1 files changed, 53 insertions, 0 deletions
diff --git a/fpdfsdk/pdfwindow/cpwl_caret.h b/fpdfsdk/pdfwindow/cpwl_caret.h
new file mode 100644
index 0000000000..325f13b7eb
--- /dev/null
+++ b/fpdfsdk/pdfwindow/cpwl_caret.h
@@ -0,0 +1,53 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FPDFSDK_PDFWINDOW_CPWL_CARET_H_
+#define FPDFSDK_PDFWINDOW_CPWL_CARET_H_
+
+#include "fpdfsdk/pdfwindow/cpwl_wnd.h"
+
+struct PWL_CARET_INFO {
+ public:
+  PWL_CARET_INFO();
+
+  bool bVisible;
+  CFX_PointF ptHead;
+  CFX_PointF ptFoot;
+};
+
+class CPWL_Caret : public CPWL_Wnd {
+ public:
+  CPWL_Caret();
+  ~CPWL_Caret() override;
+
+  // CPWL_Wnd
+  CFX_ByteString GetClassName() const override;
+  void GetThisAppearanceStream(CFX_ByteTextBuf& sAppStream) override;
+  void DrawThisAppearance(CFX_RenderDevice* pDevice,
+                          CFX_Matrix* pUser2Device) override;
+  void InvalidateRect(CFX_FloatRect* pRect = nullptr) override;
+  void SetVisible(bool bVisible) override {}
+  void TimerProc() override;
+
+  void SetCaret(bool bVisible,
+                const CFX_PointF& ptHead,
+                const CFX_PointF& ptFoot);
+  CFX_ByteString GetCaretAppearanceStream(const CFX_PointF& ptOffset);
+  void SetInvalidRect(CFX_FloatRect rc) { m_rcInvalid = rc; }
+
+ private:
+  void GetCaretApp(CFX_ByteTextBuf& sAppStream, const CFX_PointF& ptOffset);
+  CFX_FloatRect GetCaretRect() const;
+
+  bool m_bFlash;
+  CFX_PointF m_ptHead;
+  CFX_PointF m_ptFoot;
+  float m_fWidth;
+  int32_t m_nDelay;
+  CFX_FloatRect m_rcInvalid;
+};
+
+#endif  // FPDFSDK_PDFWINDOW_CPWL_CARET_H_