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174
175<div class="main">
176
cristy20398432011-08-11 01:31:50 +0000[diff] [blame]177<h1>Module color Methods</h1>
cristy44cbd482013-08-04 20:53:36 +0000[diff] [blame^]178<p class="navigation-index">[<a href="color.html#GetColorInfoList">GetColorInfoList</a> • <a href="color.html#GetColorList">GetColorList</a> • <a href="color.html#ListColorInfo">ListColorInfo</a> • <a href="color.html#LoadColorList">LoadColorList</a> • <a href="color.html#QueryColorCompliance">QueryColorCompliance</a> • <a href="color.html#QueryColorDatabase">QueryColorDatabase</a> • <a href="color.html#QueryColorname">QueryColorname</a> • <a href="color.html#QueryMagickColorCompliance">QueryMagickColorCompliance</a> • <a href="color.html#QueryMagickColor">QueryMagickColor</a> • <a href="color.html#QueryMagickColorname">QueryMagickColorname</a>]</p>
cristy6f77f692011-02-15 15:31:39 +0000[diff] [blame]179
cristy20398432011-08-11 01:31:50 +0000[diff] [blame]180<h2><a href="http://www.imagemagick.org/api/MagickCore/color_8c.html" id="GetColorInfoList">GetColorInfoList</a></h2>
181<div class="doc-section">
182
183<p>GetColorInfoList() returns any colors that match the specified pattern.</p>
184
185<p>The format of the GetColorInfoList function is:</p>
186
187<pre class="text">
188 const ColorInfo **GetColorInfoList(const char *pattern,
189 size_t *number_colors,ExceptionInfo *exception)
190</pre>
191
192<p>A description of each parameter follows:</p>
193
194<h5>pattern</h5>
195<p>Specifies a pointer to a text string containing a pattern.</p>
196
197<h5>number_colors</h5>
198<p>This integer returns the number of colors in the list.</p>
199
200<h5>exception</h5>
201<p>return any errors or warnings in this structure.</p>
202
203 </div>
204<h2><a href="http://www.imagemagick.org/api/MagickCore/color_8c.html" id="GetColorList">GetColorList</a></h2>
205<div class="doc-section">
206
207<p>GetColorList() returns any colors that match the specified pattern.</p>
208
209<p>The format of the GetColorList function is:</p>
210
211<pre class="text">
212 char **GetColorList(const char *pattern,size_t *number_colors,
213 ExceptionInfo *exception)
214</pre>
215
216<p>A description of each parameter follows:</p>
217
218<h5>pattern</h5>
219<p>Specifies a pointer to a text string containing a pattern.</p>
220
221<h5>number_colors</h5>
222<p>This integer returns the number of colors in the list.</p>
223
224<h5>exception</h5>
225<p>return any errors or warnings in this structure.</p>
226
227 </div>
228<h2><a href="http://www.imagemagick.org/api/MagickCore/color_8c.html" id="ListColorInfo">ListColorInfo</a></h2>
229<div class="doc-section">
230
231<p>ListColorInfo() lists color names to the specified file. Color names are a convenience. Rather than defining a color by its red, green, and blue intensities just use a color name such as white, blue, or yellow.</p>
232
233<p>The format of the ListColorInfo method is:</p>
234
235<pre class="code">
236 MagickBooleanType ListColorInfo(FILE *file,ExceptionInfo *exception)
237</pre>
238
239<p>A description of each parameter follows.</p>
240
241<h5>file</h5>
242<p>List color names to this file handle.</p>
243
244<h5>exception</h5>
245<p>return any errors or warnings in this structure.</p>
246
247 </div>
248<h2><a href="http://www.imagemagick.org/api/MagickCore/color_8c.html" id="LoadColorList">LoadColorList</a></h2>
249<div class="doc-section">
250
251<p>LoadColorList() loads one or more color configuration file which provides a mapping between color attributes and a color name.</p>
252
253<p>The format of the LoadColorLists method is:</p>
254
255<pre class="code">
256 MagickBooleanType LoadColorLists(const char *filename,
257 ExceptionInfo *exception)
258</pre>
259
260<p>A description of each parameter follows:</p>
261
262<h5>filename</h5>
263<p>the font file name.</p>
264
265<h5>exception</h5>
266<p>return any errors or warnings in this structure.</p>
267
268 </div>
cristyeed6cb62012-01-28 19:38:34 +0000[diff] [blame]269<h2><a href="http://www.imagemagick.org/api/MagickCore/color_8c.html" id="QueryColorCompliance">QueryColorCompliance</a></h2>
cristy20398432011-08-11 01:31:50 +0000[diff] [blame]270<div class="doc-section">
271
cristyeed6cb62012-01-28 19:38:34 +0000[diff] [blame]272<p>QueryColorCompliance() returns the red, green, blue, and opacity intensities for a given color name.</p>
cristy20398432011-08-11 01:31:50 +0000[diff] [blame]273
cristyeed6cb62012-01-28 19:38:34 +0000[diff] [blame]274<p>The format of the QueryColorCompliance method is:</p>
cristy20398432011-08-11 01:31:50 +0000[diff] [blame]275
276<pre class="code">
cristyeed6cb62012-01-28 19:38:34 +0000[diff] [blame]277 MagickBooleanType QueryColorCompliance(const char *name,
cristy20398432011-08-11 01:31:50 +0000[diff] [blame]278 const ComplianceType compliance,PixelPacket *color,
279 ExceptionInfo *exception)
280</pre>
281
282<p>A description of each parameter follows:</p>
283
284<h5>name</h5>
285<p>the color name (e.g. white, blue, yellow).</p>
286
287<h5>compliance</h5>
288<p>Adhere to this color standard: SVG, X11, or XPM.</p>
289
290<h5>color</h5>
291<p>the red, green, blue, and opacity intensities values of the named color in this structure.</p>
292
293<h5>exception</h5>
294<p>return any errors or warnings in this structure.</p>
295
296 </div>
297<h2><a href="http://www.imagemagick.org/api/MagickCore/color_8c.html" id="QueryColorDatabase">QueryColorDatabase</a></h2>
298<div class="doc-section">
299
300<p>QueryColorDatabase() returns the red, green, blue, and opacity intensities for a given color name.</p>
301
302<p>The format of the QueryColorDatabase method is:</p>
303
304<pre class="code">
305 MagickBooleanType QueryColorDatabase(const char *name,PixelPacket *color,
306 ExceptionInfo *exception)
307</pre>
308
309<p>A description of each parameter follows:</p>
310
311<h5>name</h5>
312<p>the color name (e.g. white, blue, yellow).</p>
313
314<h5>color</h5>
315<p>the red, green, blue, and opacity intensities values of the named color in this structure.</p>
316
317<h5>exception</h5>
318<p>return any errors or warnings in this structure.</p>
319
320 </div>
321<h2><a href="http://www.imagemagick.org/api/MagickCore/color_8c.html" id="QueryColorname">QueryColorname</a></h2>
322<div class="doc-section">
323
324<p>QueryColorname() returns a named color for the given color intensity. If an exact match is not found, a rgb() color is returned instead.</p>
325
326<p>The format of the QueryColorname method is:</p>
327
328<pre class="code">
329 MagickBooleanType QueryColorname(const Image *image,
330 const PixelPacket *color,const ComplianceType compliance,char *name,
331 ExceptionInfo *exception)
332</pre>
333
334<p>A description of each parameter follows.</p>
335
336<h5>image</h5>
337<p>the image.</p>
338
339<h5>color</h5>
340<p>the color intensities.</p>
341
342<h5>compliance</h5>
343<p>Adhere to this color standard: SVG, X11, or XPM.</p>
344
345<h5>name</h5>
346<p>Return the color name or hex value.</p>
347
348<h5>exception</h5>
349<p>return any errors or warnings in this structure.</p>
350
351 </div>
352<h2><a href="http://www.imagemagick.org/api/MagickCore/color_8c.html" id="QueryMagickColorCompliance">QueryMagickColorCompliance</a></h2>
353<div class="doc-section">
354
355<p>QueryMagickColorCompliance() returns the red, green, blue, and opacity intensities for a given color name and standards compliance.</p>
356
357<p>The format of the QueryMagickColor method is:</p>
358
359<pre class="code">
cristyeed6cb62012-01-28 19:38:34 +0000[diff] [blame]360 MagickBooleanType QueryMagickColorCompilence(const char *name,
cristy20398432011-08-11 01:31:50 +0000[diff] [blame]361 const ComplianceType compliance,MagickPixelPacket *color,
362 ExceptionInfo *exception)
363</pre>
364
365<p>A description of each parameter follows:</p>
366
367<h5>name</h5>
368<p>the color name (e.g. white, blue, yellow).</p>
369
370<h5>compliance</h5>
371<p>Adhere to this color standard: SVG, X11, or XPM.</p>
372
373<h5>color</h5>
374<p>the red, green, blue, and opacity intensities values of the named color in this structure.</p>
375
376<h5>exception</h5>
377<p>return any errors or warnings in this structure.</p>
378
379 </div>
380<h2><a href="http://www.imagemagick.org/api/MagickCore/color_8c.html" id="QueryMagickColor">QueryMagickColor</a></h2>
381<div class="doc-section">
382
383<p>QueryMagickColor() returns the red, green, blue, and opacity intensities for a given color name.</p>
384
385<p>The format of the QueryMagickColor method is:</p>
386
387<pre class="code">
388 MagickBooleanType QueryMagickColor(const char *name,
389 MagickPixelPacket *color,ExceptionInfo *exception)
390</pre>
391
392<p>A description of each parameter follows:</p>
393
394<h5>name</h5>
395<p>the color name (e.g. white, blue, yellow).</p>
396
397<h5>color</h5>
398<p>the red, green, blue, and opacity intensities values of the named color in this structure.</p>
399
400<h5>exception</h5>
401<p>return any errors or warnings in this structure.</p>
402
403 </div>
404<h2><a href="http://www.imagemagick.org/api/MagickCore/color_8c.html" id="QueryMagickColorname">QueryMagickColorname</a></h2>
405<div class="doc-section">
406
407<p>QueryMagickColorname() returns a named color for the given color intensity. If an exact match is not found, a hex value is returned instead. For example an intensity of rgb:(0,0,0) returns black whereas rgb:(223,223,223) returns #dfdfdf.</p>
408
409<p>The format of the QueryMagickColorname method is:</p>
410
411<pre class="code">
412 MagickBooleanType QueryMagickColorname(const Image *image,
413 const PixelPacket *color,const ComplianceType compliance,char *name,
414 ExceptionInfo *exception)
415</pre>
416
417<p>A description of each parameter follows.</p>
418
419<h5>image</h5>
420<p>the image.</p>
421
422<h5>color</h5>
423<p>the color intensities.</p>
424
425<h5>Compliance</h5>
426<p>Adhere to this color standard: SVG, X11, or XPM.</p>
427
428<h5>name</h5>
429<p>Return the color name or hex value.</p>
430
431<h5>exception</h5>
432<p>return any errors or warnings in this structure.</p>
433
434 </div>
cristy06f63f22012-10-31 00:50:07 +0000[diff] [blame]435
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