diff options
Diffstat (limited to 'xorg-server/Xi/xiwarppointer.c')
-rw-r--r-- | xorg-server/Xi/xiwarppointer.c | 406 |
1 files changed, 203 insertions, 203 deletions
diff --git a/xorg-server/Xi/xiwarppointer.c b/xorg-server/Xi/xiwarppointer.c index c01b115f3..66888008f 100644 --- a/xorg-server/Xi/xiwarppointer.c +++ b/xorg-server/Xi/xiwarppointer.c @@ -1,203 +1,203 @@ -/* - * Copyright 2007-2008 Peter Hutterer - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Author: Peter Hutterer, University of South Australia, NICTA - */ - -/*********************************************************************** - * - * Request to Warp the pointer location of an extension input device. - * - */ - -#ifdef HAVE_DIX_CONFIG_H -#include <dix-config.h> -#endif - -#include <X11/X.h> /* for inputstr.h */ -#include <X11/Xproto.h> /* Request macro */ -#include "inputstr.h" /* DeviceIntPtr */ -#include "windowstr.h" /* window structure */ -#include "scrnintstr.h" /* screen structure */ -#include <X11/extensions/XI.h> -#include <X11/extensions/XI2proto.h> -#include "extnsionst.h" -#include "exevents.h" -#include "exglobals.h" -#include "mipointer.h" /* for miPointerUpdateSprite */ - - -#include "xiwarppointer.h" -/*********************************************************************** - * - * This procedure allows a client to warp the pointer of a device. - * - */ - -int -SProcXIWarpPointer(ClientPtr client) -{ - char n; - - REQUEST(xXIWarpPointerReq); - swaps(&stuff->length, n); - swapl(&stuff->src_win, n); - swapl(&stuff->dst_win, n); - swapl(&stuff->src_x, n); - swapl(&stuff->src_y, n); - swaps(&stuff->src_width, n); - swaps(&stuff->src_height, n); - swapl(&stuff->dst_x, n); - swapl(&stuff->dst_y, n); - swaps(&stuff->deviceid, n); - return (ProcXIWarpPointer(client)); -} - -int -ProcXIWarpPointer(ClientPtr client) -{ - int rc; - int x, y; - WindowPtr dest = NULL; - DeviceIntPtr pDev; - SpritePtr pSprite; - ScreenPtr newScreen; - int src_x, src_y; - int dst_x, dst_y; - - REQUEST(xXIWarpPointerReq); - REQUEST_SIZE_MATCH(xXIWarpPointerReq); - - /* FIXME: panoramix stuff is missing, look at ProcWarpPointer */ - - rc = dixLookupDevice(&pDev, stuff->deviceid, client, DixWriteAccess); - - if (rc != Success) - { - client->errorValue = stuff->deviceid; - return rc; - } - - if ((!IsMaster(pDev) && pDev->u.master) || - (IsMaster(pDev) && !IsPointerDevice(pDev))) - { - client->errorValue = stuff->deviceid; - return BadDevice; - } - - if (stuff->dst_win != None) - { - rc = dixLookupWindow(&dest, stuff->dst_win, client, DixGetAttrAccess); - if (rc != Success) - { - client->errorValue = stuff->dst_win; - return rc; - } - } - - pSprite = pDev->spriteInfo->sprite; - x = pSprite->hotPhys.x; - y = pSprite->hotPhys.y; - - src_x = stuff->src_x / (double)(1 << 16); - src_y = stuff->src_y / (double)(1 << 16); - dst_x = stuff->dst_x / (double)(1 << 16); - dst_y = stuff->dst_y / (double)(1 << 16); - - if (stuff->src_win != None) - { - int winX, winY; - WindowPtr src; - - rc = dixLookupWindow(&src, stuff->src_win, client, DixGetAttrAccess); - if (rc != Success) - { - client->errorValue = stuff->src_win; - return rc; - } - - winX = src->drawable.x; - winY = src->drawable.y; - if (src->drawable.pScreen != pSprite->hotPhys.pScreen || - x < winX + src_x || - y < winY + src_y || - (stuff->src_width != 0 && - winX + src_x + (int)stuff->src_width < 0) || - (stuff->src_height != 0 && - winY + src_y + (int)stuff->src_height < y) || - !PointInWindowIsVisible(src, x, y)) - return Success; - } - - if (dest) - { - x = dest->drawable.x; - y = dest->drawable.y; - newScreen = dest->drawable.pScreen; - } else - newScreen = pSprite->hotPhys.pScreen; - - x += dst_x; - y += dst_y; - - if (x < 0) - x = 0; - else if (x > newScreen->width) - x = newScreen->width - 1; - - if (y < 0) - y = 0; - else if (y > newScreen->height) - y = newScreen->height - 1; - - if (newScreen == pSprite->hotPhys.pScreen) - { - if (x < pSprite->physLimits.x1) - x = pSprite->physLimits.x1; - else if (x >= pSprite->physLimits.x2) - x = pSprite->physLimits.x2 - 1; - - if (y < pSprite->physLimits.y1) - y = pSprite->physLimits.y1; - else if (y >= pSprite->physLimits.y2) - y = pSprite->physLimits.y2 - 1; - - if (pSprite->hotShape) - ConfineToShape(pDev, pSprite->hotShape, &x, &y); - (*newScreen->SetCursorPosition)(pDev, newScreen, x, y, TRUE); - } else if (!PointerConfinedToScreen(pDev)) - { - NewCurrentScreen(pDev, newScreen, x, y); - } - - /* if we don't update the device, we get a jump next time it moves */ - pDev->last.valuators[0] = x; - pDev->last.valuators[1] = y; - pDev->last.remainder[0] = 0; - pDev->last.remainder[1] = 0; - miPointerUpdateSprite(pDev); - - /* FIXME: XWarpPointer is supposed to generate an event. It doesn't do it - here though. */ - return Success; -} - +/*
+ * Copyright 2007-2008 Peter Hutterer
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Author: Peter Hutterer, University of South Australia, NICTA
+ */
+
+/***********************************************************************
+ *
+ * Request to Warp the pointer location of an extension input device.
+ *
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <X11/X.h> /* for inputstr.h */
+#include <X11/Xproto.h> /* Request macro */
+#include "inputstr.h" /* DeviceIntPtr */
+#include "windowstr.h" /* window structure */
+#include "scrnintstr.h" /* screen structure */
+#include <X11/extensions/XI.h>
+#include <X11/extensions/XI2proto.h>
+#include "extnsionst.h"
+#include "exevents.h"
+#include "exglobals.h"
+#include "mipointer.h" /* for miPointerUpdateSprite */
+
+
+#include "xiwarppointer.h"
+/***********************************************************************
+ *
+ * This procedure allows a client to warp the pointer of a device.
+ *
+ */
+
+int
+SProcXIWarpPointer(ClientPtr client)
+{
+ char n;
+
+ REQUEST(xXIWarpPointerReq);
+ swaps(&stuff->length, n);
+ swapl(&stuff->src_win, n);
+ swapl(&stuff->dst_win, n);
+ swapl(&stuff->src_x, n);
+ swapl(&stuff->src_y, n);
+ swaps(&stuff->src_width, n);
+ swaps(&stuff->src_height, n);
+ swapl(&stuff->dst_x, n);
+ swapl(&stuff->dst_y, n);
+ swaps(&stuff->deviceid, n);
+ return (ProcXIWarpPointer(client));
+}
+
+int
+ProcXIWarpPointer(ClientPtr client)
+{
+ int rc;
+ int x, y;
+ WindowPtr dest = NULL;
+ DeviceIntPtr pDev;
+ SpritePtr pSprite;
+ ScreenPtr newScreen;
+ int src_x, src_y;
+ int dst_x, dst_y;
+
+ REQUEST(xXIWarpPointerReq);
+ REQUEST_SIZE_MATCH(xXIWarpPointerReq);
+
+ /* FIXME: panoramix stuff is missing, look at ProcWarpPointer */
+
+ rc = dixLookupDevice(&pDev, stuff->deviceid, client, DixWriteAccess);
+
+ if (rc != Success)
+ {
+ client->errorValue = stuff->deviceid;
+ return rc;
+ }
+
+ if ((!IsMaster(pDev) && !IsFloating(pDev)) ||
+ (IsMaster(pDev) && !IsPointerDevice(pDev)))
+ {
+ client->errorValue = stuff->deviceid;
+ return BadDevice;
+ }
+
+ if (stuff->dst_win != None)
+ {
+ rc = dixLookupWindow(&dest, stuff->dst_win, client, DixGetAttrAccess);
+ if (rc != Success)
+ {
+ client->errorValue = stuff->dst_win;
+ return rc;
+ }
+ }
+
+ pSprite = pDev->spriteInfo->sprite;
+ x = pSprite->hotPhys.x;
+ y = pSprite->hotPhys.y;
+
+ src_x = stuff->src_x / (double)(1 << 16);
+ src_y = stuff->src_y / (double)(1 << 16);
+ dst_x = stuff->dst_x / (double)(1 << 16);
+ dst_y = stuff->dst_y / (double)(1 << 16);
+
+ if (stuff->src_win != None)
+ {
+ int winX, winY;
+ WindowPtr src;
+
+ rc = dixLookupWindow(&src, stuff->src_win, client, DixGetAttrAccess);
+ if (rc != Success)
+ {
+ client->errorValue = stuff->src_win;
+ return rc;
+ }
+
+ winX = src->drawable.x;
+ winY = src->drawable.y;
+ if (src->drawable.pScreen != pSprite->hotPhys.pScreen ||
+ x < winX + src_x ||
+ y < winY + src_y ||
+ (stuff->src_width != 0 &&
+ winX + src_x + (int)stuff->src_width < 0) ||
+ (stuff->src_height != 0 &&
+ winY + src_y + (int)stuff->src_height < y) ||
+ !PointInWindowIsVisible(src, x, y))
+ return Success;
+ }
+
+ if (dest)
+ {
+ x = dest->drawable.x;
+ y = dest->drawable.y;
+ newScreen = dest->drawable.pScreen;
+ } else
+ newScreen = pSprite->hotPhys.pScreen;
+
+ x += dst_x;
+ y += dst_y;
+
+ if (x < 0)
+ x = 0;
+ else if (x > newScreen->width)
+ x = newScreen->width - 1;
+
+ if (y < 0)
+ y = 0;
+ else if (y > newScreen->height)
+ y = newScreen->height - 1;
+
+ if (newScreen == pSprite->hotPhys.pScreen)
+ {
+ if (x < pSprite->physLimits.x1)
+ x = pSprite->physLimits.x1;
+ else if (x >= pSprite->physLimits.x2)
+ x = pSprite->physLimits.x2 - 1;
+
+ if (y < pSprite->physLimits.y1)
+ y = pSprite->physLimits.y1;
+ else if (y >= pSprite->physLimits.y2)
+ y = pSprite->physLimits.y2 - 1;
+
+ if (pSprite->hotShape)
+ ConfineToShape(pDev, pSprite->hotShape, &x, &y);
+ (*newScreen->SetCursorPosition)(pDev, newScreen, x, y, TRUE);
+ } else if (!PointerConfinedToScreen(pDev))
+ {
+ NewCurrentScreen(pDev, newScreen, x, y);
+ }
+
+ /* if we don't update the device, we get a jump next time it moves */
+ pDev->last.valuators[0] = x;
+ pDev->last.valuators[1] = y;
+ pDev->last.remainder[0] = 0;
+ pDev->last.remainder[1] = 0;
+ miPointerUpdateSprite(pDev);
+
+ /* FIXME: XWarpPointer is supposed to generate an event. It doesn't do it
+ here though. */
+ return Success;
+}
+
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