mirror of
https://github.com/Ponce/slackbuilds
synced 2024-11-22 19:44:21 +01:00
35 lines
1.1 KiB
Diff
35 lines
1.1 KiB
Diff
--- web/skins/classic/views/js/zone.js 2019-01-23 00:24:26.094085919 -0500
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+++ web/skins/classic/views/js/zone.js.new 2019-01-23 00:25:13.871710907 -0500
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@@ -347,6 +347,7 @@
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zone['Points'][index].x = x;
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var Point = $('zonePoly').points.getItem(index);
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Point.x = x;
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+ updateArea();
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}
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function updateY( index ) {
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@@ -359,6 +360,7 @@
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zone['Points'][index].y = y;
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var Point = $('zonePoly').points.getItem(index);
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Point.y = y;
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+ updateArea();
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}
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function saveChanges( element ) {
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@@ -697,11 +699,12 @@
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var n_coords = coords.length;
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var float_area = 0.0;
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- for ( i = 0, j = n_coords-1; i < n_coords; j = i++ ) {
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- var trap_area = ( ( coords[i].x - coords[j].x ) * ( coords[i].y + coords[j].y ) ) / 2;
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- float_area += trap_area;
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- //printf( "%.2f (%.2f)\n", float_area, trap_area );
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+ for ( i = 0; i < n_coords-1; i++ ) {
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+ var trap_area = (coords[i].x*coords[i+1].y - coords[i+1].x*coords[i].y) / 2;
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+ float_area += trap_area;
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}
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+ float_area += (coords[n_coords-1].x*coords[0].y - coords[0].x*coords[n_coords-1].y) / 2;
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+
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return Math.round( Math.abs( float_area ) );
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}
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