f0ab104f070bc7f569404826fea1828ed985638cvboxsync * Common internal rootless definitions and code
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * Copyright (c) 2001 Greg Parker. All Rights Reserved.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * Copyright (c) 2002-2004 Torrey T. Lyons. All Rights Reserved.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * Permission is hereby granted, free of charge, to any person obtaining a
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * copy of this software and associated documentation files (the "Software"),
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * to deal in the Software without restriction, including without limitation
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f0ab104f070bc7f569404826fea1828ed985638cvboxsync * and/or sell copies of the Software, and to permit persons to whom the
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * Software is furnished to do so, subject to the following conditions:
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f0ab104f070bc7f569404826fea1828ed985638cvboxsync// Debug output, or not.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// Global variables
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define rootlessGCPrivateKey (&rootlessGCPrivateKeyRec)
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncextern DevPrivateKeyRec rootlessScreenPrivateKeyRec;
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define rootlessScreenPrivateKey (&rootlessScreenPrivateKeyRec)
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncextern DevPrivateKeyRec rootlessWindowPrivateKeyRec;
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define rootlessWindowPrivateKey (&rootlessWindowPrivateKeyRec)
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncextern DevPrivateKeyRec rootlessWindowOldPixmapPrivateKeyRec;
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#define rootlessWindowOldPixmapPrivateKey (&rootlessWindowOldPixmapPrivateKeyRec)
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// RootlessGCRec: private per-gc data
f0ab104f070bc7f569404826fea1828ed985638cvboxsynctypedef struct {
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// RootlessScreenRec: per-screen private data
f0ab104f070bc7f569404826fea1828ed985638cvboxsync // Rootless implementation functions
f0ab104f070bc7f569404826fea1828ed985638cvboxsync // Wrapped screen functions
f0ab104f070bc7f569404826fea1828ed985638cvboxsync CreateScreenResourcesProcPtr CreateScreenResources;
f0ab104f070bc7f569404826fea1828ed985638cvboxsync ChangeWindowAttributesProcPtr ChangeWindowAttributes;
f0ab104f070bc7f569404826fea1828ed985638cvboxsync MarkOverlappedWindowsProcPtr MarkOverlappedWindows;
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// "Definition of the Porting Layer for the X11 Sample Server" says
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// unwrap and rewrap of screen functions is unnecessary, but
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// screen->CreateGC changes after a call to cfbCreateGC.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// Accessors for screen and window privates
f0ab104f070bc7f569404826fea1828ed985638cvboxsync dixLookupPrivate(&(pScreen)->devPrivates, rootlessScreenPrivateKey))
f0ab104f070bc7f569404826fea1828ed985638cvboxsync dixSetPrivate(&(pScreen)->devPrivates, rootlessScreenPrivateKey, v)
f0ab104f070bc7f569404826fea1828ed985638cvboxsync dixLookupPrivate(&(pWin)->devPrivates, rootlessWindowPrivateKey))
f0ab104f070bc7f569404826fea1828ed985638cvboxsync dixSetPrivate(&(pWin)->devPrivates, rootlessWindowPrivateKey, v)
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// Call a rootless implementation function.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// Many rootless implementation functions are allowed to be NULL.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// BoxRec manipulators
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// Copied from shadowfb
f0ab104f070bc7f569404826fea1828ed985638cvboxsync (((box.x2 - box.x1) > 0) && ((box.y2 - box.y1) > 0))
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// HUGE_ROOT and NORMAL_ROOT
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// We don't want to clip windows to the edge of the screen.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// HUGE_ROOT temporarily makes the root window really big.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// This is needed as a wrapper around any function that calls
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// SetWinSize or SetBorderSize which clip a window against its
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// parents, including the root.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync while (w->parent) \
f0ab104f070bc7f569404826fea1828ed985638cvboxsync } while (0)
f0ab104f070bc7f569404826fea1828ed985638cvboxsync while (w->parent) \
f0ab104f070bc7f569404826fea1828ed985638cvboxsync } while (0)
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// Returns TRUE if this window is a top-level window (i.e. child of the root)
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// The root is not a top-level window.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync ((pWin) && (pWin)->parent && !(pWin)->parent->parent)
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// Returns TRUE if this window is a root window
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * SetPixmapBaseToScreen
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * Move the given pixmap's base address to where pixel (0, 0)
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * would be if the pixmap's actual data started at (x, y).
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * Can't access the bits before the first word of the drawable's data in
f0ab104f070bc7f569404826fea1828ed985638cvboxsync * rootless mode, so make sure our base address is always 32-bit aligned.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync _pPix->devPrivate.ptr = (char *) (_pPix->devPrivate.ptr) - \
f0ab104f070bc7f569404826fea1828ed985638cvboxsync size_t _diff = ((size_t) _pPix->devPrivate.ptr) & \
f0ab104f070bc7f569404826fea1828ed985638cvboxsync _pPix->devPrivate.ptr = (char *) (_pPix->devPrivate.ptr) - \
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// Returns TRUE if this window is visible inside a frame
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// (e.g. it is visible and has a top-level or root parent)
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// Routines that cause regions to get redrawn.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// DamageRegion and DamageRect are in global coordinates.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// DamageBox is in window-local coordinates.
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncvoid RootlessDamageRegion(WindowPtr pWindow, RegionPtr pRegion);
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncvoid RootlessDamageRect(WindowPtr pWindow, int x, int y, int w, int h);
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncvoid RootlessDamageBox(WindowPtr pWindow, BoxPtr pBox);
f0ab104f070bc7f569404826fea1828ed985638cvboxsync/* Return the colormap currently installed on the given screen. */
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncColormapPtr RootlessGetColormap (ScreenPtr pScreen);
f0ab104f070bc7f569404826fea1828ed985638cvboxsync/* Convert colormap to ARGB. */
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncBool RootlessResolveColormap (ScreenPtr pScreen, int first_color,
f0ab104f070bc7f569404826fea1828ed985638cvboxsyncvoid RootlessFlushScreenColormaps (ScreenPtr pScreen);
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// Move a window to its proper location on the screen.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync// Move the window to it's correct place in the physical stacking order.
f0ab104f070bc7f569404826fea1828ed985638cvboxsync#endif /* _ROOTLESSCOMMON_H */