Print map and pieces in ncurses

1 files changed, 61 insertions, 0 deletions

diff --git a/ui.c b/ui.c
new file mode 100644
index 0000000..b6d38be
--- /dev/null
+++ b/ui.c
@@ -0,0 +1,61 @@
+#include <ncurses.h>
+#include "pieces.h"
+
+/*
+ * ncurses ui has an x scale factor of 2
+ */
+
+void printrect(int y, int x, int h, int w) {
+    // print rectangle whose left corner is at (y, x) and internal area is h*w
+    // top & bottom
+    for (int c = 0; c < 2 * w; c++) {
+        mvaddch(y,          x + c + 1,  ACS_HLINE);
+        mvaddch(y + h + 1,  x + c + 1,  ACS_HLINE);
+    }
+    // left & right
+    for (int r = 0; r < h; r++) {
+        mvaddch(y + r + 1,  x,              ACS_VLINE);
+        mvaddch(y + r + 1,  x + 2 * w + 1,  ACS_VLINE);
+    }
+    // corners
+    mvaddch(y,          x,              ACS_ULCORNER);
+    mvaddch(y,          x + 2 * w + 1,  ACS_URCORNER);
+    mvaddch(y + h + 1,  x,              ACS_LLCORNER);
+    mvaddch(y + h + 1,  x + 2 * w + 1,  ACS_LRCORNER);
+    refresh();
+}
+
+void printmap(char** map, int y, int x, int mapH, int mapW) {
+    for (int r = 0; r < mapH; r++) {
+        for (int c = 0; c < mapW; c++) {
+            if (map[r][c] == '+') {
+                mvaddch(y + r + 1, x + 2 * c + 1, (' ' | A_REVERSE));
+                addch(' ' | A_REVERSE);
+            }
+        }
+    }
+    refresh();
+}
+
+void printpieces(struct piece** hand, int y, int x, int nhand) {
+    for (int i = 0; i < nhand; i++) {
+        if (hand[i] == NULL)
+            continue;
+
+        struct piece* pc = hand[i];
+        move(y, x);
+        printw("%d", i);
+        printrect(y + 1, x, pc->h + 2, pc->w + 2);
+        for (int r = 0; r < pc->h; r++) {
+            for (int c = 0; c < pc->w; c++) {
+                if (pc->blocks[r * pc->w + c] == '+') {
+                    mvaddch(y + r + 3, x + 2 * c + 3, (' '| A_REVERSE));
+                    addch(' ' | A_REVERSE);
+                }
+            }
+        }
+        x += 2 * pc->w + 8;
+    }
+    refresh();
+}
+