Win32 orientation & gwin console line clear fixes

Fixes to Win32 orientation for scrolling
Improve the way line clearing is handled in gwin consoles.

1 files changed, 9 insertions, 8 deletions

diff --git a/src/gwin.c b/src/gwin.c
index 0b3078b4..344252f9 100644
--- a/src/gwin.c
+++ b/src/gwin.c
@@ -36,7 +36,8 @@
 

 #include <string.h>

 

-#define GWIN_USE_FILLED_CHARS			FALSE

+#define GWIN_CONSOLE_USE_CLEAR_LINES			TRUE

+#define GWIN_CONSOLE_USE_FILLED_CHARS			FALSE

 

 #define GWIN_FLG_DYNAMIC				0x0001

 #define GWIN_FIRST_CONTROL_FLAG			0x0002

@@ -635,19 +636,14 @@ void gwinPutChar(GHandle gh, char c) {
 	#endif

 	

 	if (c == '\n') {

-		/* clear the text at the end of the line */

-		if (gcw->cx < gh->width)

-			gdispFillArea(gh->x + gcw->cx, gh->y + gcw->cy, gh->width - gcw->cx, gcw->fy, gh->bgcolor);

 		gcw->cx = 0;

 		gcw->cy += gcw->fy;

+		// We use lazy scrolling here and only scroll when the next char arrives

 	} else if (c == '\r') {

 		// gcw->cx = 0;

 	} else {

 		width = gdispGetCharWidth(c, gh->font) + gcw->fp;

 		if (gcw->cx + width >= gh->width) {

-			/* clear the text at the end of the line */

-			if (gcw->cy + gcw->fy <= gh->height)

-				gdispFillArea(gh->x + gcw->cx, gh->y + gcw->cy, gh->width - (gcw->cx + width), gcw->fy, gh->bgcolor);

 			gcw->cx = 0;

 			gcw->cy += gcw->fy;

 		}

@@ -668,7 +664,12 @@ void gwinPutChar(GHandle gh, char c) {
 #endif

 		}

 

-#if GWIN_USE_FILLED_CHARS

+#if GWIN_CONSOLE_USE_CLEAR_LINES

+		/* clear to the end of the line */

+		if (gcw->cx == 0)

+			gdispFillArea(gh->x, gh->y + gcw->cy, gh->width, gcw->fy, gh->bgcolor);

+#endif

+#if GWIN_CONSOLE_USE_FILLED_CHARS

 		gdispFillChar(gh->x + gcw->cx, gh->y + gcw->cy, c, gh->font, gh->color, gh->bgcolor);

 #else

 		gdispDrawChar(gh->x + gcw->cx, gh->y + gcw->cy, c, gh->font, gh->color);