src/screen_reader_haptic.c

   1 #include <device/haptic.h>
   2 #include "logger.h"
   3 #include "smart_notification.h"
   4
   5 static haptic_device_h handle;
   6 static haptic_effect_h effect_handle;
   7
   8 #define RED  "\x1B[31m"
   9 #define RESET "\033[0m"
  10
  11 /**
  12  * @brief Initializer for haptic module
  13  *
  14  */
  15 void haptic_module_init(void)
  16 {
  17     int num;
  18
  19     if(!device_haptic_get_count(&num))
  20       {
  21          DEBUG(RED"Haptic device received!"RESET);
  22       }
  23     else
  24       {
  25          ERROR("Cannot receive haptic device count");
  26          return;
  27       }
  28
  29     if(!device_haptic_open(0, &handle))
  30       {
  31          DEBUG(RED"Device connected!"RESET);
  32       }
  33     else
  34       {
  35          ERROR("Cannot open haptic device");
  36       }
  37 }
  38
  39 /**
  40  * @brief Disconnect haptic handle
  41  *
  42  */
  43 void haptic_module_disconnect(void)
  44 {
  45     if(!handle)
  46       {
  47          ERROR("Haptic handle lost");
  48          return;
  49       }
  50     if(!device_haptic_close(handle))
  51       {
  52          DEBUG("Haptic disconnected");
  53       }
  54     else
  55       {
  56          ERROR("Haptic close error");
  57       }
  58 }
  59
  60 /**
  61  * @brief Start vibrations
  62  *
  63  */
  64 void haptic_vibrate_start(void)
  65 {
  66     if(!handle)
  67       {
  68          ERROR("Haptic handle lost");
  69          return;
  70       }
  71     if(!device_haptic_vibrate(handle, 1000, 100, &effect_handle))
  72       {
  73          DEBUG(RED"Vibrations started!"RESET);
  74       }
  75     else
  76       {
  77          ERROR("Cannot start vibration");
  78       }
  79 }
  80
  81 /**
  82  * @brief Stop vibrations
  83  *
  84  */
  85 void haptic_vibrate_stop(void)
  86 {
  87     if(!handle)
  88       {
  89          ERROR("Haptic handle lost");
  90          return;
  91       }
  92     if(!device_haptic_stop(handle, &effect_handle))
  93       {
  94          ERROR("Vibrations stopped!");
  95       }
  96     else
  97       {
  98          DEBUG(RED"Cannot stop vibration"RESET);
  99       }
 100 }