class_qwt_log_scale_engine.html 38.1 KB
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 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.3.1"/>
<title>Qwt User&#39;s Guide: QwtLogScaleEngine Class Reference</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/search.js"></script>
<script type="text/javascript">
  $(document).ready(function() { searchBox.OnSelectItem(0); });
</script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
 <tbody>
 <tr style="height: 56px;">
  <td style="padding-left: 0.5em;">
   <div id="projectname">Qwt User&#39;s Guide
   &#160;<span id="projectnumber">6.1-rc3</span>
   </div>
  </td>
 </tr>
 </tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.3.1 -->
<script type="text/javascript">
var searchBox = new SearchBox("searchBox", "search",false,'Search');
</script>
  <div id="navrow1" class="tabs">
    <ul class="tablist">
      <li><a href="index.html"><span>Main&#160;Page</span></a></li>
      <li><a href="pages.html"><span>Related&#160;Pages</span></a></li>
      <li class="current"><a href="annotated.html"><span>Classes</span></a></li>
      <li>
        <div id="MSearchBox" class="MSearchBoxInactive">
        <span class="left">
          <img id="MSearchSelect" src="search/mag_sel.png"
               onmouseover="return searchBox.OnSearchSelectShow()"
               onmouseout="return searchBox.OnSearchSelectHide()"
               alt=""/>
          <input type="text" id="MSearchField" value="Search" accesskey="S"
               onfocus="searchBox.OnSearchFieldFocus(true)" 
               onblur="searchBox.OnSearchFieldFocus(false)" 
               onkeyup="searchBox.OnSearchFieldChange(event)"/>
          </span><span class="right">
            <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
          </span>
        </div>
      </li>
    </ul>
  </div>
  <div id="navrow2" class="tabs2">
    <ul class="tablist">
      <li><a href="annotated.html"><span>Class&#160;List</span></a></li>
      <li><a href="classes.html"><span>Class&#160;Index</span></a></li>
      <li><a href="inherits.html"><span>Class&#160;Hierarchy</span></a></li>
      <li><a href="functions.html"><span>Class&#160;Members</span></a></li>
    </ul>
  </div>
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
     onmouseover="return searchBox.OnSearchSelectShow()"
     onmouseout="return searchBox.OnSearchSelectHide()"
     onkeydown="return searchBox.OnSearchSelectKey(event)">
<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark">&#160;</span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark">&#160;</span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark">&#160;</span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark">&#160;</span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark">&#160;</span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark">&#160;</span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark">&#160;</span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark">&#160;</span>Pages</a></div>

<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0" 
        name="MSearchResults" id="MSearchResults">
</iframe>
</div>

</div><!-- top -->
<div class="header">
  <div class="summary">
<a href="#pub-methods">Public Member Functions</a> &#124;
<a href="#pro-methods">Protected Member Functions</a> &#124;
<a href="class_qwt_log_scale_engine-members.html">List of all members</a>  </div>
  <div class="headertitle">
<div class="title">QwtLogScaleEngine Class Reference</div>  </div>
</div><!--header-->
<div class="contents">

<p>A scale engine for logarithmic scales.  
 <a href="class_qwt_log_scale_engine.html#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="qwt__scale__engine_8h_source.html">qwt_scale_engine.h</a>&gt;</code></p>
<div class="dynheader">
Inheritance diagram for QwtLogScaleEngine:</div>
<div class="dyncontent">
<div class="center"><img src="class_qwt_log_scale_engine__inherit__graph.png" border="0" usemap="#_qwt_log_scale_engine_inherit__map" alt="Inheritance graph"/></div>
<map name="_qwt_log_scale_engine_inherit__map" id="_qwt_log_scale_engine_inherit__map">
<area shape="rect" id="node2" href="class_qwt_scale_engine.html" title="Base class for scale engines." alt="" coords="16,5,132,32"/></map>
<center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a68f89f870f918c2ecc56d8d2b0074a3a"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_log_scale_engine.html#a68f89f870f918c2ecc56d8d2b0074a3a">QwtLogScaleEngine</a> (uint <a class="el" href="class_qwt_scale_engine.html#a5bfe4467f5b311b3879253b0a4470a2c">base</a>=10)</td></tr>
<tr class="separator:a68f89f870f918c2ecc56d8d2b0074a3a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad749149c492c7105fb6e5518abd323c9"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ad749149c492c7105fb6e5518abd323c9"></a>
virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_log_scale_engine.html#ad749149c492c7105fb6e5518abd323c9">~QwtLogScaleEngine</a> ()</td></tr>
<tr class="memdesc:ad749149c492c7105fb6e5518abd323c9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destructor. <br/></td></tr>
<tr class="separator:ad749149c492c7105fb6e5518abd323c9"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5020a25dde6a7d4dbf16012445c4cc81"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_log_scale_engine.html#a5020a25dde6a7d4dbf16012445c4cc81">autoScale</a> (int maxSteps, double &amp;x1, double &amp;x2, double &amp;stepSize) const </td></tr>
<tr class="separator:a5020a25dde6a7d4dbf16012445c4cc81"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a883cc249cfcc290675af84960e4eccaf"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="class_qwt_scale_div.html">QwtScaleDiv</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_log_scale_engine.html#a883cc249cfcc290675af84960e4eccaf">divideScale</a> (double x1, double x2, int numMajorSteps, int numMinorSteps, double stepSize=0.0) const </td></tr>
<tr class="memdesc:a883cc249cfcc290675af84960e4eccaf"><td class="mdescLeft">&#160;</td><td class="mdescRight">Calculate a scale division.  <a href="#a883cc249cfcc290675af84960e4eccaf">More...</a><br/></td></tr>
<tr class="separator:a883cc249cfcc290675af84960e4eccaf"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="inherit_header pub_methods_class_qwt_scale_engine"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_qwt_scale_engine')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="class_qwt_scale_engine.html">QwtScaleEngine</a></td></tr>
<tr class="memitem:a4ad501667558e5095d36cc190d12790d inherit pub_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#a4ad501667558e5095d36cc190d12790d">QwtScaleEngine</a> (uint <a class="el" href="class_qwt_scale_engine.html#a5bfe4467f5b311b3879253b0a4470a2c">base</a>=10)</td></tr>
<tr class="separator:a4ad501667558e5095d36cc190d12790d inherit pub_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab9c21b4550d44d9a82c1865864cb8943 inherit pub_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ab9c21b4550d44d9a82c1865864cb8943"></a>
virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#ab9c21b4550d44d9a82c1865864cb8943">~QwtScaleEngine</a> ()</td></tr>
<tr class="memdesc:ab9c21b4550d44d9a82c1865864cb8943 inherit pub_methods_class_qwt_scale_engine"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destructor. <br/></td></tr>
<tr class="separator:ab9c21b4550d44d9a82c1865864cb8943 inherit pub_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:afdabe4fd2a89b7cd5a21cdc9ac2269d6 inherit pub_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#afdabe4fd2a89b7cd5a21cdc9ac2269d6">setBase</a> (uint <a class="el" href="class_qwt_scale_engine.html#a5bfe4467f5b311b3879253b0a4470a2c">base</a>)</td></tr>
<tr class="separator:afdabe4fd2a89b7cd5a21cdc9ac2269d6 inherit pub_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5bfe4467f5b311b3879253b0a4470a2c inherit pub_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top">uint&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#a5bfe4467f5b311b3879253b0a4470a2c">base</a> () const </td></tr>
<tr class="separator:a5bfe4467f5b311b3879253b0a4470a2c inherit pub_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:acf02a88f6e778edbc9e005960f35b3b7 inherit pub_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#acf02a88f6e778edbc9e005960f35b3b7">setAttribute</a> (<a class="el" href="class_qwt_scale_engine.html#a7548418e0896d75eec164bfa2ba3ff5f">Attribute</a>, bool on=true)</td></tr>
<tr class="separator:acf02a88f6e778edbc9e005960f35b3b7 inherit pub_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab43cac5ff8843531bbb02b4401e8fb62 inherit pub_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#ab43cac5ff8843531bbb02b4401e8fb62">testAttribute</a> (<a class="el" href="class_qwt_scale_engine.html#a7548418e0896d75eec164bfa2ba3ff5f">Attribute</a>) const </td></tr>
<tr class="separator:ab43cac5ff8843531bbb02b4401e8fb62 inherit pub_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:acd73d5f27b5db0bc7ee673eb6fe9810d inherit pub_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#acd73d5f27b5db0bc7ee673eb6fe9810d">setAttributes</a> (<a class="el" href="class_qwt_scale_engine.html#a798f5f1420019d33baa799d26bca0255">Attributes</a>)</td></tr>
<tr class="separator:acd73d5f27b5db0bc7ee673eb6fe9810d inherit pub_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a044961cfa3be3ac86d49610c3881df08 inherit pub_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_qwt_scale_engine.html#a798f5f1420019d33baa799d26bca0255">Attributes</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#a044961cfa3be3ac86d49610c3881df08">attributes</a> () const </td></tr>
<tr class="separator:a044961cfa3be3ac86d49610c3881df08 inherit pub_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a89985ea69dbd858c8b9162ecd2be936e inherit pub_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#a89985ea69dbd858c8b9162ecd2be936e">setReference</a> (double <a class="el" href="class_qwt_scale_engine.html#a5962458870865df797e84e3bd6badf02">reference</a>)</td></tr>
<tr class="memdesc:a89985ea69dbd858c8b9162ecd2be936e inherit pub_methods_class_qwt_scale_engine"><td class="mdescLeft">&#160;</td><td class="mdescRight">Specify a reference point.  <a href="#a89985ea69dbd858c8b9162ecd2be936e">More...</a><br/></td></tr>
<tr class="separator:a89985ea69dbd858c8b9162ecd2be936e inherit pub_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5962458870865df797e84e3bd6badf02 inherit pub_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#a5962458870865df797e84e3bd6badf02">reference</a> () const </td></tr>
<tr class="separator:a5962458870865df797e84e3bd6badf02 inherit pub_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aed2ab1fc105a25fa97bbecf4b2f541a7 inherit pub_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#aed2ab1fc105a25fa97bbecf4b2f541a7">setMargins</a> (double lower, double upper)</td></tr>
<tr class="memdesc:aed2ab1fc105a25fa97bbecf4b2f541a7 inherit pub_methods_class_qwt_scale_engine"><td class="mdescLeft">&#160;</td><td class="mdescRight">Specify margins at the scale's endpoints.  <a href="#aed2ab1fc105a25fa97bbecf4b2f541a7">More...</a><br/></td></tr>
<tr class="separator:aed2ab1fc105a25fa97bbecf4b2f541a7 inherit pub_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0cbcd5c35a8796baf8307bba19991bab inherit pub_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#a0cbcd5c35a8796baf8307bba19991bab">lowerMargin</a> () const </td></tr>
<tr class="separator:a0cbcd5c35a8796baf8307bba19991bab inherit pub_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa3fca2f37156fa3bd8ef21be8d339938 inherit pub_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#aa3fca2f37156fa3bd8ef21be8d339938">upperMargin</a> () const </td></tr>
<tr class="separator:aa3fca2f37156fa3bd8ef21be8d339938 inherit pub_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad063f4bb947996191be5c2a5fa0dbaf6 inherit pub_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#ad063f4bb947996191be5c2a5fa0dbaf6">setTransformation</a> (<a class="el" href="class_qwt_transform.html">QwtTransform</a> *)</td></tr>
<tr class="separator:ad063f4bb947996191be5c2a5fa0dbaf6 inherit pub_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:acbc5488cb3f3e2ec9566d4797468d0d7 inherit pub_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_qwt_transform.html">QwtTransform</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#acbc5488cb3f3e2ec9566d4797468d0d7">transformation</a> () const </td></tr>
<tr class="separator:acbc5488cb3f3e2ec9566d4797468d0d7 inherit pub_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-methods"></a>
Protected Member Functions</h2></td></tr>
<tr class="memitem:a9f0b3b6855c6fd4eda0855078b480206"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_qwt_interval.html">QwtInterval</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_log_scale_engine.html#a9f0b3b6855c6fd4eda0855078b480206">align</a> (const <a class="el" href="class_qwt_interval.html">QwtInterval</a> &amp;, double stepSize) const </td></tr>
<tr class="memdesc:a9f0b3b6855c6fd4eda0855078b480206"><td class="mdescLeft">&#160;</td><td class="mdescRight">Align an interval to a step size.  <a href="#a9f0b3b6855c6fd4eda0855078b480206">More...</a><br/></td></tr>
<tr class="separator:a9f0b3b6855c6fd4eda0855078b480206"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5ab57d233a5722d74426f4c7c5f1b9a9"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_log_scale_engine.html#a5ab57d233a5722d74426f4c7c5f1b9a9">buildTicks</a> (const <a class="el" href="class_qwt_interval.html">QwtInterval</a> &amp;, double stepSize, int maxMinSteps, QList&lt; double &gt; ticks[<a class="el" href="class_qwt_scale_div.html#af21aedaa886dd5e067cf63505838736ca86796bbf72d5eb7162a924ba27ce6553">QwtScaleDiv::NTickTypes</a>]) const </td></tr>
<tr class="memdesc:a5ab57d233a5722d74426f4c7c5f1b9a9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Calculate ticks for an interval.  <a href="#a5ab57d233a5722d74426f4c7c5f1b9a9">More...</a><br/></td></tr>
<tr class="separator:a5ab57d233a5722d74426f4c7c5f1b9a9"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7918a44fcf0e308f23a687610778bbeb"><td class="memItemLeft" align="right" valign="top">QList&lt; double &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_log_scale_engine.html#a7918a44fcf0e308f23a687610778bbeb">buildMajorTicks</a> (const <a class="el" href="class_qwt_interval.html">QwtInterval</a> &amp;interval, double stepSize) const </td></tr>
<tr class="memdesc:a7918a44fcf0e308f23a687610778bbeb"><td class="mdescLeft">&#160;</td><td class="mdescRight">Calculate major ticks for an interval.  <a href="#a7918a44fcf0e308f23a687610778bbeb">More...</a><br/></td></tr>
<tr class="separator:a7918a44fcf0e308f23a687610778bbeb"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:adf9985e35cbacb8ba48378c3781a2071"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_log_scale_engine.html#adf9985e35cbacb8ba48378c3781a2071">buildMinorTicks</a> (const QList&lt; double &gt; &amp;majorTicks, int maxMinorSteps, double stepSize, QList&lt; double &gt; &amp;minorTicks, QList&lt; double &gt; &amp;mediumTicks) const </td></tr>
<tr class="memdesc:adf9985e35cbacb8ba48378c3781a2071"><td class="mdescLeft">&#160;</td><td class="mdescRight">Calculate minor/medium ticks for major ticks.  <a href="#adf9985e35cbacb8ba48378c3781a2071">More...</a><br/></td></tr>
<tr class="separator:adf9985e35cbacb8ba48378c3781a2071"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="inherit_header pro_methods_class_qwt_scale_engine"><td colspan="2" onclick="javascript:toggleInherit('pro_methods_class_qwt_scale_engine')"><img src="closed.png" alt="-"/>&#160;Protected Member Functions inherited from <a class="el" href="class_qwt_scale_engine.html">QwtScaleEngine</a></td></tr>
<tr class="memitem:a36acba98650d011f784641fa4ac43f87 inherit pro_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#a36acba98650d011f784641fa4ac43f87">contains</a> (const <a class="el" href="class_qwt_interval.html">QwtInterval</a> &amp;, double val) const </td></tr>
<tr class="separator:a36acba98650d011f784641fa4ac43f87 inherit pro_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab2b5b3c6081e1d0007f904dbc3f9f7f1 inherit pro_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top">QList&lt; double &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#ab2b5b3c6081e1d0007f904dbc3f9f7f1">strip</a> (const QList&lt; double &gt; &amp;, const <a class="el" href="class_qwt_interval.html">QwtInterval</a> &amp;) const </td></tr>
<tr class="separator:ab2b5b3c6081e1d0007f904dbc3f9f7f1 inherit pro_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aff30158c5ccfee78f4c3e01c0fb5f4de inherit pro_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#aff30158c5ccfee78f4c3e01c0fb5f4de">divideInterval</a> (double interval, int numSteps) const </td></tr>
<tr class="separator:aff30158c5ccfee78f4c3e01c0fb5f4de inherit pro_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac9d1a77655b633ee4f165eb5c43a4374 inherit pro_methods_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_qwt_interval.html">QwtInterval</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#ac9d1a77655b633ee4f165eb5c43a4374">buildInterval</a> (double v) const </td></tr>
<tr class="memdesc:ac9d1a77655b633ee4f165eb5c43a4374 inherit pro_methods_class_qwt_scale_engine"><td class="mdescLeft">&#160;</td><td class="mdescRight">Build an interval for a value.  <a href="#ac9d1a77655b633ee4f165eb5c43a4374">More...</a><br/></td></tr>
<tr class="separator:ac9d1a77655b633ee4f165eb5c43a4374 inherit pro_methods_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="inherited"></a>
Additional Inherited Members</h2></td></tr>
<tr class="inherit_header pub_types_class_qwt_scale_engine"><td colspan="2" onclick="javascript:toggleInherit('pub_types_class_qwt_scale_engine')"><img src="closed.png" alt="-"/>&#160;Public Types inherited from <a class="el" href="class_qwt_scale_engine.html">QwtScaleEngine</a></td></tr>
<tr class="memitem:a7548418e0896d75eec164bfa2ba3ff5f inherit pub_types_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#a7548418e0896d75eec164bfa2ba3ff5f">Attribute</a> { <br/>
&#160;&#160;<a class="el" href="class_qwt_scale_engine.html#a7548418e0896d75eec164bfa2ba3ff5fa617f0da0b90080be49b79dbaaab191f8">NoAttribute</a> = 0x00, 
<a class="el" href="class_qwt_scale_engine.html#a7548418e0896d75eec164bfa2ba3ff5fad29dea0ac58c4675ac009620b0857984">IncludeReference</a> = 0x01, 
<a class="el" href="class_qwt_scale_engine.html#a7548418e0896d75eec164bfa2ba3ff5fab3931d404b68708d0c6eaf87ae744fc9">Symmetric</a> = 0x02, 
<a class="el" href="class_qwt_scale_engine.html#a7548418e0896d75eec164bfa2ba3ff5fa2158d4b3596e7d4a00375821fc0d20c3">Floating</a> = 0x04, 
<br/>
&#160;&#160;<a class="el" href="class_qwt_scale_engine.html#a7548418e0896d75eec164bfa2ba3ff5fa2f3985208684d394319320b8e67ea062">Inverted</a> = 0x08
<br/>
 }</td></tr>
<tr class="separator:a7548418e0896d75eec164bfa2ba3ff5f inherit pub_types_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a798f5f1420019d33baa799d26bca0255 inherit pub_types_class_qwt_scale_engine"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a798f5f1420019d33baa799d26bca0255"></a>
typedef QFlags&lt; <a class="el" href="class_qwt_scale_engine.html#a7548418e0896d75eec164bfa2ba3ff5f">Attribute</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_engine.html#a798f5f1420019d33baa799d26bca0255">Attributes</a></td></tr>
<tr class="memdesc:a798f5f1420019d33baa799d26bca0255 inherit pub_types_class_qwt_scale_engine"><td class="mdescLeft">&#160;</td><td class="mdescRight">Layout attributes. <br/></td></tr>
<tr class="separator:a798f5f1420019d33baa799d26bca0255 inherit pub_types_class_qwt_scale_engine"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>A scale engine for logarithmic scales. </p>
<p>The step size is measured in <em>decades</em> and the major step size will be adjusted to fit the pattern <img class="formulaInl" alt="$\left\{ 1,2,3,5\right\} \cdot 10^{n}$" src="form_5.png"/>, where n is a natural number including zero.</p>
<dl class="section warning"><dt>Warning</dt><dd>the step size as well as the margins are measured in <em>decades</em>. </dd></dl>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a class="anchor" id="a68f89f870f918c2ecc56d8d2b0074a3a"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">QwtLogScaleEngine::QwtLogScaleEngine </td>
          <td>(</td>
          <td class="paramtype">uint&#160;</td>
          <td class="paramname"><em>base</em> = <code>10</code></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Constructor</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">base</td><td>Base of the scale engine </td></tr>
  </table>
  </dd>
</dl>
<dl class="section see"><dt>See Also</dt><dd><a class="el" href="class_qwt_scale_engine.html#afdabe4fd2a89b7cd5a21cdc9ac2269d6">setBase()</a> </dd></dl>

</div>
</div>
<h2 class="groupheader">Member Function Documentation</h2>
<a class="anchor" id="a9f0b3b6855c6fd4eda0855078b480206"></a>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname"><a class="el" href="class_qwt_interval.html">QwtInterval</a> QwtLogScaleEngine::align </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="class_qwt_interval.html">QwtInterval</a> &amp;&#160;</td>
          <td class="paramname"><em>interval</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">double&#160;</td>
          <td class="paramname"><em>stepSize</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td> const</td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">protected</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">

<p>Align an interval to a step size. </p>
<p>The limits of an interval are aligned that both are integer multiples of the step size.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">interval</td><td>Interval </td></tr>
    <tr><td class="paramname">stepSize</td><td>Step size</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Aligned interval </dd></dl>

</div>
</div>
<a class="anchor" id="a5020a25dde6a7d4dbf16012445c4cc81"></a>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname">void QwtLogScaleEngine::autoScale </td>
          <td>(</td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>maxNumSteps</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">double &amp;&#160;</td>
          <td class="paramname"><em>x1</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">double &amp;&#160;</td>
          <td class="paramname"><em>x2</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">double &amp;&#160;</td>
          <td class="paramname"><em>stepSize</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td> const</td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">
<p>Align and divide an interval</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">maxNumSteps</td><td>Max. number of steps </td></tr>
    <tr><td class="paramname">x1</td><td>First limit of the interval (In/Out) </td></tr>
    <tr><td class="paramname">x2</td><td>Second limit of the interval (In/Out) </td></tr>
    <tr><td class="paramname">stepSize</td><td>Step size (Out)</td></tr>
  </table>
  </dd>
</dl>
<dl class="section see"><dt>See Also</dt><dd><a class="el" href="class_qwt_scale_engine.html#acf02a88f6e778edbc9e005960f35b3b7">QwtScaleEngine::setAttribute()</a> </dd></dl>

<p>Implements <a class="el" href="class_qwt_scale_engine.html#aa27323d6d9d5348bd253a61b45e4785b">QwtScaleEngine</a>.</p>

</div>
</div>
<a class="anchor" id="a7918a44fcf0e308f23a687610778bbeb"></a>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname">QList&lt; double &gt; QwtLogScaleEngine::buildMajorTicks </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="class_qwt_interval.html">QwtInterval</a> &amp;&#160;</td>
          <td class="paramname"><em>interval</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">double&#160;</td>
          <td class="paramname"><em>stepSize</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td> const</td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">protected</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">

<p>Calculate major ticks for an interval. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">interval</td><td>Interval </td></tr>
    <tr><td class="paramname">stepSize</td><td>Step size</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Calculated ticks </dd></dl>

</div>
</div>
<a class="anchor" id="adf9985e35cbacb8ba48378c3781a2071"></a>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname">void QwtLogScaleEngine::buildMinorTicks </td>
          <td>(</td>
          <td class="paramtype">const QList&lt; double &gt; &amp;&#160;</td>
          <td class="paramname"><em>majorTicks</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>maxMinorSteps</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">double&#160;</td>
          <td class="paramname"><em>stepSize</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">QList&lt; double &gt; &amp;&#160;</td>
          <td class="paramname"><em>minorTicks</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">QList&lt; double &gt; &amp;&#160;</td>
          <td class="paramname"><em>mediumTicks</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td> const</td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">protected</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">

<p>Calculate minor/medium ticks for major ticks. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">majorTicks</td><td>Major ticks </td></tr>
    <tr><td class="paramname">maxMinorSteps</td><td>Maximum number of minor steps </td></tr>
    <tr><td class="paramname">stepSize</td><td>Step size </td></tr>
    <tr><td class="paramname">minorTicks</td><td>Array to be filled with the calculated minor ticks </td></tr>
    <tr><td class="paramname">mediumTicks</td><td>Array to be filled with the calculated medium ticks </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a class="anchor" id="a5ab57d233a5722d74426f4c7c5f1b9a9"></a>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname">void QwtLogScaleEngine::buildTicks </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="class_qwt_interval.html">QwtInterval</a> &amp;&#160;</td>
          <td class="paramname"><em>interval</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">double&#160;</td>
          <td class="paramname"><em>stepSize</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>maxMinorSteps</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">QList&lt; double &gt;&#160;</td>
          <td class="paramname"><em>ticks</em>[QwtScaleDiv::NTickTypes]&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td> const</td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">protected</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">

<p>Calculate ticks for an interval. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">interval</td><td>Interval </td></tr>
    <tr><td class="paramname">maxMinorSteps</td><td>Maximum number of minor steps </td></tr>
    <tr><td class="paramname">stepSize</td><td>Step size </td></tr>
    <tr><td class="paramname">ticks</td><td>Arrays to be filled with the calculated ticks</td></tr>
  </table>
  </dd>
</dl>
<dl class="section see"><dt>See Also</dt><dd><a class="el" href="class_qwt_log_scale_engine.html#a7918a44fcf0e308f23a687610778bbeb" title="Calculate major ticks for an interval.">buildMajorTicks()</a>, <a class="el" href="class_qwt_log_scale_engine.html#adf9985e35cbacb8ba48378c3781a2071" title="Calculate minor/medium ticks for major ticks.">buildMinorTicks</a> </dd></dl>

</div>
</div>
<a class="anchor" id="a883cc249cfcc290675af84960e4eccaf"></a>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname"><a class="el" href="class_qwt_scale_div.html">QwtScaleDiv</a> QwtLogScaleEngine::divideScale </td>
          <td>(</td>
          <td class="paramtype">double&#160;</td>
          <td class="paramname"><em>x1</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">double&#160;</td>
          <td class="paramname"><em>x2</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>maxMajorSteps</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>maxMinorSteps</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">double&#160;</td>
          <td class="paramname"><em>stepSize</em> = <code>0.0</code>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td> const</td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">

<p>Calculate a scale division. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">x1</td><td>First interval limit </td></tr>
    <tr><td class="paramname">x2</td><td>Second interval limit </td></tr>
    <tr><td class="paramname">maxMajorSteps</td><td>Maximum for the number of major steps </td></tr>
    <tr><td class="paramname">maxMinorSteps</td><td>Maximum number of minor steps </td></tr>
    <tr><td class="paramname">stepSize</td><td>Step size. If stepSize == 0, the engine calculates one. </td></tr>
  </table>
  </dd>
</dl>

<p>Implements <a class="el" href="class_qwt_scale_engine.html#ab85442ced7cf3a39e5ad25f8cb80dea4">QwtScaleEngine</a>.</p>

</div>
</div>
</div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated by &#160;<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/>
</a> 1.8.3.1
</small></address>
</body>
</html>