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@@ -1,201 +1,204 b'' | |||||
1 | /* |
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1 | /* | |
2 | @licstart The following is the entire license notice for the |
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2 | @licstart The following is the entire license notice for the | |
3 | JavaScript code in this page. |
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3 | JavaScript code in this page. | |
4 |
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4 | |||
5 |
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5 | |||
6 | Copyright (C) 2013 neko259 |
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6 | Copyright (C) 2013 neko259 | |
7 |
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7 | |||
8 | The JavaScript code in this page is free software: you can |
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8 | The JavaScript code in this page is free software: you can | |
9 | redistribute it and/or modify it under the terms of the GNU |
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9 | redistribute it and/or modify it under the terms of the GNU | |
10 | General Public License (GNU GPL) as published by the Free Software |
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10 | General Public License (GNU GPL) as published by the Free Software | |
11 | Foundation, either version 3 of the License, or (at your option) |
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11 | Foundation, either version 3 of the License, or (at your option) | |
12 | any later version. The code is distributed WITHOUT ANY WARRANTY; |
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12 | any later version. The code is distributed WITHOUT ANY WARRANTY; | |
13 | without even the implied warranty of MERCHANTABILITY or FITNESS |
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13 | without even the implied warranty of MERCHANTABILITY or FITNESS | |
14 | FOR A PARTICULAR PURPOSE. See the GNU GPL for more details. |
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14 | FOR A PARTICULAR PURPOSE. See the GNU GPL for more details. | |
15 |
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15 | |||
16 | As additional permission under GNU GPL version 3 section 7, you |
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16 | As additional permission under GNU GPL version 3 section 7, you | |
17 | may distribute non-source (e.g., minimized or compacted) forms of |
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17 | may distribute non-source (e.g., minimized or compacted) forms of | |
18 | that code without the copy of the GNU GPL normally required by |
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18 | that code without the copy of the GNU GPL normally required by | |
19 | section 4, provided you include this license notice and a URL |
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19 | section 4, provided you include this license notice and a URL | |
20 | through which recipients can access the Corresponding Source. |
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20 | through which recipients can access the Corresponding Source. | |
21 |
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21 | |||
22 | @licend The above is the entire license notice |
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22 | @licend The above is the entire license notice | |
23 | for the JavaScript code in this page. |
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23 | for the JavaScript code in this page. | |
24 | */ |
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24 | */ | |
25 |
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25 | |||
26 | var IMAGE_POPUP_MARGIN = 10; |
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26 | var IMAGE_POPUP_MARGIN = 10; | |
27 |
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27 | |||
28 |
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28 | |||
29 | var IMAGE_VIEWERS = [ |
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29 | var IMAGE_VIEWERS = [ | |
30 | ['simple', new SimpleImageViewer()], |
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30 | ['simple', new SimpleImageViewer()], | |
31 | ['popup', new PopupImageViewer()] |
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31 | ['popup', new PopupImageViewer()] | |
32 | ]; |
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32 | ]; | |
33 |
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33 | |||
34 | var FULL_IMG_CLASS = 'post-image-full'; |
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34 | var FULL_IMG_CLASS = 'post-image-full'; | |
35 |
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35 | |||
36 | var ATTR_SCALE = 'scale'; |
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36 | var ATTR_SCALE = 'scale'; | |
37 |
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37 | |||
38 |
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38 | |||
39 | // Init image viewer |
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39 | // Init image viewer | |
40 | var viewerName = $('body').attr('data-image-viewer'); |
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40 | var viewerName = $('body').attr('data-image-viewer'); | |
41 | var viewer = ImageViewer(); |
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41 | var viewer = ImageViewer(); | |
42 | for (var i = 0; i < IMAGE_VIEWERS.length; i++) { |
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42 | for (var i = 0; i < IMAGE_VIEWERS.length; i++) { | |
43 | var item = IMAGE_VIEWERS[i]; |
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43 | var item = IMAGE_VIEWERS[i]; | |
44 | if (item[0] === viewerName) { |
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44 | if (item[0] === viewerName) { | |
45 | viewer = item[1]; |
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45 | viewer = item[1]; | |
46 | break; |
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46 | break; | |
47 | } |
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47 | } | |
48 | } |
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48 | } | |
49 |
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49 | |||
50 |
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50 | |||
51 | function getFullImageWidth(previewImage) { |
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51 | function getFullImageWidth(previewImage) { | |
52 | var full_img_w = previewImage.attr('data-width'); |
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52 | var full_img_w = previewImage.attr('data-width'); | |
53 | if (full_img_w == null) { |
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53 | if (full_img_w == null) { | |
54 | full_img_w = previewImage[0].naturalWidth; |
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54 | full_img_w = previewImage[0].naturalWidth; | |
55 | } |
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55 | } | |
56 |
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56 | |||
57 | return full_img_w; |
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57 | return full_img_w; | |
58 | } |
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58 | } | |
59 |
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59 | |||
60 | function getFullImageHeight(previewImage) { |
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60 | function getFullImageHeight(previewImage) { | |
61 | var full_img_h = previewImage.attr('data-height'); |
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61 | var full_img_h = previewImage.attr('data-height'); | |
62 | if (full_img_h == null) { |
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62 | if (full_img_h == null) { | |
63 | full_img_h = previewImage[0].naturalHeight; |
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63 | full_img_h = previewImage[0].naturalHeight; | |
64 | } |
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64 | } | |
65 |
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65 | |||
66 | return full_img_h; |
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66 | return full_img_h; | |
67 | } |
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67 | } | |
68 |
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68 | |||
69 |
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69 | |||
70 | function ImageViewer() {} |
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70 | function ImageViewer() {} | |
71 | ImageViewer.prototype.view = function (post) {}; |
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71 | ImageViewer.prototype.view = function (post) {}; | |
72 |
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72 | |||
73 | function SimpleImageViewer() {} |
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73 | function SimpleImageViewer() {} | |
74 | SimpleImageViewer.prototype.view = function (post) { |
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74 | SimpleImageViewer.prototype.view = function (post) { | |
75 | var images = post.find('img'); |
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75 | var images = post.find('img'); | |
76 | images.toggle(); |
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76 | images.toggle(); | |
77 |
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77 | |||
78 | // When we first enlarge an image, a full image needs to be created |
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78 | // When we first enlarge an image, a full image needs to be created | |
79 | if (images.length == 1) { |
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79 | if (images.length == 1) { | |
80 | var thumb = images.first(); |
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80 | var thumb = images.first(); | |
81 |
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81 | |||
82 | var width = getFullImageWidth(thumb); |
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82 | var width = getFullImageWidth(thumb); | |
83 | var height = getFullImageHeight(thumb); |
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83 | var height = getFullImageHeight(thumb); | |
84 |
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84 | |||
85 | if (width == null || height == null) { |
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85 | if (width == null || height == null) { | |
86 | width = '100%'; |
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86 | width = '100%'; | |
87 | height = '100%'; |
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87 | height = '100%'; | |
88 | } |
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88 | } | |
89 |
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89 | |||
90 | var parent = images.first().parent(); |
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90 | var parent = images.first().parent(); | |
91 | var link = parent.attr('href'); |
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91 | var link = parent.attr('href'); | |
92 |
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92 | |||
93 | var fullImg = $('<img />') |
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93 | var fullImg = $('<img />') | |
94 | .addClass(FULL_IMG_CLASS) |
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94 | .addClass(FULL_IMG_CLASS) | |
95 | .attr('src', link) |
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95 | .attr('src', link) | |
96 | .attr('width', width) |
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96 | .attr('width', width) | |
97 | .attr('height', height); |
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97 | .attr('height', height); | |
98 |
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98 | |||
99 | parent.append(fullImg); |
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99 | parent.append(fullImg); | |
100 | } |
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100 | } | |
101 | }; |
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101 | }; | |
102 |
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102 | |||
103 | function PopupImageViewer() {} |
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103 | function PopupImageViewer() {} | |
104 | PopupImageViewer.prototype.view = function (post) { |
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104 | PopupImageViewer.prototype.view = function (post) { | |
105 | var el = post; |
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105 | var el = post; | |
106 | var thumb_id = 'full' + el.find('img').attr('alt'); |
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106 | var thumb_id = 'full' + el.find('img').attr('alt'); | |
107 |
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107 | |||
108 | var existingPopups = $('#' + thumb_id); |
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108 | var existingPopups = $('#' + thumb_id); | |
109 | if (!existingPopups.length) { |
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109 | if (!existingPopups.length) { | |
110 | var imgElement = el.find('img'); |
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110 | var imgElement = el.find('img'); | |
111 |
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111 | |||
112 | var full_img_w = getFullImageWidth(imgElement); |
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112 | var full_img_w = getFullImageWidth(imgElement); | |
113 | var full_img_h = getFullImageHeight(imgElement); |
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113 | var full_img_h = getFullImageHeight(imgElement); | |
114 |
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114 | |||
115 | var win = $(window); |
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115 | var win = $(window); | |
116 |
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116 | |||
117 | var win_w = win.width(); |
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117 | var win_w = win.width(); | |
118 | var win_h = win.height(); |
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118 | var win_h = win.height(); | |
119 |
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119 | |||
120 | // New image size |
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120 | // New image size | |
121 | var w_scale = 1; |
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121 | var w_scale = 1; | |
122 | var h_scale = 1; |
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122 | var h_scale = 1; | |
123 |
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123 | |||
124 | var freeWidth = win_w - 2 * IMAGE_POPUP_MARGIN; |
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124 | var freeWidth = win_w - 2 * IMAGE_POPUP_MARGIN; | |
125 | var freeHeight = win_h - 2 * IMAGE_POPUP_MARGIN; |
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125 | var freeHeight = win_h - 2 * IMAGE_POPUP_MARGIN; | |
126 |
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126 | |||
127 | if (full_img_w > freeWidth) { |
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127 | if (full_img_w > freeWidth) { | |
128 | w_scale = full_img_w / freeWidth; |
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128 | w_scale = full_img_w / freeWidth; | |
129 | } |
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129 | } | |
130 | if (full_img_h > freeHeight) { |
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130 | if (full_img_h > freeHeight) { | |
131 | h_scale = full_img_h / freeHeight; |
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131 | h_scale = full_img_h / freeHeight; | |
132 | } |
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132 | } | |
133 |
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133 | |||
134 | var scale = Math.max(w_scale, h_scale) |
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134 | var scale = Math.max(w_scale, h_scale) | |
135 | var img_w = full_img_w / scale; |
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135 | var img_w = full_img_w / scale; | |
136 | var img_h = full_img_h / scale; |
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136 | var img_h = full_img_h / scale; | |
137 |
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137 | |||
138 | var postNode = $(el); |
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138 | var postNode = $(el); | |
139 |
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139 | |||
140 | var img_pv = new Image(); |
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140 | var img_pv = new Image(); | |
141 | var newImage = $(img_pv); |
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141 | var newImage = $(img_pv); | |
142 | newImage.addClass('img-full') |
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142 | newImage.addClass('img-full') | |
143 | .attr('id', thumb_id) |
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143 | .attr('id', thumb_id) | |
144 | .attr('src', postNode.attr('href')) |
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144 | .attr('src', postNode.attr('href')) | |
145 | .attr(ATTR_SCALE, scale) |
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145 | .attr(ATTR_SCALE, scale) | |
146 | .css({ |
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146 | .css({ | |
147 | 'width': img_w, |
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147 | 'width': img_w, | |
148 | 'height': img_h, |
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148 | 'height': img_h, | |
149 | 'left': (win_w - img_w) / 2, |
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149 | 'left': (win_w - img_w) / 2, | |
150 | 'top': ((win_h - img_h) / 2) |
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150 | 'top': ((win_h - img_h) / 2) | |
151 | }) |
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151 | }) | |
152 | //scaling preview |
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152 | //scaling preview | |
153 | .mousewheel(function(event, delta) { |
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153 | .mousewheel(function(event, delta) { | |
154 | var cx = event.originalEvent.clientX; |
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154 | var cx = event.originalEvent.clientX; | |
155 | var cy = event.originalEvent.clientY; |
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155 | var cy = event.originalEvent.clientY; | |
156 |
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156 | |||
157 | var scale = newImage.attr(ATTR_SCALE) / (delta > 0 ? 1.25 : 0.8); |
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157 | var scale = newImage.attr(ATTR_SCALE) / (delta > 0 ? 1.25 : 0.8); | |
158 |
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158 | |||
159 | var oldWidth = newImage.width(); |
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159 | var oldWidth = newImage.width(); | |
160 | var oldHeight = newImage.height(); |
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160 | var oldHeight = newImage.height(); | |
161 |
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161 | |||
162 | var newIW = full_img_w / scale; |
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162 | var newIW = full_img_w / scale; | |
163 | var newIH = full_img_h / scale; |
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163 | var newIH = full_img_h / scale; | |
164 |
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164 | |||
165 | newImage.width(newIW); |
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165 | newImage.width(newIW); | |
166 | newImage.height(newIH); |
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166 | newImage.height(newIH); | |
167 | newImage.attr(ATTR_SCALE, scale); |
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167 | newImage.attr(ATTR_SCALE, scale); | |
168 |
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168 | |||
169 | // Set position |
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169 | // Set position | |
170 | var oldPosition = newImage.position(); |
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170 | var oldPosition = newImage.position(); | |
171 | newImage.css({ |
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171 | newImage.css({ | |
172 | left: parseInt(cx - (newIW/oldWidth) * (cx - parseInt(oldPosition.left, 10)), 10), |
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172 | left: parseInt(cx - (newIW/oldWidth) * (cx - parseInt(oldPosition.left, 10)), 10), | |
173 | top: parseInt(cy - (newIH/oldHeight) * (cy - parseInt(oldPosition.top, 10)), 10) |
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173 | top: parseInt(cy - (newIH/oldHeight) * (cy - parseInt(oldPosition.top, 10)), 10) | |
174 | }); |
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174 | }); | |
175 |
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175 | |||
176 | return false; |
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176 | return false; | |
177 | }) |
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177 | }) | |
178 | .draggable({ |
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178 | .draggable({ | |
179 | addClasses: false, |
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179 | addClasses: false, | |
180 | stack: '.img-full' |
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180 | stack: '.img-full' | |
181 | }) |
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181 | }) | |
182 | .appendTo($('body')); |
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182 | .appendTo($('body')); | |
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183 | newImage.click(function() { | |||
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184 | $(this).remove(); | |||
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185 | }); | |||
183 | } else { |
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186 | } else { | |
184 | existingPopups.remove(); |
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187 | existingPopups.remove(); | |
185 | } |
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188 | } | |
186 | }; |
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189 | }; | |
187 |
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190 | |||
188 | function addImgPreview() { |
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191 | function addImgPreview() { | |
189 | //keybind |
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192 | //keybind | |
190 | $(document).on('keyup.removepic', function(e) { |
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193 | $(document).on('keyup.removepic', function(e) { | |
191 | if(e.which === 27) { |
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194 | if(e.which === 27) { | |
192 | $('.img-full').remove(); |
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195 | $('.img-full').remove(); | |
193 | } |
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196 | } | |
194 | }); |
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197 | }); | |
195 |
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198 | |||
196 | $('body').on('click', '.thumb', function() { |
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199 | $('body').on('click', '.thumb', function() { | |
197 | viewer.view($(this)); |
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200 | viewer.view($(this)); | |
198 |
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201 | |||
199 | return false; |
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202 | return false; | |
200 | }); |
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203 | }); | |
201 | } |
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204 | } |
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