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opalvisn
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dropshdw.lha
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Bevell.oprx
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1992-10-22
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1KB
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85 lines
/* Draw a bevelled drop box using OpalPaint.
*/
address 'OpalPaint_Rexx'
options Results
SaveSetUp
GetRect
parse var Result X1 Y1 X2 Y2
Depth = 10 /* Could use AskInt here */
GetPen
RGBtoHSV Result
Parse var Result Hue Sat Val
/* Box body. Set up a diagonal HSV gradient */
FillMode Gradient
ClearColGrad
ClearTransGrad
ColourDither 0
TransDither 0
HSVtoRGB Hue Sat Val
ColGradTag 0 Result
S2 = (Sat-(0.4*65535))%1 /* Note: %1 converts number to an integer */
S2 = MAX(S2,0)
HSVtoRGB Hue S2 Val
ColGradTag 0.5 Result
HSVtoRGB Hue Sat Val
ColGradTag 1 Result
GradType LinearFree HSV
GradRange X1+Depth Y1+Depth X2-Depth Y2-Depth
SolidRect X1+Depth Y1+Depth X2-Depth Y2-Depth
FillMode Solid
/* Top */
V2 = (Val+0.1*65535)%1
V2 = MIN(V2,65535)
HSVtoRGB Hue Sat V2
SetPen Result
SolidPoly X1 Y1 X2 Y1 X2-Depth Y1+Depth X1+Depth Y1+Depth X1 Y1
LastPoint
/* Right */
V2 = (Val-0.15*65535)%1
V2 = MAX(V2,0)
HSVtoRGB Hue Sat V2
SetPen Result
SolidPoly X2 Y1 X2 Y2 X2-Depth Y2-Depth X2-Depth Y1+Depth X2 Y1
LastPoint
/* Left */
V2 = (Val+0.15*65535)%1
V2 = MIN(V2,65535)
HSVtoRGB Hue Sat V2
SetPen Result
SolidPoly X1 Y1 X1+Depth Y1+Depth X1+Depth Y2-Depth X1 Y2 X1 Y1
LastPoint
/* Bottom */
V2 = (Val-0.1*65535)%1
V2 = MAX(V2,0)
HSVtoRGB Hue Sat V2
SetPen Result
SolidPoly X2 Y2 X1 Y2 X1+Depth Y2-Depth X2-Depth Y2-Depth X2 Y2
LastPoint
RestoreSetUp