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Ilya Kantor 2018-07-05 15:34:47 +03:00
parent 3340634eb5
commit fb99525ba8
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18
3-animation/2-css-animations/article.md
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@ -40,7 +40,7 @@ Click the button below to animate the background:
</script>
```
There are 5 properties to describe CSS transitions:
There are 4 properties to describe CSS transitions:
- `transition-property`
- `transition-duration`
@ -260,9 +260,15 @@ But how to make the Bezier curve for a specific task? There are many tools. For
Timing function `steps(number of steps[, start/end])` allows to split animation into steps.
Let's see that in an example with digits. We'll make the digits change not in a smooth, but in a discrete way.
Let's see that in an example with digits.
For that we split the animation into 9 steps:
Here's a list of digits, without any animations, just as a source:
[codetabs src="step-list"]
We'll make the digits appear in a discrete way by making the part of the list outside of the red "window" invisible and shifting the list to the left with each step.
There will be 9 steps, a step-move for each digit:
```css
#stripe.animate {
@ -271,11 +277,11 @@ For that we split the animation into 9 steps:
}
```
In action `step(9, start)`:
In action:
[codetabs src="step"]
The first argument of `steps` is the number of steps. The transform will be split into 9 parts (10% each). The time interval is divided as well: 9 seconds split into 1 second intervals.
The first argument of `steps(9, start)` is the number of steps. The transform will be split into 9 parts (10% each). The time interval is automatically divided into 9 parts as well, so `transition: 9s` gives us 9 seconds for the whole animation – 1 second per digit.
The second argument is one of two words: `start` or `end`.
@ -301,7 +307,7 @@ So the process would go like this:
- ...
- `9s` -- `-90%`
In action `step(9, end)`:
Here's `step(9, end)` in action (note the pause between the first digit change):
[codetabs src="step-end"]

14
3-animation/2-css-animations/step-list.view/index.html Normal file
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@ -0,0 +1,14 @@
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<link rel="stylesheet" href="style.css">
</head>
<body>
<div id="digit"><div id="stripe">0123456789</div></div>
</body>
</html>

9
3-animation/2-css-animations/step-list.view/style.css Normal file
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@ -0,0 +1,9 @@
#digit {
border: 1px solid red;
width: 1.2em;
}
#stripe {
display: inline-block;
font: 32px monospace;
}