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nuintun
2015-11-25 09:42:21 +08:00
parent d50a32f882
commit d9d77434d6
9 changed files with 196 additions and 14 deletions
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47
static/js/terminal/lib/refresh.js
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@@ -16,14 +16,23 @@ module.exports = function (Terminal){
// Second value:
// Next 9 bits: background color (0-511).
// Next 9 bits: foreground color (0-511).
// Next 14 bits: a mask for misc. flags:
// 1=bold, 2=underline, 4=inverse
// Next 14 bits: a mask for misc.
// flags: 1=bold, 2=underline, 4=blink, 8=inverse, 16=invisible
Terminal.prototype.refresh = function (start, end){
var x, y, i, line, out, ch, width, data, attr, fgColor, bgColor, flags, row, parent;
var parent = this.element.parentNode;
var x, y, i, line, out, ch, width, data, attr, fgColor, bgColor, flags, row;
if (parent && end - start >= this.rows / 2) {
parent.removeChild(this.element);
}
width = this.cols;
y = start;
if (end >= this.lines.length) {
end = this.lines.length - 1;
}
for (; y <= end; y++) {
row = y + this.ydisp;
line = this.lines[row];
@@ -65,7 +74,8 @@ module.exports = function (Terminal){
fgColor = (data >> 9) & 0x1ff;
flags = data >> 18;
if (flags & 1) {
// bold
if ((flags & 1)) {
if (!Terminal.brokenBold) {
out += 'font-weight:bold;';
}
@@ -74,10 +84,35 @@ module.exports = function (Terminal){
if (fgColor < 8) fgColor += 8;
}
if (flags & 2) {
// underline
if ((flags & 2)) {
out += 'text-decoration:underline;';
}
// blink
if ((flags & 4)) {
if ((flags & 2)) {
out = out.slice(0, -1);
out += ' blink;';
} else {
out += 'text-decoration:blink;';
}
}
// inverse
if ((flags & 8)) {
bgColor = (data >> 9) & 0x1ff;
fgColor = data & 0x1ff;
// Should inverse just be before the
// above boldColors effect instead?
if ((flags & 1) && fgColor < 8) fgColor += 8;
}
// invisible
if ((flags & 16)) {
out += 'visibility:hidden;';
}
if (bgColor !== 256) {
out += 'background-color:' + Terminal.colors[bgColor] + ';';
}
@@ -105,6 +140,8 @@ module.exports = function (Terminal){
if (ch <= ' ') {
out += ' ';
} else {
if (this.isWide(ch)) i++;
out += ch;
}
break;