70 lines
1.7 KiB
Text
70 lines
1.7 KiB
Text
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class:: HiliteGradient
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summary:: A linear color fade between an outside and an inside color
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categories:: GUI>Accessories
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related:: Classes/Color, Classes/Gradient
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description::
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A linear color fade between an outside and an inside color.
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note:: The use of HiliteGradient is strong::not supported yet in Qt GUI::. When HiliteGradient is used in place of Color, the average gradient color will be used instead. ::
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classmethods::
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method:: new
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argument:: color1
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An instance of Color.
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argument:: color2
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An instance of Color.
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argument:: direction
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code::\h:: or code::\v:: for horizontal and vertical respectively. Default value is code::\v::.
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argument:: steps
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The resolution of the gradient. Default value is 64.
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argument:: frac
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The center of the gradient. Default value is 0.33, i.e. off center toward the top on a vertical gradient.
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examples::
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code::
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// basic usage
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(
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w = Window.new.front;
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v = CompositeView(w, Rect(50, 50, 200, 50));
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v.background = HiliteGradient(Color.gray, Color.white);
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)
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// change direction and resolution
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(
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w = Window.new.front;
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w.view.background = HiliteGradient(Color.red, Color.white, \h, 12, 0.5);
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)
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// almost unnoticeable variations can be pleasant
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(
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w = Window.new.front;
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v = CompositeView(w, Rect(50,50,300,300));
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c = Color.rand;
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d = c.vary(0.15);
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v.background = HiliteGradient(c, d, \v);
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[c, d].postln
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)
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(
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var w, k, c, d, e, c1, c2, f, g;
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w = Window.new.front;
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k = Slider2D(w, Rect(50, 50, 300, 300));
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f = {
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c = Color.rand;
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d = c.vary(0.5);
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e = d.vary(0.5);
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};
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g = {
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c1 = d.hueBlend(e, k.y).round(0.01);
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c2 = c.hueBlend(e, k.x).round(0.01);
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k.background = HiliteGradient(c1, c2, \v)
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};
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f.value; g.value;
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k.action = g;
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k.mouseUpAction = { [c1, c2].postln };
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k.keyDownAction = f; // hit any key for new color
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)
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::
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