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WINTERMUTE: Fix printable flag for keyboard state

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_currentPrintable was set depending on _currentCharCode, which is 112
for both F1 and 'p' keys, fixed after detailed research on which keys
should be considered printable
This commit is contained in:
lolbot-iichan 2018-08-17 00:12:23 +03:00 committed by Tobia Tesan
parent 8175439e3b
commit 20816b9f90
1 changed files with 43 additions and 35 deletions
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78
engines/wintermute/base/base_keyboard_state.cpp
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@ -198,20 +198,46 @@ const char *BaseKeyboardState::scToString() {
//////////////////////////////////////////////////////////////////////////
bool BaseKeyboardState::readKey(Common::Event *event) {
//_currentPrintable = (event->type == SDL_TEXTINPUT); // TODO
_currentCharCode = keyCodeToVKey(event);
// convert all lowercase keys to uppercase to make it easier for handling later on for consistency
if (Common::isLower(_currentCharCode) && (event->kbd.hasFlags(Common::KBD_SHIFT) || event->kbd.flags & Common::KBD_CAPS)) {
if (!(event->kbd.keycode >= Common::KEYCODE_F1 && event->kbd.keycode <= Common::KEYCODE_F12)) {
_currentCharCode = toupper(_currentCharCode);
}
}
// Verify that this is a printable ISO-8859-character (including the upper charset)
if ((_currentCharCode <= 0x7E && _currentCharCode >= 0x20) || (_currentCharCode <= 0xFF && _currentCharCode >= 0xA0)) {
_currentPrintable = true;
} else {
Common::KeyCode code = event->kbd.keycode;
if (event->type != Common::EVENT_KEYDOWN) {
_currentCharCode = 0;
_currentPrintable = false;
}
// use ASCII value if key pressed is an alphanumeric or punctuation key
// keys pressed on numpad are handled in next 2 blocks
else if (code > Common::KEYCODE_SPACE && code < Common::KEYCODE_DELETE) {
_currentCharCode = event->kbd.ascii;
_currentPrintable = true;
}
// use ASCII value for numpad '/', '*', '-', '+'
else if (code >= Common::KEYCODE_KP_DIVIDE && code <= Common::KEYCODE_KP_PLUS) {
_currentCharCode = event->kbd.ascii;
_currentPrintable = true;
}
// if NumLock is active, use ASCII for numpad keys '0'~'9' and '.'
// keys pressed on numpad without NumLock are considered as normal keycodes, handled in the next block
else if ((code >= Common::KEYCODE_KP0 && code <= Common::KEYCODE_KP_PERIOD) && ((event->kbd.flags & Common::KBD_NUM) != 0)) {
_currentCharCode = event->kbd.ascii;
_currentPrintable = true;
}
// use keyCodeToVKey mapping for all other events
// some keys are printable from those keys
else {
_currentCharCode = keyCodeToVKey(event);
_currentPrintable = code == Common::KEYCODE_BACKSPACE ||
code == Common::KEYCODE_TAB ||
code == Common::KEYCODE_RETURN ||
code == Common::KEYCODE_KP_ENTER ||
code == Common::KEYCODE_ESCAPE ||
code == Common::KEYCODE_SPACE;
}
//_currentKeyData = KeyData;
_currentControl = isControlDown();
@ -269,15 +295,13 @@ bool BaseKeyboardState::isCurrentPrintable() const {
//////////////////////////////////////////////////////////////////////////
enum VKeyCodes {
kVkBack = 8,
kVkTab = 9,
kVkReturn = 13,
kVkBack = 8, //printable
kVkTab = 9, //printable
kVkReturn = 13, //printable
kVkPause = 19,
kVkEscape = 27, //printable
kVkSpace = 32, //printable
kVkEscape = 27,
kVkSpace = 32,
kVkEnd = 35,
kVkHome = 36,
kVkLeft = 37,
@ -304,22 +328,6 @@ enum VKeyCodes {
//////////////////////////////////////////////////////////////////////////
uint32 BaseKeyboardState::keyCodeToVKey(Common::Event *event) {
// todo
if (event->type != Common::EVENT_KEYDOWN) {
return 0;
}
// return ASCII value if key pressed is an alphanumeric key
// number keys pressed on numpad are handled in next block
if (Common::isAlnum(event->kbd.keycode)) {
return event->kbd.ascii;
}
// if NumLock is active, return ASCII for numpad keys
// keys pressed on numpad without NumLock are considered as normal keycodes, handled in the next block
if (Common::isDigit(event->kbd.ascii) && ((event->kbd.flags & Common::KBD_NUM) != 0)) {
return event->kbd.ascii;
}
switch (event->kbd.keycode) {
case Common::KEYCODE_BACKSPACE:
return kVkBack;