[PATCH] mi: Remove unused overlay support
Mikhail Gusarov
dottedmag at dottedmag.net
Fri Jun 11 10:44:31 PDT 2010
The only reference to it in server and drivers is in XAA overlay code which
would segfault as no miInitOverlay is called ever.
Signed-off-by: Mikhail Gusarov <dottedmag at dottedmag.net>
---
hw/xfree86/loader/sdksyms.sh | 2 -
hw/xfree86/xaa/xaaOverlay.c | 10 +-
mi/Makefile.am | 4 +-
mi/mioverlay.c | 1946 ------------------------------------------
mi/mioverlay.h | 32 -
5 files changed, 2 insertions(+), 1992 deletions(-)
delete mode 100644 mi/mioverlay.c
delete mode 100644 mi/mioverlay.h
diff --git a/hw/xfree86/loader/sdksyms.sh b/hw/xfree86/loader/sdksyms.sh
index 13c5ae5..604762d 100755
--- a/hw/xfree86/loader/sdksyms.sh
+++ b/hw/xfree86/loader/sdksyms.sh
@@ -26,7 +26,6 @@ cat > sdksyms.c << EOF
/*
#include "fb.h"
#include "fbrop.h"
-#include "fboverlay.h"
#include "wfbrename.h"
#include "fbpict.h"
*/
@@ -231,7 +230,6 @@ cat > sdksyms.c << EOF
#include "miwideline.h"
#include "mistruct.h"
#include "mifpoly.h"
-#include "mioverlay.h"
/* randr/Makefile.am */
diff --git a/hw/xfree86/xaa/xaaOverlay.c b/hw/xfree86/xaa/xaaOverlay.c
index 4b52bf6..59af411 100644
--- a/hw/xfree86/xaa/xaaOverlay.c
+++ b/hw/xfree86/xaa/xaaOverlay.c
@@ -16,7 +16,6 @@
#include "xaawrap.h"
#include "gcstruct.h"
#include "pixmapstr.h"
-#include "mioverlay.h"
#ifdef PANORAMIX
#include "panoramiX.h"
@@ -37,7 +36,6 @@ XAACopyWindow8_32(
ScreenPtr pScreen = pWin->drawable.pScreen;
XAAInfoRecPtr infoRec =
GET_XAAINFORECPTR_FROM_DRAWABLE((&pWin->drawable));
- Bool doUnderlay = miOverlayCopyUnderlay(pScreen);
RegionPtr borderClip = &pWin->borderClip;
Bool freeReg = FALSE;
@@ -56,9 +54,6 @@ XAACopyWindow8_32(
pwinRoot = pScreen->root;
- if(doUnderlay)
- freeReg = miOverlayCollectUnderlayRegions(pWin, &borderClip);
-
RegionNull(&rgnDst);
dx = ptOldOrg.x - pWin->drawable.x;
@@ -81,7 +76,7 @@ XAACopyWindow8_32(
ppt++; pbox++;
}
- infoRec->ScratchGC.planemask = doUnderlay ? 0x00ffffff : 0xff000000;
+ infoRec->ScratchGC.planemask = 0xff000000;
infoRec->ScratchGC.alu = GXcopy;
XAADoBitBlt((DrawablePtr)pwinRoot, (DrawablePtr)pwinRoot,
@@ -120,9 +115,6 @@ XAASetupOverlay8_32Planar(ScreenPtr pScreen)
pScreen->CopyWindow = XAACopyWindow8_32;
- if(!(infoRec->FillSolidRectsFlags & NO_PLANEMASK))
- miOverlaySetTransFunction(pScreen, XAASetColorKey8_32);
-
infoRec->FullPlanemask = ~0;
for(i = 0; i < 32; i++) /* haven't thought about this much */
infoRec->FullPlanemasks[i] = ~0;
diff --git a/mi/Makefile.am b/mi/Makefile.am
index f6dabda..8319226 100644
--- a/mi/Makefile.am
+++ b/mi/Makefile.am
@@ -3,7 +3,7 @@ noinst_LTLIBRARIES = libmi.la
if XORG
sdk_HEADERS = micmap.h miline.h mipointer.h mi.h mibstore.h \
migc.h mipointrst.h mizerarc.h micoord.h mifillarc.h \
- mispans.h miwideline.h mistruct.h mifpoly.h mioverlay.h
+ mispans.h miwideline.h mistruct.h mifpoly.h
endif
AM_CFLAGS = $(DIX_CFLAGS)
@@ -33,8 +33,6 @@ libmi_la_SOURCES = \
migc.h \
miglblt.c \
miline.h \
- mioverlay.c \
- mioverlay.h \
mipointer.c \
mipointer.h \
mipointrst.h \
diff --git a/mi/mioverlay.c b/mi/mioverlay.c
deleted file mode 100644
index 766c5e7..0000000
--- a/mi/mioverlay.c
+++ /dev/null
@@ -1,1946 +0,0 @@
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <X11/X.h>
-#include "scrnintstr.h"
-#include <X11/extensions/shapeproto.h>
-#include "validate.h"
-#include "windowstr.h"
-#include "mi.h"
-#include "gcstruct.h"
-#include "regionstr.h"
-#include "privates.h"
-#include "mivalidate.h"
-#include "mioverlay.h"
-#include "migc.h"
-
-#include "globals.h"
-
-
-typedef struct {
- RegionRec exposed;
- RegionRec borderExposed;
- RegionPtr borderVisible;
- DDXPointRec oldAbsCorner;
-} miOverlayValDataRec, *miOverlayValDataPtr;
-
-typedef struct _TreeRec {
- WindowPtr pWin;
- struct _TreeRec *parent;
- struct _TreeRec *firstChild;
- struct _TreeRec *lastChild;
- struct _TreeRec *prevSib;
- struct _TreeRec *nextSib;
- RegionRec borderClip;
- RegionRec clipList;
- unsigned visibility;
- miOverlayValDataPtr valdata;
-} miOverlayTreeRec, *miOverlayTreePtr;
-
-typedef struct {
- miOverlayTreePtr tree;
-} miOverlayWindowRec, *miOverlayWindowPtr;
-
-typedef struct {
- CloseScreenProcPtr CloseScreen;
- CreateWindowProcPtr CreateWindow;
- DestroyWindowProcPtr DestroyWindow;
- UnrealizeWindowProcPtr UnrealizeWindow;
- RealizeWindowProcPtr RealizeWindow;
- miOverlayTransFunc MakeTransparent;
- miOverlayInOverlayFunc InOverlay;
- Bool underlayMarked;
- Bool copyUnderlay;
-} miOverlayScreenRec, *miOverlayScreenPtr;
-
-static DevPrivateKeyRec miOverlayWindowKeyRec;
-#define miOverlayWindowKey (&miOverlayWindowKeyRec)
-static DevPrivateKeyRec miOverlayScreenKeyRec;
-#define miOverlayScreenKey (&miOverlayScreenKeyRec)
-
-static void RebuildTree(WindowPtr);
-static Bool HasUnderlayChildren(WindowPtr);
-static void MarkUnderlayWindow(WindowPtr);
-static Bool CollectUnderlayChildrenRegions(WindowPtr, RegionPtr);
-
-static Bool miOverlayCloseScreen(int, ScreenPtr);
-static Bool miOverlayCreateWindow(WindowPtr);
-static Bool miOverlayDestroyWindow(WindowPtr);
-static Bool miOverlayUnrealizeWindow(WindowPtr);
-static Bool miOverlayRealizeWindow(WindowPtr);
-static void miOverlayMarkWindow(WindowPtr);
-static void miOverlayReparentWindow(WindowPtr, WindowPtr);
-static void miOverlayRestackWindow(WindowPtr, WindowPtr);
-static Bool miOverlayMarkOverlappedWindows(WindowPtr, WindowPtr, WindowPtr*);
-static void miOverlayMarkUnrealizedWindow(WindowPtr, WindowPtr, Bool);
-static int miOverlayValidateTree(WindowPtr, WindowPtr, VTKind);
-static void miOverlayHandleExposures(WindowPtr);
-static void miOverlayMoveWindow(WindowPtr, int, int, WindowPtr, VTKind);
-static void miOverlayWindowExposures(WindowPtr, RegionPtr, RegionPtr);
-static void miOverlayResizeWindow(WindowPtr, int, int, unsigned int,
- unsigned int, WindowPtr);
-static void miOverlayClearToBackground(WindowPtr, int, int, int, int, Bool);
-
-static void miOverlaySetShape(WindowPtr, int);
-static void miOverlayChangeBorderWidth(WindowPtr, unsigned int);
-
-#define MIOVERLAY_GET_SCREEN_PRIVATE(pScreen) ((miOverlayScreenPtr) \
- dixLookupPrivate(&(pScreen)->devPrivates, miOverlayScreenKey))
-#define MIOVERLAY_GET_WINDOW_PRIVATE(pWin) ((miOverlayWindowPtr) \
- dixLookupPrivate(&(pWin)->devPrivates, miOverlayWindowKey))
-#define MIOVERLAY_GET_WINDOW_TREE(pWin) \
- (MIOVERLAY_GET_WINDOW_PRIVATE(pWin)->tree)
-
-#define IN_UNDERLAY(w) MIOVERLAY_GET_WINDOW_TREE(w)
-#define IN_OVERLAY(w) !MIOVERLAY_GET_WINDOW_TREE(w)
-
-#define MARK_OVERLAY(w) miMarkWindow(w)
-#define MARK_UNDERLAY(w) MarkUnderlayWindow(w)
-
-#define HasParentRelativeBorder(w) (!(w)->borderIsPixel && \
- HasBorder(w) && \
- (w)->backgroundState == ParentRelative)
-
-Bool
-miInitOverlay(
- ScreenPtr pScreen,
- miOverlayInOverlayFunc inOverlayFunc,
- miOverlayTransFunc transFunc
-){
- miOverlayScreenPtr pScreenPriv;
-
- if(!inOverlayFunc || !transFunc) return FALSE;
-
- if(!dixRegisterPrivateKey(&miOverlayWindowKeyRec, PRIVATE_WINDOW, sizeof(miOverlayWindowRec)))
- return FALSE;
-
- if(!dixRegisterPrivateKey(&miOverlayScreenKeyRec, PRIVATE_SCREEN, 0))
- return FALSE;
-
- if(!(pScreenPriv = malloc(sizeof(miOverlayScreenRec))))
- return FALSE;
-
- dixSetPrivate(&pScreen->devPrivates, miOverlayScreenKey, pScreenPriv);
-
- pScreenPriv->InOverlay = inOverlayFunc;
- pScreenPriv->MakeTransparent = transFunc;
- pScreenPriv->underlayMarked = FALSE;
-
-
- pScreenPriv->CloseScreen = pScreen->CloseScreen;
- pScreenPriv->CreateWindow = pScreen->CreateWindow;
- pScreenPriv->DestroyWindow = pScreen->DestroyWindow;
- pScreenPriv->UnrealizeWindow = pScreen->UnrealizeWindow;
- pScreenPriv->RealizeWindow = pScreen->RealizeWindow;
-
- pScreen->CloseScreen = miOverlayCloseScreen;
- pScreen->CreateWindow = miOverlayCreateWindow;
- pScreen->DestroyWindow = miOverlayDestroyWindow;
- pScreen->UnrealizeWindow = miOverlayUnrealizeWindow;
- pScreen->RealizeWindow = miOverlayRealizeWindow;
-
- pScreen->ReparentWindow = miOverlayReparentWindow;
- pScreen->RestackWindow = miOverlayRestackWindow;
- pScreen->MarkOverlappedWindows = miOverlayMarkOverlappedWindows;
- pScreen->MarkUnrealizedWindow = miOverlayMarkUnrealizedWindow;
- pScreen->ValidateTree = miOverlayValidateTree;
- pScreen->HandleExposures = miOverlayHandleExposures;
- pScreen->MoveWindow = miOverlayMoveWindow;
- pScreen->WindowExposures = miOverlayWindowExposures;
- pScreen->ResizeWindow = miOverlayResizeWindow;
- pScreen->MarkWindow = miOverlayMarkWindow;
- pScreen->ClearToBackground = miOverlayClearToBackground;
- pScreen->SetShape = miOverlaySetShape;
- pScreen->ChangeBorderWidth = miOverlayChangeBorderWidth;
-
- return TRUE;
-}
-
-
-static Bool
-miOverlayCloseScreen(int i, ScreenPtr pScreen)
-{
- miOverlayScreenPtr pScreenPriv = MIOVERLAY_GET_SCREEN_PRIVATE(pScreen);
-
- pScreen->CloseScreen = pScreenPriv->CloseScreen;
- pScreen->CreateWindow = pScreenPriv->CreateWindow;
- pScreen->DestroyWindow = pScreenPriv->DestroyWindow;
- pScreen->UnrealizeWindow = pScreenPriv->UnrealizeWindow;
- pScreen->RealizeWindow = pScreenPriv->RealizeWindow;
-
- free(pScreenPriv);
-
- return (*pScreen->CloseScreen)(i, pScreen);
-}
-
-
-static Bool
-miOverlayCreateWindow(WindowPtr pWin)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- miOverlayScreenPtr pScreenPriv = MIOVERLAY_GET_SCREEN_PRIVATE(pScreen);
- miOverlayWindowPtr pWinPriv = MIOVERLAY_GET_WINDOW_PRIVATE(pWin);
- miOverlayTreePtr pTree = NULL;
- Bool result = TRUE;
-
- pWinPriv->tree = NULL;
-
- if(!pWin->parent || !((*pScreenPriv->InOverlay)(pWin))) {
- if(!(pTree = (miOverlayTreePtr)calloc(1, sizeof(miOverlayTreeRec))))
- return FALSE;
- }
-
- if(pScreenPriv->CreateWindow) {
- pScreen->CreateWindow = pScreenPriv->CreateWindow;
- result = (*pScreen->CreateWindow)(pWin);
- pScreen->CreateWindow = miOverlayCreateWindow;
- }
-
- if (pTree) {
- if(result) {
- pTree->pWin = pWin;
- pTree->visibility = VisibilityNotViewable;
- pWinPriv->tree = pTree;
- if(pWin->parent) {
- RegionNull(&(pTree->borderClip));
- RegionNull(&(pTree->clipList));
- RebuildTree(pWin);
- } else {
- BoxRec fullBox;
- fullBox.x1 = 0;
- fullBox.y1 = 0;
- fullBox.x2 = pScreen->width;
- fullBox.y2 = pScreen->height;
- RegionInit(&(pTree->borderClip), &fullBox, 1);
- RegionInit(&(pTree->clipList), &fullBox, 1);
- }
- } else free(pTree);
- }
-
- return TRUE;
-}
-
-
-static Bool
-miOverlayDestroyWindow(WindowPtr pWin)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- miOverlayScreenPtr pScreenPriv = MIOVERLAY_GET_SCREEN_PRIVATE(pScreen);
- miOverlayTreePtr pTree = MIOVERLAY_GET_WINDOW_TREE(pWin);
- Bool result = TRUE;
-
- if (pTree) {
- if(pTree->prevSib)
- pTree->prevSib->nextSib = pTree->nextSib;
- else if(pTree->parent)
- pTree->parent->firstChild = pTree->nextSib;
-
- if(pTree->nextSib)
- pTree->nextSib->prevSib = pTree->prevSib;
- else if(pTree->parent)
- pTree->parent->lastChild = pTree->prevSib;
-
- RegionUninit(&(pTree->borderClip));
- RegionUninit(&(pTree->clipList));
- free(pTree);
- }
-
- if(pScreenPriv->DestroyWindow) {
- pScreen->DestroyWindow = pScreenPriv->DestroyWindow;
- result = (*pScreen->DestroyWindow)(pWin);
- pScreen->DestroyWindow = miOverlayDestroyWindow;
- }
-
- return result;
-}
-
-static Bool
-miOverlayUnrealizeWindow(WindowPtr pWin)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- miOverlayScreenPtr pScreenPriv = MIOVERLAY_GET_SCREEN_PRIVATE(pScreen);
- miOverlayTreePtr pTree = MIOVERLAY_GET_WINDOW_TREE(pWin);
- Bool result = TRUE;
-
- if(pTree) pTree->visibility = VisibilityNotViewable;
-
- if(pScreenPriv->UnrealizeWindow) {
- pScreen->UnrealizeWindow = pScreenPriv->UnrealizeWindow;
- result = (*pScreen->UnrealizeWindow)(pWin);
- pScreen->UnrealizeWindow = miOverlayUnrealizeWindow;
- }
-
- return result;
-}
-
-
-static Bool
-miOverlayRealizeWindow(WindowPtr pWin)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- miOverlayScreenPtr pScreenPriv = MIOVERLAY_GET_SCREEN_PRIVATE(pScreen);
- Bool result = TRUE;
-
- if(pScreenPriv->RealizeWindow) {
- pScreen->RealizeWindow = pScreenPriv->RealizeWindow;
- result = (*pScreen->RealizeWindow)(pWin);
- pScreen->RealizeWindow = miOverlayRealizeWindow;
- }
-
- /* we only need to catch the root window realization */
-
- if(result && !pWin->parent && !((*pScreenPriv->InOverlay)(pWin)))
- {
- BoxRec box;
- box.x1 = box.y1 = 0;
- box.x2 = pWin->drawable.width;
- box.y2 = pWin->drawable.height;
- (*pScreenPriv->MakeTransparent)(pScreen, 1, &box);
- }
-
- return result;
-}
-
-
-static void
-miOverlayReparentWindow(WindowPtr pWin, WindowPtr pPriorParent)
-{
- if(IN_UNDERLAY(pWin) || HasUnderlayChildren(pWin)) {
- /* This could probably be more optimal */
- RebuildTree(pWin->drawable.pScreen->root->firstChild);
- }
-}
-
-static void
-miOverlayRestackWindow(WindowPtr pWin, WindowPtr oldNextSib)
-{
- if(IN_UNDERLAY(pWin) || HasUnderlayChildren(pWin)) {
- /* This could probably be more optimal */
- RebuildTree(pWin);
- }
-}
-
-
-static Bool
-miOverlayMarkOverlappedWindows(
- WindowPtr pWin,
- WindowPtr pFirst,
- WindowPtr *pLayerWin
-){
- WindowPtr pChild, pLast;
- Bool overMarked, underMarked, doUnderlay, markAll;
- miOverlayTreePtr pTree = NULL, tLast, tChild;
- BoxPtr box;
-
- overMarked = underMarked = markAll = FALSE;
-
- if(pLayerWin) *pLayerWin = pWin; /* hah! */
-
- doUnderlay = (IN_UNDERLAY(pWin) || HasUnderlayChildren(pWin));
-
- box = RegionExtents(&pWin->borderSize);
-
- if((pChild = pFirst)) {
- pLast = pChild->parent->lastChild;
- while (1) {
- if (pChild == pWin) markAll = TRUE;
-
- if(doUnderlay && IN_UNDERLAY(pChild))
- pTree = MIOVERLAY_GET_WINDOW_TREE(pChild);
-
- if(pChild->viewable) {
- if (RegionBroken(&pChild->winSize))
- SetWinSize (pChild);
- if (RegionBroken(&pChild->borderSize))
- SetBorderSize (pChild);
-
- if (markAll ||
- RegionContainsRect(&pChild->borderSize, box))
- {
- MARK_OVERLAY(pChild);
- overMarked = TRUE;
- if(doUnderlay && IN_UNDERLAY(pChild)) {
- MARK_UNDERLAY(pChild);
- underMarked = TRUE;
- }
- if (pChild->firstChild) {
- pChild = pChild->firstChild;
- continue;
- }
- }
- }
- while (!pChild->nextSib && (pChild != pLast)) {
- pChild = pChild->parent;
- if(doUnderlay && IN_UNDERLAY(pChild))
- pTree = MIOVERLAY_GET_WINDOW_TREE(pChild);
- }
-
- if(pChild == pWin) markAll = FALSE;
-
- if (pChild == pLast) break;
-
- pChild = pChild->nextSib;
- }
- if(overMarked)
- MARK_OVERLAY(pWin->parent);
- }
-
- if(doUnderlay && !pTree) {
- if(!(pTree = MIOVERLAY_GET_WINDOW_TREE(pWin))) {
- pChild = pWin->lastChild;
- while(1) {
- if((pTree = MIOVERLAY_GET_WINDOW_TREE(pChild)))
- break;
-
- if(pChild->lastChild) {
- pChild = pChild->lastChild;
- continue;
- }
-
- while(!pChild->prevSib) pChild = pChild->parent;
-
- pChild = pChild->prevSib;
- }
- }
- }
-
- if(pTree && pTree->nextSib) {
- tChild = pTree->parent->lastChild;
- tLast = pTree->nextSib;
-
- while(1) {
- if(tChild->pWin->viewable) {
- if (RegionBroken(&tChild->pWin->winSize))
- SetWinSize (tChild->pWin);
- if (RegionBroken(&tChild->pWin->borderSize))
- SetBorderSize (tChild->pWin);
-
- if(RegionContainsRect(&(tChild->pWin->borderSize), box))
- {
- MARK_UNDERLAY(tChild->pWin);
- underMarked = TRUE;
- }
- }
-
- if(tChild->lastChild) {
- tChild = tChild->lastChild;
- continue;
- }
-
- while(!tChild->prevSib && (tChild != tLast))
- tChild = tChild->parent;
-
- if(tChild == tLast) break;
-
- tChild = tChild->prevSib;
- }
- }
-
- if(underMarked) {
- ScreenPtr pScreen = pWin->drawable.pScreen;
- MARK_UNDERLAY(pTree->parent->pWin);
- MIOVERLAY_GET_SCREEN_PRIVATE(pScreen)->underlayMarked = TRUE;
- }
-
- return underMarked || overMarked;
-}
-
-
-static void
-miOverlayComputeClips(
- WindowPtr pParent,
- RegionPtr universe,
- VTKind kind,
- RegionPtr exposed
-){
- ScreenPtr pScreen = pParent->drawable.pScreen;
- int oldVis, newVis, dx, dy;
- BoxRec borderSize;
- RegionPtr borderVisible;
- RegionRec childUniverse, childUnion;
- miOverlayTreePtr tParent = MIOVERLAY_GET_WINDOW_TREE(pParent);
- miOverlayTreePtr tChild;
- Bool overlap;
-
- borderSize.x1 = pParent->drawable.x - wBorderWidth(pParent);
- borderSize.y1 = pParent->drawable.y - wBorderWidth(pParent);
- dx = (int) pParent->drawable.x + (int) pParent->drawable.width +
- wBorderWidth(pParent);
- if (dx > 32767) dx = 32767;
- borderSize.x2 = dx;
- dy = (int) pParent->drawable.y + (int) pParent->drawable.height +
- wBorderWidth(pParent);
- if (dy > 32767) dy = 32767;
- borderSize.y2 = dy;
-
- oldVis = tParent->visibility;
- switch (RegionContainsRect(universe, &borderSize)) {
- case rgnIN:
- newVis = VisibilityUnobscured;
- break;
- case rgnPART:
- newVis = VisibilityPartiallyObscured;
- {
- RegionPtr pBounding;
-
- if ((pBounding = wBoundingShape (pParent))) {
- switch (miShapedWindowIn (universe, pBounding,
- &borderSize,
- pParent->drawable.x,
- pParent->drawable.y))
- {
- case rgnIN:
- newVis = VisibilityUnobscured;
- break;
- case rgnOUT:
- newVis = VisibilityFullyObscured;
- break;
- }
- }
- }
- break;
- default:
- newVis = VisibilityFullyObscured;
- break;
- }
- tParent->visibility = newVis;
-
- dx = pParent->drawable.x - tParent->valdata->oldAbsCorner.x;
- dy = pParent->drawable.y - tParent->valdata->oldAbsCorner.y;
-
- switch (kind) {
- case VTMap:
- case VTStack:
- case VTUnmap:
- break;
- case VTMove:
- if ((oldVis == newVis) &&
- ((oldVis == VisibilityFullyObscured) ||
- (oldVis == VisibilityUnobscured)))
- {
- tChild = tParent;
- while (1) {
- if (tChild->pWin->viewable) {
- if (tChild->visibility != VisibilityFullyObscured) {
- RegionTranslate(&tChild->borderClip, dx, dy);
- RegionTranslate(&tChild->clipList, dx, dy);
-
- tChild->pWin->drawable.serialNumber =
- NEXT_SERIAL_NUMBER;
- if (pScreen->ClipNotify)
- (* pScreen->ClipNotify) (tChild->pWin, dx, dy);
- }
- if (tChild->valdata) {
- RegionNull(&tChild->valdata->borderExposed);
- if (HasParentRelativeBorder(tChild->pWin)){
- RegionSubtract(&tChild->valdata->borderExposed,
- &tChild->borderClip,
- &tChild->pWin->winSize);
- }
- RegionNull(&tChild->valdata->exposed);
- }
- if (tChild->firstChild) {
- tChild = tChild->firstChild;
- continue;
- }
- }
- while (!tChild->nextSib && (tChild != tParent))
- tChild = tChild->parent;
- if (tChild == tParent)
- break;
- tChild = tChild->nextSib;
- }
- return;
- }
- /* fall through */
- default:
- if (dx || dy) {
- RegionTranslate(&tParent->borderClip, dx, dy);
- RegionTranslate(&tParent->clipList, dx, dy);
- }
- break;
- case VTBroken:
- RegionEmpty(&tParent->borderClip);
- RegionEmpty(&tParent->clipList);
- break;
- }
-
- borderVisible = tParent->valdata->borderVisible;
- RegionNull(&tParent->valdata->borderExposed);
- RegionNull(&tParent->valdata->exposed);
-
- if (HasBorder (pParent)) {
- if (borderVisible) {
- RegionSubtract(exposed, universe, borderVisible);
- RegionDestroy(borderVisible);
- } else
- RegionSubtract(exposed, universe, &tParent->borderClip);
-
- if (HasParentRelativeBorder(pParent) && (dx || dy))
- RegionSubtract(&tParent->valdata->borderExposed,
- universe, &pParent->winSize);
- else
- RegionSubtract(&tParent->valdata->borderExposed,
- exposed, &pParent->winSize);
-
- RegionCopy(&tParent->borderClip, universe);
- RegionIntersect(universe, universe, &pParent->winSize);
- }
- else
- RegionCopy(&tParent->borderClip, universe);
-
- if ((tChild = tParent->firstChild) && pParent->mapped) {
- RegionNull(&childUniverse);
- RegionNull(&childUnion);
-
- for (; tChild; tChild = tChild->nextSib) {
- if (tChild->pWin->viewable)
- RegionAppend(&childUnion, &tChild->pWin->borderSize);
- }
-
- RegionValidate(&childUnion, &overlap);
-
- for (tChild = tParent->firstChild;
- tChild;
- tChild = tChild->nextSib)
- {
- if (tChild->pWin->viewable) {
- if (tChild->valdata) {
- RegionIntersect(&childUniverse, universe,
- &tChild->pWin->borderSize);
- miOverlayComputeClips (tChild->pWin, &childUniverse,
- kind, exposed);
- }
- if (overlap)
- RegionSubtract(universe, universe,
- &tChild->pWin->borderSize);
- }
- }
- if (!overlap)
- RegionSubtract(universe, universe, &childUnion);
- RegionUninit(&childUnion);
- RegionUninit(&childUniverse);
- }
-
- if (oldVis == VisibilityFullyObscured ||
- oldVis == VisibilityNotViewable)
- {
- RegionCopy(&tParent->valdata->exposed, universe);
- }
- else if (newVis != VisibilityFullyObscured &&
- newVis != VisibilityNotViewable)
- {
- RegionSubtract(&tParent->valdata->exposed,
- universe, &tParent->clipList);
- }
-
- /* HACK ALERT - copying contents of regions, instead of regions */
- {
- RegionRec tmp;
-
- tmp = tParent->clipList;
- tParent->clipList = *universe;
- *universe = tmp;
- }
-
- pParent->drawable.serialNumber = NEXT_SERIAL_NUMBER;
-
- if (pScreen->ClipNotify)
- (* pScreen->ClipNotify) (pParent, dx, dy);
-}
-
-
-static void
-miOverlayMarkWindow(WindowPtr pWin)
-{
- miOverlayTreePtr pTree = NULL;
- WindowPtr pChild, pGrandChild;
-
- miMarkWindow(pWin);
-
- /* look for UnmapValdata among immediate children */
-
- if(!(pChild = pWin->firstChild)) return;
-
- for( ; pChild; pChild = pChild->nextSib) {
- if(pChild->valdata == UnmapValData) {
- if(IN_UNDERLAY(pChild)) {
- pTree = MIOVERLAY_GET_WINDOW_TREE(pChild);
- pTree->valdata = (miOverlayValDataPtr)UnmapValData;
- continue;
- } else {
- if(!(pGrandChild = pChild->firstChild))
- continue;
-
- while(1) {
- if(IN_UNDERLAY(pGrandChild)) {
- pTree = MIOVERLAY_GET_WINDOW_TREE(pGrandChild);
- pTree->valdata = (miOverlayValDataPtr)UnmapValData;
- } else if(pGrandChild->firstChild) {
- pGrandChild = pGrandChild->firstChild;
- continue;
- }
-
- while(!pGrandChild->nextSib && (pGrandChild != pChild))
- pGrandChild = pGrandChild->parent;
-
- if(pChild == pGrandChild) break;
-
- pGrandChild = pGrandChild->nextSib;
- }
- }
- }
- }
-
- if(pTree) {
- MARK_UNDERLAY(pTree->parent->pWin);
- MIOVERLAY_GET_SCREEN_PRIVATE(
- pWin->drawable.pScreen)->underlayMarked = TRUE;
- }
-}
-
-static void
-miOverlayMarkUnrealizedWindow(
- WindowPtr pChild,
- WindowPtr pWin,
- Bool fromConfigure
-){
- if ((pChild != pWin) || fromConfigure) {
- miOverlayTreePtr pTree;
-
- RegionEmpty(&pChild->clipList);
- if (pChild->drawable.pScreen->ClipNotify)
- (* pChild->drawable.pScreen->ClipNotify)(pChild, 0, 0);
- RegionEmpty(&pChild->borderClip);
- if((pTree = MIOVERLAY_GET_WINDOW_TREE(pChild))) {
- if(pTree->valdata != (miOverlayValDataPtr)UnmapValData) {
- RegionEmpty(&pTree->clipList);
- RegionEmpty(&pTree->borderClip);
- }
- }
- }
-}
-
-
-static int
-miOverlayValidateTree(
- WindowPtr pParent,
- WindowPtr pChild, /* first child effected */
- VTKind kind
-){
- ScreenPtr pScreen = pParent->drawable.pScreen;
- miOverlayScreenPtr pPriv = MIOVERLAY_GET_SCREEN_PRIVATE(pScreen);
- RegionRec totalClip, childClip, exposed;
- miOverlayTreePtr tParent, tChild, tWin;
- Bool overlap;
- WindowPtr newParent;
-
- if(!pPriv->underlayMarked)
- goto SKIP_UNDERLAY;
-
- if (!pChild) pChild = pParent->firstChild;
-
- RegionNull(&totalClip);
- RegionNull(&childClip);
- RegionNull(&exposed);
-
- newParent = pParent;
-
- while(IN_OVERLAY(newParent))
- newParent = newParent->parent;
-
- tParent = MIOVERLAY_GET_WINDOW_TREE(newParent);
-
- if(IN_UNDERLAY(pChild))
- tChild = MIOVERLAY_GET_WINDOW_TREE(pChild);
- else
- tChild = tParent->firstChild;
-
- if (RegionBroken(&tParent->clipList) &&
- !RegionBroken(&tParent->borderClip))
- {
- kind = VTBroken;
- RegionCopy(&totalClip, &tParent->borderClip);
- RegionIntersect(&totalClip, &totalClip,
- &tParent->pWin->winSize);
-
- for (tWin = tParent->firstChild; tWin != tChild; tWin = tWin->nextSib) {
- if (tWin->pWin->viewable)
- RegionSubtract(&totalClip, &totalClip,
- &tWin->pWin->borderSize);
- }
- RegionEmpty(&tParent->clipList);
- } else {
- for(tWin = tChild; tWin; tWin = tWin->nextSib) {
- if(tWin->valdata)
- RegionAppend(&totalClip, &tWin->borderClip);
- }
- RegionValidate(&totalClip, &overlap);
- }
-
- if(kind != VTStack)
- RegionUnion(&totalClip, &totalClip, &tParent->clipList);
-
- for(tWin = tChild; tWin; tWin = tWin->nextSib) {
- if(tWin->valdata) {
- if(tWin->pWin->viewable) {
- RegionIntersect(&childClip, &totalClip,
- &tWin->pWin->borderSize);
- miOverlayComputeClips(tWin->pWin, &childClip, kind, &exposed);
- RegionSubtract(&totalClip, &totalClip,
- &tWin->pWin->borderSize);
- } else { /* Means we are unmapping */
- RegionEmpty(&tWin->clipList);
- RegionEmpty(&tWin->borderClip);
- tWin->valdata = NULL;
- }
- }
- }
-
- RegionUninit(&childClip);
-
- if(!((*pPriv->InOverlay)(newParent))) {
- RegionNull(&tParent->valdata->exposed);
- RegionNull(&tParent->valdata->borderExposed);
- }
-
- switch (kind) {
- case VTStack:
- break;
- default:
- if(!((*pPriv->InOverlay)(newParent)))
- RegionSubtract(&tParent->valdata->exposed, &totalClip,
- &tParent->clipList);
- /* fall through */
- case VTMap:
- RegionCopy(&tParent->clipList, &totalClip);
- if(!((*pPriv->InOverlay)(newParent)))
- newParent->drawable.serialNumber = NEXT_SERIAL_NUMBER;
- break;
- }
-
- RegionUninit(&totalClip);
- RegionUninit(&exposed);
-
-SKIP_UNDERLAY:
-
- miValidateTree(pParent, pChild, kind);
-
- return 1;
-}
-
-
-static void
-miOverlayHandleExposures(WindowPtr pWin)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- miOverlayScreenPtr pPriv = MIOVERLAY_GET_SCREEN_PRIVATE(pScreen);
- WindowPtr pChild;
- ValidatePtr val;
- void (* WindowExposures)(WindowPtr, RegionPtr, RegionPtr);
-
- WindowExposures = pWin->drawable.pScreen->WindowExposures;
- if(pPriv->underlayMarked) {
- miOverlayTreePtr pTree;
- miOverlayValDataPtr mival;
-
- pChild = pWin;
- while(IN_OVERLAY(pChild))
- pChild = pChild->parent;
-
- pTree = MIOVERLAY_GET_WINDOW_TREE(pChild);
-
- while (1) {
- if((mival = pTree->valdata)) {
- if(!((*pPriv->InOverlay)(pTree->pWin))) {
- if (RegionNotEmpty(&mival->borderExposed)) {
- miPaintWindow(pTree->pWin, &mival->borderExposed,
- PW_BORDER);
- }
- RegionUninit(&mival->borderExposed);
-
- (*WindowExposures)(pTree->pWin,&mival->exposed,NullRegion);
- RegionUninit(&mival->exposed);
- }
- free(mival);
- pTree->valdata = NULL;
- if (pTree->firstChild) {
- pTree = pTree->firstChild;
- continue;
- }
- }
- while (!pTree->nextSib && (pTree->pWin != pChild))
- pTree = pTree->parent;
- if (pTree->pWin == pChild)
- break;
- pTree = pTree->nextSib;
- }
- pPriv->underlayMarked = FALSE;
- }
-
- pChild = pWin;
- while (1) {
- if ( (val = pChild->valdata) ) {
- if(!((*pPriv->InOverlay)(pChild))) {
- RegionUnion(&val->after.exposed, &val->after.exposed,
- &val->after.borderExposed);
-
- if (RegionNotEmpty(&val->after.exposed)) {
- (*(MIOVERLAY_GET_SCREEN_PRIVATE(pScreen)->MakeTransparent))(
- pScreen,
- RegionNumRects(&val->after.exposed),
- RegionRects(&val->after.exposed));
- }
- } else {
- if (RegionNotEmpty(&val->after.borderExposed)) {
- miPaintWindow(pChild, &val->after.borderExposed,
- PW_BORDER);
- }
- (*WindowExposures)(pChild, &val->after.exposed, NullRegion);
- }
- RegionUninit(&val->after.borderExposed);
- RegionUninit(&val->after.exposed);
- free(val);
- pChild->valdata = NULL;
- if (pChild->firstChild)
- {
- pChild = pChild->firstChild;
- continue;
- }
- }
- while (!pChild->nextSib && (pChild != pWin))
- pChild = pChild->parent;
- if (pChild == pWin)
- break;
- pChild = pChild->nextSib;
- }
-}
-
-
-static void
-miOverlayMoveWindow(
- WindowPtr pWin,
- int x,
- int y,
- WindowPtr pNextSib,
- VTKind kind
-){
- ScreenPtr pScreen = pWin->drawable.pScreen;
- miOverlayTreePtr pTree = MIOVERLAY_GET_WINDOW_TREE(pWin);
- WindowPtr pParent, windowToValidate;
- Bool WasViewable = (Bool)(pWin->viewable);
- short bw;
- RegionRec overReg, underReg;
- DDXPointRec oldpt;
-
- if (!(pParent = pWin->parent))
- return ;
- bw = wBorderWidth (pWin);
-
- oldpt.x = pWin->drawable.x;
- oldpt.y = pWin->drawable.y;
- if (WasViewable) {
- RegionNull(&overReg);
- RegionNull(&underReg);
- if(pTree) {
- RegionCopy(&overReg, &pWin->borderClip);
- RegionCopy(&underReg, &pTree->borderClip);
- } else {
- RegionCopy(&overReg, &pWin->borderClip);
- CollectUnderlayChildrenRegions(pWin, &underReg);
- }
- (*pScreen->MarkOverlappedWindows)(pWin, pWin, NULL);
- }
- pWin->origin.x = x + (int)bw;
- pWin->origin.y = y + (int)bw;
- x = pWin->drawable.x = pParent->drawable.x + x + (int)bw;
- y = pWin->drawable.y = pParent->drawable.y + y + (int)bw;
-
- SetWinSize (pWin);
- SetBorderSize (pWin);
-
- (*pScreen->PositionWindow)(pWin, x, y);
-
- windowToValidate = MoveWindowInStack(pWin, pNextSib);
-
- ResizeChildrenWinSize(pWin, x - oldpt.x, y - oldpt.y, 0, 0);
-
- if (WasViewable) {
- miOverlayScreenPtr pPriv = MIOVERLAY_GET_SCREEN_PRIVATE(pScreen);
- (*pScreen->MarkOverlappedWindows) (pWin, windowToValidate, NULL);
-
-
- (*pScreen->ValidateTree)(pWin->parent, NullWindow, kind);
- if(RegionNotEmpty(&underReg)) {
- pPriv->copyUnderlay = TRUE;
- (* pWin->drawable.pScreen->CopyWindow)(pWin, oldpt, &underReg);
- }
- RegionUninit(&underReg);
- if(RegionNotEmpty(&overReg)) {
- pPriv->copyUnderlay = FALSE;
- (* pWin->drawable.pScreen->CopyWindow)(pWin, oldpt, &overReg);
- }
- RegionUninit(&overReg);
- (*pScreen->HandleExposures)(pWin->parent);
-
- if (pScreen->PostValidateTree)
- (*pScreen->PostValidateTree)(pWin->parent, NullWindow, kind);
- }
- if (pWin->realized)
- WindowsRestructured ();
-}
-
-#ifndef RECTLIMIT
-#define RECTLIMIT 25
-#endif
-
-static void
-miOverlayWindowExposures(
- WindowPtr pWin,
- RegionPtr prgn,
- RegionPtr other_exposed
-){
- RegionPtr exposures = prgn;
-
- if ((prgn && !RegionNil(prgn)) ||
- (exposures && !RegionNil(exposures)) || other_exposed)
- {
- RegionRec expRec;
- int clientInterested;
-
- clientInterested = (pWin->eventMask|wOtherEventMasks(pWin)) &
- ExposureMask;
- if (other_exposed) {
- if (exposures) {
- RegionUnion(other_exposed, exposures, other_exposed);
- if (exposures != prgn)
- RegionDestroy(exposures);
- }
- exposures = other_exposed;
- }
- if (clientInterested && exposures &&
- (RegionNumRects(exposures) > RECTLIMIT))
- {
- ScreenPtr pScreen = pWin->drawable.pScreen;
- miOverlayScreenPtr pPriv = MIOVERLAY_GET_SCREEN_PRIVATE(pScreen);
- BoxRec box;
-
- box = *RegionExtents(exposures);
- if (exposures == prgn) {
- exposures = &expRec;
- RegionInit(exposures, &box, 1);
- RegionReset(prgn, &box);
- } else {
- RegionReset(exposures, &box);
- RegionUnion(prgn, prgn, exposures);
- }
- /* This is the only reason why we are replacing mi's version
- of this file */
-
- if(!((*pPriv->InOverlay)(pWin))) {
- miOverlayTreePtr pTree = MIOVERLAY_GET_WINDOW_TREE(pWin);
- RegionIntersect(prgn, prgn, &pTree->clipList);
- } else
- RegionIntersect(prgn, prgn, &pWin->clipList);
- }
- if (prgn && !RegionNil(prgn))
- miPaintWindow(pWin, prgn, PW_BACKGROUND);
- if (clientInterested && exposures && !RegionNil(exposures))
- miSendExposures(pWin, exposures,
- pWin->drawable.x, pWin->drawable.y);
- if (exposures == &expRec) {
- RegionUninit(exposures);
- }
- else if (exposures && exposures != prgn && exposures != other_exposed)
- RegionDestroy(exposures);
- if (prgn)
- RegionEmpty(prgn);
- }
- else if (exposures && exposures != prgn)
- RegionDestroy(exposures);
-}
-
-
-typedef struct {
- RegionPtr over;
- RegionPtr under;
-} miOverlayTwoRegions;
-
-static int
-miOverlayRecomputeExposures (
- WindowPtr pWin,
- pointer value
-){
- miOverlayTwoRegions *pValid = (miOverlayTwoRegions*)value;
- miOverlayTreePtr pTree = MIOVERLAY_GET_WINDOW_TREE(pWin);
-
- if (pWin->valdata) {
- /*
- * compute exposed regions of this window
- */
- RegionSubtract(&pWin->valdata->after.exposed,
- &pWin->clipList, pValid->over);
- /*
- * compute exposed regions of the border
- */
- RegionSubtract(&pWin->valdata->after.borderExposed,
- &pWin->borderClip, &pWin->winSize);
- RegionSubtract(&pWin->valdata->after.borderExposed,
- &pWin->valdata->after.borderExposed, pValid->over);
- }
-
- if(pTree && pTree->valdata) {
- RegionSubtract(&pTree->valdata->exposed,
- &pTree->clipList, pValid->under);
- RegionSubtract(&pTree->valdata->borderExposed,
- &pTree->borderClip, &pWin->winSize);
- RegionSubtract(&pTree->valdata->borderExposed,
- &pTree->valdata->borderExposed, pValid->under);
- } else if (!pWin->valdata)
- return WT_NOMATCH;
-
- return WT_WALKCHILDREN;
-}
-
-static void
-miOverlayResizeWindow(
- WindowPtr pWin,
- int x, int y,
- unsigned int w, unsigned int h,
- WindowPtr pSib
-){
- ScreenPtr pScreen = pWin->drawable.pScreen;
- WindowPtr pParent;
- miOverlayTreePtr tChild, pTree;
- Bool WasViewable = (Bool)(pWin->viewable);
- unsigned short width = pWin->drawable.width;
- unsigned short height = pWin->drawable.height;
- short oldx = pWin->drawable.x;
- short oldy = pWin->drawable.y;
- int bw = wBorderWidth (pWin);
- short dw, dh;
- DDXPointRec oldpt;
- RegionPtr oldRegion = NULL, oldRegion2 = NULL;
- WindowPtr pFirstChange;
- WindowPtr pChild;
- RegionPtr gravitate[StaticGravity + 1];
- RegionPtr gravitate2[StaticGravity + 1];
- unsigned g;
- int nx, ny; /* destination x,y */
- int newx, newy; /* new inner window position */
- RegionPtr pRegion = NULL;
- RegionPtr destClip, destClip2;
- RegionPtr oldWinClip = NULL, oldWinClip2 = NULL;
- RegionPtr borderVisible = NullRegion;
- RegionPtr borderVisible2 = NullRegion;
- Bool shrunk = FALSE; /* shrunk in an inner dimension */
- Bool moved = FALSE; /* window position changed */
- Bool doUnderlay;
-
- /* if this is a root window, can't be resized */
- if (!(pParent = pWin->parent))
- return ;
-
- pTree = MIOVERLAY_GET_WINDOW_TREE(pWin);
- doUnderlay = ((pTree) || HasUnderlayChildren(pWin));
- newx = pParent->drawable.x + x + bw;
- newy = pParent->drawable.y + y + bw;
- if (WasViewable)
- {
- /*
- * save the visible region of the window
- */
- oldRegion = RegionCreate(NullBox, 1);
- RegionCopy(oldRegion, &pWin->winSize);
- if(doUnderlay) {
- oldRegion2 = RegionCreate(NullBox, 1);
- RegionCopy(oldRegion2, &pWin->winSize);
- }
-
- /*
- * categorize child windows into regions to be moved
- */
- for (g = 0; g <= StaticGravity; g++)
- gravitate[g] = gravitate2[g] = NULL;
- for (pChild = pWin->firstChild; pChild; pChild = pChild->nextSib) {
- g = pChild->winGravity;
- if (g != UnmapGravity) {
- if (!gravitate[g])
- gravitate[g] = RegionCreate(NullBox, 1);
- RegionUnion(gravitate[g],
- gravitate[g], &pChild->borderClip);
-
- if(doUnderlay) {
- if (!gravitate2[g])
- gravitate2[g] = RegionCreate(NullBox, 0);
-
- if((tChild = MIOVERLAY_GET_WINDOW_TREE(pChild))) {
- RegionUnion(gravitate2[g],
- gravitate2[g], &tChild->borderClip);
- } else
- CollectUnderlayChildrenRegions(pChild, gravitate2[g]);
- }
- } else {
- UnmapWindow(pChild, TRUE);
- }
- }
- (*pScreen->MarkOverlappedWindows)(pWin, pWin, NULL);
-
-
- oldWinClip = oldWinClip2 = NULL;
- if (pWin->bitGravity != ForgetGravity) {
- oldWinClip = RegionCreate(NullBox, 1);
- RegionCopy(oldWinClip, &pWin->clipList);
- if(pTree) {
- oldWinClip2 = RegionCreate(NullBox, 1);
- RegionCopy(oldWinClip2, &pTree->clipList);
- }
- }
- /*
- * if the window is changing size, borderExposed
- * can't be computed correctly without some help.
- */
- if (pWin->drawable.height > h || pWin->drawable.width > w)
- shrunk = TRUE;
-
- if (newx != oldx || newy != oldy)
- moved = TRUE;
-
- if ((pWin->drawable.height != h || pWin->drawable.width != w) &&
- HasBorder (pWin))
- {
- borderVisible = RegionCreate(NullBox, 1);
- if(pTree)
- borderVisible2 = RegionCreate(NullBox, 1);
- /* for tiled borders, we punt and draw the whole thing */
- if (pWin->borderIsPixel || !moved)
- {
- if (shrunk || moved)
- RegionSubtract(borderVisible,
- &pWin->borderClip,
- &pWin->winSize);
- else
- RegionCopy(borderVisible,
- &pWin->borderClip);
- if(pTree) {
- if (shrunk || moved)
- RegionSubtract(borderVisible,
- &pTree->borderClip,
- &pWin->winSize);
- else
- RegionCopy(borderVisible,
- &pTree->borderClip);
- }
- }
- }
- }
- pWin->origin.x = x + bw;
- pWin->origin.y = y + bw;
- pWin->drawable.height = h;
- pWin->drawable.width = w;
-
- x = pWin->drawable.x = newx;
- y = pWin->drawable.y = newy;
-
- SetWinSize (pWin);
- SetBorderSize (pWin);
-
- dw = (int)w - (int)width;
- dh = (int)h - (int)height;
- ResizeChildrenWinSize(pWin, x - oldx, y - oldy, dw, dh);
-
- /* let the hardware adjust background and border pixmaps, if any */
- (*pScreen->PositionWindow)(pWin, x, y);
-
- pFirstChange = MoveWindowInStack(pWin, pSib);
-
- if (WasViewable) {
- pRegion = RegionCreate(NullBox, 1);
-
- (*pScreen->MarkOverlappedWindows)(pWin, pFirstChange, NULL);
-
- pWin->valdata->before.resized = TRUE;
- pWin->valdata->before.borderVisible = borderVisible;
- if(pTree)
- pTree->valdata->borderVisible = borderVisible2;
-
-
- (*pScreen->ValidateTree)(pWin->parent, pFirstChange, VTOther);
- /*
- * the entire window is trashed unless bitGravity
- * recovers portions of it
- */
- RegionCopy(&pWin->valdata->after.exposed, &pWin->clipList);
- if(pTree)
- RegionCopy(&pTree->valdata->exposed, &pTree->clipList);
- }
-
- GravityTranslate (x, y, oldx, oldy, dw, dh, pWin->bitGravity, &nx, &ny);
-
- if (WasViewable) {
- miOverlayScreenPtr pPriv = MIOVERLAY_GET_SCREEN_PRIVATE(pScreen);
- miOverlayTwoRegions TwoRegions;
-
- /* avoid the border */
- if (HasBorder (pWin)) {
- int offx, offy, dx, dy;
-
- /* kruft to avoid double translates for each gravity */
- offx = 0;
- offy = 0;
- for (g = 0; g <= StaticGravity; g++) {
- if (!gravitate[g] && !gravitate2[g])
- continue;
-
- /* align winSize to gravitate[g].
- * winSize is in new coordinates,
- * gravitate[g] is still in old coordinates */
- GravityTranslate (x, y, oldx, oldy, dw, dh, g, &nx, &ny);
-
- dx = (oldx - nx) - offx;
- dy = (oldy - ny) - offy;
- if (dx || dy) {
- RegionTranslate(&pWin->winSize, dx, dy);
- offx += dx;
- offy += dy;
- }
- if(gravitate[g])
- RegionIntersect(gravitate[g], gravitate[g],
- &pWin->winSize);
- if(gravitate2[g])
- RegionIntersect(gravitate2[g], gravitate2[g],
- &pWin->winSize);
- }
- /* get winSize back where it belongs */
- if (offx || offy)
- RegionTranslate(&pWin->winSize, -offx, -offy);
- }
- /*
- * add screen bits to the appropriate bucket
- */
-
- if (oldWinClip2)
- {
- RegionCopy(pRegion, oldWinClip2);
- RegionTranslate(pRegion, nx - oldx, ny - oldy);
- RegionIntersect(oldWinClip2, pRegion, &pTree->clipList);
-
- for (g = pWin->bitGravity + 1; g <= StaticGravity; g++) {
- if (gravitate2[g])
- RegionSubtract(oldWinClip2, oldWinClip2,
- gravitate2[g]);
- }
- RegionTranslate(oldWinClip2, oldx - nx, oldy - ny);
- g = pWin->bitGravity;
- if (!gravitate2[g])
- gravitate2[g] = oldWinClip2;
- else {
- RegionUnion(gravitate2[g],gravitate2[g],oldWinClip2);
- RegionDestroy(oldWinClip2);
- }
- }
-
- if (oldWinClip)
- {
- /*
- * clip to new clipList
- */
- RegionCopy(pRegion, oldWinClip);
- RegionTranslate(pRegion, nx - oldx, ny - oldy);
- RegionIntersect(oldWinClip, pRegion, &pWin->clipList);
- /*
- * don't step on any gravity bits which will be copied after this
- * region. Note -- this assumes that the regions will be copied
- * in gravity order.
- */
- for (g = pWin->bitGravity + 1; g <= StaticGravity; g++) {
- if (gravitate[g])
- RegionSubtract(oldWinClip, oldWinClip,
- gravitate[g]);
- }
- RegionTranslate(oldWinClip, oldx - nx, oldy - ny);
- g = pWin->bitGravity;
- if (!gravitate[g])
- gravitate[g] = oldWinClip;
- else {
- RegionUnion(gravitate[g], gravitate[g], oldWinClip);
- RegionDestroy(oldWinClip);
- }
- }
-
- /*
- * move the bits on the screen
- */
-
- destClip = destClip2 = NULL;
-
- for (g = 0; g <= StaticGravity; g++) {
- if (!gravitate[g] && !gravitate2[g])
- continue;
-
- GravityTranslate (x, y, oldx, oldy, dw, dh, g, &nx, &ny);
-
- oldpt.x = oldx + (x - nx);
- oldpt.y = oldy + (y - ny);
-
- /* Note that gravitate[g] is *translated* by CopyWindow */
-
- /* only copy the remaining useful bits */
-
- if(gravitate[g])
- RegionIntersect(gravitate[g],
- gravitate[g], oldRegion);
- if(gravitate2[g])
- RegionIntersect(gravitate2[g],
- gravitate2[g], oldRegion2);
-
- /* clip to not overwrite already copied areas */
-
- if (destClip && gravitate[g]) {
- RegionTranslate(destClip, oldpt.x - x, oldpt.y - y);
- RegionSubtract(gravitate[g], gravitate[g], destClip);
- RegionTranslate(destClip, x - oldpt.x, y - oldpt.y);
- }
- if (destClip2 && gravitate2[g]) {
- RegionTranslate(destClip2, oldpt.x - x, oldpt.y - y);
- RegionSubtract(gravitate2[g],gravitate2[g],destClip2);
- RegionTranslate(destClip2, x - oldpt.x, y - oldpt.y);
- }
-
- /* and move those bits */
-
- if (oldpt.x != x || oldpt.y != y) {
- if(gravitate2[g]) {
- pPriv->copyUnderlay = TRUE;
- (*pScreen->CopyWindow)(pWin, oldpt, gravitate2[g]);
- }
- if(gravitate[g]) {
- pPriv->copyUnderlay = FALSE;
- (*pScreen->CopyWindow)(pWin, oldpt, gravitate[g]);
- }
- }
-
- /* remove any overwritten bits from the remaining useful bits */
-
- if(gravitate[g])
- RegionSubtract(oldRegion, oldRegion, gravitate[g]);
- if(gravitate2[g])
- RegionSubtract(oldRegion2, oldRegion2, gravitate2[g]);
-
- /*
- * recompute exposed regions of child windows
- */
-
-
- for (pChild = pWin->firstChild; pChild; pChild = pChild->nextSib) {
- if (pChild->winGravity != g)
- continue;
-
- TwoRegions.over = gravitate[g];
- TwoRegions.under = gravitate2[g];
-
- TraverseTree (pChild, miOverlayRecomputeExposures,
- (pointer)(&TwoRegions));
- }
-
- /*
- * remove the successfully copied regions of the
- * window from its exposed region
- */
-
- if (g == pWin->bitGravity) {
- if(gravitate[g])
- RegionSubtract(&pWin->valdata->after.exposed,
- &pWin->valdata->after.exposed, gravitate[g]);
- if(gravitate2[g] && pTree)
- RegionSubtract(&pTree->valdata->exposed,
- &pTree->valdata->exposed, gravitate2[g]);
- }
- if(gravitate[g]) {
- if (!destClip)
- destClip = gravitate[g];
- else {
- RegionUnion(destClip, destClip, gravitate[g]);
- RegionDestroy(gravitate[g]);
- }
- }
- if(gravitate2[g]) {
- if (!destClip2)
- destClip2 = gravitate2[g];
- else {
- RegionUnion(destClip2, destClip2, gravitate2[g]);
- RegionDestroy(gravitate2[g]);
- }
- }
- }
-
- RegionDestroy(pRegion);
- RegionDestroy(oldRegion);
- if(doUnderlay)
- RegionDestroy(oldRegion2);
- if (destClip)
- RegionDestroy(destClip);
- if (destClip2)
- RegionDestroy(destClip2);
- (*pScreen->HandleExposures)(pWin->parent);
- if (pScreen->PostValidateTree)
- (*pScreen->PostValidateTree)(pWin->parent, pFirstChange, VTOther);
- }
- if (pWin->realized)
- WindowsRestructured ();
-}
-
-
-static void
-miOverlaySetShape(WindowPtr pWin, int kind)
-{
- Bool WasViewable = (Bool)(pWin->viewable);
- ScreenPtr pScreen = pWin->drawable.pScreen;
-
- if (kind != ShapeInput) {
- if (WasViewable) {
- (*pScreen->MarkOverlappedWindows)(pWin, pWin, NULL);
-
- if (HasBorder (pWin)) {
- RegionPtr borderVisible;
-
- borderVisible = RegionCreate(NullBox, 1);
- RegionSubtract(borderVisible,
- &pWin->borderClip, &pWin->winSize);
- pWin->valdata->before.borderVisible = borderVisible;
- pWin->valdata->before.resized = TRUE;
- if(IN_UNDERLAY(pWin)) {
- miOverlayTreePtr pTree = MIOVERLAY_GET_WINDOW_TREE(pWin);
- RegionPtr borderVisible2;
-
- borderVisible2 = RegionCreate(NULL, 1);
- RegionSubtract(borderVisible2,
- &pTree->borderClip, &pWin->winSize);
- pTree->valdata->borderVisible = borderVisible2;
- }
- }
- }
-
- SetWinSize (pWin);
- SetBorderSize (pWin);
-
- ResizeChildrenWinSize(pWin, 0, 0, 0, 0);
-
- if (WasViewable) {
- (*pScreen->MarkOverlappedWindows)(pWin, pWin, NULL);
-
-
- (*pScreen->ValidateTree)(pWin->parent, NullWindow, VTOther);
- }
-
- if (WasViewable) {
- (*pScreen->HandleExposures)(pWin->parent);
- if (pScreen->PostValidateTree)
- (*pScreen->PostValidateTree)(pWin->parent, NullWindow, VTOther);
- }
- }
- if (pWin->realized)
- WindowsRestructured ();
- CheckCursorConfinement(pWin);
-}
-
-
-
-static void
-miOverlayChangeBorderWidth(
- WindowPtr pWin,
- unsigned int width
-){
- int oldwidth;
- ScreenPtr pScreen;
- Bool WasViewable = (Bool)(pWin->viewable);
- Bool HadBorder;
-
- oldwidth = wBorderWidth (pWin);
- if (oldwidth == width)
- return;
- HadBorder = HasBorder(pWin);
- pScreen = pWin->drawable.pScreen;
- if (WasViewable && (width < oldwidth))
- (*pScreen->MarkOverlappedWindows)(pWin, pWin, NULL);
-
- pWin->borderWidth = width;
- SetBorderSize (pWin);
-
- if (WasViewable) {
- if (width > oldwidth) {
- (*pScreen->MarkOverlappedWindows)(pWin, pWin, NULL);
-
- if (HadBorder) {
- RegionPtr borderVisible;
- borderVisible = RegionCreate(NULL, 1);
- RegionSubtract(borderVisible,
- &pWin->borderClip, &pWin->winSize);
- pWin->valdata->before.borderVisible = borderVisible;
- if(IN_UNDERLAY(pWin)) {
- miOverlayTreePtr pTree = MIOVERLAY_GET_WINDOW_TREE(pWin);
- RegionPtr borderVisible2;
-
- borderVisible2 = RegionCreate(NULL, 1);
- RegionSubtract(borderVisible2,
- &pTree->borderClip, &pWin->winSize);
- pTree->valdata->borderVisible = borderVisible2;
- }
- }
- }
- (*pScreen->ValidateTree)(pWin->parent, pWin, VTOther);
- (*pScreen->HandleExposures)(pWin->parent);
-
- if (pScreen->PostValidateTree)
- (*pScreen->PostValidateTree)(pWin->parent, pWin, VTOther);
- }
- if (pWin->realized)
- WindowsRestructured ();
-}
-
-/* We need this as an addition since the xf86 common code doesn't
- know about the second tree which is static to this file. */
-
-void
-miOverlaySetRootClip(ScreenPtr pScreen, Bool enable)
-{
- WindowPtr pRoot = pScreen->root;
- miOverlayTreePtr pTree = MIOVERLAY_GET_WINDOW_TREE(pRoot);
-
- MARK_UNDERLAY(pRoot);
-
- if(enable) {
- BoxRec box;
-
- box.x1 = 0;
- box.y1 = 0;
- box.x2 = pScreen->width;
- box.y2 = pScreen->height;
-
- RegionReset(&pTree->borderClip, &box);
- } else
- RegionEmpty(&pTree->borderClip);
-
- RegionBreak(&pTree->clipList);
-}
-
-static void
-miOverlayClearToBackground(
- WindowPtr pWin,
- int x, int y,
- int w, int h,
- Bool generateExposures
-)
-{
- miOverlayTreePtr pTree = MIOVERLAY_GET_WINDOW_TREE(pWin);
- BoxRec box;
- RegionRec reg;
- RegionPtr pBSReg = NullRegion;
- ScreenPtr pScreen = pWin->drawable.pScreen;
- miOverlayScreenPtr pScreenPriv = MIOVERLAY_GET_SCREEN_PRIVATE(pScreen);
- RegionPtr clipList;
- BoxPtr extents;
- int x1, y1, x2, y2;
-
- x1 = pWin->drawable.x + x;
- y1 = pWin->drawable.y + y;
- if (w)
- x2 = x1 + (int) w;
- else
- x2 = x1 + (int) pWin->drawable.width - (int) x;
- if (h)
- y2 = y1 + h;
- else
- y2 = y1 + (int) pWin->drawable.height - (int) y;
-
- clipList = ((*pScreenPriv->InOverlay)(pWin)) ? &pWin->clipList :
- &pTree->clipList;
-
- extents = RegionExtents(clipList);
-
- if (x1 < extents->x1) x1 = extents->x1;
- if (x2 > extents->x2) x2 = extents->x2;
- if (y1 < extents->y1) y1 = extents->y1;
- if (y2 > extents->y2) y2 = extents->y2;
-
- if (x2 <= x1 || y2 <= y1)
- x2 = x1 = y2 = y1 = 0;
-
- box.x1 = x1; box.x2 = x2;
- box.y1 = y1; box.y2 = y2;
-
- RegionInit(®, &box, 1);
-
- RegionIntersect(®, ®, clipList);
- if (generateExposures)
- (*pScreen->WindowExposures)(pWin, ®, pBSReg);
- else if (pWin->backgroundState != None)
- miPaintWindow(pWin, ®, PW_BACKGROUND);
- RegionUninit(®);
- if (pBSReg)
- RegionDestroy(pBSReg);
-}
-
-
-/****************************************************************/
-
-/* not used */
-Bool
-miOverlayGetPrivateClips(
- WindowPtr pWin,
- RegionPtr *borderClip,
- RegionPtr *clipList
-){
- miOverlayTreePtr pTree = MIOVERLAY_GET_WINDOW_TREE(pWin);
-
- if(pTree) {
- *borderClip = &(pTree->borderClip);
- *clipList = &(pTree->clipList);
- return TRUE;
- }
-
- *borderClip = *clipList = NULL;
-
- return FALSE;
-}
-
-void
-miOverlaySetTransFunction (
- ScreenPtr pScreen,
- miOverlayTransFunc transFunc
-){
- MIOVERLAY_GET_SCREEN_PRIVATE(pScreen)->MakeTransparent = transFunc;
-}
-
-Bool
-miOverlayCopyUnderlay(ScreenPtr pScreen)
-{
- return MIOVERLAY_GET_SCREEN_PRIVATE(pScreen)->copyUnderlay;
-}
-
-void
-miOverlayComputeCompositeClip(GCPtr pGC, WindowPtr pWin)
-{
- miOverlayTreePtr pTree = MIOVERLAY_GET_WINDOW_TREE(pWin);
- RegionPtr pregWin;
- Bool freeTmpClip, freeCompClip;
-
- if(!pTree) {
- miComputeCompositeClip(pGC, &pWin->drawable);
- return;
- }
-
- if (pGC->subWindowMode == IncludeInferiors) {
- pregWin = RegionCreate(NullBox, 1);
- freeTmpClip = TRUE;
- if (pWin->parent || (screenIsSaved != SCREEN_SAVER_ON) ||
- !HasSaverWindow (pGC->pScreen))
- {
- RegionIntersect(pregWin,&pTree->borderClip,&pWin->winSize);
- }
- } else {
- pregWin = &pTree->clipList;
- freeTmpClip = FALSE;
- }
- freeCompClip = pGC->freeCompClip;
- if (pGC->clientClipType == CT_NONE) {
- if (freeCompClip)
- RegionDestroy(pGC->pCompositeClip);
- pGC->pCompositeClip = pregWin;
- pGC->freeCompClip = freeTmpClip;
- } else {
- RegionTranslate(pGC->clientClip,
- pWin->drawable.x + pGC->clipOrg.x,
- pWin->drawable.y + pGC->clipOrg.y);
-
- if (freeCompClip) {
- RegionIntersect(pGC->pCompositeClip,
- pregWin, pGC->clientClip);
- if (freeTmpClip)
- RegionDestroy(pregWin);
- } else if (freeTmpClip) {
- RegionIntersect(pregWin, pregWin, pGC->clientClip);
- pGC->pCompositeClip = pregWin;
- } else {
- pGC->pCompositeClip = RegionCreate(NullBox, 0);
- RegionIntersect(pGC->pCompositeClip,
- pregWin, pGC->clientClip);
- }
- pGC->freeCompClip = TRUE;
- RegionTranslate(pGC->clientClip,
- -(pWin->drawable.x + pGC->clipOrg.x),
- -(pWin->drawable.y + pGC->clipOrg.y));
- }
-}
-
-Bool
-miOverlayCollectUnderlayRegions(
- WindowPtr pWin,
- RegionPtr *region
-){
- miOverlayTreePtr pTree = MIOVERLAY_GET_WINDOW_TREE(pWin);
-
- if(pTree) {
- *region = &pTree->borderClip;
- return FALSE;
- }
-
- *region = RegionCreate(NullBox, 0);
-
- CollectUnderlayChildrenRegions(pWin, *region);
-
- return TRUE;
-}
-
-
-static miOverlayTreePtr
-DoLeaf(
- WindowPtr pWin,
- miOverlayTreePtr parent,
- miOverlayTreePtr prevSib
-){
- miOverlayTreePtr pTree = MIOVERLAY_GET_WINDOW_TREE(pWin);
-
- pTree->parent = parent;
- pTree->firstChild = NULL;
- pTree->lastChild = NULL;
- pTree->prevSib = prevSib;
- pTree->nextSib = NULL;
-
- if(prevSib)
- prevSib->nextSib = pTree;
-
- if(!parent->firstChild)
- parent->firstChild = parent->lastChild = pTree;
- else if(parent->lastChild == prevSib)
- parent->lastChild = pTree;
-
- return pTree;
-}
-
-static void
-RebuildTree(WindowPtr pWin)
-{
- miOverlayTreePtr parent, prevSib, tChild;
- WindowPtr pChild;
-
- prevSib = tChild = NULL;
-
- pWin = pWin->parent;
-
- while(IN_OVERLAY(pWin))
- pWin = pWin->parent;
-
- parent = MIOVERLAY_GET_WINDOW_TREE(pWin);
-
- pChild = pWin->firstChild;
- parent->firstChild = parent->lastChild = NULL;
-
- while(1) {
- if(IN_UNDERLAY(pChild))
- prevSib = tChild = DoLeaf(pChild, parent, prevSib);
-
- if(pChild->firstChild) {
- if(IN_UNDERLAY(pChild)) {
- parent = tChild;
- prevSib = NULL;
- }
- pChild = pChild->firstChild;
- continue;
- }
-
- while(!pChild->nextSib) {
- pChild = pChild->parent;
- if(pChild == pWin) return;
- if(IN_UNDERLAY(pChild)) {
- prevSib = tChild = MIOVERLAY_GET_WINDOW_TREE(pChild);
- parent = tChild->parent;
- }
- }
-
- pChild = pChild->nextSib;
- }
-}
-
-
-static Bool
-HasUnderlayChildren(WindowPtr pWin)
-{
- WindowPtr pChild;
-
- if(!(pChild = pWin->firstChild))
- return FALSE;
-
- while(1) {
- if(IN_UNDERLAY(pChild))
- return TRUE;
-
- if(pChild->firstChild) {
- pChild = pChild->firstChild;
- continue;
- }
-
- while(!pChild->nextSib && (pWin != pChild))
- pChild = pChild->parent;
-
- if(pChild == pWin) break;
-
- pChild = pChild->nextSib;
- }
-
- return FALSE;
-}
-
-
-static Bool
-CollectUnderlayChildrenRegions(WindowPtr pWin, RegionPtr pReg)
-{
- WindowPtr pChild;
- miOverlayTreePtr pTree;
- Bool hasUnderlay;
-
- if(!(pChild = pWin->firstChild))
- return FALSE;
-
- hasUnderlay = FALSE;
-
- while(1) {
- if((pTree = MIOVERLAY_GET_WINDOW_TREE(pChild))) {
- RegionAppend(pReg, &pTree->borderClip);
- hasUnderlay = TRUE;
- } else
- if(pChild->firstChild) {
- pChild = pChild->firstChild;
- continue;
- }
-
- while(!pChild->nextSib && (pWin != pChild))
- pChild = pChild->parent;
-
- if(pChild == pWin) break;
-
- pChild = pChild->nextSib;
- }
-
- if(hasUnderlay) {
- Bool overlap;
- RegionValidate(pReg, &overlap);
- }
-
- return hasUnderlay;
-}
-
-
-static void
-MarkUnderlayWindow(WindowPtr pWin)
-{
- miOverlayTreePtr pTree = MIOVERLAY_GET_WINDOW_TREE(pWin);
-
- if(pTree->valdata) return;
- pTree->valdata = (miOverlayValDataPtr)xnfalloc(sizeof(miOverlayValDataRec));
- pTree->valdata->oldAbsCorner.x = pWin->drawable.x;
- pTree->valdata->oldAbsCorner.y = pWin->drawable.y;
- pTree->valdata->borderVisible = NullRegion;
-}
diff --git a/mi/mioverlay.h b/mi/mioverlay.h
deleted file mode 100644
index dca65ad..0000000
--- a/mi/mioverlay.h
+++ /dev/null
@@ -1,32 +0,0 @@
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#ifndef __MIOVERLAY_H
-#define __MIOVERLAY_H
-
-typedef void (*miOverlayTransFunc)(ScreenPtr, int, BoxPtr);
-typedef Bool (*miOverlayInOverlayFunc)(WindowPtr);
-
-extern _X_EXPORT Bool
-miInitOverlay(
- ScreenPtr pScreen,
- miOverlayInOverlayFunc inOverlay,
- miOverlayTransFunc trans
-);
-
-extern _X_EXPORT Bool
-miOverlayGetPrivateClips(
- WindowPtr pWin,
- RegionPtr *borderClip,
- RegionPtr *clipList
-);
-
-extern _X_EXPORT Bool miOverlayCollectUnderlayRegions(WindowPtr, RegionPtr*);
-extern _X_EXPORT void miOverlayComputeCompositeClip(GCPtr, WindowPtr);
-extern _X_EXPORT Bool miOverlayCopyUnderlay(ScreenPtr);
-extern _X_EXPORT void miOverlaySetTransFunction(ScreenPtr, miOverlayTransFunc);
-extern _X_EXPORT void miOverlaySetRootClip(ScreenPtr, Bool);
-
-#endif /* __MIOVERLAY_H */
--
1.7.1
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