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Fixed rounding issue.

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This commit is contained in:
Fan Zhang 2016-03-10 16:07:06 -05:00
parent 2d6a304321
commit 47f7d9ab70
1 changed files with 2 additions and 2 deletions
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4
lib/QRCode.js
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@ -25,8 +25,8 @@ function renderCanvas(canvas) {
cells.forEach(function(row, rowIndex) {
row.forEach(function(column, columnIndex) {
ctx.fillStyle = column ? bgColor : fgColor;
var w = Math.ceil((rowIndex + 1) * cellWidth) - Math.floor(rowIndex * cellWidth);
var h = Math.ceil((columnIndex + 1) * cellHeight) - Math.floor(columnIndex * cellHeight);
var w = Math.round((rowIndex + 1) * cellWidth) - Math.round(rowIndex * cellWidth);
var h = Math.round((columnIndex + 1) * cellHeight) - Math.round(columnIndex * cellHeight);
ctx.fillRect(Math.round(rowIndex * cellWidth), Math.round(columnIndex * cellHeight), w, h);
});
});