update lvgl submodule. add theme example

components/component_conf.mk

@@ -6,7 +6,7 @@
 # LVGL_COMPONENT_PATH ?= $(abspath $(shell pwd)/../)
 
 LVGL_COMPONENT_DIRS += $(LVGL_COMPONENT_PATH)/components
-LVGL_COMPONENT_DIRS += $(LVGL_COMPONENT_DIRS)/components/general
+LVGL_COMPONENT_DIRS += $(LVGL_COMPONENT_PATH)/components/general
 LVGL_COMPONENT_DIRS += $(LVGL_COMPONENT_PATH)/components/spi_devices
 LVGL_COMPONENT_DIRS += $(LVGL_COMPONENT_PATH)/components/i2c_devices
 LVGL_COMPONENT_DIRS += $(LVGL_COMPONENT_PATH)/components/i2c_devices/sensor

components/gdrivers/gdisp/ILI9341/ILI9341_adapter.cpp

@@ -231,7 +231,7 @@ void ex_disp_map(int32_t x1, int32_t y1, int32_t x2, int32_t y2, const lv_color_
     lcd_obj->drawBitmap((int16_t)x1, (int16_t)y1, (const uint16_t *)color_p, (int16_t)(x2 - x1 + 1), (int16_t)(y2 - y1 + 1));
 }
 
-void lvgl_lcd_display_init()
+lv_disp_drv_t lvgl_lcd_display_init()
 {
     /*Initialize LCD*/
     lcd_conf_t lcd_pins = {
@@ -285,6 +285,7 @@ void lvgl_lcd_display_init()
 
     /* Finally register the driver */
     lv_disp_drv_register(&disp_drv);
+    return disp_drv;
 }
 
 #endif /* CONFIG_LVGL_GUI_ENABLE */

components/gdrivers/gdisp/NT35510/NT35510_adapter.cpp

@@ -193,7 +193,7 @@ void ex_disp_map(int32_t x1, int32_t y1, int32_t x2, int32_t y2, const lv_color_
     iot_nt35510_draw_bmp(nt35510_handle, (uint16_t *)color_p, (uint16_t)x1, (uint16_t)y1, (uint16_t)(x2 - x1 + 1), (uint16_t)(y2 - y1 + 1));
 }
 
-void lvgl_lcd_display_init()
+lv_disp_drv_t lvgl_lcd_display_init()
 {
     /*Initialize LCD*/
     i2s_lcd_config_t i2s_lcd_pin_conf = {
@@ -247,6 +247,7 @@ void lvgl_lcd_display_init()
 
     /* Finally register the driver */
     lv_disp_drv_register(&disp_drv);
+    return disp_drv;
 }
 
 #endif /* CONFIG_LVGL_GUI_ENABLE */

components/gdrivers/gdisp/SSD1306/SSD1306_adapter.cpp

@@ -170,7 +170,7 @@ void ex_disp_map(int32_t x1, int32_t y1, int32_t x2, int32_t y2, const lv_color_
     lcd_obj->draw_bitmap((uint8_t)x1, (uint8_t)y1, (uint8_t *)color_p, (uint8_t)(x2 - x1 + 1), (uint8_t)(y2 - y1 + 1));
 }
 
-void lvgl_lcd_display_init()
+lv_disp_drv_t lvgl_lcd_display_init()
 {
     /*Initialize LCD*/
     i2c_bus = new CI2CBus((i2c_port_t)CONFIG_LVGL_LCD_IIC_NUM, (gpio_num_t)CONFIG_LVGL_LCD_SCL_GPIO, (gpio_num_t)CONFIG_LVGL_LCD_SDA_GPIO);
@@ -182,26 +182,6 @@ void lvgl_lcd_display_init()
     lv_disp_drv_t disp_drv;      /*Descriptor of a display driver*/
     lv_disp_drv_init(&disp_drv); /*Basic initialization*/
 
-    // switch(CONFIG_LVGL_DISP_ROTATE){
-    //     default:
-    //     case 0:
-    //         lcd_obj->writeCmd(0x36);
-    //         lcd_obj->writeData(0x00|0x00);
-    //         break;
-    //     case 1:
-    //         lcd_obj->writeCmd(0x36);
-    //         lcd_obj->writeData(0xA0|0x00);
-    //         break;
-    //     case 2:
-    //         lcd_obj->writeCmd(0x36);
-    //         lcd_obj->writeData(0xC0|0x00);
-    //         break;
-    //     case 3:
-    //         lcd_obj->writeCmd(0x36);
-    //         lcd_obj->writeData(0x60|0x00);
-    //         break;
-    // }
-
     /* Set up the functions to access to your display */
     if (LV_VDB_SIZE != 0) {
         disp_drv.disp_flush = ex_disp_flush; /*Used in buffered mode (LV_VDB_SIZE != 0  in lv_conf.h)*/
@@ -212,6 +192,7 @@ void lvgl_lcd_display_init()
 
     /* Finally register the driver */
     lv_disp_drv_register(&disp_drv);
+    return disp_drv;
 }
 
 #endif /* CONFIG_LVGL_GUI_ENABLE */

components/gdrivers/gdisp/ST7789/ST7789_adapter.cpp

@@ -227,7 +227,7 @@ void ex_disp_map(int32_t x1, int32_t y1, int32_t x2, int32_t y2, const lv_color_
     lcd_obj->drawBitmap((int16_t)x1, (int16_t)y1, (const uint16_t *)color_p, (int16_t)(x2 - x1 + 1), (int16_t)(y2 - y1 + 1));
 }
 
-void lvgl_lcd_display_init()
+lv_disp_drv_t lvgl_lcd_display_init()
 {
     /*Initialize LCD*/
     lcd_conf_t lcd_pins = {
@@ -277,6 +277,7 @@ void lvgl_lcd_display_init()
 
     /* Finally register the driver */
     lv_disp_drv_register(&disp_drv);
+    return disp_drv;
 }
 
 #endif /* CONFIG_LVGL_GUI_ENABLE */

components/gdrivers/ginput/FT5X06/lvgl_indev_adapter.c

@@ -29,9 +29,11 @@
 #include "iot_i2c_bus.h"
 
 /* lvgl includes */
-#include "lvgl_indev_config.h"
 #include "iot_lvgl.h"
 
+/* lvgl calibration includes */
+#include "lv_calibration.h"
+
 /* FT5x06 Include */
 #include "FT5x06.h"
 
@@ -59,35 +61,44 @@ static uint16_t read_word(uint8_t reg)
 }
 
 /*Function pointer to read data. Return 'true' if there is still data to be read (buffered)*/
-bool ex_tp_read(lv_indev_data_t *data)
+static bool ex_tp_read(lv_indev_data_t *data)
 {
-    int16_t t;
+    static lv_coord_t x = 0xFFFF, y = 0xFFFF;
     data->state = LV_INDEV_STATE_REL;
+    // please be sure that your touch driver every time return old (last clcked) value. 
+    data->point.x = x;
+    data->point.y = y;
     // Only take a reading if we are touched.
     if ((read_byte(FT5x06_TOUCH_POINTS) & 0x07)) {
 
         /* Get the X, Y, values */
-        data->point.x = (int16_t)(read_word(FT5x06_TOUCH1_XH) & 0x0fff);
-        data->point.y = (int16_t)read_word(FT5x06_TOUCH1_YH);
+        data->point.x = (lv_coord_t)(read_word(FT5x06_TOUCH1_XH) & 0x0fff);
+        data->point.y = (lv_coord_t)read_word(FT5x06_TOUCH1_YH);
         data->state = LV_INDEV_STATE_PR;
 
-        // Rescale X,Y if we are using self-calibration
-
-#ifdef CONFIG_LVGL_DISP_ROTATE_0
-        data->point.x = data->point.x;
-        data->point.y = data->point.y;
-#elif defined(CONFIG_LVGL_DISP_ROTATE_90)
-        t = data->point.x;
-        data->point.x = LV_HOR_RES - 1 - data->point.y;
-        data->point.y = t;
-#elif defined(CONFIG_LVGL_DISP_ROTATE_180)
-        data->point.x = LV_HOR_RES - 1 - data->point.x;
-        data->point.y = LV_VER_RES - 1 - data->point.y;
-#elif defined(CONFIG_LVGL_DISP_ROTATE_270)
-        t = data->point.y;
-        data->point.y = LV_VER_RES - 1 - data->point.x;
-        data->point.x = t;
-#endif
+        // Apply calibration, rotation
+        // Transform the co-ordinates
+        if (lvgl_calibration_transform(&(data->point))) {
+            lv_coord_t t;
+            // Rescale X,Y if we are using self-calibration
+            #ifdef CONFIG_LVGL_DISP_ROTATE_0
+                data->point.x = data->point.x;
+                data->point.y = data->point.y;
+            #elif defined(CONFIG_LVGL_DISP_ROTATE_90)
+                t = data->point.x;
+                data->point.x = LV_HOR_RES - 1 - data->point.y;
+                data->point.y = t;
+            #elif defined(CONFIG_LVGL_DISP_ROTATE_180)
+                data->point.x = LV_HOR_RES - 1 - data->point.x;
+                data->point.y = LV_VER_RES - 1 - data->point.y;
+            #elif defined(CONFIG_LVGL_DISP_ROTATE_270)
+                t = data->point.y;
+                data->point.y = LV_VER_RES - 1 - data->point.x;
+                data->point.x = t;
+            #endif
+            x = data->point.x;
+            y = data->point.y;
+        }
     }
     return false;
 }

components/gdrivers/ginput/XPT2046/XPT2046_adapter.cpp

@@ -78,118 +78,43 @@ int board_touch_get_position(int port)
 /* lvgl include */
 #include "lvgl_indev_config.h"
 
-static const char *TAG = "TOUCH_SCREEN";
-
-//calibration parameters
-float xFactor, yFactor;
-int _offset_x, _offset_y;
-int m_width, m_height;
-// #define NEED_CALI
-
-void touch_calibration(int width, int height, int rotation)
-{
-    uint16_t px[2], py[2], xPot[4], yPot[4];
-
-    m_width = width;
-    m_height = height;
-
-    ESP_LOGD(TAG, "please input top-left button...");
-
-    while (!xpt->is_pressed()) {
-        vTaskDelay(50 / portTICK_RATE_MS);
-    };
-    xPot[0] = xpt->get_raw_position().x;
-    yPot[0] = xpt->get_raw_position().y;
-    ESP_LOGD(TAG, "X:%d; Y:%d.", xPot[0], yPot[0]);
-
-    vTaskDelay(500 / portTICK_RATE_MS);
-    ESP_LOGD(TAG, "please input top-right button...");
-
-    while (!xpt->is_pressed()) {
-        vTaskDelay(50 / portTICK_RATE_MS);
-    };
-    xPot[1] = xpt->get_raw_position().x;
-    yPot[1] = xpt->get_raw_position().y;
-    ESP_LOGD(TAG, "X:%d; Y:%d.", xPot[1], yPot[1]);
-
-    vTaskDelay(500 / portTICK_RATE_MS);
-    ESP_LOGD(TAG, "please input bottom-right button...");
-
-    while (!xpt->is_pressed()) {
-        vTaskDelay(50 / portTICK_RATE_MS);
-    };
-    xPot[2] = xpt->get_raw_position().x;
-    yPot[2] = xpt->get_raw_position().y;
-    ESP_LOGD(TAG, "X:%d; Y:%d.", xPot[2], yPot[2]);
-
-    vTaskDelay(500 / portTICK_RATE_MS);
-    ESP_LOGD(TAG, "please input bottom-left button...");
-
-    while (!xpt->is_pressed()) {
-        vTaskDelay(50 / portTICK_RATE_MS);
-    };
-    xPot[3] = xpt->get_raw_position().x;
-    yPot[3] = xpt->get_raw_position().y;
-    ESP_LOGD(TAG, "X:%d; Y:%d.", xPot[3], yPot[3]);
-
-    px[0] = (xPot[0] + xPot[1]) / 2;
-    py[0] = (yPot[0] + yPot[3]) / 2;
-
-    px[1] = (xPot[2] + xPot[3]) / 2;
-    py[1] = (yPot[2] + yPot[1]) / 2;
-    ESP_LOGD(TAG, "X:%d; Y:%d.", px[0], py[0]);
-    ESP_LOGD(TAG, "X:%d; Y:%d.", px[1], py[1]);
-
-    xFactor = (float)m_height / (px[1] - px[0]);
-    yFactor = (float)m_width / (py[1] - py[0]);
-
-    _offset_x = (int16_t)m_height - ((float)px[1] * xFactor);
-    _offset_y = (int16_t)m_width - ((float)py[1] * yFactor);
-
-    ESP_LOGD(TAG, "xFactor:%f, yFactor:%f, Offset X:%d; Y:%d.", xFactor, yFactor, _offset_x, _offset_y);
-}
-
-position get_screen_position(position pos)
-{
-    position m_pos;
-    int x = _offset_x + pos.x * xFactor;
-    int y = _offset_y + pos.y * yFactor;
-
-    if (x > m_height) {
-        x = m_height;
-    } else if (x < 0) {
-        x = 0;
-    }
-    if (y > m_width) {
-        y = m_width;
-    } else if (y < 0) {
-        y = 0;
-    }
-
-#ifdef CONFIG_LVGL_DISP_ROTATE_0
-    m_pos.x = LV_HOR_RES - x;
-    m_pos.y = y;
-#elif defined(CONFIG_LVGL_DISP_ROTATE_90)
-    m_pos.x = LV_HOR_RES - y;
-    m_pos.y = LV_VER_RES - x;
-#elif defined(CONFIG_LVGL_DISP_ROTATE_180)
-    m_pos.x = x;
-    m_pos.y = LV_VER_RES - y;
-#elif defined(CONFIG_LVGL_DISP_ROTATE_270)
-    m_pos.x = y;
-    m_pos.y = x;
-#endif
-
-    return m_pos;
-}
-
 /*Function pointer to read data. Return 'true' if there is still data to be read (buffered)*/
-bool ex_tp_read(lv_indev_data_t *data)
+static bool ex_tp_read(lv_indev_data_t *data)
 {
-    data->state = xpt->is_pressed() ? LV_INDEV_STATE_PR : LV_INDEV_STATE_REL;
-    position pos = get_screen_position(xpt->get_raw_position());
-    data->point.x = pos.x;
-    data->point.y = pos.y;
+    static lv_coord_t x = 0xFFFF, y = 0xFFFF;
+    data->state = LV_INDEV_STATE_REL;
+    // please be sure that your touch driver every time return old (last clcked) value. 
+    data->point.x = x;
+    data->point.y = y;
+    if (xpt->is_pressed()) {
+        position pos = xpt->get_raw_position();
+        data->point.x = pos.x;
+        data->point.y = pos.y;
+        data->state = LV_INDEV_STATE_PR;
+        // Apply calibration, rotation
+        // Transform the co-ordinates
+        if (lvgl_calibration_transform(&(data->point))) {
+            lv_coord_t t;
+            // Rescale X,Y if we are using self-calibration
+            #ifdef CONFIG_LVGL_DISP_ROTATE_0
+                data->point.x = data->point.x;
+                data->point.y = data->point.y;
+            #elif defined(CONFIG_LVGL_DISP_ROTATE_90)
+                t = data->point.x;
+                data->point.x = LV_HOR_RES - 1 - data->point.y;
+                data->point.y = t;
+            #elif defined(CONFIG_LVGL_DISP_ROTATE_180)
+                data->point.x = LV_HOR_RES - 1 - data->point.x;
+                data->point.y = LV_VER_RES - 1 - data->point.y;
+            #elif defined(CONFIG_LVGL_DISP_ROTATE_270)
+                t = data->point.y;
+                data->point.y = LV_VER_RES - 1 - data->point.x;
+                data->point.x = t;
+            #endif
+            x = data->point.x;
+            y = data->point.y;
+        }
+    }
     return false;
 }
 
@@ -211,16 +136,6 @@ lv_indev_drv_t lvgl_indev_init()
     if (xpt == NULL) {
         xpt = new CTouchAdapter(&xpt_conf, 0);
     }
-#ifdef NEED_CALI
-    touch_calibration(320, 240, 1);
-#else
-    xFactor = 0.070651;
-    yFactor = 0.089435;
-    _offset_x = -17;
-    _offset_y = -26;
-    m_width = 320;
-    m_height = 240;
-#endif
 
     lv_indev_drv_t indev_drv;               /*Descriptor of an input device driver*/
     lv_indev_drv_init(&indev_drv);          /*Basic initialization*/

components/gdrivers/include/lvgl_disp_config.h

@@ -12,7 +12,7 @@ extern "C"
 /**
  * @brief Initialize display
  */
-void lvgl_lcd_display_init();
+lv_disp_drv_t lvgl_lcd_display_init();
 
 #ifdef __cplusplus
 }

components/lvgl_gui/component.mk

@@ -16,7 +16,7 @@ COMPONENT_SRCDIRS := . \
     $(LVGLLIB)/lv_draw \
     $(LVGLLIB)/lv_hal \
     $(LVGLLIB)/lv_misc \
-    $(LVGLLIB)/lv_misc/lv_fonts \
+    $(LVGLLIB)/lv_fonts \
     $(LVGLLIB)/lv_objx \
     $(LVGLLIB)/lv_themes \
 
@@ -27,7 +27,7 @@ COMPONENT_ADD_INCLUDEDIRS := . \
     $(LVGLLIB)/lv_draw \
     $(LVGLLIB)/lv_hal \
     $(LVGLLIB)/lv_misc \
-    $(LVGLLIB)/lv_misc/lv_fonts \
+    $(LVGLLIB)/lv_fonts \
     $(LVGLLIB)/lv_objx \
     $(LVGLLIB)/lv_themes \
 
@@ -38,7 +38,7 @@ COMPONENT_PRIV_INCLUDEDIRS +=  . \
     $(LVGLLIB)/lv_draw \
     $(LVGLLIB)/lv_hal \
     $(LVGLLIB)/lv_misc \
-    $(LVGLLIB)/lv_misc/lv_fonts \
+    $(LVGLLIB)/lv_fonts \
     $(LVGLLIB)/lv_objx \
     $(LVGLLIB)/lv_themes \