whee back in busineess
This commit is contained in:
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12
artist/color.go
Normal file
12
artist/color.go
Normal file
@ -0,0 +1,12 @@
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package artist
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import "image/color"
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// Hex creates a color.RGBA value from an RGBA integer value.
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func Hex (color uint32) (c color.RGBA) {
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c.A = uint8(color)
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c.B = uint8(color >> 8)
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c.G = uint8(color >> 16)
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c.R = uint8(color >> 24)
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return
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}
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@ -3,6 +3,7 @@ package patterns
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import "image"
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import "image/color"
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import "git.tebibyte.media/sashakoshka/tomo/canvas"
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import "git.tebibyte.media/sashakoshka/tomo/artist"
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import "git.tebibyte.media/sashakoshka/tomo/artist/shapes"
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// Uniform is a pattern that draws a solid color.
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@ -15,13 +16,5 @@ func (pattern Uniform) Draw (destination canvas.Canvas, clip image.Rectangle) {
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// Uhex creates a new Uniform pattern from an RGBA integer value.
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func Uhex (color uint32) (uniform Uniform) {
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return Uniform(hex(color))
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}
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func hex (color uint32) (c color.RGBA) {
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c.A = uint8(color)
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c.B = uint8(color >> 8)
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c.G = uint8(color >> 16)
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c.R = uint8(color >> 24)
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return
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return Uniform(artist.Hex(color))
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}
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@ -5,23 +5,23 @@ import "image"
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import "image/color"
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import "git.tebibyte.media/sashakoshka/tomo/canvas"
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// FillEllipse draws the content of one canvas onto another, clipped by an
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// ellipse stretched to the bounds of the source canvas. The offset point
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// defines where the origin point of the source canvas is positioned in relation
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// to the origin point of the destination canvas. To prevent the entire source
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// canvas's bounds from being used, it must be cut with canvas.Cut().
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// TODO: redo fill ellipse, stroke ellipse, etc. so that it only takes in
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// destination and source, using the bounds of destination as the bounds of the
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// ellipse and the bounds of source as the "clipping rectangle". Line up the Min
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// of both canvases.
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func FillEllipse (
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destination canvas.Canvas,
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source canvas.Canvas,
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offset image.Point,
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) (
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updatedRegion image.Rectangle,
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) {
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dstData, dstStride := destination.Buffer()
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srcData, srcStride := source.Buffer()
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bounds := source.Bounds().Intersect(destination.Bounds()).Canon()
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realBounds := source.Bounds()
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offset := source.Bounds().Min.Sub(destination.Bounds().Min)
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bounds := source.Bounds().Sub(offset).Intersect(destination.Bounds())
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realBounds := destination.Bounds()
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if bounds.Empty() { return }
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updatedRegion = bounds
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@ -30,22 +30,17 @@ func FillEllipse (
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for point.X = bounds.Min.X; point.X < bounds.Max.X; point.X ++ {
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if inEllipse(point, realBounds) {
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offsetPoint := point.Add(offset)
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dstIndex := offsetPoint.X + (offsetPoint.Y) * dstStride
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srcIndex := point.X + point.Y * srcStride
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dstIndex := point.X + point.Y * dstStride
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srcIndex := offsetPoint.X + offsetPoint.Y * srcStride
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dstData[dstIndex] = srcData[srcIndex]
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}
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}}
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return
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}
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// StrokeEllipse is similar to FillEllipse, but it draws an elliptical inset
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// outline of the source canvas onto the destination canvas. To prevent the
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// entire source canvas's bounds from being used, it must be cut with
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// canvas.Cut().
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func StrokeEllipse (
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destination canvas.Canvas,
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source canvas.Canvas,
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offset image.Point,
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weight int,
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) {
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if weight < 1 { return }
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@ -53,7 +48,10 @@ func StrokeEllipse (
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dstData, dstStride := destination.Buffer()
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srcData, srcStride := source.Buffer()
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bounds := source.Bounds().Inset(weight - 1)
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bounds := destination.Bounds().Inset(weight - 1)
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offset := source.Bounds().Min.Sub(destination.Bounds().Min)
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realBounds := destination.Bounds()
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if bounds.Empty() { return }
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context := ellipsePlottingContext {
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plottingContext: plottingContext {
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@ -63,9 +61,9 @@ func StrokeEllipse (
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srcStride: srcStride,
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weight: weight,
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offset: offset,
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bounds: bounds.Intersect(destination.Bounds()),
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bounds: realBounds,
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},
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radii: image.Pt(bounds.Dx() / 2 - 1, bounds.Dy() / 2 - 1),
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radii: image.Pt(bounds.Dx() / 2, bounds.Dy() / 2),
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}
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context.center = bounds.Min.Add(context.radii)
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context.plotEllipse()
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@ -205,7 +203,7 @@ func StrokeColorEllipse (
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if weight < 1 { return }
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dstData, dstStride := destination.Buffer()
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bounds = bounds.Inset(weight - 1)
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insetBounds := bounds.Inset(weight - 1)
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context := ellipsePlottingContext {
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plottingContext: plottingContext {
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@ -215,9 +213,9 @@ func StrokeColorEllipse (
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weight: weight,
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bounds: bounds.Intersect(destination.Bounds()),
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},
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radii: image.Pt(bounds.Dx() / 2 - 1, bounds.Dy() / 2 - 1),
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radii: image.Pt(insetBounds.Dx() / 2, insetBounds.Dy() / 2),
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}
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context.center = bounds.Min.Add(context.radii)
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context.center = insetBounds.Min.Add(context.radii)
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context.plotEllipse()
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return
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}
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@ -16,32 +16,31 @@ type plottingContext struct {
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bounds image.Rectangle
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}
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func (context plottingContext) square (center image.Point) image.Rectangle {
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func (context plottingContext) square (center image.Point) (square image.Rectangle) {
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return image.Rect(0, 0, context.weight, context.weight).
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Sub(image.Pt(context.weight / 2, context.weight / 2)).
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Add(center).
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Add(context.offset).
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Intersect(context.bounds)
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}
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func (context plottingContext) plotColor (center image.Point) {
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square := context.square(center)
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for y := square.Min.Y; y < square.Min.Y; y ++ {
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for x := square.Min.X; x < square.Min.X; x ++ {
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for y := square.Min.Y; y < square.Max.Y; y ++ {
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for x := square.Min.X; x < square.Max.X; x ++ {
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context.dstData[x + y * context.dstStride] = context.color
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}}
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}
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func (context plottingContext) plotSource (center image.Point) {
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square := context.square(center)
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for y := square.Min.Y; y < square.Min.Y; y ++ {
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for x := square.Min.X; x < square.Min.X; x ++ {
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for y := square.Min.Y; y < square.Max.Y; y ++ {
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for x := square.Min.X; x < square.Max.X; x ++ {
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// we offset srcIndex here because we have already applied the
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// offset to the square, and we need to reverse that to get the
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// proper source coordinates.
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srcIndex :=
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x - context.offset.X +
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(y - context.offset.Y) * context.dstStride
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x + context.offset.X +
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(y + context.offset.Y) * context.dstStride
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dstIndex := x + y * context.dstStride
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context.dstData[dstIndex] = context.srcData [srcIndex]
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}}
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@ -7,51 +7,44 @@ import "git.tebibyte.media/sashakoshka/tomo/shatter"
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// TODO: return updatedRegion for all routines in this package
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// FillRectangle draws the content of one canvas onto another. The offset point
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// defines where the origin point of the source canvas is positioned in relation
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// to the origin point of the destination canvas. To prevent the entire source
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// canvas from being drawn, it must be cut with canvas.Cut().
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func FillRectangle (
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destination canvas.Canvas,
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source canvas.Canvas,
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offset image.Point,
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) (
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updatedRegion image.Rectangle,
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) {
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dstData, dstStride := destination.Buffer()
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srcData, srcStride := source.Buffer()
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sourceBounds :=
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source.Bounds().Canon().
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Intersect(destination.Bounds().Sub(offset))
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if sourceBounds.Empty() { return }
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offset := source.Bounds().Min.Sub(destination.Bounds().Min)
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bounds := source.Bounds().Sub(offset).Intersect(destination.Bounds())
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if bounds.Empty() { return }
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updatedRegion = bounds
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updatedRegion = sourceBounds.Add(offset)
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for y := sourceBounds.Min.Y; y < sourceBounds.Max.Y; y ++ {
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for x := sourceBounds.Min.X; x < sourceBounds.Max.X; x ++ {
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dstData[x + offset.X + (y + offset.Y) * dstStride] =
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srcData[x + y * srcStride]
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point := image.Point { }
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for point.Y = bounds.Min.Y; point.Y < bounds.Max.Y; point.Y ++ {
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for point.X = bounds.Min.X; point.X < bounds.Max.X; point.X ++ {
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offsetPoint := point.Add(offset)
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dstIndex := point.X + point.Y * dstStride
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srcIndex := offsetPoint.X + offsetPoint.Y * srcStride
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dstData[dstIndex] = srcData[srcIndex]
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}}
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return
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}
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// StrokeRectangle is similar to FillRectangle, but it draws an inset outline of
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// the source canvas onto the destination canvas. To prevent the entire source
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// canvas's bounds from being used, it must be cut with canvas.Cut().
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func StrokeRectangle (
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destination canvas.Canvas,
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source canvas.Canvas,
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offset image.Point,
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weight int,
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) {
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bounds := source.Bounds()
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bounds := destination.Bounds()
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insetBounds := bounds.Inset(weight)
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if insetBounds.Empty() {
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FillRectangle(destination, source, offset)
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FillRectangle(destination, source)
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return
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}
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FillRectangleShatter(destination, source, offset, insetBounds)
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FillRectangleShatter(destination, source, insetBounds)
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}
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// FillRectangleShatter is like FillRectangle, but it does not draw in areas
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@ -59,12 +52,14 @@ func StrokeRectangle (
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func FillRectangleShatter (
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destination canvas.Canvas,
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source canvas.Canvas,
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offset image.Point,
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rocks ...image.Rectangle,
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) {
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tiles := shatter.Shatter(source.Bounds().Sub(offset), rocks...)
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tiles := shatter.Shatter(destination.Bounds(), rocks...)
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offset := source.Bounds().Min.Sub(destination.Bounds().Min)
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for _, tile := range tiles {
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FillRectangle(destination, canvas.Cut(source, tile), offset)
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FillRectangle (
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canvas.Cut(destination, tile),
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canvas.Cut(source, tile.Add(offset)))
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}
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}
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@ -4,11 +4,14 @@ import "fmt"
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import "time"
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import "image"
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import "image/color"
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import "git.tebibyte.media/sashakoshka/tomo/canvas"
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import "git.tebibyte.media/sashakoshka/tomo/artist"
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import "git.tebibyte.media/sashakoshka/tomo/shatter"
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import "git.tebibyte.media/sashakoshka/tomo/textdraw"
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import "git.tebibyte.media/sashakoshka/tomo/defaultfont"
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import "git.tebibyte.media/sashakoshka/tomo/elements/core"
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import "git.tebibyte.media/sashakoshka/tomo/artist/shapes"
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import "git.tebibyte.media/sashakoshka/tomo/artist/patterns"
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// Artist is an element that displays shapes and patterns drawn by the artist
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// package in order to test it.
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@ -21,103 +24,52 @@ type Artist struct {
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func NewArtist () (element *Artist) {
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element = &Artist { }
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element.Core, element.core = core.NewCore(element.draw)
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element.core.SetMinimumSize(240, 360)
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element.core.SetMinimumSize(240, 240)
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return
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}
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func (element *Artist) draw () {
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bounds := element.Bounds()
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artist.FillRectangle(element.core, artist.NewUniform(hex(0)), bounds)
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patterns.Uhex(0x000000FF).Draw(element.core, bounds)
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drawStart := time.Now()
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// 0, 0
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artist.FillRectangle (
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element.core,
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artist.Beveled {
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artist.NewUniform(hex(0xFF0000FF)),
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artist.NewUniform(hex(0x0000FFFF)),
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},
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element.cellAt(0, 0))
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// 1, 0
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artist.StrokeRectangle (
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element.core,
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artist.NewUniform(hex(0x00FF00FF)), 3,
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element.cellAt(1, 0))
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// 2, 0
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artist.FillRectangle (
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element.core,
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artist.NewMultiBordered (
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artist.Stroke { Pattern: uhex(0xFF0000FF), Weight: 1 },
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artist.Stroke { Pattern: uhex(0x888800FF), Weight: 2 },
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artist.Stroke { Pattern: uhex(0x00FF00FF), Weight: 3 },
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artist.Stroke { Pattern: uhex(0x008888FF), Weight: 4 },
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artist.Stroke { Pattern: uhex(0x0000FFFF), Weight: 5 },
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),
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element.cellAt(2, 0))
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// 3, 0
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artist.FillRectangle (
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element.core,
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artist.Bordered {
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Stroke: artist.Stroke { Pattern: uhex(0x0000FFFF), Weight: 5 },
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Fill: uhex(0xFF0000FF),
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},
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element.cellAt(3, 0))
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// 0, 0 - 3, 0
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for x := 0; x < 4; x ++ {
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element.colorLines(x + 1, element.cellAt(x, 0).Bounds())
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}
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// 4, 0
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artist.FillRectangle (
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element.core,
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artist.Padded {
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Stroke: uhex(0xFFFFFFFF),
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Fill: uhex(0x666666FF),
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Sides: []int { 4, 13, 2, 0 },
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},
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element.cellAt(4, 0))
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c40 := element.cellAt(4, 0)
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shapes.StrokeColorRectangle(c40, artist.Hex(0x888888FF), c40.Bounds(), 1)
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shapes.ColorLine (
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c40, artist.Hex(0xFF0000FF), 1,
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c40.Bounds().Min, c40.Bounds().Max)
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// 0, 1 - 3, 1
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for x := 0; x < 4; x ++ {
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artist.FillRectangle (
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element.core,
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artist.Striped {
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First: artist.Stroke { Pattern: uhex(0xFF8800FF), Weight: 7 },
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Second: artist.Stroke { Pattern: uhex(0x0088FFFF), Weight: 2 },
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Orientation: artist.Orientation(x),
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},
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element.cellAt(x, 1))
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}
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// 0, 1
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c01 := element.cellAt(0, 1)
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shapes.StrokeColorRectangle(c01, artist.Hex(0x888888FF), c01.Bounds(), 1)
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shapes.FillColorEllipse(element.core, artist.Hex(0x00FF00FF), c01.Bounds())
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// 0, 2 - 3, 2
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for x := 0; x < 4; x ++ {
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element.lines(x + 1, element.cellAt(x, 2))
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}
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// 0, 3
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artist.StrokeRectangle (
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element.core, uhex(0x888888FF), 1,
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element.cellAt(0, 3))
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artist.FillEllipse(element.core, uhex(0x00FF00FF), element.cellAt(0, 3))
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// 1, 3 - 3, 3
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// 1, 1 - 3, 1
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for x := 1; x < 4; x ++ {
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artist.StrokeRectangle (
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element.core,uhex(0x888888FF), 1,
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element.cellAt(x, 3))
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artist.StrokeEllipse (
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c := element.cellAt(x, 1)
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shapes.StrokeColorRectangle (
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element.core, artist.Hex(0x888888FF),
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c.Bounds(), 1)
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shapes.StrokeColorEllipse (
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element.core,
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[]artist.Pattern {
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uhex(0xFF0000FF),
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uhex(0x00FF00FF),
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uhex(0xFF00FFFF),
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[]color.RGBA {
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artist.Hex(0xFF0000FF),
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artist.Hex(0x00FF00FF),
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artist.Hex(0xFF00FFFF),
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} [x - 1],
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x, element.cellAt(x, 3))
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c.Bounds(), x)
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}
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// 4, 3
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shatterPos := element.cellAt(4, 3).Min
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// 4, 1
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c41 := element.cellAt(4, 1)
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shatterPos := c41.Bounds().Min
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rocks := []image.Rectangle {
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image.Rect(3, 12, 13, 23).Add(shatterPos),
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// image.Rect(30, 10, 40, 23).Add(shatterPos),
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@ -125,159 +77,36 @@ func (element *Artist) draw () {
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image.Rect(30, -10, 40, 43).Add(shatterPos),
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image.Rect(80, 30, 90, 45).Add(shatterPos),
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}
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tiles := shatter.Shatter(element.cellAt(4, 3), rocks...)
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for _, tile := range tiles {
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artist.FillRectangle (
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element.core,
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artist.Bordered {
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Fill: uhex(0x888888FF),
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Stroke: artist.Stroke {
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Pattern: artist.Beveled {
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uhex(0xCCCCCCFF),
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uhex(0x444444FF),
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},
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Weight: 1,
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},
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},
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tile)
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tiles := shatter.Shatter(c41.Bounds(), rocks...)
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for index, tile := range tiles {
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artist.DrawBounds (
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element.core, tile,
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[]artist.Pattern {
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patterns.Uhex(0xFF0000FF),
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patterns.Uhex(0x00FF00FF),
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patterns.Uhex(0xFF00FFFF),
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patterns.Uhex(0xFFFF00FF),
|
||||
patterns.Uhex(0x00FFFFFF),
|
||||
} [index % 5], tile)
|
||||
}
|
||||
|
||||
// 0, 4 - 3, 4
|
||||
for x := 0; x < 4; x ++ {
|
||||
artist.FillEllipse (
|
||||
element.core,
|
||||
artist.Split {
|
||||
First: uhex(0xFF0000FF),
|
||||
Second: uhex(0x0000FFFF),
|
||||
Orientation: artist.Orientation(x),
|
||||
},
|
||||
element.cellAt(x, 4))
|
||||
}
|
||||
// 0, 2
|
||||
c02 := element.cellAt(0, 2)
|
||||
shapes.StrokeColorRectangle(c02, artist.Hex(0x888888FF), c02.Bounds(), 1)
|
||||
shapes.FillEllipse(c02, c41)
|
||||
|
||||
// 1, 2
|
||||
c12 := element.cellAt(1, 2)
|
||||
shapes.StrokeColorRectangle(c12, artist.Hex(0x888888FF), c12.Bounds(), 1)
|
||||
shapes.StrokeEllipse(c12, c41, 5)
|
||||
|
||||
// 0, 5
|
||||
artist.FillRectangle (
|
||||
element.core,
|
||||
artist.QuadBeveled {
|
||||
uhex(0x880000FF),
|
||||
uhex(0x00FF00FF),
|
||||
uhex(0x0000FFFF),
|
||||
uhex(0xFF00FFFF),
|
||||
},
|
||||
element.cellAt(0, 5))
|
||||
|
||||
// 1, 5
|
||||
artist.FillRectangle (
|
||||
element.core,
|
||||
artist.Checkered {
|
||||
First: artist.QuadBeveled {
|
||||
uhex(0x880000FF),
|
||||
uhex(0x00FF00FF),
|
||||
uhex(0x0000FFFF),
|
||||
uhex(0xFF00FFFF),
|
||||
},
|
||||
Second: artist.Striped {
|
||||
First: artist.Stroke { Pattern: uhex(0xFF8800FF), Weight: 1 },
|
||||
Second: artist.Stroke { Pattern: uhex(0x0088FFFF), Weight: 1 },
|
||||
Orientation: artist.OrientationVertical,
|
||||
},
|
||||
CellWidth: 32,
|
||||
CellHeight: 16,
|
||||
},
|
||||
element.cellAt(1, 5))
|
||||
|
||||
// 2, 5
|
||||
artist.FillRectangle (
|
||||
element.core,
|
||||
artist.Dotted {
|
||||
Foreground: uhex(0x00FF00FF),
|
||||
Background: artist.Checkered {
|
||||
First: uhex(0x444444FF),
|
||||
Second: uhex(0x888888FF),
|
||||
CellWidth: 16,
|
||||
CellHeight: 16,
|
||||
},
|
||||
Size: 8,
|
||||
Spacing: 16,
|
||||
},
|
||||
element.cellAt(2, 5))
|
||||
|
||||
// 3, 5
|
||||
artist.FillRectangle (
|
||||
element.core,
|
||||
artist.Tiled {
|
||||
Pattern: artist.QuadBeveled {
|
||||
uhex(0x880000FF),
|
||||
uhex(0x00FF00FF),
|
||||
uhex(0x0000FFFF),
|
||||
uhex(0xFF00FFFF),
|
||||
},
|
||||
CellWidth: 17,
|
||||
CellHeight: 23,
|
||||
},
|
||||
element.cellAt(3, 5))
|
||||
|
||||
// 0, 6 - 3, 6
|
||||
for x := 0; x < 4; x ++ {
|
||||
artist.FillRectangle (
|
||||
element.core,
|
||||
artist.Gradient {
|
||||
First: uhex(0xFF0000FF),
|
||||
Second: uhex(0x0000FFFF),
|
||||
Orientation: artist.Orientation(x),
|
||||
},
|
||||
element.cellAt(x, 6))
|
||||
}
|
||||
// 2, 2
|
||||
c22 := element.cellAt(2, 2)
|
||||
shapes.FillRectangle(c22, c41)
|
||||
|
||||
// 0, 7
|
||||
artist.FillEllipse (
|
||||
element.core,
|
||||
artist.EllipticallyBordered {
|
||||
Fill: artist.Gradient {
|
||||
First: uhex(0x00FF00FF),
|
||||
Second: uhex(0x0000FFFF),
|
||||
Orientation: artist.OrientationVertical,
|
||||
},
|
||||
Stroke: artist.Stroke { Pattern: uhex(0x00FF00), Weight: 5 },
|
||||
},
|
||||
element.cellAt(0, 7))
|
||||
|
||||
// 1, 7
|
||||
artist.FillRectangle (
|
||||
element.core,
|
||||
artist.Noisy {
|
||||
Low: uhex(0x000000FF),
|
||||
High: uhex(0xFFFFFFFF),
|
||||
Seed: 0,
|
||||
},
|
||||
element.cellAt(1, 7),
|
||||
)
|
||||
|
||||
// 2, 7
|
||||
artist.FillRectangle (
|
||||
element.core,
|
||||
artist.Noisy {
|
||||
Low: uhex(0x000000FF),
|
||||
High: artist.Gradient {
|
||||
First: uhex(0x000000FF),
|
||||
Second: uhex(0xFFFFFFFF),
|
||||
Orientation: artist.OrientationVertical,
|
||||
},
|
||||
Seed: 0,
|
||||
},
|
||||
element.cellAt(2, 7),
|
||||
)
|
||||
|
||||
// 3, 7
|
||||
artist.FillRectangle (
|
||||
element.core,
|
||||
artist.Noisy {
|
||||
Low: uhex(0x000000FF),
|
||||
High: uhex(0xFFFFFFFF),
|
||||
Seed: 0,
|
||||
Harsh: true,
|
||||
},
|
||||
element.cellAt(3, 7),
|
||||
)
|
||||
// 3, 2
|
||||
c32 := element.cellAt(3, 2)
|
||||
shapes.StrokeRectangle(c32, c41, 5)
|
||||
|
||||
// how long did that take to render?
|
||||
drawTime := time.Since(drawStart)
|
||||
@ -288,68 +117,51 @@ func (element *Artist) draw () {
|
||||
drawTime.Milliseconds(),
|
||||
drawTime.Microseconds())))
|
||||
textDrawer.Draw (
|
||||
element.core, uhex(0xFFFFFFFF),
|
||||
element.core, artist.Hex(0xFFFFFFFF),
|
||||
image.Pt(bounds.Min.X + 8, bounds.Max.Y - 24))
|
||||
}
|
||||
|
||||
func (element *Artist) lines (weight int, bounds image.Rectangle) {
|
||||
func (element *Artist) colorLines (weight int, bounds image.Rectangle) {
|
||||
bounds = bounds.Inset(4)
|
||||
c := uhex(0xFFFFFFFF)
|
||||
artist.Line(element.core, c, weight, bounds.Min, bounds.Max)
|
||||
artist.Line (
|
||||
c := artist.Hex(0xFFFFFFFF)
|
||||
shapes.ColorLine(element.core, c, weight, bounds.Min, bounds.Max)
|
||||
shapes.ColorLine (
|
||||
element.core, c, weight,
|
||||
image.Pt(bounds.Max.X, bounds.Min.Y),
|
||||
image.Pt(bounds.Min.X, bounds.Max.Y))
|
||||
artist.Line (
|
||||
shapes.ColorLine (
|
||||
element.core, c, weight,
|
||||
image.Pt(bounds.Max.X, bounds.Min.Y + 16),
|
||||
image.Pt(bounds.Min.X, bounds.Max.Y - 16))
|
||||
artist.Line (
|
||||
shapes.ColorLine (
|
||||
element.core, c, weight,
|
||||
image.Pt(bounds.Min.X, bounds.Min.Y + 16),
|
||||
image.Pt(bounds.Max.X, bounds.Max.Y - 16))
|
||||
artist.Line (
|
||||
shapes.ColorLine (
|
||||
element.core, c, weight,
|
||||
image.Pt(bounds.Min.X + 20, bounds.Min.Y),
|
||||
image.Pt(bounds.Max.X - 20, bounds.Max.Y))
|
||||
artist.Line (
|
||||
shapes.ColorLine (
|
||||
element.core, c, weight,
|
||||
image.Pt(bounds.Max.X - 20, bounds.Min.Y),
|
||||
image.Pt(bounds.Min.X + 20, bounds.Max.Y))
|
||||
artist.Line (
|
||||
shapes.ColorLine (
|
||||
element.core, c, weight,
|
||||
image.Pt(bounds.Min.X, bounds.Min.Y + bounds.Dy() / 2),
|
||||
image.Pt(bounds.Max.X, bounds.Min.Y + bounds.Dy() / 2))
|
||||
artist.Line (
|
||||
shapes.ColorLine (
|
||||
element.core, c, weight,
|
||||
image.Pt(bounds.Min.X + bounds.Dx() / 2, bounds.Min.Y),
|
||||
image.Pt(bounds.Min.X + bounds.Dx() / 2, bounds.Max.Y))
|
||||
}
|
||||
|
||||
func (element *Artist) cellAt (x, y int) (image.Rectangle) {
|
||||
func (element *Artist) cellAt (x, y int) (canvas.Canvas) {
|
||||
bounds := element.Bounds()
|
||||
cellBounds := image.Rectangle { }
|
||||
cellBounds.Min = bounds.Min
|
||||
cellBounds.Max.X = bounds.Min.X + bounds.Dx() / 5
|
||||
cellBounds.Max.Y = bounds.Min.Y + (bounds.Dy() - 48) / 8
|
||||
return cellBounds.Add (image.Pt (
|
||||
cellBounds.Max.Y = bounds.Min.Y + (bounds.Dy() - 48) / 4
|
||||
return canvas.Cut (element.core, cellBounds.Add (image.Pt (
|
||||
x * cellBounds.Dx(),
|
||||
y * cellBounds.Dy()))
|
||||
}
|
||||
|
||||
func hex (n uint32) (c color.RGBA) {
|
||||
c.A = uint8(n)
|
||||
c.B = uint8(n >> 8)
|
||||
c.G = uint8(n >> 16)
|
||||
c.R = uint8(n >> 24)
|
||||
return
|
||||
}
|
||||
|
||||
func uhex (n uint32) (artist.Pattern) {
|
||||
return artist.NewUniform (color.RGBA {
|
||||
A: uint8(n),
|
||||
B: uint8(n >> 8),
|
||||
G: uint8(n >> 16),
|
||||
R: uint8(n >> 24),
|
||||
})
|
||||
y * cellBounds.Dy())))
|
||||
}
|
||||
|
||||
@ -1,11 +1,11 @@
|
||||
package testing
|
||||
|
||||
import "image"
|
||||
import "image/color"
|
||||
import "git.tebibyte.media/sashakoshka/tomo/input"
|
||||
import "git.tebibyte.media/sashakoshka/tomo/config"
|
||||
import "git.tebibyte.media/sashakoshka/tomo/theme"
|
||||
import "git.tebibyte.media/sashakoshka/tomo/config"
|
||||
import "git.tebibyte.media/sashakoshka/tomo/artist"
|
||||
import "git.tebibyte.media/sashakoshka/tomo/artist/shapes"
|
||||
import "git.tebibyte.media/sashakoshka/tomo/elements/core"
|
||||
|
||||
// Mouse is an element capable of testing mouse input. When the mouse is clicked
|
||||
@ -14,7 +14,6 @@ type Mouse struct {
|
||||
*core.Core
|
||||
core core.CoreControl
|
||||
drawing bool
|
||||
color artist.Pattern
|
||||
lastMousePos image.Point
|
||||
|
||||
config config.Config
|
||||
@ -27,7 +26,6 @@ func NewMouse () (element *Mouse) {
|
||||
element = &Mouse { c: theme.C("testing", "mouse") }
|
||||
element.Core, element.core = core.NewCore(element.draw)
|
||||
element.core.SetMinimumSize(32, 32)
|
||||
element.color = artist.NewUniform(color.Black)
|
||||
return
|
||||
}
|
||||
|
||||
@ -55,17 +53,17 @@ func (element *Mouse) draw () {
|
||||
theme.PatternAccent,
|
||||
theme.PatternState { },
|
||||
element.c)
|
||||
artist.FillRectangle(element.core, pattern, bounds)
|
||||
artist.StrokeRectangle (
|
||||
pattern.Draw(element.core, bounds)
|
||||
shapes.StrokeColorRectangle (
|
||||
element.core,
|
||||
artist.NewUniform(color.Black), 1,
|
||||
bounds)
|
||||
artist.Line (
|
||||
element.core, artist.NewUniform(color.White), 1,
|
||||
artist.Hex(0x000000FF),
|
||||
bounds, 1)
|
||||
shapes.ColorLine (
|
||||
element.core, artist.Hex(0xFFFFFFFF), 1,
|
||||
bounds.Min.Add(image.Pt(1, 1)),
|
||||
bounds.Min.Add(image.Pt(bounds.Dx() - 2, bounds.Dy() - 2)))
|
||||
artist.Line (
|
||||
element.core, artist.NewUniform(color.White), 1,
|
||||
shapes.ColorLine (
|
||||
element.core, artist.Hex(0xFFFFFFFF), 1,
|
||||
bounds.Min.Add(image.Pt(1, bounds.Dy() - 2)),
|
||||
bounds.Min.Add(image.Pt(bounds.Dx() - 2, 1)))
|
||||
}
|
||||
@ -78,8 +76,8 @@ func (element *Mouse) HandleMouseDown (x, y int, button input.Button) {
|
||||
func (element *Mouse) HandleMouseUp (x, y int, button input.Button) {
|
||||
element.drawing = false
|
||||
mousePos := image.Pt(x, y)
|
||||
element.core.DamageRegion (artist.Line (
|
||||
element.core, element.color, 1,
|
||||
element.core.DamageRegion (shapes.ColorLine (
|
||||
element.core, artist.Hex(0x000000FF), 1,
|
||||
element.lastMousePos, mousePos))
|
||||
element.lastMousePos = mousePos
|
||||
}
|
||||
@ -87,8 +85,8 @@ func (element *Mouse) HandleMouseUp (x, y int, button input.Button) {
|
||||
func (element *Mouse) HandleMouseMove (x, y int) {
|
||||
if !element.drawing { return }
|
||||
mousePos := image.Pt(x, y)
|
||||
element.core.DamageRegion (artist.Line (
|
||||
element.core, element.color, 1,
|
||||
element.core.DamageRegion (shapes.ColorLine (
|
||||
element.core, artist.Hex(0x000000FF), 1,
|
||||
element.lastMousePos, mousePos))
|
||||
element.lastMousePos = mousePos
|
||||
}
|
||||
|
||||
@ -11,12 +11,12 @@ func main () {
|
||||
}
|
||||
|
||||
func run () {
|
||||
window, _ := tomo.NewWindow(128, 128)
|
||||
window, _ := tomo.NewWindow(480, 360)
|
||||
window.SetTitle("Draw Test")
|
||||
window.Adopt(testing.NewArtist())
|
||||
window.OnClose(tomo.Stop)
|
||||
window.Show()
|
||||
go func () {
|
||||
http.ListenAndServe("localhost:6060", nil)
|
||||
http.ListenAndServe("localhost:9090", nil)
|
||||
} ()
|
||||
}
|
||||
|
||||
@ -3,9 +3,9 @@ package textdraw
|
||||
import "image"
|
||||
import "unicode"
|
||||
import "image/draw"
|
||||
import "image/color"
|
||||
import "golang.org/x/image/math/fixed"
|
||||
import "git.tebibyte.media/sashakoshka/tomo/canvas"
|
||||
import "git.tebibyte.media/sashakoshka/tomo/artist"
|
||||
|
||||
// Drawer is an extended TypeSetter that is able to draw text. Much like
|
||||
// TypeSetter, It has no constructor and its zero value can be used safely.
|
||||
@ -14,17 +14,11 @@ type Drawer struct { TypeSetter }
|
||||
// Draw draws the drawer's text onto the specified canvas at the given offset.
|
||||
func (drawer Drawer) Draw (
|
||||
destination canvas.Canvas,
|
||||
source artist.Pattern,
|
||||
color color.RGBA,
|
||||
offset image.Point,
|
||||
) (
|
||||
updatedRegion image.Rectangle,
|
||||
) {
|
||||
wrappedSource := artist.WrappedPattern {
|
||||
Pattern: source,
|
||||
Width: 0,
|
||||
Height: 0, // TODO: choose a better width and height
|
||||
}
|
||||
|
||||
drawer.For (func (
|
||||
index int,
|
||||
char rune,
|
||||
@ -46,7 +40,7 @@ func (drawer Drawer) Draw (
|
||||
draw.DrawMask (
|
||||
destination,
|
||||
destinationRectangle,
|
||||
wrappedSource, image.Point { },
|
||||
image.NewUniform(color), image.Point { },
|
||||
mask, maskPoint,
|
||||
draw.Over)
|
||||
|
||||
|
||||
Reference in New Issue
Block a user