1 files changed, 99 insertions, 0 deletions
diff --git a/xfa/fxfa/cxfa_ffline.cpp b/xfa/fxfa/cxfa_ffline.cpp
new file mode 100644
index 0000000000..e371034d79
--- /dev/null
+++ b/xfa/fxfa/cxfa_ffline.cpp
@@ -0,0 +1,99 @@
+// Copyright 2017 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
+
+#include "xfa/fxfa/cxfa_ffline.h"
+
+#include "xfa/fxgraphics/cxfa_color.h"
+#include "xfa/fxgraphics/cxfa_graphics.h"
+#include "xfa/fxgraphics/cxfa_path.h"
+
+CXFA_FFLine::CXFA_FFLine(CXFA_WidgetAcc* pDataAcc) : CXFA_FFDraw(pDataAcc) {}
+
+CXFA_FFLine::~CXFA_FFLine() {}
+
+void CXFA_FFLine::GetRectFromHand(CFX_RectF& rect,
+                                  int32_t iHand,
+                                  float fLineWidth) {
+  float fHalfWidth = fLineWidth / 2.0f;
+  if (rect.height < 1.0f) {
+    switch (iHand) {
+      case XFA_ATTRIBUTEENUM_Left:
+        rect.top -= fHalfWidth;
+        break;
+      case XFA_ATTRIBUTEENUM_Right:
+        rect.top += fHalfWidth;
+    }
+  } else if (rect.width < 1.0f) {
+    switch (iHand) {
+      case XFA_ATTRIBUTEENUM_Left:
+        rect.left += fHalfWidth;
+        break;
+      case XFA_ATTRIBUTEENUM_Right:
+        rect.left += fHalfWidth;
+        break;
+    }
+  } else {
+    switch (iHand) {
+      case XFA_ATTRIBUTEENUM_Left:
+        rect.Inflate(fHalfWidth, fHalfWidth);
+        break;
+      case XFA_ATTRIBUTEENUM_Right:
+        rect.Deflate(fHalfWidth, fHalfWidth);
+        break;
+    }
+  }
+}
+
+void CXFA_FFLine::RenderWidget(CXFA_Graphics* pGS,
+                               CFX_Matrix* pMatrix,
+                               uint32_t dwStatus) {
+  if (!IsMatchVisibleStatus(dwStatus))
+    return;
+
+  CXFA_Value value = m_pDataAcc->GetFormValue();
+  if (!value)
+    return;
+
+  CXFA_Line lineObj = value.GetLine();
+  FX_ARGB lineColor = 0xFF000000;
+  int32_t iStrokeType = 0;
+  float fLineWidth = 1.0f;
+  int32_t iCap = 0;
+  CXFA_Edge edge = lineObj.GetEdge();
+  if (edge) {
+    if (edge.GetPresence() != XFA_ATTRIBUTEENUM_Visible)
+      return;
+
+    lineColor = edge.GetColor();
+    iStrokeType = edge.GetStrokeType();
+    fLineWidth = edge.GetThickness();
+    iCap = edge.GetCapType();
+  }
+
+  CFX_Matrix mtRotate = GetRotateMatrix();
+  if (pMatrix)
+    mtRotate.Concat(*pMatrix);
+
+  CFX_RectF rtLine = GetRectWithoutRotate();
+  if (CXFA_Margin mgWidget = m_pDataAcc->GetMargin())
+    XFA_RectWidthoutMargin(rtLine, mgWidget);
+
+  GetRectFromHand(rtLine, lineObj.GetHand(), fLineWidth);
+  CXFA_Path linePath;
+  if (lineObj.GetSlope() && rtLine.right() > 0.0f && rtLine.bottom() > 0.0f)
+    linePath.AddLine(rtLine.TopRight(), rtLine.BottomLeft());
+  else
+    linePath.AddLine(rtLine.TopLeft(), rtLine.BottomRight());
+
+  CXFA_Color color(lineColor);
+  pGS->SaveGraphState();
+  pGS->SetLineWidth(fLineWidth, true);
+  XFA_StrokeTypeSetLineDash(pGS, iStrokeType, iCap);
+  pGS->SetStrokeColor(&color);
+  pGS->SetLineCap(XFA_LineCapToFXGE(iCap));
+  pGS->StrokePath(&linePath, &mtRotate);
+  pGS->RestoreGraphState();
+}