Pass canvas to gr_hline
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@ -50,13 +50,13 @@ static void plot(int x,int y,int flag, const uint8_t color)
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gr_upixel(*grd_curcanv, x, y, color);
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}
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static void gr_hline(int x1, int x2, int y, const uint8_t color)
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static void gr_hline(grs_canvas &canvas, int x1, int x2, const int y, const uint8_t color)
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{
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using std::swap;
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if (x1 > x2)
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swap(x1,x2);
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for (int i=x1; i<=x2; i++ )
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gr_upixel(*grd_curcanv, i, y, color);
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gr_upixel(canvas, i, y, color);
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}
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static void gr_vline(grs_canvas &canvas, int y1, int y2, const int x, const uint8_t color)
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@ -79,7 +79,7 @@ static void gr_universal_uline(int a1, int b1, int a2, int b2, const uint8_t col
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}
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if (b1==b2) {
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gr_hline(a1, a2, b1, color);
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gr_hline(*grd_curcanv, a1, a2, b1, color);
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return;
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}
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