Alexandre Julliard : gdi32: Store the total visible rectangle in the DC.
Alexandre Julliard
julliard at winehq.org
Mon Jul 26 13:22:39 CDT 2010
Module: wine
Branch: master
Commit: 69c8f0b67d445493a83dc932aaacefc26bb42c09
URL: http://source.winehq.org/git/wine.git/?a=commit;h=69c8f0b67d445493a83dc932aaacefc26bb42c09
Author: Alexandre Julliard <julliard at winehq.org>
Date: Mon Jul 26 15:30:26 2010 +0200
gdi32: Store the total visible rectangle in the DC.
---
dlls/gdi32/bitmap.c | 4 ++++
dlls/gdi32/clipping.c | 1 +
dlls/gdi32/dc.c | 19 +++++++++++++++----
dlls/gdi32/gdi_private.h | 1 +
4 files changed, 21 insertions(+), 4 deletions(-)
diff --git a/dlls/gdi32/bitmap.c b/dlls/gdi32/bitmap.c
index 937a67d..e5a02be 100644
--- a/dlls/gdi32/bitmap.c
+++ b/dlls/gdi32/bitmap.c
@@ -611,6 +611,10 @@ static HGDIOBJ BITMAP_SelectObject( HGDIOBJ handle, HDC hdc )
dc->hBitmap = handle;
GDI_inc_ref_count( handle );
dc->dirty = 0;
+ dc->vis_rect.left = 0;
+ dc->vis_rect.top = 0;
+ dc->vis_rect.right = bitmap->bitmap.bmWidth;
+ dc->vis_rect.bottom = bitmap->bitmap.bmHeight;
SetRectRgn( dc->hVisRgn, 0, 0, bitmap->bitmap.bmWidth, bitmap->bitmap.bmHeight);
GDI_ReleaseObj( handle );
DC_InitDC( dc );
diff --git a/dlls/gdi32/clipping.c b/dlls/gdi32/clipping.c
index e865656..142c520 100644
--- a/dlls/gdi32/clipping.c
+++ b/dlls/gdi32/clipping.c
@@ -171,6 +171,7 @@ void CDECL __wine_set_visible_region( HDC hdc, HRGN hrgn, const RECT *vis_rect )
DeleteObject( dc->hVisRgn );
dc->dirty = 0;
+ dc->vis_rect = *vis_rect;
dc->hVisRgn = hrgn;
CLIPPING_UpdateGCRegion( dc );
release_dc_ptr( dc );
diff --git a/dlls/gdi32/dc.c b/dlls/gdi32/dc.c
index 7c86d34..738e42e 100644
--- a/dlls/gdi32/dc.c
+++ b/dlls/gdi32/dc.c
@@ -666,8 +666,11 @@ HDC WINAPI CreateDCW( LPCWSTR driver, LPCWSTR device, LPCWSTR output,
goto error;
}
- SetRectRgn( dc->hVisRgn, 0, 0,
- GetDeviceCaps( hdc, DESKTOPHORZRES ), GetDeviceCaps( hdc, DESKTOPVERTRES ) );
+ dc->vis_rect.left = 0;
+ dc->vis_rect.top = 0;
+ dc->vis_rect.right = GetDeviceCaps( hdc, DESKTOPHORZRES );
+ dc->vis_rect.bottom = GetDeviceCaps( hdc, DESKTOPVERTRES );
+ SetRectRgn(dc->hVisRgn, dc->vis_rect.left, dc->vis_rect.top, dc->vis_rect.right, dc->vis_rect.bottom);
DC_InitDC( dc );
release_dc_ptr( dc );
@@ -768,6 +771,10 @@ HDC WINAPI CreateCompatibleDC( HDC hdc )
TRACE("(%p): returning %p\n", hdc, dc->hSelf );
dc->hBitmap = GDI_inc_ref_count( GetStockObject( DEFAULT_BITMAP ));
+ dc->vis_rect.left = 0;
+ dc->vis_rect.top = 0;
+ dc->vis_rect.right = 1;
+ dc->vis_rect.bottom = 1;
if (!(dc->hVisRgn = CreateRectRgn( 0, 0, 1, 1 ))) goto error; /* default bitmap is 1x1 */
/* Copy the driver-specific physical device info into
@@ -860,8 +867,12 @@ HDC WINAPI ResetDCW( HDC hdc, const DEVMODEW *devmode )
if (ret) /* reset the visible region */
{
dc->dirty = 0;
- SetRectRgn( dc->hVisRgn, 0, 0, GetDeviceCaps( hdc, DESKTOPHORZRES ),
- GetDeviceCaps( hdc, DESKTOPVERTRES ) );
+ dc->vis_rect.left = 0;
+ dc->vis_rect.top = 0;
+ dc->vis_rect.right = GetDeviceCaps( hdc, DESKTOPHORZRES );
+ dc->vis_rect.bottom = GetDeviceCaps( hdc, DESKTOPVERTRES );
+ SetRectRgn( dc->hVisRgn, dc->vis_rect.left, dc->vis_rect.top,
+ dc->vis_rect.right, dc->vis_rect.bottom );
CLIPPING_UpdateGCRegion( dc );
}
}
diff --git a/dlls/gdi32/gdi_private.h b/dlls/gdi32/gdi_private.h
index d1cb66b..8ac78ef 100644
--- a/dlls/gdi32/gdi_private.h
+++ b/dlls/gdi32/gdi_private.h
@@ -261,6 +261,7 @@ typedef struct tagDC
INT vportExtY;
SIZE virtual_res; /* Initially HORZRES,VERTRES. Changed by SetVirtualResolution */
SIZE virtual_size; /* Initially HORZSIZE,VERTSIZE. Changed by SetVirtualResolution */
+ RECT vis_rect; /* visible rectangle in screen coords */
FLOAT miterLimit;
int flags;
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