private void Populate()
{
Vector2 stageSize = NUIApplication.GetDefaultWindow().WindowSize;
mTotalPages = (uint)((mExampleList.Count() + EXAMPLES_PER_PAGE - 1) / EXAMPLES_PER_PAGE);
// Populate ScrollView.
if (mExampleList.Count() > 0)
{
if (mSortAlphabetically)
{
mExampleList.Sort(Example.CompareByTitle);
}
int pageCount = mExampleList.Count / (ROWS_PER_PAGE * EXAMPLES_PER_ROW) + ((0 == mExampleList.Count % (ROWS_PER_PAGE * EXAMPLES_PER_ROW)) ? 0 : 1);
mPages = new View[pageCount];
int pageIndex = 0;
uint exampleCount = 0;
for (int t = 0; t < mTotalPages; t++)
{
// Create Table
TableView page = new TableView(ROWS_PER_PAGE, EXAMPLES_PER_ROW);
page.PositionUsesPivotPoint = true;
page.PivotPoint = PivotPoint.Center;
page.ParentOrigin = ParentOrigin.Center;
page.WidthResizePolicy = page.HeightResizePolicy = ResizePolicyType.FillToParent;
mScrollView.Add(page);
// Calculate the number of images going across (columns) within a page, according to the screen resolution and dpi.
const float margin = 2.0f;
const float tileParentMultiplier = 1.0f / EXAMPLES_PER_ROW;
for (uint row = 0; row < ROWS_PER_PAGE; row++)
{
for (uint column = 0; column < EXAMPLES_PER_ROW; column++)
{
Example example = mExampleList.ElementAt((int)exampleCount++);
// Calculate the tiles relative position on the page (between 0 & 1 in each dimension).
Vector2 position = new Vector2((float)(column) / (EXAMPLES_PER_ROW - 1.0f), (float)(row) / (EXAMPLES_PER_ROW - 1.0f));
View tile = CreateTile(example.Name, example.Title, new Vector3(tileParentMultiplier, tileParentMultiplier, 1.0f), position);
tile.SetPadding(new PaddingType((int)margin, (int)margin, (int)margin, (int)margin));
page.AddChild(tile, new TableView.CellPosition(row, column));
tiles.Add(tile);
if (exampleCount == mExampleList.Count)
{
break;
}
}
if (exampleCount == mExampleList.Count)
{
break;
}
}
mPages[pageIndex++] = page;
if (exampleCount == mExampleList.Count)
{
break;
}
}
}
// Update Ruler info.
mScrollRulerX = new RulerPtr(new FixedRuler(mPageWidth));
mScrollRulerY = new RulerPtr(new DefaultRuler());
mScrollRulerX.SetDomain(new RulerDomain(0.0f, (mTotalPages + 1) * stageSize.Width * TABLE_RELATIVE_SIZE.X * 0.5f, true));
mScrollRulerY.Disable();
mScrollView.SetRulerX(mScrollRulerX);
mScrollView.SetRulerY(mScrollRulerY);
}
public void AddExample(Example example)
{
mExampleList.Add(example);
}
static public int CompareByTitle(Example lhs, Example rhs)
{
return(String.Compare(lhs.title, lhs.title));
}
