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<h1>Source code for dna_viewer.builder.gui</h1><div class="highlight"><pre>
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<span></span><span class="kn">import</span> <span class="nn">logging</span>
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<span class="kn">from</span> <span class="nn">typing</span> <span class="kn">import</span> <span class="n">Optional</span>
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<span class="kn">from</span> <span class="nn">maya</span> <span class="kn">import</span> <span class="n">cmds</span>
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<span class="kn">from</span> <span class="nn">maya.api.OpenMaya</span> <span class="kn">import</span> <span class="n">MVector</span>
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<span class="kn">from</span> <span class="nn">..config.gui</span> <span class="kn">import</span> <span class="n">Gui</span> <span class="k">as</span> <span class="n">GuiConfig</span>
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<span class="kn">from</span> <span class="nn">..const.naming</span> <span class="kn">import</span> <span class="n">GUI_HOLDER</span>
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<span class="kn">from</span> <span class="nn">..const.space</span> <span class="kn">import</span> <span class="n">OBJECT</span>
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<span class="kn">from</span> <span class="nn">..util.error</span> <span class="kn">import</span> <span class="n">DNAViewerError</span>
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<span class="kn">from</span> <span class="nn">..util.maya_util</span> <span class="kn">import</span> <span class="n">Maya</span>
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<div class="viewcode-block" id="Gui"><a class="viewcode-back" href="../../../dna_viewer.builder.html#dna_viewer.builder.gui.Gui">[docs]</a><span class="k">class</span> <span class="nc">Gui</span><span class="p">:</span>
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<span class="sd">"""</span>
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<span class="sd"> A builder class used for manipulating the GuiConfig used in the character building process</span>
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<span class="sd"> Attributes</span>
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<span class="sd"> ----------</span>
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<span class="sd"> @type gui_path: str</span>
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<span class="sd"> @param gui_path: The location of the gui file</span>
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<span class="sd"> """</span>
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<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">options</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="n">GuiConfig</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-></span> <span class="kc">None</span><span class="p">:</span>
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<span class="bp">self</span><span class="o">.</span><span class="n">options</span> <span class="o">=</span> <span class="n">options</span> <span class="ow">or</span> <span class="n">GuiConfig</span><span class="p">()</span>
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<div class="viewcode-block" id="Gui.build"><a class="viewcode-back" href="../../../dna_viewer.builder.html#dna_viewer.builder.gui.Gui.build">[docs]</a> <span class="k">def</span> <span class="nf">build</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-></span> <span class="kc">None</span><span class="p">:</span>
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<span class="sd">"""Start building the gui"""</span>
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<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">options</span><span class="o">.</span><span class="n">gui_path</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
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<span class="k">raise</span> <span class="n">DNAViewerError</span><span class="p">(</span><span class="s2">"Unable to import gui, must provide gui path..."</span><span class="p">)</span>
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<span class="bp">self</span><span class="o">.</span><span class="n">position_gui</span><span class="p">(</span><span class="n">GUI_HOLDER</span><span class="p">)</span></div>
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<div class="viewcode-block" id="Gui.position_gui"><a class="viewcode-back" href="../../../dna_viewer.builder.html#dna_viewer.builder.gui.Gui.position_gui">[docs]</a> <span class="k">def</span> <span class="nf">position_gui</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">group_name</span><span class="p">:</span> <span class="nb">str</span><span class="p">)</span> <span class="o">-></span> <span class="kc">None</span><span class="p">:</span>
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<span class="sd">"""Sets the gui position to align with the character eyes"""</span>
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<span class="k">if</span> <span class="ow">not</span> <span class="n">cmds</span><span class="o">.</span><span class="n">objExists</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">options</span><span class="o">.</span><span class="n">eye_gui_name</span><span class="p">)</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">cmds</span><span class="o">.</span><span class="n">objExists</span><span class="p">(</span>
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<span class="bp">self</span><span class="o">.</span><span class="n">options</span><span class="o">.</span><span class="n">left_eye_joint_name</span>
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<span class="p">):</span>
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<span class="n">logging</span><span class="o">.</span><span class="n">warning</span><span class="p">(</span>
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<span class="s2">"could not find nodes needed for positioning the gui, leaving it at its default position..."</span>
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<span class="p">)</span>
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<span class="k">return</span>
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<span class="n">gui_y</span> <span class="o">=</span> <span class="n">Maya</span><span class="o">.</span><span class="n">get_transform</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">options</span><span class="o">.</span><span class="n">eye_gui_name</span><span class="p">)</span><span class="o">.</span><span class="n">translation</span><span class="p">(</span><span class="n">OBJECT</span><span class="p">)</span><span class="o">.</span><span class="n">y</span>
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<span class="n">eyes_y</span> <span class="o">=</span> <span class="p">(</span>
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<span class="n">Maya</span><span class="o">.</span><span class="n">get_transform</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">options</span><span class="o">.</span><span class="n">left_eye_joint_name</span><span class="p">)</span><span class="o">.</span><span class="n">translation</span><span class="p">(</span><span class="n">OBJECT</span><span class="p">)</span><span class="o">.</span><span class="n">y</span>
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<span class="p">)</span>
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<span class="n">delta_y</span> <span class="o">=</span> <span class="n">eyes_y</span> <span class="o">-</span> <span class="n">gui_y</span>
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<span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">options</span><span class="o">.</span><span class="n">gui_translate_x</span><span class="p">,</span> <span class="nb">str</span><span class="p">):</span>
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<span class="k">try</span><span class="p">:</span>
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<span class="n">logging</span><span class="o">.</span><span class="n">warning</span><span class="p">(</span>
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<span class="s2">"gui_translate_x should be a float, trying to cast the value to float..."</span>
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<span class="p">)</span>
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<span class="bp">self</span><span class="o">.</span><span class="n">options</span><span class="o">.</span><span class="n">gui_translate_x</span> <span class="o">=</span> <span class="nb">float</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">options</span><span class="o">.</span><span class="n">gui_translate_x</span><span class="p">)</span>
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<span class="k">except</span> <span class="ne">ValueError</span><span class="p">:</span>
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<span class="n">logging</span><span class="o">.</span><span class="n">error</span><span class="p">(</span><span class="s2">"could not cast string value to float"</span><span class="p">)</span>
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<span class="k">return</span>
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<span class="n">Maya</span><span class="o">.</span><span class="n">get_transform</span><span class="p">(</span><span class="n">group_name</span><span class="p">)</span><span class="o">.</span><span class="n">translateBy</span><span class="p">(</span>
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<span class="n">MVector</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">options</span><span class="o">.</span><span class="n">gui_translate_x</span><span class="p">,</span> <span class="n">delta_y</span><span class="p">,</span> <span class="mi">0</span><span class="p">),</span> <span class="n">OBJECT</span>
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<span class="p">)</span></div></div>
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