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65 lines
2.8 KiB
C++
65 lines
2.8 KiB
C++
#ifndef APPS_SHARED_GLOBAL_CONTEXT_H
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#define APPS_SHARED_GLOBAL_CONTEXT_H
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#include <poincare/context.h>
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#include <poincare/matrix.h>
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#include <poincare/float.h>
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#include <poincare/decimal.h>
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#include <poincare/symbol.h>
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#include <ion/storage.h>
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#include <assert.h>
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namespace Shared {
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class Integer;
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class GlobalContext final : public Poincare::Context {
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public:
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static constexpr int k_numberOfExtensions = 2;
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static constexpr char expExtension[] = "exp"; // TODO: store this elsewhere?
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static constexpr char funcExtension[] = "func"; // TODO: store this elsewhere?
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static constexpr const char * k_extensions[] = {expExtension, funcExtension};
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//static constexpr char seqExtension[] = "seq";
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// Storage information
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static bool SymbolAbstractNameIsFree(const char * baseName);
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// Expression from record
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static Poincare::Expression ExpressionFromRecord(Ion::Storage::Record record);
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static Poincare::Expression ExpressionFromSymbolRecord(Ion::Storage::Record record);
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static Poincare::Expression ExpressionFromFunctionRecord(Ion::Storage::Record record);
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// Set expression for record
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static Ion::Storage::Record::ErrorStatus SetExpressionForFunctionRecord(Poincare::Expression e, Ion::Storage::Record record, const char * baseName);
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// Destroy records
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static void DestroyRecordsBaseNamedWithoutExtension(const char * baseName, const char * extension);
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/* Expression for symbol
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* The expression recorded in global context is already an expression.
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* Otherwise, we would need the context and the angle unit to evaluate it */
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const Poincare::Expression expressionForSymbol(const Poincare::SymbolAbstract & symbol, bool clone) override;
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void setExpressionForSymbol(
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const Poincare::Expression & expression,
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const Poincare::SymbolAbstract & symbol,
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Poincare::Context & context) override;
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private:
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// Expression getters
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static const Poincare::Expression ExpressionForSymbolAndRecord(const Poincare::SymbolAbstract & symbol, Ion::Storage::Record r);
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static const Poincare::Expression ExpressionForActualSymbol(const Poincare::SymbolAbstract & symbol, Ion::Storage::Record r);
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static const Poincare::Expression ExpressionForFunction(const Poincare::SymbolAbstract & symbol, Ion::Storage::Record r) {
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assert(symbol.type() == Poincare::ExpressionNode::Type::Function);
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return ExpressionFromFunctionRecord(r);
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}
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// Expression setters
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static Ion::Storage::Record::ErrorStatus SetExpressionForActualSymbol(const Poincare::Expression & expression, const Poincare::SymbolAbstract & symbol, Ion::Storage::Record previousRecord);
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static Ion::Storage::Record::ErrorStatus SetExpressionForFunction(const Poincare::Expression & expression, const Poincare::SymbolAbstract & symbol, Ion::Storage::Record previousRecord);
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// Record getter
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static Ion::Storage::Record SymbolAbstractRecordWithBaseName(const char * name);
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};
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}
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#endif
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