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authordsinclair <dsinclair@chromium.org>2016-06-07 19:36:18 -0700
committerCommit bot <commit-bot@chromium.org>2016-06-07 19:36:19 -0700
commitf27aeec59186e7d11a3a2167572617fd5ed42941 (patch)
treeaf0204ecf2b5e42d9341d7e7b245e0aa8c7b85d6 /xfa/fxjse/value.h
parenta7c03c678dbd6fd4732e0cfb390cc4f462434441 (diff)
downloadpdfium-f27aeec59186e7d11a3a2167572617fd5ed42941.tar.xz
Remove various FXJSE Value methods.
This CL removes the FXJSE_Value_Set*, FXJSE_Value_To*, FXJSE_Value_Get* and FXJSE_Value_Delete* methods. Review-Url: https://codereview.chromium.org/2043153002
Diffstat (limited to 'xfa/fxjse/value.h')
-rw-r--r--xfa/fxjse/value.h52
1 files changed, 50 insertions, 2 deletions
diff --git a/xfa/fxjse/value.h b/xfa/fxjse/value.h
index 84045d6d81..da4976b53c 100644
--- a/xfa/fxjse/value.h
+++ b/xfa/fxjse/value.h
@@ -9,6 +9,46 @@
#include "xfa/fxjse/scope_inline.h"
+V8_INLINE static double FXJSE_ftod(FX_FLOAT fNumber) {
+ if (sizeof(FX_FLOAT) != 4) {
+ ASSERT(FALSE);
+ return fNumber;
+ }
+
+ uint32_t nFloatBits = (uint32_t&)fNumber;
+ uint8_t nExponent = (uint8_t)(nFloatBits >> 16 >> 7);
+ if (nExponent == 0 || nExponent == 255)
+ return fNumber;
+
+ int8_t nErrExp = nExponent - 127 - 23;
+ if (nErrExp >= 0)
+ return fNumber;
+
+ double dwError = pow(2.0, nErrExp), dwErrorHalf = dwError / 2;
+ double dNumber = fNumber, dNumberAbs = fabs(fNumber);
+ double dNumberAbsMin = dNumberAbs - dwErrorHalf,
+ dNumberAbsMax = dNumberAbs + dwErrorHalf;
+ int32_t iErrPos = 0;
+ if (floor(dNumberAbsMin) == floor(dNumberAbsMax)) {
+ dNumberAbsMin = fmod(dNumberAbsMin, 1.0);
+ dNumberAbsMax = fmod(dNumberAbsMax, 1.0);
+ int32_t iErrPosMin = 1, iErrPosMax = 38;
+ do {
+ int32_t iMid = (iErrPosMin + iErrPosMax) / 2;
+ double dPow = pow(10.0, iMid);
+ if (floor(dNumberAbsMin * dPow) == floor(dNumberAbsMax * dPow)) {
+ iErrPosMin = iMid + 1;
+ } else {
+ iErrPosMax = iMid;
+ }
+ } while (iErrPosMin < iErrPosMax);
+ iErrPos = iErrPosMax;
+ }
+ double dPow = pow(10.0, iErrPos);
+ return fNumber < 0 ? ceil(dNumber * dPow - 0.5) / dPow
+ : floor(dNumber * dPow + 0.5) / dPow;
+}
+
class CFXJSE_Value {
public:
CFXJSE_Value(v8::Isolate* pIsolate) : m_pIsolate(pIsolate) {}
@@ -176,12 +216,19 @@ class CFXJSE_Value {
v8::String::kNormalString, szString.GetLength());
m_hValue.Reset(m_pIsolate, hValue);
}
- V8_INLINE void SetFloat(FX_FLOAT fFloat);
+ V8_INLINE void SetFloat(FX_FLOAT fFloat) {
+ CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+ v8::Local<v8::Value> pValue =
+ v8::Number::New(m_pIsolate, FXJSE_ftod(fFloat));
+ m_hValue.Reset(m_pIsolate, pValue);
+ }
V8_INLINE void SetJSObject() {
CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
v8::Local<v8::Value> hValue = v8::Object::New(m_pIsolate);
m_hValue.Reset(m_pIsolate, hValue);
}
+
+ void SetObject(CFXJSE_HostObject* lpObject, CFXJSE_Class* pClass);
void SetHostObject(CFXJSE_HostObject* lpObject, CFXJSE_Class* lpClass);
void SetArray(uint32_t uValueCount, CFXJSE_Value** rgValues);
void SetDate(double dDouble);
@@ -190,7 +237,7 @@ class CFXJSE_Value {
CFXJSE_Value* lpPropValue);
FX_BOOL SetObjectProperty(const CFX_ByteStringC& szPropName,
CFXJSE_Value* lpPropValue);
- FX_BOOL GetObjectProperty(uint32_t uPropIdx, CFXJSE_Value* lpPropValue);
+ FX_BOOL GetObjectPropertyByIdx(uint32_t uPropIdx, CFXJSE_Value* lpPropValue);
FX_BOOL SetObjectProperty(uint32_t uPropIdx, CFXJSE_Value* lpPropValue);
FX_BOOL DeleteObjectProperty(const CFX_ByteStringC& szPropName);
FX_BOOL HasObjectOwnProperty(const CFX_ByteStringC& szPropName,
@@ -211,6 +258,7 @@ class CFXJSE_Value {
m_hValue.Reset(m_pIsolate, hValue);
}
V8_INLINE void Assign(const CFXJSE_Value* lpValue) {
+ ASSERT(lpValue);
if (lpValue) {
m_hValue.Reset(m_pIsolate, lpValue->m_hValue);
} else {