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38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
#ifndef SHARED_FUNCTION_STORE_H
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#define SHARED_FUNCTION_STORE_H
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#include "function.h"
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#include "expression_model_store.h"
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#include <stdint.h>
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namespace Shared {
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/* FunctionStore is a dumb class.
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* Its only job is to store functions and to give them a color. */
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class FunctionStore : public ExpressionModelStore {
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public:
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FunctionStore();
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virtual uint32_t storeChecksum() = 0;
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virtual Function * modelAtIndex(int i) override = 0;
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virtual Function * activeFunctionAtIndex(int i);
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virtual Function * definedFunctionAtIndex(int i);
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// Functions can be undefined when they have a color and a name but no content
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int numberOfDefinedFunctions();
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// An active function must be defined to be counted
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int numberOfActiveFunctions();
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virtual char symbol() const = 0;
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protected:
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static const char * const name(Shared::Function * f) { return f->name(); }
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static KDColor const color(Shared::Function * f) { return f->color(); }
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template<typename T> using AttributeGetter = T (*)(Function * f);
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template<typename T> T firstAvailableAttribute(T attributes[], AttributeGetter<T> attribute);
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private:
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virtual const char * firstAvailableName() = 0;
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virtual const KDColor firstAvailableColor() = 0;
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};
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}
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#endif
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