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* More messing around with ideas for multi line

This commit is contained in:
Bryan Ashby 2015-05-21 22:06:35 -06:00
parent c00fa67b94
commit 581abd6d2c
1 changed files with 18 additions and 4 deletions
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22
core/multi_line_edit_text_view.js
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@ -92,7 +92,6 @@ function MultiLineEditTextView(options) {
// * http://www.bbsdocumentary.com/library/PROGRAMS/GRAPHICS/ANSI/bansi.txt
//
this.tabWidth = _.isNumber(options.tabWidth) ? options.tabWidth : 8;
this.tabString = new Array(self.tabWidth).join(' ');
var self = this;
@ -103,6 +102,7 @@ function MultiLineEditTextView(options) {
this.lines = []; // a given line is text...until EOL
this.topLineIndex = 0;
this.cursorPos = { x : 0, y : 0 }; // relative to view window
this.renderStartIndex = 0;
/*
this.redrawViewableText = function() {
@ -148,6 +148,10 @@ function MultiLineEditTextView(options) {
};
*/
this.getTabString = function() {
return new Array(self.tabWidth).join(' ');
};
this.redrawViewableText = function() {
var row = self.position.row;
var bottom = row + self.dimens.height;
@ -176,15 +180,22 @@ function MultiLineEditTextView(options) {
return line.match(re) || [];
};
this.wordWrap2 = function(line) {
var tabString = self.getTabString();
var re = new RegExp(
'.{1,' + self.dimens.width + '}(\\s+|$)|\\S+?(\\s+|$)', 'g');
var checkLine = line.replace(/\t/g, tabString);
};
this.regenerateRenderBuffer = function() {
self.renderBuffer = [];
// :TODO: optimize this by only rending what is visible -- or at least near there, e.g. topindex -> maxchars that can fit at most
// :TODO: asArray() should take a optional scope, e.g. asArray(beg, end)
var lines = self.textBuffer.asArray()
var lines = self.textBuffer.asArray().slice(self.renderStartIndex)
.join('')
.replace(/\t/g, self.tabString)
//.replace(/\t/g, self.tabString)
.split(/\r\n|\n|\r/g);
var maxLines = self.dimens.height - self.position.row;
@ -262,6 +273,9 @@ MultiLineEditTextView.prototype.setText = function(text) {
//this.textBuffer.insertAll(0, text);
text = text.replace(/\b/g, '');
this.textBuffer.insertAll(0, text);
/*
var c;
for(var i = 0; i < text.length; ++i) {
c = text[i];
@ -272,7 +286,7 @@ MultiLineEditTextView.prototype.setText = function(text) {
}
this.textBuffer.insert(i, c);
}
}*/
this.regenerateRenderBuffer();