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Attach value checks to properties.

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This commit is contained in:
Maxim Poliakovski 2020-10-09 15:58:47 +02:00
parent 246a7f2082
commit a3b17d46ce
2 changed files with 79 additions and 32 deletions
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13
machines/machinefactory.cpp
View File

@ -35,6 +35,7 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
#include <iostream>
#include <map>
#include <memory>
#include <vector>
#include <thirdparty/loguru/loguru.hpp>
using namespace std;
@ -65,10 +66,14 @@ static const map<uint32_t, std::tuple<string, const char*>> rom_identity = {
};
static const PropMap GossamerSettings = {
{"rambank1_size", new IntProperty("256")},
{"rambank2_size", new IntProperty("0") },
{"rambank3_size", new IntProperty("0") },
{"gfxmem_size", new IntProperty("2") }
{"rambank1_size",
new IntProperty(256, vector<uint32_t>({8, 16, 64, 128, 256}))},
{"rambank2_size",
new IntProperty( 0, vector<uint32_t>({0, 8, 16, 64, 128, 256}))},
{"rambank3_size",
new IntProperty( 0, vector<uint32_t>({0, 8, 16, 64, 128, 256}))},
{"gfxmem_size",
new IntProperty( 2, vector<uint32_t>({2, 4}))},
};
static const map<string, tuple<PropMap, function<int(void)>>> machines = {

98
machines/machineproperties.h
View File

@ -4,8 +4,8 @@
#include <string>
#include <map>
#include <memory>
#include <iostream>
#include <utility>
#include <vector>
#ifndef MACHINE_PROPERTIES_H
#define MACHINE_PROPERTIES_H
@ -21,6 +21,14 @@ enum PropType : int {
PROP_TYPE_INTEGER = 2,
};
/** Check types for property values. */
enum CheckType : int {
CHECK_TYPE_NONE = 0,
CHECK_TYPE_RANGE = 1,
CHECK_TYPE_CHOICE = 2,
};
/** Abstract base class for properties. */
class BasicProperty {
public:
BasicProperty(PropType type, string val) {
@ -30,6 +38,7 @@ public:
virtual ~BasicProperty() = default;
/* Clone method for copying derived property objects. */
virtual BasicProperty* clone() const = 0;
string get_string() {
@ -50,42 +59,49 @@ protected:
};
/** Property class that holds a string value. */
class StrProperty : public BasicProperty {
public:
StrProperty(string str)
: BasicProperty(PROP_TYPE_STRING, str) {}
BasicProperty* clone() const { return new StrProperty(*this); }
uint32_t IntRep() {
try {
return strtoul(get_string().c_str(), 0, 0);
} catch (string bad_string) {
cerr << "Could not convert string " << bad_string << "to an ineteger!" << endl;
return ILLEGAL_DEVICE_VALUE;
}
}
};
/** Property class that holds an integer value. */
class IntProperty : public BasicProperty {
public:
IntProperty(string str)
: BasicProperty(PROP_TYPE_INTEGER, str)
/* construct an integer property without value check. */
IntProperty(uint32_t val)
: BasicProperty(PROP_TYPE_INTEGER, to_string(val))
{
this->int_val = 0;
this->min = std::numeric_limits<uint32_t>::min();
this->max = std::numeric_limits<uint32_t>::max();
this->int_val = val;
this->min = std::numeric_limits<uint32_t>::min();
this->max = std::numeric_limits<uint32_t>::max();
this->check_type = CHECK_TYPE_NONE;
this->vec.clear();
}
IntProperty(string str, uint32_t min, uint32_t max)
: BasicProperty(PROP_TYPE_INTEGER, str)
/* construct an integer property with a predefined range. */
IntProperty(uint32_t val, uint32_t min, uint32_t max)
: BasicProperty(PROP_TYPE_INTEGER, to_string(val))
{
this->int_val = 0;
this->min = min;
this->max = max;
this->int_val = val;
this->min = min;
this->max = max;
this->check_type = CHECK_TYPE_RANGE;
this->vec.clear();
}
this->int_val = this->get_int();
/* construct an integer property with a list of valid values. */
IntProperty(uint32_t val, vector<uint32_t> vec)
: BasicProperty(PROP_TYPE_INTEGER, to_string(val))
{
this->int_val = val;
this->min = std::numeric_limits<uint32_t>::min();
this->max = std::numeric_limits<uint32_t>::max();
this->check_type = CHECK_TYPE_CHOICE;
this->vec = vec;
}
BasicProperty* clone() const { return new IntProperty(*this); }
@ -94,9 +110,9 @@ public:
try {
uint32_t result = strtoul(this->get_string().c_str(), 0, 0);
/* perform range check */
if (result < this->min || result > this->max) {
LOG_F(ERROR, "Value %d out of range!", result);
/* perform value check */
if (!this->check_val(result)) {
LOG_F(ERROR, "Invalid property value %d!", result);
} else {
this->int_val = result;
}
@ -107,16 +123,42 @@ public:
return this->int_val;
}
protected:
bool check_val(uint32_t val) {
switch (this->check_type) {
case CHECK_TYPE_RANGE:
if (val < this->min || val > this->max)
return false;
else
return true;
case CHECK_TYPE_CHOICE:
if (find(this->vec.begin(), this->vec.end(), val) != this->vec.end())
return true;
else
return false;
default:
return true;
}
}
private:
uint32_t int_val;
uint32_t min;
uint32_t max;
uint32_t int_val;
CheckType check_type;
uint32_t min;
uint32_t max;
vector<uint32_t> vec;
};
/** Special map type for specifying machine presets. */
typedef map<string, BasicProperty*> PropMap;
/** Global map that holds settings for the running machine. */
extern map<string, unique_ptr<BasicProperty>> gMachineSettings;
/** Conveniency macros to hide complex casts. */
#define GET_STR_PROP(name) \
dynamic_cast<StrProperty*>(gMachineSettings.at(name).get())->get_string()
#define GET_INT_PROP(name) \
dynamic_cast<IntProperty*>(gMachineSettings.at(name).get())->get_int()