OwlCyberSecurity - MANAGER
Edit File: polygon.cpython-39.pyc
a jH�f6 � @ sD d dl mZ d dlmZ d dlmZ d dlmZ G dd� de�Z dS )� )� prototypes)� GEOSGeometry)�GEOM_PTR)� LinearRingc s� e Zd ZdZ� fdd�Zdd� Zdd� Zedd � �Zd d � Z d d � Z d!dd�Z dd� Z dd� Z dd� ZejZejZedd� �Zdd� Zdd � Zeee�ZeZed d � �ZeZed d � �Z � Z S )"�Polygon� c s� |s$t � j| �dd�fi |�� dS |^}}t|�}|dkr�t|d ttf�r�|d s`d}d}n"t|d d t�r�|d }t|�}| �|d |g|��}t � j|fi |�� dS )a� Initialize on an exterior ring and a sequence of holes (both instances may be either LinearRing instances, or a tuple/list that may be constructed into a LinearRing). Examples of initialization, where shell, hole1, and hole2 are valid LinearRing geometries: >>> from django.contrib.gis.geos import LinearRing, Polygon >>> shell = hole1 = hole2 = LinearRing() >>> poly = Polygon(shell, hole1, hole2) >>> poly = Polygon(shell, (hole1, hole2)) >>> # Example where a tuple parameters are used: >>> poly = Polygon(((0, 0), (0, 10), (10, 10), (10, 0), (0, 0)), ... ((4, 4), (4, 6), (6, 6), (6, 4), (4, 4))) r Nr � )�super�__init__�_create_polygon�len� isinstance�tuple�listr )�self�args�kwargsZext_ringZ init_holes�n_holesZpolygon�� __class__r �a/home/gouroczh/virtualenv/test/3.9/lib/python3.9/site-packages/django/contrib/gis/geos/polygon.pyr s zPolygon.__init__c c s t t| ��D ]}| | V q dS )z&Iterate over each ring in the polygon.N)�ranger )r �ir r r �__iter__0 s zPolygon.__iter__c C s | j d S )z+Return the number of rings in this Polygon.r )�num_interior_rings�r r r r �__len__5 s zPolygon.__len__c C sn |\}}}}|D ]6}t |ttf�std||||||||||f � S qt||f||f||f||f||ff�S )z2Construct a Polygon from a bounding box (4-tuple).z,POLYGON((%s %s, %s %s, %s %s, %s %s, %s %s)))r �float�intr r )�clsZbboxZx0Zy0�x1�y1�zr r r � from_bbox9 s �� zPolygon.from_bboxc s� |s t �� S g }|D ]*}t|t�r.|�|� q|�� �|�� q� �|�d��}|d }|rxt| � fdd�|D �� }nd }t �|||�S )Nr r c s g | ]}� � |��qS r )�_clone)�.0�rr r r � <listcomp>Y � z+Polygon._create_polygon.<locals>.<listcomp>) �capiZcreate_empty_polygonr r �append�_construct_ringr$ �popZcreate_polygon)r �length�itemsZringsr& �shellr Z holes_paramr r r r F s zPolygon._create_polygonc C s$ t |t�rt�|�S t�|j�S d S �N)r r r) � geom_clone�ptr)r �gr r r r$ _ s zPolygon._clone�YParameter must be a sequence of LinearRings or objects that can initialize to LinearRingsc C s8 t |t�r|S z t|�W S ty2 t|��Y n0 dS )z1Try to construct a ring from the given parameter.N)r r � TypeError)r �param�msgr r r r+ e s zPolygon._construct_ringc C s2 | j }| j}| �||�| _ |r$|| _t�|� d S r0 )r2 �sridr r) Z destroy_geom)r r- r. Zprev_ptrr8 r r r � _set_listu s zPolygon._set_listc C s* |dkrt �| j�S t �| j|d �S dS )a7 Return the ring at the specified index. The first index, 0, will always return the exterior ring. Indices > 0 will return the interior ring at the given index (e.g., poly[1] and poly[2] would return the first and second interior ring, respectively). CAREFUL: Internal/External are not the same as Interior/Exterior! Return a pointer from the existing geometries for use internally by the object's methods. _get_single_external() returns a clone of the same geometry for use by external code. r r N)r) Z get_extringr2 Z get_intring�r �indexr r r �_get_single_internal s z Polygon._get_single_internalc C s t t�| �|��| jd�S )N)r8 )r r) r1 r< r8 r: r r r �_get_single_external� s �z Polygon._get_single_externalc C s t �| j�S )z$Return the number of interior rings.)r) Z get_nringsr2 r r r r r � s zPolygon.num_interior_ringsc C s | d S )z%Get the exterior ring of the Polygon.r r r r r r � _get_ext_ring� s zPolygon._get_ext_ringc C s || d< dS )z%Set the exterior ring of the Polygon.r Nr )r �ringr r r � _set_ext_ring� s zPolygon._set_ext_ringc s t � fdd�tt� ��D ��S )z,Get the tuple for each ring in this Polygon.c 3 s | ]}� | j V qd S r0 )r �r% r r r r � <genexpr>� r( z Polygon.tuple.<locals>.<genexpr>)r r r r r r r r � s z Polygon.tuplec s0 d� � fdd�t� j�D ��}d� d j|f S )z.Return the KML representation of this Polygon.� c 3 s | ]}d � |d j V qdS )z%<innerBoundaryIs>%s</innerBoundaryIs>r N)�kmlrA r r r rB � s �z Polygon.kml.<locals>.<genexpr>z:<Polygon><outerBoundaryIs>%s</outerBoundaryIs>%s</Polygon>r )�joinr r rD )r Z inner_kmlr r r rD � s ��z Polygon.kml)r4 ) �__name__� __module__� __qualname__Z _minlengthr r r � classmethodr# r r$ r+ r9 r< r= r Z_set_single_rebuildZ _set_singleZ _assign_extended_slice_rebuildZ_assign_extended_slice�propertyr r> r@ Z exterior_ringr/ r ZcoordsrD � __classcell__r r r r r s4 & � r N) Zdjango.contrib.gis.geosr r) Z django.contrib.gis.geos.geometryr Z django.contrib.gis.geos.libgeosr Z"django.contrib.gis.geos.linestringr r r r r r �<module> s