phaser/v3/src/gameobjects/text/GetTextSize.js

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var GetTextSize = function (text, size, lines)
{
var canvas = text.canvas;
var context = text.context;
var style = text.style;
var lineWidths = [];
var maxLineWidth = 0;
var drawnLines = lines.length;
if (style.maxLines > 0 && style.maxLines < lines.length)
{
drawnLines = style.maxLines;
}
style.syncFont(canvas, context);
// Text Width
for (var i = 0; i < drawnLines; i++)
{
var lineWidth = style.strokeThickness;
lineWidth += context.measureText(lines[i]).width;
// Adjust for wrapped text
if (style.wordWrap)
{
lineWidth -= context.measureText(' ').width;
}
lineWidths[i] = Math.ceil(lineWidth);
maxLineWidth = Math.max(maxLineWidth, lineWidths[i]);
}
// Text Height
var lineHeight = size.fontSize + style.strokeThickness;
var height = lineHeight * drawnLines;
var lineSpacing = text._lineSpacing || 0;
if (lineSpacing < 0 && Math.abs(lineSpacing) > lineHeight)
{
lineSpacing = -lineHeight;
}
// // Adjust for line spacing
if (lineSpacing !== 0)
{
height += (lineSpacing > 0) ? lineSpacing * lines.length : lineSpacing * (lines.length - 1);
}
return { width: maxLineWidth, height: height, lines: drawnLines, lineWidths: lineWidths, lineSpacing: lineSpacing, lineHeight: lineHeight };
};
module.exports = GetTextSize;