6 files changed, 18 insertions, 4 deletions
diff --git a/components/gui/include/rtgui/dc.h b/components/gui/include/rtgui/dc.h
index 20350cfe89..3dddbbff2a 100644
--- a/components/gui/include/rtgui/dc.h
+++ b/components/gui/include/rtgui/dc.h
@@ -121,6 +121,8 @@ struct rtgui_dc_buffer
     struct rtgui_image_item *image_item;
 #endif
 
+	/* pixel alpha */
+    rt_uint8_t pixel_alpha;
     /* pixel data */
     rt_uint8_t *pixel;
 };
@@ -138,6 +140,7 @@ struct rtgui_dc *rtgui_img_dc_create_pixformat(rt_uint8_t pixel_format, rt_uint8
     struct rtgui_image_item *image_item);
 #endif
 struct rtgui_dc *rtgui_dc_buffer_create_from_dc(struct rtgui_dc* dc);
+void rtgui_dc_buffer_set_alpha(struct rtgui_dc* dc, rt_uint8_t pixel_alpha);
 
 /* create a widget dc */
 struct rtgui_dc *rtgui_dc_widget_create(struct rtgui_widget * owner);
diff --git a/components/gui/include/rtgui/event.h b/components/gui/include/rtgui/event.h
index 5ab3e679ca..1113da10ad 100644
--- a/components/gui/include/rtgui/event.h
+++ b/components/gui/include/rtgui/event.h
@@ -329,6 +329,7 @@ enum rtgui_gesture_type
     RTGUI_GESTURE_PINCH     = 0x0002,
     RTGUI_GESTURE_DRAG      = 0x0004,
     RTGUI_GESTURE_LONGPRESS = 0x0008,
+	RTGUI_GESTURE_DRAGGED   = 0x0001 | 0x0004 | 0x0008,
     /* PINCH, DRAG finished. */
     RTGUI_GESTURE_FINISH    = 0x8000,
     /* The corresponding gesture should be canceled. */
diff --git a/components/gui/include/rtgui/font_freetype.h b/components/gui/include/rtgui/font_freetype.h
index 64766e37ad..18c85edaf1 100644
--- a/components/gui/include/rtgui/font_freetype.h
+++ b/components/gui/include/rtgui/font_freetype.h
@@ -27,6 +27,7 @@
 
 #include <rtgui/dc.h>
 #include <rtgui/font.h>
+#include <rtgui/filerw.h>
 
 #ifdef __cplusplus
 extern "C" {
diff --git a/components/gui/include/rtgui/region.h b/components/gui/include/rtgui/region.h
index ef70528d88..dac35ce50d 100644
--- a/components/gui/include/rtgui/region.h
+++ b/components/gui/include/rtgui/region.h
@@ -99,9 +99,9 @@ int rtgui_region_is_flat(rtgui_region_t *region);
 /* rect functions */
 extern rtgui_rect_t rtgui_empty_rect;
 
-void rtgui_rect_moveto(rtgui_rect_t *rect, int x, int y);
-void rtgui_rect_moveto_point(rtgui_rect_t *rect, int x, int y);
-void rtgui_rect_moveto_align(const rtgui_rect_t *rect, rtgui_rect_t *to, int align);
+void rtgui_rect_move(rtgui_rect_t *rect, int x, int y);
+void rtgui_rect_move_to_point(rtgui_rect_t *rect, int x, int y);
+void rtgui_rect_move_to_align(const rtgui_rect_t *rect, rtgui_rect_t *to, int align);
 void rtgui_rect_inflate(rtgui_rect_t *rect, int d);
 void rtgui_rect_intersect(rtgui_rect_t *src, rtgui_rect_t *dest);
 int  rtgui_rect_contains_point(const rtgui_rect_t *rect, int x, int y);
diff --git a/components/gui/include/rtgui/rtgui.h b/components/gui/include/rtgui/rtgui.h
index 2ee2503c53..8f8fecb086 100644
--- a/components/gui/include/rtgui/rtgui.h
+++ b/components/gui/include/rtgui/rtgui.h
@@ -158,6 +158,7 @@ enum RTGUI_ALIGN
     RTGUI_ALIGN_CENTER              = RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL,
     RTGUI_ALIGN_EXPAND              = 0x10,
     RTGUI_ALIGN_STRETCH             = 0x20,
+    RTGUI_ALIGN_TTF_SIZE			= 0x40,
 };
 
 enum RTGUI_TEXTSTYLE
@@ -172,7 +173,7 @@ enum RTGUI_MODAL_CODE
 {
     RTGUI_MODAL_OK,
     RTGUI_MODAL_CANCEL,
-    RTGUI_MODAL_MAX = 0xFFFF,
+    RTGUI_MODAL_MAX = 0xFFFFFFFF,
 };
 typedef enum RTGUI_MODAL_CODE rtgui_modal_code_t;
 
diff --git a/components/gui/include/rtgui/widgets/window.h b/components/gui/include/rtgui/widgets/window.h
index 3623426296..d9a0d2447b 100644
--- a/components/gui/include/rtgui/widgets/window.h
+++ b/components/gui/include/rtgui/widgets/window.h
@@ -88,6 +88,9 @@ struct rtgui_win
     /* inherit from container */
     rtgui_container_t parent;
 
+	/* update count */
+	rt_base_t update;
+
     /* drawing count */
     rt_base_t drawing;
     struct rtgui_rect drawing_rect;
@@ -137,6 +140,11 @@ struct rtgui_win
 
     /* Private data. */
     rt_base_t (*_do_show)(struct rtgui_win *win);
+	
+	/* app ref_count */
+	rt_uint16_t app_ref_count;
+	/* win magic flag, magic value is 0xA5A55A5A */
+	rt_uint32_t	magic;
 };
 
 rtgui_win_t *rtgui_win_create(struct rtgui_win *parent_window, const char *title,