Struct stdweb::web::html_element::ImageElement
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pub struct ImageElement(_);
The HTML image element is used to manipulate the layout and presentation of
<img>
elements.
Methods
impl ImageElement
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pub fn new() -> ImageElement
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Constructs a new ImageElement.
pub fn with_size(width: u32, height: u32) -> ImageElement
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Constructs a new ImageElement with the given width and height.
pub fn alt(&self) -> String
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Returns the HTML alt
attribute, representing the fallback context for the image.
pub fn set_alt(&self, value: &str)
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Sets the HTML alt
attribute, representing the fallback context for the image.
pub fn complete(&self) -> bool
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Returns true if the browser has finished fetching the image, whether successful or not. It also return true if the image has no src value.
pub fn cross_origin(&self) -> CrossOriginSetting
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Returns the Cross-Origin Resource Sharing (CORS) setting for the image.
pub fn set_cross_origin(&self, value: CrossOriginSetting)
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Sets the Cross-Origin Resource Sharing (CORS) setting for the image.
pub fn height(&self) -> u32
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Returns the the rendered height of the image in CSS pixels.
pub fn set_height(&self, value: u32)
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Sets the the rendered height of the image in CSS pixels.
pub fn is_map(&self) -> bool
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Indicates whether the image is part of a server-side image map.
pub fn set_is_map(&self, value: bool)
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Sets whether the image is part of a server-side image map.
pub fn natural_height(&self) -> Option<u32>
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Returns the intrinsic height of the image in CSS pixels, if it is available.
pub fn natural_width(&self) -> Option<u32>
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Returns the intrinsic width of the image in CSS pixels, if it is available.
pub fn src(&self) -> String
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Returns the full URL of the image, including the base URI.
pub fn set_src(&self, value: &str)
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Sets the full URL of the image, including the base URI.
pub fn use_map(&self) -> String
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Returns the usemap
HTML attribute, containing a partial URL of a map element.
pub fn set_use_map(&self, value: &str)
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Sets the usemap
HTML attribute, containing a partial URL of a map element.
pub fn width(&self) -> u32
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Returns the rendered width of the image in CSS pixels.
pub fn set_width(&self, value: u32)
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Sets the rendered width of the image in CSS pixels.
Trait Implementations
impl Clone for ImageElement
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fn clone(&self) -> ImageElement
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Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)
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Performs copy-assignment from source
. Read more
impl Debug for ImageElement
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fn fmt(&self, __arg_0: &mut Formatter) -> Result
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Formats the value using the given formatter. Read more
impl PartialEq for ImageElement
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fn eq(&self, __arg_0: &ImageElement) -> bool
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This method tests for self
and other
values to be equal, and is used by ==
. Read more
fn ne(&self, __arg_0: &ImageElement) -> bool
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This method tests for !=
.
impl Eq for ImageElement
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impl From<ImageElement> for EventTarget
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fn from(value: ImageElement) -> Self
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Performs the conversion.
impl TryFrom<EventTarget> for ImageElement
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type Error = ConversionError
The type returned in the event of a conversion error.
fn try_from(value: EventTarget) -> Result<Self, Self::Error>
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Performs the conversion.
impl From<ImageElement> for Node
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fn from(value: ImageElement) -> Self
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Performs the conversion.
impl TryFrom<Node> for ImageElement
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type Error = ConversionError
The type returned in the event of a conversion error.
fn try_from(value: Node) -> Result<Self, Self::Error>
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Performs the conversion.
impl From<ImageElement> for Element
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fn from(value: ImageElement) -> Self
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Performs the conversion.
impl TryFrom<Element> for ImageElement
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type Error = ConversionError
The type returned in the event of a conversion error.
fn try_from(value: Element) -> Result<Self, Self::Error>
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Performs the conversion.
impl From<ImageElement> for HtmlElement
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fn from(value: ImageElement) -> Self
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Performs the conversion.
impl TryFrom<HtmlElement> for ImageElement
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type Error = ConversionError
The type returned in the event of a conversion error.
fn try_from(value: HtmlElement) -> Result<Self, Self::Error>
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Performs the conversion.
impl InstanceOf for ImageElement
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fn instance_of(reference: &Reference) -> bool
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Checks whenever a given Reference if of type Self
.
impl AsRef<Reference> for ImageElement
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impl ReferenceType for ImageElement
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unsafe fn from_reference_unchecked(reference: Reference) -> Self
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Converts a given reference into a concrete reference-like wrapper. Doesn't do any type checking; highly unsafe to use! Read more
impl From<ImageElement> for Reference
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fn from(value: ImageElement) -> Self
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Performs the conversion.
impl TryFrom<ImageElement> for Reference
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type Error = Void
The type returned in the event of a conversion error.
fn try_from(value: ImageElement) -> Result<Self, Self::Error>
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Performs the conversion.
impl TryFrom<Reference> for ImageElement
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type Error = ConversionError
The type returned in the event of a conversion error.
fn try_from(reference: Reference) -> Result<Self, Self::Error>
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Performs the conversion.
impl<'_r> TryFrom<&'_r Reference> for ImageElement
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type Error = ConversionError
The type returned in the event of a conversion error.
fn try_from(reference: &Reference) -> Result<Self, Self::Error>
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Performs the conversion.
impl TryFrom<Value> for ImageElement
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type Error = ConversionError
The type returned in the event of a conversion error.
fn try_from(value: Value) -> Result<Self, Self::Error>
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Performs the conversion.
impl<'_r> TryFrom<&'_r Value> for ImageElement
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type Error = ConversionError
The type returned in the event of a conversion error.
fn try_from(value: &Value) -> Result<Self, Self::Error>
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Performs the conversion.
impl JsSerialize for ImageElement
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impl IEventTarget for ImageElement
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fn add_event_listener<T, F>(&self, listener: F) -> EventListenerHandle where
T: ConcreteEvent,
F: FnMut(T) + 'static,
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T: ConcreteEvent,
F: FnMut(T) + 'static,
Adds given event handler to the list of event listeners for the specified EventTarget
on which it's called. Read more
fn dispatch_event<T: IEvent>(&self, event: &T) -> Result<bool, TODO>
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Dispatches an Event
at this EventTarget
, invoking the affected event listeners in the appropriate order. Read more
impl INode for ImageElement
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fn as_node(&self) -> &Node
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Casts a reference to this object into a reference to a Node.
fn append_child<T: INode>(&self, child: &T)
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Adds a node to the end of the list of children of a specified parent node. Read more
fn remove_child<T: INode>(&self, child: &T) -> Result<Node, NotFoundError>
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Removes a child node from the DOM. Read more
fn clone_node(&self, kind: CloneKind) -> Result<Self, TODO>
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Returns a duplicate of the node on which this method was called. Read more
fn contains<T: INode>(&self, node: &T) -> bool
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Checks whenever a given node is a descendant of this one or not. Read more
fn insert_before<T: INode, U: INode>(
&self,
new_node: &T,
reference_node: &U
) -> Result<Node, InsertNodeError>
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&self,
new_node: &T,
reference_node: &U
) -> Result<Node, InsertNodeError>
Inserts the specified node before the reference node as a child of the current node. Read more
fn replace_child<T: INode, U: INode>(
&self,
new_child: &T,
old_child: &U
) -> Result<Node, InsertNodeError>
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&self,
new_child: &T,
old_child: &U
) -> Result<Node, InsertNodeError>
Replaces one hild node of the specified node with another. Read more
fn parent_node(&self) -> Option<Node>
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Returns the parent of this node in the DOM tree. Read more
fn first_child(&self) -> Option<Node>
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Returns the node's first child in the tree, or None
if the node is childless. Read more
fn last_child(&self) -> Option<Node>
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Returns the node's last child in the tree, or None
if the node is childless. Read more
fn next_sibling(&self) -> Option<Node>
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Returns the node's next sibling in the tree, or None
if there isn't such a node. Read more
fn node_name(&self) -> String
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Returns the name of the node. Read more
fn node_type(&self) -> NodeType
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Returns the type of the node. Read more
fn node_value(&self) -> Option<String>
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Returns the value of the node. Read more
fn set_node_value(&self, value: Option<&str>)
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Sets the value of the node. Read more
fn owner_document(&self) -> Option<Document>
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Returns the Document
that this node belongs to. Read more
fn parent_element(&self) -> Option<Element>
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Returns an Element
that is the parent of this node. Returns null
if the node has no parent or the parent is not an Element
. Read more
fn previous_sibling(&self) -> Option<Node>
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Returns the node's previous sibling in the tree, or None
if there isn't such a node. Read more
fn text_content(&self) -> Option<String>
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A property which represents the text content of a node and its descendants. Read more
fn set_text_content(&self, text: &str)
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Sets the text content of this node; calling thil removes all of node's children and replaces them with a single text node with the given value. Read more
fn child_nodes(&self) -> NodeList
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Returns a live collection of child nodes of this node. Read more
fn base_uri(&self) -> String
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Gets the base URL. Read more
fn has_child_nodes(&self) -> bool
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Returns whether this node has children nodes. Read more
fn is_default_namespace(&self, namespace: &str) -> bool
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Determines whether the given namespace is the default namespace of this node. Read more
fn is_equal_node<T: INode>(&self, node: &T) -> bool
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Tests whether this node is equal to another node. Two nodes are equal if they have the same type, defining characteristics, matching attributes, and so on. Read more
fn is_same_node<T: INode>(&self, node: &T) -> bool
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Test whether two Node
references are the same. Read more
fn lookup_prefix(&self, namespace: &str) -> Option<String>
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Returns the prefix for the given namespace URI, if present. Read more
fn lookup_namespace_uri(&self, prefix: &str) -> Option<String>
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Returns the namespace URI for the given prefix. Read more
fn normalize(&self)
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Merges any adjacent text nodes and removes empty text nodes under this node. Read more
impl IElement for ImageElement
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fn class_list(&self) -> TokenList
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The Element.classList is a read-only property which returns a live TokenList collection of the class attributes of the element. Read more
fn has_attribute(&self, name: &str) -> bool
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The Element.hasAttribute() method returns a Boolean value indicating whether the specified element has the specified attribute or not. Read more
fn get_attribute(&self, name: &str) -> Option<String>
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Element.getAttribute() returns the value of a specified attribute on the element. If the given attribute does not exist, the value returned will either be null or "" (the empty string); Read more
fn set_attribute(
&self,
name: &str,
value: &str
) -> Result<(), InvalidCharacterError>
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&self,
name: &str,
value: &str
) -> Result<(), InvalidCharacterError>
Sets the value of an attribute on the specified element. If the attribute already exists, the value is updated; otherwise a new attribute is added with the specified name and value. Read more
fn scroll_top(&self) -> f64
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Gets the the number of pixels that an element's content is scrolled vertically. Read more
fn set_scroll_top(&self, value: f64)
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Sets the the number of pixels that an element's content is scrolled vertically. Read more
fn scroll_left(&self) -> f64
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Gets the the number of pixels that an element's content is scrolled to the left. Read more
fn set_scroll_left(&self, value: f64)
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Sets the the number of pixels that an element's content is scrolled to the left. Read more
fn get_attribute_names(&self) -> Vec<String>
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Element.getAttributeNames() returns the attribute names of the element as an Array of strings. If the element has no attributes it returns an empty array. Read more
fn remove_attribute(&self, name: &str)
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Element.removeAttribute removes an attribute from the specified element. Read more
fn has_attributes(&self) -> bool
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The Element.hasAttributes() method returns Boolean value, indicating if the current element has any attributes or not. Read more
fn set_pointer_capture(&self, pointer_id: i32) -> Result<(), InvalidPointerId>
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Designates a specific element as the capture target of future pointer events. Read more
fn release_pointer_capture(
&self,
pointer_id: i32
) -> Result<(), InvalidPointerId>
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&self,
pointer_id: i32
) -> Result<(), InvalidPointerId>
Releases pointer capture that was previously set for a specific pointer Read more
fn has_pointer_capture(&self, pointer_id: i32) -> bool
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Returns a boolean indicating if the element has captured the specified pointer Read more
impl IHtmlElement for ImageElement
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fn focus(&self)
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Sets focus on the specified element, if it can be focused. Read more
fn blur(&self)
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Removes keyboard focus from the current element. Read more
fn dataset(&self) -> StringMap
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Allows access, both in reading and writing, to all of the custom data attributes (data-*) set on the element, either in HTML or in the DOM. Read more
fn get_bounding_client_rect(&self) -> Rect
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Returns the size of an element and its position relative to the viewport. (JavaScript docs) Read more
fn offset_width(&self) -> i32
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Returns the layout width of an element. Typically, an element's offsetWidth is a measurement which includes the element borders, the element horizontal padding, the element vertical scrollbar (if present, if rendered) and the element CSS width. Read more
fn offset_height(&self) -> i32
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Returns the height of the element including vertical padding and borders, as an integer. Read more
fn inner_text(&self) -> String
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A property which represents the "rendered" text content of a node and its descendants. It approximates the text the user would get if they highlighted the contents of the element with the cursor and then copied to the clipboard. Read more