keyboard comm

1 files changed, 32 insertions, 0 deletions

diff --git a/src/ui_elements/UI.h b/src/ui_elements/UI.h
index 5868efe..4c94bf7 100644
--- a/src/ui_elements/UI.h
+++ b/src/ui_elements/UI.h
@@ -1,9 +1,41 @@
 #include <raylib.h>
+#include <stddef.h>
 
 #ifndef UI_ELEMENTS_H
 #define UI_ELEMENTS_H
 
 void DrawRecBordered(Rectangle rec, Color bg, Color border_color, int border_width);
 void DrawTextInRec(Rectangle rec, char *text, Font *font, int height, Color color, float padding, int *scroll);
+float MeasureChar(Font *font, int height, char symbol);
+
+// ========== TEXT EDITOR ==========
+
+static const size_t DEFAULT_TEXT_NODE_SIZE = 256;
+
+typedef struct {
+    void *PrevNode;
+    void *NextNode;
+    char *text;
+    size_t cap;
+} TextNode;
+
+typedef struct {
+    TextNode *StartNode;
+    /// For the quick access
+    TextNode *CurrentNode;
+    size_t NodeLenth;
+
+    Vector2 CursorPosition;
+} TextArea;
+
+TextArea *CreateTextArea();
+void FreeTextArea(TextArea *ta);
+void DrawTextArea(TextArea *ta, Rectangle rec, Font *font, int height, int spacing);
+void InsertChar(TextArea *ta, char new_char);
+void DeleteChar(TextArea *ta);
+
+void HandleKeyboard(TextArea *ta);
+void MoveCursorRight(TextArea *ta);
+void MoveCursorLeft(TextArea *ta);
 
 #endif // UI_ELEMENTS_H