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#include <string.h>
#include <iostream>
#include <stdexcept>
#include <xf86drm.h>
#include <xf86drmMode.h>
#include "kms++.h"
using namespace std;
namespace kms
{
DrmObject::DrmObject(Card& card, uint32_t object_type)
:m_card(card), m_id(-1), m_object_type(object_type)
{
}
DrmObject::DrmObject(Card& card, uint32_t id, uint32_t object_type, uint32_t idx)
:m_card(card), m_id(id), m_object_type(object_type), m_idx(idx)
{
refresh_props();
}
DrmObject::~DrmObject()
{
}
void DrmObject::refresh_props()
{
auto props = drmModeObjectGetProperties(card().fd(), this->id(), this->object_type());
if (props == nullptr)
return;
for (unsigned i = 0; i < props->count_props; ++i) {
uint32_t prop_id = props->props[i];
uint64_t prop_value = props->prop_values[i];
m_prop_values[prop_id] = prop_value;
}
drmModeFreeObjectProperties(props);
}
void DrmObject::print_props() const
{
for (auto it = m_prop_values.begin(); it != m_prop_values.end(); ++it) {
cout << "\t" << card().get_prop(it->first)->name() <<
" = " << it->second << endl;
}
}
uint64_t DrmObject::get_prop_value(uint32_t id) const
{
return m_prop_values.at(id);
}
uint64_t DrmObject::get_prop_value(const string& name) const
{
for (auto pair : m_prop_values) {
auto prop = card().get_prop(pair.first);
if (name == prop->name())
return m_prop_values.at(prop->id());
}
throw invalid_argument(string(name) + ": property not found");
}
void DrmObject::set_id(uint32_t id)
{
m_id = id;
}
}
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