Method onRender

Engine/source/gui/containers/guiFormCtrl.cpp:244–311

}

void GuiFormCtrl::onRender(Point2I offset, const RectI &updateRect)
{
   // Fill in the control's child area
   RectI boundsRect(offset, getExtent());
   boundsRect.point.y += mThumbSize.y;
   boundsRect.extent.y -= mThumbSize.y;

   // draw the border of the form if specified
   if (mProfile->mOpaque)
      GFX->getDrawUtil()->drawRectFill(boundsRect, mProfile->mFillColor);

   if (mProfile->mBorder)
      renderBorder(boundsRect, mProfile);

   // If we don't have a child, put some text in the child area
   if( empty() )
   {
      GFX->getDrawUtil()->setBitmapModulation(ColorI(0,0,0));
      renderJustifiedText(boundsRect.point, boundsRect.extent, "[none]");
   }

   S32 textWidth = 0;

   // Draw our little bar, too
   if (mProfile->mBitmapArrayRects.size() >= 5)
   {
      GFX->getDrawUtil()->clearBitmapModulation();

      S32 barStart = offset.x + textWidth;
      S32 barTop   = mThumbSize.y / 2 + offset.y - mProfile->mBitmapArrayRects[3].extent.y / 2;

      Point2I barOffset(barStart, barTop);

      // Draw the start of the bar...
      GFX->getDrawUtil()->drawBitmapStretchSR(mProfile->mTextureObject ,RectI(barOffset, mProfile->mBitmapArrayRects[2].extent), mProfile->mBitmapArrayRects[2] );

      // Now draw the middle...
      barOffset.x += mProfile->mBitmapArrayRects[2].extent.x;

      S32 barMiddleSize = (getExtent().x - (barOffset.x - offset.x)) - mProfile->mBitmapArrayRects[4].extent.x + 1;

      if (barMiddleSize > 0)
      {
         // We have to do this inset to prevent nasty stretching artifacts
         RectI foo = mProfile->mBitmapArrayRects[3];
         foo.inset(1,0);

         GFX->getDrawUtil()->drawBitmapStretchSR(
            mProfile->mTextureObject,
            RectI(barOffset, Point2I(barMiddleSize, mProfile->mBitmapArrayRects[3].extent.y)),
            foo
            );
      }

      // And the end
      barOffset.x += barMiddleSize;

      GFX->getDrawUtil()->drawBitmapStretchSR( mProfile->mTextureObject, RectI(barOffset, mProfile->mBitmapArrayRects[4].extent),