From 48afc495ab04a9221e52a07eb603f5e56d729a9b Mon Sep 17 00:00:00 2001
From: Riku Isokoski <riksu9000@gmail.com>
Date: Fri, 24 Feb 2023 18:11:26 +0200
Subject: [PATCH] Apply InfiniTime LittleVgl changes

---
 sim/displayapp/LittleVgl.cpp | 32 ++++++++++++++++++++++++++------
 sim/displayapp/LittleVgl.h   |  7 ++++---
 2 files changed, 30 insertions(+), 9 deletions(-)

diff --git a/sim/displayapp/LittleVgl.cpp b/sim/displayapp/LittleVgl.cpp
index dca7b15..c46284e 100644
--- a/sim/displayapp/LittleVgl.cpp
+++ b/sim/displayapp/LittleVgl.cpp
@@ -268,15 +268,35 @@ void LittleVgl::FlushDisplay(const lv_area_t* area, lv_color_t* color_p) {
   vTaskDelay(pdMS_TO_TICKS(3));
 }
 
-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 {
diff --git a/sim/displayapp/LittleVgl.h b/sim/displayapp/LittleVgl.h
index 4582616..4647534 100644
--- a/sim/displayapp/LittleVgl.h
+++ b/sim/displayapp/LittleVgl.h
@@ -24,7 +24,8 @@ namespace Pinetime {
       void FlushDisplay(const lv_area_t* area, lv_color_t* color_p);
       bool GetTouchPadInfo(lv_indev_data_t* ptr);
       void SetFullRefresh(FullRefreshDirections direction);
-      void SetNewTouchPoint(uint16_t x, uint16_t y, bool contact);
+      void SetNewTouchPoint(int16_t x, int16_t y, bool contact);
+      void CancelTap();
 
       bool GetFullRefresh() {
         bool returnValue = fullRefresh;
@@ -59,9 +60,9 @@ namespace Pinetime {
       uint16_t writeOffset = 0;
       uint16_t scrollOffset = 0;
 
-      uint16_t tap_x = 0;
-      uint16_t tap_y = 0;
+      lv_point_t touchPoint = {};
       bool tapped = false;
+      bool isCancelled = false;
     };
   }
 }