29 lines
1.1 KiB
Go
29 lines
1.1 KiB
Go
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package debug
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import "image/draw"
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import "image/color"
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import "golang.org/x/image/math/fixed"
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import "git.tebibyte.media/tomo/typeset"
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import "git.tebibyte.media/tomo/typeset/internal"
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// DrawBounds draws the LayoutBounds, MinimumSize, and LayoutBoundsSpace of a
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// TypeSetter to the given image using these colors:
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// - Red: LayoutBounds
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// - Green: MinimumSize
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// - Blue: LayoutBoundsSpace
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func DrawBounds (destination draw.Image, setter *typeset.TypeSetter, offset fixed.Point26_6) {
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blue := color.RGBA { B: 255, A: 255 }
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red := color.RGBA { R: 255, A: 255 }
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green := color.RGBA { G: 255, A: 255 }
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layoutBoundsSpace := setter.LayoutBoundsSpace()
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layoutBounds := setter.LayoutBounds()
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minimum := setter.MinimumSize()
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minimumRect := internal.RoundRect(fixed.Rectangle26_6 { Max: minimum }.Add(offset).Add(layoutBounds.Min))
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internal.DrawRectangleOutline(destination, minimumRect, green)
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internal.DrawRectangleOutline(destination, internal.RoundRect(layoutBoundsSpace.Add(offset)), blue)
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internal.DrawRectangleOutline(destination, internal.RoundRect(layoutBounds.Add(offset)), red)
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}
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