From 9eb0db1d7f6273de7eb28b0e1490eaf893e3bfb5 Mon Sep 17 00:00:00 2001
From: dsinclair <dsinclair@chromium.org>
Date: Thu, 21 Jul 2016 12:01:39 -0700
Subject: Move xfa_basic_imp to cxfa_widetextread.

This Cl splits out the CXFA_WideTextRead class into it's own file. The helper
methods have been moved into xfa_utils.cpp and their pre-declarations into
xfa_utils.h.

Review-Url: https://codereview.chromium.org/2165993002
---
 xfa/fxfa/parser/cxfa_measurement.cpp | 139 +++++++++++++++++++++++++++++++++++
 1 file changed, 139 insertions(+)
 create mode 100644 xfa/fxfa/parser/cxfa_measurement.cpp

(limited to 'xfa/fxfa/parser/cxfa_measurement.cpp')

diff --git a/xfa/fxfa/parser/cxfa_measurement.cpp b/xfa/fxfa/parser/cxfa_measurement.cpp
new file mode 100644
index 0000000000..7c6db2ec26
--- /dev/null
+++ b/xfa/fxfa/parser/cxfa_measurement.cpp
@@ -0,0 +1,139 @@
+// Copyright 2016 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/parser/cxfa_measurement.h"
+
+#include "xfa/fgas/crt/fgas_system.h"
+
+CXFA_Measurement::CXFA_Measurement(const CFX_WideStringC& wsMeasure) {
+  Set(wsMeasure);
+}
+
+CXFA_Measurement::CXFA_Measurement() {
+  Set(-1, XFA_UNIT_Unknown);
+}
+
+CXFA_Measurement::CXFA_Measurement(FX_FLOAT fValue, XFA_UNIT eUnit) {
+  Set(fValue, eUnit);
+}
+
+void CXFA_Measurement::Set(const CFX_WideStringC& wsMeasure) {
+  if (wsMeasure.IsEmpty()) {
+    m_fValue = 0;
+    m_eUnit = XFA_UNIT_Unknown;
+    return;
+  }
+  int32_t iUsedLen = 0;
+  int32_t iOffset = (wsMeasure.GetAt(0) == L'=') ? 1 : 0;
+  FX_FLOAT fValue = FX_wcstof(wsMeasure.c_str() + iOffset,
+                              wsMeasure.GetLength() - iOffset, &iUsedLen);
+  XFA_UNIT eUnit = GetUnit(wsMeasure.Mid(iOffset + iUsedLen));
+  Set(fValue, eUnit);
+}
+
+FX_BOOL CXFA_Measurement::ToString(CFX_WideString& wsMeasure) const {
+  switch (GetUnit()) {
+    case XFA_UNIT_Mm:
+      wsMeasure.Format(L"%.8gmm", GetValue());
+      return TRUE;
+    case XFA_UNIT_Pt:
+      wsMeasure.Format(L"%.8gpt", GetValue());
+      return TRUE;
+    case XFA_UNIT_In:
+      wsMeasure.Format(L"%.8gin", GetValue());
+      return TRUE;
+    case XFA_UNIT_Cm:
+      wsMeasure.Format(L"%.8gcm", GetValue());
+      return TRUE;
+    case XFA_UNIT_Mp:
+      wsMeasure.Format(L"%.8gmp", GetValue());
+      return TRUE;
+    case XFA_UNIT_Pc:
+      wsMeasure.Format(L"%.8gpc", GetValue());
+      return TRUE;
+    case XFA_UNIT_Em:
+      wsMeasure.Format(L"%.8gem", GetValue());
+      return TRUE;
+    case XFA_UNIT_Percent:
+      wsMeasure.Format(L"%.8g%%", GetValue());
+      return TRUE;
+    default:
+      wsMeasure.Format(L"%.8g", GetValue());
+      return FALSE;
+  }
+}
+
+FX_BOOL CXFA_Measurement::ToUnit(XFA_UNIT eUnit, FX_FLOAT& fValue) const {
+  fValue = GetValue();
+  XFA_UNIT eFrom = GetUnit();
+  if (eFrom == eUnit)
+    return TRUE;
+
+  switch (eFrom) {
+    case XFA_UNIT_Pt:
+      break;
+    case XFA_UNIT_Mm:
+      fValue *= 72 / 2.54f / 10;
+      break;
+    case XFA_UNIT_In:
+      fValue *= 72;
+      break;
+    case XFA_UNIT_Cm:
+      fValue *= 72 / 2.54f;
+      break;
+    case XFA_UNIT_Mp:
+      fValue *= 0.001f;
+      break;
+    case XFA_UNIT_Pc:
+      fValue *= 12.0f;
+      break;
+    default:
+      fValue = 0;
+      return FALSE;
+  }
+  switch (eUnit) {
+    case XFA_UNIT_Pt:
+      return TRUE;
+    case XFA_UNIT_Mm:
+      fValue /= 72 / 2.54f / 10;
+      return TRUE;
+    case XFA_UNIT_In:
+      fValue /= 72;
+      return TRUE;
+    case XFA_UNIT_Cm:
+      fValue /= 72 / 2.54f;
+      return TRUE;
+    case XFA_UNIT_Mp:
+      fValue /= 0.001f;
+      return TRUE;
+    case XFA_UNIT_Pc:
+      fValue /= 12.0f;
+      return TRUE;
+    default:
+      fValue = 0;
+      return FALSE;
+  }
+}
+
+XFA_UNIT CXFA_Measurement::GetUnit(const CFX_WideStringC& wsUnit) {
+  if (wsUnit == FX_WSTRC(L"mm"))
+    return XFA_UNIT_Mm;
+  if (wsUnit == FX_WSTRC(L"pt"))
+    return XFA_UNIT_Pt;
+  if (wsUnit == FX_WSTRC(L"in"))
+    return XFA_UNIT_In;
+  if (wsUnit == FX_WSTRC(L"cm"))
+    return XFA_UNIT_Cm;
+  if (wsUnit == FX_WSTRC(L"pc"))
+    return XFA_UNIT_Pc;
+  if (wsUnit == FX_WSTRC(L"mp"))
+    return XFA_UNIT_Mp;
+  if (wsUnit == FX_WSTRC(L"em"))
+    return XFA_UNIT_Em;
+  if (wsUnit == FX_WSTRC(L"%"))
+    return XFA_UNIT_Percent;
+  return XFA_UNIT_Unknown;
+}
-- 
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