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<html>
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<head>
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<title>Performance Styles</title>
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<link href="../docs-assets/Breadcrumbs.css" rel="stylesheet" rev="stylesheet" type="text/css">
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<meta name="viewport" content="width=device-width initial-scale=1">
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<link href="../docs-assets/Colours.css" rel="stylesheet" rev="stylesheet" type="text/css">
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<h1><a href="../index.html">
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<img src="../docs-assets/Inform.png" height=72">
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</a></h1>
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<ul><li><a href="../index.html">home</a></li>
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</ul><h2>Compiler</h2><ul>
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</ul><h2>Related Projects</h2><ul>
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<li><a href="../../../inweb/index.html">inweb</a></li>
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<li><a href="../../../intest/index.html">intest</a></li>
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</ul>
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</nav>
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<main role="main">
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<!--Weave of 'Performance Styles' generated by Inweb-->
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<div class="breadcrumbs">
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<ul class="crumbs"><li><a href="../index.html">Home</a></li><li><a href="../inform7n.html">Inform7</a></li><li><a href="index.html">if</a></li><li><a href="index.html#6">Chapter 6: Dialogue</a></li><li><b>Performance Styles</b></li></ul></div>
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<p class="purpose">Manners of speaking, used in dialogue.</p>
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<p class="commentary firstcommentary"><a id="SP1" class="paragraph-anchor"></a><b>§1. </b>This feature, <span class="extract"><span class="extract-syntax">performance styles</span></span>, is technically part of <span class="extract"><span class="extract-syntax">dialogue</span></span>, not part of <span class="extract"><span class="extract-syntax">if</span></span>.
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</p>
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<pre class="displayed-code all-displayed-code code-font">
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<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">PerformanceStyles::start</span><button class="popup" onclick="togglePopup('usagePopup1')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup1">Usage of <span class="code-font"><span class="function-syntax">PerformanceStyles::start</span></span>:<br/>IF Module - <a href="1-im.html#SP5">§5</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">void</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><a href="6-ps.html#SP7" class="function-link"><span class="function-syntax">PerformanceStyles::declare_annotations</span></a><span class="plain-syntax">();</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">PluginCalls::plug</span><span class="plain-syntax">(</span><span class="identifier-syntax">NEW_INSTANCE_NOTIFY_PLUG</span><span class="plain-syntax">, </span><a href="6-ps.html#SP4" class="function-link"><span class="function-syntax">PerformanceStyles::new_named_instance_notify</span></a><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">PluginCalls::plug</span><span class="plain-syntax">(</span><span class="identifier-syntax">NEW_BASE_KIND_NOTIFY_PLUG</span><span class="plain-syntax">, </span><a href="6-ps.html#SP3" class="function-link"><span class="function-syntax">PerformanceStyles::new_base_kind_notify</span></a><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">PluginCalls::plug</span><span class="plain-syntax">(</span><span class="identifier-syntax">COMPARE_CONSTANT_PLUG</span><span class="plain-syntax">, </span><a href="6-ps.html#SP5" class="function-link"><span class="function-syntax">PerformanceStyles::compare_CONSTANT</span></a><span class="plain-syntax">);</span>
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<span class="plain-syntax">}</span>
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</pre>
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<p class="commentary firstcommentary"><a id="SP2" class="paragraph-anchor"></a><b>§2. </b>Performance styles are the instances of a built-in enumeration kind, created by a
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Neptune file belonging to <a href="../DialogueKit/index.html" class="internal">DialogueKit</a>, and this is recognised by its Inter
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identifier <span class="extract"><span class="extract-syntax">PERFORMANCE_STYLE_TY</span></span>.
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</p>
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<pre class="displayed-code all-displayed-code code-font">
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<span class="identifier-syntax">kind</span><span class="plain-syntax"> *</span><span class="identifier-syntax">K_performance_style</span><span class="plain-syntax"> = </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
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</pre>
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<p class="commentary firstcommentary"><a id="SP3" class="paragraph-anchor"></a><b>§3. </b></p>
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<pre class="displayed-code all-displayed-code code-font">
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<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="function-syntax">PerformanceStyles::new_base_kind_notify</span><button class="popup" onclick="togglePopup('usagePopup2')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup2">Usage of <span class="code-font"><span class="function-syntax">PerformanceStyles::new_base_kind_notify</span></span>:<br/><a href="6-ps.html#SP1">§1</a></span></button><span class="plain-syntax">(</span><span class="identifier-syntax">kind</span><span class="plain-syntax"> *</span><span class="identifier-syntax">new_base</span><span class="plain-syntax">, </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">name</span><span class="plain-syntax">, </span><span class="identifier-syntax">wording</span><span class="plain-syntax"> </span><span class="identifier-syntax">W</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Str::eq_wide_string</span><span class="plain-syntax">(</span><span class="identifier-syntax">name</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"PERFORMANCE_STYLE_TY"</span><span class="plain-syntax">)) {</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">K_performance_style</span><span class="plain-syntax"> = </span><span class="identifier-syntax">new_base</span><span class="plain-syntax">; </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">TRUE</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> }</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">;</span>
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<span class="plain-syntax">}</span>
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</pre>
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<p class="commentary firstcommentary"><a id="SP4" class="paragraph-anchor"></a><b>§4. </b></p>
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<pre class="displayed-code all-displayed-code code-font">
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<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="function-syntax">PerformanceStyles::new_named_instance_notify</span><button class="popup" onclick="togglePopup('usagePopup3')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup3">Usage of <span class="code-font"><span class="function-syntax">PerformanceStyles::new_named_instance_notify</span></span>:<br/><a href="6-ps.html#SP1">§1</a></span></button><span class="plain-syntax">(</span><span class="identifier-syntax">instance</span><span class="plain-syntax"> *</span><span class="identifier-syntax">I</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> ((</span><span class="identifier-syntax">K_scene</span><span class="plain-syntax">) && (</span><span class="identifier-syntax">Kinds::eq</span><span class="plain-syntax">(</span><span class="identifier-syntax">Instances::to_kind</span><span class="plain-syntax">(</span><span class="identifier-syntax">I</span><span class="plain-syntax">), </span><span class="identifier-syntax">K_performance_style</span><span class="plain-syntax">))) {</span>
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<span class="plain-syntax"> </span><a href="6-ps.html#SP11" class="function-link"><span class="function-syntax">PerformanceStyles::new</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">I</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">TRUE</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> }</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">;</span>
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<span class="plain-syntax">}</span>
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</pre>
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<p class="commentary firstcommentary"><a id="SP5" class="paragraph-anchor"></a><b>§5. </b></p>
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<pre class="displayed-code all-displayed-code code-font">
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<span class="identifier-syntax">parse_node</span><span class="plain-syntax"> *</span><span class="function-syntax">PerformanceStyles::rvalue_from_performance_style</span><span class="plain-syntax">(</span><span class="reserved-syntax">performance_style</span><span class="plain-syntax"> *</span><span class="identifier-syntax">val</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">CONV_FROM</span><span class="plain-syntax">(</span><span class="reserved-syntax">performance_style</span><span class="plain-syntax">, </span><span class="identifier-syntax">K_performance_style</span><span class="plain-syntax">) }</span>
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<span class="reserved-syntax">performance_style</span><span class="plain-syntax"> *</span><span class="function-syntax">PerformanceStyles::rvalue_to_performance_style</span><span class="plain-syntax">(</span><span class="identifier-syntax">parse_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">spec</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">CONV_TO</span><span class="plain-syntax">(</span><span class="reserved-syntax">performance_style</span><span class="plain-syntax">) }</span>
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<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="function-syntax">PerformanceStyles::compare_CONSTANT</span><button class="popup" onclick="togglePopup('usagePopup4')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup4">Usage of <span class="code-font"><span class="function-syntax">PerformanceStyles::compare_CONSTANT</span></span>:<br/><a href="6-ps.html#SP1">§1</a></span></button><span class="plain-syntax">(</span><span class="identifier-syntax">parse_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">spec1</span><span class="plain-syntax">, </span><span class="identifier-syntax">parse_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">spec2</span><span class="plain-syntax">, </span><span class="reserved-syntax">int</span><span class="plain-syntax"> *</span><span class="identifier-syntax">rv</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">kind</span><span class="plain-syntax"> *</span><span class="identifier-syntax">K</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Node::get_kind_of_value</span><span class="plain-syntax">(</span><span class="identifier-syntax">spec1</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Kinds::eq</span><span class="plain-syntax">(</span><span class="identifier-syntax">K</span><span class="plain-syntax">, </span><span class="identifier-syntax">K_performance_style</span><span class="plain-syntax">)) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="6-ps.html#SP5" class="function-link"><span class="function-syntax">PerformanceStyles::rvalue_to_performance_style</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">spec1</span><span class="plain-syntax">) ==</span>
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<span class="plain-syntax"> </span><a href="6-ps.html#SP5" class="function-link"><span class="function-syntax">PerformanceStyles::rvalue_to_performance_style</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">spec2</span><span class="plain-syntax">)) {</span>
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<span class="plain-syntax"> *</span><span class="identifier-syntax">rv</span><span class="plain-syntax"> = </span><span class="identifier-syntax">TRUE</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> }</span>
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<span class="plain-syntax"> *</span><span class="identifier-syntax">rv</span><span class="plain-syntax"> = </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">TRUE</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> }</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">;</span>
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<span class="plain-syntax">}</span>
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</pre>
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<p class="commentary firstcommentary"><a id="SP6" class="paragraph-anchor"></a><b>§6. </b>This feature needs one extra syntax tree annotation:
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</p>
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<pre class="definitions code-font"><span class="definition-keyword">enum</span> <span class="constant-syntax">constant_performance_style_ANNOT</span><span class="plain-syntax"> </span><span class="comment-syntax"> </span><span class="extract"><span class="extract-syntax">performance_style</span></span><span class="comment-syntax">: for constant values</span>
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</pre>
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<pre class="displayed-code all-displayed-code code-font">
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<span class="identifier-syntax">DECLARE_ANNOTATION_FUNCTIONS</span><span class="plain-syntax">(</span><span class="identifier-syntax">constant_performance_style</span><span class="plain-syntax">, </span><span class="reserved-syntax">performance_style</span><span class="plain-syntax">)</span>
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</pre>
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<p class="commentary firstcommentary"><a id="SP7" class="paragraph-anchor"></a><b>§7. </b></p>
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<pre class="displayed-code all-displayed-code code-font">
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<span class="identifier-syntax">MAKE_ANNOTATION_FUNCTIONS</span><span class="plain-syntax">(</span><span class="identifier-syntax">constant_performance_style</span><span class="plain-syntax">, </span><span class="reserved-syntax">performance_style</span><span class="plain-syntax">)</span>
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<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">PerformanceStyles::declare_annotations</span><button class="popup" onclick="togglePopup('usagePopup5')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup5">Usage of <span class="code-font"><span class="function-syntax">PerformanceStyles::declare_annotations</span></span>:<br/><a href="6-ps.html#SP1">§1</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">void</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">Annotations::declare_type</span><span class="plain-syntax">(</span><span class="constant-syntax">constant_performance_style_ANNOT</span><span class="plain-syntax">,</span>
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<span class="plain-syntax"> </span><a href="6-ps.html#SP7" class="function-link"><span class="function-syntax">PerformanceStyles::write_constant_performance_style_ANNOT</span></a><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">Annotations::allow</span><span class="plain-syntax">(</span><span class="identifier-syntax">CONSTANT_NT</span><span class="plain-syntax">, </span><span class="constant-syntax">constant_performance_style_ANNOT</span><span class="plain-syntax">);</span>
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<span class="plain-syntax">}</span>
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<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">PerformanceStyles::write_constant_performance_style_ANNOT</span><span class="plain-syntax">(</span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">parse_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">p</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Node::get_constant_performance_style</span><span class="plain-syntax">(</span><span class="identifier-syntax">p</span><span class="plain-syntax">))</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">" {performance_style: %I}"</span><span class="plain-syntax">, </span><span class="identifier-syntax">Node::get_constant_performance_style</span><span class="plain-syntax">(</span><span class="identifier-syntax">p</span><span class="plain-syntax">)-></span><span class="element-syntax">as_instance</span><span class="plain-syntax">);</span>
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<span class="plain-syntax">}</span>
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</pre>
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<p class="commentary firstcommentary"><a id="SP8" class="paragraph-anchor"></a><b>§8. </b>Internally, styles have the following additional data:
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</p>
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<pre class="displayed-code all-displayed-code code-font">
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<span class="reserved-syntax">typedef</span><span class="plain-syntax"> </span><span class="reserved-syntax">struct</span><span class="plain-syntax"> </span><span class="reserved-syntax">performance_style</span><span class="plain-syntax"> {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">struct</span><span class="plain-syntax"> </span><span class="identifier-syntax">instance</span><span class="plain-syntax"> *</span><span class="identifier-syntax">as_instance</span><span class="plain-syntax">; </span><span class="comment-syntax"> the constant for the name of the style</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">struct</span><span class="plain-syntax"> </span><span class="identifier-syntax">wording</span><span class="plain-syntax"> </span><span class="identifier-syntax">stem_of_name</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">CLASS_DEFINITION</span>
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<span class="plain-syntax">} </span><span class="reserved-syntax">performance_style</span><span class="plain-syntax">;</span>
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<span class="identifier-syntax">wording</span><span class="plain-syntax"> </span><span class="function-syntax">PerformanceStyles::get_name</span><span class="plain-syntax">(</span><span class="reserved-syntax">performance_style</span><span class="plain-syntax"> *</span><span class="identifier-syntax">ps</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">Instances::get_name</span><span class="plain-syntax">(</span><span class="identifier-syntax">ps</span><span class="plain-syntax">-></span><span class="element-syntax">as_instance</span><span class="plain-syntax">, </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">);</span>
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<span class="plain-syntax">}</span>
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</pre>
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<ul class="endnotetexts"><li>The structure performance_style is accessed in 3/scn, 6/dlg, 6/db, 6/dl, 6/dc and here.</li></ul>
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<p class="commentary firstcommentary"><a id="SP9" class="paragraph-anchor"></a><b>§9. </b>The default style, created by the Standard Rules, is here:
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</p>
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<pre class="displayed-code all-displayed-code code-font">
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<span class="reserved-syntax">performance_style</span><span class="plain-syntax"> *</span><span class="identifier-syntax">PS_spoken_normally</span><span class="plain-syntax"> = </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
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<span class="reserved-syntax">performance_style</span><span class="plain-syntax"> *</span><span class="function-syntax">PerformanceStyles::default</span><button class="popup" onclick="togglePopup('usagePopup6')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup6">Usage of <span class="code-font"><span class="function-syntax">PerformanceStyles::default</span></span>:<br/>Dialogue Lines - <a href="6-dl.html#SP2">§2</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">void</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">PS_spoken_normally</span><span class="plain-syntax">;</span>
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<span class="plain-syntax">}</span>
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</pre>
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<p class="commentary firstcommentary"><a id="SP10" class="paragraph-anchor"></a><b>§10. </b>A feature called <span class="extract"><span class="extract-syntax">xyzzy</span></span> generally has a hunk of subject data called <span class="extract"><span class="extract-syntax">xyzzy_data</span></span>,
|
|
so we would normally have a structure called <span class="extract"><span class="extract-syntax">performance_styles_data</span></span>, but in fact that
|
|
structure is just going to be <a href="6-ps.html#SP8" class="internal">performance_style</a>. So:
|
|
</p>
|
|
|
|
<pre class="definitions code-font"><span class="definition-keyword">define</span> <span class="constant-syntax">performance_styles_data</span><span class="plain-syntax"> </span><span class="reserved-syntax">performance_style</span>
|
|
<span class="definition-keyword">define</span> <span class="identifier-syntax">PERFORMANCE_STYLES_DATA</span><span class="plain-syntax">(</span><span class="identifier-syntax">subj</span><span class="plain-syntax">) </span><span class="identifier-syntax">FEATURE_DATA_ON_SUBJECT</span><span class="plain-syntax">(</span><span class="identifier-syntax">performance_styles</span><span class="plain-syntax">, </span><span class="identifier-syntax">subj</span><span class="plain-syntax">)</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP11" class="paragraph-anchor"></a><b>§11. </b>The following is called whenever a new instance of "performance style" is created:
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">PerformanceStyles::new</span><button class="popup" onclick="togglePopup('usagePopup7')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup7">Usage of <span class="code-font"><span class="function-syntax">PerformanceStyles::new</span></span>:<br/><a href="6-ps.html#SP4">§4</a></span></button><span class="plain-syntax">(</span><span class="identifier-syntax">instance</span><span class="plain-syntax"> *</span><span class="identifier-syntax">I</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">performance_style</span><span class="plain-syntax"> *</span><span class="identifier-syntax">ps</span><span class="plain-syntax"> = </span><span class="identifier-syntax">CREATE</span><span class="plain-syntax">(</span><span class="reserved-syntax">performance_style</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="named-paragraph-container code-font"><a href="6-ps.html#SP11_4" class="named-paragraph-link"><span class="named-paragraph">Connect the performance style structure to the instance</span><span class="named-paragraph-number">11.4</span></a></span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="named-paragraph-container code-font"><a href="6-ps.html#SP11_2" class="named-paragraph-link"><span class="named-paragraph">Initialise the performance style structure</span><span class="named-paragraph-number">11.2</span></a></span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">wording</span><span class="plain-syntax"> </span><span class="identifier-syntax">N</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Instances::get_name</span><span class="plain-syntax">(</span><span class="identifier-syntax">I</span><span class="plain-syntax">, </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="function-syntax"><performance-style-name-convention></span><span class="plain-syntax">(</span><span class="identifier-syntax">N</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">ps</span><span class="plain-syntax">-></span><span class="element-syntax">stem_of_name</span><span class="plain-syntax"> = </span><span class="identifier-syntax">GET_RW</span><span class="plain-syntax">(</span><span class="function-syntax"><performance-style-name-convention></span><span class="plain-syntax">, </span><span class="constant-syntax">1</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> ((</span><span class="function-syntax"><dialogue-line-clause>(ps-></span><span class="element-syntax">stem_of_name</span><span class="plain-syntax">)) && (</span><span class="function-syntax"><<r>></span><span class="plain-syntax"> != </span><span class="constant-syntax">STYLE_DLC</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">Problems::quote_source</span><span class="plain-syntax">(1, </span><span class="identifier-syntax">current_sentence</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">Problems::quote_wording</span><span class="plain-syntax">(2, </span><span class="identifier-syntax">ps</span><span class="plain-syntax">-></span><span class="element-syntax">stem_of_name</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">StandardProblems::handmade_problem</span><span class="plain-syntax">(</span><span class="identifier-syntax">Task::syntax_tree</span><span class="plain-syntax">(),</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">_p_</span><span class="plain-syntax">(</span><span class="identifier-syntax">PM_AmbiguousPerformanceStyle</span><span class="plain-syntax">));</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">Problems::issue_problem_segment</span><span class="plain-syntax">(</span>
|
|
<span class="plain-syntax"> </span><span class="string-syntax">"The sentence %1 creates a performance style which would have "</span>
|
|
<span class="plain-syntax"> </span><span class="string-syntax">"to be used by marking a line as '(%2)', but that already has "</span>
|
|
<span class="plain-syntax"> </span><span class="string-syntax">"a meaning as a line annotation, so this would be ambiguous. "</span>
|
|
<span class="plain-syntax"> </span><span class="string-syntax">"Call it something else?"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">Problems::issue_problem_end</span><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> } </span><span class="reserved-syntax">else</span><span class="plain-syntax"> {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">Problems::quote_source</span><span class="plain-syntax">(1, </span><span class="identifier-syntax">current_sentence</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">Problems::quote_wording</span><span class="plain-syntax">(2, </span><span class="identifier-syntax">N</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">StandardProblems::handmade_problem</span><span class="plain-syntax">(</span><span class="identifier-syntax">Task::syntax_tree</span><span class="plain-syntax">(),</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">_p_</span><span class="plain-syntax">(</span><span class="identifier-syntax">PM_NonspokenPerformanceStyle</span><span class="plain-syntax">));</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">Problems::issue_problem_segment</span><span class="plain-syntax">(</span>
|
|
<span class="plain-syntax"> </span><span class="string-syntax">"The sentence %1 creates a performance style called '%2', "</span>
|
|
<span class="plain-syntax"> </span><span class="string-syntax">"but all performance style names have to begin with 'spoken' "</span>
|
|
<span class="plain-syntax"> </span><span class="string-syntax">"(for example, 'spoken quickly')."</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">Problems::issue_problem_end</span><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP11_1" class="paragraph-anchor"></a><b>§11.1. </b></p>
|
|
|
|
<pre class="Preform-displayed-code all-displayed-code code-font">
|
|
<span class="Preform-function-syntax"><performance-style-name-convention></span><span class="Preform-plain-syntax"> </span><span class="Preform-reserved-syntax">::=</span>
|
|
<span class="Preform-plain-syntax"> </span><span class="Preform-constant-syntax">spoken</span><span class="Preform-plain-syntax"> </span><span class="Preform-reserved-syntax">...</span>
|
|
</pre>
|
|
<ul class="endnotetexts"><li>This is <a href="../words-module/4-ap.html" class="internal">Preform grammar</a>, not regular C code.</li></ul>
|
|
<p class="commentary firstcommentary"><a id="SP11_2" class="paragraph-anchor"></a><b>§11.2. </b><span class="named-paragraph-container code-font"><span class="named-paragraph-defn">Initialise the performance style structure</span><span class="named-paragraph-number">11.2</span></span><span class="Preform-comment-syntax"> =</span>
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">ps</span><span class="plain-syntax">-></span><span class="element-syntax">stem_of_name</span><span class="plain-syntax"> = </span><span class="identifier-syntax">EMPTY_WORDING</span><span class="plain-syntax">;</span>
|
|
</pre>
|
|
<ul class="endnotetexts"><li>This code is used in <a href="6-ps.html#SP11">§11</a>.</li></ul>
|
|
<p class="commentary firstcommentary"><a id="SP11_3" class="paragraph-anchor"></a><b>§11.3. </b>This is a style name which Inform provides special support for; it recognises
|
|
the English name, so there is no need to translate this to other languages.
|
|
</p>
|
|
|
|
<pre class="Preform-displayed-code all-displayed-code code-font">
|
|
<span class="Preform-function-syntax"><notable-performance-styles></span><span class="Preform-plain-syntax"> </span><span class="Preform-reserved-syntax">::=</span>
|
|
<span class="Preform-plain-syntax"> </span><span class="Preform-constant-syntax">spoken</span><span class="Preform-plain-syntax"> </span><span class="Preform-constant-syntax">normally</span>
|
|
</pre>
|
|
<ul class="endnotetexts"><li>This is <a href="../words-module/4-ap.html" class="internal">Preform grammar</a>, not regular C code.</li></ul>
|
|
<p class="commentary firstcommentary"><a id="SP11_4" class="paragraph-anchor"></a><b>§11.4. </b><span class="named-paragraph-container code-font"><span class="named-paragraph-defn">Connect the performance style structure to the instance</span><span class="named-paragraph-number">11.4</span></span><span class="Preform-comment-syntax"> =</span>
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">ps</span><span class="plain-syntax">-></span><span class="element-syntax">as_instance</span><span class="plain-syntax"> = </span><span class="identifier-syntax">I</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">ATTACH_FEATURE_DATA_TO_SUBJECT</span><span class="plain-syntax">(</span><span class="identifier-syntax">performance_styles</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="plain-syntax">-></span><span class="identifier-syntax">as_subject</span><span class="plain-syntax">, </span><span class="identifier-syntax">ps</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">wording</span><span class="plain-syntax"> </span><span class="identifier-syntax">W</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Instances::get_name</span><span class="plain-syntax">(</span><span class="identifier-syntax">I</span><span class="plain-syntax">, </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="function-syntax"><notable-performance-styles></span><span class="plain-syntax">(</span><span class="identifier-syntax">W</span><span class="plain-syntax">)) </span><span class="identifier-syntax">PS_spoken_normally</span><span class="plain-syntax"> = </span><span class="identifier-syntax">ps</span><span class="plain-syntax">;</span>
|
|
</pre>
|
|
<ul class="endnotetexts"><li>This code is used in <a href="6-ps.html#SP11">§11</a>.</li></ul>
|
|
<p class="commentary firstcommentary"><a id="SP12" class="paragraph-anchor"></a><b>§12. </b>So we sometimes want to be able to get from an instance to its performance style
|
|
structure.
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">performance_style</span><span class="plain-syntax"> *</span><span class="function-syntax">PerformanceStyles::from_named_constant</span><button class="popup" onclick="togglePopup('usagePopup8')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup8">Usage of <span class="code-font"><span class="function-syntax">PerformanceStyles::from_named_constant</span></span>:<br/><a href="6-ps.html#SP13">§13</a></span></button><span class="plain-syntax">(</span><span class="identifier-syntax">instance</span><span class="plain-syntax"> *</span><span class="identifier-syntax">I</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">K_performance_style</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">kind</span><span class="plain-syntax"> *</span><span class="identifier-syntax">K</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Instances::to_kind</span><span class="plain-syntax">(</span><span class="identifier-syntax">I</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Kinds::eq</span><span class="plain-syntax">(</span><span class="identifier-syntax">K</span><span class="plain-syntax">, </span><span class="identifier-syntax">K_performance_style</span><span class="plain-syntax">))</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">FEATURE_DATA_ON_SUBJECT</span><span class="plain-syntax">(</span><span class="identifier-syntax">performance_styles</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="plain-syntax">-></span><span class="identifier-syntax">as_subject</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP13" class="paragraph-anchor"></a><b>§13. </b>We parse the name of a style first by the regular excerpt parser, which
|
|
would pick up something like "spoken normally", and then by hand if that
|
|
fails, looking for the abbreviated form "normally". Speed isn't very important
|
|
here, since the only context in which the word "spoken" can be omitted is in
|
|
the bracketed clauses of a line, so the total number of calls to this function
|
|
will never be more than the number of dialogue lines in the story.
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">performance_style</span><span class="plain-syntax"> *</span><span class="function-syntax">PerformanceStyles::parse_style</span><button class="popup" onclick="togglePopup('usagePopup9')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup9">Usage of <span class="code-font"><span class="function-syntax">PerformanceStyles::parse_style</span></span>:<br/>Dialogue Lines - <a href="6-dl.html#SP2">§2</a></span></button><span class="plain-syntax">(</span><span class="identifier-syntax">wording</span><span class="plain-syntax"> </span><span class="identifier-syntax">CW</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="function-syntax"><s-type-expression-uncached></span><span class="plain-syntax">(</span><span class="identifier-syntax">CW</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">parse_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">desc</span><span class="plain-syntax"> = </span><span class="function-syntax"><<rp>></span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">kind</span><span class="plain-syntax"> *</span><span class="identifier-syntax">K</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Specifications::to_kind</span><span class="plain-syntax">(</span><span class="identifier-syntax">desc</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Kinds::eq</span><span class="plain-syntax">(</span><span class="identifier-syntax">K</span><span class="plain-syntax">, </span><span class="identifier-syntax">K_performance_style</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">instance</span><span class="plain-syntax"> *</span><span class="identifier-syntax">I</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Rvalues::to_instance</span><span class="plain-syntax">(</span><span class="identifier-syntax">desc</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">I</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">performance_style</span><span class="plain-syntax"> *</span><span class="identifier-syntax">ps</span><span class="plain-syntax"> = </span><a href="6-ps.html#SP12" class="function-link"><span class="function-syntax">PerformanceStyles::from_named_constant</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">I</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">ps</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">ps</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> }</span>
|
|
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">performance_style</span><span class="plain-syntax"> *</span><span class="identifier-syntax">ps</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">LOOP_OVER</span><span class="plain-syntax">(</span><span class="identifier-syntax">ps</span><span class="plain-syntax">, </span><span class="reserved-syntax">performance_style</span><span class="plain-syntax">)</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Wordings::match</span><span class="plain-syntax">(</span><span class="identifier-syntax">CW</span><span class="plain-syntax">, </span><span class="identifier-syntax">ps</span><span class="plain-syntax">-></span><span class="element-syntax">stem_of_name</span><span class="plain-syntax">))</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">ps</span><span class="plain-syntax">;</span>
|
|
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">Problems::quote_source</span><span class="plain-syntax">(1, </span><span class="identifier-syntax">current_sentence</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">Problems::quote_wording</span><span class="plain-syntax">(2, </span><span class="identifier-syntax">CW</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">StandardProblems::handmade_problem</span><span class="plain-syntax">(</span><span class="identifier-syntax">Task::syntax_tree</span><span class="plain-syntax">(),</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">_p_</span><span class="plain-syntax">(</span><span class="identifier-syntax">PM_LineInUnknownPerformanceStyle</span><span class="plain-syntax">));</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">Problems::issue_problem_segment</span><span class="plain-syntax">(</span>
|
|
<span class="plain-syntax"> </span><span class="string-syntax">"The dialogue line %1 is apparently spoken in the style '%2', but that "</span>
|
|
<span class="plain-syntax"> </span><span class="string-syntax">"doesn't seem to correspond to any style I know of."</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">Problems::issue_problem_end</span><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
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