zoneminder/web/skins/classic/views/js/zone.js

755 lines
26 KiB
JavaScript

function validateForm( form ) {
var errors = new Array();
if ( selfIntersecting ) {
errors[errors.length] = selfIntersectingString;
}
if ( form.elements['newZone[Type]'].value != 'Inactive' && form.elements['newZone[Type]'].value != 'Privacy' ) {
if ( !form.newAlarmRgbR.value || !form.newAlarmRgbG.value || !form.newAlarmRgbB.value ) {
errors[errors.length] = alarmRGBUnsetString;
}
form.elements['newZone[AlarmRGB]'].value = (form.newAlarmRgbR.value<<16)|(form.newAlarmRgbG.value<<8)|form.newAlarmRgbB.value;
if ( !form.elements['newZone[MinPixelThreshold]'].value || (parseInt(form.elements['newZone[MinPixelThreshold]'].value) <= 0 ) ) {
errors[errors.length] = minPixelThresUnsetString;
} else if ( (parseInt(form.elements['newZone[MinPixelThreshold]'].value) >= parseInt(form.elements['newZone[MaxPixelThreshold]'].value)) && (parseInt(form.elements['newZone[MaxPixelThreshold]'].value) > 0) ) {
errors[errors.length] = minPixelThresLtMaxString;
}
if ( form.elements['newZone[CheckMethod]'].value == 'FilteredPixels' || form.elements['newZone[CheckMethod]'].value == 'Blobs' ) {
if ( !form.elements['newZone[FilterX]'].value || !form.elements['newZone[FilterY]'].value ) {
errors[errors.length] = filterUnsetString;
}
}
if ( !form.elements['newZone[MinAlarmPixels]'].value || (parseFloat(form.elements['newZone[MinAlarmPixels]'].value) <= 0 ) ) {
errors[errors.length] = minAlarmAreaUnsetString;
} else if ( (parseFloat(form.elements['newZone[MinAlarmPixels]'].value) >= parseFloat(form.elements['newZone[MaxAlarmPixels]'].value)) && (parseFloat(form.elements['newZone[MaxAlarmPixels]'].value) > 0) ) {
errors[errors.length] = minAlarmAreaLtMaxString;
}
if ( form.elements['newZone[CheckMethod]'].value == 'FilteredPixels' || form.elements['newZone[CheckMethod]'].value == 'Blobs' ) {
if ( !form.elements['newZone[MinFilterPixels]'].value || (parseFloat(form.elements['newZone[MinFilterPixels]'].value) <= 0 ) ) {
errors[errors.length] = minFilterAreaUnsetString;
} else if ( (parseFloat(form.elements['newZone[MinFilterPixels]'].value) >= parseFloat(form.elements['newZone[MaxFilterPixels]'].value)) && (parseFloat(form.elements['newZone[MaxFilterPixels]'].value) > 0) ) {
errors[errors.length] = minFilterAreaLtMaxString;
} else if ( parseFloat(form.elements['newZone[MinAlarmPixels]'].value) < parseFloat(form.elements['newZone[MinFilterPixels]'].value) ) {
errors[errors.length] = minFilterLtMinAlarmString;
}
if ( form.elements['newZone[CheckMethod]'].value == 'Blobs' ) {
if ( !form.elements['newZone[MinBlobPixels]'].value || (parseFloat(form.elements['newZone[MinBlobPixels]'].value) <= 0 ) ) {
errors[errors.length] = minBlobAreaUnsetString;
} else if ( (parseFloat(form.elements['newZone[MinBlobPixels]'].value) >= parseFloat(form.elements['newZone[MaxBlobPixels]'].value)) && (parseFloat(form.elements['newZone[MaxBlobPixels]'].value) > 0) ) {
errors[errors.length] = minBlobAreaLtMaxString;
} else if ( parseFloat(form.elements['newZone[MinFilterPixels]'].value) < parseFloat(form.elements['newZone[MinBlobPixels]'].value) ) {
errors[errors.length] = minBlobLtMinFilterString;
}
if ( !form.elements['newZone[MinBlobs]'].value || (parseInt(form.elements['newZone[MinBlobs]'].value) <= 0 ) ) {
errors[errors.length] = minBlobsUnsetString;
} else if ( (parseInt(form.elements['newZone[MinBlobs]'].value) >= parseInt(form.elements['newZone[MaxBlobs]'].value)) && (parseInt(form.elements['newZone[MaxBlobs]'].value) > 0) ) {
errors[errors.length] = minBlobsLtMaxString;
}
}
}
}
if ( errors.length ) {
alert( errors.join( "\n" ) );
return false;
}
return true;
}
function submitForm( form ) {
form.elements['newZone[AlarmRGB]'].value = (form.newAlarmRgbR.value<<16)|(form.newAlarmRgbG.value<<8)|form.newAlarmRgbB.value;
form.elements['newZone[NumCoords]'].value = zone['Points'].length;
form.elements['newZone[Coords]'].value = getCoordString();
form.elements['newZone[Area]'].value = zone.Area;
form.submit();
}
function applyZoneType() {
var form = document.zoneForm;
if ( form.elements['newZone[Type]'].value == 'Inactive' || form.elements['newZone[Type]'].value == 'Privacy' ) {
form.presetSelector.disabled = true;
form.newAlarmRgbR.disabled = true;
form.newAlarmRgbG.disabled = true;
form.newAlarmRgbB.disabled = true;
form.elements['newZone[CheckMethod]'].disabled = true;
form.elements['newZone[MinPixelThreshold]'].disabled = true;
form.elements['newZone[MaxPixelThreshold]'].disabled = true;
form.elements['newZone[MinAlarmPixels]'].disabled = true;
form.elements['newZone[MaxAlarmPixels]'].disabled = true;
form.elements['newZone[FilterX]'].disabled = true;
form.elements['newZone[FilterY]'].disabled = true;
form.elements['newZone[MinFilterPixels]'].disabled = true;
form.elements['newZone[MaxFilterPixels]'].disabled = true;
form.elements['newZone[MinBlobPixels]'].disabled = true;
form.elements['newZone[MaxBlobPixels]'].disabled = true;
form.elements['newZone[MinBlobs]'].disabled = true;
form.elements['newZone[MaxBlobs]'].disabled = true;
form.elements['newZone[OverloadFrames]'].disabled = true;
form.elements['newZone[ExtendAlarmFrames]'].disabled = true;
} else if ( form.elements['newZone[Type]'].value == 'Preclusive' ) {
form.presetSelector.disabled = false;
form.newAlarmRgbR.disabled = true;
form.newAlarmRgbG.disabled = true;
form.newAlarmRgbB.disabled = true;
form.elements['newZone[CheckMethod]'].disabled = false;
form.elements['newZone[MinPixelThreshold]'].disabled = false;
form.elements['newZone[MaxPixelThreshold]'].disabled = false;
form.elements['newZone[MinAlarmPixels]'].disabled = false;
form.elements['newZone[MaxAlarmPixels]'].disabled = false;
form.elements['newZone[OverloadFrames]'].disabled = false;
form.elements['newZone[ExtendAlarmFrames]'].disabled = false;
applyCheckMethod();
} else {
form.presetSelector.disabled = false;
form.newAlarmRgbR.disabled = false;
form.newAlarmRgbG.disabled = false;
form.newAlarmRgbB.disabled = false;
form.elements['newZone[CheckMethod]'].disabled = false;
form.elements['newZone[MinPixelThreshold]'].disabled = false;
form.elements['newZone[MaxPixelThreshold]'].disabled = false;
form.elements['newZone[MinAlarmPixels]'].disabled = false;
form.elements['newZone[MaxAlarmPixels]'].disabled = false;
form.elements['newZone[OverloadFrames]'].disabled = false;
form.elements['newZone[ExtendAlarmFrames]'].disabled = true;
applyCheckMethod();
}
}
function applyCheckMethod() {
var form = document.zoneForm;
if ( form.elements['newZone[CheckMethod]'].value == 'AlarmedPixels' ) {
form.elements['newZone[FilterX]'].disabled = true;
form.elements['newZone[FilterY]'].disabled = true;
form.elements['newZone[MinFilterPixels]'].disabled = true;
form.elements['newZone[MaxFilterPixels]'].disabled = true;
form.elements['newZone[MinBlobPixels]'].disabled = true;
form.elements['newZone[MaxBlobPixels]'].disabled = true;
form.elements['newZone[MinBlobs]'].disabled = true;
form.elements['newZone[MaxBlobs]'].disabled = true;
} else if ( form.elements['newZone[CheckMethod]'].value == 'FilteredPixels' ) {
form.elements['newZone[FilterX]'].disabled = false;
form.elements['newZone[FilterY]'].disabled = false;
form.elements['newZone[MinFilterPixels]'].disabled = false;
form.elements['newZone[MaxFilterPixels]'].disabled = false;
form.elements['newZone[MinBlobPixels]'].disabled = true;
form.elements['newZone[MaxBlobPixels]'].disabled = true;
form.elements['newZone[MinBlobs]'].disabled = true;
form.elements['newZone[MaxBlobs]'].disabled = true;
} else {
form.elements['newZone[FilterX]'].disabled = false;
form.elements['newZone[FilterY]'].disabled = false;
form.elements['newZone[MinFilterPixels]'].disabled = false;
form.elements['newZone[MaxFilterPixels]'].disabled = false;
form.elements['newZone[MinBlobPixels]'].disabled = false;
form.elements['newZone[MaxBlobPixels]'].disabled = false;
form.elements['newZone[MinBlobs]'].disabled = false;
form.elements['newZone[MaxBlobs]'].disabled = false;
}
}
function applyPreset() {
var form = document.zoneForm;
var presetId = $('presetSelector').get('value');
if ( presets[presetId] ) {
var preset = presets[presetId];
form.elements['newZone[Units]'].selectedIndex = preset['UnitsIndex'];
form.elements['newZone[CheckMethod]'].selectedIndex = preset['CheckMethodIndex'];
form.elements['newZone[MinPixelThreshold]'].value = preset['MinPixelThreshold'];
form.elements['newZone[MaxPixelThreshold]'].value = preset['MaxPixelThreshold'];
form.elements['newZone[FilterX]'].value = preset['FilterX'];
form.elements['newZone[FilterY]'].value = preset['FilterY'];
form.elements['newZone[MinAlarmPixels]'].value = preset['MinAlarmPixels'];
form.elements['newZone[MaxAlarmPixels]'].value = preset['MaxAlarmPixels'];
form.elements['newZone[MinFilterPixels]'].value = preset['MinFilterPixels'];
form.elements['newZone[MaxFilterPixels]'].value = preset['MaxFilterPixels'];
form.elements['newZone[MinBlobPixels]'].value = preset['MinBlobPixels'];
form.elements['newZone[MaxBlobPixels]'].value = preset['MaxBlobPixels'];
form.elements['newZone[MinBlobs]'].value = preset['MinBlobs'];
form.elements['newZone[MaxBlobs]'].value = preset['MaxBlobs'];
form.elements['newZone[OverloadFrames]'].value = preset['OverloadFrames'];
form.elements['newZone[ExtendAlarmFrames]'].value = preset['ExtendAlarmFrames'];
applyCheckMethod();
form.elements['newZone[TempArea]'].value = 100;
}
}
function toPixels( field, maxValue ) {
if ( field.value != '' ) {
field.value = Math.round((field.value*maxValue)/100);
}
}
function toPercent( field, maxValue ) {
if ( field.value != '' ) {
field.value = Math.round((100*100*field.value)/maxValue)/100;
}
}
function applyZoneUnits() {
var area = zone.Area;
var form = document.zoneForm;
if ( form.elements['newZone[Units]'].value == 'Pixels' ) {
form.elements['newZone[TempArea]'].value = area;
toPixels( form.elements['newZone[MinAlarmPixels]'], area );
toPixels( form.elements['newZone[MaxAlarmPixels]'], area );
toPixels( form.elements['newZone[MinFilterPixels]'], area );
toPixels( form.elements['newZone[MaxFilterPixels]'], area );
toPixels( form.elements['newZone[MinBlobPixels]'], area );
toPixels( form.elements['newZone[MaxBlobPixels]'], area );
} else {
form.elements['newZone[TempArea]'].value = Math.round( area/monitorArea * 100 );
toPercent( form.elements['newZone[MinAlarmPixels]'], area );
toPercent( form.elements['newZone[MaxAlarmPixels]'], area );
toPercent( form.elements['newZone[MinFilterPixels]'], area );
toPercent( form.elements['newZone[MaxFilterPixels]'], area );
toPercent( form.elements['newZone[MinBlobPixels]'], area );
toPercent( form.elements['newZone[MaxBlobPixels]'], area );
}
}
function limitRange( field, minValue, maxValue ) {
if ( field.value != '' ) {
field.value = constrainValue( parseInt(field.value), parseInt(minValue), parseInt(maxValue) );
}
}
function limitFilter( field ) {
field.value = (Math.floor((field.value-1)/2)*2) + 1;
field.value = constrainValue(parseInt(field.value), 3, 15);
}
function limitArea( field ) {
var minValue = 0;
var maxValue = zone.Area;
if ( document.zoneForm.elements['newZone[Units]'].value == "Percent" ) {
maxValue = 100;
}
limitRange( field, minValue, maxValue );
}
function highlightOn( index ) {
$('row'+index).addClass( 'highlight' );
$('point'+index).addClass( 'highlight' );
}
function highlightOff( index ) {
$('row'+index).removeClass( 'highlight' );
$('point'+index).removeClass( 'highlight' );
}
function setActivePoint( index ) {
highlightOff( index );
$('row'+index).addClass( 'active' );
$('point'+index).addClass( 'active' );
}
function unsetActivePoint( index ) {
$('row'+index).removeClass( 'active' );
$('point'+index).removeClass( 'active' );
}
function getCoordString() {
var coords = new Array();
for ( var i = 0; i < zone['Points'].length; i++ ) {
coords[coords.length] = zone['Points'][i].x+','+zone['Points'][i].y;
}
return ( coords.join( " " ) );
}
function updateZoneImage() {
var SVG = $('zoneSVG');
var Poly = $('zonePoly');
Poly.points.clear();
for ( var i = 0; i < zone['Points'].length; i++ ) {
var Point = SVG.createSVGPoint();
Point.x = zone['Points'][i].x;
Point.y = zone['Points'][i].y;
Poly.points.appendItem( Point );
}
}
function fixActivePoint( index ) {
updateActivePoint( index );
unsetActivePoint( index );
updateZoneImage();
}
function constrainValue( value, loVal, hiVal ) {
if ( value < loVal ) {
return loVal;
}
if ( value > hiVal ) {
return hiVal;
}
return value;
}
function updateActivePoint( index ) {
var point = $('point'+index);
var x = constrainValue( point.getStyle( 'left' ).toInt(), 0, maxX );
var y = constrainValue( point.getStyle( 'top' ).toInt(), 0, maxY );
$('newZone[Points]['+index+'][x]').value = x;
$('newZone[Points]['+index+'][y]').value = y;
zone['Points'][index].x = x;
zone['Points'][index].y = y;
var Point = $('zonePoly').points.getItem(index);
Point.x =x;
Point.y =y;
updateArea();
}
function addPoint( index ) {
var nextIndex = index+1;
if ( index >= (zone['Points'].length-1) ) {
nextIndex = 0;
}
var newX = parseInt(Math.round((zone['Points'][index]['x']+zone['Points'][nextIndex]['x'])/2));
var newY = parseInt(Math.round((zone['Points'][index]['y']+zone['Points'][nextIndex]['y'])/2));
if ( nextIndex == 0 ) {
zone['Points'][zone['Points'].length] = {'x': newX, 'y': newY};
} else {
zone['Points'].splice( nextIndex, 0, {'x': newX, 'y': newY} );
}
drawZonePoints();
// drawZonePoints calls updateZoneImage
//updateZoneImage();
//setActivePoint( nextIndex );
}
function delPoint( index ) {
zone['Points'].splice( index, 1 );
drawZonePoints();
}
function limitPointValue( point, loVal, hiVal ) {
point.value = constrainValue(point.value, loVal, hiVal);
}
function updateArea( ) {
area = Polygon_calcArea(zone['Points']);
zone.Area = area;
var form = $('zoneForm');
form.elements['newZone[Area]'].value = area;
if ( form.elements['newZone[Units]'].value == 'Percent' ) {
form.elements['newZone[TempArea]'].value = Math.round( area/monitorArea*100 );
} else if ( form.elements['newZone[Units]'].value == 'Pixels' ) {
form.elements['newZone[TempArea]'].value = area;
} else {
alert("Unknown units: " + form.elements['newZone[Units]'].value);
}
}
function updateX( index ) {
limitPointValue( $('newZone[Points]['+index+'][x]'), 0, maxX );
var point = $('point'+index);
var x = $('newZone[Points]['+index+'][x]').get('value');
point.setStyle( 'left', x+'px' );
zone['Points'][index].x = x;
var Point = $('zonePoly').points.getItem(index);
Point.x = x;
updateArea();
}
function updateY( index ) {
limitPointValue( $('newZone[Points]['+index+'][y]'), 0, maxY );
var point = $('point'+index);
var y = $('newZone[Points]['+index+'][y]').get('value');
point.setStyle( 'top', y+'px' );
zone['Points'][index].y = y;
var Point = $('zonePoly').points.getItem(index);
Point.y = y;
updateArea();
}
function saveChanges( element ) {
var form = element.form;
if ( validateForm( form ) ) {
submitForm( form );
if ( form.elements['newZone[Type]'].value == 'Privacy' ) {
alert( 'Capture process for this monitor will be restarted for the Privacy zone changes to take effect.' );
}
return true;
}
return false;
}
function drawZonePoints() {
$('imageFrame').getElements( 'div.zonePoint' ).each( function( element ) {
element.destroy();
} );
for ( var i = 0; i < zone['Points'].length; i++ ) {
var div = new Element( 'div', {
'id': 'point'+i,
'class': 'zonePoint',
'title': 'Point '+(i+1),
'styles': {
'left': zone['Points'][i].x,
'top': zone['Points'][i].y
}
} );
div.addEvent( 'mouseover', highlightOn.pass( i ) );
div.addEvent( 'mouseout', highlightOff.pass( i ) );
div.inject( $('imageFrame') );
div.makeDraggable( {
'container': $('imageFrame'),
'onStart': setActivePoint.pass( i ),
'onComplete': fixActivePoint.pass( i ),
'onDrag': updateActivePoint.pass( i )
} );
}
var tables = $('zonePoints').getElements( 'table' );
tables.each( function( table ) {
table.getElement( 'tbody' ).empty();
} );
for ( var i = 0; i < zone['Points'].length; i++ ) {
var row = new Element( 'tr', {'id': 'row'+i} );
row.addEvents( {'mouseover': highlightOn.pass( i ), 'mouseout': highlightOff.pass( i )} );
var cell = new Element( 'td' );
cell.set( 'text', i+1 );
cell.inject( row );
cell = new Element( 'td' );
var input = new Element( 'input', {'id': 'newZone[Points]['+i+'][x]', 'name': 'newZone[Points]['+i+'][x]', 'value': zone['Points'][i].x, 'size': 5} );
input.addEvent( 'input', updateX.pass( i ) );
input.inject( cell );
cell.inject( row );
cell = new Element( 'td' );
input = new Element( 'input', {'id': 'newZone[Points]['+i+'][y]', 'name': 'newZone[Points]['+i+'][y]', 'value': zone['Points'][i].y, 'size': 5} );
input.addEvent( 'input', updateY.pass( i ) );
input.inject( cell );
cell.inject( row );
cell = new Element( 'td' );
new Element( 'button', {
'type': 'button',
'events': {'click': addPoint.pass(i)}
}).set( 'text', '+' ).inject( cell );
if ( zone['Points'].length > 3 ) {
cell.appendText(' ');
new Element( 'button', {
'id': 'delete'+i,
'type': 'button',
'events': {'click': delPoint.pass(i)}
} ).set( 'text', '-' ).inject( cell );
}
cell.inject( row );
row.inject( tables[i%tables.length].getElement( 'tbody' ) );
}
// Sets up the SVG polygon
updateZoneImage();
}
//
// Imported from watch.js and modified for new zone edit view
//
var alarmState = STATE_IDLE;
var lastAlarmState = STATE_IDLE;
function setAlarmState( currentAlarmState ) {
alarmState = currentAlarmState;
var stateClass = "";
if ( alarmState == STATE_ALARM ) {
stateClass = "alarm";
} else if ( alarmState == STATE_ALERT ) {
stateClass = "alert";
}
$('stateValue').set( 'text', stateStrings[alarmState] );
if ( stateClass ) {
$('stateValue').setProperty( 'class', stateClass );
} else {
$('stateValue').removeProperty( 'class' );
}
var isAlarmed = ( alarmState == STATE_ALARM || alarmState == STATE_ALERT );
var wasAlarmed = ( lastAlarmState == STATE_ALARM || lastAlarmState == STATE_ALERT );
var newAlarm = ( isAlarmed && !wasAlarmed );
var oldAlarm = ( !isAlarmed && wasAlarmed );
if ( newAlarm ) {
if ( SOUND_ON_ALARM ) {
// Enable the alarm sound
if ( !canPlayPauseAudio ) {
$('alarmSound').removeClass( 'hidden' );
} else {
$('MediaPlayer').Play();
}
}
}
if ( SOUND_ON_ALARM ) {
if ( oldAlarm ) {
// Disable alarm sound
if ( !canPlayPauseAudio ) {
$('alarmSound').addClass( 'hidden' );
} else {
$('MediaPlayer').Stop();
}
}
}
lastAlarmState = alarmState;
}
var streamCmdParms = "view=request&request=stream&connkey="+connKey;
if ( auth_hash ) {
streamCmdParms += '&auth='+auth_hash;
}
var streamCmdReq = new Request.JSON( {
url: monitorUrl,
method: 'get',
timeout: AJAX_TIMEOUT,
link: 'cancel',
onSuccess: getStreamCmdResponse
} );
var streamCmdTimer = null;
var streamStatus;
function getStreamCmdResponse( respObj, respText ) {
watchdogOk("stream");
if ( streamCmdTimer ) {
streamCmdTimer = clearTimeout( streamCmdTimer );
}
if ( respObj.result == 'Ok' ) {
streamStatus = respObj.status;
$('fpsValue').set( 'text', streamStatus.fps );
setAlarmState( streamStatus.state );
if ( streamStatus.paused == true ) {
streamCmdPause( false );
} else if ( streamStatus.delayed == true && streamStatus.rate == 1 ) {
streamCmdPlay( false );
}
} else {
checkStreamForErrors("getStreamCmdResponse", respObj);//log them
if ( ! streamPause ) {
// Try to reload the image stream.
var streamImg = $('liveStream'+monitorId);
if ( streamImg ) {
streamImg.src = streamImg.src.replace(/rand=\d+/i, 'rand='+Math.floor((Math.random() * 1000000) ));
}
}
}
if ( ! streamPause ) {
var streamCmdTimeout = statusRefreshTimeout;
if ( alarmState == STATE_ALARM || alarmState == STATE_ALERT ) {
streamCmdTimeout = streamCmdTimeout/5;
}
streamCmdTimer = streamCmdQuery.delay( streamCmdTimeout );
}
}
var streamPause = false;
function streamCmdPauseToggle() {
if ( streamPause == true ) {
streamCmdPlay( true );
streamPause = false;
document.getElementById("pauseBtn").value = pauseString;
} else {
streamCmdPause( true );
streamPause = true;
document.getElementById("pauseBtn").value = playString;
}
}
function streamCmdPause( action ) {
if ( action ) {
streamCmdReq.send( streamCmdParms+"&command="+CMD_PAUSE );
}
}
function streamCmdPlay( action ) {
if ( action ) {
streamCmdReq.send( streamCmdParms+"&command="+CMD_PLAY );
}
}
function streamCmdStop( action ) {
if ( action ) {
streamCmdReq.send( streamCmdParms+"&command="+CMD_STOP );
}
}
function streamCmdQuery() {
streamCmdReq.send( streamCmdParms+"&command="+CMD_QUERY );
}
var statusCmdParms = "view=request&request=status&entity=monitor&id="+monitorId+"&element[]=Status&element[]=FrameRate";
if ( auth_hash ) {
statusCmdParms += '&auth='+auth_hash;
}
var statusCmdReq = new Request.JSON( {
url: monitorUrl,
method: 'get',
data: statusCmdParms,
timeout: AJAX_TIMEOUT,
link: 'cancel',
onSuccess: getStatusCmdResponse
} );
var statusCmdTimer = null;
function getStatusCmdResponse( respObj, respText ) {
watchdogOk("status");
if ( statusCmdTimer ) {
statusCmdTimer = clearTimeout( statusCmdTimer );
}
if ( respObj.result == 'Ok' ) {
$('fpsValue').set( 'text', respObj.monitor.FrameRate );
setAlarmState( respObj.monitor.Status );
} else {
checkStreamForErrors("getStatusCmdResponse", respObj);
}
if ( ! streamPause ) {
var statusCmdTimeout = statusRefreshTimeout;
if ( alarmState == STATE_ALARM || alarmState == STATE_ALERT ) {
statusCmdTimeout = statusCmdTimeout/5;
}
statusCmdTimer = statusCmdQuery.delay( statusCmdTimeout );
}
}
function statusCmdQuery() {
statusCmdReq.send();
}
function fetchImage( streamImage ) {
streamImage.src = streamImage.src.replace(/rand=\d+/i, 'rand='+Math.floor((Math.random() * 1000000) ));
}
function appletRefresh() {
if ( streamStatus && (!streamStatus.paused && !streamStatus.delayed) ) {
var streamImg = $('liveStream');
var parent = streamImg.getParent();
streamImg.dispose();
streamImg.inject( parent );
if ( appletRefreshTime ) {
appletRefresh.delay( appletRefreshTime*1000 );
}
} else {
appletRefresh.delay( 15*1000 ); //if we are paused or delayed check every 15 seconds if we are live yet...
}
}
var watchdogInactive = {
'stream': false,
'status': false
};
var watchdogFunctions = {
'stream': streamCmdQuery,
'status': statusCmdQuery
};
//Make sure the various refreshes are still taking effect
function watchdogCheck( type ) {
if ( watchdogInactive[type] ) {
console.log( "Detected streamWatch of type: " + type + " stopped, restarting" );
watchdogFunctions[type]();
watchdogInactive[type] = false;
} else {
watchdogInactive[type] = true;
}
}
function watchdogOk( type ) {
watchdogInactive[type] = false;
}
function initPage() {
var form = document.zoneForm;
//form.elements['newZone[Name]'].disabled = true;
//form.elements['newZone[Type]'].disabled = true;
form.presetSelector.disabled = true;
//form.elements['newZone[Units]'].disabled = true;
form.newAlarmRgbR.disabled = true;
form.newAlarmRgbG.disabled = true;
form.newAlarmRgbB.disabled = true;
form.elements['newZone[CheckMethod]'].disabled = true;
form.elements['newZone[MinPixelThreshold]'].disabled = true;
form.elements['newZone[MaxPixelThreshold]'].disabled = true;
form.elements['newZone[MinAlarmPixels]'].disabled = true;
form.elements['newZone[MaxAlarmPixels]'].disabled = true;
form.elements['newZone[FilterX]'].disabled = true;
form.elements['newZone[FilterY]'].disabled = true;
form.elements['newZone[MinFilterPixels]'].disabled = true;
form.elements['newZone[MaxFilterPixels]'].disabled = true;
form.elements['newZone[MinBlobPixels]'].disabled = true;
form.elements['newZone[MaxBlobPixels]'].disabled = true;
form.elements['newZone[MinBlobs]'].disabled = true;
form.elements['newZone[MaxBlobs]'].disabled = true;
form.elements['newZone[OverloadFrames]'].disabled = true;
applyZoneType();
if ( form.elements['newZone[Units]'].value == 'Percent' ) {
applyZoneUnits();
}
applyCheckMethod();
drawZonePoints();
//
// Imported from watch.js and modified for new zone edit view
//
var delay = (Math.random()+0.1)*statusRefreshTimeout;
//console.log("Delay for status updates is: " + delay );
if ( streamMode == "single" ) {
statusCmdTimer = statusCmdQuery.delay( delay );
watchdogCheck.pass('status').periodical(statusRefreshTimeout*2);
} else {
streamCmdTimer = streamCmdQuery.delay( delay );
watchdogCheck.pass('stream').periodical(statusRefreshTimeout*2);
}
if ( canStreamNative || streamMode == "single" ) {
var streamImg = $('imageFrame').getElement('img');
if ( !streamImg ) {
streamImg = $('imageFrame').getElement('object');
}
if ( streamMode == "single" ) {
streamImg.addEvent( 'click', fetchImage.pass( streamImg ) );
fetchImage.pass( streamImg ).periodical( imageRefreshTimeout );
}
}
if ( refreshApplet && appletRefreshTime ) {
appletRefresh.delay( appletRefreshTime*1000 );
}
}
function Polygon_calcArea( coords ) {
var n_coords = coords.length;
var float_area = 0.0;
for ( i = 0; i < n_coords-1; i++ ) {
var trap_area = (coords[i].x*coords[i+1].y - coords[i+1].x*coords[i].y) / 2;
float_area += trap_area;
//printf( "%.2f (%.2f)\n", float_area, trap_area );
}
float_area += (coords[n_coords-1].x*coords[0].y - coords[0].x*coords[n_coords-1].y) / 2;
return Math.round( Math.abs( float_area ) );
}
window.addEventListener( 'DOMContentLoaded', initPage );