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61 lines
1.8 KiB
C++
61 lines
1.8 KiB
C++
#include <qpdf/QPDFMatrix.hh>
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#include <qpdf/QUtil.hh>
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#include <assert.h>
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#include <iostream>
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static void check(QPDFMatrix const& m, std::string const& exp)
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{
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std::string u = m.unparse();
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if (u != exp)
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{
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std::cout << "got " << u << ", wanted " << exp << std::endl;
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}
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}
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static void check_xy(double x, double y, std::string const& exp)
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{
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std::string u = (QUtil::double_to_string(x, 2) + " " +
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QUtil::double_to_string(y, 2));
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if (u != exp)
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{
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std::cout << "got " << u << ", wanted " << exp << std::endl;
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}
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}
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int main()
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{
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QPDFMatrix m;
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check(m, "1.00000 0.00000 0.00000 1.00000 0.00000 0.00000");
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m.translate(10, 20);
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check(m, "1.00000 0.00000 0.00000 1.00000 10.00000 20.00000");
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m.scale(1.5, 2);
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check(m, "1.50000 0.00000 0.00000 2.00000 10.00000 20.00000");
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m.translate(30, 40);
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check(m, "1.50000 0.00000 0.00000 2.00000 55.00000 100.00000");
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m.concat(QPDFMatrix(1, 2, 3, 4, 5, 6));
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check(m, "1.50000 4.00000 4.50000 8.00000 62.50000 112.00000");
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m.rotatex90(90);
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check(m, "4.50000 8.00000 -1.50000 -4.00000 62.50000 112.00000");
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m.rotatex90(180);
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check(m, "-4.50000 -8.00000 1.50000 4.00000 62.50000 112.00000");
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m.rotatex90(270);
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check(m, "-1.50000 -4.00000 -4.50000 -8.00000 62.50000 112.00000");
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m.rotatex90(180);
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check(m, "1.50000 4.00000 4.50000 8.00000 62.50000 112.00000");
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m.rotatex90(12345);
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check(m, "1.50000 4.00000 4.50000 8.00000 62.50000 112.00000");
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double xp = 0;
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double yp = 0;
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m.transform(240, 480, xp, yp);
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check_xy(xp, yp, "2582.50 4912.00");
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check(QPDFMatrix(
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QPDFObjectHandle::parse(
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"[3 1 4 1 5 9.26535]").getArrayAsMatrix()),
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"3.00000 1.00000 4.00000 1.00000 5.00000 9.26535");
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std::cout << "matrix tests done" << std::endl;
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return 0;
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}
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