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// Copyright 2021 Benjamin Barenblat
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy of
// the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.
#include "goldfishterm/simple.h"
#include <termios.h>
#include <stdexcept>
#include <vector>
#include "goldfishterm/internal/emit.h"
#include "goldfishterm/terminfo.h"
#include "third_party/abseil/absl/strings/str_cat.h"
#include "third_party/abseil/absl/strings/string_view.h"
namespace goldfishterm {
namespace {
using ::goldfishterm_internal::InterpretStringCapability;
using ::goldfishterm_internal::InterpretStringCapabilityInput;
StringCapability CursorVisibilityCapability(CursorVisibility v) {
switch (v) {
case CursorVisibility::kInvisible:
return StringCapability::kCursorInvisible;
case CursorVisibility::kNormal:
return StringCapability::kCursorNormal;
case CursorVisibility::kVeryVisible:
return StringCapability::kCursorVisible;
default:
throw std::invalid_argument(absl::StrCat("invalid CursorVisibility ", v));
}
}
} // namespace
SimpleTerminalOutput::SimpleTerminalOutput(absl::string_view terminal_name,
const termios& tty,
std::ostream& out)
: terminfo_(TerminfoEntry::FromSystemDatabase(terminal_name)),
baud_(cfgetospeed(&tty)),
out_(out) {}
void SimpleTerminalOutput::SetCursorVisibility(CursorVisibility v) {
return Emit(CursorVisibilityCapability(v));
}
void SimpleTerminalOutput::Emit(
StringCapability cap,
std::vector<goldfishterm_internal::StringCapabilityParameter> parameters) {
goldfishterm_internal::Emit(
InterpretStringCapability(
InterpretStringCapabilityInput(terminfo_, terminfo_.get(cap).value(),
std::move(parameters), /*baud=*/baud_,
/*lines_affected=*/1))
.terms,
out_);
}
} // namespace goldfishterm
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