110 lines
3.0 KiB
C++
110 lines
3.0 KiB
C++
#include <cstdio>
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#include <string>
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#include <cstring>
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#include <cstdarg>
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#include <cmath>
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#include <algorithm>
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#include "util.h"
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void log_printf(LogLevel level, const char* format, ...)
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{
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if(global_verbosity > level) return;
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va_list vargs;
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va_start(vargs, format);
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FILE* stream = stdout;
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if(level == ERROR || level == WARN) stream = stderr;
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fprintf(stream, "[%s] ", level_prefix(level));
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vfprintf(stream, format, vargs);
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fprintf(stream, "\n");
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}
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const char* level_prefix(LogLevel level)
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{
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if(level == DEBUG) return "DEBUG";
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if(level == INFO) return "INFO" ;
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if(level == WARN) return "WARN";
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if(level == ERROR) return "ERROR";
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return "DEBUG";
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}
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Direction get_direction(int x, int y)
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{
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if(x == 0 && y == 0) return Direction::None;
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double angle;
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if(x == 0 && y > 0) angle = 90; // Y+
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else if(x == 0 && y < 0) angle = 270; // Y-
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else if(x > 0 && y == 0) angle = 0; // X+
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else if(x < 0 && y == 0) angle = 180; // X+
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else
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{
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angle = fabs(atan((double)y/(double)x) * 180.0 / M_PI);
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if(x < 0 && y > 0) angle = 180.0 - angle; //Q2
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else if(x < 0 && y < 0) angle += 180; // Q3
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else if(x > 0 && y < 0) angle = 360.0 - angle; // Q4
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}
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if(315 < angle || angle <= 45) return Direction::Right;
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else if(45 < angle && angle <= 135) return Direction::Down;
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else if(135 < angle && angle <= 225) return Direction::Left;
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else if(225 < angle && angle <= 315) return Direction::Up;
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return Direction::None;
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}
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Direction string_to_direction(std::string s)
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{
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const char* original_str = s.c_str();
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std::transform(s.begin(), s.end(), s.begin(), ::tolower);
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if(s == "none") return Direction::None;
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if(s == "up") return Direction::Up;
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if(s == "down") return Direction::Down;
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if(s == "left") return Direction::Left;
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if(s == "right") return Direction::Right;
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s = original_str;
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throw std::invalid_argument(s + " is an invalid direction.");
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}
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GestureMode string_to_gesturemode(std::string s)
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{
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const char* original_str = s.c_str();
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std::transform(s.begin(), s.end(), s.begin(), ::tolower);
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if(s == "nopress") return GestureMode::NoPress;
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if(s == "onrelease") return GestureMode::OnRelease;
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if(s == "onfewpixels") return GestureMode::OnFewPixels;
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if(s == "axis") return GestureMode::Axis;
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s = original_str;
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log_printf(INFO, "%s is an invalid gesture mode. Defaulting to OnRelease", original_str);
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return GestureMode::OnRelease;
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}
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Action string_to_action(std::string s)
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{
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std::string original_str = s;
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std::transform(s.begin(), s.end(), s.begin(), ::tolower);
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if(s == "none") return Action::None;
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if(s == "keypress") return Action::Keypress;
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if(s == "gestures") return Action::Gestures;
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if(s == "togglesmartshift") return Action::ToggleSmartshift;
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if(s == "togglehiresscroll") return Action::ToggleHiresScroll;
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if(s == "cycledpi") return Action::CycleDPI;
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if(s == "changedpi") return Action::ChangeDPI;
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throw std::invalid_argument(original_str + " is an invalid action.");
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} |