public MainPage()
{
this.InitializeComponent();
writeFactory = new WriteFactory();
writeFontCollection = writeFactory.GetSystemFontCollection();
int count = writeFontCollection.GetFontFamilyCount();
string[] fonts = new string[count];
for (int i = 0; i < count; i++)
{
WriteFontFamily writeFontFamily = writeFontCollection.GetFontFamily(i);
WriteLocalizedStrings writeLocalizedStrings = writeFontFamily.GetFamilyNames();
int nameCount = writeLocalizedStrings.GetCount();
int index;
if (writeLocalizedStrings.FindLocaleName("en-us", out index))
{
fonts[i] = writeLocalizedStrings.GetString(index);
}
}
lstbox.ItemsSource = fonts;
Loaded += (sender, args) =>
{
lstbox.SelectedIndex = 0;
};
}
void OnListBoxSelectionChanged(object sender, SelectionChangedEventArgs args)
{
string fontFamily = (sender as ListBox).SelectedItem as string;
if (fontFamily == null)
{
return;
}
foregroundTextBlock.FontFamily = new FontFamily(fontFamily);
shadowTextBlock.FontFamily = foregroundTextBlock.FontFamily;
int index;
if (writeFontCollection.FindFamilyName(fontFamily, out index))
{
WriteFontFamily writeFontFamily = writeFontCollection.GetFontFamily(index);
WriteFont writeFont = writeFontFamily.GetFirstMatchingFont(FontWeights.Normal,
FontStretch.Normal,
FontStyle.Normal);
WriteFontMetrics fontMetrics = writeFont.GetMetrics();
double fractionAboveBaseline = (double)fontMetrics.Ascent /
(fontMetrics.Ascent + fontMetrics.Descent + fontMetrics.LineGap);
shadowTextBlock.RenderTransformOrigin = new Point(0, fractionAboveBaseline);
}
}
void OnListBoxSelectionChanged(object sender, SelectionChangedEventArgs args)
{
string fontFamily = (sender as ListBox).SelectedItem as string;
if (fontFamily == null)
{
return;
}
txtblk.FontFamily = new FontFamily(fontFamily);
int index;
if (writeFontCollection.FindFamilyName(fontFamily, out index))
{
WriteFontFamily writeFontFamily = writeFontCollection.GetFontFamily(index);
WriteFont writeFont = writeFontFamily.GetFirstMatchingFont(FontWeights.Normal,
FontStretch.Normal,
FontStyle.Normal);
WriteFontMetrics fontMetrics = writeFont.GetMetrics();
double fontSize = txtblk.FontSize;
double ascent = fontSize * fontMetrics.Ascent / fontMetrics.DesignUnitsPerEm;
double capsHeight = fontSize * fontMetrics.CapHeight / fontMetrics.DesignUnitsPerEm;
double xHeight = fontSize * fontMetrics.XHeight / fontMetrics.DesignUnitsPerEm;
double descent = fontSize * fontMetrics.Descent / fontMetrics.DesignUnitsPerEm;
double lineGap = fontSize * fontMetrics.LineGap / fontMetrics.DesignUnitsPerEm;
baselineLine.Y1 = baselineLine.Y2 = ascent;
capsHeightLine.Y1 = capsHeightLine.Y2 = ascent - capsHeight;
xHeightLine.Y1 = xHeightLine.Y2 = ascent - xHeight;
descenderLine.Y1 = descenderLine.Y2 = ascent + descent;
lineGapLine.Y1 = lineGapLine.Y2 = ascent + descent + lineGap;
}
}
public EditorPageViewModule()
{
// 初始化字型
var writeFactory = new WriteFactory();
WriteFontCollection writeFontCollection = writeFactory.GetSystemFontCollection();
var count = writeFontCollection.GetFontFamilyCount();
var fontFamilies = new FontFamily[count];
for (var i = 0; i < count; i++)
{
WriteFontFamily writeFontFamily = writeFontCollection.GetFontFamily(i);
WriteLocalizedStrings writeLocalizedStrings = writeFontFamily.GetFamilyNames();
if (writeLocalizedStrings.FindLocaleName("en-us", out var index))
{
fontFamilies[i] = new FontFamily(writeLocalizedStrings.GetString(index));
}
else
{
fontFamilies[i] = new FontFamily(writeLocalizedStrings.GetString(0));
}
}
var fontItems = fontFamilies.
OrderBy(fontFamily => fontFamily.Source).
Select(fontFamily =>
new StackPanel {
Tag = fontFamily.Source,
Children =
{
new TextBlock {
Text = fontFamily.Source,
FontFamily = fontFamily
},
new TextBlock {
Text = fontFamily.Source
}
}
});
FontCollection = new ObservableCollection <StackPanel>(fontItems);
}
public MainPage()
{
this.InitializeComponent();
ContentTextBox.Text = "Type quick!";
txtblk.Text = "Type quick!";
FontSizeTextBox.Text = "192";
txtblk.FontSize = 192;
writeFactory = new WriteFactory();
writeFontCollection = writeFactory.GetSystemFontCollection();
int count = writeFontCollection.GetFontFamilyCount();
List <string> fonts = new List <string>();
for (int i = 0; i < count; i++)
{
WriteFontFamily writeFontFamily = writeFontCollection.GetFontFamily(i);
WriteLocalizedStrings writeLocalizedStrings = writeFontFamily.GetFamilyNames();
int nameCount = writeLocalizedStrings.GetCount();
int index;
if (writeLocalizedStrings.FindLocaleName("en-us", out index))
{
fonts.Add(writeLocalizedStrings.GetString(index));
}
}
// Sort alphabetically
fonts = fonts.OrderBy(item => item).ToList();
lstbox.ItemsSource = fonts;
Loaded += (sender, args) =>
{
lstbox.SelectedIndex = 0;
};
}
void OnListBoxSelectionChanged(object sender, SelectionChangedEventArgs args)
{
string fontFamily = (sender as ListBox).SelectedItem as string;
if (fontFamily == null)
{
return;
}
txtblk.FontFamily = new FontFamily(fontFamily);
int index;
if (writeFontCollection.FindFamilyName(fontFamily, out index))
{
WriteFontFamily writeFontFamily = writeFontCollection.GetFontFamily(index);
WriteFont writeFont = writeFontFamily.GetFirstMatchingFont(FontWeights.Normal,
FontStretch.Normal,
FontStyle.Normal);
curMetrics = writeFont.GetMetrics();
updateMetricLines();
}
}
async void OnLoaded(object sender, RoutedEventArgs args)
{
// Get fonts from DirectXWrapper library
WriteFactory writeFactory = new WriteFactory();
WriteFontCollection writeFontCollection =
writeFactory.GetSystemFontCollection();
int count = writeFontCollection.GetFontFamilyCount();
string[] fonts = new string[count];
for (int i = 0; i < count; i++)
{
WriteFontFamily writeFontFamily =
writeFontCollection.GetFontFamily(i);
WriteLocalizedStrings writeLocalizedStrings =
writeFontFamily.GetFamilyNames();
int index;
if (writeLocalizedStrings.FindLocaleName("en-us", out index))
{
fonts[i] = writeLocalizedStrings.GetString(index);
}
else
{
fonts[i] = writeLocalizedStrings.GetString(0);
}
}
Array.Sort <string>(fonts);
fontFamilyComboBox.ItemsSource = fonts;
// Load current document
StorageFolder localFolder = ApplicationData.Current.LocalFolder;
try
{
StorageFile storageFile = await localFolder.CreateFileAsync("RichTextEditor.rtf",
CreationCollisionOption.OpenIfExists);
IRandomAccessStream stream = await storageFile.OpenAsync(FileAccessMode.Read);
richEditBox.Document.LoadFromStream(TextSetOptions.FormatRtf, stream);
}
catch
{
// Ignore exceptions here
}
// Load selection settings
IPropertySet propertySet = ApplicationData.Current.LocalSettings.Values;
if (propertySet.ContainsKey("SelectionStart"))
{
richEditBox.Document.Selection.StartPosition = (int)propertySet["SelectionStart"];
}
if (propertySet.ContainsKey("SelectionEnd"))
{
richEditBox.Document.Selection.EndPosition = (int)propertySet["SelectionEnd"];
}
}
