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cscore: Add properties support to VideoSink (#1228)

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Refactor the Property internals into PropertyContainer.
This commit is contained in:
Peter Johnson
2018-07-27 22:12:30 -07:00
committed by GitHub
parent c9a75a119a
commit 9398278250
24 changed files with 695 additions and 389 deletions
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64
cscore/src/main/native/cpp/PropertyImpl.cpp Normal file
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/*----------------------------------------------------------------------------*/
/* Copyright (c) 2016-2018 FIRST. All Rights Reserved. */
/* Open Source Software - may be modified and shared by FRC teams. The code */
/* must be accompanied by the FIRST BSD license file in the root directory of */
/* the project. */
/*----------------------------------------------------------------------------*/
#include "PropertyImpl.h"
using namespace cs;
PropertyImpl::PropertyImpl(wpi::StringRef name_) : name{name_} {}
PropertyImpl::PropertyImpl(wpi::StringRef name_, CS_PropertyKind kind_,
int step_, int defaultValue_, int value_)
: name{name_},
propKind{kind_},
step{step_},
defaultValue{defaultValue_},
value{value_} {}
PropertyImpl::PropertyImpl(wpi::StringRef name_, CS_PropertyKind kind_,
int minimum_, int maximum_, int step_,
int defaultValue_, int value_)
: name{name_},
propKind{kind_},
hasMinimum{true},
hasMaximum{true},
minimum{minimum_},
maximum{maximum_},
step{step_},
defaultValue{defaultValue_},
value{value_} {}
void PropertyImpl::SetValue(int v) {
int oldValue = value;
if (hasMinimum && v < minimum)
value = minimum;
else if (hasMaximum && v > maximum)
value = maximum;
else
value = v;
bool wasValueSet = valueSet;
valueSet = true;
if (!wasValueSet || value != oldValue) changed();
}
void PropertyImpl::SetValue(wpi::StringRef v) {
bool valueChanged = false;
if (valueStr != v) {
valueStr = v;
valueChanged = true;
}
bool wasValueSet = valueSet;
valueSet = true;
if (!wasValueSet || valueChanged) changed();
}
void PropertyImpl::SetDefaultValue(int v) {
if (hasMinimum && v < minimum)
defaultValue = minimum;
else if (hasMaximum && v > maximum)
defaultValue = maximum;
else
defaultValue = v;
}