M000285.html in ripxplore-0.14.0

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-  <title>host_system (JvcDsk)</title>
+  <title>new (JvcDsk)</title>
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-  <pre><span class="ruby-comment cmt"># File lib/image_formats/JvcDsk.rb, line 55</span>
-<span class="ruby-keyword kw">def</span> <span class="ruby-keyword kw">self</span>.<span class="ruby-identifier">host_system</span>
-    <span class="ruby-constant">Coco</span>
+  <pre><span class="ruby-comment cmt"># File lib/image_formats/JvcDsk.rb, line 21</span>
+<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">initialize</span>(<span class="ruby-identifier">file_bytes</span>)
+  <span class="ruby-ivar">@file_bytes</span>=<span class="ruby-identifier">file_bytes</span>
+  <span class="ruby-ivar">@sectors_per_track</span> = <span class="ruby-value">18</span>
+  <span class="ruby-ivar">@side_count</span> = <span class="ruby-value">1</span>
+  <span class="ruby-ivar">@sectors_size_code</span> = <span class="ruby-value">1</span>
+  <span class="ruby-ivar">@first_sector_id</span> = <span class="ruby-value">1</span>
+
+  <span class="ruby-ivar">@header_size</span> = <span class="ruby-identifier">file_bytes</span>.<span class="ruby-identifier">length</span> <span class="ruby-operator">%</span> <span class="ruby-value">256</span>
+  
+  <span class="ruby-keyword kw">if</span> <span class="ruby-ivar">@header_size</span> <span class="ruby-operator">==</span> <span class="ruby-value">0</span> <span class="ruby-keyword kw">then</span>
+  <span class="ruby-keyword kw">elsif</span> <span class="ruby-ivar">@header_size</span> <span class="ruby-operator">==</span> <span class="ruby-value">1</span> <span class="ruby-keyword kw">then</span>
+        <span class="ruby-ivar">@sectors_per_track</span> = <span class="ruby-identifier">file_bytes</span>.<span class="ruby-identifier">unpack</span>(<span class="ruby-value str">&quot;C&quot;</span>)
+  <span class="ruby-keyword kw">elsif</span> <span class="ruby-ivar">@header_size</span> <span class="ruby-operator">==</span> <span class="ruby-value">2</span> <span class="ruby-keyword kw">then</span>
+        <span class="ruby-ivar">@sectors_per_track</span>, <span class="ruby-ivar">@side_count</span>= <span class="ruby-identifier">file_bytes</span>.<span class="ruby-identifier">unpack</span>(<span class="ruby-value str">&quot;CC&quot;</span>)
+  <span class="ruby-keyword kw">elsif</span> <span class="ruby-ivar">@header_size</span> <span class="ruby-operator">==</span> <span class="ruby-value">3</span> <span class="ruby-keyword kw">then</span>
+        <span class="ruby-ivar">@sectors_per_track</span>, <span class="ruby-ivar">@side_count</span>, <span class="ruby-ivar">@sectors_size_code</span> = <span class="ruby-identifier">file_bytes</span>.<span class="ruby-identifier">unpack</span>(<span class="ruby-value str">&quot;CCC&quot;</span>)
+  <span class="ruby-keyword kw">elsif</span> <span class="ruby-ivar">@header_size</span> <span class="ruby-operator">==</span> <span class="ruby-value">4</span> <span class="ruby-keyword kw">then</span>
+        <span class="ruby-ivar">@sectors_per_track</span>, <span class="ruby-ivar">@side_count</span>, <span class="ruby-ivar">@sectors_size_code</span>, <span class="ruby-ivar">@first_sector_id</span> = <span class="ruby-identifier">file_bytes</span>.<span class="ruby-identifier">unpack</span>(<span class="ruby-value str">&quot;CCCC&quot;</span>)
+  <span class="ruby-keyword kw">else</span>
+  <span class="ruby-keyword kw">end</span>
+
+        <span class="ruby-ivar">@sector_length</span> = <span class="ruby-value">128</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-ivar">@sectors_size_code</span>
+        <span class="ruby-ivar">@track_count</span> = (<span class="ruby-identifier">file_bytes</span>.<span class="ruby-identifier">length</span> <span class="ruby-operator">-</span> <span class="ruby-ivar">@header_size</span>) <span class="ruby-operator">/</span> (<span class="ruby-ivar">@sectors_per_track</span> <span class="ruby-operator">*</span> <span class="ruby-ivar">@sector_length</span>) <span class="ruby-operator">/</span> <span class="ruby-ivar">@side_count</span> 
 <span class="ruby-keyword kw">end</span></pre>
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