210 lines
6.2 KiB
Go
210 lines
6.2 KiB
Go
package testing
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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 "tomo"
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import "art"
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import "art/shatter"
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import "tomo/textdraw"
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import "art/shapes"
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import "art/artutil"
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import "art/patterns"
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// Artist is an element that displays shapes and patterns drawn by the art
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// package in order to test it.
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type Artist struct {
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entity tomo.Entity
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}
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// NewArtist creates a new art test element.
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func NewArtist () (element *Artist) {
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element = &Artist { }
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element.entity = tomo.GetBackend().NewEntity(element)
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element.entity.SetMinimumSize(240, 240)
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return
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}
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func (element *Artist) Entity () tomo.Entity {
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return element.entity
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}
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func (element *Artist) Draw (destination art.Canvas) {
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bounds := element.entity.Bounds()
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patterns.Uhex(0x000000FF).Draw(destination, bounds)
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drawStart := time.Now()
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// 0, 0 - 3, 0
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for x := 0; x < 4; x ++ {
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element.colorLines(destination, x + 1, element.cellAt(destination, x, 0).Bounds())
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}
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// 4, 0
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c40 := element.cellAt(destination, 4, 0)
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shapes.StrokeColorRectangle(c40, artutil.Hex(0x888888FF), c40.Bounds(), 1)
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shapes.ColorLine (
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c40, artutil.Hex(0xFF0000FF), 1,
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c40.Bounds().Min, c40.Bounds().Max)
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// 0, 1
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c01 := element.cellAt(destination, 0, 1)
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shapes.StrokeColorRectangle(c01, artutil.Hex(0x888888FF), c01.Bounds(), 1)
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shapes.FillColorEllipse(destination, artutil.Hex(0x00FF00FF), c01.Bounds())
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// 1, 1 - 3, 1
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for x := 1; x < 4; x ++ {
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c := element.cellAt(destination, x, 1)
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shapes.StrokeColorRectangle (
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destination, artutil.Hex(0x888888FF),
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c.Bounds(), 1)
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shapes.StrokeColorEllipse (
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destination,
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[]color.RGBA {
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artutil.Hex(0xFF0000FF),
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artutil.Hex(0x00FF00FF),
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artutil.Hex(0xFF00FFFF),
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} [x - 1],
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c.Bounds(), x)
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}
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// 4, 1
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c41 := element.cellAt(destination, 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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image.Rect(55, 40, 70, 49).Add(shatterPos),
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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(c41.Bounds(), rocks...)
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for index, tile := range tiles {
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[]art.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),
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patterns.Uhex(0x00FFFFFF),
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} [index % 5].Draw(destination, tile)
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}
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// 0, 2
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c02 := element.cellAt(destination, 0, 2)
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shapes.StrokeColorRectangle(c02, artutil.Hex(0x888888FF), c02.Bounds(), 1)
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shapes.FillEllipse(c02, c41, c02.Bounds())
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// 1, 2
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c12 := element.cellAt(destination, 1, 2)
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shapes.StrokeColorRectangle(c12, artutil.Hex(0x888888FF), c12.Bounds(), 1)
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shapes.StrokeEllipse(c12, c41, c12.Bounds(), 5)
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// 2, 2
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c22 := element.cellAt(destination, 2, 2)
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shapes.FillRectangle(c22, c41, c22.Bounds())
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// 3, 2
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c32 := element.cellAt(destination, 3, 2)
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shapes.StrokeRectangle(c32, c41, c32.Bounds(), 5)
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// 4, 2
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c42 := element.cellAt(destination, 4, 2)
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// 0, 3
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c03 := element.cellAt(destination, 0, 3)
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patterns.Border {
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Canvas: element.thingy(c42),
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Inset: art.Inset { 8, 8, 8, 8 },
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}.Draw(c03, c03.Bounds())
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// 1, 3
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c13 := element.cellAt(destination, 1, 3)
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patterns.Border {
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Canvas: element.thingy(c42),
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Inset: art.Inset { 8, 8, 8, 8 },
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}.Draw(c13, c13.Bounds().Inset(10))
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// 2, 3
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c23 := element.cellAt(destination, 2, 3)
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patterns.Border {
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Canvas: element.thingy(c42),
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Inset: art.Inset { 8, 8, 8, 8 },
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}.Draw(c23, c23.Bounds())
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patterns.Border {
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Canvas: element.thingy(c42),
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Inset: art.Inset { 8, 8, 8, 8 },
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}.Draw(art.Cut(c23, c23.Bounds().Inset(16)), c23.Bounds())
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// how long did that take to render?
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drawTime := time.Since(drawStart)
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textDrawer := textdraw.Drawer { }
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textDrawer.SetFace(element.entity.Theme().FontFace (
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tomo.FontStyleRegular,
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tomo.FontSizeNormal,
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tomo.C("tomo", "art")))
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textDrawer.SetText ([]rune (fmt.Sprintf (
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"%dms\n%dus",
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drawTime.Milliseconds(),
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drawTime.Microseconds())))
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textDrawer.Draw (
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destination, artutil.Hex(0xFFFFFFFF),
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image.Pt(bounds.Min.X + 8, bounds.Max.Y - 24))
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}
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func (element *Artist) colorLines (destination art.Canvas, weight int, bounds image.Rectangle) {
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bounds = bounds.Inset(4)
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c := artutil.Hex(0xFFFFFFFF)
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shapes.ColorLine(destination, c, weight, bounds.Min, bounds.Max)
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shapes.ColorLine (
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destination, c, weight,
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image.Pt(bounds.Max.X, bounds.Min.Y),
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image.Pt(bounds.Min.X, bounds.Max.Y))
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shapes.ColorLine (
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destination, c, weight,
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image.Pt(bounds.Max.X, bounds.Min.Y + 16),
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image.Pt(bounds.Min.X, bounds.Max.Y - 16))
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shapes.ColorLine (
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destination, c, weight,
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image.Pt(bounds.Min.X, bounds.Min.Y + 16),
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image.Pt(bounds.Max.X, bounds.Max.Y - 16))
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shapes.ColorLine (
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destination, c, weight,
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image.Pt(bounds.Min.X + 20, bounds.Min.Y),
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image.Pt(bounds.Max.X - 20, bounds.Max.Y))
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shapes.ColorLine (
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destination, c, weight,
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image.Pt(bounds.Max.X - 20, bounds.Min.Y),
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image.Pt(bounds.Min.X + 20, bounds.Max.Y))
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shapes.ColorLine (
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destination, c, weight,
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image.Pt(bounds.Min.X, bounds.Min.Y + bounds.Dy() / 2),
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image.Pt(bounds.Max.X, bounds.Min.Y + bounds.Dy() / 2))
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shapes.ColorLine (
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destination, c, weight,
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image.Pt(bounds.Min.X + bounds.Dx() / 2, bounds.Min.Y),
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image.Pt(bounds.Min.X + bounds.Dx() / 2, bounds.Max.Y))
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}
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func (element *Artist) cellAt (destination art.Canvas, x, y int) (art.Canvas) {
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bounds := element.entity.Bounds()
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cellBounds := image.Rectangle { }
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cellBounds.Min = bounds.Min
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cellBounds.Max.X = bounds.Min.X + bounds.Dx() / 5
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cellBounds.Max.Y = bounds.Min.Y + (bounds.Dy() - 48) / 4
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return art.Cut (destination, cellBounds.Add (image.Pt (
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x * cellBounds.Dx(),
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y * cellBounds.Dy())))
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}
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func (element *Artist) thingy (destination art.Canvas) (result art.Canvas) {
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bounds := destination.Bounds()
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bounds = image.Rect(0, 0, 32, 32).Add(bounds.Min)
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shapes.FillColorRectangle(destination, artutil.Hex(0x440000FF), bounds)
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shapes.StrokeColorRectangle(destination, artutil.Hex(0xFF0000FF), bounds, 1)
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shapes.StrokeColorRectangle(destination, artutil.Hex(0x004400FF), bounds.Inset(4), 1)
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shapes.FillColorRectangle(destination, artutil.Hex(0x004444FF), bounds.Inset(12))
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shapes.StrokeColorRectangle(destination, artutil.Hex(0x888888FF), bounds.Inset(8), 1)
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return art.Cut(destination, bounds)
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}
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