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scrollable wip

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minjaesong
2021-06-19 09:52:49 +09:00
parent 19a85947ed
commit 8292c3c0b0
1 changed files with 13 additions and 8 deletions
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19
assets/bios/wp.js
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@@ -115,14 +115,16 @@ function typesetLessRagged(lineStart, lineEnd) {
for (let i = lineStart; i < lineEnd; i++) { printbuf.push('') } for (let i = lineStart; i < lineEnd; i++) { printbuf.push('') }
let vr = 0; let vc = 0 // virtual row/column let vr = 0; let vc = 0 // virtual row/column
let text = paragraphs.slice(lineStart, lineEnd).join('\n') let text = (typeset.lineIndices[lineStart] !== undefined)
? paragraphs.join('\n').slice(typeset.lineIndices[lineStart], typeset.lineIndices[lineEnd] || 9999999)
: paragraphs.join('\n')
let ln = function(i) { let ln = function(i) {
vr += 1;vc = 0 vr += 1;vc = 0
lineIndices.push(i) lineIndices.push(i)
} }
for (let i = 0; i < text.length; i++) { for (let i = 0; i < text.length; i++) {
let cM2 = text.charCodeAt(i-2) let cM2 = text.charCodeAt(i-2)
let cM1 = text.charCodeAt(i-1) let cM1 = text.charCodeAt(i-1)
let c = text.charCodeAt(i) let c = text.charCodeAt(i)
@@ -174,7 +176,7 @@ function typesetLessRagged(lineStart, lineEnd) {
vc += 1 vc += 1
} }
//if (vr > paintHeight || c === undefined) break; if (vr > paintHeight || c === undefined) break;
} }
return [printbuf, lineIndices] return [printbuf, lineIndices]
@@ -182,7 +184,7 @@ function typesetLessRagged(lineStart, lineEnd) {
function typesetAndPrint(from, toExclusive) { function typesetAndPrint(from, toExclusive) {
let lineStart = from || scroll let lineStart = from || scroll
let lineEnd = toExclusive || scroll + paintHeight let lineEnd = toExclusive || lineStart + paintHeight
let lineValidated = [] let lineValidated = []
let [printbuf, lineIndices] = typesetLessRagged(lineStart, lineEnd) let [printbuf, lineIndices] = typesetLessRagged(lineStart, lineEnd)
@@ -191,10 +193,10 @@ function typesetAndPrint(from, toExclusive) {
//con.move(3+y, 1+caretLeft) //con.move(3+y, 1+caretLeft)
//print(printbuf[y] || '') //print(printbuf[y] || '')
let str = printbuf[y] || '' let str = printbuf[y] || ''
for (let x = 0; x < str.length; x++) { for (let x = 0; x < paintWidth; x++) {
sys.poke( sys.poke(
-1307649 - ((y+2) * windowWidth + caretLeft) - x, -1307649 - ((y+2) * windowWidth + caretLeft) - x,
str.charCodeAt(x) str.charCodeAt(x) || 0
) )
} }
} }
@@ -202,7 +204,9 @@ function typesetAndPrint(from, toExclusive) {
if (TYPESET_DEBUG_PRINT) { if (TYPESET_DEBUG_PRINT) {
for (let y = 0; y < paintHeight; y++) { for (let y = 0; y < paintHeight; y++) {
con.move(3+y, 1) con.move(3+y, 1)
print((lineIndices[y-1]+1)|0 || '-') print(' ')
con.move(3+y, 1)
print((lineIndices[y-1+lineStart]+1)|0 || '-')
} }
} }
@@ -265,3 +269,4 @@ function drawMain() {
drawMain() drawMain()
typesetAndPrint() typesetAndPrint()
typesetAndPrint(5)