Skip to content

Instantly share code, notes, and snippets.

@mcramm mcramm/index.html
Created Jan 26, 2014

Embed
What would you like to do?
<html>
<body>
<div id='app'></div>
<script src="http://fb.me/react-0.8.0.js"></script>
<script src="http://fb.me/JSXTransformer-0.8.0.js"></script>
<script type='text/jsx'>
/**
* @jsx React.DOM
*/
var HandleSliderChangeMixin = {
handleChange: function() {
var value = this.refs.slider.getDOMNode().value;
this.props.onSliderChanged(value);
return false;
}
};
var TextInput = React.createClass({
handleChange: function() {
var text = this.refs.text.getDOMNode().value;
this.props.onTextChanged(text);
return false;
},
render: function() {
return (
<div>
<input
ref="text"
onChange={this.handleChange}
type='text'
value={this.props.inputValue}
/>
</div>
);
}
});
var FontColorSlider = React.createClass({
mixins: [HandleSliderChangeMixin],
render: function() {
return (
<div>
<input
ref="slider"
onChange={this.handleChange}
value={this.props.value}
type='range'
min="0"
max="255"
step="1"
/>
<label>{this.props.label}: {this.props.value}</label>
</div>
);
}
});
var FontColorSliders = React.createClass({
handleChange: function(r, g, b) {
this.props.onColorsChanged({r: r, g: g, b: b});
},
handleRedChange: function(value) {
this.handleChange(value, this.props.colors.g, this.props.colors.b);
},
handleGreenChange: function(value) {
this.handleChange(this.props.colors.r, value, this.props.colors.b);
},
handleBlueChange: function(value) {
this.handleChange(this.props.colors.r, this.props.colors.g, value);
},
render: function() {
return (
<div>
<FontColorSlider
onSliderChanged={this.handleRedChange}
label="Red"
value={this.props.colors.r}
/>
<FontColorSlider
onSliderChanged={this.handleGreenChange}
label="Green"
value={this.props.colors.g}
/>
<FontColorSlider
onSliderChanged={this.handleBlueChange}
label="Blue"
value={this.props.colors.b}
/>
</div>
);
}
});
var FontSizeSlider = React.createClass({
mixins: [HandleSliderChangeMixin],
render: function() {
return (
<div>
<input
ref="slider"
onChange={this.handleChange}
value={this.props.size}
type='range'
min="9"
max="50"
step="0.2"
/>
<span> Font Size: {this.props.size} </span>
</div>
);
}
});
var VariableText = React.createClass({
getInitialState: function() {
return {
size: this.props.defaultSize,
text: this.props.defaultText,
colors: {r:0, g:0, b:0}
}
},
colorsToRGB: function(colors) {
return "rgb(" + colors.r + "," + colors.g + "," + colors.b + ")";
},
handleColorsChange: function(colors) {
this.setState({colors: colors});
this.refs.outputText.getDOMNode().style.color = this.colorsToRGB(colors);
},
handleFontSizeChange: function(size) {
this.setState({size: size});
this.refs.outputText.getDOMNode().style.fontSize = size + "px";
},
handleTextChange: function(text) {
this.setState({text: text});
},
render: function() {
return (
<div>
<TextInput
onTextChanged={this.handleTextChange}
inputValue={this.state.text}
/>
<FontSizeSlider
onSliderChanged={this.handleFontSizeChange}
size={this.state.size}
/>
<FontColorSliders
onColorsChanged={this.handleColorsChange}
colors={this.state.colors}
/>
<p ref='outputText'>{this.state.text}</p>
</div>
);
}
});
React.renderComponent(
<VariableText defaultSize={15} defaultText="Some text" />,
document.getElementById('app')
);
</script>
</body>
</html>
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
You can’t perform that action at this time.