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update files

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nuintun
2015-11-26 11:45:31 +08:00
parent 93b8d9342b
commit 8d2af4a433
14 changed files with 178 additions and 82 deletions
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84
static/js/terminal/lib/erase.js
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@@ -5,10 +5,19 @@
'use strict';
module.exports = function (Terminal){
/**
* eraseAttr
* @returns {number}
*/
Terminal.prototype.eraseAttr = function (){
return (this.defAttr & ~0x1ff) | (this.curAttr & 0x1ff);
};
/**
* eraseRight
* @param x
* @param y
*/
Terminal.prototype.eraseRight = function (x, y){
var line = this.lines[this.ybase + y];
var ch = [this.eraseAttr(), ' '];
@@ -20,6 +29,11 @@ module.exports = function (Terminal){
this.updateRange(y);
};
/**
* eraseLeft
* @param x
* @param y
*/
Terminal.prototype.eraseLeft = function (x, y){
var line = this.lines[this.ybase + y];
var ch = [this.eraseAttr(), ' '];
@@ -31,73 +45,11 @@ module.exports = function (Terminal){
this.updateRange(y);
};
/**
* eraseLine
* @param y
*/
Terminal.prototype.eraseLine = function (y){
this.eraseRight(0, y);
};
// CSI Ps J Erase in Display (ED).
// Ps = 0 -> Erase Below (default).
// Ps = 1 -> Erase Above.
// Ps = 2 -> Erase All.
// Ps = 3 -> Erase Saved Lines (xterm).
// CSI ? Ps J
// Erase in Display (DECSED).
// Ps = 0 -> Selective Erase Below (default).
// Ps = 1 -> Selective Erase Above.
// Ps = 2 -> Selective Erase All.
Terminal.prototype.eraseInDisplay = function (params){
var j;
switch (params[0]) {
case 0:
this.eraseRight(this.x, this.y);
j = this.y + 1;
for (; j < this.rows; j++) {
this.eraseLine(j);
}
break;
case 1:
this.eraseLeft(this.x, this.y);
j = this.y;
while (j--) {
this.eraseLine(j);
}
break;
case 2:
j = this.rows;
while (j--) this.eraseLine(j);
break;
case 3:
// no saved lines
break;
}
};
// CSI Ps K Erase in Line (EL).
// Ps = 0 -> Erase to Right (default).
// Ps = 1 -> Erase to Left.
// Ps = 2 -> Erase All.
// CSI ? Ps K
// Erase in Line (DECSEL).
// Ps = 0 -> Selective Erase to Right (default).
// Ps = 1 -> Selective Erase to Left.
// Ps = 2 -> Selective Erase All.
Terminal.prototype.eraseInLine = function (params){
switch (params[0]) {
case 0:
this.eraseRight(this.x, this.y);
break;
case 1:
this.eraseLeft(this.x, this.y);
break;
case 2:
this.eraseLine(this.y);
break;
}
};
};