44 lines
770 B
C++
44 lines
770 B
C++
// Fl_Dial.H
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// A circular dial control, like xv uses. From Forms.
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#ifndef Fl_Dial_H
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#define Fl_Dial_H
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#ifndef Fl_Valuator_H
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#include "Fl_Valuator.H"
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#endif
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// values for type():
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#define FL_NORMAL_DIAL 0
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#define FL_LINE_DIAL 1
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#define FL_FILL_DIAL 2
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#define FL_DIAL_CW 0
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#define FL_DIAL_CCW 1
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class Fl_Dial : public Fl_Valuator {
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short a1,a2;
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uchar direction_;
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protected:
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// these allow subclasses to put the dial in a smaller area:
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void draw(int, int, int, int);
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int handle(int, int, int, int, int);
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void draw();
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public:
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int handle(int);
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Fl_Dial(int x,int y,int w,int h, const char *l = 0);
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void angles(short a, short b) {a1=a; a2=b;}
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void direction(uchar d) {direction_ = d;}
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uchar direction() const {return direction_;}
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};
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#endif
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