C++ GFXDrawUtil::setBitmapModulation方法代码示例

void GuiTheoraCtrl::onRender(Point2I offset, const RectI &updateRect)
{
	if( mDone && mIsLooping )  
		mTheoraTexture.play(); 

   const RectI rect(offset, getBounds().extent);

	if( mTheoraTexture.isReady() )
	{
      mTheoraTexture.refresh();
      if( mTheoraTexture.isPlaying()
          || mTheoraTexture.isPaused() )
      {
         // Draw the frame.
         
         GFXDrawUtil* drawUtil = GFX->getDrawUtil();
         drawUtil->clearBitmapModulation();
         drawUtil->drawBitmapStretch( mTheoraTexture.getTexture(), rect );
         
         // Draw frame info, if requested.
         
         if( mRenderDebugInfo )
         {
            String info = String::ToString( "Frame Number: %i | Frame Time: %.2fs | Playback Time: %.2fs | Dropped: %i",
               mTheoraTexture.getFrameNumber(),
               mTheoraTexture.getFrameTime(),
               F32( mTheoraTexture.getPosition() ) / 1000.f,
               mTheoraTexture.getNumDroppedFrames() );
            
            drawUtil->setBitmapModulation( mProfile->mFontColors[ 0 ] );
            drawUtil->drawText( mProfile->mFont, localToGlobalCoord( Point2I( 0, 0 ) ), info, mProfile->mFontColors );
         }
      }
      else
         mDone = true;
	}
	else
 		GFX->getDrawUtil()->drawRectFill(rect, mBackgroundColor); // black rect

	renderChildControls(offset, updateRect);
}

void GuiInspectorField::onRender( Point2I offset, const RectI &updateRect )
{
   RectI ctrlRect(offset, getExtent());
   
   // Render fillcolor...
   if ( mProfile->mOpaque )
      GFX->getDrawUtil()->drawRectFill(ctrlRect, mProfile->mFillColor);   

   // Render caption...
   if ( mCaption && mCaption[0] )
   {      
      // Backup current ClipRect
      RectI clipBackup = GFX->getClipRect();

      RectI clipRect = updateRect;

      // The rect within this control in which our caption must fit.
      RectI rect( offset + mCaptionRect.point + mProfile->mTextOffset, mCaptionRect.extent + Point2I(1,1) - Point2I(5,0) );

      // Now clipRect is the amount of our caption rect that is actually visible.
      bool hit = clipRect.intersect( rect );

      if ( hit )
      {
         GFX->setClipRect( clipRect );
         GFXDrawUtil *drawer = GFX->getDrawUtil();

         // Backup modulation color
         ColorI currColor;
         drawer->getBitmapModulation( &currColor );

         // Draw caption background...
         if( !isActive() )
            GFX->getDrawUtil()->drawRectFill( clipRect, mProfile->mFillColorNA );
         else if ( mHighlighted )         
            GFX->getDrawUtil()->drawRectFill( clipRect, mProfile->mFillColorHL );             

         // Draw caption text...

         drawer->setBitmapModulation( !isActive() ? mProfile->mFontColorNA : mHighlighted ? mProfile->mFontColorHL : mProfile->mFontColor );
         
         // Clip text with '...' if too long to fit
         String clippedText( mCaption );
         clipText( clippedText, clipRect.extent.x );

         renderJustifiedText( offset + mProfile->mTextOffset, getExtent(), clippedText );

         // Restore modulation color
         drawer->setBitmapModulation( currColor );

         // Restore previous ClipRect
         GFX->setClipRect( clipBackup );
      }
   }

   // Render Children...
   renderChildControls(offset, updateRect);

   // Render border...
   if ( mProfile->mBorder )
      renderBorder(ctrlRect, mProfile);   

   // Render divider...
   Point2I worldPnt = mEditCtrlRect.point + offset;
   GFX->getDrawUtil()->drawLine( worldPnt.x - 5,
      worldPnt.y, 
      worldPnt.x - 5,
      worldPnt.y + getHeight(),
      !isActive() ? mProfile->mBorderColorNA : mHighlighted ? mProfile->mBorderColorHL : mProfile->mBorderColor );
}

void GuiGameListMenuCtrl::onRender(Point2I offset, const RectI &updateRect)
{
   GuiGameListMenuProfile * profile = (GuiGameListMenuProfile *) mProfile;

   GFXDrawUtil* drawUtil = GFX->getDrawUtil();

   F32 xScale = (float) getWidth() / profile->getRowWidth();

   bool profileHasIcons = profile->hasArrows();

   S32 rowHeight = profile->getRowHeight();

   Point2I currentOffset = offset;
   Point2I extent = getExtent();
   Point2I rowExtent(extent.x, rowHeight);
   Point2I textOffset(profile->mTextOffset.x * xScale, profile->mTextOffset.y);
   Point2I textExtent(extent.x - textOffset.x, rowHeight);
   Point2I iconExtent, iconOffset(0.0f, 0.0f);
   if (profileHasIcons)
   {
      iconExtent = profile->getIconExtent();

      // icon is centered vertically plus any specified offset
      S32 iconOffsetY = (rowHeight - iconExtent.y) >> 1;
      iconOffsetY += profile->mIconOffset.y;
      iconOffset = Point2I(profile->mIconOffset.x * xScale, iconOffsetY);
   }
   for (Vector<Row *>::iterator row = mRows.begin(); row < mRows.end(); ++row)
   {
      if (row != mRows.begin())
      {
         // rows other than the first can have padding above them
         currentOffset.y += (*row)->mHeightPad;
         currentOffset.y += rowHeight;
      }

      // select appropriate colors and textures
      ColorI fontColor;
      U32 buttonTextureIndex;
      S32 iconIndex = (*row)->mIconIndex;
      bool useHighlightIcon = (*row)->mUseHighlightIcon;
      if (! (*row)->mEnabled)
      {
         buttonTextureIndex = Profile::TEX_DISABLED;
         fontColor = profile->mFontColorNA;
      }
      else if (row == &mRows[mSelected])
      {
         if (iconIndex != NO_ICON)
         {
            iconIndex++;
         }
         buttonTextureIndex = Profile::TEX_SELECTED;
         fontColor = profile->mFontColorSEL;
      }
      else if ((mHighlighted != NO_ROW) && (row == &mRows[mHighlighted]))
      {
         if (iconIndex != NO_ICON && useHighlightIcon)
         {
            iconIndex++;
         }
         buttonTextureIndex = Profile::TEX_HIGHLIGHT;
         fontColor = profile->mFontColorHL;
      }
      else
      {
         buttonTextureIndex = Profile::TEX_NORMAL;
         fontColor = profile->mFontColor;
      }

      // render the row bitmap
      drawUtil->clearBitmapModulation();
      drawUtil->drawBitmapStretchSR(profile->mTextureObject, RectI(currentOffset, rowExtent), profile->getBitmapArrayRect(buttonTextureIndex));

      // render the row icon if it has one
      if ((iconIndex != NO_ICON) && profileHasIcons && (! profile->getBitmapArrayRect((U32)iconIndex).extent.isZero()))
      {
         iconIndex += Profile::TEX_FIRST_ICON;
         drawUtil->clearBitmapModulation();
         drawUtil->drawBitmapStretchSR(profile->mTextureObject, RectI(currentOffset + iconOffset, iconExtent), profile->getBitmapArrayRect(iconIndex));
      }

      // render the row text
      drawUtil->setBitmapModulation(fontColor);
      renderJustifiedText(currentOffset + textOffset, textExtent, (*row)->mLabel);
   }

   if (mDebugRender)
   {
      onDebugRender(offset);
   }

   renderChildControls(offset, updateRect);
}