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Bootstrap pinch gesture

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This commit is contained in:
Rico Tiongson 2019-02-12 21:39:53 +08:00
parent 0fdf94b723
commit a47c7f8115
7 changed files with 41 additions and 13 deletions
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3
.gitignore vendored
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@ -1,2 +1,5 @@
# C++ generated headers
*.gch
# IDE-specific
.vscode

2
lib/comfortable_swipe
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@ -28,6 +28,8 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "gesture/xdo_gesture.cpp"
#include "gesture/swipe_gesture.cpp"
#include "gesture/swipe_gesture.regex.cpp"
#include "gesture/pinch_gesture.cpp"
#include "gesture/pinch_gesture.regex.cpp"
#include "service/autostart.cpp"
#include "service/buffer.cpp"
#include "service/debug.cpp"

14
lib/gesture/pinch_gesture.cpp
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@ -80,11 +80,21 @@ namespace comfortable_swipe::gesture
const float EPSILON = this->threshold;
if (delta_radius > EPSILON)
{
// TODO: pinch out
if (this->previous_gesture != 0)
{
// TODO
std::cout << "PINCH OUT" << std::endl;
this->previous_gesture = 0;
}
}
else if (delta_radius < -EPSILON)
{
// TODO: pinch in
if (this->previous_gesture != 1)
{
// TODO
std::cout << "PINCH IN" << std::endl;
this->previous_gesture = 1;
}
}
}

8
lib/gesture/pinch_gesture.regex.cpp
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@ -21,12 +21,14 @@ 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 "pinch_gesture.h"
namespace comfortable_swipe::gesture
{
/**
* Regex pattern for the libinput entry for start of pinch.
* Extracts one match for the number of fingers used during the pionch.
*
*
* eg. event15 GESTURE_PINCH_BEGIN +34.33s 3
* ^
* fingers
@ -43,7 +45,7 @@ namespace comfortable_swipe::gesture
/**
* Regex pattern for the libinput entry for the end of swipe.
* Extracts one match for the number of fingers used during the swipe.
*
*
* eg. event15 GESTURE_PINCH_END +35.03s 3
* ^
* fingers
@ -67,7 +69,7 @@ namespace comfortable_swipe::gesture
* Regex pattern for the libinput entry for during a pinch.
* Extracts number of fingers used and the speed (normal and accelerated) of the pinch.
* Extracts radius and rotational velocity of the pinch motion as well.
*
*
* eg. event8 GESTURE_PINCH_UPDATE +128.15s 3 -1.64/ 2.08 (-4.43/ 5.62 unaccelerated) 1.40 @ -0.14
* ^ ^ ^ ^ ^ ^ ^
* fingers dx dy udx udy radius omega

8
lib/gesture/swipe_gesture.regex.cpp
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@ -19,12 +19,14 @@ 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"
namespace comfortable_swipe::gesture
{
/**
* Regex pattern for the libinput entry for start of swipe.
* Extracts one match for the number of fingers used during the swipe.
*
*
* eg. event15 GESTURE_SWIPE_BEGIN +34.33s 3
* ^
* fingers
@ -41,7 +43,7 @@ namespace comfortable_swipe::gesture
/**
* Regex pattern for the libinput entry for the end of swipe.
* Extracts one match for the number of fingers used during the swipe.
*
*
* eg. event15 GESTURE_SWIPE_END +35.03s 3
* ^
* fingers
@ -64,7 +66,7 @@ namespace comfortable_swipe::gesture
/**
* Regex pattern for the libinput entry for during a swipe.
* Extracts number of fingers used and the speed (normal and accelerated) of the swipe.
*
*
* eg. event15 GESTURE_SWIPE_UPDATE +34.70s 3 -0.12/ 4.99 (-0.33/13.50 unaccelerated)
* ^ ^ ^ ^ ^
* fingers dx dy udx udy

1
lib/index.hpp
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@ -36,6 +36,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "gesture/xdo_gesture.h"
#include "gesture/swipe_gesture.h"
#include "gesture/pinch_gesture.h"
extern "C"
{
namespace comfortable_swipe

18
lib/service/buffer.cpp
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@ -46,15 +46,23 @@ namespace comfortable_swipe::service
config["down4"].c_str()
);
comfortable_swipe::gesture::pinch_gesture pinch_gesture_handler
(
config.count("threshold") ? std::stof(config["threshold"]) : 0.0,
config["pinch_in3"].c_str(),
config["pinch_in4"].c_str(),
config["pinch_out3"].c_str(),
config["pinch_out4"].c_str()
);
// prepare data containers
static const int MAX_LINE_LENGTH = 256;
static char data[MAX_LINE_LENGTH];
std::array<char, 256> line;
// start reading lines from input one by one
while (fgets_unlocked(data, MAX_LINE_LENGTH, stdin) != NULL)
while (fgets_unlocked(line.data(), line.size(), stdin) != NULL)
{
// attempt to parse swipe gestures
swipe_gesture_handler.parse_line(data);
swipe_gesture_handler.parse_line(line.data()) ||
pinch_gesture_handler.parse_line(line.data());
}
}
}