FTXUI/examples/component/slider_rgb.cpp

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#include <memory> // for allocator, shared_ptr, __shared_ptr_access
#include <string> // for char_traits, operator+, to_string
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#include "ftxui/component/captured_mouse.hpp" // for ftxui
#include "ftxui/component/component.hpp" // for Slider, Renderer, Vertical
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#include "ftxui/component/component_base.hpp" // for ComponentBase
#include "ftxui/component/screen_interactive.hpp" // for ScreenInteractive
#include "ftxui/dom/elements.hpp" // for separator, operator|, Element, size, text, vbox, xflex, bgcolor, hbox, GREATER_THAN, WIDTH, border, HEIGHT, LESS_THAN
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#include "ftxui/screen/color.hpp" // for Color
using namespace ftxui;
Element ColorTile(int red, int green, int blue) {
return text("") | size(WIDTH, GREATER_THAN, 14) |
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size(HEIGHT, GREATER_THAN, 7) | bgcolor(Color::RGB(red, green, blue));
}
Element ColorString(int red, int green, int blue) {
return text("RGB = (" + //
std::to_string(red) + "," + //
std::to_string(green) + "," + //
std::to_string(blue) + ")" //
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);
}
int main() {
int red = 128;
int green = 25;
int blue = 100;
auto slider_red = Slider("Red :", &red, 0, 255, 1);
auto slider_green = Slider("Green:", &green, 0, 255, 1);
auto slider_blue = Slider("Blue :", &blue, 0, 255, 1);
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auto container = Container::Vertical({
slider_red,
slider_green,
slider_blue,
});
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auto renderer = Renderer(container, [&] {
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return hbox({
ColorTile(red, green, blue),
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separator(),
vbox({
slider_red->Render(),
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separator(),
slider_green->Render(),
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separator(),
slider_blue->Render(),
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separator(),
ColorString(red, green, blue),
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}) | xflex,
}) |
border | size(WIDTH, LESS_THAN, 80);
});
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auto screen = ScreenInteractive::TerminalOutput();
screen.Loop(renderer);
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}
// Copyright 2020 Arthur Sonzogni. All rights reserved.
// Use of this source code is governed by the MIT license that can be found in
// the LICENSE file.