New main branch for flutter/flet rewrite

.envrc

@@ -0,0 +1,3 @@
+source_url "https://raw.githubusercontent.com/cachix/devenv/82c0147677e510b247d8b9165c54f73d32dfd899/direnvrc" "sha256-7u4iDd1nZpxL4tCzmPG0dQgC5V+/44Ba+tHkPob1v2k="
+
+use devenv

.gitignore

@@ -1,129 +1,9 @@
-# Byte-compiled / optimized / DLL files
+# Devenv
-__pycache__/
+.devenv*
-*.py[cod]
+devenv.local.nix
-*$py.class
 
-# C extensions
+# direnv
-*.so
+.direnv
 
-# Distribution / packaging
+# pre-commit
-.Python
+.pre-commit-config.yaml
-build/
-develop-eggs/
-dist/
-downloads/
-eggs/
-.eggs/
-lib/
-lib64/
-parts/
-sdist/
-var/
-wheels/
-pip-wheel-metadata/
-share/python-wheels/
-*.egg-info/
-.installed.cfg
-*.egg
-MANIFEST
-
-# PyInstaller
-#  Usually these files are written by a python script from a template
-#  before PyInstaller builds the exe, so as to inject date/other infos into it.
-*.manifest
-*.spec
-
-# Installer logs
-pip-log.txt
-pip-delete-this-directory.txt
-
-# Unit test / coverage reports
-htmlcov/
-.tox/
-.nox/
-.coverage
-.coverage.*
-.cache
-nosetests.xml
-coverage.xml
-*.cover
-*.py,cover
-.hypothesis/
-.pytest_cache/
-
-# Translations
-*.mo
-*.pot
-
-# Django stuff:
-*.log
-local_settings.py
-db.sqlite3
-db.sqlite3-journal
-
-# Flask stuff:
-instance/
-.webassets-cache
-
-# Scrapy stuff:
-.scrapy
-
-# Sphinx documentation
-docs/_build/
-
-# PyBuilder
-target/
-
-# Jupyter Notebook
-.ipynb_checkpoints
-
-# IPython
-profile_default/
-ipython_config.py
-
-# pyenv
-.python-version
-
-# pipenv
-#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
-#   However, in case of collaboration, if having platform-specific dependencies or dependencies
-#   having no cross-platform support, pipenv may install dependencies that don't work, or not
-#   install all needed dependencies.
-#Pipfile.lock
-
-# PEP 582; used by e.g. github.com/David-OConnor/pyflow
-__pypackages__/
-
-# Celery stuff
-celerybeat-schedule
-celerybeat.pid
-
-# SageMath parsed files
-*.sage.py
-
-# Environments
-.env
-.venv
-env/
-venv/
-ENV/
-env.bak/
-venv.bak/
-
-# Spyder project settings
-.spyderproject
-.spyproject
-
-# Rope project settings
-.ropeproject
-
-# mkdocs documentation
-/site
-
-# mypy
-.mypy_cache/
-.dmypy.json
-dmypy.json
-
-# Pyre type checker
-.pyre/

README.md

@@ -1,2 +1 @@
-# Melter
+Experimental MTPy GUI written in flutter/flet
-Generates meltpool tomographs and layer maps from SLM printing pyrometry data

devenv.lock

@@ -0,0 +1,152 @@
+{
+  "nodes": {
+    "devenv": {
+      "locked": {
+        "dir": "src/modules",
+        "lastModified": 1730745597,
+        "owner": "cachix",
+        "repo": "devenv",
+        "rev": "7cfc04e544e67adf803c3634b53a911c670e046e",
+        "type": "github"
+      },
+      "original": {
+        "dir": "src/modules",
+        "owner": "cachix",
+        "repo": "devenv",
+        "type": "github"
+      }
+    },
+    "flake-compat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1696426674,
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "0f9255e01c2351cc7d116c072cb317785dd33b33",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
+    "flake-compat_2": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1696426674,
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "0f9255e01c2351cc7d116c072cb317785dd33b33",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
+    "gitignore": {
+      "inputs": {
+        "nixpkgs": [
+          "pre-commit-hooks",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1709087332,
+        "owner": "hercules-ci",
+        "repo": "gitignore.nix",
+        "rev": "637db329424fd7e46cf4185293b9cc8c88c95394",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "gitignore.nix",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1716977621,
+        "owner": "cachix",
+        "repo": "devenv-nixpkgs",
+        "rev": "4267e705586473d3e5c8d50299e71503f16a6fb6",
+        "type": "github"
+      },
+      "original": {
+        "owner": "cachix",
+        "ref": "rolling",
+        "repo": "devenv-nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-python": {
+      "inputs": {
+        "flake-compat": "flake-compat",
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1730716553,
+        "owner": "cachix",
+        "repo": "nixpkgs-python",
+        "rev": "8fcdb8ec34a1c2bae3f5326873a41b310e948ccc",
+        "type": "github"
+      },
+      "original": {
+        "owner": "cachix",
+        "repo": "nixpkgs-python",
+        "type": "github"
+      }
+    },
+    "nixpkgs-stable": {
+      "locked": {
+        "lastModified": 1730741070,
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "d063c1dd113c91ab27959ba540c0d9753409edf3",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-24.05",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "pre-commit-hooks": {
+      "inputs": {
+        "flake-compat": "flake-compat_2",
+        "gitignore": "gitignore",
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "nixpkgs-stable": "nixpkgs-stable"
+      },
+      "locked": {
+        "lastModified": 1730797577,
+        "owner": "cachix",
+        "repo": "pre-commit-hooks.nix",
+        "rev": "1864030ed24a2b8b4e4d386a5eeaf0c5369e50a9",
+        "type": "github"
+      },
+      "original": {
+        "owner": "cachix",
+        "repo": "pre-commit-hooks.nix",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "devenv": "devenv",
+        "nixpkgs": "nixpkgs",
+        "nixpkgs-python": "nixpkgs-python",
+        "pre-commit-hooks": "pre-commit-hooks"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

devenv.nix

@@ -0,0 +1,50 @@
+{
+  pkgs,
+  lib,
+  config,
+  inputs,
+  ...
+}: let
+  pkgs-unstable = import inputs.nixpkgs-unstable {system = pkgs.stdenv.system;};
+in {
+  packages = with pkgs; [
+    at-spi2-core
+    cairo
+    fontconfig
+    git
+    gdk-pixbuf
+    glib
+    gnome.zenity
+    gtk3
+    gst_all_1.gstreamer
+    gst_all_1.gst-plugins-base
+    harfbuzz
+    libepoxy
+    pango
+  ];
+
+  env.NIX_LD_LIBRARY_PATH = lib.makeLibraryPath (with pkgs; [
+    at-spi2-core
+    cairo
+    fontconfig
+    gdk-pixbuf
+    glib
+    gtk3
+    gst_all_1.gstreamer
+    gst_all_1.gst-plugins-base
+    harfbuzz
+    libepoxy
+    pango
+  ]);
+  env.NIX_LD = lib.fileContents "${pkgs.stdenv.cc}/nix-support/dynamic-linker";
+
+  languages = {
+    python = {
+      version = "3.12";
+      enable = true;
+      poetry = {
+        enable = true;
+      };
+    };
+  };
+}

devenv.yaml

@@ -0,0 +1,11 @@
+# yaml-language-server: $schema=https://devenv.sh/devenv.schema.json
+inputs:
+  nixpkgs:
+    url: github:cachix/devenv-nixpkgs/rolling
+  nixpkgs-python:
+    url: github:cachix/nixpkgs-python
+    inputs:
+      nixpkgs:
+        follows: nixpkgs
+
+impure: true

melter/__main__.py

@@ -0,0 +1,13 @@
+import flet as ft
+from loguru import logger
+import sys
+
+from melter.gui import main
+
+
+logger.remove()
+logger.add(sys.stderr, level="ERROR")
+
+
+if __name__ == "__main__":
+    ft.app(main)

melter/gui.py

@@ -0,0 +1,97 @@
+import flet as ft
+from functools import lru_cache
+from mtpy.meltpool_tomography import MeltpoolTomography
+import panel as pn
+from time import sleep
+
+
+URL = "localhost"
+PORT = 1234
+PBAR_WIDTH = 256
+
+
+def main(page: ft.Page):
+    page.title = "Minimal GUI Test"
+
+    page.window_height = 100.0
+    page.window_width = 512.0
+    page.max_height = 100.0
+    page.max_width = 512.0
+    page.max_window_height = 100.0
+    page.max_window_width = 512.0
+    page.update()
+    placeholder = ft.Row(
+        [ft.ProgressRing()],
+        alignment=ft.MainAxisAlignment.CENTER,
+        height=100,
+        width=512,
+    )
+    page.add(placeholder)
+    page.window_height = 100.0
+    page.window_width = 512.0
+    sleep(0.1)
+    page.update()
+
+    # webview = ft.WebView(f"http://{URL}:{PORT}")
+    pbar = ft.ProgressBar(width=PBAR_WIDTH)
+    pbar.value = 0
+
+    def pbar_wrapper(iterator, length=None, *args, **kwargs):
+        l = length if length is not None else len(iterator)
+        increment = PBAR_WIDTH // l
+        pbar.value = 0
+        for i in iterator:
+            page.update()
+            yield i
+            pbar.value += increment
+            page.update()
+        pbar.value = PBAR_WIDTH
+        page.update()
+
+    @lru_cache(maxsize=1)
+    def get_engine():
+        mt = MeltpoolTomography()
+        mt.loader.progressbar = pbar_wrapper
+        return mt
+
+    mt = get_engine()
+
+    def open_filepicker(_):
+        return file_picker.get_directory_path()
+
+    def on_dialog_result(e: ft.FilePickerResultEvent):
+        mt.read_layers(e.path)
+        plot = mt.scatter2d()
+        scatter_pane = pn.pane.HoloViews(plot)
+        pn.serve(scatter_pane, PORT, URL, show=True)
+        page.update()
+
+
+    file_picker = ft.FilePicker(on_result=on_dialog_result)
+    page.overlay.append(file_picker)
+    file_picker_button = ft.ElevatedButton(
+        "Choose files...",
+        on_click=open_filepicker,
+    )
+
+    page.remove(placeholder)
+    page.add(
+        ft.Column(
+            [
+                ft.Row(
+                    [
+                        file_picker_button,
+                        pbar,
+                    ],
+                    alignment=ft.MainAxisAlignment.CENTER,
+                ),
+                # webview,
+            ],
+            alignment=ft.MainAxisAlignment.CENTER,
+        )
+    )
+    sleep(0.1)
+
+    page.window_height = 100.0
+    page.window_width = 512.0
+    page.update()

pyproject.toml

@@ -0,0 +1,32 @@
+[tool.poetry]
+name = "melter"
+version = "0.1.0"
+description = "A GUI wrapper around MTPy"
+authors = ["Cian Hughes <chughes000@gmail.com>"]
+readme = "README.md"
+license = "MIT"
+packages = [{ include = "melter", from = "." }]
+
+[tool.poetry.dependencies]
+python = ">=3.11,<3.13"
+mtpy = {git = "https://github.com/Cian-H/MTPy"}
+flet = "0.19.0" # "^0.24.1"
+dask-expr = "^1.1.16"
+panel = "^1.5.3"
+
+[tool.ruff]
+line-length = 100
+target-version = "py312"
+
+[tool.ruff.format]
+quote-style = "double"
+indent-style = "space"
+line-ending = "auto"
+
+[tool.ruff.lint.isort]
+force-sort-within-sections = true
+lines-after-imports = -1
+
+[build-system]
+requires = ["poetry-core"]
+build-backend = "poetry.core.masonry.api"