zeni/go-chart
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need to be very specific about points vs. pixels.

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This commit is contained in:
Will Charczuk 2016-07-09 09:04:30 -07:00
parent 8bc8b1087c
commit 80d6be9849
6 changed files with 60 additions and 25 deletions
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5
raster_renderer.go
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@ -5,7 +5,6 @@ import (
"image/color"
"image/png"
"io"
"math"
"github.com/golang/freetype/truetype"
"github.com/wcharczuk/go-chart/drawing"
@ -130,8 +129,8 @@ func (rr *rasterRenderer) MeasureText(body string) (width int, height int) {
}
dw := r - l
dh := b - t
width = int(math.Ceil(dw * (4.0 / 3.0)))
height = int(math.Ceil(dh * (4.0 / 3.0)))
width = int(drawing.PointsToPixels(rr.gc.GetDPI(), dw))
height = int(drawing.PointsToPixels(rr.gc.GetDPI(), dh))
return
}