98 lines
1.7 KiB
C++
98 lines
1.7 KiB
C++
#include "base_opt.h"
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#include <json/gb_json.h>
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#include "../../../sdk/include/huagao/hgscanner_error.h"
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sane_opt_provider::sane_opt_provider()
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{
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set_where(nullptr);
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}
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sane_opt_provider::~sane_opt_provider()
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{
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for (auto& v : following_)
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v.second->release();
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following_.clear();
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}
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bool sane_opt_provider::set_opt_json_text(char* txt)
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{
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gb_json* jsn = new gb_json();
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bool ret = jsn->attach_text(txt);
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jsn->release();
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if (ret)
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opt_jsn_txt_ = txt;
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else
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opt_jsn_txt_ = "";
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return ret;
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}
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void sane_opt_provider::set_where(const char* where)
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{
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if (where && *where)
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{
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where_ = where;
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}
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else
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{
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char buf[20] = { 0 };
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sprintf(buf, "%p", this);
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where_ = buf;
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}
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}
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const char* sane_opt_provider::get_opt_json(void)
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{
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return opt_jsn_txt_.c_str();
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}
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const char* sane_opt_provider::from(void)
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{
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return where_.c_str();
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}
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void sane_opt_provider::set_following_provider(const char* name, sane_opt_provider* following)
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{
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if (following_.count(name))
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{
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following_[name]->release();
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following_.erase(name);
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}
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if (following)
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{
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following_[name] = following;
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following->add_ref();
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}
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}
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sane_opt_provider* sane_opt_provider::get_following(const char* name)
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{
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sane_opt_provider* prvd = nullptr;
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if (following_.count(name))
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{
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prvd = following_[name];
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if (prvd)
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prvd->add_ref();
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}
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return prvd;
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}
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char* sane_opt_provider::get_value(const char* name, void* value, size_t* size, int* err)
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{
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if (err)
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*err = SCANNER_ERR_DEVICE_NOT_SUPPORT;
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if (size)
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*size = 0;
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return nullptr;
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}
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int sane_opt_provider::set_value(const char* name, void* val)
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{
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return SCANNER_ERR_DEVICE_NOT_SUPPORT;
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}
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void sane_opt_provider::enable(const char* name, bool able)
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{}
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