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@ -1,8 +1,6 @@
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package main
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import (
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"fmt"
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"github.com/gdamore/tcell/v2"
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)
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@ -24,13 +22,13 @@ func (m *boxWalker) HandleEvent(e tcell.Event) bool {
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if key == tcell.KeyRune {
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switch v.Rune() {
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case 'w':
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m.position.y--
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m.move(0, -1)
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case 'a':
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m.position.x--
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m.move(-1, 0)
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case 's':
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m.position.y++
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m.move(0, 1)
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case 'd':
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m.position.x++
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m.move(1, 0)
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}
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}
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default:
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@ -39,30 +37,35 @@ func (m *boxWalker) HandleEvent(e tcell.Event) bool {
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return true
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}
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func (m *boxWalker) move(dx, dy int) {
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m.position.x = clamp(m.position.x+dx, 0, m.width-1)
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m.position.y = clamp(m.position.y+dy, 0, m.height-1)
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}
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func (m *boxWalker) draw(ui *ui) {
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if m.position.x < 2 {
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m.position.x = 2
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}
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if m.position.x > 11 {
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m.position.x = 11
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offset := point{1, 1}
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// fill in background dots first
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for x := 0; x < m.width; x++ {
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for y := 0; y < m.height; y++ {
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ui.screen.SetContent(x+offset.x, y+offset.y, '·', nil, tcell.StyleDefault)
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}
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}
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if m.position.y < 2 {
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m.position.y = 2
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// frame it
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ui.screen.SetContent(offset.x-1, offset.y-1, '┌', nil, tcell.StyleDefault)
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ui.screen.SetContent(offset.x+m.width, offset.y-1, '┐', nil, tcell.StyleDefault)
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ui.screen.SetContent(offset.x-1, offset.y+m.height, '└', nil, tcell.StyleDefault)
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ui.screen.SetContent(offset.x+m.width, offset.y+m.height, '┘', nil, tcell.StyleDefault)
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for x := 0; x < m.width; x++ {
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ui.screen.SetContent(x+offset.x, offset.y-1, '─', nil, tcell.StyleDefault)
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ui.screen.SetContent(x+offset.x, offset.y+m.height, '─', nil, tcell.StyleDefault)
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}
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if m.position.y > 10 {
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m.position.y = 10
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for y := 0; y < m.height; y++ {
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ui.screen.SetContent(offset.x-1, y+offset.y, '│', nil, tcell.StyleDefault)
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ui.screen.SetContent(offset.x+m.width, y+offset.y, '│', nil, tcell.StyleDefault)
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}
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ui.writeString(1, 1, `┌──────────┐`, tcell.StyleDefault)
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ui.writeString(1, 2, `│··········│`, tcell.StyleDefault)
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ui.writeString(1, 3, `│··········│`, tcell.StyleDefault)
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ui.writeString(1, 4, `│··········│`, tcell.StyleDefault)
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ui.writeString(1, 5, `│··········│`, tcell.StyleDefault)
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ui.writeString(1, 6, `│··········│`, tcell.StyleDefault)
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ui.writeString(1, 7, `│··········│`, tcell.StyleDefault)
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ui.writeString(1, 8, `│··········│`, tcell.StyleDefault)
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ui.writeString(1, 9, `│··········│`, tcell.StyleDefault)
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ui.writeString(1, 10, `│··········│`, tcell.StyleDefault)
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ui.writeString(1, 11, `└──────────┘`, tcell.StyleDefault)
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ui.screen.SetContent(m.position.x, m.position.y, '@', nil, tcell.StyleDefault)
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ui.writeString(0, 12, fmt.Sprintf(" (%02d, %02d)", m.position.x, m.position.y), tcell.StyleDefault)
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// add all characters
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ui.screen.SetContent(m.position.x+offset.x, m.position.y+offset.y, '@', nil, tcell.StyleDefault)
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}
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