private void TurnIndicatorOff(object sender, RoutedEventArgs e)
{
IndicatorPushButton indicator = Control as IndicatorPushButton;
if (indicator != null)
{
indicator.Indicator = false;
}
}
private void BottomPaddingChanged(object sender, RoutedPropertyChangedEventArgs <double> e)
{
Slider slider = sender as Slider;
if (!System.Windows.Input.Keyboard.Modifiers.HasFlag(ModifierKeys.Shift) && slider != null && slider.IsFocused)
{
IndicatorPushButton indicator = Control as IndicatorPushButton;
if (indicator != null)
{
indicator.TextFormat.PaddingTop = indicator.TextFormat.PaddingBottom;
}
}
}
private PathFigure GetArrowFigure(bool Right, IndicatorPushButton pushButton)
{
double y = pushButton.Height / 2d;
double arrowLength = pushButton.Width * pushButton.GlyphScale;
double padding = (pushButton.Width - arrowLength) / 2d;
double arrowLineLength = arrowLength * .6d;
double headHeightOffset = pushButton.GlyphThickness * 2d;
Point lineStart, lineEnd, head, head1, head2;
if (Right)
{
lineStart = new Point(padding, y);
lineEnd = new Point(lineStart.X + arrowLineLength, y);
head = new Point(pushButton.Width - padding, y);
head1 = new Point(lineEnd.X, y - headHeightOffset);
head2 = new Point(lineEnd.X, y + headHeightOffset);
}
else
{
lineStart = new Point(pushButton.Width - padding, y);
lineEnd = new Point(lineStart.X - arrowLineLength, y);
head = new Point(padding, y);
head2 = new Point(lineEnd.X, y - headHeightOffset);
head1 = new Point(lineEnd.X, y + headHeightOffset);
}
PathFigure arrow = new PathFigure();
arrow.StartPoint = lineStart;
arrow.Segments.Add(new LineSegment(lineEnd, true));
arrow.Segments.Add(new LineSegment(head1, false));
arrow.Segments.Add(new LineSegment(head, false));
arrow.Segments.Add(new LineSegment(head2, false));
arrow.Segments.Add(new LineSegment(lineEnd, false));
return(arrow);
}
protected override void OnRender(DrawingContext drawingContext)
{
IndicatorPushButton pushButton = Visual as IndicatorPushButton;
if (pushButton.Pushed && pushButton.Indicator && _pushedImage != null)
{
drawingContext.DrawImage(_pushedIndicatorOnImage, _imageRect);
}
else if (pushButton.Pushed && !pushButton.Indicator && _pushedImage != null)
{
drawingContext.DrawImage(_pushedImage, _imageRect);
}
else if (!pushButton.Pushed && pushButton.Indicator && _indicatorOnImage != null)
{
drawingContext.DrawImage(_indicatorOnImage, _imageRect);
}
else if (_image != null)
{
drawingContext.DrawImage(_image, _imageRect);
}
if (pushButton.Pushed)
{
drawingContext.PushTransform(new TranslateTransform(pushButton.TextPushOffset.X, pushButton.TextPushOffset.Y));
}
if (pushButton.Glyph != PushButtonGlyph.None)
{
drawingContext.DrawGeometry(pushButton.Indicator ? _onGlyphBrush : _offGlyphBrush, pushButton.Indicator ? _onGlyphPen : _offGlyphPen, _glyphPath);
}
pushButton.TextFormat.RenderText(drawingContext, pushButton.Indicator ? _onTextBrush : _offTextBrush, pushButton.Text, _imageRect);
if (pushButton.Pushed)
{
drawingContext.Pop();
}
}
protected override void OnRefresh()
{
IndicatorPushButton pushButton = Visual as IndicatorPushButton;
if (pushButton != null)
{
_imageRect.Width = pushButton.Width;
_imageRect.Height = pushButton.Height;
_image = ConfigManager.ImageManager.LoadImage(pushButton.Image);
_pushedImage = ConfigManager.ImageManager.LoadImage(pushButton.PushedImage);
_indicatorOnImage = ConfigManager.ImageManager.LoadImage(pushButton.IndicatorOnImage);
_pushedIndicatorOnImage = ConfigManager.ImageManager.LoadImage(pushButton.PushedIndicatorOnImage);
_onTextBrush = new SolidColorBrush(pushButton.OnTextColor);
_offTextBrush = new SolidColorBrush(pushButton.TextColor);
_onGlyphBrush = new SolidColorBrush(pushButton.OnGlyphColor);
_onGlyphPen = new Pen(_onGlyphBrush, pushButton.GlyphThickness);
_offGlyphBrush = new SolidColorBrush(pushButton.GlyphColor);
_offGlyphPen = new Pen(_offGlyphBrush, pushButton.GlyphThickness);
Point center = new Point(pushButton.Width / 2d, pushButton.Height / 2d);
_glyphPath = new PathGeometry();
switch (pushButton.Glyph)
{
case PushButtonGlyph.Circle:
double radius = (Math.Min(pushButton.Width, pushButton.Height) / 2d) * pushButton.GlyphScale;
EllipseGeometry ellipse = new EllipseGeometry(center, radius, radius);
_onGlyphBrush = null;
_offGlyphBrush = null;
_glyphPath.AddGeometry(ellipse);
break;
case PushButtonGlyph.RightArrow:
_glyphPath.Figures.Add(GetArrowFigure(true, pushButton));
break;
case PushButtonGlyph.LeftArrow:
_glyphPath.Figures.Add(GetArrowFigure(false, pushButton));
break;
case PushButtonGlyph.UpCaret:
double offsetX = center.X * pushButton.GlyphScale;
double offsetY = offsetX / 2d;
PathFigure figure = new PathFigure();
figure.IsClosed = false;
figure.IsFilled = false;
figure.StartPoint = new Point(center.X - offsetX, center.Y + offsetY);
figure.Segments.Add(new LineSegment(new Point(center.X, center.Y - offsetY), true));
figure.Segments.Add(new LineSegment(new Point(center.X + offsetX, center.Y + offsetY), true));
_glyphPath.Figures.Add(figure);
break;
}
}
else
{
_image = null;
_pushedImage = null;
_onTextBrush = null;
_offTextBrush = null;
_onTextBrush = null;
_onGlyphPen = null;
_offTextBrush = null;
_offGlyphPen = null;
_glyphPath = null;
_indicatorOnImage = null;
_pushedIndicatorOnImage = null;
}
}
private PathFigure GetArrowFigure(bool Right, IndicatorPushButton pushButton)
{
double y = pushButton.Height / 2d;
double arrowLength = pushButton.Width * pushButton.GlyphScale;
double padding = (pushButton.Width - arrowLength) / 2d;
double arrowLineLength = arrowLength * .6d;
double headHeightOffset = pushButton.GlyphThickness * 2d;
Point lineStart, lineEnd, head, head1, head2;
if (Right)
{
lineStart = new Point(padding, y);
lineEnd = new Point(lineStart.X + arrowLineLength, y);
head = new Point(pushButton.Width - padding, y);
head1 = new Point(lineEnd.X, y - headHeightOffset);
head2 = new Point(lineEnd.X, y + headHeightOffset);
}
else
{
lineStart = new Point(pushButton.Width - padding, y);
lineEnd = new Point(lineStart.X - arrowLineLength, y);
head = new Point(padding, y);
head2 = new Point(lineEnd.X, y - headHeightOffset);
head1 = new Point(lineEnd.X, y + headHeightOffset);
}
PathFigure arrow = new PathFigure();
arrow.StartPoint = lineStart;
arrow.Segments.Add(new LineSegment(lineEnd, true));
arrow.Segments.Add(new LineSegment(head1, false));
arrow.Segments.Add(new LineSegment(head, false));
arrow.Segments.Add(new LineSegment(head2, false));
arrow.Segments.Add(new LineSegment(lineEnd, false));
return arrow;
}
