void VVirtualThumbStick::Reset()
{
m_fXValue = 0.0f;
m_fYValue = 0.0f;
m_iLastTouchPointIndex = -1;
// (Re)position thumb stick
const VRectanglef finalValidArea = m_spTouchArea->GetArea();
// Outer ring mask
const float fInitialX = finalValidArea.m_vMin.x + finalValidArea.GetSizeX() * m_fRelativeInitialX;
const float fInitialY = finalValidArea.m_vMin.y + finalValidArea.GetSizeY() * m_fRelativeInitialY;
m_spRingMask->GetTextureSize(m_iRingWidth, m_iRingHeight);
m_spRingMask->SetPos(
fInitialX - static_cast<float>(m_iRingWidth / 2),
fInitialY - static_cast<float>(m_iRingHeight / 2));
// Inner circle mask
m_iCircleCenterX = static_cast<int>(fInitialX);
m_iCircleCenterY = static_cast<int>(fInitialY);
m_spCircleMask->GetTextureSize(m_iCircleWidth, m_iCircleHeight);
m_spCircleMask->SetPos(
fInitialX - static_cast<float>(m_iCircleWidth / 2),
fInitialY - static_cast<float>(m_iCircleHeight / 2));
}
void VTextState::Paint(VGraphicsInfo *pGraphics, VWindowBase *pParentWnd, VColorRef iColor)
{
const char *szText = GetText();
if (!m_spFont || !szText || !szText[0])
return;
VRectanglef vParentRect = pParentWnd->GetClientRect(); // clipping box of parent control
if(!m_bCachedLinesValid)
{
m_lines.Reset();
m_lineOffsets.Reset();
float fLineHeight = m_spFont->GetFontHeight() * m_fRelativeFontHeight * m_fFontScaling;
if(!m_bTextWrap)
{
const char* szCurrentLine = szText;
for (const char* szPtr = szCurrentLine; *szPtr != '\0'; ++szPtr)
{
if (*szPtr == '\n')
{
VStaticString<512> line;
line.Set(szCurrentLine, static_cast<int>(szPtr - szCurrentLine));
m_lines.Add(line.AsChar());
szCurrentLine = szPtr + 1;
}
}
// Add the last line
if(*szCurrentLine)
{
m_lines.Add(szCurrentLine);
}
}
else
{
float fMaxLineWidth = vParentRect.GetSizeX() / m_fFontScaling;
// Wrap text into individual lines
{
const char *szCurrentLine = szText;
while (*szCurrentLine)
{
// byte offsets
int iByteOffsetAtWrapPosition;
int iByteOffsetAfterWrapPosition;
// search for next newline
const char *pNextNewLine = strchr(szCurrentLine, '\n');
// compute automatic wrap character index
int iCharCount = m_spFont->GetCharacterIndexAtPos(szCurrentLine, fMaxLineWidth, -1, false);
int iWrapOffset = VString::GetUTF8CharacterOffset(szCurrentLine, iCharCount);
if (pNextNewLine != NULL && (pNextNewLine - szCurrentLine) <= iWrapOffset)
{
// newline occurs before automatic text wrap
iByteOffsetAtWrapPosition = static_cast<int>(pNextNewLine - szCurrentLine);
iByteOffsetAfterWrapPosition = iByteOffsetAtWrapPosition + 1;
}
else if(strlen(szCurrentLine) <= iWrapOffset)
{
// End of text occurs before automatic text wrap
iByteOffsetAtWrapPosition = static_cast<int>(strlen(szCurrentLine));
iByteOffsetAfterWrapPosition = iByteOffsetAtWrapPosition;
}
else
{
// automatic text wrap
iByteOffsetAtWrapPosition = iWrapOffset;
if (iByteOffsetAtWrapPosition > 0)
{
// Go backwards and try to find white space
while (iByteOffsetAtWrapPosition > 0 && !IsWhiteSpace(szCurrentLine[iByteOffsetAtWrapPosition]))
{
iByteOffsetAtWrapPosition--;
}
// no whitespace found? then wrap inside word
if (iByteOffsetAtWrapPosition == 0)
{
iByteOffsetAtWrapPosition = iWrapOffset;
}
else
{
// Find end of next word
int iEndOfWord = iByteOffsetAtWrapPosition + 1;
while(szCurrentLine[iEndOfWord] && !IsWhiteSpace(szCurrentLine[iEndOfWord]))
{
iEndOfWord++;
}
// If the word does not fit into a line by itself, it will be wrapped anyway, so wrap it early to avoid ragged looking line endings
VRectanglef nextWordSize;
m_spFont->GetTextDimension(szCurrentLine + iByteOffsetAtWrapPosition, nextWordSize, iEndOfWord - iByteOffsetAtWrapPosition);
if(nextWordSize.GetSizeX() > fMaxLineWidth)
{
iByteOffsetAtWrapPosition = iWrapOffset;
}
}
}
else
{
// First character is already wider than the line
iByteOffsetAtWrapPosition = VString::GetUTF8CharacterOffset(szCurrentLine, 1);
}
iByteOffsetAfterWrapPosition = iByteOffsetAtWrapPosition;
}
// put together line
VStaticString<512> line;
line.Set(szCurrentLine, iByteOffsetAtWrapPosition);
m_lines.Add(line.AsChar());
szCurrentLine = &szCurrentLine[iByteOffsetAfterWrapPosition];
while(*szCurrentLine == ' ')
szCurrentLine++;
}
}
}
// Compute offset for each line
for(int iLineIdx = 0; iLineIdx < m_lines.GetLength(); iLineIdx++)
{
hkvVec2 offset = m_vOffset;
offset.x += m_spFont->GetTextPositionOfs(m_lines[iLineIdx], vParentRect.GetSize(), m_hAlign, m_vAlign, m_fFontScaling).x;
offset.y += iLineIdx * fLineHeight;
if (m_vAlign == VisFont_cl::ALIGN_CENTER)
{
offset.y += (vParentRect.GetSizeY() - fLineHeight * m_lines.GetSize()) * 0.5f;
}
else if (m_vAlign == VisFont_cl::ALIGN_BOTTOM)
{
offset.y += (vParentRect.GetSizeY() - fLineHeight * m_lines.GetSize());
}
m_lineOffsets.Add(offset);
}
m_bCachedLinesValid = true;
}
// Render lines
if (pGraphics)
{
VSimpleRenderState_t state = VGUIManager::DefaultGUIRenderState();
if (m_fFontScaling!=1.0f)
state.SetFlag(RENDERSTATEFLAG_FILTERING);
for(int iLineIdx = 0; iLineIdx < m_lines.GetLength(); iLineIdx++)
{
m_spFont->PrintText(&pGraphics->Renderer, vParentRect.m_vMin + m_lineOffsets[iLineIdx], m_lines[iLineIdx], iColor, state,
m_fFontScaling, m_pCustomBBox ? m_pCustomBBox : &vParentRect);
}
}
}