X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Funix%2Ftgfx.c;h=f36eccedd9bc5119b265f40c2d2a4a4d2664ab1d;hb=8b4d2adf48213f2bf74ca1a423b1ac3dc8066f95;hp=4c8955da1f46d3f38613ed75db5a29f9878173f6;hpb=5363ed21fccc528965a8482b3b71fe0133595499;p=oftp

diff --git a/src/unix/tgfx.c b/src/unix/tgfx.c
index 4c8955d..f36ecce 100644
--- a/src/unix/tgfx.c
+++ b/src/unix/tgfx.c
@@ -1,38 +1,192 @@
 #include <curses.h>
 #include "tgfx.h"
+#include "util.h"
+
+struct cpair {
+	int pair;
+	int fg, bg;
+};
+static struct cpair *colors;
+static int num_colors;
+
+static int fgcol, bgcol;
+static int bgchar;
+static int cur_pair;
+static int cur_x, cur_y;
+
+static int curses_color(int col);
+static void upd_color(void);
+
+void tg_init(void)
+{
+	initscr();
+	cbreak();
+	keypad(stdscr, TRUE);
+	nodelay(stdscr, TRUE);
+	noecho();
+	curs_set(0);
+	start_color();
+
+	fgcol = curses_color(TGFX_WHITE);
+	bgcol = curses_color(TGFX_BLACK);
+	bgchar = ' ';
+
+	colors = malloc_nf(COLORS * sizeof *colors);
+	num_colors = 0;
+}
+
+void tg_cleanup(void)
+{
+	endwin();
+}
+
+void tg_redraw(void)
+{
+	move(cur_y, cur_x);
+	refresh();
+}
 
 void tg_clear(void)
 {
+	clear();
 }
 
 
 void tg_fgcolor(int col)
 {
+	fgcol = curses_color(col);
 }
 
 void tg_bgcolor(int col)
 {
+	bgcol = curses_color(col);
 }
 
 void tg_color(int col)
 {
+	fgcol = curses_color(col & 0xf);
+	bgcol = curses_color((col >> 4) & 0xf);
 }
 
 void tg_bgchar(int c)
 {
+	bgchar = c;
 }
 
 
 void tg_setcursor(int x, int y)
 {
+	move(y, x);
+	cur_x = x;
+	cur_y = y;
 }
 
 
 void tg_text(int x, int y, const char *fmt, ...)
 {
+	va_list ap;
+
+	va_start(ap, fmt);
+	tg_vtext(x, y, fmt, ap);
+	va_end(ap);
+}
+
+void tg_vtext(int x, int y, const char *fmt, va_list ap)
+{
+	upd_color();
+	attron(COLOR_PAIR(cur_pair));
+	move(y, x);
+	vw_printw(stdscr, fmt, ap);
+	attroff(COLOR_PAIR(cur_pair));
 }
 
 
 void tg_rect(const char *label, int x, int y, int xsz, int ysz, unsigned int flags)
 {
+	int i;
+
+	upd_color();
+	attron(COLOR_PAIR(cur_pair));
+
+	for(i=0; i<ysz; i++) {
+		move(y + i, x);
+		hline(bgchar, xsz);
+	}
+
+	if(flags & TGFX_FRAME) {
+		move(y, x + 1);
+		hline(ACS_HLINE, xsz - 2);
+		move(y + ysz - 1, x + 1);
+		hline(ACS_HLINE, xsz - 2);
+		move(y + 1, x);
+		vline(ACS_VLINE, ysz - 2);
+		move(y + 1, x + xsz - 1);
+		vline(ACS_VLINE, ysz - 2);
+
+		mvaddch(y, x, ACS_ULCORNER);
+		mvaddch(y, x + xsz - 1, ACS_URCORNER);
+		mvaddch(y + ysz - 1, x, ACS_LLCORNER);
+		mvaddch(y + ysz - 1, x + xsz - 1, ACS_LRCORNER);
+	}
+
+	if(label) {
+		tg_text(x + 2, y, "%s", label);
+	}
+
+	attroff(COLOR_PAIR(cur_pair));
+	refresh();
+}
+
+int tg_gchar(int gchar)
+{
+	switch(gchar) {
+	case TGFX_LARROW:
+		return ACS_LARROW;
+	case TGFX_RARROW:
+		return ACS_RARROW;
+	default:
+		break;
+	}
+	return '@';
+}
+
+static int curses_color(int col)
+{
+	switch(col) {
+	case TGFX_RED:
+		return COLOR_RED;
+	case TGFX_BLUE:
+		return COLOR_BLUE;
+	case TGFX_CYAN:
+		return COLOR_CYAN;
+	case TGFX_YELLOW:
+		return COLOR_YELLOW;
+	default:
+		break;
+	}
+	return col;
+}
+
+static void upd_color(void)
+{
+	int i;
+
+	for(i=0; i<num_colors; i++) {
+		if(fgcol == colors[i].fg && bgcol == colors[i].bg) {
+			cur_pair = colors[i].pair;
+			return;
+		}
+	}
+
+	/* not found, allocate a new color pair */
+	if(num_colors >= COLORS) {
+		return;
+	}
+	i = num_colors++;
+	cur_pair = num_colors;
+
+	colors[i].fg = fgcol;
+	colors[i].bg = bgcol;
+	colors[i].pair = cur_pair;
+	init_pair(cur_pair, fgcol, bgcol);
 }