Print Method - Epson TM-T88V-i User Manual
Epos-print api
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Also See for TM-T88V-i:
- Technical reference manual (166 pages) ,
- Technical reference and user's manual (164 pages) ,
- User manual (100 pages)
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print method
Prints an image rendered in HTML5 Canvas.
Converts the specified range in a RGBA full-color image of HTML5 Canvas into raster image data according
to the settings of the halftone and brightness properties. One pixel in an image equals to one printer dot.
When an image contains any transparent color, the background color of the image is assumed to be white.
If an HTML5 Canvas image contains images downloaded from different domains, you cannot
print the image. In this case, a security error occurs due to violation of the same origin policy of
JavaScript.
Syntax
1
print(canvas);
2
print(canvas, cut, mode);
2 is the syntax of compatible version. It is recommended to use the syntax of 1.
Parameter
canvas :
( Required parameter, Object type : canvas)
Specify the HTML5 Canvas object to be printed.
cut :
( Optional parameter, Object type : Boolean)
Sets whether to cut paper.
true or 1
false or 0
undefined
mode :
( Optional parameter, Object type : String)
Specifies the color mode. (in firmware Ver.1.2 and later)
MODE_MONO
MODE_GRAY16
undefined
Exception
Parameter " ... " is invalid
XMLHttpRequest is not supported
Canvas is not supported
Setting
Cuts the paper after printing
Does not cut the paper after printing
Does not cut the paper after printing
Setting
Monochrome (two-tone)
Multiple tones (16-tone)
Monochrome (two-tone)
Exception
Chapter 5 ePOS-Print Canvas API
Decription
Decription
Object type
Error
Error
Error
5
165
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