diff options
Diffstat (limited to 'xorg-server/hw/xnest')
| -rw-r--r-- | xorg-server/hw/xnest/Events.c | 434 | ||||
| -rw-r--r-- | xorg-server/hw/xnest/Init.c | 302 | ||||
| -rw-r--r-- | xorg-server/hw/xnest/Pixmap.c | 272 |
3 files changed, 504 insertions, 504 deletions
diff --git a/xorg-server/hw/xnest/Events.c b/xorg-server/hw/xnest/Events.c index 2abc6c73c..619427ded 100644 --- a/xorg-server/hw/xnest/Events.c +++ b/xorg-server/hw/xnest/Events.c @@ -1,217 +1,217 @@ -/*
-
-Copyright 1993 by Davor Matic
-
-Permission to use, copy, modify, distribute, and sell this software
-and its documentation for any purpose is hereby granted without fee,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation. Davor Matic makes no representations about
-the suitability of this software for any purpose. It is provided "as
-is" without express or implied warranty.
-
-*/
-
-#ifdef HAVE_XNEST_CONFIG_H
-#include <xnest-config.h>
-#endif
-
-#include <X11/X.h>
-#include <X11/Xproto.h>
-#include "screenint.h"
-#include "input.h"
-#include "misc.h"
-#include "scrnintstr.h"
-#include "windowstr.h"
-#include "servermd.h"
-#include "inputstr.h"
-#include "inpututils.h"
-
-#include "mi.h"
-
-#include "Xnest.h"
-
-#include "Args.h"
-#include "Color.h"
-#include "Display.h"
-#include "Screen.h"
-#include "XNWindow.h"
-#include "Events.h"
-#include "Keyboard.h"
-#include "Pointer.h"
-#include "mipointer.h"
-
-CARD32 lastEventTime = 0;
-
-void
-ProcessInputEvents(void)
-{
- mieqProcessInputEvents();
-}
-
-int
-TimeSinceLastInputEvent(void)
-{
- if (lastEventTime == 0)
- lastEventTime = GetTimeInMillis();
- return GetTimeInMillis() - lastEventTime;
-}
-
-void
-SetTimeSinceLastInputEvent(void)
-{
- lastEventTime = GetTimeInMillis();
-}
-
-static Bool
-xnestExposurePredicate(Display *display, XEvent *event, char *args)
-{
- return event->type == Expose || event->type == ProcessedExpose;
-}
-
-static Bool
-xnestNotExposurePredicate(Display *display, XEvent *event, char *args)
-{
- return !xnestExposurePredicate(display, event, args);
-}
-
-void
-xnestCollectExposures(void)
-{
- XEvent X;
- WindowPtr pWin;
- RegionRec Rgn;
- BoxRec Box;
-
- while (XCheckIfEvent(xnestDisplay, &X, xnestExposurePredicate, NULL)) {
- pWin = xnestWindowPtr(X.xexpose.window);
-
- if (pWin && X.xexpose.width && X.xexpose.height) {
- Box.x1 = pWin->drawable.x + wBorderWidth(pWin) + X.xexpose.x;
- Box.y1 = pWin->drawable.y + wBorderWidth(pWin) + X.xexpose.y;
- Box.x2 = Box.x1 + X.xexpose.width;
- Box.y2 = Box.y1 + X.xexpose.height;
-
- RegionInit(&Rgn, &Box, 1);
-
- miSendExposures(pWin, &Rgn, Box.x2, Box.y2);
- }
- }
-}
-
-void
-xnestQueueKeyEvent(int type, unsigned int keycode)
-{
- lastEventTime = GetTimeInMillis();
- QueueKeyboardEvents(xnestKeyboardDevice, type, keycode, NULL);
-}
-
-void
-xnestCollectEvents(void)
-{
- XEvent X;
- int valuators[2];
- ValuatorMask mask;
- ScreenPtr pScreen;
-
- while (XCheckIfEvent(xnestDisplay, &X, xnestNotExposurePredicate, NULL)) {
- switch (X.type) {
- case KeyPress:
- xnestUpdateModifierState(X.xkey.state);
- xnestQueueKeyEvent(KeyPress, X.xkey.keycode);
- break;
-
- case KeyRelease:
- xnestUpdateModifierState(X.xkey.state);
- xnestQueueKeyEvent(KeyRelease, X.xkey.keycode);
- break;
-
- case ButtonPress:
- valuator_mask_set_range(&mask, 0, 0, NULL);
- xnestUpdateModifierState(X.xkey.state);
- lastEventTime = GetTimeInMillis();
- QueuePointerEvents(xnestPointerDevice, ButtonPress,
- X.xbutton.button, POINTER_RELATIVE, &mask);
- break;
-
- case ButtonRelease:
- valuator_mask_set_range(&mask, 0, 0, NULL);
- xnestUpdateModifierState(X.xkey.state);
- lastEventTime = GetTimeInMillis();
- QueuePointerEvents(xnestPointerDevice, ButtonRelease,
- X.xbutton.button, POINTER_RELATIVE, &mask);
- break;
-
- case MotionNotify:
- valuators[0] = X.xmotion.x;
- valuators[1] = X.xmotion.y;
- valuator_mask_set_range(&mask, 0, 2, valuators);
- lastEventTime = GetTimeInMillis();
- QueuePointerEvents(xnestPointerDevice, MotionNotify,
- 0, POINTER_ABSOLUTE, &mask);
- break;
-
- case FocusIn:
- if (X.xfocus.detail != NotifyInferior) {
- pScreen = xnestScreen(X.xfocus.window);
- if (pScreen)
- xnestDirectInstallColormaps(pScreen);
- }
- break;
-
- case FocusOut:
- if (X.xfocus.detail != NotifyInferior) {
- pScreen = xnestScreen(X.xfocus.window);
- if (pScreen)
- xnestDirectUninstallColormaps(pScreen);
- }
- break;
-
- case KeymapNotify:
- break;
-
- case EnterNotify:
- if (X.xcrossing.detail != NotifyInferior) {
- pScreen = xnestScreen(X.xcrossing.window);
- if (pScreen) {
- NewCurrentScreen(inputInfo.pointer, pScreen, X.xcrossing.x, X.xcrossing.y);
- valuators[0] = X.xcrossing.x;
- valuators[1] = X.xcrossing.y;
- valuator_mask_set_range(&mask, 0, 2, valuators);
- lastEventTime = GetTimeInMillis();
- QueuePointerEvents(xnestPointerDevice, MotionNotify,
- 0, POINTER_ABSOLUTE, &mask);
- xnestDirectInstallColormaps(pScreen);
- }
- }
- break;
-
- case LeaveNotify:
- if (X.xcrossing.detail != NotifyInferior) {
- pScreen = xnestScreen(X.xcrossing.window);
- if (pScreen) {
- xnestDirectUninstallColormaps(pScreen);
- }
- }
- break;
-
- case DestroyNotify:
- if (xnestParentWindow != (Window) 0 &&
- X.xdestroywindow.window == xnestParentWindow)
- exit (0);
- break;
-
- case CirculateNotify:
- case ConfigureNotify:
- case GravityNotify:
- case MapNotify:
- case ReparentNotify:
- case UnmapNotify:
- break;
-
- default:
- ErrorF("xnest warning: unhandled event\n");
- break;
- }
- }
-}
+/* + +Copyright 1993 by Davor Matic + +Permission to use, copy, modify, distribute, and sell this software +and its documentation for any purpose is hereby granted without fee, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation. Davor Matic makes no representations about +the suitability of this software for any purpose. It is provided "as +is" without express or implied warranty. + +*/ + +#ifdef HAVE_XNEST_CONFIG_H +#include <xnest-config.h> +#endif + +#include <X11/X.h> +#include <X11/Xproto.h> +#include "screenint.h" +#include "input.h" +#include "misc.h" +#include "scrnintstr.h" +#include "windowstr.h" +#include "servermd.h" +#include "inputstr.h" +#include "inpututils.h" + +#include "mi.h" + +#include "Xnest.h" + +#include "Args.h" +#include "Color.h" +#include "Display.h" +#include "Screen.h" +#include "XNWindow.h" +#include "Events.h" +#include "Keyboard.h" +#include "Pointer.h" +#include "mipointer.h" + +CARD32 lastEventTime = 0; + +void +ProcessInputEvents(void) +{ + mieqProcessInputEvents(); +} + +int +TimeSinceLastInputEvent(void) +{ + if (lastEventTime == 0) + lastEventTime = GetTimeInMillis(); + return GetTimeInMillis() - lastEventTime; +} + +void +SetTimeSinceLastInputEvent(void) +{ + lastEventTime = GetTimeInMillis(); +} + +static Bool +xnestExposurePredicate(Display *display, XEvent *event, char *args) +{ + return event->type == Expose || event->type == ProcessedExpose; +} + +static Bool +xnestNotExposurePredicate(Display *display, XEvent *event, char *args) +{ + return !xnestExposurePredicate(display, event, args); +} + +void +xnestCollectExposures(void) +{ + XEvent X; + WindowPtr pWin; + RegionRec Rgn; + BoxRec Box; + + while (XCheckIfEvent(xnestDisplay, &X, xnestExposurePredicate, NULL)) { + pWin = xnestWindowPtr(X.xexpose.window); + + if (pWin && X.xexpose.width && X.xexpose.height) { + Box.x1 = pWin->drawable.x + wBorderWidth(pWin) + X.xexpose.x; + Box.y1 = pWin->drawable.y + wBorderWidth(pWin) + X.xexpose.y; + Box.x2 = Box.x1 + X.xexpose.width; + Box.y2 = Box.y1 + X.xexpose.height; + + RegionInit(&Rgn, &Box, 1); + + miSendExposures(pWin, &Rgn, Box.x2, Box.y2); + } + } +} + +void +xnestQueueKeyEvent(int type, unsigned int keycode) +{ + lastEventTime = GetTimeInMillis(); + QueueKeyboardEvents(xnestKeyboardDevice, type, keycode, NULL); +} + +void +xnestCollectEvents(void) +{ + XEvent X; + int valuators[2]; + ValuatorMask mask; + ScreenPtr pScreen; + + while (XCheckIfEvent(xnestDisplay, &X, xnestNotExposurePredicate, NULL)) { + switch (X.type) { + case KeyPress: + xnestUpdateModifierState(X.xkey.state); + xnestQueueKeyEvent(KeyPress, X.xkey.keycode); + break; + + case KeyRelease: + xnestUpdateModifierState(X.xkey.state); + xnestQueueKeyEvent(KeyRelease, X.xkey.keycode); + break; + + case ButtonPress: + valuator_mask_set_range(&mask, 0, 0, NULL); + xnestUpdateModifierState(X.xkey.state); + lastEventTime = GetTimeInMillis(); + QueuePointerEvents(xnestPointerDevice, ButtonPress, + X.xbutton.button, POINTER_RELATIVE, &mask); + break; + + case ButtonRelease: + valuator_mask_set_range(&mask, 0, 0, NULL); + xnestUpdateModifierState(X.xkey.state); + lastEventTime = GetTimeInMillis(); + QueuePointerEvents(xnestPointerDevice, ButtonRelease, + X.xbutton.button, POINTER_RELATIVE, &mask); + break; + + case MotionNotify: + valuators[0] = X.xmotion.x; + valuators[1] = X.xmotion.y; + valuator_mask_set_range(&mask, 0, 2, valuators); + lastEventTime = GetTimeInMillis(); + QueuePointerEvents(xnestPointerDevice, MotionNotify, + 0, POINTER_ABSOLUTE, &mask); + break; + + case FocusIn: + if (X.xfocus.detail != NotifyInferior) { + pScreen = xnestScreen(X.xfocus.window); + if (pScreen) + xnestDirectInstallColormaps(pScreen); + } + break; + + case FocusOut: + if (X.xfocus.detail != NotifyInferior) { + pScreen = xnestScreen(X.xfocus.window); + if (pScreen) + xnestDirectUninstallColormaps(pScreen); + } + break; + + case KeymapNotify: + break; + + case EnterNotify: + if (X.xcrossing.detail != NotifyInferior) { + pScreen = xnestScreen(X.xcrossing.window); + if (pScreen) { + NewCurrentScreen(inputInfo.pointer, pScreen, X.xcrossing.x, X.xcrossing.y); + valuators[0] = X.xcrossing.x; + valuators[1] = X.xcrossing.y; + valuator_mask_set_range(&mask, 0, 2, valuators); + lastEventTime = GetTimeInMillis(); + QueuePointerEvents(xnestPointerDevice, MotionNotify, + 0, POINTER_ABSOLUTE, &mask); + xnestDirectInstallColormaps(pScreen); + } + } + break; + + case LeaveNotify: + if (X.xcrossing.detail != NotifyInferior) { + pScreen = xnestScreen(X.xcrossing.window); + if (pScreen) { + xnestDirectUninstallColormaps(pScreen); + } + } + break; + + case DestroyNotify: + if (xnestParentWindow != (Window) 0 && + X.xdestroywindow.window == xnestParentWindow) + exit (0); + break; + + case CirculateNotify: + case ConfigureNotify: + case GravityNotify: + case MapNotify: + case ReparentNotify: + case UnmapNotify: + break; + + default: + ErrorF("xnest warning: unhandled event\n"); + break; + } + } +} diff --git a/xorg-server/hw/xnest/Init.c b/xorg-server/hw/xnest/Init.c index 263565977..af57518ba 100644 --- a/xorg-server/hw/xnest/Init.c +++ b/xorg-server/hw/xnest/Init.c @@ -1,151 +1,151 @@ -/*
-
-Copyright 1993 by Davor Matic
-
-Permission to use, copy, modify, distribute, and sell this software
-and its documentation for any purpose is hereby granted without fee,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation. Davor Matic makes no representations about
-the suitability of this software for any purpose. It is provided "as
-is" without express or implied warranty.
-
-*/
-
-#ifdef HAVE_XNEST_CONFIG_H
-#include <xnest-config.h>
-#endif
-
-#include <X11/X.h>
-#include <X11/Xproto.h>
-#include "screenint.h"
-#include "input.h"
-#include "misc.h"
-#include "scrnintstr.h"
-#include "windowstr.h"
-#include "servermd.h"
-#include "mi.h"
-#include <X11/fonts/fontstruct.h>
-
-#include "Xnest.h"
-
-#include "Display.h"
-#include "Screen.h"
-#include "Pointer.h"
-#include "Keyboard.h"
-#include "Handlers.h"
-#include "Init.h"
-#include "Args.h"
-#include "Drawable.h"
-#include "XNGC.h"
-#include "XNFont.h"
-#ifdef DPMSExtension
-#include "dpmsproc.h"
-#endif
-
-Bool xnestDoFullGeneration = True;
-
-void
-InitOutput(ScreenInfo *screenInfo, int argc, char *argv[])
-{
- int i, j;
-
- xnestOpenDisplay(argc, argv);
-
- screenInfo->imageByteOrder = ImageByteOrder(xnestDisplay);
- screenInfo->bitmapScanlineUnit = BitmapUnit(xnestDisplay);
- screenInfo->bitmapScanlinePad = BitmapPad(xnestDisplay);
- screenInfo->bitmapBitOrder = BitmapBitOrder(xnestDisplay);
-
- screenInfo->numPixmapFormats = 0;
- for (i = 0; i < xnestNumPixmapFormats; i++)
- for (j = 0; j < xnestNumDepths; j++)
- if ((xnestPixmapFormats[i].depth == 1) ||
- (xnestPixmapFormats[i].depth == xnestDepths[j])) {
- screenInfo->formats[screenInfo->numPixmapFormats].depth =
- xnestPixmapFormats[i].depth;
- screenInfo->formats[screenInfo->numPixmapFormats].bitsPerPixel =
- xnestPixmapFormats[i].bits_per_pixel;
- screenInfo->formats[screenInfo->numPixmapFormats].scanlinePad =
- xnestPixmapFormats[i].scanline_pad;
- screenInfo->numPixmapFormats++;
- break;
- }
-
- xnestFontPrivateIndex = AllocateFontPrivateIndex();
-
- if (!xnestNumScreens) xnestNumScreens = 1;
-
- for (i = 0; i < xnestNumScreens; i++)
- AddScreen(xnestOpenScreen, argc, argv);
-
- xnestNumScreens = screenInfo->numScreens;
-
- xnestDoFullGeneration = xnestFullGeneration;
-}
-
-void
-InitInput(int argc, char *argv[])
-{
- int rc;
- rc = AllocDevicePair(serverClient, "Xnest",
- &xnestPointerDevice,
- &xnestKeyboardDevice,
- xnestPointerProc,
- xnestKeyboardProc,
- FALSE);
-
- if (rc != Success)
- FatalError("Failed to init Xnest default devices.\n");
-
- mieqInit();
-
- AddEnabledDevice(XConnectionNumber(xnestDisplay));
-
- RegisterBlockAndWakeupHandlers(xnestBlockHandler, xnestWakeupHandler, NULL);
-}
-
-void
-CloseInput(void)
-{
- mieqFini();
-}
-
-/*
- * DDX - specific abort routine. Called by AbortServer().
- */
-void AbortDDX(enum ExitCode error)
-{
- xnestDoFullGeneration = True;
- xnestCloseDisplay();
-}
-
-/* Called by GiveUp(). */
-void ddxGiveUp(enum ExitCode error)
-{
- AbortDDX(error);
-}
-
-#ifdef __APPLE__
-void
-DarwinHandleGUI(int argc, char *argv[])
-{
-}
-#endif
-
-void OsVendorInit(void)
-{
- return;
-}
-
-void OsVendorFatalError(void)
-{
- return;
-}
-
-#if defined(DDXBEFORERESET)
-void ddxBeforeReset(void)
-{
- return;
-}
-#endif
+/* + +Copyright 1993 by Davor Matic + +Permission to use, copy, modify, distribute, and sell this software +and its documentation for any purpose is hereby granted without fee, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation. Davor Matic makes no representations about +the suitability of this software for any purpose. It is provided "as +is" without express or implied warranty. + +*/ + +#ifdef HAVE_XNEST_CONFIG_H +#include <xnest-config.h> +#endif + +#include <X11/X.h> +#include <X11/Xproto.h> +#include "screenint.h" +#include "input.h" +#include "misc.h" +#include "scrnintstr.h" +#include "windowstr.h" +#include "servermd.h" +#include "mi.h" +#include <X11/fonts/fontstruct.h> + +#include "Xnest.h" + +#include "Display.h" +#include "Screen.h" +#include "Pointer.h" +#include "Keyboard.h" +#include "Handlers.h" +#include "Init.h" +#include "Args.h" +#include "Drawable.h" +#include "XNGC.h" +#include "XNFont.h" +#ifdef DPMSExtension +#include "dpmsproc.h" +#endif + +Bool xnestDoFullGeneration = True; + +void +InitOutput(ScreenInfo *screenInfo, int argc, char *argv[]) +{ + int i, j; + + xnestOpenDisplay(argc, argv); + + screenInfo->imageByteOrder = ImageByteOrder(xnestDisplay); + screenInfo->bitmapScanlineUnit = BitmapUnit(xnestDisplay); + screenInfo->bitmapScanlinePad = BitmapPad(xnestDisplay); + screenInfo->bitmapBitOrder = BitmapBitOrder(xnestDisplay); + + screenInfo->numPixmapFormats = 0; + for (i = 0; i < xnestNumPixmapFormats; i++) + for (j = 0; j < xnestNumDepths; j++) + if ((xnestPixmapFormats[i].depth == 1) || + (xnestPixmapFormats[i].depth == xnestDepths[j])) { + screenInfo->formats[screenInfo->numPixmapFormats].depth = + xnestPixmapFormats[i].depth; + screenInfo->formats[screenInfo->numPixmapFormats].bitsPerPixel = + xnestPixmapFormats[i].bits_per_pixel; + screenInfo->formats[screenInfo->numPixmapFormats].scanlinePad = + xnestPixmapFormats[i].scanline_pad; + screenInfo->numPixmapFormats++; + break; + } + + xnestFontPrivateIndex = AllocateFontPrivateIndex(); + + if (!xnestNumScreens) xnestNumScreens = 1; + + for (i = 0; i < xnestNumScreens; i++) + AddScreen(xnestOpenScreen, argc, argv); + + xnestNumScreens = screenInfo->numScreens; + + xnestDoFullGeneration = xnestFullGeneration; +} + +void +InitInput(int argc, char *argv[]) +{ + int rc; + rc = AllocDevicePair(serverClient, "Xnest", + &xnestPointerDevice, + &xnestKeyboardDevice, + xnestPointerProc, + xnestKeyboardProc, + FALSE); + + if (rc != Success) + FatalError("Failed to init Xnest default devices.\n"); + + mieqInit(); + + AddEnabledDevice(XConnectionNumber(xnestDisplay)); + + RegisterBlockAndWakeupHandlers(xnestBlockHandler, xnestWakeupHandler, NULL); +} + +void +CloseInput(void) +{ + mieqFini(); +} + +/* + * DDX - specific abort routine. Called by AbortServer(). + */ +void AbortDDX(enum ExitCode error) +{ + xnestDoFullGeneration = True; + xnestCloseDisplay(); +} + +/* Called by GiveUp(). */ +void ddxGiveUp(enum ExitCode error) +{ + AbortDDX(error); +} + +#ifdef __APPLE__ +void +DarwinHandleGUI(int argc, char *argv[]) +{ +} +#endif + +void OsVendorInit(void) +{ + return; +} + +void OsVendorFatalError(void) +{ + return; +} + +#if defined(DDXBEFORERESET) +void ddxBeforeReset(void) +{ + return; +} +#endif diff --git a/xorg-server/hw/xnest/Pixmap.c b/xorg-server/hw/xnest/Pixmap.c index acbe1a7cb..eccf56986 100644 --- a/xorg-server/hw/xnest/Pixmap.c +++ b/xorg-server/hw/xnest/Pixmap.c @@ -1,136 +1,136 @@ -/*
-
-Copyright 1993 by Davor Matic
-
-Permission to use, copy, modify, distribute, and sell this software
-and its documentation for any purpose is hereby granted without fee,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation. Davor Matic makes no representations about
-the suitability of this software for any purpose. It is provided "as
-is" without express or implied warranty.
-
-*/
-
-#ifdef HAVE_XNEST_CONFIG_H
-#include <xnest-config.h>
-#endif
-
-#include <X11/X.h>
-#include <X11/Xproto.h>
-#include "regionstr.h"
-#include "pixmapstr.h"
-#include "scrnintstr.h"
-#include "gc.h"
-#include "servermd.h"
-#include "privates.h"
-#include "mi.h"
-
-#include "Xnest.h"
-
-#include "Display.h"
-#include "Screen.h"
-#include "XNPixmap.h"
-
-DevPrivateKeyRec xnestPixmapPrivateKeyRec;
-
-PixmapPtr
-xnestCreatePixmap(ScreenPtr pScreen, int width, int height, int depth,
- unsigned usage_hint)
-{
- PixmapPtr pPixmap;
-
- pPixmap = AllocatePixmap(pScreen, 0);
- if (!pPixmap)
- return NullPixmap;
- pPixmap->drawable.type = DRAWABLE_PIXMAP;
- pPixmap->drawable.class = 0;
- pPixmap->drawable.depth = depth;
- pPixmap->drawable.bitsPerPixel = depth;
- pPixmap->drawable.id = 0;
- pPixmap->drawable.x = 0;
- pPixmap->drawable.y = 0;
- pPixmap->drawable.width = width;
- pPixmap->drawable.height = height;
- pPixmap->drawable.pScreen = pScreen;
- pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER;
- pPixmap->refcnt = 1;
- pPixmap->devKind = PixmapBytePad(width, depth);
- pPixmap->usage_hint = usage_hint;
- if (width && height)
- xnestPixmapPriv(pPixmap)->pixmap =
- XCreatePixmap(xnestDisplay,
- xnestDefaultWindows[pScreen->myNum],
- width, height, depth);
- else
- xnestPixmapPriv(pPixmap)->pixmap = 0;
-
- return pPixmap;
-}
-
-Bool
-xnestDestroyPixmap(PixmapPtr pPixmap)
-{
- if(--pPixmap->refcnt)
- return TRUE;
- XFreePixmap(xnestDisplay, xnestPixmap(pPixmap));
- FreePixmap(pPixmap);
- return TRUE;
-}
-
-RegionPtr
-xnestPixmapToRegion(PixmapPtr pPixmap)
-{
- XImage *ximage;
- register RegionPtr pReg, pTmpReg;
- register int x, y;
- unsigned long previousPixel, currentPixel;
- BoxRec Box = { 0, 0, 0, 0 };
- Bool overlap;
-
- ximage = XGetImage(xnestDisplay, xnestPixmap(pPixmap), 0, 0,
- pPixmap->drawable.width, pPixmap->drawable.height,
- 1, XYPixmap);
-
- pReg = RegionCreate(NULL, 1);
- pTmpReg = RegionCreate(NULL, 1);
- if(!pReg || !pTmpReg) {
- XDestroyImage(ximage);
- return NullRegion;
- }
-
- for (y = 0; y < pPixmap->drawable.height; y++) {
- Box.y1 = y;
- Box.y2 = y + 1;
- previousPixel = 0L;
- for (x = 0; x < pPixmap->drawable.width; x++) {
- currentPixel = XGetPixel(ximage, x, y);
- if (previousPixel != currentPixel) {
- if (previousPixel == 0L) {
- /* left edge */
- Box.x1 = x;
- }
- else if (currentPixel == 0L) {
- /* right edge */
- Box.x2 = x;
- RegionReset(pTmpReg, &Box);
- RegionAppend(pReg, pTmpReg);
- }
- previousPixel = currentPixel;
- }
- }
- if (previousPixel != 0L) {
- /* right edge because of the end of pixmap */
- Box.x2 = pPixmap->drawable.width;
- RegionReset(pTmpReg, &Box);
- RegionAppend(pReg, pTmpReg);
- }
- }
-
- RegionDestroy(pTmpReg);
- XDestroyImage(ximage);
-
- RegionValidate(pReg, &overlap);
-
- return pReg;
-}
+/* + +Copyright 1993 by Davor Matic + +Permission to use, copy, modify, distribute, and sell this software +and its documentation for any purpose is hereby granted without fee, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation. Davor Matic makes no representations about +the suitability of this software for any purpose. It is provided "as +is" without express or implied warranty. + +*/ + +#ifdef HAVE_XNEST_CONFIG_H +#include <xnest-config.h> +#endif + +#include <X11/X.h> +#include <X11/Xproto.h> +#include "regionstr.h" +#include "pixmapstr.h" +#include "scrnintstr.h" +#include "gc.h" +#include "servermd.h" +#include "privates.h" +#include "mi.h" + +#include "Xnest.h" + +#include "Display.h" +#include "Screen.h" +#include "XNPixmap.h" + +DevPrivateKeyRec xnestPixmapPrivateKeyRec; + +PixmapPtr +xnestCreatePixmap(ScreenPtr pScreen, int width, int height, int depth, + unsigned usage_hint) +{ + PixmapPtr pPixmap; + + pPixmap = AllocatePixmap(pScreen, 0); + if (!pPixmap) + return NullPixmap; + pPixmap->drawable.type = DRAWABLE_PIXMAP; + pPixmap->drawable.class = 0; + pPixmap->drawable.depth = depth; + pPixmap->drawable.bitsPerPixel = depth; + pPixmap->drawable.id = 0; + pPixmap->drawable.x = 0; + pPixmap->drawable.y = 0; + pPixmap->drawable.width = width; + pPixmap->drawable.height = height; + pPixmap->drawable.pScreen = pScreen; + pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER; + pPixmap->refcnt = 1; + pPixmap->devKind = PixmapBytePad(width, depth); + pPixmap->usage_hint = usage_hint; + if (width && height) + xnestPixmapPriv(pPixmap)->pixmap = + XCreatePixmap(xnestDisplay, + xnestDefaultWindows[pScreen->myNum], + width, height, depth); + else + xnestPixmapPriv(pPixmap)->pixmap = 0; + + return pPixmap; +} + +Bool +xnestDestroyPixmap(PixmapPtr pPixmap) +{ + if(--pPixmap->refcnt) + return TRUE; + XFreePixmap(xnestDisplay, xnestPixmap(pPixmap)); + FreePixmap(pPixmap); + return TRUE; +} + +RegionPtr +xnestPixmapToRegion(PixmapPtr pPixmap) +{ + XImage *ximage; + register RegionPtr pReg, pTmpReg; + register int x, y; + unsigned long previousPixel, currentPixel; + BoxRec Box = { 0, 0, 0, 0 }; + Bool overlap; + + ximage = XGetImage(xnestDisplay, xnestPixmap(pPixmap), 0, 0, + pPixmap->drawable.width, pPixmap->drawable.height, + 1, XYPixmap); + + pReg = RegionCreate(NULL, 1); + pTmpReg = RegionCreate(NULL, 1); + if(!pReg || !pTmpReg) { + XDestroyImage(ximage); + return NullRegion; + } + + for (y = 0; y < pPixmap->drawable.height; y++) { + Box.y1 = y; + Box.y2 = y + 1; + previousPixel = 0L; + for (x = 0; x < pPixmap->drawable.width; x++) { + currentPixel = XGetPixel(ximage, x, y); + if (previousPixel != currentPixel) { + if (previousPixel == 0L) { + /* left edge */ + Box.x1 = x; + } + else if (currentPixel == 0L) { + /* right edge */ + Box.x2 = x; + RegionReset(pTmpReg, &Box); + RegionAppend(pReg, pTmpReg); + } + previousPixel = currentPixel; + } + } + if (previousPixel != 0L) { + /* right edge because of the end of pixmap */ + Box.x2 = pPixmap->drawable.width; + RegionReset(pTmpReg, &Box); + RegionAppend(pReg, pTmpReg); + } + } + + RegionDestroy(pTmpReg); + XDestroyImage(ximage); + + RegionValidate(pReg, &overlap); + + return pReg; +} |