Site updated: 2022-11-24 09:42:19
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<description><![CDATA[ <h4 id="引言"><a class="anchor" href="#引言">#</a> 引言</h4>
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<p>最近接到一个任务是通过<span class="exturl" data-url="aHR0cHM6Ly9rbGluZWNoYXJ0cy5jb20vemgtQ04vZ3VpZGU="> KLineChart</span><span class="label info">✔️8.6.1</span> 实现在一幅图上画两个合约的蜡烛图。研究 api 发现并没有通过配置实现的方法,于是联系作者沟通得知需要自己画图实现。于是有了本篇文章。<br />
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<img data-src="https://file.jingxiyuan.cn/images/2022/11/24/KLineChart.jpg" alt="KLineChart.jpg" /></p>
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<h4 id="添加指标模版"><a class="anchor" href="#添加指标模版">#</a> 添加指标模版</h4>
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<h4 id="添加模版"><a class="anchor" href="#添加模版">#</a> 添加模版</h4>
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<figure class="highlight js"><figcaption data-lang="JavaScript"></figcaption><table><tr><td data-num="1"></td><td><pre><span class="token keyword">let</span> shortName <span class="token operator">=</span> <span class="token keyword">this</span><span class="token punctuation">.</span>constant<span class="token punctuation">.</span>periodTypeEnum<span class="token punctuation">.</span><span class="token function">getNameByCode</span><span class="token punctuation">(</span><span class="token keyword">this</span><span class="token punctuation">.</span>klineType<span class="token punctuation">)</span> <span class="token operator">+</span> <span class="token string">' 合约2:'</span> <span class="token operator">+</span> <span class="token keyword">this</span><span class="token punctuation">.</span>currentInstrumentId</pre></td></tr><tr><td data-num="2"></td><td><pre><span class="token keyword">this</span><span class="token punctuation">.</span>chart<span class="token punctuation">.</span><span class="token function">addTechnicalIndicatorTemplate</span><span class="token punctuation">(</span><span class="token punctuation">&#123;</span></pre></td></tr><tr><td data-num="3"></td><td><pre> <span class="token literal-property property">name</span><span class="token operator">:</span> <span class="token string">'custom_candle_solid'</span><span class="token punctuation">,</span></pre></td></tr><tr><td data-num="4"></td><td><pre> <span class="token literal-property property">shortName</span><span class="token operator">:</span> shortName<span class="token punctuation">,</span></pre></td></tr><tr><td data-num="5"></td><td><pre> <span class="token literal-property property">precision</span><span class="token operator">:</span> <span class="token number">2</span><span class="token punctuation">,</span></pre></td></tr><tr><td data-num="6"></td><td><pre> <span class="token literal-property property">bar</span><span class="token operator">:</span> <span class="token punctuation">&#123;</span></pre></td></tr><tr><td data-num="7"></td><td><pre> <span class="token literal-property property">upColor</span><span class="token operator">:</span> <span class="token string">'#EF5350'</span><span class="token punctuation">,</span></pre></td></tr><tr><td data-num="8"></td><td><pre> <span class="token literal-property property">downColor</span><span class="token operator">:</span> <span class="token string">'#26A69A'</span><span class="token punctuation">,</span></pre></td></tr><tr><td data-num="9"></td><td><pre> <span class="token literal-property property">noChangeColor</span><span class="token operator">:</span> <span class="token string">'#888889'</span></pre></td></tr><tr><td data-num="10"></td><td><pre> <span class="token punctuation">&#125;</span><span class="token punctuation">,</span></pre></td></tr><tr><td data-num="11"></td><td><pre> <span class="token literal-property property">plots</span><span class="token operator">:</span> <span class="token punctuation">[</span></pre></td></tr><tr><td data-num="12"></td><td><pre> <span class="token punctuation">&#123;</span> <span class="token literal-property property">key</span&gLine truncated
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<figure class="highlight js"><figcaption data-lang="JavaScript"></figcaption><table><tr><td data-num="1"></td><td><pre><span class="token keyword">this</span><span class="token punctuation">.</span>chart<span class="token punctuation">.</span><span class="token function">createTechnicalIndicator</span><span class="token punctuation">(</span><span class="token string">'custom_candle_solid'</span><span class="token punctuation">,</span> <span class="token boolean">true</span><span class="token punctuation">,</span> <span class="token punctuation">&#123;</span> <span class="token literal-property property">id</span><span class="token operator">:</span> <span class="token string">'paneId10'</span><span class="token punctuation">,</span> <span class="token literal-property property">dragEnabled</span><span class="token operator">:</span> <span class="token boolean">true</span><span class="token punctuation">,</span> <span class="token literal-property property">height</span><span class="token operator">:</span> <span class="token keyword">this</span><span class="token punctuation">.</span>height <span class="token punctuation">&#125;</span><span class="token punctuation">)</span></pre></td></tr></table></figure> ]]></description>
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</item>
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