public LeafLayout(View view, LayoutDimensions desiredDimensions)
{
this.view = view;
List <LayoutDimensions> dimensionOptions = new List <LayoutDimensions>();
dimensionOptions.Add(desiredDimensions);
dimensionOptions.Add(new LayoutDimensions(0, 0, LayoutScore.Get_CutOff_LayoutScore(1)));
this.dimensionOptions = dimensionOptions;
}
public LayoutDimensions Clone()
{
LayoutDimensions clone = new LayoutDimensions();
clone.Width = this.Width;
clone.Height = this.Height;
clone.Score = this.Score;
return(clone);
}
public override LayoutQuery OptimizedPastDimensions(LayoutDimensions example)
{
MinWidth_LayoutQuery result = this;
double newWidth = example.Width * 0.9999999999;
if (this.MaxWidth > newWidth)
{
result = this.Clone((MinWidth_LayoutQuery)null);
result.setMaxWidth(newWidth);
if (!result.Accepts(result.ProposedSolution_ForDebugging))
{
result.ProposedSolution_ForDebugging = null;
}
}
return(result);
}
public override LayoutQuery OptimizedPastDimensions(LayoutDimensions example)
{
MinHeight_LayoutQuery result = this;
double newHeight = example.Height * 0.9999999999;
if (this.MaxHeight > newHeight)
{
result = this.Clone((MinHeight_LayoutQuery)null);
result.setMaxHeight(newHeight);
if (!result.Accepts(result.ProposedSolution_ForDebugging))
{
result.ProposedSolution_ForDebugging = null;
}
}
return(result);
}
public override LayoutQuery OptimizedPastDimensions(LayoutDimensions example)
{
MaxScore_LayoutQuery result = this;
LayoutScore minScore = example.Score.Plus(LayoutScore.Tiny);
if (this.MinScore.CompareTo(minScore) < 0)
{
result = this.Clone((MaxScore_LayoutQuery)null);
result.setMinScore(minScore);
if (!result.Accepts(result.ProposedSolution_ForDebugging))
{
result.ProposedSolution_ForDebugging = null;
}
}
return(result);
}
public override SpecificLayout GetBestLayout(LayoutQuery layoutQuery)
{
IEnumerable <LayoutDimensions> options = this.getLayoutOptions(layoutQuery);
LayoutDimensions dimensions = null;
foreach (LayoutDimensions candidate in options)
{
dimensions = layoutQuery.PreferredLayout(candidate, dimensions);
}
Specific_LeafLayout result = null;
if (dimensions != null)
{
result = new Specific_LeafLayout(this.view, dimensions);
}
return(result);
}
public override LayoutDimensions PreferredLayout(LayoutDimensions choice1, LayoutDimensions choice2)
{
if (!this.Accepts(choice1))
{
if (this.Accepts(choice2))
{
return(choice2);
}
return(null);
}
if (!this.Accepts(choice2))
{
return(choice1);
}
if (choice1.Width <= choice2.Width)
{
return(choice1);
}
return(choice2);
}
public bool Accepts(LayoutDimensions dimensions)
{
if (dimensions == null)
{
return(false);
}
if (dimensions.Width > this.MaxWidth)
{
return(false);
}
if (dimensions.Height > this.MaxHeight)
{
return(false);
}
if (dimensions.Score.CompareTo(this.MinScore) < 0)
{
return(false);
}
return(true);
}
public override LayoutDimensions PreferredLayout(LayoutDimensions choice1, LayoutDimensions choice2)
{
if (!this.Accepts(choice1))
{
if (this.Accepts(choice2))
{
return(choice2);
}
return(null);
}
if (!this.Accepts(choice2))
{
return(choice1);
}
if (choice1.Score.CompareTo(choice2.Score) >= 0)
{
return(choice1);
}
return(choice2);
}
// returns whichever layout it likes better
public SpecificLayout PreferredLayout(SpecificLayout tieWinner, SpecificLayout tieLoser)
{
if (!this.Accepts(tieWinner))
{
if (this.Accepts(tieLoser))
{
return(tieLoser);
}
else
{
return(null);
}
}
if (!this.Accepts(tieLoser))
{
return(tieWinner);
}
LayoutDimensions dimensions1 = new LayoutDimensions();
dimensions1.Width = tieWinner.Width;
dimensions1.Height = tieWinner.Height;
dimensions1.Score = tieWinner.Score;
LayoutDimensions dimensions2 = new LayoutDimensions();
dimensions2.Width = tieLoser.Width;
dimensions2.Height = tieLoser.Height;
dimensions2.Score = tieLoser.Score;
// TODO: when asking a MaxScore_LayoutQuery which layout it likes better, consider calling isScoreAtLeast instead of computing all the scores
if (this.PreferredLayout(dimensions1, dimensions2) == dimensions1)
{
return(tieWinner);
}
else
{
return(tieLoser);
}
}
// tests that the layout satisfies all of the queries consistently
public void DebugCheck(LayoutChoice_Set layout)
{
int i, j;
int maxWidth, maxHeight;
maxWidth = 127;
maxHeight = 127;
LayoutDimensions[,] maxScore_dimensions = new LayoutDimensions[maxWidth, maxHeight];
LayoutDimensions[,] minWidth_dimensions = new LayoutDimensions[maxWidth, maxHeight];
LayoutDimensions[,] minHeight_dimensions = new LayoutDimensions[maxWidth, maxHeight];
for (i = 0; i < maxWidth; i++)
{
System.Diagnostics.Debug.WriteLine(i.ToString() + " of " + maxWidth.ToString());
for (j = 0; j < maxHeight; j++)
{
int width = i + 29;
int height = j;
// find the maximum score of all layouts that fit in these dimensions
LayoutQuery maxScoreQuery = new MaxScore_LayoutQuery(width, height, LayoutScore.Minimum, this.visualDefaults.LayoutDefaults);
SpecificLayout maxScore_layout = layout.GetBestLayout(maxScoreQuery);
maxScore_dimensions[i, j] = maxScore_layout.Dimensions;
// find the layout of minimum width having at least this score
LayoutQuery minWidthQuery = new MinWidth_LayoutQuery(width, height, maxScore_layout.Score, this.visualDefaults.LayoutDefaults);
SpecificLayout minWidth_layout = layout.GetBestLayout(minWidthQuery);
if (minWidth_layout != null)
{
minWidth_dimensions[i, j] = minWidth_layout.Dimensions;
}
// find the layout of minimum height having at least this score
LayoutQuery minHeightQuery = new MinHeight_LayoutQuery(width, height, maxScore_layout.Score, this.visualDefaults.LayoutDefaults);
SpecificLayout minHeight_layout = layout.GetBestLayout(minHeightQuery);
if (minHeight_layout != null)
{
minHeight_dimensions[i, j] = minHeight_layout.Dimensions;
}
if (i > 0)
{
if (maxScore_dimensions[i, j].Score.CompareTo(maxScore_dimensions[i - 1, j].Score) < 0)
{
System.Diagnostics.Debug.WriteLine("Error: inconsistency between (" + i.ToString() + ", " + j.ToString() + ") and (" + (i - 1).ToString() + ", " + j.ToString() + ")");
}
}
if (j > 0)
{
if (maxScore_dimensions[i, j].Score.CompareTo(maxScore_dimensions[i, j - 1].Score) < 0)
{
System.Diagnostics.Debug.WriteLine("Error: inconsistency between (" + i.ToString() + ", " + j.ToString() + ") and (" + i.ToString() + ", " + (j - 1).ToString() + ")");
}
}
if ((width == 0 || height == 0) && maxScore_dimensions[i, j].Score.CompareTo(LayoutScore.Zero) > 0)
{
System.Diagnostics.Debug.WriteLine("Error: clipping not noticed at (" + i.ToString() + ", " + j.ToString() + ")");
}
if (minWidth_dimensions[i, j] == null)
{
System.Diagnostics.Debug.WriteLine("Error: minWidth query for (" + i.ToString() + ", " + j.ToString() + ") returned null");
minWidthQuery.Debug = true;
layout.GetBestLayout(minWidthQuery.Clone());
}
if (minHeight_dimensions[i, j] == null)
{
System.Diagnostics.Debug.WriteLine("Error: minHeight query for (" + i.ToString() + ", " + j.ToString() + ") returned null");
}
if (i > 0 && minWidth_dimensions[i, j] != null && minWidth_dimensions[i, j] != null)
{
if (minWidth_dimensions[i, j].Score.CompareTo(minWidth_dimensions[i - 1, j].Score) == 0)
{
if (minWidth_dimensions[i, j].Width != minWidth_dimensions[i - 1, j].Width)
{
System.Diagnostics.Debug.WriteLine("Error: width is wrong in minWidth query between (" + i.ToString() + ", " + j.ToString() + ") and (" + (i - 1).ToString() + ", " + j.ToString() + ")");
}
}
}
if (j > 0 && minHeight_dimensions[i, j] != null && minHeight_dimensions[i, j] != null)
{
if (minHeight_dimensions[i, j].Score.CompareTo(minHeight_dimensions[i, j - 1].Score) == 0)
{
if (minHeight_dimensions[i, j].Height != minHeight_dimensions[i, j - 1].Height)
{
System.Diagnostics.Debug.WriteLine("Error: height is wrong in minHeight query between (" + i.ToString() + ", " + j.ToString() + ") and (" + i.ToString() + ", " + (j - 1).ToString() + ")");
minHeightQuery.Debug = true;
layout.GetBestLayout(minHeightQuery.Clone());
}
}
}
}
}
System.Diagnostics.Debug.WriteLine("done with debugCheck");
/*
* System.Diagnostics.Debug.WriteLine("checking minWidth queries");
* for (i = 1; i < maxWidth; i++)
* {
* for (j = 1; j < maxHeight; j++)
* {
* if (maxScore_dimensions[i, j].Score.CompareTo(maxScore_dimensions[i - 1, j] < 0))
* System.Diagnostics.Debug.WriteLine("Error: inconsistency between (" + i.ToString() + ", " + j.ToString() + ") and (" + (i - 1).ToString() + ", " + j.ToString());
* if (maxScore_dimensions[i, j].Score.CompareTo(maxScore_dimensions[i, j - 1] < 0))
* System.Diagnostics.Debug.WriteLine("Error: inconsistency between (" + i.ToString() + ", " + j.ToString() + ") and (" + i.ToString() + ", " + (j - 1).ToString());
* }
* }*/
}
public Specific_LeafLayout(View view, LayoutDimensions dimensions)
{
this.view = view;
this.dimensions = dimensions;
}
protected virtual void CopyFrom(LayoutDimensions original)
{
this.Width = original.Width;
this.Height = original.Height;
this.Score = original.Score;
}
public LayoutDimensions(LayoutDimensions original)
{
this.CopyFrom(original);
}
// returns whichever layout it likes better public abstract LayoutDimensions PreferredLayout(LayoutDimensions tieWinner, LayoutDimensions tieLoser);
// returns a stricter query that won't even be satisfied by this example public abstract LayoutQuery OptimizedPastDimensions(LayoutDimensions dimensions);
