Sound cascade style expresses sheet

   As the ceaseless development of network technology, sound also became a webpage to make a of the consideration in the process main factor gradually.

Use CSS style expresses only method to join voice to be added in the webpage, will have very good flexibility, offer the multiple indication mode on the real significance of documentation.

Because voice has transmission on the space, have continuity again, so the nature in new unit also has radian of gradient of Deg angle, Grad, Rad, Ms and S to wait, remain still having is Hz of sound itself unit and KHz. Above all we will talk about audio attribute.

Volume attribute, this is the attribute of size of sound of a set, the property value that it can choose has: Silent/x-soft/soft/medium/loud/x-loud, perhaps use per cent value to express directly. This attribute does not have demarcate, can use at all elements, initiative the acquiesce when is worth Medium, the limits of per cent is he re from 0% to 100% , but not be to say 0% do not have sound namely, just represent a kind of opposite bulk here, the specification is the correspondence of the minorrest volume that the user can hear at X-soft, if should express,doing not have sound completely is Silent.

Pause-before property value expresses to be: < time is worth > / < per cent is worth > , this attribute is the halt before representing an element. It can apply to all elements, but it does not have successive attribute, its halt accident should consult " Speech-rate " property value.

Pause-after property value expresses to be worth for < time > / < per cent is worth > , through an attribute very easy couplet thinks of it is the idle after defining an element, we do not repeat here discussed.

Pause property value expresses to be: [< time is worth > / < per cent is worth > ] {1, 2} , actually it is Pause-before and a kind of when Pause-after is un ited in wedlock simple form, for instance H1{pause:20ms} , h2{pause:20ms40ms} represents from beginning to end of the first word namely halt 30 millisecond, the halt before the 2nd word the halt after 20 millisecond 40 millisecond.

Attribute of Cue, Cue-before, Cue-after is worth: / None, with Yu Zaiyuan the around of element inserts sound, distinguish the element come out. Use Cue criterion elemental around uses same voice, use Cue-before, Cue-after can use different voice in elemental around. At the same time this attribute did not accede.

Play-during property value expresses to be: Mix? Repeat? / Auto/none, this attribute is to appoint there should is what background voice when broadcast when the element. If withhold " Mix " so child background voice of the element mixes the background voice of Alexandrine class element broadcast, if of the choice is " Repeat " the background voice that will broadcast current element only so, if background voic e compares an element,grow at the same time, so once the element is broadcasted,end, background voice also stops instantly.

We introduce dimensional attribute then below.

Azimuth attribute is worth: < angle is worth > / [[Left-side/far-left/left/center-left/center/center/center-right/right/far-right/right-side]//behind]/leftwards/rightwards, come from literal say " Azimuth " it is azimuthal meaning, its value can be in - 360 degrees arrive + the cost is taken between 360 degrees limits. Among them 0 degrees express to be in directly the midpoint of phonic field, 90 degrees of delegates are right, after 180 degrees of delegates, 270 degrees express left, at the same time we also can use opposite key word, this attribute is three-dimensional to providing audio space the effect is very useful.

Elevation attribute is worth: / Below/level/above/highter/lower, attribute uses the position of angle of elevation that sets phonic source. Limits extract ion a cost from - 90 arrive + 90 degrees. Acquiesce defines 0 degrees of standard way that are ahead, + 90 degrees are the top of head perpendicular direction, - 90 degrees of delegates from prolapse straight up.

   We talk about speech attribute finally.

Speech-rate attribute is worth: / X-slow/slow/medium/fast/x-fast/faster/slower, actually we are in this attribute in front had seen, it is one assigns the property value that reads rate. We can use opposite utter perhaps key word to assign property value, if give out, is value of a number, it is number of each minutes of reading word so. It has successive property.

Voice-family attribute is worth: [[/ ] , ] *[/] , with "font-family" attribute very photograph resembling, can define sound kind, can apply at the same time at all elements, have successive property. For example: H1{voice-family:aNnouncer, male} .

Pitch property value expresses to be: / X-low/low/medium/high/x-high, unit of this attribute use hertz will appoint read audio average pitch standard.

Pitch-range attribute is worth: < per cent is worth > , this attribute is to use per cent value to appoin t pitch, the volume limits of 0% represents gently, drab sound, 50% representing's common sound, if be more than,50% express high.

Stress attribute is worth: < per cent is worth > , this attribute represents the level that speech emphasizes, this is very useful to English.

Richness attribute is worth: < per cent is worth > , this attribute decided to read audio saturation degree, if reduce this cost,can make sound becomes downy.

Speak-punctuation attribute is worth: COde/none, used this attribute to encounter bracket when read or when dash have a stand.

Speak-date attribute is worth: MYd/dmy/ymd, the kind that reads date is appointed in this attribute, the habit that we can differ according to people is used read kind differently.

Speak-numeral attribute is worth: DIgits/continous/none, this attribute is the method that uses control to read a number, among them " Digits " the delegate is read one by one according to di git, "Continous " the delegate is read continuously.

Speak-time attribute is worth: 24/12/none, this is attribute control time read kind.

To here we control all CSS audio attribute to introduce, hope to be helped somewhat to everybody.