public override void Render(Node node, Context context)
{
ButtonNode button = node as ButtonNode;
context.RoundedRectangle (0.5, 0.5, button.Width - 1, button.Height - 1, button.Rounding);
if (button.Relief) {
using (var lg = new global::Cairo.LinearGradient (0, 0, 0, button.Height)) {
CreateGradient (lg, button.State, button.Opacity);
context.Pattern = lg;
context.FillPreserve ();
}
context.LineWidth = 1;
context.Color = new Color (0.8, 0.8, 0.8, button.Opacity).ToCairo ();
context.Stroke ();
}
}
static void CreateGradient(global::Cairo.LinearGradient lg, NodeState state, double opacity)
{
if (state.HasFlag(NodeState.Pressed))
{
lg.AddColorStop(0, new Color(0.9, 0.9, 0.9, opacity).ToCairo());
lg.AddColorStop(1, new Color(1, 1, 1, opacity).ToCairo());
}
else if (state.HasFlag(NodeState.Prelight))
{
lg.AddColorStop(0, new Color(1, 1, 1, opacity).ToCairo());
lg.AddColorStop(1, new Color(0.95, 0.95, 0.95, opacity).ToCairo());
}
else
{
lg.AddColorStop(0, new Color(1, 1, 1, opacity).ToCairo());
lg.AddColorStop(1, new Color(0.9, 0.9, 0.9, opacity).ToCairo());
}
}
public override void Render(Node node, Context context)
{
ButtonNode button = node as ButtonNode;
context.RoundedRectangle(0.5, 0.5, button.Width - 1, button.Height - 1, button.Rounding);
if (button.Relief)
{
using (var lg = new global::Cairo.LinearGradient(0, 0, 0, button.Height)) {
CreateGradient(lg, button.State, button.Opacity);
context.Pattern = lg;
context.FillPreserve();
}
context.LineWidth = 1;
context.Color = new Color(0.8, 0.8, 0.8, button.Opacity).ToCairo();
context.Stroke();
}
}
