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Code Issues Releases Activity

Implement Unicode support for ingame console

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This commit is contained in:
AlexVinS 2014-07-02 19:16:05 +04:00
parent 195eae48ca
commit 9797372dbe
5 changed files with 82 additions and 28 deletions
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44
client/GUIClasses.cpp
View File

@ -3946,7 +3946,7 @@ void CInGameConsole::keyPressed (const SDL_KeyboardEvent & key)
{
if(enteredText.size() > 1)
{
enteredText.resize(enteredText.size()-1);
Unicode::trimRight(enteredText,1);
enteredText[enteredText.size()-1] = '_';
refreshEnteredText();
}
@ -3999,14 +3999,43 @@ void CInGameConsole::keyPressed (const SDL_KeyboardEvent & key)
refreshEnteredText();
}
}
#endif // 0
#endif // VCMI_SDL1
break;
}
}
}
#ifndef VCMI_SDL1
void CInGameConsole::textInputed(const SDL_TextInputEvent & event)
{
if(!captureAllKeys || enteredText.size() == 0)
return;
enteredText.resize(enteredText.size()-1);
enteredText += event.text;
enteredText += "_";
refreshEnteredText();
}
void CInGameConsole::textEdited(const SDL_TextEditingEvent & event)
{
//do nothing here
}
#endif // VCMI_SDL1
void CInGameConsole::startEnteringText()
{
#ifndef VCMI_SDL1
if (SDL_IsTextInputActive() == SDL_FALSE)
{
SDL_StartTextInput();
}
SDL_SetTextInputRect(&pos);
#endif
enteredText = "_";
if(GH.topInt() == adventureInt)
{
@ -4024,6 +4053,13 @@ void CInGameConsole::startEnteringText()
void CInGameConsole::endEnteringText(bool printEnteredText)
{
#ifndef VCMI_SDL1
if (SDL_IsTextInputActive() == SDL_TRUE)
{
SDL_StopTextInput();
}
#endif
prevEntDisp = -1;
if(printEnteredText)
{
@ -4062,7 +4098,11 @@ void CInGameConsole::refreshEnteredText()
CInGameConsole::CInGameConsole() : prevEntDisp(-1), defaultTimeout(10000), maxDisplayedTexts(10)
{
#ifdef VCMI_SDL1
addUsedEvents(KEYBOARD);
#else
addUsedEvents(KEYBOARD | TEXTINPUT);
#endif
}
CGarrisonWindow::CGarrisonWindow( const CArmedInstance *up, const CGHeroInstance *down, bool removableUnits ):

5
client/GUIClasses.h
View File

@ -834,6 +834,11 @@ public:
void print(const std::string &txt);
void keyPressed (const SDL_KeyboardEvent & key); //call-in
#ifndef VCMI_SDL1
void textInputed(const SDL_TextInputEvent & event) override;
void textEdited(const SDL_TextEditingEvent & event) override;
#endif // VCMI_SDL1
void startEnteringText();
void endEnteringText(bool printEnteredText);
void refreshEnteredText();

29
client/gui/CIntObjectClasses.cpp
View File

@ -1616,30 +1616,7 @@ void CTextInput::clickLeft( tribool down, bool previousState )
void CTextInput::keyPressed( const SDL_KeyboardEvent & key )
{
auto trim = [](std::string & s){
if(s.empty())
return;
auto b = s.begin();
auto e = s.end();
size_t lastLen = 0;
size_t len = 0;
while (b != e) {
lastLen = len;
size_t n = Unicode::getCharacterSize(*b);
if(!Unicode::isValidCharacter(&(*b),e-b))
{
logGlobal->errorStream() << "Invalid UTF8 sequence";
break;//invalid sequence will be trimmed
}
len += n;
b += n;
}
s.resize(lastLen);
};
if(!focus || key.state != SDL_PRESSED)
return;
@ -1661,12 +1638,12 @@ void CTextInput::keyPressed( const SDL_KeyboardEvent & key )
case SDLK_BACKSPACE:
if(!newText.empty())
{
trim(newText);
Unicode::trimRight(newText);
redrawNeeded = true;
}
else if(!text.empty())
{
trim(text);
Unicode::trimRight(text);
redrawNeeded = true;
}
break;

29
lib/CGeneralTextHandler.cpp
View File

@ -126,6 +126,35 @@ std::string Unicode::fromUnicode(const std::string &text, const std::string &enc
return boost::locale::conv::from_utf<char>(text, encoding);
}
void Unicode::trimRight(std::string & text, const size_t amount/* =1 */)
{
if(text.empty())
return;
//todo: more efficient algorithm
for(int i = 0; i< amount; i++){
auto b = text.begin();
auto e = text.end();
size_t lastLen = 0;
size_t len = 0;
while (b != e) {
lastLen = len;
size_t n = getCharacterSize(*b);
if(!isValidCharacter(&(*b),e-b))
{
logGlobal->errorStream() << "Invalid UTF8 sequence";
break;//invalid sequence will be trimmed
}
len += n;
b += n;
}
text.resize(lastLen);
}
}
//Helper for string -> float conversion
class LocaleWithComma: public std::numpunct<char>
{

3
lib/CGeneralTextHandler.h
View File

@ -38,6 +38,9 @@ namespace Unicode
/// NOTE: usage of these functions should be avoided if possible
std::string DLL_LINKAGE fromUnicode(const std::string & text);
std::string DLL_LINKAGE fromUnicode(const std::string & text, const std::string & encoding);
///delete (amount) UTF characters from right
DLL_LINKAGE void trimRight(std::string & text, const size_t amount = 1);
};
class CInputStream;