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// Copyright 2016 Google Inc. All Rights Reserved.
//
// 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
//
// http://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 "starboard/shared/input/key_charcode_conversion_internal.h"
#include "starboard/key.h"
namespace starboard {
namespace shared {
namespace input {
wchar_t KeyToCharCodeWithShift(SbKey key) {
// Space is unaffected (keycode is same as Unicode).
// Characters are unaffected (keycode is uppercase by default).
// Numbers map to the corresponding symbol.
// Special symbols take on their shifted value.
if (key == SbKey::kSbKeySpace) {
return key;
}
if (key >= SbKey::kSbKeyA && key <= SbKey::kSbKeyZ) {
return key;
}
switch (key) {
case SbKey::kSbKey0:
return ')';
case SbKey::kSbKey1:
return '!';
case SbKey::kSbKey2:
return '@';
case SbKey::kSbKey3:
return '#';
case SbKey::kSbKey4:
return '$';
case SbKey::kSbKey5:
return '%';
case SbKey::kSbKey6:
return '^';
case SbKey::kSbKey7:
return '&';
case SbKey::kSbKey8:
return '*';
case SbKey::kSbKey9:
return '(';
case SbKey::kSbKeyOem1:
return ':';
case SbKey::kSbKeyOemPlus:
return '+';
case SbKey::kSbKeyOemComma:
return '<';
case SbKey::kSbKeyOemMinus:
return '_';
case SbKey::kSbKeyOemPeriod:
return '>';
case SbKey::kSbKeyOem2:
return '?';
case SbKey::kSbKeyOem3:
return '~';
case SbKey::kSbKeyOem4:
return '{';
case SbKey::kSbKeyOem5:
return '|';
case SbKey::kSbKeyOem6:
return '}';
case SbKey::kSbKeyOem7:
return '"';
default:
return 0;
}
}
wchar_t KeyToCharCodeNoShift(SbKey key) {
// Space keycode corresponds to Unicode value.
// Numbers are unaffected (keycode corresponds to correct Unicode value).
// Characters are mapped from uppercase to lowercase.
// Special symbols use their unshifted value.
if (key == SbKey::kSbKeySpace) {
return key;
}
if (key >= SbKey::kSbKey0 && key <= SbKey::kSbKey9) {
return key;
}
if (key >= SbKey::kSbKeyA && key <= SbKey::kSbKeyZ) {
return key + 32;
}
switch (key) {
case SbKey::kSbKeyOem1:
return ';';
case SbKey::kSbKeyOemPlus:
return '=';
case SbKey::kSbKeyOemComma:
return ',';
case SbKey::kSbKeyOemMinus:
return '-';
case SbKey::kSbKeyOemPeriod:
return '.';
case SbKey::kSbKeyOem2:
return '/';
case SbKey::kSbKeyOem3:
return '`';
case SbKey::kSbKeyOem4:
return '[';
case SbKey::kSbKeyOem5:
return '\\';
case SbKey::kSbKeyOem6:
return ']';
case SbKey::kSbKeyOem7:
return '\'';
default:
return 0;
}
}
wchar_t ComputeCharCode(SbKey key, uint32_t modifiers) {
if (modifiers & SbKeyModifiers::kSbKeyModifiersShift) {
return KeyToCharCodeWithShift(key);
} else {
return KeyToCharCodeNoShift(key);
}
}
} // namespace input
} // namespace shared
} // namespace starboard