diff --git a/README.rst b/README.rst index 2e8df39..566594d 100644 --- a/README.rst +++ b/README.rst @@ -144,6 +144,8 @@ The full usage:: Use tmux colors in output -p, --powerline-left Use powerline left symbols throughout the output, enables --colors + -n, --nerd-graph + Use NerdFont characters to render CPU graph as vertical bar chart -q, --powerline-right Use powerline right symbols throughout the output, enables --colors -i , --interval diff --git a/common/graph.cc b/common/graph.cc index a8694e5..1e37d54 100644 --- a/common/graph.cc +++ b/common/graph.cc @@ -18,10 +18,11 @@ #include #include +#include #include "graph.h" -std::string get_graph_by_percentage( unsigned value, unsigned len ) +std::string get_graph_by_percentage( unsigned value, unsigned len ) { unsigned step = 0; std::string bars; @@ -60,3 +61,20 @@ std::string get_graph_by_value( unsigned value, unsigned max, unsigned len ) return bars; } +std::string get_graph_nerd( unsigned value ) +{ + static const std::map graph_chars = { + { 0, " " }, { 10, "▁" }, { 20, "▂" }, { 30, "▃" }, { 40, "▄" }, + { 50, "▅" }, { 60, "▆" }, { 70, "▇" }, { 80, "█" }, { 90, "▲" } + }; + + for( auto it = graph_chars.rbegin(); it != graph_chars.rend(); ++it ) + { + if( value >= it->first ) + { + return it->second; + } + } + + return " "; // default return in case value doesn't match map options +} diff --git a/common/graph.h b/common/graph.h index 4034161..ed97eb7 100644 --- a/common/graph.h +++ b/common/graph.h @@ -23,5 +23,6 @@ std::string get_graph_by_percentage( unsigned, unsigned len = 10 ); std::string get_graph_by_value( unsigned, unsigned, unsigned len = 10 ); +std::string get_graph_nerd( unsigned ); #endif diff --git a/common/main.cc b/common/main.cc index bab7597..b3eb6e3 100644 --- a/common/main.cc +++ b/common/main.cc @@ -37,7 +37,7 @@ std::string cpu_string( CPU_MODE cpu_mode, unsigned int cpu_usage_delay, unsigned int graph_lines, bool use_colors = false, - bool use_powerline_left = false, bool use_powerline_right = false ) + bool use_powerline_left = false, bool use_powerline_right = false, bool nerd_graph = false) { float percentage; @@ -80,7 +80,13 @@ std::string cpu_string( CPU_MODE cpu_mode, unsigned int cpu_usage_delay, unsigne } } - if( graph_lines > 0) + if( nerd_graph ) + { + oss << "▕"; + oss << get_graph_nerd( unsigned( percentage ) ); + oss << "▏"; + } + else if( graph_lines > 0) { oss << " ["; oss << get_graph_by_percentage( unsigned( percentage ), graph_lines ); @@ -123,6 +129,8 @@ void print_help() << "\tUse powerline left symbols throughout the output, enables --colors\n" << "-q, --powerline-right\n" << "\tUse powerline right symbols throughout the output, enables --colors\n" + << "-n, --nerd-graph\n" + << "\tUse NerdFont symbols to render CPU graph as vertical bar chart\n" << "-i , --interval \n" << "\tSet tmux status refresh interval in seconds. Default: 1 second\n" << "-g , --graph-lines \n" @@ -146,6 +154,7 @@ int main( int argc, char** argv ) bool use_powerline_right = false; MEMORY_MODE mem_mode = MEMORY_MODE_DEFAULT; CPU_MODE cpu_mode = CPU_MODE_DEFAULT; + bool nerd_graph = false; static struct option long_options[] = { @@ -157,6 +166,7 @@ int main( int argc, char** argv ) { "colors", no_argument, NULL, 'c' }, { "powerline-left", no_argument, NULL, 'p' }, { "powerline-right", no_argument, NULL, 'q' }, + { "nerd-graph", no_argument, NULL, 'n' }, { "interval", required_argument, NULL, 'i' }, { "graph-lines", required_argument, NULL, 'g' }, { "mem-mode", required_argument, NULL, 'm' }, @@ -167,7 +177,7 @@ int main( int argc, char** argv ) int c; // while c != -1 - while( (c = getopt_long( argc, argv, "hi:cpqg:m:a:t:", long_options, NULL) ) != -1 ) + while( (c = getopt_long( argc, argv, "hi:cpqng:m:a:t:", long_options, NULL) ) != -1 ) { switch( c ) { @@ -186,6 +196,9 @@ int main( int argc, char** argv ) use_colors = true; use_powerline_right = true; break; + case 'n': // --nerd-graph + nerd_graph = true; + break; case 'i': // --interval, -i if( atoi( optarg ) < 1 ) { @@ -247,7 +260,7 @@ int main( int argc, char** argv ) MemoryStatus memory_status; mem_status( memory_status ); std::cout << mem_string( memory_status, mem_mode, use_colors, use_powerline_left, use_powerline_right ) - << cpu_string( cpu_mode, cpu_usage_delay, graph_lines, use_colors, use_powerline_left, use_powerline_right ) + << cpu_string( cpu_mode, cpu_usage_delay, graph_lines, use_colors, use_powerline_left, use_powerline_right, nerd_graph ) << load_string( use_colors, use_powerline_left, use_powerline_right, averages_count ); std::cout << std::endl;