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| |
| <h1>Module annotate Methods</h1> |
| <p class="navigation-index">[<a href="annotate.php#AnnotateImage">AnnotateImage</a> • <a href="annotate.php#FormatMagickCaption">FormatMagickCaption</a> • <a href="annotate.php#GetMultilineTypeMetrics">GetMultilineTypeMetrics</a> • <a href="annotate.php#GetTypeMetrics">GetTypeMetrics</a>]</p> |
| |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/annotate_8c.html" id="AnnotateImage">AnnotateImage</a></h2> |
| <div class="doc-section"> |
| |
| <p>AnnotateImage() annotates an image with text. Optionally you can include any of the following bits of information about the image by embedding the appropriate special characters:</p> |
| |
| <pre class="text"> |
| b file size in bytes. |
| c comment. |
| d directory in which the image resides. |
| e extension of the image file. |
| f original filename of the image. |
| h height of image. |
| i filename of the image. |
| k number of unique colors. |
| l image label. |
| m image file format. |
| n number of images in a image sequence. |
| o output image filename. |
| p page number of the image. |
| q image depth (8 or 16). |
| q image depth (8 or 16). |
| s image scene number. |
| t image filename without any extension. |
| u a unique temporary filename. |
| w image width. |
| x x resolution of the image. |
| y y resolution of the image. |
| </pre> |
| |
| <p>The format of the AnnotateImage method is:</p> |
| |
| <pre class="code"> |
| MagickBooleanType AnnotateImage(Image *image,DrawInfo *draw_info) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <h5>image</h5> |
| <p>the image.</p> |
| |
| <h5>draw_info</h5> |
| <p>the draw info.</p> |
| |
| </div> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/annotate_8c.html" id="FormatMagickCaption">FormatMagickCaption</a></h2> |
| <div class="doc-section"> |
| |
| <p>FormatMagickCaption() formats a caption so that it fits within the image width. It returns the number of lines in the formatted caption.</p> |
| |
| <p>The format of the FormatMagickCaption method is:</p> |
| |
| <pre class="code"> |
| ssize_t FormatMagickCaption(Image *image,DrawInfo *draw_info, |
| const MagickBooleanType split,TypeMetric *metrics,char **caption) |
| </pre> |
| |
| <p>A description of each parameter follows.</p> |
| |
| <h5>image</h5> |
| <p>The image.</p> |
| |
| <h5>draw_info</h5> |
| <p>the draw info.</p> |
| |
| <h5>split</h5> |
| <p>when no convenient line breaks-- insert newline.</p> |
| |
| <h5>metrics</h5> |
| <p>Return the font metrics in this structure.</p> |
| |
| <h5>caption</h5> |
| <p>the caption.</p> |
| |
| </div> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/annotate_8c.html" id="GetMultilineTypeMetrics">GetMultilineTypeMetrics</a></h2> |
| <div class="doc-section"> |
| |
| <p>GetMultilineTypeMetrics() returns the following information for the specified font and text:</p> |
| |
| <pre class="text"> |
| character width |
| character height |
| ascender |
| descender |
| text width |
| text height |
| maximum horizontal advance |
| bounds: x1 |
| bounds: y1 |
| bounds: x2 |
| bounds: y2 |
| origin: x |
| origin: y |
| underline position |
| underline thickness |
| </pre> |
| |
| <p>This method is like GetTypeMetrics() but it returns the maximum text width and height for multiple lines of text.</p> |
| |
| <p>The format of the GetMultilineTypeMetrics method is:</p> |
| |
| <pre class="code"> |
| MagickBooleanType GetMultilineTypeMetrics(Image *image, |
| const DrawInfo *draw_info,TypeMetric *metrics) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <h5>image</h5> |
| <p>the image.</p> |
| |
| <h5>draw_info</h5> |
| <p>the draw info.</p> |
| |
| <h5>metrics</h5> |
| <p>Return the font metrics in this structure.</p> |
| |
| </div> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/annotate_8c.html" id="GetTypeMetrics">GetTypeMetrics</a></h2> |
| <div class="doc-section"> |
| |
| <p>GetTypeMetrics() returns the following information for the specified font and text:</p> |
| |
| <pre class="text"> |
| character width |
| character height |
| ascender |
| descender |
| text width |
| text height |
| maximum horizontal advance |
| bounds: x1 |
| bounds: y1 |
| bounds: x2 |
| bounds: y2 |
| origin: x |
| origin: y |
| underline position |
| underline thickness |
| </pre> |
| |
| <p>The format of the GetTypeMetrics method is:</p> |
| |
| <pre class="code"> |
| MagickBooleanType GetTypeMetrics(Image *image,const DrawInfo *draw_info, |
| TypeMetric *metrics) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <h5>image</h5> |
| <p>the image.</p> |
| |
| <h5>draw_info</h5> |
| <p>the draw info.</p> |
| |
| <h5>metrics</h5> |
| <p>Return the font metrics in this structure.</p> |
| |
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