amp-story-360
Introduction
The amp-story-360
component embeds 360 images and videos, explorable by gyroscope or animatable between points.
To begin, import amp-story-360
along with your other stories imports.
<script async custom-element="amp-story-360" src="https://cdn.ampproject.org/v0/amp-story-360-0.1.js"></script>
We also import amp-video
since we will use a 360 video.
<script async custom-element="amp-video" src="https://cdn.ampproject.org/v0/amp-video-0.1.js"></script>
Basic usage
The amp-story-360
component accepts 1 descendant, an amp-img
or amp-video
.
On this page we embed a 360 image using amp-img
and set a default PoV (point of view).
Use the -start
attributes to define the initial PoV:
- heading-start
Horizontal angle in degrees. Centered on 0 (default) with a negative angle looking towards the left, positive angle to the right.
- pitch-start
Vertical angle in degrees. Centered on 0 (default) at the horizon, with a negative angle looking downwards, positive angle upwards.
- zoom-start
This corresponds to a horizontal field of view of 90 degrees. The default is 1. A higher value indicates a narrower field of view.
Photo credit: NASA / JPL / MSSS / Seán Doran.
<amp-story-page id="360-image-1">
<amp-story-grid-layer template="fill">
<amp-story-360 layout="fill"
heading-start="115"
pitch-start="10"
zoom-start="1">
<amp-img
src="/static/samples/img/amp-story-360.jpg" width="4300" height="2150" alt="...">
</amp-img>
</amp-story-360>
</amp-story-grid-layer>
</amp-story-page>
Defining the animation
Add the -end
and duration
attributes to animate between the start and end PoV:
- heading-end
The heading of a complete animation.
- pitch-end
The pitch of a complete animation.
- zoom-end
The zoom of a complete animation.
- duration
How many seconds (s) or milliseconds (ms) an animation takes to complete.
<amp-story-page id="360-image-2">
<amp-story-grid-layer template="fill">
<amp-story-360 layout="fill"
heading-start="115"
pitch-start="10"
zoom-start="1"
heading-end="50"
pitch-end="-5"
zoom-end="1.33"
duration="3s">
<amp-img
src="/static/samples/img/amp-story-360.jpg" width="4300" height="2150" alt="...">
</amp-img>
</amp-story-360>
</amp-story-grid-layer>
</amp-story-page>
Gyroscope controls
Add controls="gyroscope"
to set the PoV using the devices gyroscope sensor.
If the gyroscope sensor is not available the component will default to animating.
If the device requires permission for the sensor an activate-360
button will display.
amp-story-360
component does not provide any controls for mouse or keyboard users. <amp-story-page id="360-image-3">
<amp-story-grid-layer template="fill">
<amp-story-360 layout="fill"
heading-start="115"
pitch-start="10"
zoom-start="1"
heading-end="50"
pitch-end="-5"
zoom-end="1.33"
duration="3s"
controls="gyroscope">
<amp-img
src="/static/samples/img/amp-story-360.jpg" width="4300" height="2150" alt="...">
</amp-img>
</amp-story-360>
</amp-story-grid-layer>
</amp-story-page>
amp-video
We use the same attributes for this component but pass an amp-video
child.
Video credit: NASA.
<amp-story-page id="360-video-1">
<amp-story-grid-layer template="fill">
<amp-story-360 layout="fill"
heading-start="30"
pitch-start="20"
zoom-start="1"
heading-end="-20"
pitch-end="10"
zoom-end="1.33"
duration="3s"
controls="gyroscope">
<amp-video poster="img/amp-story-360-video-cover.jpg" autoplay layout="fill" loop>
<source src="/static/samples/video/amp-story-360.mp4" type="video/mp4" />
</amp-video>
</amp-story-360>
</amp-story-grid-layer>
</amp-story-page>
More Resources
If you want to learn more about 360 content for Web Stories, head over to the documentation.
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编辑 GitHub 上的示例-
Written by @philipbell