simulator fixes (#2844)

* fix slide and control panel rendering bugs

* clear marker lists when clearing stitch plan

* switch simulator back to wx

* remove unused function

* fix off-by-one error in color bar

* avoid overlapping command symbols of different types

* don't maximize simulator

* adjust alignment

* remove unused API server

* bugfix

* focus entire simulator panel

* rename simulator/realistic preview -> simulator

* experimental: background color picker

* set pagecolor to background color by default

* satisfy macos

* toggle jumps on drawing canvas

* clear frog family

---------

Co-authored-by: Kaalleen

6 files changed, 0 insertions, 211 deletions

diff --git a/lib/api/__init__.py b/lib/api/__init__.py
deleted file mode 100644
index 35e411a7..00000000
--- a/lib/api/__init__.py
+++ /dev/null
@@ -1,6 +0,0 @@
-# Authors: see git history
-#
-# Copyright (c) 2010 Authors
-# Licensed under the GNU GPL version 3.0 or later.  See the file LICENSE for details.
-
-from .server import APIServer
\ No newline at end of file
diff --git a/lib/api/lang.py b/lib/api/lang.py
deleted file mode 100644
index 73c190f4..00000000
--- a/lib/api/lang.py
+++ /dev/null
@@ -1,11 +0,0 @@
-import os
-
-from flask import Blueprint, jsonify
-
-languages = Blueprint('languages', __name__)
-
-
-@languages.route('')
-def get_lang():
-    languages = dict(os.environ)
-    return jsonify(languages)
diff --git a/lib/api/page_specs.py b/lib/api/page_specs.py
deleted file mode 100644
index 8d3aee49..00000000
--- a/lib/api/page_specs.py
+++ /dev/null
@@ -1,36 +0,0 @@
-# Authors: see git history
-#
-# Copyright (c) 2010 Authors
-# Licensed under the GNU GPL version 3.0 or later.  See the file LICENSE for details.
-
-from flask import Blueprint, g, jsonify
-
-page_specs = Blueprint('page_specs', __name__)
-
-
-@page_specs.route('')
-def get_page_specs():
-    svg = g.extension.document.getroot()
-    width = svg.get('width', 0)
-    height = svg.get('height', 0)
-    pagecolor = "white"
-    deskcolor = "white"
-    bordercolor = "black"
-    showpageshadow = True
-
-    namedview = svg.namedview
-    if namedview is not None:
-        pagecolor = namedview.get('pagecolor', pagecolor)
-        deskcolor = namedview.get('inkscape:deskcolor', deskcolor)
-        bordercolor = namedview.get('bordercolor', bordercolor)
-        showpageshadow = namedview.get('inkscape:showpageshadow', showpageshadow)
-
-    page_specs = {
-        "width": width,
-        "height": height,
-        "pagecolor": pagecolor,
-        "deskcolor": deskcolor,
-        "bordercolor": bordercolor,
-        "showpageshadow": showpageshadow
-    }
-    return jsonify(page_specs)
diff --git a/lib/api/server.py b/lib/api/server.py
deleted file mode 100644
index 5625d77d..00000000
--- a/lib/api/server.py
+++ /dev/null
@@ -1,121 +0,0 @@
-# Authors: see git history
-#
-# Copyright (c) 2010 Authors
-# Licensed under the GNU GPL version 3.0 or later.  See the file LICENSE for details.
-
-import errno
-import logging
-import socket
-import sys
-import time
-from threading import Thread
-from contextlib import closing
-
-import requests
-from flask import Flask, g
-from werkzeug.serving import make_server
-
-from ..utils.json import InkStitchJSONProvider
-from .simulator import simulator
-from .stitch_plan import stitch_plan
-from .page_specs import page_specs
-from .lang import languages
-# this for electron axios
-from flask_cors import CORS
-
-
-class APIServer(Thread):
-    def __init__(self, *args, **kwargs):
-        self.extension = args[0]
-        Thread.__init__(self, *args[1:], **kwargs)
-        self.daemon = True
-        self.app = None
-        self.host = None
-        self.port = None
-        self.ready = False
-
-        self.__setup_app()
-        self.flask_server = None
-        self.server_thread = None
-
-    def __setup_app(self):  # noqa: C901
-        # Disable warning about using a development server in a production environment
-        cli = sys.modules['flask.cli']
-        cli.show_server_banner = lambda *x: None
-
-        self.app = Flask(__name__)
-        CORS(self.app)
-        self.app.json = InkStitchJSONProvider(self.app)
-
-        self.app.register_blueprint(simulator, url_prefix="/simulator")
-        self.app.register_blueprint(stitch_plan, url_prefix="/stitch_plan")
-        self.app.register_blueprint(page_specs, url_prefix="/page_specs")
-        self.app.register_blueprint(languages, url_prefix="/languages")
-
-        @self.app.before_request
-        def store_extension():
-            # make the InkstitchExtension object available to the view handling
-            # this request
-            g.extension = self.extension
-
-        @self.app.route('/ping')
-        def ping():
-            return "pong"
-
-    def stop(self):
-        self.flask_server.shutdown()
-        self.server_thread.join()
-
-    def disable_logging(self):
-        logging.getLogger('werkzeug').setLevel(logging.ERROR)
-
-    # https://github.com/aluo-x/Learning_Neural_Acoustic_Fields/blob/master/train.py
-    # https://github.com/pytorch/pytorch/issues/71029
-    def find_free_port(self):
-        with closing(socket.socket(socket.AF_INET, socket.SOCK_STREAM)) as s:
-            s.bind(('localhost', 0))
-            return s.getsockname()[1]
-
-    def run(self):
-        self.disable_logging()
-
-        self.host = "127.0.0.1"
-        self.port = self.find_free_port()
-        self.flask_server = make_server(self.host, self.port, self.app)
-        self.server_thread = Thread(target=self.flask_server.serve_forever)
-        self.server_thread.start()
-
-    def ready_checker(self):
-        """Wait until the server is started.
-
-        Annoyingly, there's no way to get a callback to be run when the Flask
-        server starts.  Instead, we'll have to poll.
-        """
-
-        while True:
-            if self.port:
-                try:
-                    response = requests.get("http://%s:%s/ping" % (self.host, self.port))
-                    if response.status_code == 200:
-                        break
-                except socket.error as e:
-                    if e.errno == errno.ECONNREFUSED:
-                        pass
-                    else:
-                        raise
-
-            time.sleep(0.1)
-
-    def start_server(self):
-        """Start the API server.
-
-        returns: port (int) -- the port that the server is listening on
-                   (on localhost)
-        """
-
-        checker = Thread(target=self.ready_checker)
-        checker.start()
-        self.start()
-        checker.join()
-
-        return self.port
diff --git a/lib/api/simulator.py b/lib/api/simulator.py
deleted file mode 100644
index 26c0246c..00000000
--- a/lib/api/simulator.py
+++ /dev/null
@@ -1,8 +0,0 @@
-# Authors: see git history
-#
-# Copyright (c) 2010 Authors
-# Licensed under the GNU GPL version 3.0 or later.  See the file LICENSE for details.
-
-from flask import Blueprint
-
-simulator = Blueprint('simulator', __name__)
diff --git a/lib/api/stitch_plan.py b/lib/api/stitch_plan.py
deleted file mode 100644
index 0267a70a..00000000
--- a/lib/api/stitch_plan.py
+++ /dev/null
@@ -1,29 +0,0 @@
-# Authors: see git history
-#
-# Copyright (c) 2010 Authors
-# Licensed under the GNU GPL version 3.0 or later.  See the file LICENSE for details.
-
-from flask import Blueprint, g, jsonify
-
-from ..exceptions import InkstitchException, format_uncaught_exception
-from ..stitch_plan import stitch_groups_to_stitch_plan
-
-stitch_plan = Blueprint('stitch_plan', __name__)
-
-
-@stitch_plan.route('')
-def get_stitch_plan():
-    if not g.extension.get_elements():
-        return dict(colors=[], stitch_blocks=[], commands=[])
-
-    try:
-        metadata = g.extension.get_inkstitch_metadata()
-        collapse_len = metadata['collapse_len_mm']
-        min_stitch_len = metadata['min_stitch_len_mm']
-        stitch_groups = g.extension.elements_to_stitch_groups(g.extension.elements)
-        stitch_plan = stitch_groups_to_stitch_plan(stitch_groups, collapse_len=collapse_len, min_stitch_len=min_stitch_len)
-        return jsonify(stitch_plan)
-    except InkstitchException as exc:
-        return jsonify({"error_message": str(exc)}), 500
-    except Exception:
-        return jsonify({"error_message": format_uncaught_exception()}), 500