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<div class="headertitle"><div class="title">examples/component/linear_gradient_gallery.cpp</div></div>
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<h1><a class="anchor" id="autotoc_md182"></a>
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maybe</h1>
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<div class="fragment"><div class="line"><span class="comment">// Copyright 2020 Arthur Sonzogni. All rights reserved.</span></div>
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<div class="line"><span class="comment">// Use of this source code is governed by the MIT license that can be found in</span></div>
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<div class="line"><span class="comment">// the LICENSE file.</span></div>
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<div class="line"><span class="preprocessor">#include <string></span> <span class="comment">// for string, allocator, basic_string</span></div>
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<div class="line"><span class="preprocessor">#include <vector></span> <span class="comment">// for vector</span></div>
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<div class="line"> </div>
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<div class="line"><span class="preprocessor">#include "<a class="code" href="captured__mouse_8hpp.html">ftxui/component/captured_mouse.hpp</a>"</span> <span class="comment">// for ftxui</span></div>
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<div class="line"><span class="preprocessor">#include "<a class="code" href="component_8hpp.html">ftxui/component/component.hpp</a>"</span> <span class="comment">// for operator|, Maybe, Checkbox, Radiobox, Renderer, Vertical</span></div>
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<div class="line"><span class="preprocessor">#include "<a class="code" href="component__base_8hpp.html">ftxui/component/component_base.hpp</a>"</span> <span class="comment">// for Component</span></div>
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<div class="line"><span class="preprocessor">#include "<a class="code" href="screen__interactive_8hpp.html">ftxui/component/screen_interactive.hpp</a>"</span> <span class="comment">// for ScreenInteractive</span></div>
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<div class="line"><span class="preprocessor">#include "<a class="code" href="elements_8hpp.html">ftxui/dom/elements.hpp</a>"</span> <span class="comment">// for Element, border, color, operator|, text</span></div>
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<div class="line"><span class="preprocessor">#include "<a class="code" href="color_8hpp.html">ftxui/screen/color.hpp</a>"</span> <span class="comment">// for Color, Color::Red</span></div>
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<div class="line"> </div>
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<div class="line"><span class="keyword">using namespace </span><a class="code hl_namespace" href="namespaceftxui.html">ftxui</a>;</div>
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<div class="line"> </div>
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<div class="line"><span class="keywordtype">int</span> <a id="a0" name="a0"></a><a class="code hl_function" href="examples_2component_2button_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a>() {</div>
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<div class="line"> std::vector<std::string> entries = {</div>
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<div class="line"> <span class="stringliteral">"entry 1"</span>,</div>
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<div class="line"> <span class="stringliteral">"entry 2"</span>,</div>
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<div class="line"> <span class="stringliteral">"entry 3"</span>,</div>
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<div class="line"> };</div>
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<div class="line"> <span class="keywordtype">int</span> menu_1_selected = 0;</div>
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<div class="line"> <span class="keywordtype">int</span> menu_2_selected = 0;</div>
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<div class="line"> </div>
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<div class="line"> <span class="keywordtype">bool</span> menu_1_show = <span class="keyword">false</span>;</div>
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<div class="line"> <span class="keywordtype">bool</span> menu_2_show = <span class="keyword">false</span>;</div>
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<div class="line"> </div>
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<div class="line"> <span class="keyword">auto</span> layout = Container::Vertical({</div>
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<div class="line"> Checkbox(<span class="stringliteral">"Show menu_1"</span>, &menu_1_show),</div>
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<div class="line"> Radiobox(&entries, &menu_1_selected) | border | Maybe(&menu_1_show),</div>
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<div class="line"> Checkbox(<span class="stringliteral">"Show menu_2"</span>, &menu_2_show),</div>
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<div class="line"> Radiobox(&entries, &menu_2_selected) | border | Maybe(&menu_2_show),</div>
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<div class="line"> </div>
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<div class="line"> Renderer([] {</div>
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<div class="line"> <span class="keywordflow">return</span> text(<span class="stringliteral">"You found the secret combinaison!"</span>) | color(Color::Red);</div>
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<div class="line"> }) | Maybe([&] { <span class="keywordflow">return</span> menu_1_selected == 1 && menu_2_selected == 2; }),</div>
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<div class="line"> });</div>
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<div class="line"> </div>
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<div class="line"> <span class="keyword">auto</span> screen = ScreenInteractive::TerminalOutput();</div>
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<div class="line"> screen.Loop(layout);</div>
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<div class="line">}</div>
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<div class="ttc" id="acaptured__mouse_8hpp_html"><div class="ttname"><a href="captured__mouse_8hpp.html">captured_mouse.hpp</a></div></div>
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<div class="ttc" id="acolor_8hpp_html"><div class="ttname"><a href="color_8hpp.html">color.hpp</a></div></div>
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<div class="ttc" id="acomponent_8hpp_html"><div class="ttname"><a href="component_8hpp.html">component.hpp</a></div></div>
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<div class="ttc" id="acomponent__base_8hpp_html"><div class="ttname"><a href="component__base_8hpp.html">component_base.hpp</a></div></div>
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<div class="ttc" id="aelements_8hpp_html"><div class="ttname"><a href="elements_8hpp.html">elements.hpp</a></div></div>
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<div class="ttc" id="aexamples_2component_2button_8cpp_html_ae66f6b31b5ad750f1fe042a706a4e3d4"><div class="ttname"><a href="examples_2component_2button_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a></div><div class="ttdeci">int main()</div><div class="ttdef"><b>Definition</b> <a href="examples_2component_2button_8cpp_source.html#l00004">examples/component/button.cpp:4</a></div></div>
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<div class="ttc" id="anamespaceftxui_html"><div class="ttname"><a href="namespaceftxui.html">ftxui</a></div><div class="ttdef"><b>Definition</b> <a href="animation_8hpp_source.html#l00010">animation.hpp:10</a></div></div>
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<div class="ttc" id="ascreen__interactive_8hpp_html"><div class="ttname"><a href="screen__interactive_8hpp.html">screen_interactive.hpp</a></div></div>
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</div><!-- fragment --><div class="fragment"><div class="line"><span class="comment">// Copyright 2023 Arthur Sonzogni. All rights reserved.</span></div>
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<div class="line"><span class="comment">// Use of this source code is governed by the MIT license that can be found in</span></div>
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<div class="line"><span class="comment">// the LICENSE file.</span></div>
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<div class="line"><span class="preprocessor">#include <<a class="code" href="component__base_8hpp.html">ftxui/component/component_base.hpp</a>></span> <span class="comment">// for ComponentBase, Component</span></div>
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<div class="line"><span class="preprocessor">#include <<a class="code" href="elements_8hpp.html">ftxui/dom/elements.hpp</a>></span> <span class="comment">// for operator|, Element, flex, bgcolor, text, vbox, center</span></div>
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<div class="line"><span class="preprocessor">#include <<a class="code" href="linear__gradient_8hpp.html">ftxui/dom/linear_gradient.hpp</a>></span> <span class="comment">// for LinearGradient</span></div>
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<div class="line"><span class="preprocessor">#include <<a class="code" href="color_8hpp.html">ftxui/screen/color.hpp</a>></span> <span class="comment">// for Color, Color::Blue, Color::Red</span></div>
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<div class="line"><span class="preprocessor">#include <memory></span> <span class="comment">// for __shared_ptr_access, shared_ptr</span></div>
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<div class="line"><span class="preprocessor">#include <string></span> <span class="comment">// for allocator, operator+, char_traits, string, to_string</span></div>
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<div class="line"> </div>
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|
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<div class="line"><span class="preprocessor">#include "<a class="code" href="captured__mouse_8hpp.html">ftxui/component/captured_mouse.hpp</a>"</span> <span class="comment">// for ftxui</span></div>
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<div class="line"><span class="preprocessor">#include "<a class="code" href="component_8hpp.html">ftxui/component/component.hpp</a>"</span> <span class="comment">// for Slider, Renderer, Vertical</span></div>
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<div class="line"><span class="preprocessor">#include "<a class="code" href="screen__interactive_8hpp.html">ftxui/component/screen_interactive.hpp</a>"</span> <span class="comment">// for ScreenInteractive</span></div>
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<div class="line"> </div>
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<div class="line"><span class="keywordtype">int</span> <a class="code hl_function" href="examples_2component_2button_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a>() {</div>
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|
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<div class="line"> <span class="keyword">using namespace </span><a class="code hl_namespace" href="namespaceftxui.html">ftxui</a>;</div>
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<div class="line"> <span class="keyword">auto</span> screen = ScreenInteractive::Fullscreen();</div>
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<div class="line"> </div>
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<div class="line"> <span class="keywordtype">int</span> <a id="a1" name="a1"></a><a class="code hl_variable" href="src_2ftxui_2dom_2linear__gradient_8cpp.html#ab8ef1bf8a70cc07c6d55823c390a7e76">angle</a> = 180.f;</div>
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<div class="line"> <span class="keywordtype">float</span> start = 0.f;</div>
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<div class="line"> <span class="keywordtype">float</span> end = 1.f;</div>
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<div class="line"> </div>
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<div class="line"> std::string slider_angle_text;</div>
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<div class="line"> std::string slider_start_text;</div>
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<div class="line"> std::string slider_end_text;</div>
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<div class="line"> </div>
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<div class="line"> <span class="keyword">auto</span> slider_angle = Slider(&slider_angle_text, &<a class="code hl_variable" href="src_2ftxui_2dom_2linear__gradient_8cpp.html#ab8ef1bf8a70cc07c6d55823c390a7e76">angle</a>, 0, 360);</div>
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<div class="line"> <span class="keyword">auto</span> slider_start = Slider(&slider_start_text, &start, 0.f, 1.f, 0.05f);</div>
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<div class="line"> <span class="keyword">auto</span> slider_end = Slider(&slider_end_text, &end, 0.f, 1.f, 0.05f);</div>
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<div class="line"> </div>
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<div class="line"> <span class="keyword">auto</span> layout = Container::Vertical({</div>
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<div class="line"> slider_angle,</div>
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<div class="line"> slider_start,</div>
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<div class="line"> slider_end,</div>
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<div class="line"> });</div>
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<div class="line"> </div>
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<div class="line"> <span class="keyword">auto</span> renderer = Renderer(layout, [&] {</div>
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<div class="line"> slider_angle_text = <span class="stringliteral">"angle = "</span> + std::to_string(<a class="code hl_variable" href="src_2ftxui_2dom_2linear__gradient_8cpp.html#ab8ef1bf8a70cc07c6d55823c390a7e76">angle</a>) + <span class="stringliteral">"°"</span>;</div>
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<div class="line"> slider_start_text = <span class="stringliteral">"start = "</span> + std::to_string(<span class="keywordtype">int</span>(start * 100)) + <span class="stringliteral">"%"</span>;</div>
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<div class="line"> slider_end_text = <span class="stringliteral">"end = "</span> + std::to_string(<span class="keywordtype">int</span>(end * 100)) + <span class="stringliteral">"%"</span>;</div>
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<div class="line"> </div>
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<div class="line"> <span class="keyword">auto</span> background = text(<span class="stringliteral">"Gradient"</span>) | center |</div>
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<div class="line"> bgcolor(<a id="_a2" name="_a2"></a><a class="code hl_struct" href="structftxui_1_1LinearGradient.html">LinearGradient</a>()</div>
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<div class="line"> .Angle(<a class="code hl_variable" href="src_2ftxui_2dom_2linear__gradient_8cpp.html#ab8ef1bf8a70cc07c6d55823c390a7e76">angle</a>)</div>
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<div class="line"> .Stop(Color::Blue, start)</div>
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<div class="line"> .Stop(Color::Red, end));</div>
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<div class="line"> <span class="keywordflow">return</span> vbox({</div>
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<div class="line"> background | flex,</div>
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<div class="line"> layout->Render(),</div>
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<div class="line"> }) |</div>
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<div class="line"> flex;</div>
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<div class="line"> });</div>
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<div class="line"> screen.Loop(renderer);</div>
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<div class="line">}</div>
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<div class="ttc" id="alinear__gradient_8hpp_html"><div class="ttname"><a href="linear__gradient_8hpp.html">linear_gradient.hpp</a></div></div>
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<div class="ttc" id="asrc_2ftxui_2dom_2linear__gradient_8cpp_html_ab8ef1bf8a70cc07c6d55823c390a7e76"><div class="ttname"><a href="src_2ftxui_2dom_2linear__gradient_8cpp.html#ab8ef1bf8a70cc07c6d55823c390a7e76">angle</a></div><div class="ttdeci">float angle</div><div class="ttdef"><b>Definition</b> <a href="src_2ftxui_2dom_2linear__gradient_8cpp_source.html#l00023">src/ftxui/dom/linear_gradient.cpp:23</a></div></div>
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<div class="ttc" id="astructftxui_1_1LinearGradient_html"><div class="ttname"><a href="structftxui_1_1LinearGradient.html">ftxui::LinearGradient</a></div><div class="ttdoc">A class representing the settings for linear-gradient color effect.</div><div class="ttdef"><b>Definition</b> <a href="linear__gradient_8hpp_source.html#l00030">linear_gradient.hpp:30</a></div></div>
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