mirror of
https://github.com/polybar/polybar.git
synced 2024-10-27 05:23:39 -04:00
68f72d69cc
Handle placeholder tokens inside each label instead of cloning into a new instance each time
463 lines
12 KiB
C++
463 lines
12 KiB
C++
#pragma once
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#include "common.hpp"
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#include "components/config.hpp"
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#include "components/types.hpp"
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#include "config.hpp"
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#include "drawtypes/label.hpp"
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#include "utils/math.hpp"
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#include "utils/string.hpp"
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LEMONBUDDY_NS
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#define DEFAULT_SPACING -1
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#ifndef BUILDER_SPACE_TOKEN
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#define BUILDER_SPACE_TOKEN "%__"
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#endif
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using namespace drawtypes;
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class builder {
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public:
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explicit builder(const bar_settings bar, bool lazy = true) : m_bar(bar), m_lazy(lazy) {}
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void set_lazy(bool mode) {
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m_lazy = mode;
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}
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string flush() {
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if (m_lazy) {
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while (m_counters[syntaxtag::A] > 0) cmd_close(true);
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while (m_counters[syntaxtag::B] > 0) background_close(true);
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while (m_counters[syntaxtag::F] > 0) color_close(true);
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while (m_counters[syntaxtag::T] > 0) font_close(true);
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while (m_counters[syntaxtag::U] > 0) line_color_close(true);
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while (m_counters[syntaxtag::u] > 0) underline_close(true);
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while (m_counters[syntaxtag::o] > 0) overline_close(true);
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}
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string output = m_output.data();
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// reset values
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m_output.clear();
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for (auto& counter : m_counters) counter.second = 0;
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for (auto& value : m_colors) value.second = "";
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m_fontindex = 1;
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return string_util::replace_all(output, string{BUILDER_SPACE_TOKEN}, " ");
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}
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void append(string text) {
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string str(text);
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auto len = str.length();
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if (len > 2 && str[0] == '"' && str[len - 1] == '"')
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m_output += str.substr(1, len - 2);
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else
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m_output += str;
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}
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void node(string str, bool add_space = false) {
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string::size_type n, m;
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string s(str);
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while (true) {
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if (s.empty()) {
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break;
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} else if ((n = s.find("%{F-}")) == 0) {
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color_close(!m_lazy);
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s.erase(0, 5);
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} else if ((n = s.find("%{F#")) == 0 && (m = s.find("}")) != string::npos) {
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if (m - n - 4 == 2)
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color_alpha(s.substr(n + 3, m - 3));
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else
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color(s.substr(n + 3, m - 3));
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s.erase(n, m + 1);
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} else if ((n = s.find("%{B-}")) == 0) {
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background_close(!m_lazy);
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s.erase(0, 5);
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} else if ((n = s.find("%{B#")) == 0 && (m = s.find("}")) != string::npos) {
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background(s.substr(n + 3, m - 3));
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s.erase(n, m + 1);
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} else if ((n = s.find("%{T-}")) == 0) {
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font_close(!m_lazy);
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s.erase(0, 5);
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} else if ((n = s.find("%{T")) == 0 && (m = s.find("}")) != string::npos) {
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font(std::atoi(s.substr(n + 3, m - 3).c_str()));
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s.erase(n, m + 1);
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} else if ((n = s.find("%{U-}")) == 0) {
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line_color_close(!m_lazy);
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s.erase(0, 5);
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} else if ((n = s.find("%{U#")) == 0 && (m = s.find("}")) != string::npos) {
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line_color(s.substr(n + 3, m - 3));
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s.erase(n, m + 1);
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} else if ((n = s.find("%{+u}")) == 0) {
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underline();
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s.erase(0, 5);
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} else if ((n = s.find("%{+o}")) == 0) {
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overline();
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s.erase(0, 5);
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} else if ((n = s.find("%{-u}")) == 0) {
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underline_close(true);
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s.erase(0, 5);
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} else if ((n = s.find("%{-o}")) == 0) {
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overline_close(true);
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s.erase(0, 5);
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} else if ((n = s.find("%{A}")) == 0) {
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cmd_close(true);
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s.erase(0, 4);
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} else if ((n = s.find("%{")) == 0 && (m = s.find("}")) != string::npos) {
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append(s.substr(n, m + 1));
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s.erase(n, m + 1);
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} else if ((n = s.find("%{")) > 0) {
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append(s.substr(0, n));
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s.erase(0, n);
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} else
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break;
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}
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if (!s.empty())
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append(s);
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if (add_space)
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space();
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}
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void node(string str, int font_index, bool add_space = false) {
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font(font_index);
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node(str, add_space);
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font_close();
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}
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// void node(progressbar_t bar, float perc, bool add_space = false) {
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// if (!bar)
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// return;
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// node(bar->get_output(math_util::cap<float>(0, 100, perc)), add_space);
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// }
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void node(label_t label, bool add_space = false) {
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if (!label || !*label)
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return;
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auto text = label->get();
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if (label->m_maxlen > 0 && text.length() > label->m_maxlen) {
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text = text.substr(0, label->m_maxlen) + "...";
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}
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if ((label->m_overline.empty() && m_counters[syntaxtag::o] > 0) ||
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(m_counters[syntaxtag::o] > 0 && label->m_margin > 0))
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overline_close(true);
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if ((label->m_underline.empty() && m_counters[syntaxtag::u] > 0) ||
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(m_counters[syntaxtag::u] > 0 && label->m_margin > 0))
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underline_close(true);
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if (label->m_margin > 0)
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space(label->m_margin);
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if (!label->m_overline.empty())
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overline(label->m_overline);
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if (!label->m_underline.empty())
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underline(label->m_underline);
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background(label->m_background);
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color(label->m_foreground);
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if (label->m_padding > 0)
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space(label->m_padding);
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node(text, label->m_font, add_space);
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if (label->m_padding > 0)
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space(label->m_padding);
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color_close(m_lazy && label->m_margin > 0);
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background_close(m_lazy && label->m_margin > 0);
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if (!label->m_underline.empty() || (label->m_margin > 0 && m_counters[syntaxtag::u] > 0))
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underline_close(m_lazy && label->m_margin > 0);
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if (!label->m_overline.empty() || (label->m_margin > 0 && m_counters[syntaxtag::o] > 0))
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overline_close(m_lazy && label->m_margin > 0);
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if (label->m_margin > 0)
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space(label->m_margin);
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}
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// void node(ramp_t ramp, float perc, bool add_space = false) {
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// if (!ramp)
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// return;
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// node(ramp->get_by_percentage(math_util::cap<float>(0, 100, perc)), add_space);
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// }
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// void node(animation_t animation, bool add_space = false) {
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// if (!animation)
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// return;
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// node(animation->get(), add_space);
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// }
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void offset(int pixels = 0) {
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if (pixels != 0)
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tag_open('O', std::to_string(pixels));
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}
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void space(int width = DEFAULT_SPACING) {
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if (width == DEFAULT_SPACING)
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width = m_bar.spacing;
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if (width <= 0)
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return;
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string str(width, ' ');
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append(str);
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}
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void remove_trailing_space(int width = DEFAULT_SPACING) {
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if (width == DEFAULT_SPACING)
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width = m_bar.spacing;
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if (width <= 0)
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return;
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string::size_type spacing = width;
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string str(spacing, ' ');
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if (m_output.length() >= spacing && m_output.substr(m_output.length() - spacing) == str)
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m_output = m_output.substr(0, m_output.length() - spacing);
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}
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void invert() {
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tag_open('R', "");
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}
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void font(int index) {
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if (index <= 0 && m_counters[syntaxtag::T] > 0)
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font_close(true);
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if (index <= 0 || index == m_fontindex)
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return;
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if (m_lazy && m_counters[syntaxtag::T] > 0)
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font_close(true);
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m_counters[syntaxtag::T]++;
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m_fontindex = index;
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tag_open('T', std::to_string(index));
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}
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void font_close(bool force = false) {
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if ((!force && m_lazy) || m_counters[syntaxtag::T] <= 0)
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return;
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m_counters[syntaxtag::T]--;
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m_fontindex = 1;
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tag_close('T');
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}
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void background(string color) {
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if (color.length() == 2 || (color.find("#") == 0 && color.length() == 3)) {
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color = "#" + color.substr(color.length() - 2);
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auto bg = m_bar.background.hex();
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color += bg.substr(bg.length() - (bg.length() < 6 ? 3 : 6));
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} else if (color.length() >= 7 && color == "#" + string(color.length() - 1, color[1])) {
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color = color.substr(0, 4);
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}
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if (color.empty() && m_counters[syntaxtag::B] > 0)
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background_close(true);
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if (color.empty() || color == m_colors[syntaxtag::B])
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return;
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if (m_lazy && m_counters[syntaxtag::B] > 0)
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background_close(true);
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m_counters[syntaxtag::B]++;
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m_colors[syntaxtag::B] = color;
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tag_open('B', color);
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}
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void background_close(bool force = false) {
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if ((!force && m_lazy) || m_counters[syntaxtag::B] <= 0)
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return;
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m_counters[syntaxtag::B]--;
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m_colors[syntaxtag::B] = "";
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tag_close('B');
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}
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void color(string color_) {
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auto color(color_);
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if (color.length() == 2 || (color.find("#") == 0 && color.length() == 3)) {
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color = "#" + color.substr(color.length() - 2);
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auto bg = m_bar.foreground.hex();
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color += bg.substr(bg.length() - (bg.length() < 6 ? 3 : 6));
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} else if (color.length() >= 7 && color == "#" + string(color.length() - 1, color[1])) {
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color = color.substr(0, 4);
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}
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if (color.empty() && m_counters[syntaxtag::F] > 0)
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color_close(true);
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if (color.empty() || color == m_colors[syntaxtag::F])
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return;
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if (m_lazy && m_counters[syntaxtag::F] > 0)
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color_close(true);
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m_counters[syntaxtag::F]++;
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m_colors[syntaxtag::F] = color;
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tag_open('F', color);
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}
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void color_alpha(string alpha_) {
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auto alpha(alpha_);
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string val = m_bar.foreground.hex();
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if (alpha.find("#") == std::string::npos) {
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alpha = "#" + alpha;
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}
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if (alpha.size() == 4) {
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color(alpha);
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return;
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}
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if (val.size() < 6 && val.size() > 2) {
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val.append(val.substr(val.size() - 3));
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}
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color((alpha.substr(0, 3) + val.substr(val.size() - 6)).substr(0, 9));
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}
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void color_close(bool force = false) {
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if ((!force && m_lazy) || m_counters[syntaxtag::F] <= 0)
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return;
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m_counters[syntaxtag::F]--;
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m_colors[syntaxtag::F] = "";
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tag_close('F');
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}
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void line_color(string color) {
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if (color.empty() && m_counters[syntaxtag::U] > 0)
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line_color_close(true);
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if (color.empty() || color == m_colors[syntaxtag::U])
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return;
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if (m_lazy && m_counters[syntaxtag::U] > 0)
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line_color_close(true);
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m_counters[syntaxtag::U]++;
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m_colors[syntaxtag::U] = color;
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tag_open('U', color);
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}
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void line_color_close(bool force = false) {
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if ((!force && m_lazy) || m_counters[syntaxtag::U] <= 0)
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return;
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m_counters[syntaxtag::U]--;
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m_colors[syntaxtag::U] = "";
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tag_close('U');
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}
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void overline(string color = "") {
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if (!color.empty())
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line_color(color);
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if (m_counters[syntaxtag::o] > 0)
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return;
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m_counters[syntaxtag::o]++;
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append("%{+o}");
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}
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void overline_close(bool force = false) {
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if ((!force && m_lazy) || m_counters[syntaxtag::o] <= 0)
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return;
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m_counters[syntaxtag::o]--;
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append("%{-o}");
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}
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void underline(string color = "") {
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if (!color.empty())
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line_color(color);
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if (m_counters[syntaxtag::u] > 0)
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return;
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m_counters[syntaxtag::u]++;
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append("%{+u}");
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}
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void underline_close(bool force = false) {
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if ((!force && m_lazy) || m_counters[syntaxtag::u] <= 0)
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return;
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m_counters[syntaxtag::u]--;
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append("%{-u}");
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}
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void cmd(mousebtn index, string action, bool condition = true) {
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int button = static_cast<int>(index);
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if (!condition || action.empty())
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return;
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action = string_util::replace_all(action, ":", "\\:");
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action = string_util::replace_all(action, "$", "\\$");
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action = string_util::replace_all(action, "}", "\\}");
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action = string_util::replace_all(action, "{", "\\{");
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action = string_util::replace_all(action, "%", "\x0025");
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append("%{A" + std::to_string(button) + ":" + action + ":}");
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m_counters[syntaxtag::A]++;
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}
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void cmd_close(bool force = false) {
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if (m_counters[syntaxtag::A] > 0 || force)
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append("%{A}");
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if (m_counters[syntaxtag::A] > 0)
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m_counters[syntaxtag::A]--;
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}
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protected:
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void tag_open(char tag, string value) {
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append("%{" + string({tag}) + value + "}");
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}
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void tag_close(char tag) {
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append("%{" + string({tag}) + "-}");
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}
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private:
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const bar_settings m_bar;
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string m_output;
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bool m_lazy = true;
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map<syntaxtag, int> m_counters{
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// clang-format off
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{syntaxtag::A, 0},
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{syntaxtag::B, 0},
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{syntaxtag::F, 0},
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{syntaxtag::T, 0},
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{syntaxtag::U, 0},
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{syntaxtag::O, 0},
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{syntaxtag::R, 0},
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// clang-format on
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};
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map<syntaxtag, string> m_colors{
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// clang-format off
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{syntaxtag::B, ""},
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{syntaxtag::F, ""},
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{syntaxtag::U, ""},
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// clang-format on
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};
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int m_fontindex = 1;
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};
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LEMONBUDDY_NS_END;
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