touchhandler: Remove LVGL dependency

Move LVGL specific code to the LittleVgl class

1 files changed, 25 insertions, 6 deletions

diff --git a/src/displayapp/LittleVgl.cpp b/src/displayapp/LittleVgl.cpp
index cc1223fb..1326c566 100644
--- a/src/displayapp/LittleVgl.cpp
+++ b/src/displayapp/LittleVgl.cpp
@@ -179,15 +179,34 @@ void LittleVgl::FlushDisplay(const lv_area_t* area, lv_color_t* color_p) {
   lv_disp_flush_ready(&disp_drv);
 }
 
-void LittleVgl::SetNewTouchPoint(uint16_t x, uint16_t y, bool contact) {
-  tap_x = x;
-  tap_y = y;
-  tapped = contact;
+void LittleVgl::SetNewTouchPoint(int16_t x, int16_t y, bool contact) {
+  if (contact) {
+    if (!isCancelled) {
+      touchPoint = {x, y};
+      tapped = true;
+    }
+  } else {
+    if (isCancelled) {
+      touchPoint = {-1, -1};
+      tapped = false;
+      isCancelled = false;
+    } else {
+      touchPoint = {x, y};
+      tapped = false;
+    }
+  }
+}
+
+void LittleVgl::CancelTap() {
+  if (tapped) {
+    isCancelled = true;
+    touchPoint = {-1, -1};
+  }
 }
 
 bool LittleVgl::GetTouchPadInfo(lv_indev_data_t* ptr) {
-  ptr->point.x = tap_x;
-  ptr->point.y = tap_y;
+  ptr->point.x = touchPoint.x;
+  ptr->point.y = touchPoint.y;
   if (tapped) {
     ptr->state = LV_INDEV_STATE_PR;
   } else {