[57be490] | 1 | # -*- coding: utf-8 -*- |
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[f721030] | 2 | """ |
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[28a84e9] | 3 | Global defaults and various utility functions usable by the general GUI |
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[f721030] | 4 | """ |
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| 5 | |
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| 6 | import os |
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[dc5ef15] | 7 | import re |
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[f721030] | 8 | import sys |
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| 9 | import imp |
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| 10 | import warnings |
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[f82ab8c] | 11 | import webbrowser |
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[b3e8629] | 12 | import urllib.parse |
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[f82ab8c] | 13 | |
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[3b8cc00] | 14 | import numpy as np |
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| 15 | |
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[f721030] | 16 | warnings.simplefilter("ignore") |
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| 17 | import logging |
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| 18 | |
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[4992ff2] | 19 | from PyQt5 import QtCore |
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| 20 | from PyQt5 import QtGui |
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| 21 | from PyQt5 import QtWidgets |
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[f721030] | 22 | |
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[e4676c8] | 23 | from periodictable import formula as Formula |
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[dc5ef15] | 24 | from sas.qtgui.Plotting import DataTransform |
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| 25 | from sas.qtgui.Plotting.ConvertUnits import convertUnit |
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| 26 | from sas.qtgui.Plotting.PlotterData import Data1D |
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| 27 | from sas.qtgui.Plotting.PlotterData import Data2D |
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[28a84e9] | 28 | from sas.sascalc.dataloader.loader import Loader |
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[dc5ef15] | 29 | from sas.qtgui.Utilities import CustomDir |
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[f721030] | 30 | |
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[fef38e8] | 31 | ## TODO: CHANGE FOR SHIPPED PATH IN RELEASE |
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| 32 | if os.path.splitext(sys.argv[0])[1].lower() != ".py": |
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| 33 | HELP_DIRECTORY_LOCATION = "doc" |
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| 34 | else: |
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| 35 | HELP_DIRECTORY_LOCATION = "docs/sphinx-docs/build/html" |
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| 36 | IMAGES_DIRECTORY_LOCATION = HELP_DIRECTORY_LOCATION + "/_images" |
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[f721030] | 37 | |
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[fd7ef36] | 38 | # This matches the ID of a plot created using FittingLogic._create1DPlot, e.g. |
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| 39 | # "5 [P(Q)] modelname" |
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| 40 | # or |
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| 41 | # "4 modelname". |
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| 42 | # Useful for determining whether the plot in question is for an intermediate result, such as P(Q) or S(Q) in the |
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| 43 | # case of a product model; the identifier for this is held in square brackets, as in the example above. |
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| 44 | theory_plot_ID_pattern = re.compile(r"^([0-9]+)\s+(\[(.*)\]\s+)?(.*)$") |
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| 45 | |
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[f721030] | 46 | def get_app_dir(): |
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| 47 | """ |
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| 48 | The application directory is the one where the default custom_config.py |
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| 49 | file resides. |
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| 50 | |
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| 51 | :returns: app_path - the path to the applicatin directory |
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| 52 | """ |
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| 53 | # First, try the directory of the executable we are running |
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| 54 | app_path = sys.path[0] |
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| 55 | if os.path.isfile(app_path): |
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| 56 | app_path = os.path.dirname(app_path) |
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| 57 | if os.path.isfile(os.path.join(app_path, "custom_config.py")): |
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| 58 | app_path = os.path.abspath(app_path) |
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[31c5b58] | 59 | #logging.info("Using application path: %s", app_path) |
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[f721030] | 60 | return app_path |
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| 61 | |
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| 62 | # Next, try the current working directory |
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| 63 | if os.path.isfile(os.path.join(os.getcwd(), "custom_config.py")): |
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[31c5b58] | 64 | #logging.info("Using application path: %s", os.getcwd()) |
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[f721030] | 65 | return os.path.abspath(os.getcwd()) |
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| 66 | |
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| 67 | # Finally, try the directory of the sasview module |
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| 68 | # TODO: gui_manager will have to know about sasview until we |
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| 69 | # clean all these module variables and put them into a config class |
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| 70 | # that can be passed by sasview.py. |
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[6cb305a] | 71 | # logging.info(sys.executable) |
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| 72 | # logging.info(str(sys.argv)) |
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[f721030] | 73 | from sas import sasview as sasview |
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| 74 | app_path = os.path.dirname(sasview.__file__) |
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[6cb305a] | 75 | # logging.info("Using application path: %s", app_path) |
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[f721030] | 76 | return app_path |
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| 77 | |
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| 78 | def get_user_directory(): |
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| 79 | """ |
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| 80 | Returns the user's home directory |
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| 81 | """ |
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| 82 | userdir = os.path.join(os.path.expanduser("~"), ".sasview") |
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| 83 | if not os.path.isdir(userdir): |
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| 84 | os.makedirs(userdir) |
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| 85 | return userdir |
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| 86 | |
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[481ff26] | 87 | def _find_local_config(confg_file, path): |
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[f721030] | 88 | """ |
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| 89 | Find configuration file for the current application |
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| 90 | """ |
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| 91 | config_module = None |
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| 92 | fObj = None |
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| 93 | try: |
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[481ff26] | 94 | fObj, path_config, descr = imp.find_module(confg_file, [path]) |
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| 95 | config_module = imp.load_module(confg_file, fObj, path_config, descr) |
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[e540cd2] | 96 | except ImportError: |
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[31c5b58] | 97 | pass |
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| 98 | #logging.error("Error loading %s/%s: %s" % (path, confg_file, sys.exc_value)) |
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[83eb5208] | 99 | except ValueError: |
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[b3e8629] | 100 | print("Value error") |
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[83eb5208] | 101 | pass |
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[f721030] | 102 | finally: |
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| 103 | if fObj is not None: |
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| 104 | fObj.close() |
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[31c5b58] | 105 | #logging.info("GuiManager loaded %s/%s" % (path, confg_file)) |
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[f721030] | 106 | return config_module |
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| 107 | |
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| 108 | |
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[3c8242c] | 109 | # Get APP folder |
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| 110 | PATH_APP = get_app_dir() |
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| 111 | DATAPATH = PATH_APP |
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[b0c5e8c] | 112 | |
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[3c8242c] | 113 | # Read in the local config, which can either be with the main |
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| 114 | # application or in the installation directory |
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| 115 | config = _find_local_config('local_config', PATH_APP) |
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| 116 | |
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| 117 | if config is None: |
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| 118 | config = _find_local_config('local_config', os.getcwd()) |
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| 119 | else: |
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| 120 | pass |
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[f721030] | 121 | |
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[3c8242c] | 122 | c_conf_dir = CustomDir.setup_conf_dir(PATH_APP) |
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[83eb5208] | 123 | |
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[3c8242c] | 124 | custom_config = _find_local_config('custom_config', c_conf_dir) |
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| 125 | if custom_config is None: |
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| 126 | custom_config = _find_local_config('custom_config', os.getcwd()) |
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[f721030] | 127 | if custom_config is None: |
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[3c8242c] | 128 | msgConfig = "Custom_config file was not imported" |
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| 129 | |
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| 130 | #read some constants from config |
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| 131 | APPLICATION_STATE_EXTENSION = config.APPLICATION_STATE_EXTENSION |
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| 132 | APPLICATION_NAME = config.__appname__ |
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| 133 | SPLASH_SCREEN_PATH = config.SPLASH_SCREEN_PATH |
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| 134 | WELCOME_PANEL_ON = config.WELCOME_PANEL_ON |
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| 135 | SPLASH_SCREEN_WIDTH = config.SPLASH_SCREEN_WIDTH |
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| 136 | SPLASH_SCREEN_HEIGHT = config.SPLASH_SCREEN_HEIGHT |
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| 137 | SS_MAX_DISPLAY_TIME = config.SS_MAX_DISPLAY_TIME |
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| 138 | if not WELCOME_PANEL_ON: |
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| 139 | WELCOME_PANEL_SHOW = False |
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| 140 | else: |
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| 141 | WELCOME_PANEL_SHOW = True |
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| 142 | try: |
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| 143 | DATALOADER_SHOW = custom_config.DATALOADER_SHOW |
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| 144 | TOOLBAR_SHOW = custom_config.TOOLBAR_SHOW |
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| 145 | FIXED_PANEL = custom_config.FIXED_PANEL |
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| 146 | if WELCOME_PANEL_ON: |
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| 147 | WELCOME_PANEL_SHOW = custom_config.WELCOME_PANEL_SHOW |
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| 148 | PLOPANEL_WIDTH = custom_config.PLOPANEL_WIDTH |
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| 149 | DATAPANEL_WIDTH = custom_config.DATAPANEL_WIDTH |
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| 150 | GUIFRAME_WIDTH = custom_config.GUIFRAME_WIDTH |
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| 151 | GUIFRAME_HEIGHT = custom_config.GUIFRAME_HEIGHT |
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| 152 | CONTROL_WIDTH = custom_config.CONTROL_WIDTH |
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| 153 | CONTROL_HEIGHT = custom_config.CONTROL_HEIGHT |
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| 154 | DEFAULT_PERSPECTIVE = custom_config.DEFAULT_PERSPECTIVE |
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| 155 | CLEANUP_PLOT = custom_config.CLEANUP_PLOT |
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| 156 | # custom open_path |
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| 157 | open_folder = custom_config.DEFAULT_OPEN_FOLDER |
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[f0bb711] | 158 | if open_folder is not None and os.path.isdir(open_folder): |
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[3c8242c] | 159 | DEFAULT_OPEN_FOLDER = os.path.abspath(open_folder) |
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[f721030] | 160 | else: |
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| 161 | DEFAULT_OPEN_FOLDER = PATH_APP |
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[3c8242c] | 162 | except AttributeError: |
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| 163 | DATALOADER_SHOW = True |
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| 164 | TOOLBAR_SHOW = True |
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| 165 | FIXED_PANEL = True |
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| 166 | WELCOME_PANEL_SHOW = False |
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| 167 | PLOPANEL_WIDTH = config.PLOPANEL_WIDTH |
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| 168 | DATAPANEL_WIDTH = config.DATAPANEL_WIDTH |
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| 169 | GUIFRAME_WIDTH = config.GUIFRAME_WIDTH |
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| 170 | GUIFRAME_HEIGHT = config.GUIFRAME_HEIGHT |
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| 171 | CONTROL_WIDTH = -1 |
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| 172 | CONTROL_HEIGHT = -1 |
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| 173 | DEFAULT_PERSPECTIVE = None |
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| 174 | CLEANUP_PLOT = False |
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| 175 | DEFAULT_OPEN_FOLDER = PATH_APP |
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| 176 | |
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| 177 | #DEFAULT_STYLE = config.DEFAULT_STYLE |
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| 178 | |
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| 179 | PLUGIN_STATE_EXTENSIONS = config.PLUGIN_STATE_EXTENSIONS |
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| 180 | OPEN_SAVE_MENU = config.OPEN_SAVE_PROJECT_MENU |
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| 181 | VIEW_MENU = config.VIEW_MENU |
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| 182 | EDIT_MENU = config.EDIT_MENU |
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| 183 | extension_list = [] |
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| 184 | if APPLICATION_STATE_EXTENSION is not None: |
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| 185 | extension_list.append(APPLICATION_STATE_EXTENSION) |
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| 186 | EXTENSIONS = PLUGIN_STATE_EXTENSIONS + extension_list |
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| 187 | try: |
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| 188 | PLUGINS_WLIST = '|'.join(config.PLUGINS_WLIST) |
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| 189 | except AttributeError: |
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| 190 | PLUGINS_WLIST = '' |
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| 191 | APPLICATION_WLIST = config.APPLICATION_WLIST |
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| 192 | IS_WIN = True |
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| 193 | IS_LINUX = False |
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| 194 | CLOSE_SHOW = True |
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| 195 | TIME_FACTOR = 2 |
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| 196 | NOT_SO_GRAPH_LIST = ["BoxSum"] |
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[fef38e8] | 197 | |
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[f721030] | 198 | |
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| 199 | class Communicate(QtCore.QObject): |
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| 200 | """ |
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| 201 | Utility class for tracking of the Qt signals |
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| 202 | """ |
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| 203 | # File got successfully read |
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| 204 | fileReadSignal = QtCore.pyqtSignal(list) |
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| 205 | |
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| 206 | # Open File returns "list" of paths |
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| 207 | fileDataReceivedSignal = QtCore.pyqtSignal(dict) |
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| 208 | |
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| 209 | # Update Main window status bar with "str" |
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[f82ab8c] | 210 | # Old "StatusEvent" |
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[f721030] | 211 | statusBarUpdateSignal = QtCore.pyqtSignal(str) |
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| 212 | |
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| 213 | # Send data to the current perspective |
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| 214 | updatePerspectiveWithDataSignal = QtCore.pyqtSignal(list) |
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[5032ea68] | 215 | |
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| 216 | # New data in current perspective |
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[a281ab8] | 217 | updateModelFromPerspectiveSignal = QtCore.pyqtSignal(QtGui.QStandardItem) |
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| 218 | |
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[5236449] | 219 | # New theory data in current perspective |
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| 220 | updateTheoryFromPerspectiveSignal = QtCore.pyqtSignal(QtGui.QStandardItem) |
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| 221 | |
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[fd7ef36] | 222 | # Request to delete plots (in the theory view) related to a given model ID |
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| 223 | deleteIntermediateTheoryPlotsSignal = QtCore.pyqtSignal(str) |
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| 224 | |
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[f82ab8c] | 225 | # New plot requested from the GUI manager |
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| 226 | # Old "NewPlotEvent" |
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[5b144c6] | 227 | plotRequestedSignal = QtCore.pyqtSignal(list, int) |
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[f82ab8c] | 228 | |
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[3b3b40b] | 229 | # Plot from file names |
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| 230 | plotFromFilenameSignal = QtCore.pyqtSignal(str) |
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| 231 | |
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[7d077d1] | 232 | # Plot update requested from a perspective |
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| 233 | plotUpdateSignal = QtCore.pyqtSignal(list) |
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| 234 | |
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[e540cd2] | 235 | # Progress bar update value |
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| 236 | progressBarUpdateSignal = QtCore.pyqtSignal(int) |
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| 237 | |
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[8cb6cd6] | 238 | # Workspace charts added/removed |
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| 239 | activeGraphsSignal = QtCore.pyqtSignal(list) |
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| 240 | |
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[27313b7] | 241 | # Current workspace chart's name changed |
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| 242 | activeGraphName = QtCore.pyqtSignal(tuple) |
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| 243 | |
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[83d6249] | 244 | # Current perspective changed |
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| 245 | perspectiveChangedSignal = QtCore.pyqtSignal(str) |
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| 246 | |
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[38eb433] | 247 | # File/dataset got deleted |
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| 248 | dataDeletedSignal = QtCore.pyqtSignal(list) |
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| 249 | |
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[d5c5d3d] | 250 | # Send data to Data Operation Utility panel |
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[f0bb711] | 251 | sendDataToPanelSignal = QtCore.pyqtSignal(dict) |
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[d5c5d3d] | 252 | |
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| 253 | # Send result of Data Operation Utility panel to Data Explorer |
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| 254 | updateModelFromDataOperationPanelSignal = QtCore.pyqtSignal(QtGui.QStandardItem, dict) |
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[f82ab8c] | 255 | |
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[3b3b40b] | 256 | # Notify about a new custom plugin being written/deleted/modified |
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| 257 | customModelDirectoryChanged = QtCore.pyqtSignal() |
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| 258 | |
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[d4dac80] | 259 | # Notify the gui manager about new data to be added to the grid view |
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| 260 | sendDataToGridSignal = QtCore.pyqtSignal(list) |
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| 261 | |
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[57be490] | 262 | # Action Save Analysis triggered |
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| 263 | saveAnalysisSignal = QtCore.pyqtSignal() |
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[d4dac80] | 264 | |
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[e20870bc] | 265 | # Mask Editor requested |
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| 266 | maskEditorSignal = QtCore.pyqtSignal(Data2D) |
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| 267 | |
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[339e22b] | 268 | #second Mask Editor for external |
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| 269 | extMaskEditorSignal = QtCore.pyqtSignal() |
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| 270 | |
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[8e2cd79] | 271 | # Fitting parameter copy to clipboard |
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| 272 | copyFitParamsSignal = QtCore.pyqtSignal(str) |
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| 273 | |
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[20f4857] | 274 | # Fitting parameter copy to clipboard for Excel |
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| 275 | copyExcelFitParamsSignal = QtCore.pyqtSignal(str) |
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| 276 | |
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| 277 | # Fitting parameter copy to clipboard for Latex |
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| 278 | copyLatexFitParamsSignal = QtCore.pyqtSignal(str) |
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| 279 | |
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[8e2cd79] | 280 | # Fitting parameter paste from clipboard |
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| 281 | pasteFitParamsSignal = QtCore.pyqtSignal() |
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[0eff615] | 282 | |
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[3d18691] | 283 | # Notify about new categories/models from category manager |
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| 284 | updateModelCategoriesSignal = QtCore.pyqtSignal() |
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[8e2cd79] | 285 | |
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[5d28d6b] | 286 | # Tell the data explorer to switch tabs |
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| 287 | changeDataExplorerTabSignal = QtCore.pyqtSignal(int) |
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| 288 | |
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[8548d739] | 289 | def updateModelItemWithPlot(item, update_data, name=""): |
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[a281ab8] | 290 | """ |
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[1042dba] | 291 | Adds a checkboxed row named "name" to QStandardItem |
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[cee5c78] | 292 | Adds 'update_data' to that row. |
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[a281ab8] | 293 | """ |
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[e540cd2] | 294 | assert isinstance(item, QtGui.QStandardItem) |
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[3bdbfcc] | 295 | |
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| 296 | # Check if data with the same ID is already present |
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| 297 | for index in range(item.rowCount()): |
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| 298 | plot_item = item.child(index) |
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[5b144c6] | 299 | if not plot_item.isCheckable(): |
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| 300 | continue |
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| 301 | plot_data = plot_item.child(0).data() |
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| 302 | if plot_data.id is not None and \ |
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| 303 | plot_data.name == update_data.name: |
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| 304 | #(plot_data.name == update_data.name or plot_data.id == update_data.id): |
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[6cb305a] | 305 | # if plot_data.id is not None and plot_data.id == update_data.id: |
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[5b144c6] | 306 | # replace data section in item |
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| 307 | plot_item.child(0).setData(update_data) |
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| 308 | plot_item.setText(name) |
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| 309 | # Plot title if any |
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| 310 | if plot_item.child(1).hasChildren(): |
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| 311 | plot_item.child(1).child(0).setText("Title: %s"%name) |
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| 312 | # Force redisplay |
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| 313 | return |
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[a281ab8] | 314 | |
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[5236449] | 315 | # Create the new item |
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| 316 | checkbox_item = createModelItemWithPlot(update_data, name) |
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| 317 | |
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| 318 | # Append the new row to the main item |
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| 319 | item.appendRow(checkbox_item) |
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| 320 | |
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[0fe7e5b] | 321 | def deleteRedundantPlots(item, new_plots): |
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| 322 | """ |
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| 323 | Checks all plots that are children of the given item; if any have an ID or name not included in new_plots, |
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| 324 | it is deleted. Useful for e.g. switching from P(Q)S(Q) to P(Q); this would remove the old S(Q) plot. |
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| 325 | |
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| 326 | Ensure that new_plots contains ALL the relevant plots(!!!) |
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| 327 | """ |
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| 328 | assert isinstance(item, QtGui.QStandardItem) |
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| 329 | |
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[a54bbf2b] | 330 | # lists of plots names/ids for all deletable plots on item |
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[0fe7e5b] | 331 | names = [p.name for p in new_plots if p.name is not None] |
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| 332 | ids = [p.id for p in new_plots if p.id is not None] |
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| 333 | |
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| 334 | items_to_delete = [] |
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| 335 | |
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| 336 | for index in range(item.rowCount()): |
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| 337 | plot_item = item.child(index) |
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[a54bbf2b] | 338 | if not plot_item.isCheckable(): |
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| 339 | continue |
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| 340 | plot_data = plot_item.child(0).data() |
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| 341 | if (plot_data.id is not None) and \ |
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| 342 | (plot_data.id not in ids) and \ |
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| 343 | (plot_data.name not in names) and \ |
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| 344 | (plot_data.plot_role == Data1D.ROLE_DELETABLE): |
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| 345 | items_to_delete.append(plot_item) |
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[0fe7e5b] | 346 | |
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| 347 | for plot_item in items_to_delete: |
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| 348 | item.removeRow(plot_item.row()) |
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| 349 | |
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[6a3e1fe] | 350 | class HashableStandardItem(QtGui.QStandardItem): |
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| 351 | """ |
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| 352 | Subclassed standard item with reimplemented __hash__ |
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| 353 | to allow for use as an index. |
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| 354 | """ |
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| 355 | def __init__(self, parent=None): |
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[0261bc1] | 356 | super(HashableStandardItem, self).__init__() |
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[6a3e1fe] | 357 | |
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| 358 | def __hash__(self): |
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| 359 | ''' just a random hash value ''' |
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| 360 | #return hash(self.__init__) |
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| 361 | return 0 |
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| 362 | |
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[0261bc1] | 363 | def clone(self): |
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| 364 | ''' Assure __hash__ is cloned as well''' |
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| 365 | clone = super(HashableStandardItem, self).clone() |
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| 366 | clone.__hash__ = self.__hash__ |
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| 367 | return clone |
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| 368 | |
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[3933ee9] | 369 | def getMonospaceFont(): |
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| 370 | """Convenience function; returns a monospace font to be used in any shells, code editors, etc.""" |
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| 371 | |
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| 372 | # Note: Consolas is only available on Windows; the style hint is used on other operating systems |
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| 373 | font = QtGui.QFont("Consolas", 10) |
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| 374 | font.setStyleHint(QtGui.QFont.Monospace, QtGui.QFont.PreferQuality) |
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| 375 | return font |
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| 376 | |
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[5236449] | 377 | def createModelItemWithPlot(update_data, name=""): |
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| 378 | """ |
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| 379 | Creates a checkboxed QStandardItem named "name" |
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[cee5c78] | 380 | Adds 'update_data' to that row. |
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[5236449] | 381 | """ |
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[b3e8629] | 382 | py_update_data = update_data |
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[5236449] | 383 | |
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[6a3e1fe] | 384 | checkbox_item = HashableStandardItem() |
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[a281ab8] | 385 | checkbox_item.setCheckable(True) |
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| 386 | checkbox_item.setCheckState(QtCore.Qt.Checked) |
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| 387 | checkbox_item.setText(name) |
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| 388 | |
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| 389 | # Add "Info" item |
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[5236449] | 390 | if isinstance(py_update_data, (Data1D, Data2D)): |
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[1042dba] | 391 | # If Data1/2D added - extract Info from it |
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| 392 | info_item = infoFromData(py_update_data) |
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| 393 | else: |
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| 394 | # otherwise just add a naked item |
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[481ff26] | 395 | info_item = QtGui.QStandardItem("Info") |
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[a281ab8] | 396 | |
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| 397 | # Add the actual Data1D/Data2D object |
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| 398 | object_item = QtGui.QStandardItem() |
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| 399 | object_item.setData(update_data) |
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| 400 | |
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[1042dba] | 401 | # Set the data object as the first child |
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[a281ab8] | 402 | checkbox_item.setChild(0, object_item) |
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| 403 | |
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[1042dba] | 404 | # Set info_item as the second child |
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[a281ab8] | 405 | checkbox_item.setChild(1, info_item) |
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| 406 | |
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[5236449] | 407 | # And return the newly created item |
---|
| 408 | return checkbox_item |
---|
[1042dba] | 409 | |
---|
[8548d739] | 410 | def updateModelItem(item, update_data, name=""): |
---|
| 411 | """ |
---|
| 412 | Adds a simple named child to QStandardItem |
---|
| 413 | """ |
---|
| 414 | assert isinstance(item, QtGui.QStandardItem) |
---|
| 415 | |
---|
| 416 | # Add the actual Data1D/Data2D object |
---|
| 417 | object_item = QtGui.QStandardItem() |
---|
| 418 | object_item.setText(name) |
---|
[b3e8629] | 419 | object_item.setData(update_data) |
---|
[8548d739] | 420 | |
---|
| 421 | # Append the new row to the main item |
---|
| 422 | item.appendRow(object_item) |
---|
| 423 | |
---|
[f1f3e6a] | 424 | def updateModelItemStatus(model_item, filename="", name="", status=2): |
---|
| 425 | """ |
---|
| 426 | Update status of checkbox related to high- and low-Q extrapolation |
---|
| 427 | choice in Invariant Panel |
---|
| 428 | """ |
---|
| 429 | assert isinstance(model_item, QtGui.QStandardItemModel) |
---|
| 430 | |
---|
| 431 | # Iterate over model looking for items with checkboxes |
---|
| 432 | for index in range(model_item.rowCount()): |
---|
| 433 | item = model_item.item(index) |
---|
[6cb305a] | 434 | if item.text() == filename and item.isCheckable() \ |
---|
| 435 | and item.checkState() == QtCore.Qt.Checked: |
---|
[f1f3e6a] | 436 | # Going 1 level deeper only |
---|
| 437 | for index_2 in range(item.rowCount()): |
---|
| 438 | item_2 = item.child(index_2) |
---|
| 439 | if item_2 and item_2.isCheckable() and item_2.text() == name: |
---|
| 440 | item_2.setCheckState(status) |
---|
| 441 | |
---|
| 442 | return |
---|
| 443 | |
---|
[88e1f57] | 444 | def itemFromFilename(filename, model_item): |
---|
| 445 | """ |
---|
| 446 | Returns the model item text=filename in the model |
---|
| 447 | """ |
---|
| 448 | assert isinstance(model_item, QtGui.QStandardItemModel) |
---|
[b3e8629] | 449 | assert isinstance(filename, str) |
---|
[88e1f57] | 450 | |
---|
| 451 | # Iterate over model looking for named items |
---|
[6cb305a] | 452 | item = list([i for i in [model_item.item(index) |
---|
| 453 | for index in range(model_item.rowCount())] |
---|
| 454 | if str(i.text()) == filename]) |
---|
[88e1f57] | 455 | return item[0] if len(item)>0 else None |
---|
| 456 | |
---|
[57be490] | 457 | def plotsFromModel(model_name, model_item): |
---|
| 458 | """ |
---|
| 459 | Returns the list of plots for the item with model name in the model |
---|
| 460 | """ |
---|
| 461 | assert isinstance(model_item, QtGui.QStandardItem) |
---|
| 462 | assert isinstance(model_name, str) |
---|
| 463 | |
---|
| 464 | plot_data = [] |
---|
| 465 | # Iterate over model looking for named items |
---|
| 466 | for index in range(model_item.rowCount()): |
---|
| 467 | item = model_item.child(index) |
---|
| 468 | if isinstance(item.data(), (Data1D, Data2D)): |
---|
| 469 | plot_data.append(item.data()) |
---|
| 470 | if model_name in str(item.text()): |
---|
| 471 | #plot_data.append(item.child(0).data()) |
---|
| 472 | # Going 1 level deeper only |
---|
| 473 | for index_2 in range(item.rowCount()): |
---|
| 474 | item_2 = item.child(index_2) |
---|
| 475 | if item_2 and isinstance(item_2.data(), (Data1D, Data2D)): |
---|
| 476 | plot_data.append(item_2.data()) |
---|
| 477 | |
---|
| 478 | return plot_data |
---|
| 479 | |
---|
[d48cc19] | 480 | def plotsFromFilename(filename, model_item): |
---|
| 481 | """ |
---|
| 482 | Returns the list of plots for the item with text=filename in the model |
---|
| 483 | """ |
---|
| 484 | assert isinstance(model_item, QtGui.QStandardItemModel) |
---|
[b3e8629] | 485 | assert isinstance(filename, str) |
---|
[d48cc19] | 486 | |
---|
[6ff103a] | 487 | plot_data = {} |
---|
[d48cc19] | 488 | # Iterate over model looking for named items |
---|
| 489 | for index in range(model_item.rowCount()): |
---|
| 490 | item = model_item.item(index) |
---|
[685e0e3] | 491 | if filename in str(item.text()): |
---|
[d48cc19] | 492 | # TODO: assure item type is correct (either data1/2D or Plotter) |
---|
[6ff103a] | 493 | plot_data[item] = item.child(0).data() |
---|
[56b22f9] | 494 | # Going 1 level deeper only |
---|
| 495 | for index_2 in range(item.rowCount()): |
---|
| 496 | item_2 = item.child(index_2) |
---|
| 497 | if item_2 and item_2.isCheckable(): |
---|
| 498 | # TODO: assure item type is correct (either data1/2D or Plotter) |
---|
[6ff103a] | 499 | plot_data[item_2] = item_2.child(0).data() |
---|
[d48cc19] | 500 | |
---|
| 501 | return plot_data |
---|
[8548d739] | 502 | |
---|
[1042dba] | 503 | def plotsFromCheckedItems(model_item): |
---|
| 504 | """ |
---|
| 505 | Returns the list of plots for items in the model which are checked |
---|
| 506 | """ |
---|
[e540cd2] | 507 | assert isinstance(model_item, QtGui.QStandardItemModel) |
---|
[1042dba] | 508 | |
---|
| 509 | plot_data = [] |
---|
| 510 | # Iterate over model looking for items with checkboxes |
---|
[9e426c1] | 511 | for index in range(model_item.rowCount()): |
---|
| 512 | item = model_item.item(index) |
---|
[6cb305a] | 513 | |
---|
[9e426c1] | 514 | # Going 1 level deeper only |
---|
| 515 | for index_2 in range(item.rowCount()): |
---|
| 516 | item_2 = item.child(index_2) |
---|
| 517 | if item_2 and item_2.isCheckable() and item_2.checkState() == QtCore.Qt.Checked: |
---|
| 518 | # TODO: assure item type is correct (either data1/2D or Plotter) |
---|
[fbfc488] | 519 | plot_data.append((item_2, item_2.child(0).data())) |
---|
[481ff26] | 520 | |
---|
[6cb305a] | 521 | if item.isCheckable() and item.checkState() == QtCore.Qt.Checked: |
---|
| 522 | # TODO: assure item type is correct (either data1/2D or Plotter) |
---|
| 523 | plot_data.append((item, item.child(0).data())) |
---|
| 524 | |
---|
[9e426c1] | 525 | return plot_data |
---|
| 526 | |
---|
| 527 | def infoFromData(data): |
---|
| 528 | """ |
---|
| 529 | Given Data1D/Data2D object, extract relevant Info elements |
---|
| 530 | and add them to a model item |
---|
| 531 | """ |
---|
[e540cd2] | 532 | assert isinstance(data, (Data1D, Data2D)) |
---|
[9e426c1] | 533 | |
---|
[1042dba] | 534 | info_item = QtGui.QStandardItem("Info") |
---|
[9e426c1] | 535 | |
---|
[481ff26] | 536 | title_item = QtGui.QStandardItem("Title: " + data.title) |
---|
[1042dba] | 537 | info_item.appendRow(title_item) |
---|
[481ff26] | 538 | run_item = QtGui.QStandardItem("Run: " + str(data.run)) |
---|
[1042dba] | 539 | info_item.appendRow(run_item) |
---|
[481ff26] | 540 | type_item = QtGui.QStandardItem("Type: " + str(data.__class__.__name__)) |
---|
[1042dba] | 541 | info_item.appendRow(type_item) |
---|
| 542 | |
---|
| 543 | if data.path: |
---|
[481ff26] | 544 | path_item = QtGui.QStandardItem("Path: " + data.path) |
---|
[1042dba] | 545 | info_item.appendRow(path_item) |
---|
| 546 | |
---|
| 547 | if data.instrument: |
---|
[481ff26] | 548 | instr_item = QtGui.QStandardItem("Instrument: " + data.instrument) |
---|
[1042dba] | 549 | info_item.appendRow(instr_item) |
---|
| 550 | |
---|
| 551 | process_item = QtGui.QStandardItem("Process") |
---|
| 552 | if isinstance(data.process, list) and data.process: |
---|
| 553 | for process in data.process: |
---|
| 554 | process_date = process.date |
---|
| 555 | process_date_item = QtGui.QStandardItem("Date: " + process_date) |
---|
| 556 | process_item.appendRow(process_date_item) |
---|
| 557 | |
---|
| 558 | process_descr = process.description |
---|
| 559 | process_descr_item = QtGui.QStandardItem("Description: " + process_descr) |
---|
| 560 | process_item.appendRow(process_descr_item) |
---|
| 561 | |
---|
| 562 | process_name = process.name |
---|
| 563 | process_name_item = QtGui.QStandardItem("Name: " + process_name) |
---|
| 564 | process_item.appendRow(process_name_item) |
---|
| 565 | |
---|
| 566 | info_item.appendRow(process_item) |
---|
[9e426c1] | 567 | |
---|
| 568 | return info_item |
---|
| 569 | |
---|
[d4dac80] | 570 | def dataFromItem(item): |
---|
| 571 | """ |
---|
| 572 | Retrieve Data1D/2D component from QStandardItem. |
---|
| 573 | The assumption - data stored in SasView standard, in child 0 |
---|
| 574 | """ |
---|
[9ce69ec] | 575 | try: |
---|
| 576 | data = item.child(0).data() |
---|
| 577 | except AttributeError: |
---|
| 578 | data = None |
---|
| 579 | return data |
---|
[d4dac80] | 580 | |
---|
[f82ab8c] | 581 | def openLink(url): |
---|
| 582 | """ |
---|
| 583 | Open a URL in an external browser. |
---|
| 584 | Check the URL first, though. |
---|
| 585 | """ |
---|
[b3e8629] | 586 | parsed_url = urllib.parse.urlparse(url) |
---|
[f82ab8c] | 587 | if parsed_url.scheme: |
---|
| 588 | webbrowser.open(url) |
---|
| 589 | else: |
---|
| 590 | msg = "Attempt at opening an invalid URL" |
---|
[b3e8629] | 591 | raise AttributeError(msg) |
---|
[4b71e91] | 592 | |
---|
[ee22241] | 593 | def showHelp(url): |
---|
| 594 | """ |
---|
| 595 | Open a local url in the default browser |
---|
| 596 | """ |
---|
| 597 | location = HELP_DIRECTORY_LOCATION + url |
---|
| 598 | #WP: Added to handle OSX bundle docs |
---|
| 599 | if os.path.isdir(location) == False: |
---|
| 600 | sas_path = os.path.abspath(os.path.dirname(sys.argv[0])) |
---|
| 601 | location = sas_path+"/"+location |
---|
| 602 | try: |
---|
| 603 | webbrowser.open('file://' + os.path.realpath(location)) |
---|
| 604 | except webbrowser.Error as ex: |
---|
| 605 | logging.warning("Cannot display help. %s" % ex) |
---|
| 606 | |
---|
[4b71e91] | 607 | def retrieveData1d(data): |
---|
| 608 | """ |
---|
| 609 | Retrieve 1D data from file and construct its text |
---|
| 610 | representation |
---|
| 611 | """ |
---|
[28a84e9] | 612 | if not isinstance(data, Data1D): |
---|
| 613 | msg = "Incorrect type passed to retrieveData1d" |
---|
[b3e8629] | 614 | raise AttributeError(msg) |
---|
[4b71e91] | 615 | try: |
---|
| 616 | xmin = min(data.x) |
---|
| 617 | ymin = min(data.y) |
---|
| 618 | except: |
---|
| 619 | msg = "Unable to find min/max of \n data named %s" % \ |
---|
| 620 | data.filename |
---|
[31c5b58] | 621 | #logging.error(msg) |
---|
[b3e8629] | 622 | raise ValueError(msg) |
---|
[4b71e91] | 623 | |
---|
| 624 | text = data.__str__() |
---|
| 625 | text += 'Data Min Max:\n' |
---|
| 626 | text += 'X_min = %s: X_max = %s\n' % (xmin, max(data.x)) |
---|
| 627 | text += 'Y_min = %s: Y_max = %s\n' % (ymin, max(data.y)) |
---|
[d5c5d3d] | 628 | if data.dy is not None: |
---|
[4b71e91] | 629 | text += 'dY_min = %s: dY_max = %s\n' % (min(data.dy), max(data.dy)) |
---|
| 630 | text += '\nData Points:\n' |
---|
| 631 | x_st = "X" |
---|
| 632 | for index in range(len(data.x)): |
---|
[d5c5d3d] | 633 | if data.dy is not None and len(data.dy) > index: |
---|
[4b71e91] | 634 | dy_val = data.dy[index] |
---|
| 635 | else: |
---|
| 636 | dy_val = 0.0 |
---|
[d5c5d3d] | 637 | if data.dx is not None and len(data.dx) > index: |
---|
[4b71e91] | 638 | dx_val = data.dx[index] |
---|
| 639 | else: |
---|
| 640 | dx_val = 0.0 |
---|
[d5c5d3d] | 641 | if data.dxl is not None and len(data.dxl) > index: |
---|
[4b71e91] | 642 | if index == 0: |
---|
| 643 | x_st = "Xl" |
---|
| 644 | dx_val = data.dxl[index] |
---|
[d5c5d3d] | 645 | elif data.dxw is not None and len(data.dxw) > index: |
---|
[4b71e91] | 646 | if index == 0: |
---|
| 647 | x_st = "Xw" |
---|
| 648 | dx_val = data.dxw[index] |
---|
| 649 | |
---|
| 650 | if index == 0: |
---|
| 651 | text += "<index> \t<X> \t<Y> \t<dY> \t<d%s>\n" % x_st |
---|
| 652 | text += "%s \t%s \t%s \t%s \t%s\n" % (index, |
---|
| 653 | data.x[index], |
---|
| 654 | data.y[index], |
---|
| 655 | dy_val, |
---|
| 656 | dx_val) |
---|
| 657 | return text |
---|
| 658 | |
---|
| 659 | def retrieveData2d(data): |
---|
| 660 | """ |
---|
[39551a68] | 661 | Retrieve 2D data from file and construct its text |
---|
[4b71e91] | 662 | representation |
---|
| 663 | """ |
---|
[39551a68] | 664 | if not isinstance(data, Data2D): |
---|
| 665 | msg = "Incorrect type passed to retrieveData2d" |
---|
[b3e8629] | 666 | raise AttributeError(msg) |
---|
[39551a68] | 667 | |
---|
[4b71e91] | 668 | text = data.__str__() |
---|
| 669 | text += 'Data Min Max:\n' |
---|
| 670 | text += 'I_min = %s\n' % min(data.data) |
---|
| 671 | text += 'I_max = %s\n\n' % max(data.data) |
---|
| 672 | text += 'Data (First 2501) Points:\n' |
---|
| 673 | text += 'Data columns include err(I).\n' |
---|
| 674 | text += 'ASCII data starts here.\n' |
---|
| 675 | text += "<index> \t<Qx> \t<Qy> \t<I> \t<dI> \t<dQparal> \t<dQperp>\n" |
---|
| 676 | di_val = 0.0 |
---|
| 677 | dx_val = 0.0 |
---|
| 678 | dy_val = 0.0 |
---|
| 679 | len_data = len(data.qx_data) |
---|
[b3e8629] | 680 | for index in range(0, len_data): |
---|
[4b71e91] | 681 | x_val = data.qx_data[index] |
---|
| 682 | y_val = data.qy_data[index] |
---|
| 683 | i_val = data.data[index] |
---|
[d5c5d3d] | 684 | if data.err_data is not None: |
---|
[4b71e91] | 685 | di_val = data.err_data[index] |
---|
[d5c5d3d] | 686 | if data.dqx_data is not None: |
---|
[4b71e91] | 687 | dx_val = data.dqx_data[index] |
---|
[d5c5d3d] | 688 | if data.dqy_data is not None: |
---|
[4b71e91] | 689 | dy_val = data.dqy_data[index] |
---|
| 690 | |
---|
| 691 | text += "%s \t%s \t%s \t%s \t%s \t%s \t%s\n" % (index, |
---|
| 692 | x_val, |
---|
| 693 | y_val, |
---|
| 694 | i_val, |
---|
| 695 | di_val, |
---|
| 696 | dx_val, |
---|
| 697 | dy_val) |
---|
| 698 | # Takes too long time for typical data2d: Break here |
---|
| 699 | if index >= 2500: |
---|
| 700 | text += ".............\n" |
---|
| 701 | break |
---|
| 702 | |
---|
| 703 | return text |
---|
[28a84e9] | 704 | |
---|
[39551a68] | 705 | def onTXTSave(data, path): |
---|
[28a84e9] | 706 | """ |
---|
| 707 | Save file as formatted txt |
---|
| 708 | """ |
---|
| 709 | with open(path,'w') as out: |
---|
| 710 | has_errors = True |
---|
[0261bc1] | 711 | if data.dy is None or not data.dy.any(): |
---|
[28a84e9] | 712 | has_errors = False |
---|
| 713 | # Sanity check |
---|
| 714 | if has_errors: |
---|
| 715 | try: |
---|
| 716 | if len(data.y) != len(data.dy): |
---|
| 717 | has_errors = False |
---|
| 718 | except: |
---|
| 719 | has_errors = False |
---|
| 720 | if has_errors: |
---|
[0261bc1] | 721 | if data.dx is not None and data.dx.any(): |
---|
[28a84e9] | 722 | out.write("<X> <Y> <dY> <dX>\n") |
---|
| 723 | else: |
---|
| 724 | out.write("<X> <Y> <dY>\n") |
---|
| 725 | else: |
---|
| 726 | out.write("<X> <Y>\n") |
---|
| 727 | |
---|
| 728 | for i in range(len(data.x)): |
---|
| 729 | if has_errors: |
---|
[0261bc1] | 730 | if data.dx is not None and data.dx.any(): |
---|
[cee5c78] | 731 | if data.dx[i] is not None: |
---|
[28a84e9] | 732 | out.write("%g %g %g %g\n" % (data.x[i], |
---|
| 733 | data.y[i], |
---|
| 734 | data.dy[i], |
---|
| 735 | data.dx[i])) |
---|
| 736 | else: |
---|
| 737 | out.write("%g %g %g\n" % (data.x[i], |
---|
| 738 | data.y[i], |
---|
| 739 | data.dy[i])) |
---|
| 740 | else: |
---|
| 741 | out.write("%g %g %g\n" % (data.x[i], |
---|
| 742 | data.y[i], |
---|
| 743 | data.dy[i])) |
---|
| 744 | else: |
---|
| 745 | out.write("%g %g\n" % (data.x[i], |
---|
| 746 | data.y[i])) |
---|
| 747 | |
---|
| 748 | def saveData1D(data): |
---|
| 749 | """ |
---|
| 750 | Save 1D data points |
---|
| 751 | """ |
---|
| 752 | default_name = os.path.basename(data.filename) |
---|
| 753 | default_name, extension = os.path.splitext(default_name) |
---|
[e694f0f] | 754 | if not extension: |
---|
| 755 | extension = ".txt" |
---|
[28a84e9] | 756 | default_name += "_out" + extension |
---|
| 757 | |
---|
| 758 | wildcard = "Text files (*.txt);;"\ |
---|
| 759 | "CanSAS 1D files(*.xml)" |
---|
| 760 | kwargs = { |
---|
| 761 | 'caption' : 'Save As', |
---|
| 762 | 'directory' : default_name, |
---|
| 763 | 'filter' : wildcard, |
---|
| 764 | 'parent' : None, |
---|
| 765 | } |
---|
| 766 | # Query user for filename. |
---|
[d6b8a1d] | 767 | filename_tuple = QtWidgets.QFileDialog.getSaveFileName(**kwargs) |
---|
| 768 | filename = filename_tuple[0] |
---|
[28a84e9] | 769 | |
---|
| 770 | # User cancelled. |
---|
| 771 | if not filename: |
---|
| 772 | return |
---|
| 773 | |
---|
| 774 | #Instantiate a loader |
---|
| 775 | loader = Loader() |
---|
| 776 | if os.path.splitext(filename)[1].lower() == ".txt": |
---|
[39551a68] | 777 | onTXTSave(data, filename) |
---|
[28a84e9] | 778 | if os.path.splitext(filename)[1].lower() == ".xml": |
---|
| 779 | loader.save(filename, data, ".xml") |
---|
| 780 | |
---|
| 781 | def saveData2D(data): |
---|
| 782 | """ |
---|
| 783 | Save data2d dialog |
---|
| 784 | """ |
---|
| 785 | default_name = os.path.basename(data.filename) |
---|
| 786 | default_name, _ = os.path.splitext(default_name) |
---|
| 787 | ext_format = ".dat" |
---|
| 788 | default_name += "_out" + ext_format |
---|
| 789 | |
---|
| 790 | wildcard = "IGOR/DAT 2D file in Q_map (*.dat)" |
---|
| 791 | kwargs = { |
---|
| 792 | 'caption' : 'Save As', |
---|
| 793 | 'directory' : default_name, |
---|
| 794 | 'filter' : wildcard, |
---|
| 795 | 'parent' : None, |
---|
| 796 | } |
---|
| 797 | # Query user for filename. |
---|
[d6b8a1d] | 798 | filename_tuple = QtWidgets.QFileDialog.getSaveFileName(**kwargs) |
---|
| 799 | filename = filename_tuple[0] |
---|
[28a84e9] | 800 | |
---|
| 801 | # User cancelled. |
---|
| 802 | if not filename: |
---|
| 803 | return |
---|
[d6b8a1d] | 804 | |
---|
[28a84e9] | 805 | #Instantiate a loader |
---|
| 806 | loader = Loader() |
---|
| 807 | |
---|
| 808 | if os.path.splitext(filename)[1].lower() == ext_format: |
---|
| 809 | loader.save(filename, data, ext_format) |
---|
[e4676c8] | 810 | |
---|
| 811 | class FormulaValidator(QtGui.QValidator): |
---|
| 812 | def __init__(self, parent=None): |
---|
| 813 | super(FormulaValidator, self).__init__(parent) |
---|
| 814 | |
---|
| 815 | def validate(self, input, pos): |
---|
| 816 | |
---|
[fbfc488] | 817 | self._setStyleSheet("") |
---|
| 818 | return QtGui.QValidator.Acceptable, pos |
---|
| 819 | |
---|
| 820 | #try: |
---|
| 821 | # Formula(str(input)) |
---|
| 822 | # self._setStyleSheet("") |
---|
| 823 | # return QtGui.QValidator.Acceptable, pos |
---|
| 824 | |
---|
| 825 | #except Exception as e: |
---|
| 826 | # self._setStyleSheet("background-color:pink;") |
---|
| 827 | # return QtGui.QValidator.Intermediate, pos |
---|
[e4676c8] | 828 | |
---|
| 829 | def _setStyleSheet(self, value): |
---|
| 830 | try: |
---|
| 831 | if self.parent(): |
---|
| 832 | self.parent().setStyleSheet(value) |
---|
| 833 | except: |
---|
| 834 | pass |
---|
[8548d739] | 835 | |
---|
[aadf0af1] | 836 | def xyTransform(data, xLabel="", yLabel=""): |
---|
| 837 | """ |
---|
| 838 | Transforms x and y in View and set the scale |
---|
| 839 | """ |
---|
| 840 | # Changing the scale might be incompatible with |
---|
| 841 | # currently displayed data (for instance, going |
---|
| 842 | # from ln to log when all plotted values have |
---|
| 843 | # negative natural logs). |
---|
| 844 | # Go linear and only change the scale at the end. |
---|
| 845 | xscale = 'linear' |
---|
| 846 | yscale = 'linear' |
---|
| 847 | # Local data is either 1D or 2D |
---|
| 848 | if data.id == 'fit': |
---|
| 849 | return |
---|
| 850 | |
---|
[bb57068] | 851 | # make sure we have some function to operate on |
---|
| 852 | if xLabel is None: |
---|
| 853 | xLabel = 'log10(x)' |
---|
| 854 | if yLabel is None: |
---|
| 855 | yLabel = 'log10(y)' |
---|
| 856 | |
---|
[aadf0af1] | 857 | # control axis labels from the panel itself |
---|
| 858 | yname, yunits = data.get_yaxis() |
---|
| 859 | xname, xunits = data.get_xaxis() |
---|
| 860 | |
---|
| 861 | # Goes through all possible scales |
---|
| 862 | # self.x_label is already wrapped with Latex "$", so using the argument |
---|
| 863 | |
---|
| 864 | # X |
---|
| 865 | if xLabel == "x": |
---|
[dc5ef15] | 866 | data.transformX(DataTransform.toX, DataTransform.errToX) |
---|
[aadf0af1] | 867 | xLabel = "%s(%s)" % (xname, xunits) |
---|
| 868 | if xLabel == "x^(2)": |
---|
[dc5ef15] | 869 | data.transformX(DataTransform.toX2, DataTransform.errToX2) |
---|
| 870 | xunits = convertUnit(2, xunits) |
---|
[aadf0af1] | 871 | xLabel = "%s^{2}(%s)" % (xname, xunits) |
---|
| 872 | if xLabel == "x^(4)": |
---|
[dc5ef15] | 873 | data.transformX(DataTransform.toX4, DataTransform.errToX4) |
---|
| 874 | xunits = convertUnit(4, xunits) |
---|
[aadf0af1] | 875 | xLabel = "%s^{4}(%s)" % (xname, xunits) |
---|
| 876 | if xLabel == "ln(x)": |
---|
[dc5ef15] | 877 | data.transformX(DataTransform.toLogX, DataTransform.errToLogX) |
---|
[aadf0af1] | 878 | xLabel = "\ln{(%s)}(%s)" % (xname, xunits) |
---|
| 879 | if xLabel == "log10(x)": |
---|
[dc5ef15] | 880 | data.transformX(DataTransform.toX_pos, DataTransform.errToX_pos) |
---|
[aadf0af1] | 881 | xscale = 'log' |
---|
| 882 | xLabel = "%s(%s)" % (xname, xunits) |
---|
| 883 | if xLabel == "log10(x^(4))": |
---|
[dc5ef15] | 884 | data.transformX(DataTransform.toX4, DataTransform.errToX4) |
---|
| 885 | xunits = convertUnit(4, xunits) |
---|
[aadf0af1] | 886 | xLabel = "%s^{4}(%s)" % (xname, xunits) |
---|
| 887 | xscale = 'log' |
---|
| 888 | |
---|
| 889 | # Y |
---|
| 890 | if yLabel == "ln(y)": |
---|
[dc5ef15] | 891 | data.transformY(DataTransform.toLogX, DataTransform.errToLogX) |
---|
[aadf0af1] | 892 | yLabel = "\ln{(%s)}(%s)" % (yname, yunits) |
---|
| 893 | if yLabel == "y": |
---|
[dc5ef15] | 894 | data.transformY(DataTransform.toX, DataTransform.errToX) |
---|
[aadf0af1] | 895 | yLabel = "%s(%s)" % (yname, yunits) |
---|
| 896 | if yLabel == "log10(y)": |
---|
[dc5ef15] | 897 | data.transformY(DataTransform.toX_pos, DataTransform.errToX_pos) |
---|
[aadf0af1] | 898 | yscale = 'log' |
---|
| 899 | yLabel = "%s(%s)" % (yname, yunits) |
---|
| 900 | if yLabel == "y^(2)": |
---|
[dc5ef15] | 901 | data.transformY(DataTransform.toX2, DataTransform.errToX2) |
---|
| 902 | yunits = convertUnit(2, yunits) |
---|
[aadf0af1] | 903 | yLabel = "%s^{2}(%s)" % (yname, yunits) |
---|
| 904 | if yLabel == "1/y": |
---|
[dc5ef15] | 905 | data.transformY(DataTransform.toOneOverX, DataTransform.errOneOverX) |
---|
| 906 | yunits = convertUnit(-1, yunits) |
---|
[aadf0af1] | 907 | yLabel = "1/%s(%s)" % (yname, yunits) |
---|
| 908 | if yLabel == "y*x^(2)": |
---|
[dc5ef15] | 909 | data.transformY(DataTransform.toYX2, DataTransform.errToYX2) |
---|
| 910 | xunits = convertUnit(2, xunits) |
---|
[aadf0af1] | 911 | yLabel = "%s \ \ %s^{2}(%s%s)" % (yname, xname, yunits, xunits) |
---|
| 912 | if yLabel == "y*x^(4)": |
---|
[dc5ef15] | 913 | data.transformY(DataTransform.toYX4, DataTransform.errToYX4) |
---|
| 914 | xunits = convertUnit(4, xunits) |
---|
[aadf0af1] | 915 | yLabel = "%s \ \ %s^{4}(%s%s)" % (yname, xname, yunits, xunits) |
---|
| 916 | if yLabel == "1/sqrt(y)": |
---|
[dc5ef15] | 917 | data.transformY(DataTransform.toOneOverSqrtX, DataTransform.errOneOverSqrtX) |
---|
| 918 | yunits = convertUnit(-0.5, yunits) |
---|
[aadf0af1] | 919 | yLabel = "1/\sqrt{%s}(%s)" % (yname, yunits) |
---|
| 920 | if yLabel == "ln(y*x)": |
---|
[dc5ef15] | 921 | data.transformY(DataTransform.toLogXY, DataTransform.errToLogXY) |
---|
[aadf0af1] | 922 | yLabel = "\ln{(%s \ \ %s)}(%s%s)" % (yname, xname, yunits, xunits) |
---|
| 923 | if yLabel == "ln(y*x^(2))": |
---|
[dc5ef15] | 924 | data.transformY(DataTransform.toLogYX2, DataTransform.errToLogYX2) |
---|
| 925 | xunits = convertUnit(2, xunits) |
---|
[aadf0af1] | 926 | yLabel = "\ln (%s \ \ %s^{2})(%s%s)" % (yname, xname, yunits, xunits) |
---|
| 927 | if yLabel == "ln(y*x^(4))": |
---|
[dc5ef15] | 928 | data.transformY(DataTransform.toLogYX4, DataTransform.errToLogYX4) |
---|
| 929 | xunits = convertUnit(4, xunits) |
---|
[aadf0af1] | 930 | yLabel = "\ln (%s \ \ %s^{4})(%s%s)" % (yname, xname, yunits, xunits) |
---|
| 931 | if yLabel == "log10(y*x^(4))": |
---|
[dc5ef15] | 932 | data.transformY(DataTransform.toYX4, DataTransform.errToYX4) |
---|
| 933 | xunits = convertUnit(4, xunits) |
---|
[aadf0af1] | 934 | yscale = 'log' |
---|
| 935 | yLabel = "%s \ \ %s^{4}(%s%s)" % (yname, xname, yunits, xunits) |
---|
| 936 | |
---|
| 937 | # Perform the transformation of data in data1d->View |
---|
| 938 | data.transformView() |
---|
| 939 | |
---|
| 940 | return (xLabel, yLabel, xscale, yscale) |
---|
| 941 | |
---|
[570a58f9] | 942 | def formatNumber(value, high=False): |
---|
| 943 | """ |
---|
| 944 | Return a float in a standardized, human-readable formatted string. |
---|
| 945 | This is used to output readable (e.g. x.xxxe-y) values to the panel. |
---|
| 946 | """ |
---|
| 947 | try: |
---|
| 948 | value = float(value) |
---|
| 949 | except: |
---|
| 950 | output = "NaN" |
---|
| 951 | return output.lstrip().rstrip() |
---|
| 952 | |
---|
| 953 | if high: |
---|
[f7f5796] | 954 | output = "%-7.5g" % value |
---|
[570a58f9] | 955 | |
---|
| 956 | else: |
---|
| 957 | output = "%-5.3g" % value |
---|
| 958 | return output.lstrip().rstrip() |
---|
[ad6b4e2] | 959 | |
---|
[57be490] | 960 | def replaceHTMLwithUTF8(html): |
---|
| 961 | """ |
---|
| 962 | Replace some important HTML-encoded characters |
---|
| 963 | with their UTF-8 equivalents |
---|
| 964 | """ |
---|
| 965 | # Angstrom |
---|
| 966 | html_out = html.replace("Å", "Ã
") |
---|
| 967 | # infinity |
---|
| 968 | html_out = html_out.replace("∞", "â") |
---|
| 969 | # +/- |
---|
| 970 | html_out = html_out.replace("±", "±") |
---|
| 971 | |
---|
| 972 | return html_out |
---|
| 973 | |
---|
| 974 | def replaceHTMLwithASCII(html): |
---|
| 975 | """ |
---|
| 976 | Replace some important HTML-encoded characters |
---|
| 977 | with their ASCII equivalents |
---|
| 978 | """ |
---|
| 979 | # Angstrom |
---|
| 980 | html_out = html.replace("Å", "Ang") |
---|
| 981 | # infinity |
---|
| 982 | html_out = html_out.replace("∞", "inf") |
---|
| 983 | # +/- |
---|
| 984 | html_out = html_out.replace("±", "+/-") |
---|
| 985 | |
---|
| 986 | return html_out |
---|
| 987 | |
---|
| 988 | def convertUnitToUTF8(unit): |
---|
| 989 | """ |
---|
| 990 | Convert ASCII unit display into UTF-8 symbol |
---|
| 991 | """ |
---|
| 992 | if unit == "1/A": |
---|
| 993 | return "Ã
<sup>-1</sup>" |
---|
| 994 | elif unit == "1/cm": |
---|
| 995 | return "cm<sup>-1</sup>" |
---|
| 996 | elif unit == "Ang": |
---|
| 997 | return "Ã
" |
---|
| 998 | elif unit == "1e-6/Ang^2": |
---|
| 999 | return "10<sup>-6</sup>/Ã
<sup>2</sup>" |
---|
| 1000 | elif unit == "inf": |
---|
| 1001 | return "â" |
---|
| 1002 | elif unit == "-inf": |
---|
| 1003 | return "-â" |
---|
| 1004 | else: |
---|
| 1005 | return unit |
---|
| 1006 | |
---|
[ad6b4e2] | 1007 | def convertUnitToHTML(unit): |
---|
| 1008 | """ |
---|
| 1009 | Convert ASCII unit display into well rendering HTML |
---|
| 1010 | """ |
---|
| 1011 | if unit == "1/A": |
---|
| 1012 | return "Å<sup>-1</sup>" |
---|
| 1013 | elif unit == "1/cm": |
---|
| 1014 | return "cm<sup>-1</sup>" |
---|
| 1015 | elif unit == "Ang": |
---|
| 1016 | return "Å" |
---|
| 1017 | elif unit == "1e-6/Ang^2": |
---|
| 1018 | return "10<sup>-6</sup>/Å<sup>2</sup>" |
---|
| 1019 | elif unit == "inf": |
---|
| 1020 | return "∞" |
---|
| 1021 | elif unit == "-inf": |
---|
| 1022 | return "-∞" |
---|
| 1023 | else: |
---|
| 1024 | return unit |
---|
[dc5ef15] | 1025 | |
---|
| 1026 | def parseName(name, expression): |
---|
| 1027 | """ |
---|
| 1028 | remove "_" in front of a name |
---|
| 1029 | """ |
---|
| 1030 | if re.match(expression, name) is not None: |
---|
| 1031 | word = re.split(expression, name, 1) |
---|
| 1032 | for item in word: |
---|
| 1033 | if item.lstrip().rstrip() != '': |
---|
| 1034 | return item |
---|
| 1035 | else: |
---|
| 1036 | return name |
---|
[fbfc488] | 1037 | |
---|
| 1038 | def toDouble(value_string): |
---|
| 1039 | """ |
---|
| 1040 | toFloat conversion which cares deeply about user's locale |
---|
| 1041 | """ |
---|
| 1042 | # Holy shit this escalated quickly in Qt5. |
---|
| 1043 | # No more float() cast on general locales. |
---|
| 1044 | value = QtCore.QLocale().toFloat(value_string) |
---|
| 1045 | if value[1]: |
---|
| 1046 | return value[0] |
---|
| 1047 | |
---|
| 1048 | # Try generic locale |
---|
| 1049 | value = QtCore.QLocale(QtCore.QLocale('en_US')).toFloat(value_string) |
---|
| 1050 | if value[1]: |
---|
| 1051 | return value[0] |
---|
| 1052 | else: |
---|
[0261bc1] | 1053 | raise TypeError |
---|
[d6b8a1d] | 1054 | |
---|
[3b3b40b] | 1055 | def findNextFilename(filename, directory): |
---|
| 1056 | """ |
---|
| 1057 | Finds the next available (non-existing) name for 'filename' in 'directory'. |
---|
| 1058 | plugin.py -> plugin (n).py - for first 'n' for which the file doesn't exist |
---|
| 1059 | """ |
---|
| 1060 | basename, ext = os.path.splitext(filename) |
---|
| 1061 | # limit the number of copies |
---|
| 1062 | MAX_FILENAMES = 1000 |
---|
| 1063 | # Start with (1) |
---|
| 1064 | number_ext = 1 |
---|
| 1065 | proposed_filename = "" |
---|
| 1066 | found_filename = False |
---|
| 1067 | # Find the next available filename or exit if too many copies |
---|
| 1068 | while not found_filename or number_ext > MAX_FILENAMES: |
---|
| 1069 | proposed_filename = basename + " ("+str(number_ext)+")" + ext |
---|
| 1070 | if os.path.exists(os.path.join(directory, proposed_filename)): |
---|
| 1071 | number_ext += 1 |
---|
| 1072 | else: |
---|
| 1073 | found_filename = True |
---|
| 1074 | |
---|
| 1075 | return proposed_filename |
---|
| 1076 | |
---|
| 1077 | |
---|
[d6b8a1d] | 1078 | class DoubleValidator(QtGui.QDoubleValidator): |
---|
| 1079 | """ |
---|
| 1080 | Allow only dots as decimal separator |
---|
| 1081 | """ |
---|
| 1082 | def validate(self, input, pos): |
---|
| 1083 | """ |
---|
| 1084 | Return invalid for commas |
---|
| 1085 | """ |
---|
[0261bc1] | 1086 | if input is not None and ',' in input: |
---|
[d6b8a1d] | 1087 | return (QtGui.QValidator.Invalid, input, pos) |
---|
| 1088 | return super(DoubleValidator, self).validate(input, pos) |
---|
| 1089 | |
---|
| 1090 | def fixup(self, input): |
---|
| 1091 | """ |
---|
| 1092 | Correct (remove) potential preexisting content |
---|
| 1093 | """ |
---|
[0261bc1] | 1094 | super(DoubleValidator, self).fixup(input) |
---|
[d6b8a1d] | 1095 | input = input.replace(",", "") |
---|
| 1096 | |
---|
[3b8cc00] | 1097 | def checkModel(path): |
---|
| 1098 | """ |
---|
| 1099 | Check that the model save in file 'path' can run. |
---|
| 1100 | """ |
---|
[27689dc] | 1101 | # The following return needs to be removed once |
---|
| 1102 | # the unittest related changes in Sasmodels are commited |
---|
[c5e0d84] | 1103 | # return True |
---|
[3b8cc00] | 1104 | # try running the model |
---|
| 1105 | from sasmodels.sasview_model import load_custom_model |
---|
| 1106 | Model = load_custom_model(path) |
---|
| 1107 | model = Model() |
---|
| 1108 | q = np.array([0.01, 0.1]) |
---|
| 1109 | _ = model.evalDistribution(q) |
---|
| 1110 | qx, qy = np.array([0.01, 0.01]), np.array([0.1, 0.1]) |
---|
| 1111 | _ = model.evalDistribution([qx, qy]) |
---|
| 1112 | |
---|
| 1113 | # check the model's unit tests run |
---|
| 1114 | from sasmodels.model_test import run_one |
---|
| 1115 | # TestSuite module in Qt5 now deletes tests in the suite after running, |
---|
| 1116 | # so suite[0] in run_one() in sasmodels/model_test.py will contain [None] and |
---|
| 1117 | # test.info.tests will raise. |
---|
| 1118 | # Not sure how to change the behaviour here, most likely sasmodels will have to |
---|
| 1119 | # be modified |
---|
| 1120 | result = run_one(path) |
---|
| 1121 | |
---|
| 1122 | return result |
---|
| 1123 | |
---|
[cb4d219] | 1124 | |
---|
[d4881f6a] | 1125 | def enum(*sequential, **named): |
---|
| 1126 | """Create an enumeration object from a list of strings""" |
---|
| 1127 | enums = dict(zip(sequential, range(len(sequential))), **named) |
---|
| 1128 | return type('Enum', (), enums) |
---|