Method onRender

Engine/source/gui/controls/guiColorPicker.cpp:374–450

}

void GuiColorPickerCtrl::onRender(Point2I offset, const RectI& updateRect)
{
   if (mStateBlock.isNull())
   {
      GFXStateBlockDesc desc;
      desc.setBlend(true, GFXBlendSrcAlpha, GFXBlendInvSrcAlpha);
      desc.setZReadWrite(false);
      desc.zWriteEnable = false;
      desc.setCullMode(GFXCullNone);
      mStateBlock = GFX->createStateBlock(desc);
   }

   RectI boundsRect(offset, getExtent());
   renderColorBox(boundsRect);

   if (mPositionChanged || mBitmap == NULL)
   {
      bool nullBitmap = false;

      if (mPositionChanged == false && mBitmap == NULL)
         nullBitmap = true;

      mPositionChanged = false;
      Point2I extent = getRoot()->getExtent();

      // If we are anything but a pallete, change the pick color
      if (mDisplayMode != pPallet)
      {
         Point2I resolution = getRoot()->getExtent();

         U32 buf_x = offset.x + mSelectorPos.x + 1;
         U32 buf_y = resolution.y - (extent.y - (offset.y + mSelectorPos.y + 1));

         GFXTexHandle bb( resolution.x, resolution.y, GFXFormatR8G8B8A8, &GFXDefaultRenderTargetProfile, avar("%s() - bb (line %d)", __FUNCTION__, __LINE__) );

         Point2I tmpPt(buf_x, buf_y);

         GFXTarget *targ = GFX->getActiveRenderTarget();
         targ->resolveTo(bb);

         if (mBitmap)
         {
            delete mBitmap;
            mBitmap = NULL;
         }

         mBitmap = new GBitmap(bb.getWidth(), bb.getHeight());

         bb.copyToBmp(mBitmap);

         if (!nullBitmap)
         {
            if (mSelectColor)
            {
               Point2I pos = findColor(mSetColor, offset, resolution, *mBitmap);
               mSetColor = mSetColor.BLACK;
               mSelectColor = false;
               setSelectorPos(pos);