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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>1/mm</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta http-equiv="Content-Language" content="en-gb">
<link href="inweb.css" rel="stylesheet" rev="stylesheet" type="text/css">
</head>
<body>
<!--Weave of '2/fgr' generated by 7-->
<ul class="crumbs"><li><a href="../webs.html">&#9733;</a></li><li><a href="index.html">multimedia</a></li><li><a href="index.html#2">Chapter 2: Multimedia Features</a></li><li><b>Figures</b></li></ul><p class="purpose">To register the names associated with picture resource numbers, which are defined to allow the final story file to display pictures, and to produce the thumbnail index of figures.</p>
<ul class="toc"><li><a href="#SP1">&#167;1. Definitions</a></li><li><a href="#SP12">&#167;12. Blurb and manifest</a></li><li><a href="#SP16">&#167;16. Thumbnail Index</a></li></ul><hr class="tocbar">
<p class="inwebparagraph"><a id="SP1"></a><b>&#167;1. Definitions. </b></p>
<p class="inwebparagraph"><a id="SP2"></a><b>&#167;2. </b>To be viable, figures have to be of an image format which Blorb recognises,
and in any case we only allow two formats: JPEG and PNG.
</p>
<pre class="display">
<span class="reserved">typedef</span><span class="plain"> </span><span class="reserved">struct</span><span class="plain"> </span><span class="reserved">blorb_figure</span><span class="plain"> {</span>
<span class="reserved">struct</span><span class="plain"> </span><span class="identifier">wording</span><span class="plain"> </span><span class="identifier">name</span><span class="plain">; </span> <span class="comment">text of name</span>
<span class="reserved">struct</span><span class="plain"> </span><span class="identifier">filename</span><span class="plain"> *</span><span class="identifier">filename_of_image_file</span><span class="plain">;</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">figure_number</span><span class="plain">; </span> <span class="comment">resource number of this picture inside Blorb</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">alt_description</span><span class="plain">; </span> <span class="comment">word number of double-quoted description</span>
<span class="identifier">MEMORY_MANAGEMENT</span>
<span class="plain">} </span><span class="reserved">blorb_figure</span><span class="plain">;</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The structure blorb_figure is accessed in 2/se, 2/ef and here.</p>
<p class="inwebparagraph"><a id="SP3"></a><b>&#167;3. </b>One is special:
</p>
<pre class="display">
<span class="reserved">blorb_figure</span><span class="plain"> *</span><span class="identifier">F_cover_art</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP4"></a><b>&#167;4. </b>And we define one type ID.
A resource ID number for a figure (i.e.,
a picture) or a sound effect in the eventual blorb, or for use in Glulx
within the application.
</p>
<pre class="display">
<span class="identifier">kind</span><span class="plain"> *</span><span class="identifier">K_figure_name</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP5"></a><b>&#167;5. </b></p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">PL::Figures::start</span><span class="plain">(</span><span class="reserved">void</span><span class="plain">) {</span>
<span class="identifier">PLUGIN_REGISTER</span><span class="plain">(</span><span class="identifier">PLUGIN_NEW_INSTANCE_NOTIFY</span><span class="plain">, </span><span class="functiontext">PL::Figures::figures_new_named_instance_notify</span><span class="plain">);</span>
<span class="identifier">PLUGIN_REGISTER</span><span class="plain">(</span><span class="identifier">PLUGIN_NEW_BASE_KIND_NOTIFY</span><span class="plain">, </span><span class="functiontext">PL::Figures::figures_new_base_kind_notify</span><span class="plain">);</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function PL::Figures::start appears nowhere else.</p>
<p class="inwebparagraph"><a id="SP6"></a><b>&#167;6. </b></p>
<pre class="display">
<span class="reserved">int</span><span class="plain"> </span><span class="functiontext">PL::Figures::figures_new_base_kind_notify</span><span class="plain">(</span><span class="identifier">kind</span><span class="plain"> *</span><span class="identifier">new_base</span><span class="plain">, </span><span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">name</span><span class="plain">, </span><span class="identifier">wording</span><span class="plain"> </span><span class="identifier">W</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">name</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"FIGURE_NAME_TY"</span><span class="plain">)) {</span>
<span class="identifier">K_figure_name</span><span class="plain"> = </span><span class="identifier">new_base</span><span class="plain">; </span><span class="reserved">return</span><span class="plain"> </span><span class="identifier">TRUE</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">return</span><span class="plain"> </span><span class="identifier">FALSE</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">allow_figure_creations</span><span class="plain"> = </span><span class="identifier">FALSE</span><span class="plain">;</span>
<span class="reserved">int</span><span class="plain"> </span><span class="functiontext">PL::Figures::figures_new_named_instance_notify</span><span class="plain">(</span><span class="identifier">instance</span><span class="plain"> *</span><span class="identifier">nc</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">K_figure_name</span><span class="plain"> == </span><span class="identifier">NULL</span><span class="plain">) </span><span class="reserved">return</span><span class="plain"> </span><span class="identifier">FALSE</span><span class="plain">;</span>
<span class="identifier">kind</span><span class="plain"> *</span><span class="identifier">K</span><span class="plain"> = </span><span class="identifier">Instances::to_kind</span><span class="plain">(</span><span class="identifier">nc</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">Kinds::Compare::eq</span><span class="plain">(</span><span class="identifier">K</span><span class="plain">, </span><span class="identifier">K_figure_name</span><span class="plain">)) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">allow_figure_creations</span><span class="plain"> == </span><span class="identifier">FALSE</span><span class="plain">)</span>
<span class="identifier">Problems::Issue::sentence_problem</span><span class="plain">(</span><span class="identifier">_p_</span><span class="plain">(</span><span class="identifier">PM_BackdoorFigureCreation</span><span class="plain">),</span>
<span class="string">"this is not the way to create a new figure name"</span><span class="plain">,</span>
<span class="string">"which should be done with a special 'Figure ... is the file ...' "</span>
<span class="string">"sentence."</span><span class="plain">);</span>
<span class="identifier">Instances::set_connection</span><span class="plain">(</span><span class="identifier">nc</span><span class="plain">,</span>
<span class="identifier">STORE_POINTER_blorb_figure</span><span class="plain">(</span><span class="functiontext">PL::Figures::new_blorb_figure</span><span class="plain">(</span><span class="identifier">nc</span><span class="plain">)));</span>
<span class="reserved">return</span><span class="plain"> </span><span class="identifier">TRUE</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">return</span><span class="plain"> </span><span class="identifier">FALSE</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">blorb_figure</span><span class="plain"> *</span><span class="functiontext">PL::Figures::new_blorb_figure</span><span class="plain">(</span><span class="identifier">instance</span><span class="plain"> *</span><span class="identifier">nc</span><span class="plain">) {</span>
<span class="reserved">blorb_figure</span><span class="plain"> *</span><span class="identifier">bf</span><span class="plain"> = </span><span class="identifier">CREATE</span><span class="plain">(</span><span class="reserved">blorb_figure</span><span class="plain">);</span>
<span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;name</span><span class="plain"> = </span><span class="identifier">EMPTY_WORDING</span><span class="plain">;</span>
<span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;filename_of_image_file</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;figure_number</span><span class="plain"> = 0;</span>
<span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;alt_description</span><span class="plain"> = -1;</span>
<span class="reserved">return</span><span class="plain"> </span><span class="identifier">bf</span><span class="plain">;</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function PL::Figures::figures_new_base_kind_notify is used in <a href="#SP5">&#167;5</a>.</p>
<p class="endnote">The function PL::Figures::figures_new_named_instance_notify is used in <a href="#SP5">&#167;5</a>.</p>
<p class="endnote">The function PL::Figures::new_blorb_figure appears nowhere else.</p>
<p class="inwebparagraph"><a id="SP7"></a><b>&#167;7. </b>Figure allocation now follows. This handles the special meaning "X is an figure...".
</p>
<pre class="display">
<span class="plain">&lt;</span><span class="identifier">new</span><span class="plain">-</span><span class="identifier">figure</span><span class="plain">-</span><span class="identifier">sentence</span><span class="plain">-</span><span class="identifier">object</span><span class="plain">&gt; ::=</span>
<span class="plain">&lt;</span><span class="identifier">definite</span><span class="plain">-</span><span class="identifier">article</span><span class="plain">&gt; &lt;</span><span class="identifier">new</span><span class="plain">-</span><span class="identifier">figure</span><span class="plain">-</span><span class="identifier">sentence</span><span class="plain">-</span><span class="identifier">object</span><span class="plain">-</span><span class="identifier">unarticled</span><span class="plain">&gt; | ==&gt; </span><span class="identifier">R</span><span class="plain">[2]; *</span><span class="identifier">XP</span><span class="plain"> = </span><span class="identifier">RP</span><span class="plain">[2]</span>
<span class="plain">&lt;</span><span class="identifier">new</span><span class="plain">-</span><span class="identifier">figure</span><span class="plain">-</span><span class="identifier">sentence</span><span class="plain">-</span><span class="identifier">object</span><span class="plain">-</span><span class="identifier">unarticled</span><span class="plain">&gt; ==&gt; </span><span class="identifier">R</span><span class="plain">[1]; *</span><span class="identifier">XP</span><span class="plain"> = </span><span class="identifier">RP</span><span class="plain">[1]</span>
<span class="plain">&lt;</span><span class="identifier">new</span><span class="plain">-</span><span class="identifier">figure</span><span class="plain">-</span><span class="identifier">sentence</span><span class="plain">-</span><span class="identifier">object</span><span class="plain">-</span><span class="identifier">unarticled</span><span class="plain">&gt; ::=</span>
<span class="identifier">file</span><span class="plain"> &lt;</span><span class="identifier">nounphrase</span><span class="plain">&gt; ==&gt; </span><span class="identifier">TRUE</span><span class="plain">; *</span><span class="identifier">XP</span><span class="plain"> = </span><span class="identifier">RP</span><span class="plain">[1]</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP8"></a><b>&#167;8. </b></p>
<pre class="display">
<span class="reserved">int</span><span class="plain"> </span><span class="functiontext">PL::Figures::new_figure_SMF</span><span class="plain">(</span><span class="reserved">int</span><span class="plain"> </span><span class="identifier">task</span><span class="plain">, </span><span class="identifier">parse_node</span><span class="plain"> *</span><span class="identifier">V</span><span class="plain">, </span><span class="identifier">wording</span><span class="plain"> *</span><span class="identifier">NPs</span><span class="plain">) {</span>
<span class="identifier">wording</span><span class="plain"> </span><span class="identifier">SW</span><span class="plain"> = (</span><span class="identifier">NPs</span><span class="plain">)?(</span><span class="identifier">NPs</span><span class="plain">[0]):</span><span class="identifier">EMPTY_WORDING</span><span class="plain">;</span>
<span class="identifier">wording</span><span class="plain"> </span><span class="identifier">OW</span><span class="plain"> = (</span><span class="identifier">NPs</span><span class="plain">)?(</span><span class="identifier">NPs</span><span class="plain">[1]):</span><span class="identifier">EMPTY_WORDING</span><span class="plain">;</span>
<span class="reserved">switch</span><span class="plain"> (</span><span class="identifier">task</span><span class="plain">) { </span> <span class="comment">"Figure... is the file..."</span>
<span class="reserved">case</span><span class="plain"> </span><span class="identifier">ACCEPT_SMFT</span><span class="plain">:</span>
<span class="reserved">if</span><span class="plain"> ((&lt;</span><span class="identifier">nounphrase</span><span class="plain">-</span><span class="identifier">figure</span><span class="plain">&gt;(</span><span class="identifier">SW</span><span class="plain">)) &amp;&amp; (&lt;</span><span class="identifier">new</span><span class="plain">-</span><span class="identifier">figure</span><span class="plain">-</span><span class="identifier">sentence</span><span class="plain">-</span><span class="identifier">object</span><span class="plain">&gt;(</span><span class="identifier">OW</span><span class="plain">))) {</span>
<span class="identifier">ParseTree::annotate_int</span><span class="plain">(</span><span class="identifier">V</span><span class="plain">, </span><span class="identifier">verb_id_ANNOT</span><span class="plain">, </span><span class="identifier">SPECIAL_MEANING_VB</span><span class="plain">);</span>
<span class="identifier">parse_node</span><span class="plain"> *</span><span class="identifier">O</span><span class="plain"> = &lt;&lt;</span><span class="identifier">rp</span><span class="plain">&gt;&gt;;</span>
<span class="plain">&lt;</span><span class="identifier">nounphrase</span><span class="plain">&gt;(</span><span class="identifier">SW</span><span class="plain">);</span>
<span class="identifier">V</span><span class="plain">-&gt;</span><span class="identifier">next</span><span class="plain"> = &lt;&lt;</span><span class="identifier">rp</span><span class="plain">&gt;&gt;;</span>
<span class="identifier">V</span><span class="plain">-&gt;</span><span class="identifier">next</span><span class="plain">-&gt;</span><span class="identifier">next</span><span class="plain"> = </span><span class="identifier">O</span><span class="plain">;</span>
<span class="reserved">return</span><span class="plain"> </span><span class="identifier">TRUE</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">break</span><span class="plain">;</span>
<span class="reserved">case</span><span class="plain"> </span><span class="identifier">TRAVERSE1_SMFT</span><span class="plain">:</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">Plugins::Manage::plugged_in</span><span class="plain">(</span><span class="identifier">figures_plugin</span><span class="plain">) == </span><span class="identifier">FALSE</span><span class="plain">)</span>
<span class="identifier">internal_error</span><span class="plain">(</span><span class="string">"Figures plugin inactive"</span><span class="plain">);</span>
<span class="functiontext">PL::Figures::register_figure</span><span class="plain">(</span><span class="identifier">ParseTree::get_text</span><span class="plain">(</span><span class="identifier">V</span><span class="plain">-&gt;</span><span class="identifier">next</span><span class="plain">),</span>
<span class="identifier">ParseTree::get_text</span><span class="plain">(</span><span class="identifier">V</span><span class="plain">-&gt;</span><span class="identifier">next</span><span class="plain">-&gt;</span><span class="identifier">next</span><span class="plain">));</span>
<span class="reserved">break</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">return</span><span class="plain"> </span><span class="identifier">FALSE</span><span class="plain">;</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function PL::Figures::new_figure_SMF appears nowhere else.</p>
<p class="inwebparagraph"><a id="SP9"></a><b>&#167;9. </b></p>
<pre class="display">
<span class="plain">&lt;</span><span class="identifier">figure</span><span class="plain">-</span><span class="identifier">sentence</span><span class="plain">-</span><span class="identifier">object</span><span class="plain">&gt; ::=</span>
<span class="plain">&lt;</span><span class="identifier">figure</span><span class="plain">-</span><span class="identifier">source</span><span class="plain">&gt; ( &lt;</span><span class="identifier">quoted</span><span class="plain">-</span><span class="identifier">text</span><span class="plain">&gt; ) | ==&gt; </span><span class="identifier">R</span><span class="plain">[1]; &lt;&lt;</span><span class="identifier">alttext</span><span class="plain">&gt;&gt; = </span><span class="identifier">R</span><span class="plain">[2];</span>
<span class="plain">&lt;</span><span class="identifier">figure</span><span class="plain">-</span><span class="identifier">source</span><span class="plain">&gt; ==&gt; </span><span class="identifier">R</span><span class="plain">[1]</span>
<span class="plain">&lt;</span><span class="identifier">figure</span><span class="plain">-</span><span class="identifier">source</span><span class="plain">&gt; ::=</span>
<span class="identifier">of</span><span class="plain"> </span><span class="identifier">cover</span><span class="plain"> </span><span class="identifier">art</span><span class="plain"> | ==&gt; -1</span>
<span class="plain">&lt;</span><span class="identifier">quoted</span><span class="plain">-</span><span class="identifier">text</span><span class="plain">&gt; | ==&gt; </span><span class="identifier">R</span><span class="plain">[1]</span>
<span class="plain">... ==&gt; </span>&lt;<span class="cwebmacro">Issue PM_PictureNotTextual problem</span> <span class="cwebmacronumber">9.1</span>&gt;<span class="plain">;</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP9_1"></a><b>&#167;9.1. </b><code class="display">
&lt;<span class="cwebmacrodefn">Issue PM_PictureNotTextual problem</span> <span class="cwebmacronumber">9.1</span>&gt; =
</code></p>
<pre class="displaydefn">
<span class="identifier">Problems::Issue::sentence_problem</span><span class="plain">(</span><span class="identifier">_p_</span><span class="plain">(</span><span class="identifier">PM_PictureNotTextual</span><span class="plain">),</span>
<span class="string">"a figure can only be declared as a quoted file name"</span><span class="plain">,</span>
<span class="string">"which should be the name of a JPEG or PNG image inside the "</span>
<span class="string">"project's .materials folder. For instance, 'Figure 2 is the "</span>
<span class="string">"file \</span><span class="plain">"</span><span class="string">Crossed Swords.png\</span><span class="plain">"</span><span class="string">.'"</span><span class="plain">);</span>
<span class="plain">*</span><span class="identifier">X</span><span class="plain"> = 0;</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">This code is used in <a href="#SP9">&#167;9</a>.</p>
<p class="inwebparagraph"><a id="SP10"></a><b>&#167;10. </b>This is a figure name which Inform provides special support for; it
recognises the English name when it is defined by the Standard Rules. (So there
is no need to translate this to other languages.)
</p>
<pre class="display">
<span class="plain">&lt;</span><span class="identifier">notable</span><span class="plain">-</span><span class="identifier">figures</span><span class="plain">&gt; ::=</span>
<span class="identifier">of</span><span class="plain"> </span><span class="identifier">cover</span><span class="plain"> </span><span class="identifier">art</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP11"></a><b>&#167;11. </b></p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">PL::Figures::register_figure</span><span class="plain">(</span><span class="identifier">wording</span><span class="plain"> </span><span class="identifier">F</span><span class="plain">, </span><span class="identifier">wording</span><span class="plain"> </span><span class="identifier">FN</span><span class="plain">) {</span>
<span class="plain">&lt;&lt;</span><span class="identifier">alttext</span><span class="plain">&gt;&gt; = -1;</span>
<span class="plain">&lt;</span><span class="identifier">figure</span><span class="plain">-</span><span class="identifier">sentence</span><span class="plain">-</span><span class="identifier">object</span><span class="plain">&gt;(</span><span class="identifier">FN</span><span class="plain">);</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">wn</span><span class="plain"> = &lt;&lt;</span><span class="identifier">r</span><span class="plain">&gt;&gt;;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">wn</span><span class="plain"> == 0) </span><span class="reserved">return</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">wn</span><span class="plain"> &gt; 0) </span><span class="identifier">Word::dequote</span><span class="plain">(</span><span class="identifier">wn</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (&lt;&lt;</span><span class="identifier">alttext</span><span class="plain">&gt;&gt; &gt; 0) </span><span class="identifier">Word::dequote</span><span class="plain">(&lt;&lt;</span><span class="identifier">alttext</span><span class="plain">&gt;&gt;);</span>
<span class="identifier">Assertions::Creator::vet_name_for_noun</span><span class="plain">(</span><span class="identifier">F</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> ((&lt;</span><span class="identifier">s</span><span class="plain">-</span><span class="identifier">value</span><span class="plain">&gt;(</span><span class="identifier">F</span><span class="plain">)) &amp;&amp;</span>
<span class="plain">(</span><span class="identifier">Rvalues::is_CONSTANT_of_kind</span><span class="plain">(&lt;&lt;</span><span class="identifier">rp</span><span class="plain">&gt;&gt;, </span><span class="identifier">K_figure_name</span><span class="plain">))) {</span>
<span class="identifier">Problems::Issue::sentence_problem</span><span class="plain">(</span><span class="identifier">_p_</span><span class="plain">(</span><span class="identifier">PM_PictureDuplicate</span><span class="plain">),</span>
<span class="string">"this is already the name of a Figure"</span><span class="plain">,</span>
<span class="string">"so there must be some duplication somewhere."</span><span class="plain">);</span>
<span class="reserved">return</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="identifier">allow_figure_creations</span><span class="plain"> = </span><span class="identifier">TRUE</span><span class="plain">;</span>
<span class="identifier">pcalc_prop</span><span class="plain"> *</span><span class="identifier">prop</span><span class="plain"> = </span><span class="identifier">Calculus::Propositions::Abstract::to_create_something</span><span class="plain">(</span><span class="identifier">K_figure_name</span><span class="plain">, </span><span class="identifier">F</span><span class="plain">);</span>
<span class="identifier">Calculus::Propositions::Assert::assert_true</span><span class="plain">(</span><span class="identifier">prop</span><span class="plain">, </span><span class="identifier">CERTAIN_CE</span><span class="plain">);</span>
<span class="identifier">allow_figure_creations</span><span class="plain"> = </span><span class="identifier">FALSE</span><span class="plain">;</span>
<span class="reserved">blorb_figure</span><span class="plain"> *</span><span class="identifier">bf</span><span class="plain"> = </span><span class="identifier">RETRIEVE_POINTER_blorb_figure</span><span class="plain">(</span>
<span class="identifier">Instances::get_connection</span><span class="plain">(</span><span class="identifier">latest_instance</span><span class="plain">));</span>
<span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;name</span><span class="plain"> = </span><span class="identifier">F</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">wn</span><span class="plain"> &gt;= 0) {</span>
<span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;figure_number</span><span class="plain"> = </span><span class="identifier">VirtualMachines::get_next_free_blorb_resource_ID</span><span class="plain">();</span>
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">leaf</span><span class="plain">);</span>
<span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">leaf</span><span class="plain">, </span><span class="string">"%N"</span><span class="plain">, </span><span class="identifier">wn</span><span class="plain">);</span>
<span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;filename_of_image_file</span><span class="plain"> = </span><span class="identifier">Filenames::in_folder</span><span class="plain">(</span><span class="identifier">pathname_of_materials_figures</span><span class="plain">, </span><span class="identifier">leaf</span><span class="plain">);</span>
<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">leaf</span><span class="plain">);</span>
<span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;alt_description</span><span class="plain"> = &lt;&lt;</span><span class="identifier">alttext</span><span class="plain">&gt;&gt;;</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> {</span>
<span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;figure_number</span><span class="plain"> = 1;</span>
<span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;filename_of_image_file</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;alt_description</span><span class="plain"> = &lt;&lt;</span><span class="identifier">alttext</span><span class="plain">&gt;&gt;;</span>
<span class="identifier">F_cover_art</span><span class="plain"> = </span><span class="identifier">bf</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="identifier">LOGIF</span><span class="plain">(</span><span class="identifier">FIGURE_CREATIONS</span><span class="plain">, </span><span class="string">"Created figure &lt;%W&gt; = filename '%N' = resource ID %d\</span><span class="plain">n</span><span class="string">"</span><span class="plain">,</span>
<span class="identifier">F</span><span class="plain">, </span><span class="identifier">wn</span><span class="plain">, </span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;figure_number</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="identifier">wchar_t</span><span class="plain"> *</span><span class="functiontext">PL::Figures::description_of_cover_art</span><span class="plain">(</span><span class="reserved">void</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">F_cover_art</span><span class="plain"> == </span><span class="identifier">NULL</span><span class="plain">) || (</span><span class="identifier">F_cover_art</span><span class="plain">-</span><span class="element">&gt;alt_description</span><span class="plain"> == -1)) </span><span class="reserved">return</span><span class="plain"> </span><span class="identifier">L</span><span class="string">""</span><span class="plain">;</span>
<span class="reserved">return</span><span class="plain"> </span><span class="identifier">Lexer::word_text</span><span class="plain">(</span><span class="identifier">F_cover_art</span><span class="plain">-</span><span class="element">&gt;alt_description</span><span class="plain">);</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function PL::Figures::register_figure is used in <a href="#SP8">&#167;8</a>.</p>
<p class="endnote">The function PL::Figures::description_of_cover_art appears nowhere else.</p>
<p class="inwebparagraph"><a id="SP12"></a><b>&#167;12. Blurb and manifest. </b>The picture manifest is used by the implementation of Glulx within the
Inform application to connect picture ID numbers with filenames relative
to the Materials folder for its project.
</p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">PL::Figures::write_picture_manifest</span><span class="plain">(</span><span class="identifier">OUTPUT_STREAM</span><span class="plain">, </span><span class="reserved">int</span><span class="plain"> </span><span class="identifier">include_cover</span><span class="plain">,</span>
<span class="reserved">char</span><span class="plain"> *</span><span class="identifier">cover_art_format</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">Plugins::Manage::plugged_in</span><span class="plain">(</span><span class="identifier">figures_plugin</span><span class="plain">) == </span><span class="identifier">FALSE</span><span class="plain">) </span><span class="reserved">return</span><span class="plain">;</span>
<span class="reserved">blorb_figure</span><span class="plain"> *</span><span class="identifier">bf</span><span class="plain">;</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&lt;?xml version=\</span><span class="plain">"</span><span class="string">1.0\</span><span class="plain">"</span><span class="string"> encoding=\</span><span class="plain">"</span><span class="string">UTF-8\</span><span class="plain">"</span><span class="string">?&gt;\</span><span class="plain">n</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&lt;!DOCTYPE plist PUBLIC \</span><span class="plain">"</span><span class="string">-//Apple Computer//DTD PLIST 1.0//EN\</span><span class="plain">"</span><span class="string"> "</span>
<span class="string">"\</span><span class="plain">"</span><span class="string">http://www.apple.com/DTDs/PropertyList-1.0.dtd\</span><span class="plain">"</span><span class="string">&gt;\</span><span class="plain">n</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&lt;plist version=\</span><span class="plain">"</span><span class="string">1.0\</span><span class="plain">"</span><span class="string">&gt;\</span><span class="plain">n</span><span class="string">"</span><span class="plain">); </span><span class="identifier">INDENT</span><span class="plain">;</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&lt;dict&gt;\</span><span class="plain">n</span><span class="string">"</span><span class="plain">); </span><span class="identifier">INDENT</span><span class="plain">;</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&lt;key&gt;Graphics&lt;/key&gt;\</span><span class="plain">n</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&lt;dict&gt;\</span><span class="plain">n</span><span class="string">"</span><span class="plain">); </span><span class="identifier">INDENT</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">include_cover</span><span class="plain">) {</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&lt;key&gt;1&lt;/key&gt;\</span><span class="plain">n</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">filename</span><span class="plain"> *</span><span class="identifier">large</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">strcmp</span><span class="plain">(</span><span class="identifier">cover_art_format</span><span class="plain">, </span><span class="string">"jpg"</span><span class="plain">) == 0)</span>
<span class="identifier">large</span><span class="plain"> = </span><span class="identifier">filename_of_large_cover_art_jpeg</span><span class="plain">;</span>
<span class="reserved">else</span>
<span class="identifier">large</span><span class="plain"> = </span><span class="identifier">filename_of_large_cover_art_png</span><span class="plain">;</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&lt;string&gt;%f&lt;/string&gt;\</span><span class="plain">n</span><span class="string">"</span><span class="plain">, </span><span class="identifier">large</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="identifier">LOOP_OVER</span><span class="plain">(</span><span class="identifier">bf</span><span class="plain">, </span><span class="reserved">blorb_figure</span><span class="plain">)</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;figure_number</span><span class="plain"> &gt; 1) {</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&lt;key&gt;%d&lt;/key&gt;\</span><span class="plain">n</span><span class="string">"</span><span class="plain">, </span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;figure_number</span><span class="plain">);</span>
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">rel</span><span class="plain">);</span>
<span class="identifier">Filenames::to_text_relative</span><span class="plain">(</span><span class="identifier">rel</span><span class="plain">, </span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;filename_of_image_file</span><span class="plain">, </span><span class="identifier">pathname_of_area</span><span class="plain">[</span><span class="identifier">MATERIALS_FS_AREA</span><span class="plain">]);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&lt;string&gt;%S&lt;/string&gt;\</span><span class="plain">n</span><span class="string">"</span><span class="plain">, </span><span class="identifier">rel</span><span class="plain">);</span>
<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">rel</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="identifier">OUTDENT</span><span class="plain">; </span><span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&lt;/dict&gt;\</span><span class="plain">n</span><span class="string">"</span><span class="plain">);</span>
<span class="functiontext">PL::Sounds::write_sounds_manifest</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">);</span>
<span class="identifier">OUTDENT</span><span class="plain">; </span><span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&lt;/dict&gt;\</span><span class="plain">n</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">OUTDENT</span><span class="plain">; </span><span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&lt;/plist&gt;\</span><span class="plain">n</span><span class="string">"</span><span class="plain">);</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function PL::Figures::write_picture_manifest appears nowhere else.</p>
<p class="inwebparagraph"><a id="SP13"></a><b>&#167;13. </b>The following writes Blurb commands for all of the figures, but not for
the cover art, which is handled by Bibliographic Data.
</p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">PL::Figures::write_blurb_commands</span><span class="plain">(</span><span class="identifier">OUTPUT_STREAM</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">Plugins::Manage::plugged_in</span><span class="plain">(</span><span class="identifier">figures_plugin</span><span class="plain">) == </span><span class="identifier">FALSE</span><span class="plain">) </span><span class="reserved">return</span><span class="plain">;</span>
<span class="reserved">blorb_figure</span><span class="plain"> *</span><span class="identifier">bf</span><span class="plain">;</span>
<span class="identifier">LOOP_OVER</span><span class="plain">(</span><span class="identifier">bf</span><span class="plain">, </span><span class="reserved">blorb_figure</span><span class="plain">)</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;figure_number</span><span class="plain"> &gt; 1) {</span>
<span class="identifier">wchar_t</span><span class="plain"> *</span><span class="identifier">desc</span><span class="plain"> = </span><span class="identifier">L</span><span class="string">""</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;alt_description</span><span class="plain"> &gt;= 0)</span>
<span class="identifier">desc</span><span class="plain"> = </span><span class="identifier">Lexer::word_text</span><span class="plain">(</span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;alt_description</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">Wide::len</span><span class="plain">(</span><span class="identifier">desc</span><span class="plain">) &gt; 0)</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"picture %d \</span><span class="plain">"</span><span class="string">%f\</span><span class="plain">"</span><span class="string"> \</span><span class="plain">"</span><span class="string">%N\</span><span class="plain">"</span><span class="string">\</span><span class="plain">n</span><span class="string">"</span><span class="plain">, </span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;figure_number</span><span class="plain">, </span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;filename_of_image_file</span><span class="plain">, </span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;alt_description</span><span class="plain">);</span>
<span class="reserved">else</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"picture %d \</span><span class="plain">"</span><span class="string">%f\</span><span class="plain">"</span><span class="string">\</span><span class="plain">n</span><span class="string">"</span><span class="plain">, </span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;figure_number</span><span class="plain">, </span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;filename_of_image_file</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function PL::Figures::write_blurb_commands appears nowhere else.</p>
<p class="inwebparagraph"><a id="SP14"></a><b>&#167;14. </b>The following is used only with the "separate figures" release option.
</p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">PL::Figures::write_copy_commands</span><span class="plain">(</span><span class="reserved">void</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">Plugins::Manage::plugged_in</span><span class="plain">(</span><span class="identifier">figures_plugin</span><span class="plain">) == </span><span class="identifier">FALSE</span><span class="plain">) </span><span class="reserved">return</span><span class="plain">;</span>
<span class="reserved">blorb_figure</span><span class="plain"> *</span><span class="identifier">bf</span><span class="plain">;</span>
<span class="identifier">LOOP_OVER</span><span class="plain">(</span><span class="identifier">bf</span><span class="plain">, </span><span class="reserved">blorb_figure</span><span class="plain">)</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;figure_number</span><span class="plain"> &gt; 1)</span>
<span class="identifier">PL::Bibliographic::Release::create_aux_file</span><span class="plain">(</span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;filename_of_image_file</span><span class="plain">,</span>
<span class="identifier">pathname_of_released_figures</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"--"</span><span class="plain">, </span><span class="identifier">SEPARATE_FIGURES_PAYLOAD</span><span class="plain">);</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function PL::Figures::write_copy_commands appears nowhere else.</p>
<p class="inwebparagraph"><a id="SP15"></a><b>&#167;15. </b></p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">PL::Figures::compile_ResourceIDsOfFigures_array</span><span class="plain">(</span><span class="reserved">void</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">Plugins::Manage::plugged_in</span><span class="plain">(</span><span class="identifier">figures_plugin</span><span class="plain">) == </span><span class="identifier">FALSE</span><span class="plain">) </span><span class="reserved">return</span><span class="plain">;</span>
<span class="identifier">inter_name</span><span class="plain"> *</span><span class="identifier">iname</span><span class="plain"> = </span><span class="identifier">Hierarchy::find</span><span class="plain">(</span><span class="identifier">RESOURCEIDSOFFIGURES_HL</span><span class="plain">);</span>
<span class="identifier">packaging_state</span><span class="plain"> </span><span class="identifier">save</span><span class="plain"> = </span><span class="identifier">Emit::named_array_begin</span><span class="plain">(</span><span class="identifier">iname</span><span class="plain">, </span><span class="identifier">K_number</span><span class="plain">);</span>
<span class="identifier">Emit::array_numeric_entry</span><span class="plain">(0);</span>
<span class="reserved">blorb_figure</span><span class="plain"> *</span><span class="identifier">bf</span><span class="plain">;</span>
<span class="identifier">LOOP_OVER</span><span class="plain">(</span><span class="identifier">bf</span><span class="plain">, </span><span class="reserved">blorb_figure</span><span class="plain">) </span><span class="identifier">Emit::array_numeric_entry</span><span class="plain">((</span><span class="identifier">inter_t</span><span class="plain">) </span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;figure_number</span><span class="plain">);</span>
<span class="identifier">Emit::array_numeric_entry</span><span class="plain">(0);</span>
<span class="identifier">Emit::array_end</span><span class="plain">(</span><span class="identifier">save</span><span class="plain">);</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function PL::Figures::compile_ResourceIDsOfFigures_array appears nowhere else.</p>
<p class="inwebparagraph"><a id="SP16"></a><b>&#167;16. Thumbnail Index. </b>The index is presented with thumbnails of a given pixel width, which
the HTML renderer automatically scales to fit. Height is adjusted so as
to match this width, preserving the aspect ratio.
</p>
<pre class="definitions">
<span class="definitionkeyword">define</span> <span class="constant">THUMBNAIL_WIDTH</span><span class="plain"> 80</span>
</pre>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">PL::Figures::index_all</span><span class="plain">(</span><span class="identifier">OUTPUT_STREAM</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">Plugins::Manage::plugged_in</span><span class="plain">(</span><span class="identifier">figures_plugin</span><span class="plain">) == </span><span class="identifier">FALSE</span><span class="plain">) </span><span class="reserved">return</span><span class="plain">;</span>
<span class="reserved">blorb_figure</span><span class="plain"> *</span><span class="identifier">bf</span><span class="plain">; </span><span class="reserved">FILE</span><span class="plain"> *</span><span class="identifier">FIGURE_FILE</span><span class="plain">;</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">MAX_INDEXED_FIGURES</span><span class="plain"> = </span><span class="identifier">UseOptions::get_index_figure_thumbnails</span><span class="plain">();</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">rv</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">NUMBER_CREATED</span><span class="plain">(</span><span class="reserved">blorb_figure</span><span class="plain">) &lt; 2) { </span> <span class="comment">cover art always creates 1</span>
<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">); </span><span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"There are no figures, or illustrations, in this project."</span><span class="plain">);</span>
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">); </span><span class="reserved">return</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">); </span><span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&lt;b&gt;List of Figures&lt;/b&gt;"</span><span class="plain">); </span><span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">);</span>
<span class="identifier">HTML::begin_html_table</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="string">"#ffffff"</span><span class="plain">, </span><span class="identifier">TRUE</span><span class="plain">, 0, 0, 0, 0, 0);</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">count_of_displayed_figures</span><span class="plain"> = 0;</span>
<span class="identifier">LOOP_OVER</span><span class="plain">(</span><span class="identifier">bf</span><span class="plain">, </span><span class="reserved">blorb_figure</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;figure_number</span><span class="plain"> &gt; 1) {</span>
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">line2</span><span class="plain">);</span>
<span class="reserved">unsigned</span><span class="plain"> </span><span class="reserved">int</span><span class="plain"> </span><span class="identifier">width</span><span class="plain"> = 0, </span><span class="identifier">height</span><span class="plain"> = 0;</span>
<span class="identifier">rv</span><span class="plain"> = 0;</span>
<span class="identifier">FIGURE_FILE</span><span class="plain"> = </span><span class="identifier">Filenames::fopen</span><span class="plain">(</span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;filename_of_image_file</span><span class="plain">, </span><span class="string">"rb"</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">FIGURE_FILE</span><span class="plain">) {</span>
<span class="reserved">char</span><span class="plain"> *</span><span class="identifier">real_format</span><span class="plain"> = </span><span class="string">"JPEG"</span><span class="plain">;</span>
<span class="identifier">rv</span><span class="plain"> = </span><span class="identifier">ImageFiles::get_JPEG_dimensions</span><span class="plain">(</span><span class="identifier">FIGURE_FILE</span><span class="plain">, &amp;</span><span class="identifier">width</span><span class="plain">, &amp;</span><span class="identifier">height</span><span class="plain">);</span>
<span class="identifier">fclose</span><span class="plain">(</span><span class="identifier">FIGURE_FILE</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">rv</span><span class="plain"> == 0) {</span>
<span class="identifier">FIGURE_FILE</span><span class="plain"> = </span><span class="identifier">Filenames::fopen</span><span class="plain">(</span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;filename_of_image_file</span><span class="plain">, </span><span class="string">"rb"</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">FIGURE_FILE</span><span class="plain">) {</span>
<span class="identifier">real_format</span><span class="plain"> = </span><span class="string">"PNG"</span><span class="plain">;</span>
<span class="identifier">rv</span><span class="plain"> = </span><span class="identifier">ImageFiles::get_PNG_dimensions</span><span class="plain">(</span><span class="identifier">FIGURE_FILE</span><span class="plain">, &amp;</span><span class="identifier">width</span><span class="plain">, &amp;</span><span class="identifier">height</span><span class="plain">);</span>
<span class="identifier">fclose</span><span class="plain">(</span><span class="identifier">FIGURE_FILE</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="plain">}</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">rv</span><span class="plain"> == 0) {</span>
<span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">line2</span><span class="plain">, </span><span class="string">"&lt;i&gt;Unknown image format&lt;/i&gt;"</span><span class="plain">);</span>
<span class="identifier">HTML_TAG</span><span class="plain">(</span><span class="string">"br"</span><span class="plain">);</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> {</span>
<span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">line2</span><span class="plain">, </span><span class="string">"%s format: %d (width) by %d (height) pixels"</span><span class="plain">,</span>
<span class="identifier">real_format</span><span class="plain">, </span><span class="identifier">width</span><span class="plain">, </span><span class="identifier">height</span><span class="plain">);</span>
<span class="identifier">HTML_TAG</span><span class="plain">(</span><span class="string">"br"</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> {</span>
<span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">line2</span><span class="plain">, </span><span class="string">"&lt;i&gt;Missing from the Figures folder&lt;/i&gt;"</span><span class="plain">);</span>
<span class="identifier">HTML_TAG</span><span class="plain">(</span><span class="string">"br"</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="identifier">HTML::first_html_column</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="constant">THUMBNAIL_WIDTH</span><span class="plain">+10);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">rv</span><span class="plain"> == 0) {</span>
<span class="identifier">HTML_TAG_WITH</span><span class="plain">(</span><span class="string">"img"</span><span class="plain">, </span><span class="string">"border=\</span><span class="plain">"</span><span class="string">0\</span><span class="plain">"</span><span class="string"> src=\</span><span class="plain">"</span><span class="string">inform:/doc_images/image_problem.png\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&amp;nbsp;"</span><span class="plain">);</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> </span><span class="reserved">if</span><span class="plain"> (</span><span class="identifier">count_of_displayed_figures</span><span class="plain">++ &lt; </span><span class="identifier">MAX_INDEXED_FIGURES</span><span class="plain">) {</span>
<span class="identifier">HTML_TAG_WITH</span><span class="plain">(</span><span class="string">"img"</span><span class="plain">, </span><span class="string">"border=\</span><span class="plain">"</span><span class="string">1\</span><span class="plain">"</span><span class="string"> src=\</span><span class="plain">"</span><span class="string">file://%f\</span><span class="plain">"</span><span class="string"> width=\</span><span class="plain">"</span><span class="string">%d\</span><span class="plain">"</span><span class="string"> height=\</span><span class="plain">"</span><span class="string">%d\</span><span class="plain">"</span><span class="string">"</span><span class="plain">,</span>
<span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;filename_of_image_file</span><span class="plain">, </span><span class="constant">THUMBNAIL_WIDTH</span><span class="plain">, </span><span class="constant">THUMBNAIL_WIDTH</span><span class="plain">*</span><span class="identifier">height</span><span class="plain">/</span><span class="identifier">width</span><span class="plain">);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&amp;nbsp;"</span><span class="plain">);</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> {</span>
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"div"</span><span class="plain">, </span><span class="string">"style=\</span><span class="plain">"</span><span class="string">width:%dpx; height:%dpx; border:1px solid; background-color:#6495ed;\</span><span class="plain">"</span><span class="string">"</span><span class="plain">,</span>
<span class="constant">THUMBNAIL_WIDTH</span><span class="plain">, </span><span class="constant">THUMBNAIL_WIDTH</span><span class="plain">*</span><span class="identifier">height</span><span class="plain">/</span><span class="identifier">width</span><span class="plain">);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&amp;nbsp;"</span><span class="plain">);</span>
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"div"</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="identifier">HTML::next_html_column</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, 0);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"%+W"</span><span class="plain">, </span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;name</span><span class="plain">);</span>
<span class="identifier">Index::link</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">Wordings::first_wn</span><span class="plain">(</span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;name</span><span class="plain">));</span>
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">rel</span><span class="plain">);</span>
<span class="identifier">Filenames::to_text_relative</span><span class="plain">(</span><span class="identifier">rel</span><span class="plain">, </span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;filename_of_image_file</span><span class="plain">, </span><span class="identifier">pathname_of_area</span><span class="plain">[</span><span class="identifier">MATERIALS_FS_AREA</span><span class="plain">]);</span>
<span class="identifier">HTML_TAG</span><span class="plain">(</span><span class="string">"br"</span><span class="plain">);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"%SFilename: \</span><span class="plain">"</span><span class="string">%S\</span><span class="plain">"</span><span class="string"> - resource number %d"</span><span class="plain">, </span><span class="identifier">line2</span><span class="plain">, </span><span class="identifier">rel</span><span class="plain">, </span><span class="identifier">bf</span><span class="plain">-</span><span class="element">&gt;figure_number</span><span class="plain">);</span>
<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">rel</span><span class="plain">);</span>
<span class="identifier">HTML::end_html_row</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">);</span>
<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">line2</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="plain">}</span>
<span class="identifier">HTML::end_html_table</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">);</span>
<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">count_of_displayed_figures</span><span class="plain"> &gt; </span><span class="identifier">MAX_INDEXED_FIGURES</span><span class="plain">) {</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"(Only the first %d thumbnails have been shown here, "</span>
<span class="string">"to avoid Inform taking up too much memory. If you'd like to "</span>
<span class="string">"see more, set 'Use index figure thumbnails of at least %d.', or "</span>
<span class="string">"whatever number you want to wait for.)"</span><span class="plain">,</span>
<span class="identifier">MAX_INDEXED_FIGURES</span><span class="plain">, 10*</span><span class="identifier">MAX_INDEXED_FIGURES</span><span class="plain">);</span>
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function PL::Figures::index_all appears nowhere else.</p>
<hr class="tocbar">
<ul class="toc"><li><i>(This section begins Chapter 2: Multimedia Features.)</i></li><li><a href="2-se.html">Continue with 'Sound Effects'</a></li></ul><hr class="tocbar">
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