// Copyright 2014 The Flutter Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. import 'package:path/path.dart' as path; import 'base_code_gen.dart'; import 'logical_key_data.dart'; import 'physical_key_data.dart'; import 'utils.dart'; String _toUpperCammel(String lowerCammel) { return lowerCammel.substring(0, 1).toUpperCase() + lowerCammel.substring(1); } /// Generates the common/testing/key_codes.h based on the information in the key /// data structure given to it. class KeyCodesCcGenerator extends BaseCodeGenerator { KeyCodesCcGenerator(super.keyData, super.logicalData); /// Gets the generated definitions of PhysicalKeyboardKeys. String get _physicalDefinitions { final OutputLines<int> lines = OutputLines<int>('Physical Key list'); for (final PhysicalKeyEntry entry in keyData.entries) { lines.add(entry.usbHidCode, ''' constexpr uint64_t kPhysical${_toUpperCammel(entry.constantName)} = ${toHex(entry.usbHidCode)};'''); } return lines.sortedJoin().trimRight(); } /// Gets the generated definitions of PhysicalKeyboardKeys. String get _logicalDefinitions { final OutputLines<int> lines = OutputLines<int>('Logical Key list'); for (final LogicalKeyEntry entry in logicalData.entries) { lines.add(entry.value, ''' constexpr uint64_t kLogical${_toUpperCammel(entry.constantName)} = ${toHex(entry.value, digits: 11)};'''); } return lines.sortedJoin().trimRight(); } @override String get templatePath => path.join(dataRoot, 'key_codes_h.tmpl'); @override Map<String, String> mappings() { return <String, String>{ 'LOGICAL_KEY_DEFINITIONS': _logicalDefinitions, 'PHYSICAL_KEY_DEFINITIONS': _physicalDefinitions, }; } }