HTML <area> media Attribuut
Voorbeeld
Gebruik het mediakenmerk om op te geven voor welk medium/apparaat de doel-URL is geoptimaliseerd:
<map name="planetmap">
<area shape="rect" coords="0,0,82,126" alt="Sun"
href="sun.htm" media="screen and (min-color-index:256)">
</map>
Definitie en gebruik
Het mediakenmerk geeft aan voor welk medium/apparaat de doel-URL is geoptimaliseerd.
Dit kenmerk wordt gebruikt om aan te geven dat de URL is ontworpen voor speciale apparaten (zoals iPhone), spraak of gedrukte media.
Dit kenmerk kan verschillende waarden accepteren.
Alleen gebruikt als het hrefattribuut aanwezig is.
Opmerking: dit kenmerk is puur adviserend.
Browserondersteuning
| Attribute | |||||
|---|---|---|---|---|---|
| media | Yes | Yes | Yes | Yes | Yes |
Syntaxis
<area media="value">
Mogelijke operators
| Value | Description |
|---|---|
| and | Specifies an AND operator |
| not | Specifies a NOT operator |
| , | Specifies an OR operator |
Apparaten
| Value | Description |
|---|---|
| all | Default. Suitable for all devices |
| aural | Speech synthesizers |
| braille | Braille feedback devices |
| handheld | Handheld devices (small screen, limited bandwidth) |
| projection | Projectors |
| Print preview mode/printed pages | |
| screen | Computer screens |
| tty | Teletypes and similar media using a fixed-pitch character grid |
| tv | Television type devices (low resolution, limited scroll ability) |
Waarden
| Value | Description |
|---|---|
| width | Specifies the width of the targeted display area. "min-" and "max-" prefixes can be used. Example: media="screen and (min-width:500px)" |
| height | Specifies the height of the targeted display area. "min-" and "max-" prefixes can be used. Example: media="screen and (max-height:700px)" |
| device-width | Specifies the width of the target display/paper. "min-" and "max-" prefixes can be used. Example: media="screen and (device-width:500px)" |
| device-height | Specifies the height of the target display/paper. "min-" and "max-" prefixes can be used. Example: media="screen and (device-height:500px)" |
| orientation | Specifies the orientation of the target display/paper. Possible values: "portrait" or "landscape" Example: media="all and (orientation: landscape)" |
| aspect-ratio | Specifies the width/height ratio of the targeted display area. "min-" and "max-" prefixes can be used. Example: media="screen and (aspect-ratio:16/9)" |
| device-aspect-ratio | Specifies the device-width/device-height ratio of the target display/paper. "min-" and "max-" prefixes can be used. Example: media="screen and (aspect-ratio:16/9)" |
| color | Specifies the bits per color of target display. "min-" and "max-" prefixes can be used. Example: media="screen and (color:3)" |
| color-index | Specifies the number of colors the target display can handle. "min-" and "max-" prefixes can be used. Example: media="screen and (min-color-index:256)" |
| monochrome | Specifies the bits per pixel in a monochrome frame buffer. "min-" and "max-" prefixes can be used. Example: media="screen and (monochrome:2)" |
| resolution | Specifies the pixel density (dpi or dpcm) of the target display/paper. "min-" and "max-" prefixes can be used. Example: media="print and (resolution:300dpi)" |
| scan | Specifies scanning method of a tv display. Possible values are "progressive" and "interlace". Example: media="tv and (scan:interlace)" |
| grid | Specifies if the output device is grid or bitmap. Possible values are "1" for grid, and "0" otherwise. Example: media="handheld and (grid:1)" |
❮ HTML <area>-tag