add draw byte routine.

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@348 bbd45198-f89e-11dd-88c7-29a3b14d5316

rtgui/common/dc.c

@@ -226,6 +226,23 @@ void rtgui_dc_draw_text (struct rtgui_dc* dc, const rt_uint8_t* text, struct rtg
 #endif
 }
 
+void rtgui_dc_draw_byte(struct rtgui_dc*dc, int x, int y, int h, rt_uint8_t* data)
+{
+	int i, k;
+
+	/* draw word */
+	for (i=0; i < h; i ++)
+	{
+		for (k=0; k < 8; k++)
+		{
+			if (((data[i] >> (7-k)) & 0x01) != 0)
+			{
+				rtgui_dc_draw_point(dc, x + k, y + i);
+			}
+		}
+	}
+}
+
 void rtgui_dc_set_color(struct rtgui_dc* dc, rtgui_color_t color)
 {
 	if (dc != RT_NULL)

rtgui/common/rtgui_theme.c

@@ -312,7 +312,7 @@ void rtgui_theme_draw_button(rtgui_button_t* btn)
 	/* draw button */
 	struct rtgui_dc* dc;
 	struct rtgui_rect rect;
-	rtgui_color_t fc;
+	rtgui_color_t bc, fc;
 
 	/* begin drawing */
 	dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(btn));
@@ -322,13 +322,14 @@ void rtgui_theme_draw_button(rtgui_button_t* btn)
 	rtgui_widget_get_rect(RTGUI_WIDGET(btn), &rect);
 
 	/* get foreground color */
+	bc = RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(btn));
 	fc = RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn));
 
-	/* fill button rect with background color */
-	rtgui_dc_fill_rect(dc, &rect);
-
 	if (btn->flag & RTGUI_BUTTON_TYPE_PUSH && btn->flag & RTGUI_BUTTON_FLAG_PRESS)
 	{
+		/* fill button rect with background color */
+		rtgui_dc_fill_rect(dc, &rect);
+
 		/* draw border */
 		RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)) = RTGUI_RGB(64, 64, 64);
 		rtgui_dc_draw_hline(dc, rect.x1, rect.x2, rect.y1);
@@ -367,6 +368,10 @@ void rtgui_theme_draw_button(rtgui_button_t* btn)
 		}
 		else
 		{
+			/* fill button rect with background color */
+			RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(btn)) = RTGUI_RGB(0xff, 0xff, 0xff);
+			rtgui_dc_fill_rect(dc, &rect);
+
 			/* draw border */
 			RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(0, 0, 0);
 			rtgui_dc_draw_rect(dc, &rect);
@@ -390,6 +395,9 @@ void rtgui_theme_draw_button(rtgui_button_t* btn)
 		}
 		else
 		{
+			/* fill button rect with background color */
+			rtgui_dc_fill_rect(dc, &rect);
+
 			/* draw border */
 			RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(255, 255, 255);
 			rtgui_dc_draw_hline(dc, rect.x1, rect.x2, rect.y1);
@@ -406,6 +414,7 @@ void rtgui_theme_draw_button(rtgui_button_t* btn)
 	}
 
 	/* set forecolor */
+	RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(btn)) = bc;
 	RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)) = fc;
 
 	if (btn->pressed_image == RT_NULL)

rtgui/include/rtgui/dc.h

@@ -107,6 +107,7 @@ void rtgui_dc_draw_rect (struct rtgui_dc* dc, struct rtgui_rect* rect);
 void rtgui_dc_draw_round_rect(struct rtgui_dc* dc, struct rtgui_rect* rect);
 
 void rtgui_dc_draw_text (struct rtgui_dc* dc, const rt_uint8_t* text, struct rtgui_rect* rect);
+void rtgui_dc_draw_byte(struct rtgui_dc*dc, int x, int y, int h, rt_uint8_t* data);
 
 void rtgui_dc_draw_border(struct rtgui_dc* dc, rtgui_rect_t* rect, int flag);
 void rtgui_dc_draw_horizontal_line(struct rtgui_dc* dc, int x1, int x2, int y);