29 lines
463 B
C++
29 lines
463 B
C++
#ifndef TOOLMAPZOOM_H
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#define TOOLMAPZOOM_H
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#include "Tool.h"
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#include "../MapView2D.h"
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class ToolMapZoom : public Tool {
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public:
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virtual void wheelEvent(MapView2D* m, QWheelEvent* e) override {
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Scaler& s = m->getScaler();
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if (e->delta() < 0) {
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s.setScale(s.getScale() * 0.5);
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} else {
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s.setScale(s.getScale() / 0.5);
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}
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if (s.getScale() > 1000) {s.setScale(1000);}
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if (s.getScale() < 5) {s.setScale(5);}
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}
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};
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#endif // TOOLMAPZOOM_H
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