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lookup into different dataset
[MojoFacets.git]
/
public
/
facet_graph.js
diff --git
a/public/facet_graph.js
b/public/facet_graph.js
index
496097a
..
21b8dd9
100644
(file)
--- a/
public/facet_graph.js
+++ b/
public/facet_graph.js
@@
-1,3
+1,12
@@
+$(document).ready( function() {
+
+var count = parseInt( $('#facet-count').text() );
+if ( count > 5000 ) {
+ console.debug( 'skip graph', count );
+ return;
+}
+console.debug( 'drawing graph', count );
+
var data = {
x: {
min: Number.MAX_VALUE,
var data = {
x: {
min: Number.MAX_VALUE,
@@
-5,7
+14,6
@@
var data = {
range: 0,
inc: 0,
inc_bar: 0,
range: 0,
inc: 0,
inc_bar: 0,
- inc_px: 0,
data: [],
px: [],
num_labels: 0,
data: [],
px: [],
num_labels: 0,
@@
-18,8
+26,6
@@
var data = {
data: [],
inc: 0,
num_labels: 0,
data: [],
inc: 0,
num_labels: 0,
- labels: [],
- num_labels: 0,
label_spacing: 25,
},
width: 600,
label_spacing: 25,
},
width: 600,
@@
-78,7
+84,13
@@
ctx.fillStyle = '#ffcc88';
ctx.moveTo( 0, 0 );
ctx.beginPath();
ctx.moveTo( 0, 0 );
ctx.beginPath();
-for( var i in data.x.data ) {
+var elements = data.x.data.length;
+var step = elements / data.width;
+console.debug( elements, step );
+if ( step < 1 ) step = 1;
+var i_float = 0;
+while( i_float < elements ) {
+ var i = i_float.toFixed();
var x = data.x.data[i];
if ( data.numeric ) x = Math.ceil( ( x - data.x.min ) / data.x.range * data.width );
var y = Math.ceil( ( data.y.data[i] - data.y.min ) / data.y.range * data.height );
var x = data.x.data[i];
if ( data.numeric ) x = Math.ceil( ( x - data.x.min ) / data.x.range * data.width );
var y = Math.ceil( ( data.y.data[i] - data.y.min ) / data.y.range * data.height );
@@
-87,10
+99,11
@@
for( var i in data.x.data ) {
data.x.px.push( x );
} else {
var x_px = i * data.x.inc_bar;
data.x.px.push( x );
} else {
var x_px = i * data.x.inc_bar;
-
console.debug( x_px, y );
+
//
console.debug( x_px, y );
ctx.fillRect( x_px, 0, data.x.inc_bar, -y );
ctx.strokeRect( x_px, 0, data.x.inc_bar, -y );
}
ctx.fillRect( x_px, 0, data.x.inc_bar, -y );
ctx.strokeRect( x_px, 0, data.x.inc_bar, -y );
}
+ i_float += step;
}
ctx.stroke();
}
ctx.stroke();
@@
-104,13
+117,11
@@
function draw_labels(class_name,axis,size,css_pos,last_css_pos) {
axis.num_labels = Math.round( size / axis.label_spacing );
if ( axis.num_labels > axis.range ) axis.num_labels = axis.range;
axis.inc = Math.ceil( axis.range / axis.num_labels );
axis.num_labels = Math.round( size / axis.label_spacing );
if ( axis.num_labels > axis.range ) axis.num_labels = axis.range;
axis.inc = Math.ceil( axis.range / axis.num_labels );
- axis.inc_px = Math.ceil( size / axis.num_labels );
- var pos = 0;
for( var val = axis.min; val < axis.max ; val += axis.inc ) {
for( var val = axis.min; val < axis.max ; val += axis.inc ) {
+ var pos = Math.ceil( ( val - axis.min ) / axis.range * size );
$('<li style="'+css_pos+': '+pos+'px"><span class="line"></span><span class="label">' + val + '</span></li>')
.appendTo(labels);
$('<li style="'+css_pos+': '+pos+'px"><span class="line"></span><span class="label">' + val + '</span></li>')
.appendTo(labels);
- pos += axis.inc_px;
}
$('<li style="'+last_css_pos+'"><span class="line"></span><span class="label">' + axis.max + '</span></li>')
}
$('<li style="'+last_css_pos+'"><span class="line"></span><span class="label">' + axis.max + '</span></li>')
@@
-127,3
+138,4
@@
draw_labels( 'labels-y', data.y, data.height, 'bottom', 'bottom:'+data.height+'p
console.debug( 'data', data );
console.debug( 'data', data );
+}); // document.ready