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metric option for zip sack #2

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Merged
merged 1 commit into from
Jan 27, 2020
Merged

metric option for zip sack #2

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53 changes: 43 additions & 10 deletions assets/js/zipsack.js
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Original file line number Diff line number Diff line change
Expand Up @@ -4,21 +4,51 @@
Calculate fabric pattern sizes for rectangular zip sack
*/

function patternSize(l,w,h) {
var zsA = 0.5; // zipper seam allowance
var sA = 0.375; // general seam allowance
function roundToEigthInch (number) {
var number = (Math.round(number * 8) / 8);
return number;
}

// function patternSize(l,w,h) {
// var zsA = 0.5; // zipper seam allowance
// var sA = 0.375; // general seam allowance
// if (l,w,h > 0) {
// var fabricW = 2*w + 2*h + (2*zsA);
// var fabricH = 1*l + 1*h + (2*sA);
// return [fabricW, fabricH];
// }
// }

function patternSize(units,l,w,h) {
if (units==1) { // metric
var zsA = 1.3; // channel seam allowance
var sA = 1.0; // general seam allowance
}
else { // imperial
var zsA = 0.5; // channel seam allowance
var sA = 0.375; // general seam allowance
}
if (l,w,h > 0) {
var fabricW = 2*w + 2*h + (2*zsA);
var fabricH = 1*l + 1*h + (2*sA);
return [fabricW, fabricH];

if (units==1) {
var fabricW = fabricW.toFixed(1); //trimming to closest mm
var fabricH = fabricH.toFixed(1);
}
else {
var fabricW = roundToEigthInch(fabricW); //rounding to nearest 1/8" increment
var fabricH = roundToEigthInch(fabricH);
}

return [fabricW, fabricH]; // returns radius
}
}



$('document').ready(function () {

var version = "v0.2";
var version = "v0.3";
$('.version').html(version);

$('.dimension').change(function () { //when any .dimension changes (input loses focus), function runs
Expand All @@ -31,22 +61,25 @@ $('document').ready(function () {
}
});

var units = $( "input[type=radio][name=units]:checked" ).val(); // inches (val=0) or cm (val=1)

var length = $('#length').val();
var width = $('#width').val();
var height = $('#height').val();

if (length, width, height != "") {
var scrap = patternSize(length,width,height);
var scrap = patternSize(units, length,width,height);
var fabricW = scrap[0];
var fabricH = scrap[1];

if (units == 1) { var unitText = " cm" }
else { var unitText = " in" }
var volLiters = (vol * 0.0163871).toFixed(1); //convert cubic inches to liters

//html id returns
$('#volumeCuIn').html(vol);
$('#volumeLiters').html(volLiters);
$('.patternHeight').html(fabricH + '"');
$('.patternWidth').html(fabricW + '"');
$('.patternHeight').html(fabricH + unitText);
$('.patternWidth').html(fabricW + unitText);

}
});
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33 changes: 26 additions & 7 deletions zpinstructions.html
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Original file line number Diff line number Diff line change
Expand Up @@ -29,7 +29,7 @@
<!-- Banner -->
<section class="banner style2 orient-left content-align-left image-position-right onload-content-fade-right">
<div class="content">
<h1> <a href="index.html">MYOG Patterns</a> </h1>
<h1> <a href="index.html">Learn MYOG</a> </h1>
<p class="major">A collection of sewing patterns and generators for outdoor enthusiasts who prefer to Make Your Own Gear (MYOG)</p>
<p></p>
</div>
Expand All @@ -56,6 +56,23 @@ <h3>Pattern Generator</h3>

<form method="post" action="#">
<div class="fields">

<!-- Set Units -->
<div class="field third">
<label>Pattern Units</label>
</div>

<div class="field third">
<input type="radio" name="units" class="dimension" id="imperial" value="0" checked>
<label for="imperial">Inches (in)</label>
</div>

<div class="field third">
<input type="radio" name="units" class="dimension" id="metric" value="1">
<label for="metric">Centimeters (cm)</label>
</div>

<!-- Set Dimensions -->
<div class="field third">
<label for="length">Length</label>
<input type="number" name="length" class="dimension" id="length" value="" />
Expand All @@ -70,14 +87,16 @@ <h3>Pattern Generator</h3>
</div>
</div>

<!-- Button used for tab and force change -->
<div class="actions small">
<button class="button small" type="button">Generate</button>
</div>
</form>

<span class="image right"><img src="images\zipPouchPattern.png" alt="zip pouch pattern" /></span>

<ul class="alt">

<li>Seam Allowances: 3/8" typical with 1/2" Zipper Allowance</li></br>
<li>Seam Allowances: 3/8" (1 cm) typical with 1/2" (1.3 cm) Zipper Allowance</li></br>
<li><strong>Fabric Width: <span class="patternWidth"></span></strong></li>
<li><strong>Fabric Height: <span class="patternHeight"></span></strong></li>
</ul>
Expand Down Expand Up @@ -137,8 +156,8 @@ <h3>Measure and Cut Fabric</h3>
<ol>
<li>Using the generated <strong>Fabric Width <span class="patternWidth"></span></strong> and <strong>Fabric Height <span class="patternHeight"></span></strong>, measure and draw the dimensions on a fabric panel.</li>
<li>Cut the fabric panel along the outer perimeter.</li>
<li>Mark the 1/2 inch zipper allowance along the Fabric Height edges.</li>
<li>Mark the 3/8 inch seam allowance along the Fabric Width edges.</li>
<li>Mark the 1/2 inch (1.3 cm) zipper allowance along the Fabric Height edges.</li>
<li>Mark the 3/8 inch (1 cm) seam allowance along the Fabric Width edges.</li>
</ol>
</div>
</section>
Expand Down Expand Up @@ -172,8 +191,8 @@ <h3>Close Zip Pouch Ends</h3>

<ol>
<li>With wrong sides out, close zipper and lay flat. Ensure zipper is parallel with edges. Zipper should be evenly spaced in the middle.</li>
<li>Lining up the bottom edge, sew one end closed with the 3/8 inch seam allowance. Being careful not to break your needle, sew over the zipper.</li>
<li>Flip around, smooth out and ensure zipper is still parallel and evenly spaced. Sew opposite end with 3/8" seam allowance.</li>
<li>Lining up the bottom edge, sew one end closed with the 3/8 inch (1 cm) seam allowance. Being careful not to break your needle, sew over the zipper.</li>
<li>Flip around, smooth out and ensure zipper is still parallel and evenly spaced. Sew opposite end with 3/8" (1 cm) seam allseam allseam allowance.</li>
<li>If you have long zipper tape, don't make the rookie move and sew your zipper pull on the outside of the bag!</li>
<li>Trim excess zipper tape off both ends.</li>
<li>For bonus points, consider adding pull loops to the zipper ends. Grosgrain ribbon or excess zipper tape work great. Make sure your loops are sewn INSIDE the pouch!</li>
Expand Down