private void MergeVisual(Label label, params VisualCollector[] styles)
{
label.TextColor = ValueSelector.GetTextColor(styles);
label.FontAttributes = ValueSelector.FontAttribute(styles);
label.FontFamily = ValueSelector.FontFamily(styles);
label.FontSize = ValueSelector.FontSize(styles);
label.LineBreakMode = ValueSelector.GetLineBreakMode(styles);
label.VerticalTextAlignment = ValueSelector.GetVerticalAlignment(styles);
label.HorizontalTextAlignment = ValueSelector.GetHorizontalAlignment(styles);
}
internal void OnUpdateStyle(Style style)
{
BackgroundColor = null;
TextColor = null;
FontAttribute = null;
FontFamily = null;
FontSize = 0;
LineBreakMode = null;
HorizontalTextAlignment = null;
VerticalTextAlignment = null;
if (style == null)
{
return;
}
foreach (var item in style.Setters)
{
if (item.Property == Label.BackgroundColorProperty)
{
BackgroundColor = ValueSelector.GetValueFromStyle <Color>(item);
BackgroundColor.Value.MultiplyAlpha(0.5);
}
else if (item.Property == Label.TextColorProperty)
{
TextColor = ValueSelector.GetValueFromStyle <Color>(item);
}
else if (item.Property == Label.FontAttributesProperty)
{
FontAttribute = ValueSelector.GetValueFromStyle <FontAttributes>(item);
}
else if (item.Property == Label.FontFamilyProperty)
{
FontFamily = ValueSelector.GetValueFromStyle <string>(item);
}
else if (item.Property == Label.FontSizeProperty)
{
FontSize = ValueSelector.GetValueFromStyle <double>(item);
}
else if (item.Property == Label.VerticalTextAlignmentProperty)
{
VerticalTextAlignment = ValueSelector.GetValueFromStyle <TextAlignment>(item);
}
else if (item.Property == Label.HorizontalTextAlignmentProperty)
{
HorizontalTextAlignment = ValueSelector.GetValueFromStyle <TextAlignment>(item);
}
}
}
internal void UpdateStyle()
{
// Priority:
// 1) selected
// 2) trigger
// 3) column
// 4) default
foreach (var cell in cells)
{
if (isSelected)
{
// SELECT
if (enableTrigger == null)
{
// row background
cell.Wrapper.BackgroundColor = ValueSelector.GetBackgroundColor(
DataGrid.VisualSelectedRowFromStyle.BackgroundColor,
DataGrid.VisualSelectedRow.BackgroundColor,
cell.Column.VisualCellFromStyle.BackgroundColor,
cell.Column.VisualCell.BackgroundColor,
DataGrid.VisualRowsFromStyle.BackgroundColor,
DataGrid.VisualRows.BackgroundColor);
if (!cell.IsCustomTemplate)
{
MergeVisual(cell.Label,
DataGrid.VisualSelectedRowFromStyle,
DataGrid.VisualSelectedRow,
cell.Column.VisualCellFromStyle,
cell.Column.VisualCell,
DataGrid.VisualRowsFromStyle,
DataGrid.VisualRows);
}
}
// SELECT with TRIGGER
else
{
// row background
cell.Wrapper.BackgroundColor = ValueSelector.GetBackgroundColor(
DataGrid.VisualSelectedRowFromStyle.BackgroundColor,
DataGrid.VisualSelectedRow.BackgroundColor,
enableTrigger.VisualContainerStyle.BackgroundColor,
enableTrigger.VisualContainer.BackgroundColor,
cell.Column.VisualCellFromStyle.BackgroundColor,
cell.Column.VisualCell.BackgroundColor,
DataGrid.VisualRowsFromStyle.BackgroundColor,
DataGrid.VisualRows.BackgroundColor);
if (!cell.IsCustomTemplate)
{
MergeVisual(cell.Label,
DataGrid.VisualSelectedRowFromStyle,
DataGrid.VisualSelectedRow,
enableTrigger.VisualContainerStyle,
enableTrigger.VisualContainer,
cell.Column.VisualCellFromStyle,
cell.Column.VisualCell,
DataGrid.VisualRowsFromStyle,
DataGrid.VisualRows);
}
}
}
// TRIGGER
else if (enableTrigger != null)
{
// row background
cell.Wrapper.BackgroundColor = ValueSelector.GetBackgroundColor(
enableTrigger.VisualContainerStyle.BackgroundColor,
enableTrigger.VisualContainer.BackgroundColor,
cell.Column.VisualCellFromStyle.BackgroundColor,
cell.Column.VisualCell.BackgroundColor,
DataGrid.VisualRowsFromStyle.BackgroundColor,
DataGrid.VisualRows.BackgroundColor);
if (!cell.IsCustomTemplate)
{
MergeVisual(cell.Label,
enableTrigger.VisualContainerStyle,
enableTrigger.VisualContainer,
cell.Column.VisualCellFromStyle,
cell.Column.VisualCell,
DataGrid.VisualRowsFromStyle,
DataGrid.VisualRows);
}
}
// DEFAULT
else
{
// row background
cell.Wrapper.BackgroundColor = ValueSelector.GetBackgroundColor(
cell.Column.VisualCellFromStyle.BackgroundColor,
cell.Column.VisualCell.BackgroundColor,
DataGrid.VisualRowsFromStyle.BackgroundColor,
DataGrid.VisualRows.BackgroundColor);
if (!cell.IsCustomTemplate)
{
MergeVisual(cell.Label,
cell.Column.VisualCellFromStyle,
cell.Column.VisualCell,
DataGrid.VisualRowsFromStyle,
DataGrid.VisualRows);
}
}
}
}