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Enables custom configuration #97

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Enables custom configuration #97

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f3d31a7
Refactors conf, enables user conf.
stanimirovv Apr 8, 2019
6f871a1
Fixes variable naming
stanimirovv Apr 8, 2019
4f33044
Uses correct operator
stanimirovv Apr 8, 2019
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80 changes: 28 additions & 52 deletions src/Stats.js
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Original file line number Diff line number Diff line change
Expand Up @@ -2,111 +2,93 @@
* @author mrdoob / http://mrdoob.com/
*/

var Stats = function () {
let conf = {
containerStyle : 'position:fixed;top:0;left:0;cursor:pointer;opacity:0.9;z-index:10000',
canvas : {
cssText : 'width:180px;height:148px',
textBaseline : 'top',
},
panels: {
fpsPanel : {foreground : '#0ff', background: '#002'},
msPanel : {foreground : '#1f0', background: '#020'},
memPanel : {foreground : '#f08', background: '#201'},
}
};
const CANVAS_CONTEXT = '2d';

var Stats = function (customConf) {
if ( customConf !== undefined ) {
Object.assign(conf, customConf);
}

var mode = 0;

var container = document.createElement( 'div' );
container.style.cssText = 'position:fixed;top:0;left:0;cursor:pointer;opacity:0.9;z-index:10000';
container.style.cssText = conf.continerStyle;
container.addEventListener( 'click', function ( event ) {

event.preventDefault();
showPanel( ++ mode % container.children.length );

}, false );

//

function addPanel( panel ) {

container.appendChild( panel.dom );
return panel;

}

function showPanel( id ) {

for ( var i = 0; i < container.children.length; i ++ ) {

container.children[ i ].style.display = i === id ? 'block' : 'none';

}

mode = id;

}

//

var beginTime = ( performance || Date ).now(), prevTime = beginTime, frames = 0;

var fpsPanel = addPanel( new Stats.Panel( 'FPS', '#0ff', '#002' ) );
var msPanel = addPanel( new Stats.Panel( 'MS', '#0f0', '#020' ) );
var fpsPanel = addPanel( new Stats.Panel( 'FPS', conf.panels.fpsPanel.foreground, conf.panels.fpsPanel.background ) );
var msPanel = addPanel( new Stats.Panel( 'MS', conf.panels.msPanel.foreground, conf.panels.msPanel.background ) );

if ( self.performance && self.performance.memory ) {

var memPanel = addPanel( new Stats.Panel( 'MB', '#f08', '#201' ) );

var memPanel = addPanel( new Stats.Panel( 'MB', conf.panels.memPanel.foreground, conf.panels.memPanel.background ) );
}

showPanel( 0 );

return {

REVISION: 16,

dom: container,

addPanel: addPanel,
showPanel: showPanel,

begin: function () {

beginTime = ( performance || Date ).now();

},

end: function () {

frames ++;

var time = ( performance || Date ).now();

msPanel.update( time - beginTime, 200 );

if ( time >= prevTime + 1000 ) {

fpsPanel.update( ( frames * 1000 ) / ( time - prevTime ), 100 );

prevTime = time;
frames = 0;

if ( memPanel ) {

var memory = performance.memory;
memPanel.update( memory.usedJSHeapSize / 1048576, memory.jsHeapSizeLimit / 1048576 );

}

}

return time;

},

update: function () {

beginTime = this.end();

},

// Backwards Compatibility

domElement: container,
setMode: showPanel

};

};

Stats.Panel = function ( name, fg, bg ) {
Expand All @@ -122,11 +104,11 @@ Stats.Panel = function ( name, fg, bg ) {
var canvas = document.createElement( 'canvas' );
canvas.width = WIDTH;
canvas.height = HEIGHT;
canvas.style.cssText = 'width:80px;height:48px';
canvas.style.cssText = conf.canvas.cssText;
canvas.style = 'cursor: move;';

var context = canvas.getContext( '2d' );
var context = canvas.getContext( CANVAS_CONTEXT );
context.font = 'bold ' + ( 9 * PR ) + 'px Helvetica,Arial,sans-serif';
context.textBaseline = 'top';

context.fillStyle = bg;
context.fillRect( 0, 0, WIDTH, HEIGHT );
Expand All @@ -137,14 +119,12 @@ Stats.Panel = function ( name, fg, bg ) {

context.fillStyle = bg;
context.globalAlpha = 0.9;

context.fillRect( GRAPH_X, GRAPH_Y, GRAPH_WIDTH, GRAPH_HEIGHT );

return {

dom: canvas,

update: function ( value, maxValue ) {

min = Math.min( min, value );
max = Math.max( max, value );

Expand All @@ -156,16 +136,12 @@ Stats.Panel = function ( name, fg, bg ) {

context.drawImage( canvas, GRAPH_X + PR, GRAPH_Y, GRAPH_WIDTH - PR, GRAPH_HEIGHT, GRAPH_X, GRAPH_Y, GRAPH_WIDTH - PR, GRAPH_HEIGHT );

context.fillRect( GRAPH_X + GRAPH_WIDTH - PR, GRAPH_Y, PR, GRAPH_HEIGHT );

context.fillRect( GRAPH_X + GRAPH_WIDTH - PR, GRAPH_Y, PR, GRAPH_HEIGHT+PR );
context.fillStyle = bg;
context.globalAlpha = 0.9;
context.fillRect( GRAPH_X + GRAPH_WIDTH - PR, GRAPH_Y, PR, round( ( 1 - ( value / maxValue ) ) * GRAPH_HEIGHT ) );

context.fillRect( GRAPH_X + GRAPH_WIDTH - PR, GRAPH_Y, PR, round( ( 1 - ( value / maxValue ) ) * (GRAPH_HEIGHT + PR) ) );
}

};

};

export { Stats as default };