1 files changed, 49 insertions, 0 deletions
diff --git a/src/kernel/ui/vt.h b/src/kernel/ui/vt.h
new file mode 100644
index 0000000..b4f3672
--- /dev/null
+++ b/src/kernel/ui/vt.h
@@ -0,0 +1,49 @@
+#ifndef DEF_UI_VT_H
+#define DEF_UI_VT_H
+
+#include <vfs/node.h>
+#include <dev/display.h>
+
+struct vt_char {
+	int ch;
+	uint8_t fgcolor, bgcolor;
+};
+
+class vt : public node {
+	private:
+	display *output;
+	int w, h, csr_l, csr_c;
+	vt_char *text;
+
+	void put_at(int l, int c, int ch);
+	bool cursor_visible;
+
+	public:
+	uint8_t fgcolor, bgcolor;
+
+	vt(node* parent, int w, int h);
+
+	// internal use
+	void put(int c);
+	void clear();
+	void writeStr(char* str);
+	void writeHex(uint32_t v);
+	void writeDec(uint32_t v);
+
+	int outputTo(display *display);
+
+	virtual int write(size_t offset, size_t len, char* buffer);
+	virtual size_t get_size();
+};
+
+extern vt *ke_vt;
+#define NL ke_vt->writeStr("\n");
+#define TAB ke_vt->writeStr("\t");
+#define WHERE { ke_vt->writeStr("(ke:");	\
+				ke_vt->writeStr(__FILE__);	\
+				ke_vt->writeStr(":");		\
+				ke_vt->writeDec(__LINE__);	\
+				ke_vt->writeStr(")  "); }
+
+#endif
+