1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
|
/**
* (C) Copyright 2007-2008 Jeremy Maitin-Shepard
*
* Portions of this file were derived from Vimperator,
* (C) Copyright 2006-2007 Martin Stubenschrott.
*
* Use, modification, and distribution are subject to the terms specified in the
* COPYING file.
**/
/**
* Text and full-page zoom
*/
var zoom_levels = [ 1, 10, 25, 50, 75, 90, 100,
120, 150, 200, 300, 500, 1000, 2000 ];
function browser_zoom_set (buffer, full_zoom, value) {
var txt = full_zoom ? "Zoom: " : "Text zoom: ";
if (value < zoom_levels[0])
value = zoom_levels[0];
if (value > zoom_levels[zoom_levels.length - 1])
value = zoom_levels[zoom_levels.length - 1];
buffer.markup_document_viewer[full_zoom ? "fullZoom" : "textZoom"] = value / 100.0;
buffer.window.minibuffer.message(txt + value + "%");
zoom_hook.run(buffer);
}
function browser_zoom_change (buffer, full_zoom, count) {
if (count == 0)
return;
var zoom = full_zoom ? "fullZoom" : "textZoom";
var cur_value = buffer.markup_document_viewer[zoom] * 100;
var new_level;
if (count < 0) {
new_level = 0;
for (var i = zoom_levels.length - 1; i >= 0; --i) {
if (zoom_levels[i] - 0.01 < cur_value) {
new_level = i + count;
break;
}
}
} else {
new_level = zoom_levels.length - 1;
for (var i = 0; i < zoom_levels.length; ++i) {
if (zoom_levels[i] + 0.01 > cur_value) {
new_level = i + count;
break;
}
}
}
if (new_level < 0)
new_level = 0;
if (new_level >= zoom_levels.length)
new_level = zoom_levels.length - 1;
browser_zoom_set(buffer, full_zoom, zoom_levels[new_level]);
}
interactive("zoom-in-text", null, function (I) {browser_zoom_change(I.buffer, false /* not full zoom */, I.p);});
interactive("zoom-out-text", null, function (I) {browser_zoom_change(I.buffer, false /* not full zoom */, -I.p);});
interactive("zoom-in-text-more", null, function (I) {browser_zoom_change(I.buffer, false /* not full zoom */, I.p * 3);});
interactive("zoom-out-text-more", null, function (I) {browser_zoom_change(I.buffer, false /* not full zoom */, -I.p * 3);});
interactive("zoom-reset-text", null, function (I) {browser_zoom_set(I.buffer, false /* not full zoom */, I.p = 100);});
interactive("zoom-in-full", null, function (I) {browser_zoom_change(I.buffer, true /* full zoom */, I.p);});
interactive("zoom-out-full", null, function (I) {browser_zoom_change(I.buffer, true /* full zoom */, -I.p);});
interactive("zoom-in-full-more", null, function (I) {browser_zoom_change(I.buffer, true /* full zoom */, I.p * 3);});
interactive("zoom-out-full-more", null, function (I) {browser_zoom_change(I.buffer, true /* full zoom */, -I.p * 3);});
interactive("zoom-reset-full", null, function (I) {browser_zoom_set(I.buffer, true /* full zoom */, I.p = 100);});
provide("zoom");
|
