feat: Add rfid feature and .gitignore file

include_lib/system/generic/rect.h

@@ -0,0 +1,134 @@
+#ifndef RECT_H
+#define RECT_H
+
+#include "typedef.h"
+
+
+#define AT_UI_RAM             AT(.ui_ram)
+
+struct position {
+    int x;
+    int y;
+};
+
+struct rect {
+    int left;
+    int top;
+    int width;
+    int height;
+};
+
+#define rect_left(r)        ((r)->left)
+#define rect_top(r)         ((r)->top)
+#define rect_right(r)       ((r)->left + (r)->width)
+#define rect_bottom(r)      ((r)->top + (r)->height)
+
+//#define rect_height(v)  ((v)->bottom - (v)->top)
+//#define rect_width(v)  ((v)->right - (v)->left)
+
+
+static inline int in_rect(const struct rect *rect, struct position *pos)
+{
+    if (rect->left <= pos->x && rect_right(rect) > pos->x) {
+        if (rect->top <= pos->y && rect_bottom(rect) > pos->y) {
+            return true;
+        }
+    }
+    return false;
+}
+
+AT_UI_RAM
+static inline bool get_rect_cover(const struct rect *a, const struct rect *b, struct rect *c)
+{
+    int right, bottom;
+
+    c->top = MAX(a->top, b->top);
+    c->left = MAX(a->left, b->left);
+    right = MIN(rect_right(a), rect_right(b));
+    bottom = MIN(rect_bottom(a), rect_bottom(b));
+
+    if ((c->top < bottom) && (c->left < right)) {
+        c->width = right - c->left;
+        c->height = bottom - c->top;
+        return true;
+    }
+
+    return false;
+}
+
+
+static inline bool get_rect_nocover_l(const struct rect *a, const struct rect *b, struct rect *c)
+{
+    int right, bottom;
+
+    c->left = MIN(rect_left(a), rect_left(b));
+    c->top = MIN(rect_top(a), rect_top(b));
+    right = MAX(rect_left(a), rect_left(b));
+    bottom = MAX(rect_bottom(a), rect_bottom(b));
+
+    if ((c->top < bottom) && (c->left < right)) {
+        c->width = right - c->left;
+        c->height = bottom - c->top;
+        return true;
+    }
+
+    return false;
+}
+
+
+static inline bool get_rect_nocover_r(const struct rect *a, const struct rect *b, struct rect *c)
+{
+    int right, bottom;
+
+    c->left = MIN(rect_right(a), rect_right(b));
+    c->top = MIN(rect_top(a), rect_top(b));
+    right = MAX(rect_right(a), rect_right(b));
+    bottom = MAX(rect_bottom(a), rect_bottom(b));
+
+    if ((c->top < bottom) && (c->left < right)) {
+        c->width = right - c->left;
+        c->height = bottom - c->top;
+        return true;
+    }
+
+    return false;
+}
+
+static inline bool get_rect_nocover_t(const struct rect *a, const struct rect *b, struct rect *c)
+{
+    int right, bottom;
+
+    c->left = MIN(rect_left(a), rect_left(b));
+    c->top = MIN(rect_top(a), rect_top(b));
+    right = MAX(rect_right(a), rect_right(b));
+    bottom = MAX(rect_top(a), rect_top(b));
+
+    if ((c->top < bottom) && (c->left < right)) {
+        c->width = right - c->left;
+        c->height = bottom - c->top;
+        return true;
+    }
+
+    return false;
+}
+
+static inline bool get_rect_nocover_b(const struct rect *a, const struct rect *b, struct rect *c)
+{
+    int right, bottom;
+
+    c->left = MIN(rect_left(a), rect_left(b));
+    c->top = MIN(rect_bottom(a), rect_bottom(b));
+    right = MAX(rect_right(a), rect_right(b));
+    bottom = MAX(rect_bottom(a), rect_bottom(b));
+
+    if ((c->top < bottom) && (c->left < right)) {
+        c->width = right - c->left;
+        c->height = bottom - c->top;
+        return true;
+    }
+
+    return false;
+}
+
+#endif
+