[77] | 1 | /** |
---|
| 2 | * o------------------------------------------------------------------------------o |
---|
| 3 | * | This file is part of the RGraph package - you can learn more at: | |
---|
| 4 | * | | |
---|
| 5 | * | http://www.rgraph.net | |
---|
| 6 | * | | |
---|
| 7 | * | This package is licensed under the RGraph license. For all kinds of business | |
---|
| 8 | * | purposes there is a small one-time licensing fee to pay and for non | |
---|
| 9 | * | commercial purposes it is free to use. You can read the full license here: | |
---|
| 10 | * | | |
---|
| 11 | * | http://www.rgraph.net/LICENSE.txt | |
---|
| 12 | * o------------------------------------------------------------------------------o |
---|
| 13 | */ |
---|
| 14 | |
---|
| 15 | if (typeof(RGraph) == 'undefined') RGraph = {isRGraph:true,type:'common'}; |
---|
| 16 | |
---|
| 17 | |
---|
| 18 | /** |
---|
| 19 | * This gunction shows a context menu containing the parameters |
---|
| 20 | * provided to it |
---|
| 21 | * |
---|
| 22 | * @param object canvas The canvas object |
---|
| 23 | * @param array menuitems The context menu menuitems |
---|
| 24 | * @param object e The event object |
---|
| 25 | */ |
---|
| 26 | RGraph.Contextmenu = function (canvas, menuitems, e) |
---|
| 27 | { |
---|
| 28 | e = RGraph.FixEventObject(e); |
---|
| 29 | |
---|
| 30 | /** |
---|
| 31 | * Fire the custom RGraph event onbeforecontextmenu |
---|
| 32 | */ |
---|
| 33 | RGraph.FireCustomEvent(canvas.__object__, 'onbeforecontextmenu'); |
---|
| 34 | |
---|
| 35 | /** |
---|
| 36 | * Hide any existing menu |
---|
| 37 | */ |
---|
| 38 | if (RGraph.Registry.Get('chart.contextmenu')) { |
---|
| 39 | RGraph.HideContext(); |
---|
| 40 | } |
---|
| 41 | |
---|
| 42 | // Hide any zoomed canvas |
---|
| 43 | RGraph.HideZoomedCanvas(); |
---|
| 44 | |
---|
| 45 | /** |
---|
| 46 | * Hide the palette if necessary |
---|
| 47 | */ |
---|
| 48 | RGraph.HidePalette(); |
---|
| 49 | |
---|
| 50 | /** |
---|
| 51 | * This is here to ensure annotating is OFF |
---|
| 52 | */ |
---|
| 53 | canvas.__object__.Set('chart.mousedown', false); |
---|
| 54 | |
---|
| 55 | var x = e.pageX; |
---|
| 56 | var y = e.pageY; |
---|
| 57 | var div = document.createElement('div'); |
---|
| 58 | var bg = document.createElement('div'); |
---|
| 59 | |
---|
| 60 | div.className = 'RGraph_contextmenu'; |
---|
| 61 | div.__canvas__ = canvas; /* Store a reference to the canvas on the contextmenu object */ |
---|
| 62 | div.style.position = 'absolute'; |
---|
| 63 | div.style.left = 0; |
---|
| 64 | div.style.top = 0; |
---|
| 65 | div.style.border = '1px solid black'; |
---|
| 66 | div.style.backgroundColor = 'white'; |
---|
| 67 | div.style.boxShadow = '3px 3px 3px rgba(96,96,96,0.5)'; |
---|
| 68 | div.style.MozBoxShadow = '3px 3px 3px rgba(96,96,96,0.5)'; |
---|
| 69 | div.style.WebkitBoxShadow = '3px 3px 3px rgba(96,96,96,0.5)'; |
---|
| 70 | div.style.filter = 'progid:DXImageTransform.Microsoft.Shadow(color=#aaaaaa,direction=135)'; |
---|
| 71 | div.style.opacity = 0; |
---|
| 72 | |
---|
| 73 | bg.className = 'RGraph_contextmenu_background'; |
---|
| 74 | bg.style.position = 'absolute'; |
---|
| 75 | bg.style.backgroundColor = '#ccc'; |
---|
| 76 | bg.style.borderRight = '1px solid #aaa'; |
---|
| 77 | bg.style.top = 0; |
---|
| 78 | bg.style.left = 0; |
---|
| 79 | bg.style.width = '18px'; |
---|
| 80 | bg.style.height = '100%'; |
---|
| 81 | bg.style.opacity = 0; |
---|
| 82 | |
---|
| 83 | |
---|
| 84 | div = document.body.appendChild(div); |
---|
| 85 | bg = div.appendChild(bg); |
---|
| 86 | |
---|
| 87 | |
---|
| 88 | /** |
---|
| 89 | * Now add the context menu items |
---|
| 90 | */ |
---|
| 91 | for (i=0; i<menuitems.length; ++i) { |
---|
| 92 | |
---|
| 93 | var menuitem = document.createElement('div'); |
---|
| 94 | |
---|
| 95 | menuitem.__canvas__ = canvas; |
---|
| 96 | menuitem.__contextmenu__ = div; |
---|
| 97 | menuitem.className = 'RGraph_contextmenu_item'; |
---|
| 98 | |
---|
| 99 | if (menuitems[i]) { |
---|
| 100 | menuitem.style.padding = '2px 5px 2px 23px'; |
---|
| 101 | menuitem.style.fontFamily = 'Arial'; |
---|
| 102 | menuitem.style.fontSize = '10pt'; |
---|
| 103 | menuitem.style.fontWeight = 'normal'; |
---|
| 104 | menuitem.innerHTML = menuitems[i][0]; |
---|
| 105 | |
---|
| 106 | if (RGraph.is_array(menuitems[i][1])) { |
---|
| 107 | menuitem.style.backgroundImage = 'url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAcAAAAHCAYAAADEUlfTAAAAQUlEQVQImY3NoQ2AMABE0ZewABMyGQ6mqWODzlAclBSFO8HZl8uf0FFxCHtwYkt4Y6ChYE44cGH9/fyae2p2LAleW9oVTQuVf6gAAAAASUVORK5CYII=)'; |
---|
| 108 | menuitem.style.backgroundRepeat = 'no-repeat'; |
---|
| 109 | menuitem.style.backgroundPosition = '97% center'; |
---|
| 110 | } |
---|
| 111 | |
---|
| 112 | // Add the mouseover event |
---|
| 113 | if (menuitems[i][1]) { |
---|
| 114 | if (menuitem.addEventListener) { |
---|
| 115 | menuitem.addEventListener("mouseover", function (e) {RGraph.HideContextSubmenu(); e.target.style.backgroundColor = 'rgba(0,0,0,0.2)'; e.target.style.cursor = 'pointer';}, false); |
---|
| 116 | menuitem.addEventListener("mouseout", function (e) {e.target.style.backgroundColor = 'inherit'; e.target.style.cursor = 'default';}, false); |
---|
| 117 | } else { |
---|
| 118 | menuitem.attachEvent("onmouseover", function () {RGraph.HideContextSubmenu();event.srcElement.style.backgroundColor = '#eee';event.srcElement.style.cursor = 'pointer';} |
---|
| 119 | , false); |
---|
| 120 | menuitem.attachEvent("onmouseout", function () {event.srcElement.style.backgroundColor = 'inherit'; event.srcElement.style.cursor = 'default';}, false); |
---|
| 121 | } |
---|
| 122 | } else { |
---|
| 123 | if (menuitem.addEventListener) { |
---|
| 124 | menuitem.addEventListener("mouseover", function (e) {e.target.style.cursor = 'default';}, false); |
---|
| 125 | menuitem.addEventListener("mouseout", function (e) {e.target.style.cursor = 'default';}, false); |
---|
| 126 | } else { |
---|
| 127 | menuitem.attachEvent("onmouseover", function () {event.srcElement.style.cursor = 'default'}, false); |
---|
| 128 | menuitem.attachEvent("onmouseout", function () {event.srcElement.style.cursor = 'default';}, false); |
---|
| 129 | } |
---|
| 130 | } |
---|
| 131 | |
---|
| 132 | } else { |
---|
| 133 | menuitem.style.borderBottom = '1px solid #ddd'; |
---|
| 134 | menuitem.style.marginLeft = '25px'; |
---|
| 135 | } |
---|
| 136 | |
---|
| 137 | div.appendChild(menuitem); |
---|
| 138 | |
---|
| 139 | /** |
---|
| 140 | * Install the event handler that calls the menuitem |
---|
| 141 | */ |
---|
| 142 | if (menuitems[i] && menuitems[i][1] && typeof(menuitems[i][1]) == 'function') { |
---|
| 143 | if (document.all && 0) { // MSIE bit no longer necessary |
---|
| 144 | menuitem.attachEvent('onclick', menuitems[i][1]); |
---|
| 145 | menuitem.attachEvent('onclick', function () {RGraph.HideContext();}); |
---|
| 146 | } else { |
---|
| 147 | menuitem.addEventListener('click', menuitems[i][1], false); |
---|
| 148 | } |
---|
| 149 | |
---|
| 150 | // Submenu |
---|
| 151 | } else if (menuitems[i] && menuitems[i][1] && RGraph.is_array(menuitems[i][1])) { |
---|
| 152 | (function () |
---|
| 153 | { |
---|
| 154 | var tmp = menuitems[i][1]; // This is here because of "references vs primitives" and how they're passed around in Javascript |
---|
| 155 | menuitem.addEventListener('mouseover', function (e) {RGraph.Contextmenu_submenu(canvas.__object__, tmp, e.target);}, false); |
---|
| 156 | })(); |
---|
| 157 | } |
---|
| 158 | } |
---|
| 159 | |
---|
| 160 | /** |
---|
| 161 | * Now all the menu items have been added, set the shadow width |
---|
| 162 | * Shadow now handled by CSS3? |
---|
| 163 | */ |
---|
| 164 | div.style.width = (div.offsetWidth + 10) + 'px'; |
---|
| 165 | div.style.height = (div.offsetHeight - 2) + 'px'; |
---|
| 166 | |
---|
| 167 | /** |
---|
| 168 | * Set the background (the left bar) width if it's MSIE |
---|
| 169 | */ |
---|
| 170 | //if (document.all) { |
---|
| 171 | // bg.style.height = (div.offsetHeight - 2) + 'px'; |
---|
| 172 | //} |
---|
| 173 | |
---|
| 174 | // Show the menu to the left or the right (normal) of the cursor? |
---|
| 175 | if (x + div.offsetWidth > document.body.offsetWidth) { |
---|
| 176 | x -= div.offsetWidth; |
---|
| 177 | } |
---|
| 178 | |
---|
| 179 | // Reposition the menu (now we have the real offsetWidth) |
---|
| 180 | div.style.left = x + 'px'; |
---|
| 181 | div.style.top = y + 'px'; |
---|
| 182 | |
---|
| 183 | /** |
---|
| 184 | * Do a little fade in effect |
---|
| 185 | */ |
---|
| 186 | setTimeout("if (obj = RGraph.Registry.Get('chart.contextmenu')) obj.style.opacity = 0.2", 50); |
---|
| 187 | setTimeout("if (obj = RGraph.Registry.Get('chart.contextmenu')) obj.style.opacity = 0.4", 100); |
---|
| 188 | setTimeout("if (obj = RGraph.Registry.Get('chart.contextmenu')) obj.style.opacity = 0.6", 150); |
---|
| 189 | setTimeout("if (obj = RGraph.Registry.Get('chart.contextmenu')) obj.style.opacity = 0.8", 200); |
---|
| 190 | setTimeout("if (obj = RGraph.Registry.Get('chart.contextmenu')) obj.style.opacity = 1", 250); |
---|
| 191 | |
---|
| 192 | // The fade in effect on the left gray bar |
---|
| 193 | setTimeout("if (obj = RGraph.Registry.Get('chart.contextmenu.bg')) obj.style.opacity = 0.2", 50); |
---|
| 194 | setTimeout("if (obj = RGraph.Registry.Get('chart.contextmenu.bg')) obj.style.opacity = 0.4", 100); |
---|
| 195 | setTimeout("if (obj = RGraph.Registry.Get('chart.contextmenu.bg')) obj.style.opacity = 0.6", 150); |
---|
| 196 | setTimeout("if (obj = RGraph.Registry.Get('chart.contextmenu.bg')) obj.style.opacity = 0.8", 200); |
---|
| 197 | setTimeout("if (obj = RGraph.Registry.Get('chart.contextmenu.bg')) obj.style.opacity = 1", 250); |
---|
| 198 | |
---|
| 199 | // Store the context menu in the registry |
---|
| 200 | RGraph.Registry.Set('chart.contextmenu', div); |
---|
| 201 | RGraph.Registry.Set('chart.contextmenu.bg', bg); |
---|
| 202 | RGraph.Registry.Get('chart.contextmenu').oncontextmenu = function () {return false;}; |
---|
| 203 | RGraph.Registry.Get('chart.contextmenu.bg').oncontextmenu = function () {return false;}; |
---|
| 204 | |
---|
| 205 | /** |
---|
| 206 | * Install the event handlers that hide the context menu |
---|
| 207 | */ |
---|
| 208 | canvas.addEventListener('click', function () {RGraph.HideContext();}, false); |
---|
| 209 | |
---|
| 210 | window.onclick = function (e) |
---|
| 211 | { |
---|
| 212 | RGraph.HideContext(); |
---|
| 213 | |
---|
| 214 | // Removed on 3/7/10 - stops a bug in conjunction with annotating which presents itself on the Rscatter |
---|
| 215 | //RGraph.Redraw(); |
---|
| 216 | |
---|
| 217 | // Fire the onclick event again |
---|
| 218 | if (e.target.onclick && e.button == 0) { |
---|
| 219 | e.target.onclick(e); |
---|
| 220 | } |
---|
| 221 | } |
---|
| 222 | |
---|
| 223 | window.onresize = function () {RGraph.HideContext();} |
---|
| 224 | |
---|
| 225 | /** |
---|
| 226 | * Add the __shape__ object to the context menu |
---|
| 227 | */ |
---|
| 228 | |
---|
| 229 | /** |
---|
| 230 | * Set the shape coords from the .getShape() method |
---|
| 231 | */ |
---|
| 232 | if (typeof(canvas.__object__.getShape) == 'function') { |
---|
| 233 | RGraph.Registry.Get('chart.contextmenu').__shape__ = canvas.__object__.getShape(e); |
---|
| 234 | } |
---|
| 235 | |
---|
| 236 | |
---|
| 237 | e.stopPropagation(); |
---|
| 238 | |
---|
| 239 | /** |
---|
| 240 | * Fire the (RGraph) oncontextmenu event |
---|
| 241 | */ |
---|
| 242 | RGraph.FireCustomEvent(canvas.__object__, 'oncontextmenu'); |
---|
| 243 | |
---|
| 244 | return false; |
---|
| 245 | } |
---|
| 246 | |
---|
| 247 | |
---|
| 248 | /** |
---|
| 249 | * Hides the context menu if it's currently visible |
---|
| 250 | */ |
---|
| 251 | RGraph.HideContext = function () |
---|
| 252 | { |
---|
| 253 | var cm = RGraph.Registry.Get('chart.contextmenu'); |
---|
| 254 | var cmbg = RGraph.Registry.Get('chart.contextmenu.bg'); |
---|
| 255 | |
---|
| 256 | //Hide any submenu currently being displayed |
---|
| 257 | RGraph.HideContextSubmenu(); |
---|
| 258 | |
---|
| 259 | if (cm) { |
---|
| 260 | cm.parentNode.removeChild(cm); |
---|
| 261 | cmbg.parentNode.removeChild(cmbg); |
---|
| 262 | |
---|
| 263 | cm.style.visibility = 'hidden'; |
---|
| 264 | cm.style.display = 'none'; |
---|
| 265 | RGraph.Registry.Set('chart.contextmenu', null); |
---|
| 266 | |
---|
| 267 | cmbg.style.visibility = 'hidden'; |
---|
| 268 | cmbg.style.display = 'none'; |
---|
| 269 | RGraph.Registry.Set('chart.contextmenu.bg', null); |
---|
| 270 | } |
---|
| 271 | } |
---|
| 272 | |
---|
| 273 | |
---|
| 274 | /** |
---|
| 275 | * Hides the context menus SUBMENU if it's currently visible |
---|
| 276 | */ |
---|
| 277 | RGraph.HideContextSubmenu = function () |
---|
| 278 | { |
---|
| 279 | var sub = RGraph.Registry.Get('chart.contextmenu.submenu'); |
---|
| 280 | |
---|
| 281 | if (sub) { |
---|
| 282 | sub.style.visibility = 'none'; |
---|
| 283 | sub.style.display = 'none'; |
---|
| 284 | RGraph.Registry.Set('chart.contextmenu.submenu', null); |
---|
| 285 | } |
---|
| 286 | } |
---|
| 287 | |
---|
| 288 | |
---|
| 289 | /** |
---|
| 290 | * Shows the context menu after making a few checks - not opera (doesn't support oncontextmenu, |
---|
| 291 | * not safari (tempermentality), not chrome (hmmm) |
---|
| 292 | */ |
---|
| 293 | RGraph.ShowContext = function (obj) |
---|
| 294 | { |
---|
| 295 | RGraph.HidePalette(); |
---|
| 296 | |
---|
| 297 | if (obj.Get('chart.contextmenu') && obj.Get('chart.contextmenu').length) { |
---|
| 298 | |
---|
| 299 | var isOpera = navigator.userAgent.indexOf('Opera') >= 0; |
---|
| 300 | var isSafari = navigator.userAgent.indexOf('Safari') >= 0; |
---|
| 301 | var isChrome = navigator.userAgent.indexOf('Chrome') >= 0; |
---|
| 302 | var isMacFirefox = navigator.userAgent.indexOf('Firefox') > 0 && navigator.userAgent.indexOf('Mac') > 0; |
---|
| 303 | var isIE9 = navigator.userAgent.indexOf('MSIE 9') >= 0; |
---|
| 304 | |
---|
| 305 | if (((!isOpera && !isSafari) || isChrome) && !isMacFirefox) { |
---|
| 306 | |
---|
| 307 | obj.canvas.oncontextmenu = function (e) |
---|
| 308 | { |
---|
| 309 | e = RGraph.FixEventObject(e); |
---|
| 310 | |
---|
| 311 | if (e.ctrlKey) return true; |
---|
| 312 | |
---|
| 313 | RGraph.Contextmenu(obj.canvas, obj.Get('chart.contextmenu'), e); |
---|
| 314 | |
---|
| 315 | return false; |
---|
| 316 | } |
---|
| 317 | |
---|
| 318 | // Accomodate Opera and Safari - use double click event |
---|
| 319 | } else { |
---|
| 320 | |
---|
| 321 | obj.canvas.addEventListener('dblclick', function (e) |
---|
| 322 | { |
---|
| 323 | if (e.ctrlKey) return true; |
---|
| 324 | |
---|
| 325 | if (!RGraph.Registry.Get('chart.contextmenu')) { |
---|
| 326 | RGraph.Contextmenu(obj.canvas, obj.Get('chart.contextmenu'), e); |
---|
| 327 | } |
---|
| 328 | }, false); |
---|
| 329 | } |
---|
| 330 | } |
---|
| 331 | } |
---|
| 332 | |
---|
| 333 | |
---|
| 334 | /** |
---|
| 335 | * This draws a submenu should it be necessary |
---|
| 336 | * |
---|
| 337 | * @param object obj The graph object |
---|
| 338 | * @param object menu The context menu |
---|
| 339 | */ |
---|
| 340 | RGraph.Contextmenu_submenu = function (obj, menuitems, parentMenuItem) |
---|
| 341 | { |
---|
| 342 | RGraph.HideContextSubmenu(); |
---|
| 343 | |
---|
| 344 | var canvas = obj.canvas; |
---|
| 345 | var context = obj.context; |
---|
| 346 | var menu = parentMenuItem.parentNode; |
---|
| 347 | |
---|
| 348 | var subMenu = document.createElement('DIV'); |
---|
| 349 | subMenu.style.position = 'absolute'; |
---|
| 350 | subMenu.style.width = '100px'; |
---|
| 351 | subMenu.style.top = menu.offsetTop + parentMenuItem.offsetTop + 'px'; |
---|
| 352 | subMenu.style.left = (menu.offsetLeft + menu.offsetWidth - (RGraph.isIE8() ? 9 : 0)) + 'px'; |
---|
| 353 | subMenu.style.backgroundColor = 'white'; |
---|
| 354 | subMenu.style.border = '1px solid black'; |
---|
| 355 | subMenu.className = 'RGraph_contextmenu'; |
---|
| 356 | subMenu.__contextmenu__ = menu; |
---|
| 357 | subMenu.style.boxShadow = '3px 3px 3px rgba(96,96,96,0.5)'; |
---|
| 358 | subMenu.style.MozBoxShadow = '3px 3px 3px rgba(96,96,96,0.5)'; |
---|
| 359 | subMenu.style.WebkitBoxShadow = '3px 3px 3px rgba(96,96,96,0.5)'; |
---|
| 360 | subMenu.style.filter = 'progid:DXImageTransform.Microsoft.Shadow(color=#aaaaaa,direction=135)'; |
---|
| 361 | document.body.appendChild(subMenu); |
---|
| 362 | |
---|
| 363 | for (var i=0; i<menuitems.length; ++i) { |
---|
| 364 | |
---|
| 365 | var menuitem = document.createElement('DIV'); |
---|
| 366 | |
---|
| 367 | menuitem.__canvas__ = canvas; |
---|
| 368 | menuitem.__contextmenu__ = menu; |
---|
| 369 | menuitem.className = 'RGraph_contextmenu_item'; |
---|
| 370 | |
---|
| 371 | if (menuitems[i]) { |
---|
| 372 | menuitem.style.padding = '2px 5px 2px 23px'; |
---|
| 373 | menuitem.style.fontFamily = 'Arial'; |
---|
| 374 | menuitem.style.fontSize = '10pt'; |
---|
| 375 | menuitem.style.fontWeight = 'normal'; |
---|
| 376 | menuitem.innerHTML = menuitems[i][0]; |
---|
| 377 | |
---|
| 378 | if (menuitems[i][1]) { |
---|
| 379 | if (menuitem.addEventListener) { |
---|
| 380 | menuitem.addEventListener("mouseover", function (e) {e.target.style.backgroundColor = 'rgba(0,0,0,0.2)'; e.target.style.cursor = 'pointer';}, false); |
---|
| 381 | menuitem.addEventListener("mouseout", function (e) {e.target.style.backgroundColor = 'inherit'; e.target.style.cursor = 'default';}, false); |
---|
| 382 | } else { |
---|
| 383 | menuitem.attachEvent("onmouseover", function () {event.srcElement.style.backgroundColor = 'rgba(0,0,0,0.2)'; event.srcElement.style.cursor = 'pointer'}, false); |
---|
| 384 | menuitem.attachEvent("onmouseout", function () {event.srcElement.style.backgroundColor = 'inherit'; event.srcElement.style.cursor = 'default';}, false); |
---|
| 385 | } |
---|
| 386 | } else { |
---|
| 387 | if (menuitem.addEventListener) { |
---|
| 388 | menuitem.addEventListener("mouseover", function (e) {e.target.style.cursor = 'default';}, false); |
---|
| 389 | menuitem.addEventListener("mouseout", function (e) {e.target.style.cursor = 'default';}, false); |
---|
| 390 | } else { |
---|
| 391 | menuitem.attachEvent("onmouseover", function () {event.srcElement.style.cursor = 'default'}, false); |
---|
| 392 | menuitem.attachEvent("onmouseout", function () {event.srcElement.style.cursor = 'default';}, false); |
---|
| 393 | } |
---|
| 394 | } |
---|
| 395 | } else { |
---|
| 396 | menuitem.style.borderBottom = '1px solid #ddd'; |
---|
| 397 | menuitem.style.marginLeft = '25px'; |
---|
| 398 | } |
---|
| 399 | |
---|
| 400 | subMenu.appendChild(menuitem); |
---|
| 401 | |
---|
| 402 | if (menuitems[i] && menuitems[i][1]) { |
---|
| 403 | if (document.all) { |
---|
| 404 | menuitem.attachEvent('onclick', menuitems[i][1]); |
---|
| 405 | } else { |
---|
| 406 | menuitem.addEventListener('click', menuitems[i][1], false); |
---|
| 407 | } |
---|
| 408 | } |
---|
| 409 | } |
---|
| 410 | |
---|
| 411 | |
---|
| 412 | var bg = document.createElement('DIV'); |
---|
| 413 | bg.className = 'RGraph_contextmenu_background'; |
---|
| 414 | bg.style.position = 'absolute'; |
---|
| 415 | bg.style.backgroundColor = '#ccc'; |
---|
| 416 | bg.style.borderRight = '1px solid #aaa'; |
---|
| 417 | bg.style.top = 0; |
---|
| 418 | bg.style.left = 0; |
---|
| 419 | bg.style.width = '18px'; |
---|
| 420 | bg.style.height = '100%'; |
---|
| 421 | |
---|
| 422 | bg = subMenu.appendChild(bg); |
---|
| 423 | |
---|
| 424 | RGraph.Registry.Set('chart.contextmenu.submenu', subMenu); |
---|
| 425 | } |
---|
| 426 | |
---|
| 427 | |
---|
| 428 | /** |
---|
| 429 | * A function designed to be used in conjunction with thed context menu |
---|
| 430 | * to allow people to get image versions of canvases. |
---|
| 431 | * |
---|
| 432 | * @param canvas Optionally you can pass in the canvas, which will be used |
---|
| 433 | */ |
---|
| 434 | RGraph.showPNG = function () |
---|
| 435 | { |
---|
| 436 | if (RGraph.isIE8()) { |
---|
| 437 | alert('[RGRAPH PNG] Sorry, showing a PNG is not supported on MSIE8.'); |
---|
| 438 | return; |
---|
| 439 | } |
---|
| 440 | |
---|
| 441 | if (arguments[0] && arguments[0].id) { |
---|
| 442 | var canvas = arguments[0]; |
---|
| 443 | var event = arguments[1]; |
---|
| 444 | |
---|
| 445 | } else if (RGraph.Registry.Get('chart.contextmenu')) { |
---|
| 446 | var canvas = RGraph.Registry.Get('chart.contextmenu').__canvas__; |
---|
| 447 | |
---|
| 448 | } else { |
---|
| 449 | alert('[RGRAPH SHOWPNG] Could not find canvas!'); |
---|
| 450 | } |
---|
| 451 | |
---|
| 452 | var obj = canvas.__object__; |
---|
| 453 | |
---|
| 454 | /** |
---|
| 455 | * Create the gray background DIV to cover the page |
---|
| 456 | */ |
---|
| 457 | var bg = document.createElement('DIV'); |
---|
| 458 | bg.id = '__rgraph_image_bg__'; |
---|
| 459 | bg.style.position = 'fixed'; |
---|
| 460 | bg.style.top = '-10px'; |
---|
| 461 | bg.style.left = '-10px'; |
---|
| 462 | bg.style.width = '5000px'; |
---|
| 463 | bg.style.height = '5000px'; |
---|
| 464 | bg.style.backgroundColor = 'rgb(204,204,204)'; |
---|
| 465 | bg.style.opacity = 0; |
---|
| 466 | document.body.appendChild(bg); |
---|
| 467 | |
---|
| 468 | |
---|
| 469 | /** |
---|
| 470 | * Create the div that the graph sits in |
---|
| 471 | */ |
---|
| 472 | var div = document.createElement('DIV'); |
---|
| 473 | div.style.backgroundColor = 'white'; |
---|
| 474 | div.style.opacity = 0; |
---|
| 475 | div.style.border = '1px solid black'; |
---|
| 476 | div.style.position = 'fixed'; |
---|
| 477 | div.style.top = '20%'; |
---|
| 478 | div.style.width = canvas.width + 'px'; |
---|
| 479 | div.style.height = canvas.height + 35 + 'px'; |
---|
| 480 | div.style.left = (document.body.clientWidth / 2) - (canvas.width / 2) + 'px'; |
---|
| 481 | div.style.padding = '5px'; |
---|
| 482 | |
---|
| 483 | div.style.borderRadius = '10px'; |
---|
| 484 | div.style.MozBorderRadius = '10px'; |
---|
| 485 | div.style.WebkitBorderRadius = '10px'; |
---|
| 486 | |
---|
| 487 | div.style.boxShadow = '0 0 15px rgba(96,96,96,0.5)'; |
---|
| 488 | div.style.MozBoxShadow = '0 0 15px rgba(96,96,96,0.5)'; |
---|
| 489 | div.style.WebkitBoxShadow = 'rgba(96,96,96,0.5) 0 0 15px'; |
---|
| 490 | |
---|
| 491 | div.__canvas__ = canvas; |
---|
| 492 | div.__object__ = obj; |
---|
| 493 | div.id = '__rgraph_image_div__'; |
---|
| 494 | document.body.appendChild(div); |
---|
| 495 | |
---|
| 496 | |
---|
| 497 | /** |
---|
| 498 | * Add the HTML text inputs |
---|
| 499 | */ |
---|
| 500 | div.innerHTML += '<div style="position: absolute; margin-left: 10px; top: ' + canvas.height + 'px; width: ' + (canvas.width - 50) + 'px; height: 25px"><span style="display: inline; display: inline-block; width: 65px; text-align: right">URL:</span><textarea style="float: right; overflow: hidden; height: 15px; width: ' + (canvas.width - obj.gutterLeft - obj.gutterRight - 80) + 'px" onclick="this.select()" readonly="readonly" id="__rgraph_dataurl__">' + canvas.toDataURL() + '</textarea></div>'; |
---|
| 501 | div.innerHTML += '<div style="position: absolute; top: ' + (canvas.height + 25) + 'px; left: ' + (obj.gutterLeft - 65 + (canvas.width / 2)) + 'px; width: ' + (canvas.width - obj.gutterRight) + 'px; font-size: 65%">A link using the URL: <a href="' + canvas.toDataURL() + '">View</a></div>' |
---|
| 502 | |
---|
| 503 | |
---|
| 504 | |
---|
| 505 | /** |
---|
| 506 | * Create the image rendition of the graph |
---|
| 507 | */ |
---|
| 508 | var img = document.createElement('IMG'); |
---|
| 509 | RGraph.Registry.Set('chart.png', img); |
---|
| 510 | img.__canvas__ = canvas; |
---|
| 511 | img.__object__ = obj; |
---|
| 512 | img.id = '__rgraph_image_img__'; |
---|
| 513 | img.className = 'RGraph_png'; |
---|
| 514 | |
---|
| 515 | img.src = canvas.toDataURL(); |
---|
| 516 | |
---|
| 517 | div.appendChild(img); |
---|
| 518 | |
---|
| 519 | setTimeout(function () {document.getElementById("__rgraph_dataurl__").select();}, 50); |
---|
| 520 | |
---|
| 521 | window.addEventListener('resize', function (e){var img = RGraph.Registry.Get('chart.png');img.style.left = (document.body.clientWidth / 2) - (img.width / 2) + 'px';}, false); |
---|
| 522 | |
---|
| 523 | bg.onclick = function (e) |
---|
| 524 | { |
---|
| 525 | var div = document.getElementById("__rgraph_image_div__"); |
---|
| 526 | var bg = document.getElementById("__rgraph_image_bg__"); |
---|
| 527 | |
---|
| 528 | if (div) { |
---|
| 529 | div.style.opacity = 0; |
---|
| 530 | |
---|
| 531 | div.parentNode.removeChild(div); |
---|
| 532 | |
---|
| 533 | div.id = ''; |
---|
| 534 | div.style.display = 'none'; |
---|
| 535 | div = null; |
---|
| 536 | } |
---|
| 537 | |
---|
| 538 | if (bg) { |
---|
| 539 | bg.style.opacity = 0; |
---|
| 540 | |
---|
| 541 | bg.id = ''; |
---|
| 542 | bg.style.display = 'none'; |
---|
| 543 | bg = null; |
---|
| 544 | } |
---|
| 545 | } |
---|
| 546 | |
---|
| 547 | window.addEventListener('resize', function (e) {bg.onclick(e);}, false) |
---|
| 548 | |
---|
| 549 | /** |
---|
| 550 | * This sets the image as a global variable, circumventing repeated calls to document.getElementById() |
---|
| 551 | */ |
---|
| 552 | __rgraph_image_bg__ = bg; |
---|
| 553 | __rgraph_image_div__ = div; |
---|
| 554 | |
---|
| 555 | |
---|
| 556 | setTimeout('__rgraph_image_div__.style.opacity = 0.2', 50); |
---|
| 557 | setTimeout('__rgraph_image_div__.style.opacity = 0.4', 100); |
---|
| 558 | setTimeout('__rgraph_image_div__.style.opacity = 0.6', 150); |
---|
| 559 | setTimeout('__rgraph_image_div__.style.opacity = 0.8', 200); |
---|
| 560 | setTimeout('__rgraph_image_div__.style.opacity = 1', 250); |
---|
| 561 | |
---|
| 562 | setTimeout('__rgraph_image_bg__.style.opacity = 0.1', 50); |
---|
| 563 | setTimeout('__rgraph_image_bg__.style.opacity = 0.2', 100); |
---|
| 564 | setTimeout('__rgraph_image_bg__.style.opacity = 0.3', 150); |
---|
| 565 | setTimeout('__rgraph_image_bg__.style.opacity = 0.4', 200); |
---|
| 566 | setTimeout('__rgraph_image_bg__.style.opacity = 0.5', 250); |
---|
| 567 | |
---|
| 568 | |
---|
| 569 | |
---|
| 570 | img.onclick = function (e) |
---|
| 571 | { |
---|
| 572 | if (e.stopPropagation) e.stopPropagation(); |
---|
| 573 | else event.cancelBubble = true; |
---|
| 574 | } |
---|
| 575 | |
---|
| 576 | if (event && event.stopPropagation) { |
---|
| 577 | event.stopPropagation(); |
---|
| 578 | } |
---|
| 579 | } |
---|