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tweaking...

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Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
This commit is contained in:
Alex A. Naanou 2019-11-16 01:00:07 +03:00
parent e115636088
commit c9e1f8d3e6
1 changed files with 14 additions and 1 deletions
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15
ui (gen4)/experiments/canvas-waveform.html
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@ -286,6 +286,7 @@ var histogram = function(img, canvas, mode, color){
}
// XXX make defaults externally savable -- options???
// XXX add support for img URL...
var makeWaveform = function(img, mode, color, controls){
mode = mode || 'color'
@ -307,6 +308,16 @@ var makeWaveform = function(img, mode, color, controls){
b.classList.add('current')
: b.classList.remove('current') }) }
// handle img urls...
if(typeof(img) == typeof('str')){
var src = img
img = document.createElement('img')
img.onload = function(){
container.setAttribute('image-width', img.width)
container.setAttribute('image-height', img.height)
update() }
img.src = src }
// container...
var container = document.createElement('div')
container.classList.add('graph', type)
@ -345,7 +356,7 @@ var makeWaveform = function(img, mode, color, controls){
container.setAttribute('image-height', img.height)
// init...
update(mode)
update()
return container
}
@ -358,6 +369,8 @@ var start = function(){
//document.body.appendChild(makeWaveform(document.getElementById('input'), 'color', 'normalized'))
document.body.appendChild(makeWaveform(document.getElementById('input')))
document.body.appendChild(makeWaveform('../images/splash-800x500.jpg'))
}
</script>