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wtf

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This commit is contained in:
minjaesong
2021-04-17 22:56:19 +09:00
parent 28d2fb6181
commit 6a1ce46f7b
1 changed files with 8 additions and 5 deletions
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13
assets/disk0/tvdos/bin/edit.js
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@@ -285,7 +285,7 @@ function cursorMoveRelative(odx, ody) {
let cursorPos = con.getyx(); let cursorPos = con.getyx();
let dx = odx; let dy = ody; let dx = odx; let dy = ody;
let px = cursorPos[1]; let py = cursorPos[0]; let px = cursorPos[1] - PAINT_START_X; let py = cursorPos[0] - PAINT_START_Y;
let nx = px + dx; let ny = py + dy; let nx = px + dx; let ny = py + dy;
let oldScroll = scroll; let oldScroll = scroll;
let oldScrollHor = scrollHor; let oldScrollHor = scrollHor;
@@ -295,9 +295,10 @@ function cursorMoveRelative(odx, ody) {
dx = Math.min(cursoringCol, textbuffer[cursorRow].length) - cursorCol + 1; dx = Math.min(cursoringCol, textbuffer[cursorRow].length) - cursorCol + 1;
else if (cursorCol + dx < 0) else if (cursorCol + dx < 0)
dx = -cursorCol; dx = -cursorCol;
if (cursorRow + dy > textbuffer.length) if (cursorRow + dy > textbuffer.length)
dy = textbuffer.length - cursorRow; dy = textbuffer.length - cursorRow;
else if (cursorCol + dy < 0) else if (cursorRow + dy < 0)
dy = -cursorRow; dy = -cursorRow;
@@ -328,8 +329,8 @@ function cursorMoveRelative(odx, ody) {
// update vertical scroll stats // update vertical scroll stats
if (dy != 0) { if (dy != 0) {
if (ny > paintHeight) { if (ny > paintHeight) {
scroll += (ny - paintWidth - scrollPeek); scroll += (ny - paintHeight - scrollPeek);
ny = paintWidth - scrollPeek ny = paintHeight - scrollPeek
} }
else if (ny < 0) { else if (ny < 0) {
let scrollToTop = (scroll - dy <= 0); let scrollToTop = (scroll - dy <= 0);
@@ -343,6 +344,8 @@ function cursorMoveRelative(odx, ody) {
} }
} }
serial.println(`dY:${dy} nY:${ny} scrY:${scroll} row:${cursorRow}`);
// update screendraw // update screendraw
if (oldScroll != scroll) { if (oldScroll != scroll) {
drawTextbuffer(); drawLineNumbers(); drawTextbuffer(); drawLineNumbers();
@@ -351,7 +354,7 @@ function cursorMoveRelative(odx, ody) {
drawTextLine(ny); drawTextLine(ny);
} }
gotoText(); drawLnCol(); gotoText();
} }
// will try to put the cursor at the right end of the screen as long as the text length is longer than the window width // will try to put the cursor at the right end of the screen as long as the text length is longer than the window width