M000192.html in ripxplore-0.14.0

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-  <title>bitstreams (C64GeosFont)</title>
+  <title>picture_format (C64GeosFont)</title>
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-  <pre><span class="ruby-comment cmt"># File lib/native_file_types/c64/C64GeosFont.rb, line 150</span>
-<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">bitstreams</span>(<span class="ruby-identifier">point_size</span>,<span class="ruby-identifier">char</span>)
-        <span class="ruby-identifier">font_data</span>=<span class="ruby-ivar">@contents</span>[<span class="ruby-identifier">point_size</span><span class="ruby-operator">+</span><span class="ruby-value">1</span>]
-        <span class="ruby-keyword kw">return</span> <span class="ruby-keyword kw">nil</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">font_data</span>.<span class="ruby-identifier">nil?</span>
-        <span class="ruby-identifier">bit_stream_index</span>=<span class="ruby-identifier">font_data</span>[<span class="ruby-value">0x04</span>]<span class="ruby-operator">+</span><span class="ruby-value">0x100</span><span class="ruby-operator">*</span><span class="ruby-identifier">font_data</span>[<span class="ruby-value">0x05</span>]
-        <span class="ruby-identifier">bit_stream_base</span>=<span class="ruby-identifier">font_data</span>[<span class="ruby-value">0x06</span>]<span class="ruby-operator">+</span><span class="ruby-value">0x100</span><span class="ruby-operator">*</span><span class="ruby-identifier">font_data</span>[<span class="ruby-value">0x07</span>]
-        <span class="ruby-identifier">char_pointer</span>=<span class="ruby-value">2</span><span class="ruby-operator">*</span>((<span class="ruby-identifier">char</span>[<span class="ruby-value">0</span>]<span class="ruby-operator">%</span><span class="ruby-value">0x80</span>)<span class="ruby-operator">-</span><span class="ruby-value">0x20</span>)
-        <span class="ruby-identifier">start_of_char</span>=<span class="ruby-identifier">font_data</span>[<span class="ruby-identifier">char_pointer</span><span class="ruby-operator">+</span><span class="ruby-identifier">bit_stream_index</span>]<span class="ruby-operator">+</span><span class="ruby-value">0x100</span><span class="ruby-operator">*</span><span class="ruby-identifier">font_data</span>[<span class="ruby-identifier">char_pointer</span><span class="ruby-operator">+</span><span class="ruby-identifier">bit_stream_index</span><span class="ruby-operator">+</span><span class="ruby-value">1</span>]
-        <span class="ruby-identifier">start_of_next_char</span>=<span class="ruby-identifier">font_data</span>[<span class="ruby-identifier">char_pointer</span><span class="ruby-operator">+</span><span class="ruby-identifier">bit_stream_index</span><span class="ruby-operator">+</span><span class="ruby-value">2</span>]<span class="ruby-operator">+</span><span class="ruby-value">0x100</span><span class="ruby-operator">*</span><span class="ruby-identifier">font_data</span>[<span class="ruby-identifier">char_pointer</span><span class="ruby-operator">+</span><span class="ruby-identifier">bit_stream_index</span><span class="ruby-operator">+</span><span class="ruby-value">3</span>]
-<span class="ruby-comment cmt">#       puts &quot;# #{filename} #{point_size} #{char} #{start_of_char} - #{start_of_next_char}&quot;
</span>
-        <span class="ruby-identifier">bitstream</span>=[]
-        <span class="ruby-identifier">char_height</span>(<span class="ruby-identifier">point_size</span>).<span class="ruby-identifier">times</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">line</span><span class="ruby-operator">|</span>
-                <span class="ruby-identifier">bitstream</span>[<span class="ruby-identifier">line</span>]=[]
-                <span class="ruby-identifier">bit_counter</span>=<span class="ruby-value">0</span>
-                <span class="ruby-identifier">start_of_line_bitstream</span>=<span class="ruby-identifier">line</span><span class="ruby-operator">*</span><span class="ruby-identifier">bytes_in_bitstream</span>(<span class="ruby-identifier">point_size</span>)<span class="ruby-operator">+</span><span class="ruby-identifier">bit_stream_base</span>
-                (<span class="ruby-identifier">start_of_char</span><span class="ruby-operator">..</span><span class="ruby-identifier">start_of_next_char</span><span class="ruby-operator">-</span><span class="ruby-value">1</span>).<span class="ruby-identifier">each</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">bit_offset</span><span class="ruby-operator">|</span>
-                        <span class="ruby-identifier">byte_offset</span>=<span class="ruby-identifier">bit_offset</span><span class="ruby-operator">/</span><span class="ruby-value">8</span>
-                        <span class="ruby-identifier">bitmask</span>=<span class="ruby-value">0</span><span class="ruby-identifier">b10000000</span><span class="ruby-operator">&gt;&gt;</span>(<span class="ruby-identifier">bit_offset</span> <span class="ruby-operator">%</span> <span class="ruby-value">8</span>)
-                        <span class="ruby-identifier">byte</span>=<span class="ruby-identifier">font_data</span>[<span class="ruby-identifier">start_of_line_bitstream</span><span class="ruby-operator">+</span><span class="ruby-identifier">byte_offset</span>]
-<span class="ruby-comment cmt">#                       puts &quot;%08b:%08b==%08b&quot; % [byte,bitmask,byte &amp; bitmask]
</span>
-                        <span class="ruby-identifier">bitstream</span>[<span class="ruby-identifier">line</span>][<span class="ruby-identifier">bit_counter</span>]=(((<span class="ruby-identifier">byte</span> <span class="ruby-operator">&amp;</span> <span class="ruby-identifier">bitmask</span>)<span class="ruby-operator">!=</span><span class="ruby-value">0</span>)<span class="ruby-operator">?</span> <span class="ruby-value">1</span> <span class="ruby-operator">:</span> <span class="ruby-value">0</span>)
-                        <span class="ruby-identifier">bit_counter</span><span class="ruby-operator">+=</span><span class="ruby-value">1</span>
-                <span class="ruby-keyword kw">end</span>   
-<span class="ruby-comment cmt">#               bitstream[line][bit_counter]=&quot;\n&quot;
</span>
-        <span class="ruby-keyword kw">end</span>
-        <span class="ruby-identifier">bitstream</span>
+  <pre><span class="ruby-comment cmt"># File lib/native_file_types/c64/C64GeosFont.rb, line 26</span>
+<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">picture_format</span>
+  <span class="ruby-identifier">:png</span>
 <span class="ruby-keyword kw">end</span></pre>
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