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set transparent labelMask for shapes

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Gavin Nishizawa 2023-06-08 15:54:17 -07:00
parent 0fbcf48d7c
commit 4373d81e84
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GPG key ID: AE3B177777CE55CD
1 changed files with 10 additions and 4 deletions
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14
d2renderers/d2svg/d2svg.go
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@ -456,11 +456,16 @@ func pathData(connection d2target.Connection, srcAdj, dstAdj *geo.Point) string
return strings.Join(path, " ")
}
func makeLabelMask(labelTL *geo.Point, width, height int) string {
return fmt.Sprintf(`<rect x="%f" y="%f" width="%d" height="%d" fill="black"></rect>`,
func makeLabelMask(labelTL *geo.Point, width, height int, opacity float64) string {
fill := "black"
if opacity != 1 {
fill = fmt.Sprintf("rgba(0,0,0,%.2f)", opacity)
}
return fmt.Sprintf(`<rect x="%f" y="%f" width="%d" height="%d" fill="%s"></rect>`,
labelTL.X, labelTL.Y,
width,
height,
fill,
)
}
@ -510,7 +515,7 @@ func drawConnection(writer io.Writer, labelMaskID string, connection d2target.Co
labelTL.Y = math.Round(labelTL.Y)
if label.Position(connection.LabelPosition).IsOnEdge() {
labelMask = makeLabelMask(labelTL, connection.LabelWidth, connection.LabelHeight)
labelMask = makeLabelMask(labelTL, connection.LabelWidth, connection.LabelHeight, 1)
}
}
@ -1206,6 +1211,7 @@ func drawShape(writer io.Writer, diagramHash string, targetShape d2target.Shape,
float64(targetShape.LabelWidth),
float64(targetShape.LabelHeight),
)
labelMask = makeLabelMask(labelTL, targetShape.LabelWidth, targetShape.LabelHeight, 0.95)
fontClass := "text"
if targetShape.FontFamily == "mono" {
@ -1324,7 +1330,7 @@ func drawShape(writer io.Writer, diagramHash string, targetShape d2target.Shape,
textEl.Content = RenderText(targetShape.Label, textEl.X, float64(targetShape.LabelHeight))
fmt.Fprint(writer, textEl.Render())
if targetShape.Blend {
labelMask = makeLabelMask(labelTL, targetShape.LabelWidth, targetShape.LabelHeight-d2graph.INNER_LABEL_PADDING)
labelMask = makeLabelMask(labelTL, targetShape.LabelWidth, targetShape.LabelHeight-d2graph.INNER_LABEL_PADDING, 1)
}
}
}