示例#1
0
        internal static float?AdjustFloatedBlockLayoutBox(AbstractRenderer renderer, Rectangle parentBBox, float?
                                                          blockWidth, IList <Rectangle> floatRendererAreas, FloatPropertyValue?floatPropertyValue, OverflowPropertyValue?
                                                          overflowX)
        {
            renderer.SetProperty(Property.HORIZONTAL_ALIGNMENT, null);
            float floatElemWidth;
            bool  overflowFit = AbstractRenderer.IsOverflowFit(overflowX);

            if (blockWidth != null)
            {
                floatElemWidth = (float)blockWidth + AbstractRenderer.CalculateAdditionalWidth(renderer);
                if (overflowFit && floatElemWidth > parentBBox.GetWidth())
                {
                    floatElemWidth = parentBBox.GetWidth();
                }
            }
            else
            {
                MinMaxWidth minMaxWidth = CalculateMinMaxWidthForFloat(renderer, floatPropertyValue);
                float       maxWidth    = minMaxWidth.GetMaxWidth();
                if (maxWidth > parentBBox.GetWidth())
                {
                    maxWidth = parentBBox.GetWidth();
                }
                if (!overflowFit && minMaxWidth.GetMinWidth() > parentBBox.GetWidth())
                {
                    maxWidth = minMaxWidth.GetMinWidth();
                }
                floatElemWidth = maxWidth + AbstractRenderer.EPS;
                blockWidth     = maxWidth - minMaxWidth.GetAdditionalWidth() + AbstractRenderer.EPS;
            }
            AdjustBlockAreaAccordingToFloatRenderers(floatRendererAreas, parentBBox, floatElemWidth, FloatPropertyValue
                                                     .LEFT.Equals(floatPropertyValue));
            return(blockWidth);
        }