IliaDenisov
91 lines
2.6 KiB
Go
91 lines
2.6 KiB
Go
package world
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import (
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"image"
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"image/color"
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"testing"
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"github.com/stretchr/testify/require"
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)
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type pointRadiusTheme struct {
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id string
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radius float64
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}
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func (t pointRadiusTheme) ID() string { return t.id }
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func (t pointRadiusTheme) Name() string { return t.id }
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func (t pointRadiusTheme) BackgroundColor() color.Color { return color.RGBA{A: 255} }
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func (t pointRadiusTheme) BackgroundImage() image.Image { return nil }
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func (t pointRadiusTheme) BackgroundTileMode() BackgroundTileMode { return BackgroundTileNone }
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func (t pointRadiusTheme) BackgroundScaleMode() BackgroundScaleMode { return BackgroundScaleNone }
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func (t pointRadiusTheme) BackgroundAnchorMode() BackgroundAnchorMode { return BackgroundAnchorWorld }
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func (t pointRadiusTheme) PointStyle() Style {
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return Style{FillColor: color.RGBA{A: 255}, PointRadiusPx: t.radius}
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}
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func (t pointRadiusTheme) LineStyle() Style {
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return Style{StrokeColor: color.RGBA{A: 255}, StrokeWidthPx: 1}
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}
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func (t pointRadiusTheme) CircleStyle() Style {
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return Style{FillColor: color.RGBA{A: 255}, StrokeColor: color.RGBA{A: 255}, StrokeWidthPx: 1}
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}
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func (t pointRadiusTheme) PointClassOverride(PointClassID) (StyleOverride, bool) {
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return StyleOverride{}, false
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}
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func (t pointRadiusTheme) LineClassOverride(LineClassID) (StyleOverride, bool) {
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return StyleOverride{}, false
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}
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func (t pointRadiusTheme) CircleClassOverride(CircleClassID) (StyleOverride, bool) {
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return StyleOverride{}, false
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}
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func TestRender_ThemeChange_AppliesWithoutReindex_UsesLatestObjectStyles(t *testing.T) {
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t.Parallel()
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w := NewWorld(10, 10)
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// Build index once.
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w.IndexOnViewportChange(100, 100, 1.0)
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// Theme A: point radius 2
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w.SetTheme(pointRadiusTheme{id: "A", radius: 2})
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_, err := w.AddPoint(5, 5)
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require.NoError(t, err)
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// Ensure the point is actually present in grid (it will be, because Add triggers rebuild via index state).
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// Render once.
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params := RenderParams{
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ViewportWidthPx: 100,
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ViewportHeightPx: 100,
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MarginXPx: 0,
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MarginYPx: 0,
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CameraXWorldFp: 5 * SCALE,
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CameraYWorldFp: 5 * SCALE,
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CameraZoom: 1.0,
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}
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d1 := &fakePrimitiveDrawer{}
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require.NoError(t, w.Render(d1, params))
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p1 := d1.CommandsByName("AddPoint")
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require.NotEmpty(t, p1)
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r1 := p1[0].Args[2]
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require.Equal(t, 2.0, r1)
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// Theme B: point radius 7. Change theme, but DO NOT reindex.
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w.SetTheme(pointRadiusTheme{id: "B", radius: 7})
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d2 := &fakePrimitiveDrawer{}
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require.NoError(t, w.Render(d2, params))
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p2 := d2.CommandsByName("AddPoint")
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require.NotEmpty(t, p2)
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r2 := p2[0].Args[2]
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require.Equal(t, 7.0, r2)
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}
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