mirror of https://github.com/polybar/polybar.git
70 lines
1.6 KiB
C++
70 lines
1.6 KiB
C++
#include "drawtypes/animation.hpp"
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#include "drawtypes/label.hpp"
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#include "utils/factory.hpp"
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POLYBAR_NS
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namespace drawtypes {
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void animation::add(label_t&& frame) {
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m_frames.emplace_back(forward<decltype(frame)>(frame));
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m_framecount = m_frames.size();
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}
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label_t animation::get() {
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tick();
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return m_frames[m_frame];
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}
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int animation::framerate() {
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return m_framerate_ms;
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}
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animation::operator bool() {
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return !m_frames.empty();
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}
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void animation::tick() {
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auto now = chrono::system_clock::now();
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auto diff = chrono::duration_cast<chrono::milliseconds>(now - m_lastupdate);
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if (diff.count() < m_framerate_ms) {
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return;
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}
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if (++m_frame >= m_framecount) {
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m_frame = 0;
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}
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m_lastupdate = now;
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}
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/**
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* Create an animation by loading values
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* from the configuration
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*/
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animation_t load_animation(const config& conf, const string& section, string name, bool required) {
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vector<label_t> vec;
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vector<string> frames;
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name = string_util::ltrim(string_util::rtrim(move(name), '>'), '<');
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auto anim_defaults = load_optional_label(conf, section, name);
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if (required) {
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frames = conf.get_list(section, name);
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} else {
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frames = conf.get_list(section, name, {});
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}
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for (size_t i = 0; i < frames.size(); i++) {
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vec.emplace_back(forward<label_t>(load_optional_label(conf, section, name + "-" + to_string(i), frames[i])));
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vec.back()->copy_undefined(anim_defaults);
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}
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auto framerate = conf.get(section, name + "-framerate", 1000);
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return factory_util::shared<animation>(move(vec), framerate);
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}
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}
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POLYBAR_NS_END
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