plotutils.h
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			#ifndef PLOTUTILS_H
			#define PLOTUTILS_H

			#include "skutils.h"

			//contient les infos utiles pour le dessin d'un graph
			struct SKAxys
			{
			SKAxys(double range = 2, double offset = -1, symkit::color_s color = symkit::color_s(0, 0, 0, 1))
			: range(range), offset(offset), color(color) {}

			double range;
			double offset;
			symkit::color_s color;

			void zoom(float ratio)
			{
			offset -= range * (1.0f / ratio - 1) / 2;
			range /= ratio;
			}

			void translate(float ratio)
			{
			offset += range * ratio / 2;
			}
			};

			#endif // PLOTUTILS_H

symkit_prog/symplot/plotutils.h9ad6607cfc74ancarola