47 lines
870 B
R
47 lines
870 B
R
#include <draw.h>
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#include <gui/Slider.h>
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#include <gui/Rect.h>
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@implementation Slider
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- (id) initWithBounds: (Rect)aRect size: (int) aSize
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{
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self = [self initWithBounds:aRect];
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dir = ylen > xlen;
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size = aSize;
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index = 0;
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return self;
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}
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- (void) setIndex: (int) ind
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{
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index = ind;
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if (index < 0)
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index = 0;
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if (index > size)
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index = size;
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}
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- (void) draw
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{
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local int pos, x, y;
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pos = (index * ((dir ? ylen : xlen) - 24) / size) + 8;
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if (dir) {
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Draw_Character (xabs, yabs, 1);
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for (y = 8; y < ylen - 8; y += 8)
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Draw_Character (xabs, yabs + y, 2);
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Draw_Character (xabs, yabs + y, 3);
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Draw_Character (xabs, yabs + pos, 131);
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} else {
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Draw_Character (xabs, yabs, 128);
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for (x = 8; x < xlen - 8; x += 8)
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Draw_Character (xabs + x, yabs, 129);
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Draw_Character (xabs + x, yabs, 130);
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Draw_Character (xabs + pos, yabs, 131);
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}
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}
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@end
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