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CS 456 Drawing
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Component Widget Component Control Pane JComponent
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Model View (Gulf of Evaluation) Controller (Gulf of Execution)
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Drawing Models Pixels Stroke Region
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Tank
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Hue – The color (red, green, orange)
Saturation – Amount of color vs. amount of gray/white Value – how light or dark is the color
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Some junk on the wall Baseline, Ascent, Descent, Leading
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Some junk Some junk Sans serif Serif
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Some junk Some junk Spacing of letters Some junk
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VA V A Kerning
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Curves - Continuity G(0) G(1) G(2) Quadratic Cubic
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Quadratic Bezier
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Quadratic Bezier
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Cubic Bezier G(0) G(1)
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Region Shapes moveTo(x,y) lineTo(x,y) quadraticTo( cx, cy, x, y)
cubicTo(c1x, c1y, c2x, c2y, x,y)
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Quadratic Shape G.moveTo(P0x,P0y); G.quadraticTo(P1x,P1y,P2x,P2y);
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Cubic Shape G.moveTo(A0x,A0y); G.cubicTo(A1x,A1y,A2x,A2y,A3x,A3y);
G.cubicTo(B1x,B1y,B2x,B2y,B3x,B3y);
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Catmull-Rom Curves P0, P1, P2, P3 P1, P2, P3, P4 P2, P3, P4, P5
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Catmull-Rom P3, P0, P1, P2 P0, P1, P2, P3 P1, P2, P3, P0
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