X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=mware%2Fmenu.c;h=9c1149dbded7043611bc52e3276561e81a86599d;hb=6b2099c56772961182353617a8d4b839f6a1a6db;hp=8fdbcb136b4276214db6b257db369f6b408e9b68;hpb=492c82095f185078d3c11f2c61ab72da4953b374;p=bertos.git

diff --git a/mware/menu.c b/mware/menu.c
index 8fdbcb13..9c1149db 100755
--- a/mware/menu.c
+++ b/mware/menu.c
@@ -1,7 +1,7 @@
 /*!
  * \file
  * <!--
- * Copyright 2003, 2004 Develer S.r.l. (http://www.develer.com/)
+ * Copyright 2003, 2004, 2006 Develer S.r.l. (http://www.develer.com/)
  * Copyright 2000 Bernardo Innocenti <bernie@codewiz.org>
  * All Rights Reserved.
  * -->
@@ -16,6 +16,12 @@
 
 /*#*
  *#* $Log$
+ *#* Revision 1.7  2006/04/27 05:39:24  bernie
+ *#* Enhance text rendering to arbitrary x,y coords.
+ *#*
+ *#* Revision 1.6  2006/04/11 00:07:32  bernie
+ *#* Implemenent MF_SAVESEL flag.
+ *#*
  *#* Revision 1.5  2006/03/22 09:49:51  bernie
  *#* Simplifications from project_grl.
  *#*
@@ -88,6 +94,10 @@
 #include <avr/pgmspace.h> /* strncpy_P() */
 #endif
 
+#if CONFIG_MENU_SMOOTH
+#include <drv/lcd_gfx.h>
+#endif
+
 #if CONFIG_MENU_MENUBAR
 #include "menubar.h"
 #endif
@@ -98,7 +108,6 @@
 #define PTRMSG(x) ((const char *)x)
 #endif
 
-
 /* Temporary fake defines for ABORT stuff... */
 #define abort_top  0
 #define PUSH_ABORT false
@@ -131,26 +140,6 @@ static int menu_count(const struct Menu *menu)
 	return cnt;
 }
 
-#if 0 /* UNUSED */
-/**
- * Compute total number of visible entries, which excludes items
- * without a label.
- */
-static int menu_count_visible(const struct Menu *menu)
-{
-	struct MenuItem *item;
-	int visible_entries = 0;
-
-	for (item = menu->items; (item->label || item->hook); ++item)
-	{
-		if (!(item->flags & MIF_HIDDEN))
-			++visible_entries;
-	}
-
-	return visible_entries;
-}
-#endif
-
 #if CONFIG_MENU_MENUBAR
 
 /*!
@@ -202,11 +191,53 @@ static void menu_layout(
 {
 	int ypos, cnt;
 	const char * PROGMEM title = PTRMSG(menu->title);
+	Bitmap *bm = menu->bitmap;
 
-	ypos = menu->startrow;
+	ypos = bm->cr.ymin;
 
 	if (title)
-		text_xprintf(menu->bitmap, ypos++, 0, STYLEF_UNDERLINE | STYLEF_BOLD | TEXT_CENTER | TEXT_FILL, title);
+	{
+		text_xyprintf(bm, 0, ypos, STYLEF_UNDERLINE | STYLEF_BOLD | TEXT_CENTER | TEXT_FILL, title);
+		ypos += bm->font->height;
+	}
+
+#if CONFIG_MENU_SMOOTH
+	static coord_t yoffset = 0;
+	static int old_first_item = 0;
+	static mtime_t old_time = 0; //UNUSED
+	static int speed;
+	coord_t old_ymin = bm->cr.ymin;
+
+	gfx_setClipRect(bm,
+		bm->cr.xmin, bm->cr.ymin + ypos,
+		bm->cr.xmax, bm->cr.ymax);
+
+	if (old_first_item != first_item)
+	{
+		speed = ABS(old_first_item - first_item) * 3;
+
+		if (old_first_item > first_item)
+		{
+			yoffset += speed;
+			if (yoffset > bm->font->height)
+			{
+					yoffset = 0;
+					--old_first_item;
+			}
+		}
+		else
+		{
+			yoffset -= speed;
+			if (yoffset < -bm->font->height)
+			{
+					yoffset = 0;
+					++old_first_item;
+			}
+		}
+		first_item = old_first_item;
+	}
+	ypos += yoffset;
+#endif
 
 	for (cnt = 0; cnt < items_per_page; ++cnt)
 	{
@@ -228,12 +259,12 @@ static void menu_layout(
 		if (!(item->flags & MIF_HIDDEN))
 		{
 #if CPU_HARVARD
-			text_xprintf_P
+			text_xyprintf_P
 #else
-			text_xprintf
+			text_xyprintf
 #endif
 			(
-				menu->bitmap, ypos++, 0,
+				bm, 0, ypos,
 				(first_item + cnt == selected) ? (STYLEF_INVERT | TEXT_FILL) : TEXT_FILL,
 				(item->flags & MIF_RAMLABEL) ? PSTR("%s%S") : PSTR("%S%S"),
 				PTRMSG(item->label),
@@ -241,8 +272,18 @@ static void menu_layout(
 					( (item->flags & MIF_CHECKED) ? PSTR(":ON") : PSTR(":OFF") )
 					: ( (item->flags & MIF_CHECKED) ? PSTR("\04") : PSTR("") )
 			);
+			ypos += bm->font->height;
 		}
 	}
+
+#if CONFIG_MENU_SMOOTH
+	/* Restore old cliprect */
+	gfx_setClipRect(bm,
+			bm->cr.xmin, old_ymin,
+			bm->cr.xmax, bm->cr.ymax);
+
+	lcd_blitBitmap(&lcd_bitmap);
+#endif
 }
 
 
@@ -369,14 +410,16 @@ iptr_t menu_handle(const struct Menu *menu)
 
 	items_per_page =
 		(menu->bitmap->height / menu->bitmap->font->height)
-		- menu->startrow
 #if CONFIG_MENU_MENUBAR
 		- 1 /* menu bar labels */
 #endif
 		- (menu->title ? 1 : 0);
 
 	/* Selected item should be a visible entry */
-	first_item = selected = menu_next_visible_item(menu, -1);
+	first_item = selected = menu_next_visible_item(menu, menu->selected - 1);
+
+	/* Clear screen */
+	text_clear(menu->bitmap);
 
 	for(;;)
 	{
@@ -390,15 +433,17 @@ iptr_t menu_handle(const struct Menu *menu)
 		while (selected >= first_item + items_per_page)
 			first_item = menu_next_visible_item(menu, first_item);
 
-		/* Clear screen */
-		text_clear(menu->bitmap);
 		menu_layout(menu, first_item, items_per_page, selected);
 
 		#if CONFIG_MENU_MENUBAR
 			menu_update_menubar(menu, &mb, selected);
 		#endif
 
+#if CONFIG_MENU_SMOOTH
+		key = kbd_peek();
+#else
 		key = kbd_get();
+#endif
 
 		if (key & K_OK)
 		{
@@ -415,7 +460,15 @@ iptr_t menu_handle(const struct Menu *menu)
 
 			/* Return userdata as result */
 			if (!menu->flags & MF_STICKY)
+			{
+				/* Store currently selected item before leaving. */
+				if (menu->flags & MF_SAVESEL)
+					CONST_CAST(struct Menu *, menu)->selected = selected;
 				return item->userdata;
+			}
+
+			/* Clear screen */
+			text_clear(menu->bitmap);
 		}
 		else if (key & K_UP)
 		{
@@ -427,6 +480,9 @@ iptr_t menu_handle(const struct Menu *menu)
 		}
 		else if (key & K_CANCEL && !(menu->flags & MF_TOPLEVEL))
 		{
+			/* Store currently selected item before leaving. */
+			if (menu->flags & MF_SAVESEL)
+				CONST_CAST(struct Menu *, menu)->selected = selected;
 			return 0;
 		}
 	}