited_anim,to_move,frames->get_frame(edited_anim,to_move));
	undo_redo->add_undo_method(frames,"set_frame",edited_anim,to_move+1,frames->get_frame(edited_anim,to_move+1));
	undo_redo->add_do_method(this,"_update_library");
	undo_redo->add_undo_method(this,"_update_library");
	undo_redo->commit_action();



}


void SpriteFramesEditor::_delete_pressed() {


	if (tree->get_current()<0)
		return;

	_delete_confirm_pressed(); //it has undo.. why bother with a dialog..
	/*
	dialog->set_title("Confirm...");
	dialog->set_text("Remove Resource '"+tree->get_selected()->get_text(0)+"' ?");
	//dialog->get_cancel()->set_text("Cancel");
	//dialog->get_ok()->show();
	dialog->get_ok()->set_text("Remove");
	dialog->popup_centered(Size2(300,60));*/

}


void SpriteFramesEditor::_animation_select() {

	if (updating)
		return;

	TreeItem *selected = animations->get_selected();
	ERR_FAIL_COND(!selected);
	edited_anim=selected->get_text(0);
	_update_library(true);

}


static void _find_anim_sprites(Node* p_node,List<Node*> *r_nodes,Ref<SpriteFrames> p_sfames) {

	Node *edited = EditorNode::get_singleton()->get_edited_scene();
	if (!edited)
		return;
	if (p_node!=edited && p_node->get_owner()!=edited)
		return;

	{
		AnimatedSprite *as = p_node->cast_to<AnimatedSprite>();
		if (as && as->get_sprite_frames()==p_sfames) {
			r_nodes->push_back(p_node);
		}
	}

	{
		AnimatedSprite3D *as = p_node->cast_to<AnimatedSprite3D>();
		if (as && as->get_sprite_frames()==p_sfames) {
			r_nodes->push_back(p_node);
		}
	}

	for(int i=0;i<p_node->get_child_count();i++) {
		_find_anim_sprites(p_node->get_child(i),r_nodes,p_sfames);
	}

}

void SpriteFramesEditor::_animation_name_edited(){

	if (updating)
		return;

	if (!frames->has_animation(edited_anim))
		return;

	TreeItem *edited = animations->get_edited();
	if (!edited)
		return;

	String new_name = edited->get_text(0);

	if (new_name==String(edited_anim))
		return;

	new_name=new_name.replace("/","_").replace(","," ");

	String name=new_name;
	int counter=0;
	while(frames->has_animation(name)) {
		counter++;
		name=new_name+" "+itos(counter);
	}

	List<Node*> nodes;
	_find_anim_sprites(EditorNode::get_singleton()->get_edited_scene(),&nodes,Ref<SpriteFrames>(frames));

	undo_redo->create_action(TTR("Rename Animation"));
	undo_redo->add_do_method(frames,"rename_animation",edited_anim,name);
	undo_redo->add_undo_method(frames,"rename_animation",name,edited_anim);

	for(List<Node*>::Element *E=nodes.front();E;E=E->next()) {

		String current = E->get()->call("get_animation");
		if (current!=edited_anim)
			continue;

		undo_redo->add_do_method(E->get(),"set_animation",name);
		undo_redo->add_undo_method(E->get(),"set_animation",edited_anim);

	}

	undo_redo->add_do_method(this,"_update_library");
	undo_redo->add_undo_method(this,"_update_library");

	edited_anim=new_name;

	undo_redo->commit_action();



}
void SpriteFramesEditor::_animation_add(){


	String new_name = "New Anim";

	String name=new_name;
	int counter=0;
	while(frames->has_animation(name)) {
		counter++;
		name=new_name+" "+itos(counter);
	}

	List<Node*> nodes;
	_find_anim_sprites(EditorNode::get_singleton()->get_edited_scene(),&nodes,Ref<SpriteFrames>(frames));


	undo_redo->create_action(TTR("Add Animation"));
	undo_redo->add_do_method(frames,"add_animation",name);
	undo_redo->add_undo_method(frames,"remove_animation",name);
	undo_redo->add_do_method(this,"_update_library");
	undo_redo->add_undo_method(this,"_update_library");


	for(List<Node*>::Element *E=nodes.front();E;E=E->next()) {

		String current = E->get()->call("get_animation");
		if (frames->has_animation(current))
			continue;

		undo_redo->add_do_method(E->get(),"set_animation",name);
		undo_redo->add_undo_method(E->get(),"set_animation",current);

	}

	edited_anim=new_name;

	undo_redo->commit_action();

}
void SpriteFramesEditor::_animation_remove(){

	//fuck everything
	if (updating)
		return;

	if (!frames->has_animation(edited_anim))
		return;


	undo_redo->create_action(TTR("Remove Animation"));
	undo_redo->add_do_method(frames,"remove_animation",edited_anim);
	undo_redo->add_undo_method(frames,"add_animation",edited_anim);
	undo_redo->add_undo_method(frames,"set_animation_speed",edited_anim,frames->get_animation_speed(edited_anim));
	undo_redo->add_undo_method(frames,"set_animation_loop",edited_anim,frames->get_animation_loop(edited_anim));
	int fc = frames->get_frame_count(edited_anim);
	for(int i=0;i<fc;i++) {
		Ref<Texture> frame = frames->get_frame(edited_anim,i);
		undo_redo->add_undo_method(frames,"add_frame",edited_anim,frame);
	}
	undo_redo->add_do_method(this,"_update_library");
	undo_redo->add_undo_method(this,"_update_library");

	undo_redo->commit_action();

}


void SpriteFramesEditor::_animation_loop_changed() {

	if (updating)
		return;

	undo_redo->create_action(TTR("Change Animation Loop"));
	undo_redo->add_do_method(frames,"set_animation_loop",edited_anim,anim_loop->is_pressed());
	undo_redo->add_undo_method(frames,"set_animation_loop",edited_anim,frames->get_animation_loop(edited_anim));
	undo_redo->add_do_method(this,"_update_library",true);
	undo_redo->add_undo_method(this,"_update_library",true);
	undo_redo->commit_action();

}

void SpriteFramesEditor::_animation_fps_changed(double p_value) {

	if (updating)
		return;

	undo_redo->create_action(TTR("Change Animation FPS"),UndoRedo::MERGE_ENDS);
	undo_redo->add_do_method(frames,"set_animation_speed",edited_anim,p_value);
	undo_redo->add_undo_method(frames,"set_animation_speed",edited_anim,frames->get_animation_speed(edited_anim));
	undo_redo->add_do_method(this,"_update_library",true);
	undo_redo->add_undo_method(this,"_update_library",true);

	undo_redo->commit_action();

}

void SpriteFramesEditor::_update_library(bool p_skip_selector) {

	updating=true;

	if (!p_skip_selector) {
		animations->clear();

		TreeItem *anim_root=animations->create_item();

		List<StringName> anim_names;

		anim_names.sort_custom<StringName::AlphCompare>();

		frames->get_animation_list(&anim_names);

		anim_names.sort_custom<StringName::AlphCompare>();

		for(List<StringName>::Element *E=anim_names.front();E;E=E->next()) {

			String name = E->get();

			TreeItem *it = animations->create_item(anim_root);

			it->set_metadata(0,name);

				it->set_text(0,name);
			it->set_editable(0,true);

			if (E->get()==edited_anim) {
				it->select(0);
			}
		}
	}


	tree->clear();

	if (!frames->has_animation(edited_anim)) {
		updating=false;
		return;
	}


	if (sel>=frames->get_frame_count(edited_anim))
		sel=frames->get_frame_count(edited_anim)-1;
	else if (sel<0 && frames->get_frame_count(edited_anim))
		sel=0;

	for(int i=0;i<frames->get_frame_count(edited_anim);i++) {


		String name;
		Ref<Texture> icon;


		if (frames->get_frame(edited_anim,i).is_null()) {

			name=itos(i)+": "+TTR("(empty)");

		} else {
			name=itos(i)+": "+frames->get_frame(edited_anim,i)->get_name();
			icon=frames->get_frame(edited_anim,i);
		}

		tree->add_item(name,icon);
		if (frames->get_frame(edited_anim,i).is_valid())
			tree->set_item_tooltip(tree->get_item_count()-1,frames->get_frame(edited_anim,i)->get_path());
		if (sel==i)
			tree->select(tree->get_item_count()-1);
	}

	anim_speed->set_value(frames->get_animation_speed(edited_anim));
	anim_loop->set_pressed(frames->get_animation_loop(edited_anim));

	updating=false;
	//player->add_resource("default",resource);
}



void SpriteFramesEditor::edit(SpriteFrames* p_frames) {

	if (frames==p_frames)
		return;

	frames=p_frames;


	if (p_frames) {

		if (!p_frames->has_animation(edited_anim)) {

			List<StringName> anim_names;
			frames->get_animation_list(&anim_names);
			anim_names.sort_custom<StringName::AlphCompare>();
			if (anim_names.size()) {
				edited_anim=anim_names.front()->get();
			} else {
				edited_anim=StringName();
			}

		}

		_update_library();
	} else {

		hide();
		//set_fixed_process(false);
	}

}


Variant SpriteFramesEditor::get_drag_data_fw(const Point2& p_point,Control* p_from) {

	if (!frames->has_animation(edited_anim))
		return false;

	int idx = tree->get_item_at_pos(p_point,true);

	if (idx<0 || idx>=frames->get_frame_count(edited_anim))
		return Variant();

	RES frame = frames->get_frame(edited_anim,idx);

	if (frame.is_null())
		return Variant();

	return EditorNode::get_singleton()->drag_resource(frame,p_from);


}

bool SpriteFramesEditor::can_drop_data_fw(const Point2& p_point,const Variant& p_data,Control* p_from) const{

	Dictionary d = p_data;

	if (!d.has("type"))
		return false;

	if (d.has("from") && (Object*)(d["from"])==tree)
		return false;

	if (String(d["type"])=="resource" && d.has("resource")) {
		RES r=d["resource"];

		Ref<Texture> texture = r;

		if (texture.is_valid()) {

			return true;
		}
	}


	if (String(d["type"])=="files") {

		Vector<String> files = d["files"];

		if (files.size()==0)
			return false;

		for(int i=0;i<files.size();i++) {
			String file = files[0];
			String ftype = EditorFileSystem::get_singleton()->get_file_type(file);

			if (!ClassDB::is_parent_class(ftype,"Texture")) {
				return false;
			}

		}

		return true;

	}
	return false;
}

void SpriteFramesEditor::drop_data_fw(const Point2& p_point,const Variant& p_data,Control* p_from){

	if (!can_drop_data_fw(p_point,p_data,p_from))
		return;

	Dictionary d = p_data;

	if (!d.has("type"))
		return;

	int at_pos = tree->get_item_at_pos(p_point,true);

	if (String(d["type"])=="resource" && d.has("resource")) {
		RES r=d["resource"];

		Ref<Texture> texture = r;

		if (texture.is_valid()) {

			undo_redo->create_action(TTR("Add Frame"));
			undo_redo->add_do_method(frames,"add_frame",edited_anim,texture,at_pos==-1?-1:at_pos);
			undo_redo->add_undo_method(frames,"remove_frame",edited_anim,at_pos==-1?frames->get_frame_count(edited_anim):at_pos);
			undo_redo->add_do_method(this,"_update_library");
			undo_redo->add_undo_method(this,"_update_library");
			undo_redo->commit_action();

		}
	}


	if (String(d["type"])=="files") {

		PoolVector<String> files = d["files"];

		_file_load_request(files,at_pos);
	}

}


void SpriteFramesEditor::_bind_methods() {

	ClassDB::bind_method(D_METHOD("_gui_input"),&SpriteFramesEditor::_gui_input);
	ClassDB::bind_method(D_METHOD("_load_pressed"),&SpriteFramesEditor::_load_pressed);
	ClassDB::bind_method(D_METHOD("_empty_pressed"),&SpriteFramesEditor::_empty_pressed);
	ClassDB::bind_method(D_METHOD("_empty2_pressed"),&SpriteFramesEditor::_empty2_pressed);
	ClassDB::bind_method(D_METHOD("_item_edited"),&SpriteFramesEditor::_item_edited);
	ClassDB::bind_method(D_METHOD("_delete_pressed"),&SpriteFramesEditor::_delete_pressed);
	ClassDB::bind_method(D_METHOD("_paste_pressed"),&SpriteFramesEditor::_paste_pressed);
	ClassDB::bind_method(D_METHOD("_delete_confirm_pressed"),&SpriteFramesEditor::_delete_confirm_pressed);
	ClassDB::bind_method(D_METHOD("_file_load_request","files","atpos"),&SpriteFramesEditor::_file_load_request,DEFVAL(-1));
	ClassDB::bind_method(D_METHOD("_update_library","skipsel"),&SpriteFramesEditor::_update_library,DEFVAL(false));
	ClassDB::bind_method(D_METHOD("_up_pressed"),&SpriteFramesEditor::_up_pressed);
	ClassDB::bind_method(D_METHOD("_down_pressed"),&SpriteFramesEditor::_down_pressed);
	ClassDB::bind_method(D_METHOD("_animation_select"),&SpriteFramesEditor::_animation_select);
	ClassDB::bind_method(D_METHOD("_animation_name_edited"),&SpriteFramesEditor::_animation_name_edited);
	ClassDB::bind_method(D_METHOD("_animation_add"),&SpriteFramesEditor::_animation_add);
	ClassDB::bind_method(D_METHOD("_animation_remove"),&SpriteFramesEditor::_animation_remove);
	ClassDB::bind_method(D_METHOD("_animation_loop_changed"),&SpriteFramesEditor::_animation_loop_changed);
	ClassDB::bind_method(D_METHOD("_animation_fps_changed"),&SpriteFramesEditor::_animation_fps_changed);
	ClassDB::bind_method(D_METHOD("get_drag_data_fw"), &SpriteFramesEditor::get_drag_data_fw);
	ClassDB::bind_method(D_METHOD("can_drop_data_fw"), &SpriteFramesEditor::can_drop_data_fw);
	ClassDB::bind_method(D_METHOD("drop_data_fw"), &SpriteFramesEditor::drop_data_fw);


}


SpriteFramesEditor::SpriteFramesEditor() {

	//add_style_override("panel", get_stylebox("panel","Panel"));

	split = memnew( HSplitContainer );
	add_child(split);

	VBoxContainer *vbc_animlist = memnew( VBoxContainer );
	split->add_child(vbc_animlist);
	vbc_animlist->set_custom_minimum_size(Size2(150,0));
	//vbc_animlist->set_v_size_flags(SIZE_EXPAND_FILL);


	VBoxContainer *sub_vb = memnew( VBoxContainer );
	vbc_animlist->add_margin_child(TTR("Animations"),sub_vb,true);
	sub_vb->set_v_size_flags(SIZE_EXPAND_FILL);

	HBoxContainer *hbc_animlist = memnew( HBoxContainer );
	sub_vb->add_child(hbc_animlist);

	new_anim = memnew( Button );
	hbc_animlist->add_child(new_anim);
	new_anim->connect("pressed",this,"_animation_add");


	hbc_animlist->add_spacer();

	remove_anim = memnew( Button );
	hbc_animlist->add_child(remove_anim);
	remove_anim->connect("pressed",this,"_animation_remove");

	animations = memnew( Tree );
	sub_vb->add_child(animations);
	animations->set_v_size_flags(SIZE_EXPAND_FILL);
	animations->set_hide_root(true);
	animations->connect("cell_selected",this,"_animation_select");
	animations->connect("item_edited",this,"_animation_name_edited");
	animations->set_single_select_cell_editing_only_when_already_selected(true);


	anim_speed = memnew( SpinBox);
	vbc_animlist->add_margin_child(TTR("Speed (FPS):"),anim_speed);
	anim_speed->set_min(0);
	anim_speed->set_max(100);
	anim_speed->set_step(0.01);
	anim_speed->connect("value_changed",this,"_animation_fps_changed");

	anim_loop = memnew( CheckButton );
	anim_loop->set_text(TTR("Loop"));
	vbc_animlist->add_child(anim_loop);
	anim_loop->connect("pressed",this,"_animation_loop_changed");

	VBoxContainer *vbc = memnew( VBoxContainer );
	split->add_child(vbc);
	vbc->set_h_size_flags(SIZE_EXPAND_FILL);

	sub_vb = memnew( VBoxContainer );
	vbc->add_margin_child(TTR("Animation Frames"),sub_vb,true);


	HBoxContainer *hbc = memnew( HBoxContainer );
	sub_vb->add_child(hbc);

	//animations = memnew( ItemList );


	load = memnew( Button );
	load->set_tooltip(TTR("Load Resource"));
	hbc->add_child(load);

	paste = memnew( Button );
	paste->set_text(TTR("Paste"));
	hbc->add_child(paste);

	empty = memnew( Button );
	empty->set_text(TTR("Insert Empty (Before)"));
	hbc->add_child(empty);

	empty2 = memnew( Button );
	empty2->set_text(TTR("Insert Empty (After)"));
	hbc->add_child(empty2);

	move_up = memnew( Button );
	move_up->set_text(TTR("Up"));
	hbc->add_child(move_up);

	move_down = memnew( Button );
	move_down->set_text(TTR("Down"));
	hbc->add_child(move_down);

	_delete = memnew( Button );
	hbc->add_child(_delete);

	file = memnew( EditorFileDialog );
	add_child(file);


	tree = memnew( ItemList );
	tree->set_v_size_flags(SIZE_EXPAND_FILL);
	tree->set_icon_mode(ItemList::ICON_MODE_TOP);

	int thumbnail_size = 96;
	tree->set_max_columns(0);
	tree->set_icon_mode(ItemList::ICON_MODE_TOP);
	tree->set_fixed_column_width(thumbnail_size*3/2);
	tree->set_max_text_lines(2);
	tree->set_fixed_icon_size(Size2(thumbnail_size,thumbnail_size));
	//tree->set_min_icon_size(Size2(thumbnail_size,thumbnail_size));
	tree->set_drag_forwarding(this);



	sub_vb->add_child(tree);

	dialog = memnew( AcceptDialog );
	add_child( dialog );

	load->connect("pressed", this,"_load_pressed");
	_delete->connect("pressed", this,"_delete_pressed");
	paste->connect("pressed", this,"_paste_pressed");
	empty->connect("pressed", this,"_empty_pressed");
	empty2->connect("pressed", this,"_empty2_pressed");
	move_up->connect("pressed", this,"_up_pressed");
	move_down->connect("pressed", this,"_down_pressed");
	file->connect("files_selected", this,"_file_load_request");
	//dialog->connect("confirmed", this,"_delete_confirm_pressed");
	//tree->connect("item_selected", this,"_item_edited");
	loading_scene=false;
	sel=-1;

	updating=false;

	edited_anim="default";

}


void SpriteFramesEditorPlugin::edit(Object *p_object) {

	frames_editor->set_undo_redo(&get_undo_redo());
	SpriteFrames * s = p_object->cast_to<SpriteFrames>();
	if (!s)
		return;

	frames_editor->edit(s);
}

bool SpriteFramesEditorPlugin::handles(Object *p_object) const {

	return p_object->is_class("SpriteFrames");
}

void SpriteFramesEditorPlugin::make_visible(bool p_visible) {

	if (p_visible) {
		button->show();
		editor->make_bottom_panel_item_visible(frames_editor);
		//frames_editor->set_process(true);
	} else {

		button->hide();
		if (frames_editor->is_visible_in_tree())
			editor->hide_bottom_panel();

		//frames_editor->set_process(false);
	}

}

SpriteFramesEditorPlugin::SpriteFramesEditorPlugin(EditorNode *p_node) {

	editor=p_node;
	frames_editor = memnew( SpriteFramesEditor );
	frames_editor->set_custom_minimum_size(Size2(0,300));
	button=editor->add_bottom_panel_item("SpriteFrames",frames_editor);
	button->hide();



}


SpriteFramesEditorPlugin::~SpriteFramesEditorPlugin()
{
}