1 files changed, 96 insertions, 0 deletions
diff --git a/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/samples/littlevgl/vgl-native-ui-app/lv-drivers/indev/mouse.c b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/samples/littlevgl/vgl-native-ui-app/lv-drivers/indev/mouse.c
new file mode 100644
index 000000000..848b2eca2
--- /dev/null
+++ b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/samples/littlevgl/vgl-native-ui-app/lv-drivers/indev/mouse.c
@@ -0,0 +1,96 @@
+/**
+ * @file mouse.c
+ *
+ */
+
+/*********************
+ *      INCLUDES
+ *********************/
+#include "mouse.h"
+#if USE_MOUSE != 0
+
+/*********************
+ *      DEFINES
+ *********************/
+#ifndef MONITOR_ZOOM
+#define MONITOR_ZOOM 1
+#endif
+
+/**********************
+ *      TYPEDEFS
+ **********************/
+
+/**********************
+ *  STATIC PROTOTYPES
+ **********************/
+
+/**********************
+ *  STATIC VARIABLES
+ **********************/
+static bool left_button_down = false;
+static int16_t last_x = 0;
+static int16_t last_y = 0;
+
+/**********************
+ *      MACROS
+ **********************/
+
+/**********************
+ *   GLOBAL FUNCTIONS
+ **********************/
+
+/**
+ * Initialize the mouse
+ */
+void
+mouse_init(void)
+{}
+
+/**
+ * Get the current position and state of the mouse
+ * @param data store the mouse data here
+ * @return false: because the points are not buffered, so no more data to be
+ * read
+ */
+bool
+mouse_read(lv_indev_data_t *data)
+{
+    /*Store the collected data*/
+    data->point.x = last_x;
+    data->point.y = last_y;
+    data->state = left_button_down ? LV_INDEV_STATE_PR : LV_INDEV_STATE_REL;
+
+    return false;
+}
+
+/**
+ * It will be called from the main SDL thread
+ */
+void
+mouse_handler(SDL_Event *event)
+{
+    switch (event->type) {
+        case SDL_MOUSEBUTTONUP:
+            if (event->button.button == SDL_BUTTON_LEFT)
+                left_button_down = false;
+            break;
+        case SDL_MOUSEBUTTONDOWN:
+            if (event->button.button == SDL_BUTTON_LEFT) {
+                left_button_down = true;
+                last_x = event->motion.x / MONITOR_ZOOM;
+                last_y = event->motion.y / MONITOR_ZOOM;
+            }
+            break;
+        case SDL_MOUSEMOTION:
+            last_x = event->motion.x / MONITOR_ZOOM;
+            last_y = event->motion.y / MONITOR_ZOOM;
+
+            break;
+    }
+}
+
+/**********************
+ *   STATIC FUNCTIONS
+ **********************/
+
+#endif