protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
if (IsHovering)
{
e.Canvas.Clear(glyph == TitleBarButtonGlyph.Close ? Theme.FormCloseHighlightColor : Theme.HighlightColor);
}
var glyph_bounds = glyph == TitleBarButtonGlyph.Minimize ?
DrawingExtensions.CenterRectangle(DisplayRectangle, e.LogicalToDeviceUnits(new Size(BUTTON_PADDING, 1))) :
DrawingExtensions.CenterSquare(DisplayRectangle, e.LogicalToDeviceUnits(BUTTON_PADDING));
switch (glyph)
{
case TitleBarButtonGlyph.Close:
ControlPaint.DrawCloseGlyph(e, glyph_bounds);
break;
case TitleBarButtonGlyph.Minimize:
ControlPaint.DrawMinimizeGlyph(e, glyph_bounds);
break;
case TitleBarButtonGlyph.Maximize:
ControlPaint.DrawMaximizeGlyph(e, glyph_bounds);
break;
}
}
/// <inheritdoc/>
protected override void Render(FormTitleBar control, PaintEventArgs e)
{
// Form icon
if (control.Image != null)
{
var icon_glyph_bounds = DrawingExtensions.CenterSquare(GetIconBounds(control), e.LogicalToDeviceUnits(FORM_ICON_SIZE));
e.Canvas.DrawBitmap(control.Image, icon_glyph_bounds);
}
// Form text
e.Canvas.DrawText(control.Text.Trim(), Theme.UIFont, e.LogicalToDeviceUnits(Theme.FontSize), GetTitleBounds(control), Theme.LightTextColor, ContentAlignment.MiddleCenter);
// Minimize button
if (control.AllowMinimize)
{
var minimize_button_bounds = GetMinimizeButtonBounds(control);
if (control.HoverElement == FormTitleBar.FormTitleBarElement.Minimize)
{
e.Canvas.FillRectangle(minimize_button_bounds, Theme.HighlightColor);
}
var min_glyph_bounds = DrawingExtensions.CenterRectangle(minimize_button_bounds, e.LogicalToDeviceUnits(new Size(BUTTON_PADDING, 1)));
ControlPaint.DrawMinimizeGlyph(e, min_glyph_bounds);
}
// Maximize button
if (control.AllowMaximize)
{
var maximize_button_bounds = GetMaximizeButtonBounds(control);
if (control.HoverElement == FormTitleBar.FormTitleBarElement.Maximize)
{
e.Canvas.FillRectangle(maximize_button_bounds, Theme.HighlightColor);
}
var max_glyph_bounds = DrawingExtensions.CenterSquare(maximize_button_bounds, e.LogicalToDeviceUnits(BUTTON_PADDING));
ControlPaint.DrawMaximizeGlyph(e, max_glyph_bounds);
}
// Close button
var close_button_bounds = GetCloseButtonBounds(control);
if (control.HoverElement == FormTitleBar.FormTitleBarElement.Close)
{
e.Canvas.FillRectangle(close_button_bounds, Theme.FormCloseHighlightColor);
}
var close_glyph_bounds = DrawingExtensions.CenterSquare(close_button_bounds, e.LogicalToDeviceUnits(BUTTON_PADDING));
ControlPaint.DrawCloseGlyph(e, close_glyph_bounds);
}
