input state, find_container_in_direction

sway/input_state.c

@@ -0,0 +1,70 @@
+#include <string.h>
+#include <stdbool.h>
+#include <ctype.h>
+
+#include "input_state.h"
+
+enum { KEY_STATE_MAX_LENGTH = 64 };
+
+static keycode key_state_array[KEY_STATE_MAX_LENGTH];
+static uint8_t key_state_length = 0;
+
+static uint8_t find_key(keycode key) {
+	int i;
+	for (i = 0; i < key_state_length; ++i) {
+		if (key_state_array[i] == key) {
+			break;
+		}
+	}
+	return i;
+}
+
+bool check_key(keycode key) {
+	return find_key(key) < key_state_length;
+}
+
+void press_key(keycode key) {
+	// Check if key exists
+	if (!check_key(key)) {
+		// Check that we dont exceed buffer length
+		if (key_state_length < KEY_STATE_MAX_LENGTH) {
+			key_state_array[key_state_length++] = key;
+		}
+	}
+}
+
+void release_key(keycode key) {
+	uint8_t index = find_key(key);
+	if (index < key_state_length) {
+		//shift it over and remove key
+		memmove(&key_state_array[index],
+				&key_state_array[index + 1],
+				sizeof(*key_state_array) * (--key_state_length - index));
+	}
+}
+
+struct pointer_state pointer_state = {0, 0, {0, 0}, {0, 0, 0, 0}};
+
+static struct wlc_geometry saved_floating;
+
+void start_floating(swayc_t *view) {
+	if (view->is_floating) {
+		saved_floating.origin.x = view->x;
+		saved_floating.origin.y = view->y;
+		saved_floating.size.w = view->width;
+		saved_floating.size.h = view->height;
+	}
+}
+
+void reset_floating(swayc_t *view) {
+	if (view->is_floating) {
+		view->x = saved_floating.origin.x;
+		view->y = saved_floating.origin.y;
+		view->width = saved_floating.size.w;
+		view->height = saved_floating.size.h;
+		arrange_windows(view->parent, -1, -1);
+	}
+	pointer_state.floating = (struct pointer_floating){0,0};
+	pointer_state.lock = (struct pointer_lock){0,0,0,0};
+}
+