Epson TM-T88V-i, Руководство пользователя

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88

mode : ( Optional parameter, Object type : String)

Specifies the color mode. (in firmware Ver.1.2 and later)
Return value
Exception
Example
Setting Description
MODE_MONO Monochrome (two-tone)
MODE_GRAY16 Gray scale (16-tone)
undefined
(When not specified)
Monochrome (two-tone)
Return value Object type
ePOS-Print Builder Object ePOS Builder
Exception Object type
Parameter " ... " is invalid Error
<script type="text/javascript" src="epos-print-3.x.x.js"></script>
<script type="text/javascript">
<!--
function buildMessage() {
var builder = new epson.ePOSBuilder();
var canvas = document.getElementById('canvas');
if (canvas.getContext) {
var context = canvas.getContext('2d');
builder.addImage(context, 0, 0, canvas.width, canvas.height);
}
}
//-->
</script>
var canvas = document.getElementById('myCanvas');
var context = canvas.getContext('2d');
var builder = new epson.ePOSBuilder();
builder.addPageBegin();
builder.addPageArea(0, 0, 300, 300);
builder.addPagePosition(0, 299);
builder.addImage(context, 0, 0, 300, 300);
builder.addPageEnd();
To print an image 300 dots wide and 300 dots high in page mode: