Changeset 158 for ttyvaders/trunk/libee/ee.cTweet

Timestamp:

Nov 12, 2003, 7:41:02 PM (20 years ago)

Author:

Sam Hocevar

Message:

• README: + Added a note about dos cross-compilation.
• configure.ac: + Added a check for ScreenUpdate? in <pc.h>.
• libee/graphics.c libee/ee.c: + Improved the conio port thanks to ScreenUpdate?().

File:

• ttyvaders/trunk/libee/ee.c (modified) (11 diffs)

ttyvaders/trunk/libee/ee.c

@@ -23 +23 @@
 #include "config.h"
 
-#ifdef USE_SLANG
+#if defined(USE_SLANG)
 #   include <slang.h>
-#elif USE_NCURSES
+#elif defined(USE_NCURSES)
 #   include <curses.h>
-#elif USE_CONIO
+#elif defined(USE_CONIO)
+#   include <dos.h>
 #   include <conio.h>
+#   if defined(SCREENUPDATE_IN_PC_H)
+#       include <pc.h>
+#   endif
 #else
 #   error "no graphics library detected"
@@ -42 +46 @@
 
 static int _ee_delay;
-#ifdef USE_CONIO
+#if defined(USE_CONIO)
 static struct text_info ti;
+char *_screen_buffer;
 #endif
 
 int ee_init(void)
 {
-#ifdef USE_SLANG
+#if defined(USE_SLANG)
     static char * colors[] = { "black", "green", "yellow", "white",
         "red", "gray", "lightgray", "blue", "cyan", "magenta", NULL };
@@ -82 +87 @@
     }
 
-#elif USE_NCURSES
+#elif defined(USE_NCURSES)
     /* Initialize ncurses library */
     initscr();
@@ -105 +110 @@
     init_pair(EE_MAGENTA, COLOR_MAGENTA, COLOR_BLACK);
 
-#elif USE_CONIO
+#elif defined(USE_CONIO)
     _wscroll = 0;
     _setcursortype(_NOCURSOR);
     clrscr();
     gettextinfo(&ti);
-//window(2, 2, 20, 20);
+    _screen_buffer = malloc(ee_get_width() * ee_get_height() * 2);
+    ScreenRetrieve(_screen_buffer);
 
 #endif
@@ -118 +124 @@
 }
 
-void ee_set_delay(int delay)
-{
-    _ee_delay = delay;
+void ee_set_delay(int usec)
+{
+    _ee_delay = usec;
 }
 
 int ee_get_width(void)
 {
-#ifdef USE_SLANG
+#if defined(USE_SLANG)
     return SLtt_Screen_Cols;
-#elif USE_NCURSES
+#elif defined(USE_NCURSES)
     return COLS;
-#elif USE_CONIO
+#elif defined(USE_CONIO)
     return ti.screenwidth;
 #endif
@@ -136 +142 @@
 int ee_get_height(void)
 {
-#ifdef USE_SLANG
+#if defined(USE_SLANG)
     return SLtt_Screen_Rows;
-#elif USE_NCURSES
+#elif defined(USE_NCURSES)
     return LINES;
 #else
@@ -145 +151 @@
 }
 
-#ifndef USE_CONIO
+#if !defined(USE_CONIO)
 static int64_t local_time(void)
 {
@@ -161 +167 @@
 void ee_refresh(void)
 {
-#ifndef USE_CONIO
+#if !defined(USE_CONIO)
     static int64_t local_clock = 0;
     int64_t now;
@@ -177 +183 @@
 #endif
 
-#ifdef USE_SLANG
+#if defined(USE_SLANG)
     SLsmg_refresh();
-#elif USE_NCURSES
+#elif defined(USE_NCURSES)
     refresh();
-#elif USE_CONIO
-    /* Do nothing? */
-#endif
-
-#ifndef USE_CONIO
+#elif defined(USE_CONIO)
+    ScreenUpdate(_screen_buffer);
+#endif
+
+#if !defined(USE_CONIO)
     now = local_time();
 
@@ -194 +200 @@
 
     local_clock += _ee_delay;
+#else
+    delay(5);
 #endif
 }
@@ -199 +207 @@
 void ee_end(void)
 {
-#ifdef USE_SLANG
+#if defined(USE_SLANG)
     SLtt_set_cursor_visibility(1);
     SLang_reset_tty();
     SLsmg_reset_smg();
-#elif USE_NCURSES
+#elif defined(USE_NCURSES)
     curs_set(1);
     endwin();
-#elif USE_CONIO
+#elif defined(USE_CONIO)
+    ScreenUpdate(_screen_buffer);
     _wscroll = 1;
-    ee_set_color(EE_WHITE);
-    ee_putstr(ee_get_width(), ee_get_height()-1, "\r\n");
+    textcolor((enum COLORS)WHITE);
+    textbackground((enum COLORS)BLACK);
+    gotoxy(ee_get_width(), ee_get_height());
+    cputs("\r\n");
     _setcursortype(_NORMALCURSOR);
 #endif