132 lines
3.9 KiB
C++
132 lines
3.9 KiB
C++
#ifndef __COMFORTABLE_SWIPE__gesture_swipe_gesture__
|
|
#define __COMFORTABLE_SWIPE__gesture_swipe_gesture__
|
|
|
|
/*
|
|
Comfortable Swipe
|
|
by Rico Tiongson
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "swipe_gesture.h"
|
|
#include <iostream> // std::cout, std::endl
|
|
#include <regex> // std::regex, std::regex_match, std::cmatch
|
|
#include <string> // std::stoi, std::stof
|
|
|
|
extern "C" {
|
|
#include <xdo.h> // xdo, xdo_new, xdo_free,
|
|
// xdo_get_mouse_location
|
|
// CURRENT_WINDOW
|
|
}
|
|
|
|
namespace comfortable_swipe::gesture {
|
|
/**
|
|
* Constructs a new fresh swipe gesture container.
|
|
*/
|
|
swipe_gesture::swipe_gesture()
|
|
: // construct our superclass
|
|
comfortable_swipe::gesture::xdo_gesture(), flag_swiping(false) {
|
|
// improve responsiveness of first gesture by pre-empting xdotool
|
|
xdo_get_mouse_location(this->xdo, &this->ix, &this->iy, &this->screen_num);
|
|
}
|
|
|
|
/**
|
|
* Destructs this swipe gesture.
|
|
*/
|
|
swipe_gesture::~swipe_gesture() {}
|
|
|
|
/**
|
|
* Hook on begin of swipe gesture (you can override this).
|
|
*/
|
|
void swipe_gesture::begin() {
|
|
// save current screen location for gestured mouse movement
|
|
xdo_get_mouse_location(this->xdo, &this->ix, &this->iy, &this->screen_num);
|
|
this->x = 0;
|
|
this->y = 0;
|
|
this->ux = 0;
|
|
this->uy = 0;
|
|
}
|
|
|
|
/**
|
|
* Hook on update of swipe gesture (you can override this).
|
|
*/
|
|
void swipe_gesture::update() {
|
|
this->x += this->dx;
|
|
this->y += this->dy;
|
|
this->ux += this->udx;
|
|
this->uy += this->udy;
|
|
}
|
|
|
|
/**
|
|
* Hook on end of swipe gesture (you can override this).
|
|
*/
|
|
void swipe_gesture::end() {}
|
|
|
|
/**
|
|
* Dispatches begin/update/end depending on the regex pattern provided by this
|
|
* class.
|
|
*
|
|
* @param line the line from libinput debug-events to parse
|
|
* @return true if begin/update/end was dispatched
|
|
*/
|
|
bool swipe_gesture::parse_line(const char *line) {
|
|
|
|
// prepare regex matchers statically (will only load at most once)
|
|
static const std::regex gesture_swipe_begin(
|
|
swipe_gesture::GESTURE_BEGIN_REGEX_PATTERN),
|
|
gesture_swipe_update(swipe_gesture::GESTURE_UPDATE_REGEX_PATTERN),
|
|
gesture_swipe_end(swipe_gesture::GESTURE_END_REGEX_PATTERN);
|
|
|
|
// prepare holder for regex matches
|
|
static std::cmatch matches;
|
|
|
|
if (this->flag_swiping) {
|
|
// currently swiping
|
|
if (std::regex_match(line, matches, gesture_swipe_update) != 0) {
|
|
// assign necessary variables for swipe update
|
|
this->fingers = std::stoi(matches[1]);
|
|
this->dx = std::stof(matches[2]);
|
|
this->dy = std::stof(matches[3]);
|
|
this->udx = std::stof(matches[4]);
|
|
this->udy = std::stof(matches[5]);
|
|
// dispatch update
|
|
this->update();
|
|
return true;
|
|
} else if (std::regex_match(line, matches, gesture_swipe_end) != 0) {
|
|
// assign necessary variables for swipe end
|
|
this->flag_swiping = false;
|
|
this->fingers = std::stoi(matches[1]);
|
|
// dispatch end
|
|
this->end();
|
|
return true;
|
|
}
|
|
} else {
|
|
// not swiping, check if swipe will begin
|
|
if (std::regex_match(line, matches, gesture_swipe_begin) != 0 ||
|
|
std::regex_match(line, matches, gesture_swipe_update) != 0) {
|
|
// assign necessary variables for swipe begin
|
|
this->flag_swiping = true;
|
|
this->fingers = std::stoi(matches[1]);
|
|
// dispatch begin
|
|
this->begin();
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
} // namespace comfortable_swipe::gesture
|
|
|
|
#endif /* __COMFORTABLE_SWIPE__gesture_swipe_gesture__ */
|