本文整理汇总了C++中VideoPtr::FindClosestCarretPosition方法的典型用法代码示例。如果您正苦于以下问题：C++ VideoPtr::FindClosestCarretPosition方法的具体用法？C++ VideoPtr::FindClosestCarretPosition怎么用？C++ VideoPtr::FindClosestCarretPosition使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类VideoPtr的用法示例。
在下文中一共展示了VideoPtr::FindClosestCarretPosition方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: PlaceInput
void GSGUI_STRING_INPUT::PlaceInput(const Vector2& pos, const str_type::string& font, const unsigned int nMaxChars,
const float size, const Color& dwColor, VideoPtr video,
InputPtr input)
{
const unsigned int time = video->GetElapsedTime();
if ((time-lastBlink) > blinkTime)
{
showingCarret = showingCarret==0 ? 1 : 0;
lastBlink = video->GetElapsedTime();
}
// pick the text cursor position with a mouse click
if (input->GetLeftClickState() == GSKS_HIT)
{
cursor = video->FindClosestCarretPosition(font, ss, pos, input->GetCursorPositionF(video));
}
// don't let the cursor exceed the text range
cursor = Min(cursor, static_cast<unsigned int>(ss.length()));
str_type::char_t lastInput = input->GetLastCharInput();
if (lastInput != '\0' && ss.length() < nMaxChars)
{
if (numbersOnly)
{
if ((lastInput < 'a' || lastInput > 'z') &&
(lastInput < 'A' || lastInput > 'Z'))
{
ss.insert(cursor, 1, lastInput);
}
}
else
{
ss.insert(cursor, 1, lastInput);
}
cursor++;
}
if (input->GetKeyState(GSK_BACK) == GSKS_HIT)
{
if (cursor > 0)
{
ss.erase(cursor-1, 1);
cursor--;
}
}
if (input->GetKeyState(GSK_DELETE) == GSKS_HIT)
{
if (cursor < ss.length())
{
ss.erase(cursor, 1);
}
}
if (input->GetKeyState(GSK_LEFT) == GSKS_HIT)
{
if (cursor > 0)
cursor--;
}
if (input->GetKeyState(GSK_RIGHT) == GSKS_HIT)
{
cursor = Min(++cursor, static_cast<unsigned int>(ss.length()));
}
if (input->GetKeyState(GSK_END) == GSKS_HIT)
{
SendCursorToEnd();
}
const Vector2 cursorPosition = video->ComputeCarretPosition(font, ss, cursor);
video->DrawBitmapText(pos, ss, font, dwColor);
if (showingCarret==1)
video->DrawRectangle(cursorPosition+pos-Vector2(2,0), Vector2(2,size), gs2d::constant::BLACK, gs2d::constant::BLACK, gs2d::constant::BLACK, gs2d::constant::BLACK, 0.0f);
}