mirror of
https://github.com/mvvasilev/last_light.git
synced 2025-04-19 12:49:52 +03:00
Fix layering
This commit is contained in:
parent
6d576939db
commit
c2cd1dcf97
6 changed files with 377 additions and 317 deletions
2
main.go
2
main.go
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@ -45,7 +45,7 @@ func main() {
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layers.Insert(0, rect)
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layers.Insert(1, text)
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layers.Remove(text.UniqueId())
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//layers.Remove(text.UniqueId())
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events := make(chan tcell.Event)
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quit := make(chan struct{})
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78
render/grid.go
Normal file
78
render/grid.go
Normal file
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@ -0,0 +1,78 @@
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package render
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import (
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"mvvasilev/last_light/util"
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"github.com/gdamore/tcell/v2"
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"github.com/google/uuid"
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)
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type grid struct {
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id uuid.UUID
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internalCellSize util.Size
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numCellsHorizontal uint16
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numCellsVertical uint16
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position util.Position
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style tcell.Style
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northBorder rune
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westBorder rune
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eastBorder rune
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southBorder rune
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nwCorner rune
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swCorner rune
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seCorner rune
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neCorner rune
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verticalTJunction rune
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horizontalTJunction rune
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crossJunction rune
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fillRune rune
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}
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func CreateGrid(
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x uint16,
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y uint16,
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cellWidth uint16,
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cellHeight uint16,
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numCellsHorizontal uint16,
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numCellsVertical uint16,
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nwCorner, northBorder, neCorner,
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westBorder, fillRune, eastBorder,
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swCorner, southBorder, seCorner,
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verticalTJunction, horizontalTJunction,
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crossJunction rune,
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style tcell.Style,
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) grid {
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return grid{
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id: uuid.New(),
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internalCellSize: util.SizeOf(cellWidth, cellHeight),
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numCellsHorizontal: numCellsHorizontal,
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numCellsVertical: numCellsVertical,
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position: util.PositionAt(x, y),
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style: style,
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northBorder: northBorder,
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eastBorder: eastBorder,
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southBorder: southBorder,
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westBorder: westBorder,
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nwCorner: nwCorner,
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seCorner: seCorner,
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swCorner: swCorner,
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neCorner: neCorner,
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fillRune: fillRune,
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verticalTJunction: verticalTJunction,
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horizontalTJunction: horizontalTJunction,
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crossJunction: crossJunction,
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}
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}
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func (g grid) UniqueId() uuid.UUID {
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return g.id
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}
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func (g grid) Draw(s tcell.Screen) {
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}
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@ -5,50 +5,95 @@ import (
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"github.com/gdamore/tcell/v2"
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"github.com/google/uuid"
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"github.com/tidwall/btree"
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)
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type layer struct {
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zIndex uint8
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contents []Drawable
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}
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func makeLayer(zIndex uint8) *layer {
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l := new(layer)
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l.zIndex = zIndex
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l.contents = make([]Drawable, 0, 1)
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return l
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}
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func (l *layer) push(drawable Drawable) {
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l.contents = append(l.contents, drawable)
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}
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func (l *layer) remove(uuid uuid.UUID) {
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l.contents = slices.DeleteFunc(l.contents, func(d Drawable) bool {
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return d.UniqueId() == uuid
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})
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}
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func (l *layer) draw(s tcell.Screen) {
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for _, d := range l.contents {
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d.Draw(s)
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}
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}
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type layeredDrawContainer struct {
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id uuid.UUID
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layers *btree.Map[uint8, []Drawable]
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layers []*layer
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}
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func CreateLayeredDrawContainer() *layeredDrawContainer {
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container := new(layeredDrawContainer)
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container.layers = btree.NewMap[uint8, []Drawable](2)
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container.layers = make([]*layer, 0, 32)
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return container
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}
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func (ldc *layeredDrawContainer) Insert(zLevel uint8, drawable Drawable) {
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arr, found := ldc.layers.Get(zLevel)
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// if no layers exist, just insert a new one
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if len(ldc.layers) == 0 {
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l := makeLayer(zLevel)
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l.push(drawable)
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ldc.layers = append(ldc.layers, l)
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if !found {
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arr = make([]Drawable, 1, 2)
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return
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}
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arr = append(arr, drawable)
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// find a layer with this z-index
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i := slices.IndexFunc(ldc.layers, func(l *layer) bool {
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return l.zIndex == zLevel
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})
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ldc.layers.Set(zLevel, arr)
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}
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// z index already exists
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if i > 0 {
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l := ldc.layers[i]
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l.push(drawable)
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func (ldc *layeredDrawContainer) Remove(id uuid.UUID) {
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ldc.layers.ScanMut(func(key uint8, value []Drawable) bool {
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newSlices := slices.DeleteFunc(value, func(v Drawable) bool { return v.UniqueId() == id })
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return
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}
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ldc.layers.Set(key, newSlices)
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// no such layer exists, create it
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if len(newSlices) != len(value) {
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return false // the slice has been modified, we have found the drawable. Return false to stop iteration.
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} else {
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return true // we haven't found it yet, keep going
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}
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l := makeLayer(zLevel)
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l.push(drawable)
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ldc.layers = append(ldc.layers, l)
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// order layers ascending
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slices.SortFunc(ldc.layers, func(l1 *layer, l2 *layer) int {
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return int(l1.zIndex) - int(l2.zIndex)
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})
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}
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func (ldc *layeredDrawContainer) Remove(id uuid.UUID) {
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for _, l := range ldc.layers {
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l.remove(id)
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}
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}
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func (ldc *layeredDrawContainer) Clear() {
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ldc.layers = btree.NewMap[uint8, []Drawable](2)
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ldc.layers = make([]*layer, 0, 32)
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}
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func (ldc *layeredDrawContainer) UniqueId() uuid.UUID {
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@ -56,11 +101,7 @@ func (ldc *layeredDrawContainer) UniqueId() uuid.UUID {
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}
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func (ldc *layeredDrawContainer) Draw(s tcell.Screen) {
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ldc.layers.Ascend(0, func(key uint8, value []Drawable) bool {
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for _, d := range value {
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d.Draw(s)
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}
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return true
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})
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for _, d := range ldc.layers {
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d.draw(s)
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}
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}
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140
render/rectangle.go
Normal file
140
render/rectangle.go
Normal file
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@ -0,0 +1,140 @@
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package render
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import (
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"mvvasilev/last_light/util"
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"github.com/gdamore/tcell/v2"
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"github.com/google/uuid"
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)
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type rectangle struct {
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id uuid.UUID
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size util.Size
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position util.Position
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style tcell.Style
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northBorder rune
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westBorder rune
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eastBorder rune
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southBorder rune
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nwCorner rune
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swCorner rune
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seCorner rune
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neCorner rune
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fillRune rune
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}
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func CreateSimpleRectangle(x uint16, y uint16, width uint16, height uint16, borderRune rune, fillRune rune, style tcell.Style) rectangle {
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return CreateRectangle(
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x, y, width, height,
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borderRune, borderRune, borderRune,
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borderRune, fillRune, borderRune,
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borderRune, borderRune, borderRune,
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style,
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)
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}
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// CreateRectangle(
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//
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// x, y, width, height,
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// '┌', '─', '┐',
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// '│', ' ', '│',
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// '└', '─', '┘',
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// style
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//
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// )
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func CreateRectangle(
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x uint16,
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y uint16,
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width uint16,
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height uint16,
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nwCorner, northBorder, neCorner,
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westBorder, fillRune, eastBorder,
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swCorner, southBorder, seCorner rune,
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style tcell.Style,
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) rectangle {
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return rectangle{
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id: uuid.New(),
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size: util.SizeOf(width, height),
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position: util.PositionAt(x, y),
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style: style,
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northBorder: northBorder,
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eastBorder: eastBorder,
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southBorder: southBorder,
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westBorder: westBorder,
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nwCorner: nwCorner,
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seCorner: seCorner,
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swCorner: swCorner,
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neCorner: neCorner,
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fillRune: fillRune,
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}
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}
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func (rect rectangle) UniqueId() uuid.UUID {
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return rect.id
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}
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func (rect rectangle) Draw(s tcell.Screen) {
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width := rect.size.Width()
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height := rect.size.Height()
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x := rect.position.X()
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y := rect.position.Y()
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for h := range height {
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for w := range width {
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// nw corner
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if w == 0 && h == 0 {
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s.SetContent(x+w, y+h, rect.nwCorner, nil, rect.style)
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continue
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}
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// ne corner
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if w == (width-1) && h == 0 {
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s.SetContent(x+w, y+h, rect.neCorner, nil, rect.style)
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continue
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}
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// sw corner
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if w == 0 && h == (height-1) {
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s.SetContent(x+w, y+h, rect.swCorner, nil, rect.style)
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continue
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}
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// se corner
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if w == (width-1) && h == (height-1) {
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s.SetContent(x+w, y+h, rect.seCorner, nil, rect.style)
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continue
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}
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// north border
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if h == 0 && (w != 0 && w != (width-1)) {
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s.SetContent(x+w, y+h, rect.northBorder, nil, rect.style)
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continue
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}
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// south border
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if h == (height-1) && (w != 0 && w != (width-1)) {
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s.SetContent(x+w, y+h, rect.southBorder, nil, rect.style)
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continue
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}
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// west border
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if w == 0 && (h != 0 && h != (height-1)) {
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s.SetContent(x+w, y+h, rect.westBorder, nil, rect.style)
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continue
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}
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// east border
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if w == (width-1) && (h != 0 && h != (height-1)) {
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s.SetContent(x+w, y+h, rect.eastBorder, nil, rect.style)
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continue
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}
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s.SetContent(x+w, y+h, rect.fillRune, nil, rect.style)
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}
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}
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}
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290
render/render.go
290
render/render.go
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@ -1,290 +0,0 @@
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package render
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import (
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"mvvasilev/last_light/util"
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"strings"
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"unicode/utf8"
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"github.com/gdamore/tcell/v2"
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"github.com/google/uuid"
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)
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type Drawable interface {
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UniqueId() uuid.UUID
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Draw(s tcell.Screen)
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}
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type rectangle struct {
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id uuid.UUID
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size util.Size
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position util.Position
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style tcell.Style
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northBorder rune
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westBorder rune
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eastBorder rune
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southBorder rune
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nwCorner rune
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swCorner rune
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seCorner rune
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neCorner rune
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fillRune rune
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}
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func CreateSimpleRectangle(x uint16, y uint16, width uint16, height uint16, borderRune rune, fillRune rune, style tcell.Style) rectangle {
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return CreateRectangle(
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x, y, width, height,
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borderRune, borderRune, borderRune,
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borderRune, fillRune, borderRune,
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borderRune, borderRune, borderRune,
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style,
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)
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}
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// CreateRectangle(
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//
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// x, y, width, height,
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// '┌', '─', '┐',
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// '│', ' ', '│',
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// '└', '─', '┘',
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// style
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//
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// )
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func CreateRectangle(
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x uint16,
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y uint16,
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width uint16,
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height uint16,
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nwCorner, northBorder, neCorner,
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westBorder, fillRune, eastBorder,
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swCorner, southBorder, seCorner rune,
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style tcell.Style,
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) rectangle {
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return rectangle{
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id: uuid.New(),
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size: util.SizeOf(width, height),
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position: util.PositionAt(x, y),
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style: style,
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northBorder: northBorder,
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eastBorder: eastBorder,
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southBorder: southBorder,
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westBorder: westBorder,
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nwCorner: nwCorner,
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seCorner: seCorner,
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swCorner: swCorner,
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neCorner: neCorner,
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fillRune: fillRune,
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}
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}
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func (rect rectangle) UniqueId() uuid.UUID {
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return rect.id
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}
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func (rect rectangle) Draw(s tcell.Screen) {
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width := rect.size.Width()
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height := rect.size.Height()
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x := rect.position.X()
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y := rect.position.Y()
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for h := range height {
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for w := range width {
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// nw corner
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if w == 0 && h == 0 {
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s.SetContent(x+w, y+h, rect.nwCorner, nil, rect.style)
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continue
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}
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// ne corner
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if w == (width-1) && h == 0 {
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s.SetContent(x+w, y+h, rect.neCorner, nil, rect.style)
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continue
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}
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// sw corner
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if w == 0 && h == (height-1) {
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s.SetContent(x+w, y+h, rect.swCorner, nil, rect.style)
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continue
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}
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// se corner
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if w == (width-1) && h == (height-1) {
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s.SetContent(x+w, y+h, rect.seCorner, nil, rect.style)
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continue
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}
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// north border
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if h == 0 && (w != 0 && w != (width-1)) {
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s.SetContent(x+w, y+h, rect.northBorder, nil, rect.style)
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continue
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}
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// south border
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if h == (height-1) && (w != 0 && w != (width-1)) {
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s.SetContent(x+w, y+h, rect.southBorder, nil, rect.style)
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continue
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}
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// west border
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if w == 0 && (h != 0 && h != (height-1)) {
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s.SetContent(x+w, y+h, rect.westBorder, nil, rect.style)
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continue
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}
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// east border
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if w == (width-1) && (h != 0 && h != (height-1)) {
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s.SetContent(x+w, y+h, rect.eastBorder, nil, rect.style)
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continue
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}
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s.SetContent(x+w, y+h, rect.fillRune, nil, rect.style)
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}
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}
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}
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type text struct {
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id uuid.UUID
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content []string
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position util.Position
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size util.Size
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style tcell.Style
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}
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func CreateText(
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x, y uint16,
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width, height uint16,
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content string,
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style tcell.Style,
|
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) text {
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return text{
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id: uuid.New(),
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content: strings.Split(content, " "),
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style: style,
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size: util.SizeOf(width, height),
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position: util.PositionAt(x, y),
|
||||
}
|
||||
}
|
||||
|
||||
func (t text) UniqueId() uuid.UUID {
|
||||
return t.id
|
||||
}
|
||||
|
||||
func (t text) Draw(s tcell.Screen) {
|
||||
width := t.size.Width()
|
||||
height := t.size.Height()
|
||||
x := t.position.X()
|
||||
y := t.position.Y()
|
||||
|
||||
currentHPos := 0
|
||||
currentVPos := 0
|
||||
|
||||
drawText := func(text string) {
|
||||
for i, r := range text {
|
||||
s.SetContent(x+currentHPos+i, y+currentVPos, r, nil, t.style)
|
||||
}
|
||||
}
|
||||
|
||||
for _, s := range t.content {
|
||||
runeCount := utf8.RuneCountInString(s)
|
||||
|
||||
if currentVPos > height {
|
||||
break
|
||||
}
|
||||
|
||||
// The current word cannot fit within the remaining space on the line
|
||||
if runeCount > (width - currentHPos) {
|
||||
currentVPos += 1 // next line
|
||||
currentHPos = 0 // reset to start of line
|
||||
|
||||
drawText(s + " ")
|
||||
currentHPos += runeCount + 1
|
||||
|
||||
continue
|
||||
}
|
||||
|
||||
// The current word fits exactly within the remaining space on the line
|
||||
if runeCount == (width - currentHPos) {
|
||||
drawText(s)
|
||||
|
||||
currentVPos += 1 // next line
|
||||
currentHPos = 0 // reset to start of line
|
||||
|
||||
continue
|
||||
}
|
||||
|
||||
// The current word fits within the remaining space, and there's more space left over
|
||||
drawText(s + " ")
|
||||
currentHPos += runeCount + 1 // add +1 to account for space after word
|
||||
}
|
||||
}
|
||||
|
||||
type grid struct {
|
||||
id uuid.UUID
|
||||
|
||||
internalCellSize util.Size
|
||||
numCellsHorizontal uint16
|
||||
numCellsVertical uint16
|
||||
position util.Position
|
||||
style tcell.Style
|
||||
|
||||
northBorder rune
|
||||
westBorder rune
|
||||
eastBorder rune
|
||||
southBorder rune
|
||||
|
||||
nwCorner rune
|
||||
swCorner rune
|
||||
seCorner rune
|
||||
neCorner rune
|
||||
|
||||
verticalTJunction rune
|
||||
horizontalTJunction rune
|
||||
crossJunction rune
|
||||
|
||||
fillRune rune
|
||||
}
|
||||
|
||||
func CreateGrid(
|
||||
x uint16,
|
||||
y uint16,
|
||||
cellWidth uint16,
|
||||
cellHeight uint16,
|
||||
numCellsHorizontal uint16,
|
||||
numCellsVertical uint16,
|
||||
nwCorner, northBorder, neCorner,
|
||||
westBorder, fillRune, eastBorder,
|
||||
swCorner, southBorder, seCorner,
|
||||
verticalTJunction, horizontalTJunction,
|
||||
crossJunction rune,
|
||||
style tcell.Style,
|
||||
) grid {
|
||||
return grid{
|
||||
id: uuid.New(),
|
||||
internalCellSize: util.SizeOf(cellWidth, cellHeight),
|
||||
numCellsHorizontal: numCellsHorizontal,
|
||||
numCellsVertical: numCellsVertical,
|
||||
position: util.PositionAt(x, y),
|
||||
style: style,
|
||||
northBorder: northBorder,
|
||||
eastBorder: eastBorder,
|
||||
southBorder: southBorder,
|
||||
westBorder: westBorder,
|
||||
nwCorner: nwCorner,
|
||||
seCorner: seCorner,
|
||||
swCorner: swCorner,
|
||||
neCorner: neCorner,
|
||||
fillRune: fillRune,
|
||||
verticalTJunction: verticalTJunction,
|
||||
horizontalTJunction: horizontalTJunction,
|
||||
crossJunction: crossJunction,
|
||||
}
|
||||
}
|
||||
|
||||
func (g grid) Draw(s tcell.Screen) {
|
||||
|
||||
}
|
||||
91
render/text.go
Normal file
91
render/text.go
Normal file
|
|
@ -0,0 +1,91 @@
|
|||
package render
|
||||
|
||||
import (
|
||||
"mvvasilev/last_light/util"
|
||||
"strings"
|
||||
"unicode/utf8"
|
||||
|
||||
"github.com/gdamore/tcell/v2"
|
||||
"github.com/google/uuid"
|
||||
)
|
||||
|
||||
type Drawable interface {
|
||||
UniqueId() uuid.UUID
|
||||
Draw(s tcell.Screen)
|
||||
}
|
||||
|
||||
type text struct {
|
||||
id uuid.UUID
|
||||
content []string
|
||||
position util.Position
|
||||
size util.Size
|
||||
style tcell.Style
|
||||
}
|
||||
|
||||
func CreateText(
|
||||
x, y uint16,
|
||||
width, height uint16,
|
||||
content string,
|
||||
style tcell.Style,
|
||||
) text {
|
||||
return text{
|
||||
id: uuid.New(),
|
||||
content: strings.Split(content, " "),
|
||||
style: style,
|
||||
size: util.SizeOf(width, height),
|
||||
position: util.PositionAt(x, y),
|
||||
}
|
||||
}
|
||||
|
||||
func (t text) UniqueId() uuid.UUID {
|
||||
return t.id
|
||||
}
|
||||
|
||||
func (t text) Draw(s tcell.Screen) {
|
||||
width := t.size.Width()
|
||||
height := t.size.Height()
|
||||
x := t.position.X()
|
||||
y := t.position.Y()
|
||||
|
||||
currentHPos := 0
|
||||
currentVPos := 0
|
||||
|
||||
drawText := func(text string) {
|
||||
for i, r := range text {
|
||||
s.SetContent(x+currentHPos+i, y+currentVPos, r, nil, t.style)
|
||||
}
|
||||
}
|
||||
|
||||
for _, s := range t.content {
|
||||
runeCount := utf8.RuneCountInString(s)
|
||||
|
||||
if currentVPos > height {
|
||||
break
|
||||
}
|
||||
|
||||
// The current word cannot fit within the remaining space on the line
|
||||
if runeCount > (width - currentHPos) {
|
||||
currentVPos += 1 // next line
|
||||
currentHPos = 0 // reset to start of line
|
||||
|
||||
drawText(s + " ")
|
||||
currentHPos += runeCount + 1
|
||||
|
||||
continue
|
||||
}
|
||||
|
||||
// The current word fits exactly within the remaining space on the line
|
||||
if runeCount == (width - currentHPos) {
|
||||
drawText(s)
|
||||
|
||||
currentVPos += 1 // next line
|
||||
currentHPos = 0 // reset to start of line
|
||||
|
||||
continue
|
||||
}
|
||||
|
||||
// The current word fits within the remaining space, and there's more space left over
|
||||
drawText(s + " ")
|
||||
currentHPos += runeCount + 1 // add +1 to account for space after word
|
||||
}
|
||||
}
|
||||
Loading…
Add table
Reference in a new issue