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Add support for Unicode rendering (#47)

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This uses utfcpp combined with a custom font, in the form of a PNG and text file. By default, the game acts exactly as it did before; custom fonts can be provided by third parties.
This commit is contained in:
leo60228
2020-01-31 13:25:37 -05:00
committed by GitHub
parent 98ac1fdb53
commit 6a17625727
10 changed files with 505 additions and 87 deletions
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10
desktop_version/src/KeyPoll.cpp
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@@ -1,6 +1,7 @@
#include "KeyPoll.h"
#include <stdio.h>
#include <string.h>
#include <utf8/unchecked.h>
void KeyPoll::setSensitivity(int _value)
{
@@ -94,11 +95,12 @@ void KeyPoll::Poll()
if (textentrymode)
{
if (evt.key.keysym.sym == SDLK_BACKSPACE)
if (evt.key.keysym.sym == SDLK_BACKSPACE && !keybuffer.empty())
{
bool kbemptybefore = keybuffer.empty();
keybuffer = keybuffer.substr(0, keybuffer.length() - 1);
if (!kbemptybefore && keybuffer.empty())
std::string::iterator iter = keybuffer.end();
utf8::unchecked::prior(iter);
keybuffer = keybuffer.substr(0, iter - keybuffer.begin());
if (keybuffer.empty())
{
linealreadyemptykludge = true;
}