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path: root/xfa/fxfa/parser/cxfa_occur.cpp
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Diffstat (limited to 'xfa/fxfa/parser/cxfa_occur.cpp')
-rw-r--r--xfa/fxfa/parser/cxfa_occur.cpp67
1 files changed, 67 insertions, 0 deletions
diff --git a/xfa/fxfa/parser/cxfa_occur.cpp b/xfa/fxfa/parser/cxfa_occur.cpp
new file mode 100644
index 0000000000..6d105abec6
--- /dev/null
+++ b/xfa/fxfa/parser/cxfa_occur.cpp
@@ -0,0 +1,67 @@
+// 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_occur.h"
+
+#include "xfa/fxfa/parser/xfa_object.h"
+
+CXFA_Occur::CXFA_Occur(CXFA_Node* pNode) : CXFA_Data(pNode) {}
+
+int32_t CXFA_Occur::GetMax() {
+ int32_t iMax = 1;
+ if (m_pNode) {
+ if (!m_pNode->TryInteger(XFA_ATTRIBUTE_Max, iMax, TRUE))
+ iMax = GetMin();
+ }
+ return iMax;
+}
+
+int32_t CXFA_Occur::GetMin() {
+ int32_t iMin = 1;
+ if (m_pNode) {
+ if (!m_pNode->TryInteger(XFA_ATTRIBUTE_Min, iMin, TRUE) || iMin < 0)
+ iMin = 1;
+ }
+ return iMin;
+}
+
+FX_BOOL CXFA_Occur::GetOccurInfo(int32_t& iMin, int32_t& iMax, int32_t& iInit) {
+ if (!m_pNode)
+ return FALSE;
+ if (!m_pNode->TryInteger(XFA_ATTRIBUTE_Min, iMin, FALSE) || iMin < 0)
+ iMin = 1;
+ if (!m_pNode->TryInteger(XFA_ATTRIBUTE_Max, iMax, FALSE)) {
+ if (iMin == 0)
+ iMax = 1;
+ else
+ iMax = iMin;
+ }
+ if (!m_pNode->TryInteger(XFA_ATTRIBUTE_Initial, iInit, FALSE) ||
+ iInit < iMin) {
+ iInit = iMin;
+ }
+ return TRUE;
+}
+
+void CXFA_Occur::SetMax(int32_t iMax) {
+ iMax = (iMax != -1 && iMax < 1) ? 1 : iMax;
+ m_pNode->SetInteger(XFA_ATTRIBUTE_Max, iMax, FALSE);
+ int32_t iMin = GetMin();
+ if (iMax != -1 && iMax < iMin) {
+ iMin = iMax;
+ m_pNode->SetInteger(XFA_ATTRIBUTE_Min, iMin, FALSE);
+ }
+}
+
+void CXFA_Occur::SetMin(int32_t iMin) {
+ iMin = (iMin < 0) ? 1 : iMin;
+ m_pNode->SetInteger(XFA_ATTRIBUTE_Min, iMin, FALSE);
+ int32_t iMax = GetMax();
+ if (iMax > 0 && iMax < iMin) {
+ iMax = iMin;
+ m_pNode->SetInteger(XFA_ATTRIBUTE_Max, iMax, FALSE);
+ }
+}