polybar-dwm/src/drawtypes/animation.cpp

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2016-11-02 19:22:45 +00:00
#include "drawtypes/animation.hpp"
#include "drawtypes/label.hpp"
LEMONBUDDY_NS
namespace drawtypes {
void animation::add(icon_t&& frame) {
m_frames.emplace_back(forward<decltype(frame)>(frame));
m_framecount = m_frames.size();
}
icon_t animation::get() {
tick();
return m_frames[m_frame];
}
int animation::framerate() {
return m_framerate_ms;
}
animation::operator bool() {
return !m_frames.empty();
}
void animation::tick() {
auto now = chrono::system_clock::now();
auto diff = chrono::duration_cast<chrono::milliseconds>(now - m_lastupdate);
if (diff.count() < m_framerate_ms)
return;
if (++m_frame >= m_framecount)
m_frame = 0;
m_lastupdate = now;
}
/**
* Create an animation by loading values
* from the configuration
*/
animation_t load_animation(const config& conf, string section, string name, bool required) {
vector<icon_t> vec;
vector<string> frames;
name = string_util::ltrim(string_util::rtrim(name, '>'), '<');
if (required)
frames = conf.get_list<string>(section, name);
else
frames = conf.get_list<string>(section, name, {});
for (size_t i = 0; i < frames.size(); i++)
vec.emplace_back(
forward<icon_t>(load_optional_icon(conf, section, name + "-" + to_string(i), frames[i])));
auto framerate = conf.get<int>(section, name + "-framerate", 1000);
return animation_t{new animation(move(vec), framerate)};
}
}
LEMONBUDDY_NS_END