Python matplotlib.rcParamsDefault方法代码示例

# 需要导入模块: import matplotlib [as 别名]
# 或者: from matplotlib import rcParamsDefault [as 别名]
def format_axes(ax):

    for spine in ['top', 'right']:
        ax.spines[spine].set_visible(False)

    for spine in ['left', 'bottom']:
        ax.spines[spine].set_color(SPINE_COLOR)
        ax.spines[spine].set_linewidth(0.5)

    ax.xaxis.set_ticks_position('bottom')
    ax.yaxis.set_ticks_position('left')

    for axis in [ax.xaxis, ax.yaxis]:
        axis.set_tick_params(direction='out', color=SPINE_COLOR)

    return ax


# mpl.rcParams.update(mpl.rcParamsDefault) 

# 需要导入模块: import matplotlib [as 别名]
# 或者: from matplotlib import rcParamsDefault [as 别名]
def _init_from_registry(cls):
        if sys.platform != 'win32' or rcParams[cls.exec_key] != 'convert':
            return
        import winreg
        for flag in (0, winreg.KEY_WOW64_32KEY, winreg.KEY_WOW64_64KEY):
            try:
                hkey = winreg.OpenKeyEx(winreg.HKEY_LOCAL_MACHINE,
                                        r'Software\Imagemagick\Current',
                                        0, winreg.KEY_QUERY_VALUE | flag)
                binpath = winreg.QueryValueEx(hkey, 'BinPath')[0]
                winreg.CloseKey(hkey)
                break
            except Exception:
                binpath = ''
        if binpath:
            for exe in ('convert.exe', 'magick.exe'):
                path = os.path.join(binpath, exe)
                if os.path.exists(path):
                    binpath = path
                    break
            else:
                binpath = ''
        rcParams[cls.exec_key] = rcParamsDefault[cls.exec_key] = binpath 

# 需要导入模块: import matplotlib [as 别名]
# 或者: from matplotlib import rcParamsDefault [as 别名]
def _init_from_registry(cls):
        if sys.platform != 'win32' or rcParams[cls.exec_key] != 'convert':
            return
        from six.moves import winreg
        for flag in (0, winreg.KEY_WOW64_32KEY, winreg.KEY_WOW64_64KEY):
            try:
                hkey = winreg.OpenKeyEx(winreg.HKEY_LOCAL_MACHINE,
                                        'Software\\Imagemagick\\Current',
                                        0, winreg.KEY_QUERY_VALUE | flag)
                binpath = winreg.QueryValueEx(hkey, 'BinPath')[0]
                winreg.CloseKey(hkey)
                binpath += '\\convert.exe'
                break
            except Exception:
                binpath = ''
        rcParams[cls.exec_key] = rcParamsDefault[cls.exec_key] = binpath 

# 需要导入模块: import matplotlib [as 别名]
# 或者: from matplotlib import rcParamsDefault [as 别名]
def set_rcParams_defaults():
    """Reset `matplotlib.rcParams` to defaults."""
    rcParams.update(matplotlib.rcParamsDefault) 

# 需要导入模块: import matplotlib [as 别名]
# 或者: from matplotlib import rcParamsDefault [as 别名]
def reset_defaults():
    """Restore all RC params to default settings."""
    mpl.rcParams.update(mpl.rcParamsDefault) 

# 需要导入模块: import matplotlib [as 别名]
# 或者: from matplotlib import rcParamsDefault [as 别名]
def set_rcParams_defaults():
    """Reset `matplotlib.rcParams` to defaults."""
    from matplotlib import rcParamsDefault

    rcParams.update(rcParamsDefault)


# ------------------------------------------------------------------------------
# Private global variables & functions
# ------------------------------------------------------------------------------ 

# 需要导入模块: import matplotlib [as 别名]
# 或者: from matplotlib import rcParamsDefault [as 别名]
def reset_rcParams():
    """Reset `matplotlib.rcParams` to defaults."""
    from matplotlib import rcParamsDefault

    rcParams.update(rcParamsDefault) 

# 需要导入模块: import matplotlib [as 别名]
# 或者: from matplotlib import rcParamsDefault [as 别名]
def use(style):
    """Use matplotlib style settings from a style specification.

    The style name of 'default' is reserved for reverting back to
    the default style settings.

    Parameters
    ----------
    style : str, dict, or list
        A style specification. Valid options are:

        +------+-------------------------------------------------------------+
        | str  | The name of a style or a path/URL to a style file. For a    |
        |      | list of available style names, see `style.available`.       |
        +------+-------------------------------------------------------------+
        | dict | Dictionary with valid key/value pairs for                   |
        |      | `matplotlib.rcParams`.                                      |
        +------+-------------------------------------------------------------+
        | list | A list of style specifiers (str or dict) applied from first |
        |      | to last in the list.                                        |
        +------+-------------------------------------------------------------+


    """
    style_alias = {'mpl20': 'default',
                   'mpl15': 'classic'}
    if isinstance(style, str) or hasattr(style, 'keys'):
        # If name is a single str or dict, make it a single element list.
        styles = [style]
    else:
        styles = style

    styles = (style_alias.get(s, s) if isinstance(s, str) else s
              for s in styles)
    for style in styles:
        if not isinstance(style, str):
            _apply_style(style)
        elif style == 'default':
            # Deprecation warnings were already handled when creating
            # rcParamsDefault, no need to reemit them here.
            with cbook._suppress_matplotlib_deprecation_warning():
                _apply_style(rcParamsDefault, warn=False)
        elif style in library:
            _apply_style(library[style])
        else:
            try:
                rc = rc_params_from_file(style, use_default_template=False)
                _apply_style(rc)
            except IOError:
                raise IOError(
                    "{!r} not found in the style library and input is not a "
                    "valid URL or path; see `style.available` for list of "
                    "available styles".format(style)) 

# 需要导入模块: import matplotlib [as 别名]
# 或者: from matplotlib import rcParamsDefault [as 别名]
def use(style):
    """Use matplotlib style settings from a style specification.

    The style name of 'default' is reserved for reverting back to
    the default style settings.

    Parameters
    ----------
    style : str, dict, or list
        A style specification. Valid options are:

        +------+-------------------------------------------------------------+
        | str  | The name of a style or a path/URL to a style file. For a    |
        |      | list of available style names, see `style.available`.       |
        +------+-------------------------------------------------------------+
        | dict | Dictionary with valid key/value pairs for                   |
        |      | `matplotlib.rcParams`.                                      |
        +------+-------------------------------------------------------------+
        | list | A list of style specifiers (str or dict) applied from first |
        |      | to last in the list.                                        |
        +------+-------------------------------------------------------------+


    """
    style_alias = {'mpl20': 'default',
                   'mpl15': 'classic'}
    if isinstance(style, str) or hasattr(style, 'keys'):
        # If name is a single str or dict, make it a single element list.
        styles = [style]
    else:
        styles = style

    styles = (style_alias.get(s, s) if isinstance(s, str) else s
              for s in styles)
    for style in styles:
        if not isinstance(style, str):
            _apply_style(style)
        elif style == 'default':
            # Deprecation warnings were already handled when creating
            # rcParamsDefault, no need to reemit them here.
            with warnings.catch_warnings():
                warnings.simplefilter("ignore", MatplotlibDeprecationWarning)
                _apply_style(rcParamsDefault, warn=False)
        elif style in library:
            _apply_style(library[style])
        else:
            try:
                rc = rc_params_from_file(style, use_default_template=False)
                _apply_style(rc)
            except IOError:
                raise IOError(
                    "{!r} not found in the style library and input is not a "
                    "valid URL or path; see `style.available` for list of "
                    "available styles".format(style)) 

# 需要导入模块: import matplotlib [as 别名]
# 或者: from matplotlib import rcParamsDefault [as 别名]
def switch_backend(newbackend):
    """
    Close all open figures and set the Matplotlib backend.

    The argument is case-insensitive.  Switching to an interactive backend is
    possible only if no event loop for another interactive backend has started.
    Switching to and from non-interactive backends is always possible.

    Parameters
    ----------
    newbackend : str
        The name of the backend to use.
    """
    close("all")

    if newbackend is rcsetup._auto_backend_sentinel:
        for candidate in ["macosx", "qt5agg", "qt4agg", "gtk3agg", "gtk3cairo",
                          "tkagg", "wxagg", "agg", "cairo"]:
            try:
                switch_backend(candidate)
            except ImportError:
                continue
            else:
                rcParamsOrig['backend'] = candidate
                return

    backend_name = (
        newbackend[9:] if newbackend.startswith("module://")
        else "matplotlib.backends.backend_{}".format(newbackend.lower()))

    backend_mod = importlib.import_module(backend_name)
    Backend = type(
        "Backend", (matplotlib.backends._Backend,), vars(backend_mod))
    _log.debug("Loaded backend %s version %s.",
               newbackend, Backend.backend_version)

    required_framework = Backend.required_interactive_framework
    current_framework = \
        matplotlib.backends._get_running_interactive_framework()
    if (current_framework and required_framework
            and current_framework != required_framework):
        raise ImportError(
            "Cannot load backend {!r} which requires the {!r} interactive "
            "framework, as {!r} is currently running".format(
                newbackend, required_framework, current_framework))

    rcParams['backend'] = rcParamsDefault['backend'] = newbackend

    global _backend_mod, new_figure_manager, draw_if_interactive, _show
    _backend_mod = backend_mod
    new_figure_manager = Backend.new_figure_manager
    draw_if_interactive = Backend.draw_if_interactive
    _show = Backend.show

    # Need to keep a global reference to the backend for compatibility reasons.
    # See https://github.com/matplotlib/matplotlib/issues/6092
    matplotlib.backends.backend = newbackend 

# 需要导入模块: import matplotlib [as 别名]
# 或者: from matplotlib import rcParamsDefault [as 别名]
def switch_backend(newbackend):
    """
    Close all open figures and set the Matplotlib backend.

    The argument is case-insensitive.  Switching to an interactive backend is
    possible only if no event loop for another interactive backend has started.
    Switching to and from non-interactive backends is always possible.

    Parameters
    ----------
    newbackend : str
        The name of the backend to use.
    """
    close("all")

    if newbackend is rcsetup._auto_backend_sentinel:
        for candidate in ["macosx", "qt5agg", "qt4agg", "gtk3agg", "gtk3cairo",
                          "tkagg", "wxagg", "agg", "cairo"]:
            try:
                switch_backend(candidate)
            except ImportError:
                continue
            else:
                rcParamsOrig['backend'] = candidate
                return

    backend_name = (
        newbackend[9:] if newbackend.startswith("module://")
        else "matplotlib.backends.backend_{}".format(newbackend.lower()))

    backend_mod = importlib.import_module(backend_name)
    Backend = type(
        "Backend", (matplotlib.backends._Backend,), vars(backend_mod))
    _log.debug("Loaded backend %s version %s.",
               newbackend, Backend.backend_version)

    required_framework = Backend.required_interactive_framework
    if required_framework is not None:
        current_framework = \
            matplotlib.backends._get_running_interactive_framework()
        if (current_framework and required_framework
                and current_framework != required_framework):
            raise ImportError(
                "Cannot load backend {!r} which requires the {!r} interactive "
                "framework, as {!r} is currently running".format(
                    newbackend, required_framework, current_framework))

    rcParams['backend'] = rcParamsDefault['backend'] = newbackend

    global _backend_mod, new_figure_manager, draw_if_interactive, _show
    _backend_mod = backend_mod
    new_figure_manager = Backend.new_figure_manager
    draw_if_interactive = Backend.draw_if_interactive
    _show = Backend.show

    # Need to keep a global reference to the backend for compatibility reasons.
    # See https://github.com/matplotlib/matplotlib/issues/6092
    matplotlib.backends.backend = newbackend 

# 需要导入模块: import matplotlib [as 别名]
# 或者: from matplotlib import rcParamsDefault [as 别名]
def use(style):
    """Use matplotlib style settings from a style specification.

    The style name of 'default' is reserved for reverting back to
    the default style settings.

    Parameters
    ----------
    style : str, dict, or list
        A style specification. Valid options are:

        +------+-------------------------------------------------------------+
        | str  | The name of a style or a path/URL to a style file. For a    |
        |      | list of available style names, see `style.available`.       |
        +------+-------------------------------------------------------------+
        | dict | Dictionary with valid key/value pairs for                   |
        |      | `matplotlib.rcParams`.                                      |
        +------+-------------------------------------------------------------+
        | list | A list of style specifiers (str or dict) applied from first |
        |      | to last in the list.                                        |
        +------+-------------------------------------------------------------+


    """
    style_alias = {'mpl20': 'default',
                   'mpl15': 'classic'}
    if isinstance(style, six.string_types) or hasattr(style, 'keys'):
        # If name is a single str or dict, make it a single element list.
        styles = [style]
    else:
        styles = style

    styles = (style_alias.get(s, s)
              if isinstance(s, six.string_types)
              else s
              for s in styles)
    for style in styles:
        if not isinstance(style, six.string_types):
            _apply_style(style)
        elif style == 'default':
            _apply_style(rcParamsDefault, warn=False)
        elif style in library:
            _apply_style(library[style])
        else:
            try:
                rc = rc_params_from_file(style, use_default_template=False)
                _apply_style(rc)
            except IOError:
                raise IOError(
                    "{!r} not found in the style library and input is not a "
                    "valid URL or path; see `style.available` for list of "
                    "available styles".format(style))