80 lines
1.9 KiB
Go
80 lines
1.9 KiB
Go
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package testing
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import "image"
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import "image/color"
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import "git.tebibyte.media/sashakoshka/tomo/artist"
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import "git.tebibyte.media/sashakoshka/tomo/elements/core"
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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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type Artist struct {
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*core.Core
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core core.CoreControl
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cellBounds image.Rectangle
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}
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// NewArtist creates a new artist test element.
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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)
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element.core.SetMinimumSize(400, 300)
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return
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}
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func (element *Artist) Resize (width, height int) {
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element.core.AllocateCanvas(width, height)
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bounds := element.Bounds()
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element.cellBounds.Max.X = bounds.Dx() / 4
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element.cellBounds.Max.Y = bounds.Dy() / 4
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// 0, 0
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artist.FillRectangle (
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element,
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artist.Chiseled {
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Highlight: artist.NewUniform(hex(0xFF0000FF)),
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Shadow: 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,
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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,
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artist.NewMultiBorder (
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artist.Border { Stroke: uhex(0xFF0000FF), Weight: 1 },
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artist.Border { Stroke: uhex(0x888800FF), Weight: 2 },
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artist.Border { Stroke: uhex(0x00FF00FF), Weight: 3 },
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artist.Border { Stroke: uhex(0x008888FF), Weight: 4 },
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artist.Border { Stroke: uhex(0x0000FFFF), Weight: 5 },
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),
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element.cellAt(2, 0))
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}
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func (element *Artist) cellAt (x, y int) (image.Rectangle) {
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return element.cellBounds.Add (image.Pt (
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x * element.cellBounds.Dx(),
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y * element.cellBounds.Dy()))
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}
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func hex (n uint32) (c color.RGBA) {
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c.A = uint8(n)
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c.B = uint8(n >> 8)
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c.G = uint8(n >> 16)
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c.R = uint8(n >> 24)
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return
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}
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func uhex (n uint32) (artist.Pattern) {
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return artist.NewUniform (color.RGBA {
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A: uint8(n),
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B: uint8(n >> 8),
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G: uint8(n >> 16),
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R: uint8(n >> 24),
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})
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}
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