50 lines
874 B
D
50 lines
874 B
D
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module tuner;
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import amplifier;
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import std.stdio : writeln;
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import std.conv : to;
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class Tuner
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{
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private string description;
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private Amplifier amplifier;
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private double frequency;
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this(string description, Amplifier amplifier)
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{
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this.description = description;
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this.amplifier = amplifier;
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}
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void on()
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{
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writeln(description ~ " on");
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}
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void off()
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{
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writeln(description ~ " off");
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}
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void setFrequency(double frequency)
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{
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writeln(description ~ " setting frequency to " ~ frequency.to!string);
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this.frequency = frequency;
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}
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void setAm()
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{
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writeln(description ~ " setting AM mode");
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}
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void setFm()
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{
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writeln(description ~ " setting FM mode");
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}
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override string toString() const
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{
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return description;
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}
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}
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