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neo-blessed
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refactor/rename w3mimage.js

This commit is contained in:
Christopher Jeffrey 2015-07-11 15:17:48 -07:00
parent ff39185773
commit de02802bf0
1 changed files with 46 additions and 46 deletions
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92
lib/widgets/w3mimage.js
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@ -1,5 +1,5 @@
/**
* image.js - w3m image element for blessed
* w3mimage.js - w3m image element for blessed
* Copyright (c) 2013-2015, Christopher Jeffrey and contributors (MIT License).
* https://github.com/chjj/blessed
*/
@ -17,16 +17,16 @@ var Node = require('./node');
var Box = require('./box');
/**
* Image
* W3MImage
* Good example of w3mimgdisplay commands:
* https://github.com/hut/ranger/blob/master/ranger/ext/img_display.py
*/
function Image(options) {
function W3MImage(options) {
var self = this;
if (!(this instanceof Node)) {
return new Image(options);
return new W3MImage(options);
}
options = options || {};
@ -34,21 +34,21 @@ function Image(options) {
Box.call(this, options);
if (options.w3m) {
Image.w3mdisplay = options.w3m;
W3MImage.w3mdisplay = options.w3m;
}
if (Image.hasW3MDisplay == null) {
if (fs.existsSync(Image.w3mdisplay)) {
Image.hasW3MDisplay = true;
if (W3MImage.hasW3MDisplay == null) {
if (fs.existsSync(W3MImage.w3mdisplay)) {
W3MImage.hasW3MDisplay = true;
} else if (options.search !== false) {
var file = helpers.findFile('/usr', 'w3mimgdisplay')
|| helpers.findFile('/lib', 'w3mimgdisplay')
|| helpers.findFile('/bin', 'w3mimgdisplay');
if (file) {
Image.hasW3MDisplay = true;
Image.w3mdisplay = file;
W3MImage.hasW3MDisplay = true;
W3MImage.w3mdisplay = file;
} else {
Image.hasW3MDisplay = false;
W3MImage.hasW3MDisplay = false;
}
}
}
@ -82,7 +82,7 @@ function Image(options) {
// self.screen.program.flush();
// if (!self._noImage) return;
// function display(el, next) {
// if (el.type === 'image' && el.file) {
// if (el.type === 'w3mimage' && el.file) {
// el.setImage(el.file, next);
// } else {
// next();
@ -116,13 +116,13 @@ function Image(options) {
}
}
Image.prototype.__proto__ = Box.prototype;
W3MImage.prototype.__proto__ = Box.prototype;
Image.prototype.type = 'w3mimage';
W3MImage.prototype.type = 'w3mimage';
Image.w3mdisplay = '/usr/lib/w3m/w3mimgdisplay';
W3MImage.w3mdisplay = '/usr/lib/w3m/w3mimgdisplay';
Image.prototype.spawn = function(file, args, opt, callback) {
W3MImage.prototype.spawn = function(file, args, opt, callback) {
var screen = this.screen
, opt = opt || {}
, spawn = require('child_process').spawn
@ -144,7 +144,7 @@ Image.prototype.spawn = function(file, args, opt, callback) {
return ps;
};
Image.prototype.setImage = function(img, callback) {
W3MImage.prototype.setImage = function(img, callback) {
var self = this;
if (this._settingImage) {
@ -163,7 +163,7 @@ Image.prototype.setImage = function(img, callback) {
}
};
if (Image.hasW3MDisplay === false) {
if (W3MImage.hasW3MDisplay === false) {
reset();
if (!callback) return;
return callback(new Error('W3M Image Display not available.'));
@ -242,7 +242,7 @@ Image.prototype.setImage = function(img, callback) {
});
};
Image.prototype.renderImage = function(img, ratio, callback) {
W3MImage.prototype.renderImage = function(img, ratio, callback) {
var self = this;
if (cp.execSync) {
@ -254,7 +254,7 @@ Image.prototype.renderImage = function(img, ratio, callback) {
}
}
if (Image.hasW3MDisplay === false) {
if (W3MImage.hasW3MDisplay === false) {
if (!callback) return;
return callback(new Error('W3M Image Display not available.'));
}
@ -279,7 +279,7 @@ Image.prototype.renderImage = function(img, ratio, callback) {
cwd: process.env.HOME
};
var ps = self.spawn(Image.w3mdisplay, [], opt, function(err, success) {
var ps = self.spawn(W3MImage.w3mdisplay, [], opt, function(err, success) {
if (!callback) return;
return err
? callback(err)
@ -311,7 +311,7 @@ Image.prototype.renderImage = function(img, ratio, callback) {
});
};
Image.prototype.clearImage = function(callback) {
W3MImage.prototype.clearImage = function(callback) {
var self = this;
if (cp.execSync) {
@ -323,7 +323,7 @@ Image.prototype.clearImage = function(callback) {
}
}
if (Image.hasW3MDisplay === false) {
if (W3MImage.hasW3MDisplay === false) {
if (!callback) return;
return callback(new Error('W3M Image Display not available.'));
}
@ -339,7 +339,7 @@ Image.prototype.clearImage = function(callback) {
cwd: process.env.HOME
};
var ps = this.spawn(Image.w3mdisplay, [], opt, function(err, success) {
var ps = this.spawn(W3MImage.w3mdisplay, [], opt, function(err, success) {
if (!callback) return;
return err
? callback(err)
@ -373,7 +373,7 @@ Image.prototype.clearImage = function(callback) {
ps.stdin.end();
};
Image.prototype.imageSize = function(callback) {
W3MImage.prototype.imageSize = function(callback) {
var self = this;
var img = this.file;
@ -386,7 +386,7 @@ Image.prototype.imageSize = function(callback) {
}
}
if (Image.hasW3MDisplay === false) {
if (W3MImage.hasW3MDisplay === false) {
if (!callback) return;
return callback(new Error('W3M Image Display not available.'));
}
@ -402,7 +402,7 @@ Image.prototype.imageSize = function(callback) {
cwd: process.env.HOME
};
var ps = this.spawn(Image.w3mdisplay, [], opt);
var ps = this.spawn(W3MImage.w3mdisplay, [], opt);
var buf = '';
@ -433,7 +433,7 @@ Image.prototype.imageSize = function(callback) {
ps.stdin.end();
};
Image.prototype.termSize = function(callback) {
W3MImage.prototype.termSize = function(callback) {
var self = this;
if (cp.execSync) {
@ -445,7 +445,7 @@ Image.prototype.termSize = function(callback) {
}
}
if (Image.hasW3MDisplay === false) {
if (W3MImage.hasW3MDisplay === false) {
if (!callback) return;
return callback(new Error('W3M Image Display not available.'));
}
@ -456,7 +456,7 @@ Image.prototype.termSize = function(callback) {
cwd: process.env.HOME
};
var ps = this.spawn(Image.w3mdisplay, ['-test'], opt);
var ps = this.spawn(W3MImage.w3mdisplay, ['-test'], opt);
var buf = '';
@ -492,7 +492,7 @@ Image.prototype.termSize = function(callback) {
ps.stdin.end();
};
Image.prototype.getPixelRatio = function(callback) {
W3MImage.prototype.getPixelRatio = function(callback) {
var self = this;
if (cp.execSync) {
@ -524,10 +524,10 @@ Image.prototype.getPixelRatio = function(callback) {
});
};
Image.prototype.renderImageSync = function(img, ratio) {
W3MImage.prototype.renderImageSync = function(img, ratio) {
var self = this;
if (Image.hasW3MDisplay === false) {
if (W3MImage.hasW3MDisplay === false) {
throw new Error('W3M Image Display not available.');
}
@ -565,7 +565,7 @@ Image.prototype.renderImageSync = function(img, ratio) {
};
try {
cp.execFileSync(Image.w3mdisplay, [], {
cp.execFileSync(W3MImage.w3mdisplay, [], {
env: process.env,
encoding: 'utf8',
input: input,
@ -578,8 +578,8 @@ Image.prototype.renderImageSync = function(img, ratio) {
return true;
};
Image.prototype.clearImageSync = function() {
if (Image.hasW3MDisplay === false) {
W3MImage.prototype.clearImageSync = function() {
if (W3MImage.hasW3MDisplay === false) {
throw new Error('W3M Image Display not available.');
}
@ -611,7 +611,7 @@ Image.prototype.clearImageSync = function() {
delete this._lastSize;
try {
cp.execFileSync(Image.w3mdisplay, [], {
cp.execFileSync(W3MImage.w3mdisplay, [], {
env: process.env,
encoding: 'utf8',
input: input,
@ -624,10 +624,10 @@ Image.prototype.clearImageSync = function() {
return true;
};
Image.prototype.imageSizeSync = function() {
W3MImage.prototype.imageSizeSync = function() {
var img = this.file;
if (Image.hasW3MDisplay === false) {
if (W3MImage.hasW3MDisplay === false) {
throw new Error('W3M Image Display not available.');
}
@ -639,7 +639,7 @@ Image.prototype.imageSizeSync = function() {
var input = '5;' + img + '\n';
try {
buf = cp.execFileSync(Image.w3mdisplay, [], {
buf = cp.execFileSync(W3MImage.w3mdisplay, [], {
env: process.env,
encoding: 'utf8',
input: input,
@ -658,15 +658,15 @@ Image.prototype.imageSizeSync = function() {
};
};
Image.prototype.termSizeSync = function(_, recurse) {
if (Image.hasW3MDisplay === false) {
W3MImage.prototype.termSizeSync = function(_, recurse) {
if (W3MImage.hasW3MDisplay === false) {
throw new Error('W3M Image Display not available.');
}
var buf = '';
try {
buf = cp.execFileSync(Image.w3mdisplay, ['-test'], {
buf = cp.execFileSync(W3MImage.w3mdisplay, ['-test'], {
env: process.env,
encoding: 'utf8',
timeout: 1000
@ -694,7 +694,7 @@ Image.prototype.termSizeSync = function(_, recurse) {
};
};
Image.prototype.getPixelRatioSync = function() {
W3MImage.prototype.getPixelRatioSync = function() {
var self = this;
// XXX We could cache this, but sometimes it's better
@ -714,7 +714,7 @@ Image.prototype.getPixelRatioSync = function() {
return this._ratio;
};
Image.prototype.displayImage = function(callback) {
W3MImage.prototype.displayImage = function(callback) {
return this.screen.displayImage(this.file, callback);
};
@ -722,4 +722,4 @@ Image.prototype.displayImage = function(callback) {
* Expose
*/
module.exports = Image;
module.exports = W3MImage;