source: other-projects/nz-flag-design/trunk/main-form/choose-canvas.html@ 29906

Last change on this file since 29906 was 29906, checked in by davidb, 9 years ago

Changes resulting from writing the TPDL submission

  • Property svn:executable set to *
File size: 15.0 KB
Line 
1<!DOCTYPE html>
2<html id="story">
3 <head>
4 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
5
6 <meta http-equiv="Cache-Control" content="no-cache, no-store, must-revalidate" />
7 <meta http-equiv="Pragma" content="no-cache" />
8 <meta http-equiv="Expires" content="0" />
9
10<!--
11 <meta name="viewport" content="width=device-width, initial-scale=1"/>
12-->
13 <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no"/>
14 <meta http-equiv="X-UA-Compatible" content="IE=Edge, chrome=1"/>
15 <meta name="apple-mobile-web-app-capable" content="yes"/>
16
17 <script src="css/source-sans-pro.js"></script>
18 <link href="css/styles.css" rel="stylesheet"/>
19 <link href="css/storystyle.css" rel="stylesheet"/>
20
21 <link rel="stylesheet" href="lib-slider/css/jquery.mobile-1.3.0.css"/>
22 <link rel="stylesheet" href="lib-slider/css/jqm-demos.css"/>
23 <link rel="stylesheet" href="lib-slider/css/swipe-page.css"/>
24 <link rel="shortcut icon" href="lib-slider/nzflag-icon64-padded.png"/>
25
26 <!-- jQuery -->
27 <script src="lib/jquery-1.11.1.min.js"></script>
28 <script src="lib/jquery.cookie.js"></script>
29
30 <!-- page swipe -->
31 <script src="lib-slider/js/jquery.mobile.demos.js"></script>
32 <script src="lib-slider/js/jquery.mobile-1.3.0.js"></script>
33 <script src="lib-slider/js/swipe-page.js"></script>
34
35 <!-- accordion bars -->
36 <link href="css/liteaccordion.css" rel="stylesheet" />
37 <script src="js/jquery.easing.1.3.js"></script>
38 <script src="js/liteaccordion-with-resize.jquery.js"></script>
39
40 <!-- canvg library -->
41 <script type="text/javascript" src="lib/canvg/rgbcolor.js"></script>
42 <script type="text/javascript" src="lib/canvg/StackBlur.js"></script>
43 <script type="text/javascript" src="lib/canvg/canvg.js"></script>
44
45 <!-- spectrum for colour palette -->
46 <!-- For documentation see https://bgrins.github.io/spectrum -->
47 <script src='bgrins-spectrum/spectrum.js'></script>
48 <link rel='stylesheet' href='bgrins-spectrum/spectrum.css' />
49
50 <script src="../similarity-2d/js-lib/Colour.js"></script>
51 <script src="../similarity-2d/flag-processing.js"></script>
52
53 <style>
54 a[href^="http://"]:after,
55 a[href^="https://"]:after {
56 content: url(http://upload.wikimedia.org/wikipedia/commons/6/64/Icon_External_Link.png);
57 margin: 0 0 0 5px;
58 }
59 </style>
60
61 <script type="text/javascript">
62 // Flag settings - used to initialise the svg canvas to the user's preferences
63
64 var colourPotSwatch = [ "#00247d", "#cc142b", "#ffffff", "#29afaf", "#008000", "#800080", "#ffff15", "#ff6600" ]
65 var numColourPots = colourPotSwatch.length;
66
67
68 var flagCanvasSettings = { width: 800, height: 400,
69 backgroundColor: "#000066",
70 colourPots: colourPotSwatch.slice(0,3)
71 };
72 var isoCountryCode = null;
73
74
75
76// Variable for the currently selected flag ratio
77var currentRatio = null;
78
79var aspectRatios = null;
80var aspectMaxRatio = 0;
81
82function calcMaxRatio(aspect_ratio_data)
83{
84 // work out the maximum ratio
85 var max_ratio = 0;
86
87 $.each(aspect_ratio_data, function(key, ratio_table) {
88 var ratio_array = key.split(":");
89 var ratio_x = ratio_array[0];
90 var ratio_y = ratio_array[1];
91 var ratio = ratio_y / ratio_x;
92
93 if (ratio > max_ratio) {
94 max_ratio = ratio;
95 }
96 });
97
98 return max_ratio;
99}
100
101function calcCompleteWidth(aspect_ratio_data,scale)
102{
103 // work out the maximum ratio
104 var max_width = 0;
105
106 $.each(aspect_ratio_data, function(key, ratio_table) {
107 var ratio_array = key.split(":");
108 var ratio_x = ratio_array[0];
109 var ratio_y = ratio_array[1];
110 var ratio = ratio_y / ratio_x;
111
112 max_width += (scale*ratio);
113 });
114
115 return max_width;
116}
117
118
119function scaledDivsFitInPage(aspect_ratio_data, scale_to_height, num_of_rows_allowed, la_x_dim)
120{
121 var divs_fit = true;
122
123 var row = 1;
124 var total_row_width = 0;
125 var total_height = 0;
126
127 $.each(aspect_ratio_data, function(key, ratio_table) {
128 var ratio_array = key.split(":");
129 var ratio_x = ratio_array[0];
130 var ratio_y = ratio_array[1];
131 var ratio = ratio_y / ratio_x;
132
133 var scaled_div_width = scale_to_height*ratio;
134 if (total_row_width + scaled_div_width > la_x_dim) {
135 // this div doesn't fit on the current row
136 // => start a new row
137 total_row_width = scaled_div_width;
138 row++;
139
140 if (row>num_of_rows_allowed) {
141 // blow out!
142 divs_fit = false;
143 return false; // jquery.each equivalent to 'break'
144 }
145 }
146 else {
147 total_row_width += scaled_div_width;
148 row++;
149 }
150 });
151
152 return divs_fit;
153}
154
155
156function calcScaleToHeight(aspectRatios,la_x_dim,la_y_dim)
157{
158 // determine scale factor so divs max out (as in, filling in the page) based la_y_dim height,
159
160 var num_of_rows_allowed = 1;
161 var scale_to_height = la_y_dim; // optimized version of true calcuation, la_y_dim / num_of_rows_allowed;
162
163 //var div_width = complete_width_100 * (div_height/100)
164
165 var num_flag_bins = aspectRatios.length;
166
167 while (!scaledDivsFitInPage(aspectRatios,scale_to_height,num_of_rows_allowed,la_x_dim)) {
168
169 num_of_rows_allowed++;
170
171 if (num_of_rows_allowed>num_flag_bins) {
172 // needing more rows than there are flag bins is an indication that things
173 // just don't fit, and so will need to use a scroll bar.
174 // Exiting at this point will naturally achieve this
175 break;
176 }
177
178 scale_to_height = la_y_dim/num_of_rows_allowed;
179
180 // if get to here, then need
181
182 }
183
184 console.log("**** num_of_rows = " + num_of_rows_allowed + ", scale to height = " + scale_to_height);
185 return scale_to_height;
186}
187
188
189$(function() {
190 $.getJSON( "../similarity-2d/flag-aspect-ratios-json.jsp", function(data) {
191
192 aspectRatios = data;
193
194 //var scale_to_y_dim = 130;
195
196 // express scale_to_y_dim to use relative to height of window
197
198 var window_height = $(window).height();
199 var div_top = $('#aspect-ratio-div').offset().top + 20;
200
201 var la_y_dim = (div_top>0) ? window_height - div_top : window_height * 0.6;
202 var la_x_dim = $(window).width() * 0.7;
203
204 //var scale_to_y_dim = la_y_dim/4;
205
206 //console.log("*** scale to y dim = " + la_y_dim);
207
208 //alert("scale_to_y_dim = " + scale_to_y_dim);
209
210
211 aspectMaxRatio = calcMaxRatio(aspectRatios);
212 //var complete_width_100 = calcCompleteWidth(aspectRatios,100); // as if every aspect ratio bin is scaled to 100 pixels high
213
214
215 scale_to_y_dim = calcScaleToHeight(aspectRatios,la_x_dim,la_y_dim);
216
217
218 var items = [];
219
220
221 $.each(data, function(key, ratio_table) {
222 var freq = ratio_table.freq;
223 var ratio_array = key.split(":");
224 var ratio_x = ratio_array[0];
225 var ratio_y = ratio_array[1];
226 var ratio = ratio_y / ratio_x;
227
228 var ratioScale = aspectMaxRatio/ratio;
229
230 var x_dim = Math.round(scale_to_y_dim * ratioScale);
231 var y_dim = scale_to_y_dim;
232
233 var innertext = "<div style='font-size: 180%;'>"+freq + " countries, " + key + "</div>";
234
235 var flags = [];
236
237 var nz_prioritized_flags = ratio_table.flags.sort();
238
239 // Promote NZ flag to start of array, but otherwise keep sorted
240 var p = nz_prioritized_flags.length-1;
241 var found_nz = false;
242
243 while (p>0) {
244 var curr;
245 var curr_title;
246
247 if (!found_nz) {
248 curr = ratio_table.flags[p];
249 curr_title = curr.replace(/^.*\//,"").replace(/\.(.*?)$/,"");
250 }
251
252 if (curr_title == "nz") {
253 found_nz = true;
254
255 // swap with adjacent cell
256 var tmp_m1 = nz_prioritized_flags[p-1];
257 nz_prioritized_flags[p-1] = curr;
258 nz_prioritized_flags[p] = tmp_m1;
259 }
260 p--;
261 }
262
263 $.each(nz_prioritized_flags, function(index, flag_filename) {
264 var title = flag_filename.replace(/^.*\//,"").replace(/\.(.*?)$/,"");
265
266 flags.push("<img src='../similarity-2d/"+flag_filename+"' id='aspect-ratio-"+ title +"' style='height: 70px; padding: 3px; ' title='" + title.toUpperCase() + "'/>");
267 });
268
269 innertext += flags.join("");
270
271 var ratio_id = "ratio-" + key.replace(":","_");
272 if (found_nz) {
273 currentRatio = ratio_id;
274 }
275
276 var id = " id='" + ratio_id + "'";
277
278 var style = "style='width:" + x_dim + "px; height:" + y_dim + "px;";
279 if (found_nz) {
280 style += "border-color:white; border-width:4px;"
281 }
282
283 style += " overflow-y:scroll;";
284 style += "'";
285
286 var onclick = " onclick='updateCanvasDimensions("+ratio_y + "," + ratio_x + ")'";
287
288 items.push( "<div class='ratioDiv'" + id + style + onclick + ">"+ innertext + "</div>" );
289
290 });
291
292 $('#aspect-ratio-div').append("<div class='centredDiv' style='width: 100%'>"+items.join("\n")+"</div>");
293
294
295 // now change the flag tooltip labels into their country names
296 $.getJSON( "../similarity-2d/iso-3166-keyed-by-alpha-2-countrycodes.json", function(data) {
297 isoCountryCodes = data;
298
299 $.each( data, function( iso2_key, country_name ) {
300 var $img = $('#aspect-ratio-'+iso2_key.toLowerCase());
301 var title = $img.attr("title") + ": " + country_name;
302 $img.attr("title",title);
303 }
304 )
305 });
306
307 });
308});
309
310
311
312$(window).resize(function() {
313 console.log("choose-canvas resize()");
314
315 //console.log("*** aspect ratio div position top = " + $('#aspect-ratio-div').position().top);
316
317 var window_height = $(window).height();
318 var div_top = $('#aspect-ratio-div').offset().top + 20;
319
320 //var top = 0;
321
322 var la_y_dim = window_height - div_top;
323 var la_x_dim = $(window).width() * 0.7;
324
325 var scale_to_y_dim = calcScaleToHeight(aspectRatios,la_x_dim,la_y_dim);
326
327 // (top==0) ? la_y_dim/4 : la_y_dim/2.8;
328
329 //console.log("*** scale to y dim = " + la_y_dim);
330
331 $.each(aspectRatios, function(key, ratio_table) {
332 var freq = ratio_table.freq;
333 var ratio_array = key.split(":");
334 var ratio_x = ratio_array[0];
335 var ratio_y = ratio_array[1];
336 var ratio = ratio_y / ratio_x;
337
338 var ratioScale = aspectMaxRatio/ratio;
339
340 var x_dim = Math.round(scale_to_y_dim * ratioScale);
341 var y_dim = scale_to_y_dim;
342
343 var ratio_id = "ratio-" + key.replace(":","_");
344
345 //console.log("*** ratio_id = " + ratio_id + " xdim = " + x_dim + ", ydim = " + y_dim);
346
347 $('#'+ratio_id).css("width",x_dim + "px");
348 $('#'+ratio_id).css("height",y_dim + "px");
349
350
351 });
352});
353
354
355
356function updateCanvasDimensions(height, width) {
357
358 // Show feedback by highlighting the chosen square
359 document.getElementById(currentRatio).style.borderColor = 'black';
360 document.getElementById(currentRatio).style.borderWidth = '1px';
361 currentRatio = "ratio-" + width + "_" + height;
362 document.getElementById(currentRatio).style.borderColor = 'white';
363 document.getElementById(currentRatio).style.borderWidth = '4px';
364
365 // Changing the value of sizeConstant will change the
366 // size of the svg canvas without affecting the
367 // width/height ratios
368
369 var sizeConstant = 400;
370
371 var h = sizeConstant;
372 var w = (sizeConstant / height) * width;
373
374 if (typeof flagCanvasSettings !== 'undefined') {
375 flagCanvasSettings.width = w;
376 flagCanvasSettings.height = h;
377 }
378}
379
380
381
382 </script>
383
384 <title>Canvas Size</title>
385
386 </head>
387
388 <body>
389 <div data-role="page" id="choose-canvas-page"
390 class="demo-page"
391 data-dom-cache="true"
392 data-next="choose-palette">
393
394 <div data-role="content">
395
396 <div data-role="controlgroup" class="control" data-mini="true">
397 <a href="#" class="next right-button res-fwd" style="right:1%;"></a>
398<!--
399 <a href="#" class="prev left-button gen-back" style="left:1%;"></a>
400-->
401 </div>
402
403 <a target="_parent" href="../index.html" class="back-button back-left"></a>
404
405 <div class="story-page">
406
407 <!-- put custom content here -->
408 <span class="left story-icon idea" ></span>
409 <h2>Canvas Size</h2>
410
411 <div class="dialog" id="dialog" title="Flat Aspect Ratio Selection Panel" widthXX="800px">
412 <br><br>
413 <h2>Please choose from the following aspect ratios to select the width and height of your flag.</h2>
414 <style>
415 p { margin: 10px }
416 </style>
417 <p>
418 New Zealand's current aspect ration (2:1) is selected by default. Click on one of the other
419 boxes to choose a different size.
420 </p>
421 <p>
422 Once chosen, swipe the page or click/press on the right arrow to go onto the next step.
423 You can swipe/click back to this page at any time to change your selection.
424 </p>
425
426 <div id="aspect-ratio-div">
427 </div>
428
429
430<!--
431 <div class="centredDiv">
432 <div class="ratioDiv flagHover" id="ratio23" onclick="updateCanvasDimensions(2, 3)" title="2:3"></div>
433 <div class="ratioDiv" style="border-width:2px;" id="ratio12" onclick="updateCanvasDimensions(1, 2)" title="1:2"></div>
434 <div class="ratioDiv" id="ratio35" onclick="updateCanvasDimensions(3, 5)" title="3:5"></div>
435 <div style="clear: both"></div>
436 </div>
437 <p class="optionline">2:3 1:2 3:5</p><br>
438
439 <div class="centredDiv">
440 <div class="ratioDiv" id="ratio1019" onclick="updateCanvasDimensions(10, 19)" title="10:19"></div>
441 <div class="ratioDiv" id="ratio58" onclick="updateCanvasDimensions(5, 8)" title="5:8"></div>
442 <div class="ratioDiv" id="ratio811" onclick="updateCanvasDimensions(8, 11)" title="8:11"></div>
443 <div style="clear: both"></div>
444 </div>
445 <p class="optionline">10:19 5:8 8:11</p>
446-->
447 </div>
448
449 <!-- end of putting custom content -->
450
451 </div> <!-- end story-page-->
452
453 </div><!-- /content -->
454
455<!-- make persistent?
456 <div data-role="footer" style="width:100%;">
457 COSI: Centre of Open Source Innovation @ The University of Waikato.
458 </div>
459-->
460
461 </div><!-- /page -->
462
463 </body>
464</html>
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