Initial commit

src/kernel/graphics.h

@@ -0,0 +1,36 @@
+#ifndef GRAPHICS_H
+#define GRAPHICS_H
+
+#include <stdint.h>
+#include <stdbool.h>
+#include "limine.h"
+
+// Dirty rectangle structure
+typedef struct {
+    int x, y, w, h;
+    bool active;
+} DirtyRect;
+
+void graphics_init(struct limine_framebuffer *fb);
+void put_pixel(int x, int y, uint32_t color);
+void draw_rect(int x, int y, int w, int h, uint32_t color);
+void draw_char(int x, int y, char c, uint32_t color);
+void draw_string(int x, int y, const char *s, uint32_t color);
+void draw_desktop_background(void);
+void graphics_set_bg_color(uint32_t color);
+
+// Get screen dimensions
+int get_screen_width(void);
+int get_screen_height(void);
+
+// Dirty rectangle management
+void graphics_mark_dirty(int x, int y, int w, int h);
+void graphics_mark_screen_dirty(void);
+DirtyRect graphics_get_dirty_rect(void);
+void graphics_clear_dirty(void);
+
+// Double buffering
+void graphics_flip_buffer(void);
+void graphics_clear_back_buffer(uint32_t color);
+
+#endif