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Don't hard code viewport extents, they depend on the dc size - highlighted by gdi32 mapping tests

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svn path=/trunk/; revision=40444
This commit is contained in:
Gregor Schneider 2009-04-10 19:40:48 +00:00
parent e0df4e3d38
commit cc76eb9691
1 changed files with 15 additions and 15 deletions
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30
reactos/subsystems/win32/win32k/objects/coord.c
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@ -674,36 +674,36 @@ IntGdiSetMapMode(
/* Fall through */
case MM_LOMETRIC:
pdcattr->szlWindowExt.cx = 3600;
pdcattr->szlWindowExt.cy = 2700;
pdcattr->szlWindowExt.cx = dc->ppdev->GDIInfo.ulHorzSize * 10;
pdcattr->szlWindowExt.cy = dc->ppdev->GDIInfo.ulVertSize * 10;
pdcattr->szlViewportExt.cx = dc->ppdev->GDIInfo.ulHorzRes;
pdcattr->szlViewportExt.cy = -dc->ppdev->GDIInfo.ulVertRes;
break;
case MM_HIMETRIC:
pdcattr->szlWindowExt.cx = 36000;
pdcattr->szlWindowExt.cy = 27000;
pdcattr->szlWindowExt.cx = dc->ppdev->GDIInfo.ulHorzSize * 100;
pdcattr->szlWindowExt.cy = dc->ppdev->GDIInfo.ulVertSize * 100;
pdcattr->szlViewportExt.cx = dc->ppdev->GDIInfo.ulHorzRes;
pdcattr->szlViewportExt.cy = -dc->ppdev->GDIInfo.ulVertRes;
break;
case MM_LOENGLISH:
pdcattr->szlWindowExt.cx = 1417;
pdcattr->szlWindowExt.cy = 1063;
pdcattr->szlWindowExt.cx = MulDiv(1000, dc->ppdev->GDIInfo.ulHorzSize, 254);
pdcattr->szlWindowExt.cy = MulDiv(1000, dc->ppdev->GDIInfo.ulVertSize, 254);
pdcattr->szlViewportExt.cx = dc->ppdev->GDIInfo.ulHorzRes;
pdcattr->szlViewportExt.cy = -dc->ppdev->GDIInfo.ulVertRes;
break;
case MM_HIENGLISH:
pdcattr->szlWindowExt.cx = 14173;
pdcattr->szlWindowExt.cy = 10630;
pdcattr->szlWindowExt.cx = MulDiv(10000, dc->ppdev->GDIInfo.ulHorzSize, 254);
pdcattr->szlWindowExt.cy = MulDiv(10000, dc->ppdev->GDIInfo.ulVertSize, 254);
pdcattr->szlViewportExt.cx = dc->ppdev->GDIInfo.ulHorzRes;
pdcattr->szlViewportExt.cy = -dc->ppdev->GDIInfo.ulVertRes;
break;
case MM_TWIPS:
pdcattr->szlWindowExt.cx = 20409;
pdcattr->szlWindowExt.cy = 15307;
pdcattr->szlWindowExt.cx = MulDiv(14400, dc->ppdev->GDIInfo.ulHorzSize, 254);
pdcattr->szlWindowExt.cy = MulDiv(14400, dc->ppdev->GDIInfo.ulVertSize, 254);
pdcattr->szlViewportExt.cx = dc->ppdev->GDIInfo.ulHorzRes;
pdcattr->szlViewportExt.cy = -dc->ppdev->GDIInfo.ulVertRes;
break;
@ -1057,19 +1057,19 @@ VOID FASTCALL
DC_UpdateXforms(PDC dc)
{
XFORM xformWnd2Vport;
FLOAT scaleX, scaleY;
DOUBLE scaleX, scaleY;
PDC_ATTR pdcattr = dc->pdcattr;
XFORM xformWorld2Vport, xformWorld2Wnd, xformVport2World;
/* Construct a transformation to do the window-to-viewport conversion */
scaleX = (pdcattr->szlWindowExt.cx ? (FLOAT)pdcattr->szlViewportExt.cx / (FLOAT)pdcattr->szlWindowExt.cx : 0.0f);
scaleY = (pdcattr->szlWindowExt.cy ? (FLOAT)pdcattr->szlViewportExt.cy / (FLOAT)pdcattr->szlWindowExt.cy : 0.0f);
scaleX = (pdcattr->szlWindowExt.cx ? (DOUBLE)pdcattr->szlViewportExt.cx / (DOUBLE)pdcattr->szlWindowExt.cx : 0.0f);
scaleY = (pdcattr->szlWindowExt.cy ? (DOUBLE)pdcattr->szlViewportExt.cy / (DOUBLE)pdcattr->szlWindowExt.cy : 0.0f);
xformWnd2Vport.eM11 = scaleX;
xformWnd2Vport.eM12 = 0.0;
xformWnd2Vport.eM21 = 0.0;
xformWnd2Vport.eM22 = scaleY;
xformWnd2Vport.eDx = (FLOAT)pdcattr->ptlViewportOrg.x - scaleX * (FLOAT)pdcattr->ptlWindowOrg.x;
xformWnd2Vport.eDy = (FLOAT)pdcattr->ptlViewportOrg.y - scaleY * (FLOAT)pdcattr->ptlWindowOrg.y;
xformWnd2Vport.eDx = (DOUBLE)pdcattr->ptlViewportOrg.x - scaleX * (DOUBLE)pdcattr->ptlWindowOrg.x;
xformWnd2Vport.eDy = (DOUBLE)pdcattr->ptlViewportOrg.y - scaleY * (DOUBLE)pdcattr->ptlWindowOrg.y;
/* Combine with the world transformation */
MatrixS2XForm(&xformWorld2Vport, &dc->dclevel.mxWorldToDevice);