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Fix PSDRV_DrawArc to work properly with logical coords.

This commit is contained in:
Huw Davies 2002-11-13 23:52:29 +00:00 committed by Alexandre Julliard
parent 5d275962eb
commit 97aed7a5dd
1 changed files with 9 additions and 2 deletions
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11
dlls/wineps/graphics.c
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@ -144,12 +144,19 @@ static BOOL PSDRV_DrawArc( PSDRV_PDEVICE *physDev, INT left, INT top,
INT x, y, h, w;
double start_angle, end_angle, ratio;
RECT rect;
POINT start, end;
rect.left = left;
rect.top = top;
rect.right = right;
rect.bottom = bottom;
LPtoDP( physDev->hdc, (POINT *)&rect, 2 );
start.x = xstart;
start.y = ystart;
end.x = xend;
end.y = yend;
LPtoDP( physDev->hdc, &start, 1 );
LPtoDP( physDev->hdc, &end, 1 );
x = (rect.left + rect.right) / 2;
y = (rect.top + rect.bottom) / 2;
@ -163,8 +170,8 @@ static BOOL PSDRV_DrawArc( PSDRV_PDEVICE *physDev, INT left, INT top,
/* angle is the angle after the rectangle is transformed to a square and is
measured anticlockwise from the +ve x-axis */
start_angle = atan2((double)(y - ystart) * ratio, (double)(xstart - x));
end_angle = atan2((double)(y - yend) * ratio, (double)(xend - x));
start_angle = atan2((double)(y - start.y) * ratio, (double)(start.x - x));
end_angle = atan2((double)(y - end.y) * ratio, (double)(end.x - x));
start_angle *= 180.0 / PI;
end_angle *= 180.0 / PI;