Method onRender

Engine/source/gui/game/guiMessageVectorCtrl.cpp:682–758

--------------------------------------------------------------------------

//--------------------------------------------------------------------------
void GuiMessageVectorCtrl::onRender(Point2I      offset,
                                    const RectI& updateRect)
{
   GFXDrawUtil *drawer = GFX->getDrawUtil();

   Parent::onRender(offset, updateRect);
   if (isAttached()) {
      U32 linePixels = mProfile->mFont->getHeight() + mLineSpacingPixels;
      U32 currLine   = 0;
      ColorI lastColor = mProfile->mFontColor;
      for (U32 i = 0; i < mMessageVector->getNumLines(); i++) {

         TextElement* pElement = mLineElements[i].headLineElements;
         while (pElement != NULL) {
            Point2I localStart(pElement == mLineElements[i].headLineElements ? 0 : mLineContinuationIndent, currLine * linePixels);

            Point2I globalCheck  = localToGlobalCoord(localStart);
            U32 globalRangeStart = globalCheck.y;
            U32 globalRangeEnd   = globalCheck.y + mProfile->mFont->getHeight();
            if (globalRangeStart > updateRect.point.y + updateRect.extent.y ||
                globalRangeEnd   < updateRect.point.y) {
               currLine++;
               pElement = pElement->nextPhysicalLine;
               continue;
            }

            TextElement* walkAcross = pElement;
            while (walkAcross) {
               if (walkAcross->start > walkAcross->end)
                  break;

               Point2I globalStart  = localToGlobalCoord(localStart);

               U32 strWidth;
               if (walkAcross->specialReference == -1) {
                  drawer->setBitmapModulation(lastColor);
                  drawer->setTextAnchorColor(mProfile->mFontColor);
                  strWidth = drawer->drawTextN(mProfile->mFont, globalStart, &mMessageVector->getLine(i).message[walkAcross->start],
                                          walkAcross->end - walkAcross->start + 1, mProfile->mFontColors, mMaxColorIndex);
                  drawer->getBitmapModulation(&lastColor);	// in case an embedded color tag changed it
               } else {
                  drawer->getBitmapModulation( &lastColor );
                  drawer->setBitmapModulation(mSpecialColor);
                  drawer->setTextAnchorColor(mProfile->mFontColor);
                  strWidth = drawer->drawTextN(mProfile->mFont, globalStart, &mMessageVector->getLine(i).message[walkAcross->start],
                                          walkAcross->end - walkAcross->start + 1);

                  // in case we have 2 in a row...
                  drawer->setBitmapModulation(lastColor);
               }

               // drawTextN returns the rightmost X coord, so subtract leftmost coord to get the width
               strWidth -= globalStart.x;

               if (walkAcross->specialReference != -1) {
                  Point2I lineStart = localStart;
                  Point2I lineEnd   = localStart;
                  lineStart.y += mProfile->mFont->getBaseline() + 1;