fix(examples) fix MicroPython examples and run the examples with CI (#2339)

* Fixes to micropython examples

Added missing images and fonts under 'assets'. Since .bin is in gitignore, renamed fonts to .fnt

* Update build_micropython workflow

Build the unix port dev variant and run tests.

See: https://github.com/lvgl/lv_binding_micropython/issues/151

examples/widgets/bar/lv_example_bar_4.py

@@ -3,7 +3,7 @@
 #
 def get_icon(filename,xres,yres):
     try:
-        sdl_filename = "../../assets/" + filename + "_" + str(xres) + "x" + str(yres) + "_argb8888.bin"
+        sdl_filename = "../../assets/" + filename + "_" + str(xres) + "x" + str(yres) + "_argb8888.fnt"
         print("file name: ", sdl_filename)
         with open(sdl_filename,'rb') as f:
             icon_data = f.read()

examples/widgets/img/lv_example_img_3.py

@@ -55,7 +55,7 @@ a2.set_custom_exec_cb(lambda a,val: set_zoom(img,val))
 a2.set_values(128, 256)
 a2.set_time(5000)
 a2.set_playback_time(3000)
-a2.set_repeat_count(LV_ANIM_REPEAT_INFINITE)
+a2.set_repeat_count(lv.ANIM_REPEAT.INFINITE)
 lv.anim_t.start(a2)
 
 

examples/widgets/label/lv_example_label_3.py

@@ -13,7 +13,7 @@ fs_driver.fs_register(fs_drv, 'S')
 try:
     ltr_label.set_style_text_font(ltr_label, lv.font_montserrat_16, 0)
 except:
-    font_montserrat_16 = lv.font_load("S:../../assets/font/montserrat-16.bin")
+    font_montserrat_16 = lv.font_load("S:../../assets/font/montserrat-16.fnt")
     ltr_label.set_style_text_font(font_montserrat_16, 0)
     
 ltr_label.set_width(310)
@@ -26,7 +26,7 @@ rtl_label.set_style_text_font(lv.font_dejavu_16_persian_hebrew, 0)
 rtl_label.set_width(310)
 rtl_label.align(lv.ALIGN.LEFT_MID, 5, 0)
 
-font_simsun_16_cjk = lv.font_load("S:../../assets/font/lv_font_simsun_16_cjk.bin")
+font_simsun_16_cjk = lv.font_load("S:../../assets/font/lv_font_simsun_16_cjk.fnt")
 
 cz_label = lv.label(lv.scr_act())
 cz_label.set_style_text_font(font_simsun_16_cjk, 0)

examples/widgets/list/lv_example_list_1.py

@@ -35,6 +35,6 @@ btn_battery.add_event_cb(event_handler,lv.EVENT.ALL, None)
 list1.add_text("Exit")
 btn_apply = list1.add_btn(lv.SYMBOL.OK, "Apply")
 btn_apply.add_event_cb(event_handler,lv.EVENT.ALL, None)
-btn_close = list1.add_btn(LV_SYMBOL.CLOSE, "Close")
+btn_close = list1.add_btn(lv.SYMBOL.CLOSE, "Close")
 btn_close.add_event_cb(event_handler,lv.EVENT.ALL, None)
 

examples/widgets/list/test.py

@@ -38,6 +38,6 @@ btn_battery.add_event_cb(event_handler,lv.EVENT.ALL, None)
 list1.add_text("Exit")
 btn_apply = list1.add_btn(lv.SYMBOL.OK, "Apply")
 btn_apply.add_event_cb(event_handler,lv.EVENT.ALL, None)
-btn_close = list1.add_btn(LV_SYMBOL.CLOSE, "Close")
+btn_close = list1.add_btn(lv.SYMBOL.CLOSE, "Close")
 btn_close.add_event_cb(event_handler,lv.EVENT.ALL, None)
 

examples/widgets/meter/lv_example_meter_2.py

@@ -61,7 +61,7 @@ a3.set_repeat_delay(100)
 a3.set_playback_delay(100)
 a3.set_playback_time(2000)
 a3.set_var(indic3)
-a3.set_repeat_count(LV_ANIM_REPEAT_INFINITE)
+a3.set_repeat_count(lv.ANIM_REPEAT.INFINITE)
 a3.set_custom_exec_cb(lambda a,val: set_value(indic3,val))
 lv.anim_t.start(a3)
 

examples/widgets/meter/lv_example_meter_4.py

@@ -27,6 +27,6 @@ meter.set_indicator_start_value(indic2, 40)  # Start from the previous
 meter.set_indicator_end_value(indic2, 80)
 
 indic3 = meter.add_arc(scale, indic_w, lv.palette_main(lv.PALETTE.DEEP_ORANGE), 0)
-meter_set_indicator_start_value(indic3, 80)  # Start from the previous
-meter_set_indicator_end_value(indic3, 100)
+meter.set_indicator_start_value(indic3, 80)  # Start from the previous
+meter.set_indicator_end_value(indic3, 100)
 

examples/widgets/roller/lv_example_roller_2.py

@@ -22,7 +22,7 @@ except:
     fs_drv = lv.fs_drv_t()
     fs_driver.fs_register(fs_drv, 'S')
     print("montserrat-22 not enabled in lv_conf.h, dynamically loading the font")
-    font_montserrat_22 = lv.font_load("S:" + "../../assets/font/montserrat-22.bin")
+    font_montserrat_22 = lv.font_load("S:" + "../../assets/font/montserrat-22.fnt")
     style_sel.set_text_font(font_montserrat_22)
     
 opts = "\n".join(["1","2","3","4","5","6","7","8","9","10"])

examples/widgets/switch/lv_example_switch_1.py

@@ -23,6 +23,6 @@ sw.add_state(lv.STATE.DISABLED)
 sw.add_event_cb(event_handler, lv.EVENT.ALL, None)
 
 sw = lv.switch(lv.scr_act())
-sw.add_state(STATE.CHECKED | lv.STATE.DISABLED)
+sw.add_state(lv.STATE.CHECKED | lv.STATE.DISABLED)
 sw.add_event_cb(event_handler, lv.EVENT.ALL, None)
 

examples/widgets/table/lv_example_table_1.py

@@ -6,20 +6,20 @@ def draw_part_event_cb(e):
         row = dsc.id //  obj.get_col_cnt()
         col = dsc.id - row * obj.get_col_cnt()
 
-    # Make the texts in the first cell center aligned
-    if row == 0:
-        dsc.label_dsc.align = lv.TEXT_ALIGN.CENTER
-        dsc.rect_dsc.bg_color = lv.palette_main(lv.PALETTE.BLUE).color_mix(dsc.rect_dsc.bg_color, lv.OPA._20)
-        dsc.rect_dsc.bg_opa = lv.OPA.COVER
+        # Make the texts in the first cell center aligned
+        if row == 0:
+            dsc.label_dsc.align = lv.TEXT_ALIGN.CENTER
+            dsc.rect_dsc.bg_color = lv.palette_main(lv.PALETTE.BLUE).color_mix(dsc.rect_dsc.bg_color, lv.OPA._20)
+            dsc.rect_dsc.bg_opa = lv.OPA.COVER
 
-    # In the first column align the texts to the right
-    elif col == 0:
-        dsc.label_dsc.flag = lv.TEXT_ALIGN.RIGHT
+        # In the first column align the texts to the right
+        elif col == 0:
+            dsc.label_dsc.flag = lv.TEXT_ALIGN.RIGHT
 
-    # Make every 2nd row grayish
-    if row != 0 and (row % 2) == 0:
-        dsc.rect_dsc.bg_color = lv.palette_main(lv.PALETTE.GREY).color_mix(dsc.rect_dsc.bg_color, lv.OPA._10)
-        dsc.rect_dsc.bg_opa = lv.OPA.COVER
+        # Make every 2nd row grayish
+        if row != 0 and (row % 2) == 0:
+            dsc.rect_dsc.bg_color = lv.palette_main(lv.PALETTE.GREY).color_mix(dsc.rect_dsc.bg_color, lv.OPA._10)
+            dsc.rect_dsc.bg_opa = lv.OPA.COVER
 
 
 table = lv.table(lv.scr_act())