118 lines
2.1 KiB
C++
118 lines
2.1 KiB
C++
// 7 september 2015
|
|
#include "uipriv_windows.hpp"
|
|
#include "draw.hpp"
|
|
|
|
void m2d(uiDrawMatrix *m, D2D1_MATRIX_3X2_F *d)
|
|
{
|
|
d->_11 = m->M11;
|
|
d->_12 = m->M12;
|
|
d->_21 = m->M21;
|
|
d->_22 = m->M22;
|
|
d->_31 = m->M31;
|
|
d->_32 = m->M32;
|
|
}
|
|
|
|
static void d2m(D2D1_MATRIX_3X2_F *d, uiDrawMatrix *m)
|
|
{
|
|
m->M11 = d->_11;
|
|
m->M12 = d->_12;
|
|
m->M21 = d->_21;
|
|
m->M22 = d->_22;
|
|
m->M31 = d->_31;
|
|
m->M32 = d->_32;
|
|
}
|
|
|
|
void uiDrawMatrixTranslate(uiDrawMatrix *m, double x, double y)
|
|
{
|
|
D2D1_MATRIX_3X2_F dm;
|
|
|
|
m2d(m, &dm);
|
|
dm = dm * D2D1::Matrix3x2F::Translation(x, y);
|
|
d2m(&dm, m);
|
|
}
|
|
|
|
void uiDrawMatrixScale(uiDrawMatrix *m, double xCenter, double yCenter, double x, double y)
|
|
{
|
|
D2D1_MATRIX_3X2_F dm;
|
|
D2D1_POINT_2F center;
|
|
|
|
m2d(m, &dm);
|
|
center.x = xCenter;
|
|
center.y = yCenter;
|
|
dm = dm * D2D1::Matrix3x2F::Scale(x, y, center);
|
|
d2m(&dm, m);
|
|
}
|
|
|
|
#define r2d(x) (x * (180.0 / uiPi))
|
|
|
|
void uiDrawMatrixRotate(uiDrawMatrix *m, double x, double y, double amount)
|
|
{
|
|
D2D1_MATRIX_3X2_F dm;
|
|
D2D1_POINT_2F center;
|
|
|
|
m2d(m, &dm);
|
|
center.x = x;
|
|
center.y = y;
|
|
dm = dm * D2D1::Matrix3x2F::Rotation(r2d(amount), center);
|
|
d2m(&dm, m);
|
|
}
|
|
|
|
void uiDrawMatrixSkew(uiDrawMatrix *m, double x, double y, double xamount, double yamount)
|
|
{
|
|
D2D1_MATRIX_3X2_F dm;
|
|
D2D1_POINT_2F center;
|
|
|
|
m2d(m, &dm);
|
|
center.x = x;
|
|
center.y = y;
|
|
dm = dm * D2D1::Matrix3x2F::Skew(r2d(xamount), r2d(yamount), center);
|
|
d2m(&dm, m);
|
|
}
|
|
|
|
void uiDrawMatrixMultiply(uiDrawMatrix *dest, uiDrawMatrix *src)
|
|
{
|
|
D2D1_MATRIX_3X2_F c, d;
|
|
|
|
m2d(dest, &c);
|
|
m2d(src, &d);
|
|
c = c * d;
|
|
d2m(&c, dest);
|
|
}
|
|
|
|
int uiDrawMatrixInvertible(uiDrawMatrix *m)
|
|
{
|
|
D2D1_MATRIX_3X2_F d;
|
|
|
|
m2d(m, &d);
|
|
return D2D1IsMatrixInvertible(&d) != FALSE;
|
|
}
|
|
|
|
int uiDrawMatrixInvert(uiDrawMatrix *m)
|
|
{
|
|
D2D1_MATRIX_3X2_F d;
|
|
|
|
m2d(m, &d);
|
|
if (D2D1InvertMatrix(&d) == FALSE)
|
|
return 0;
|
|
d2m(&d, m);
|
|
return 1;
|
|
}
|
|
|
|
void uiDrawMatrixTransformPoint(uiDrawMatrix *m, double *x, double *y)
|
|
{
|
|
D2D1::Matrix3x2F dm;
|
|
D2D1_POINT_2F pt;
|
|
|
|
m2d(m, &dm);
|
|
pt.x = *x;
|
|
pt.y = *y;
|
|
pt = dm.TransformPoint(pt);
|
|
*x = pt.x;
|
|
*y = pt.y;
|
|
}
|
|
|
|
void uiDrawMatrixTransformSize(uiDrawMatrix *m, double *x, double *y)
|
|
{
|
|
fallbackTransformSize(m, x, y);
|
|
}
|