diff options
Diffstat (limited to 'xorg-server/hw/dmx/input/dmxconsole.c')
| -rw-r--r-- | xorg-server/hw/dmx/input/dmxconsole.c | 1031 |
1 files changed, 1031 insertions, 0 deletions
diff --git a/xorg-server/hw/dmx/input/dmxconsole.c b/xorg-server/hw/dmx/input/dmxconsole.c new file mode 100644 index 000000000..b2a2ec302 --- /dev/null +++ b/xorg-server/hw/dmx/input/dmxconsole.c @@ -0,0 +1,1031 @@ +/* + * Copyright 2001-2003 Red Hat Inc., Durham, North Carolina. + * + * All Rights Reserved. + * + * 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 on 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 + * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS + * 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. + */ + +/* + * Authors: + * David H. Dawes <dawes@xfree86.org> + * Kevin E. Martin <kem@redhat.com> + * Rickard E. (Rik) Faith <faith@redhat.com> + * + */ + +/** \file + * + * This file implements the console input devices. + */ + +#ifdef HAVE_DMX_CONFIG_H +#include <dmx-config.h> +#endif + +#define DMX_CONSOLE_DEBUG 0 +#define DMX_WINDOW_DEBUG 0 + +#include "dmxinputinit.h" +#include "dmxevents.h" +#include "dmxconsole.h" +#include "dmxcommon.h" +#include "dmxscrinit.h" +#include "dmxcb.h" +#include "dmxsync.h" + +#include "inputstr.h" +#include "input.h" +#include "mipointer.h" +#include "windowstr.h" + +#define CONSOLE_NUM 3 +#define CONSOLE_DEN 4 +#define DMX_CONSOLE_NAME "DMX Console" +#define DMX_RES_NAME "Xdmx" +#define DMX_RES_CLASS "XDmx" +#define CONSOLE_BG_COLOR "gray75" +#define CONSOLE_FG_COLOR "black" +#define CONSOLE_SCREEN_BG_COLOR "white" +#define CONSOLE_SCREEN_FG_COLOR "black" +#define CONSOLE_SCREEN_DET_COLOR "gray75" +#define CONSOLE_SCREEN_CUR_COLOR "red" + +#if DMX_CONSOLE_DEBUG +#define DMXDBG0(f) dmxLog(dmxDebug,f) +#define DMXDBG1(f,a) dmxLog(dmxDebug,f,a) +#define DMXDBG2(f,a,b) dmxLog(dmxDebug,f,a,b) +#define DMXDBG3(f,a,b,c) dmxLog(dmxDebug,f,a,b,c) +#define DMXDBG4(f,a,b,c,d) dmxLog(dmxDebug,f,a,b,c,d) +#define DMXDBG5(f,a,b,c,d,e) dmxLog(dmxDebug,f,a,b,c,d,e) +#define DMXDBG6(f,a,b,c,d,e,g) dmxLog(dmxDebug,f,a,b,c,d,e,g) +#define DMXDBG7(f,a,b,c,d,e,g,h) dmxLog(dmxDebug,f,a,b,c,d,e,g,h) +#else +#define DMXDBG0(f) +#define DMXDBG1(f,a) +#define DMXDBG2(f,a,b) +#define DMXDBG3(f,a,b,c) +#define DMXDBG4(f,a,b,c,d) +#define DMXDBG5(f,a,b,c,d,e) +#define DMXDBG6(f,a,b,c,d,e,g) +#define DMXDBG7(f,a,b,c,d,e,g,h) +#endif + +/* Private area for consoles. */ +typedef struct _myPrivate { + DMX_COMMON_PRIVATE; + int lastX; + int lastY; + int globalX; + int globalY; + int curX; + int curY; + int width; + int height; + int consWidth; + int consHeight; + double xScale; + double yScale; + XlibGC gc, gcDet, gcRev, gcCur; + int grabbed, fine, captured; + Cursor cursorNormal, cursorGrabbed, cursorEmpty; + Pixmap pixmap; + + CloseScreenProcPtr CloseScreen; + struct _myPrivate *next; /* for closing multiple consoles */ + int initialized; + DevicePtr mou, kbd; +} myPrivate; + +static int scalex(myPrivate *priv, int x) +{ + return (int)((x * priv->xScale) + .5); +} + +static int scaley(myPrivate *priv, int y) +{ + return (int)((y * priv->yScale) + .5); +} + +static int unscalex(myPrivate *priv, int x) +{ + return (int)((x / priv->xScale) + .5); +} + +static int unscaley(myPrivate *priv, int y) +{ + return (int)((y / priv->yScale) + .5); +} + +/** Create the private area for \a pDevice. */ +pointer dmxConsoleCreatePrivate(DeviceIntPtr pDevice) +{ + GETDMXLOCALFROMPDEVICE; + myPrivate *priv = xalloc(sizeof(*priv)); + memset(priv, 0, sizeof(*priv)); + priv->dmxLocal = dmxLocal; + return priv; +} + +/** If \a private is non-NULL, free its associated memory. */ +void dmxConsoleDestroyPrivate(pointer private) +{ + if (private) xfree(private); +} + +static void dmxConsoleDrawFineCursor(myPrivate *priv, XRectangle *rect) +{ + int size = 6; + int x, y; + + XDrawLine(priv->display, priv->pixmap, priv->gcCur, + x = scalex(priv, priv->globalX) - size, + scaley(priv, priv->globalY), + scalex(priv, priv->globalX) + size, + scaley(priv, priv->globalY)); + XDrawLine(priv->display, priv->pixmap, priv->gcCur, + scalex(priv, priv->globalX), + y = scaley(priv, priv->globalY) - size, + scalex(priv, priv->globalX), + scaley(priv, priv->globalY) + size); + if (priv->grabbed) { + XDrawLine(priv->display, priv->pixmap, priv->gcCur, + scalex(priv, priv->globalX) - (int)(size / 1.4), + scaley(priv, priv->globalY) - (int)(size / 1.4), + scalex(priv, priv->globalX) + (int)(size / 1.4), + scaley(priv, priv->globalY) + (int)(size / 1.4)); + XDrawLine(priv->display, priv->pixmap, priv->gcCur, + scalex(priv, priv->globalX) - (int)(size / 1.4), + scaley(priv, priv->globalY) + (int)(size / 1.4), + scalex(priv, priv->globalX) + (int)(size / 1.4), + scaley(priv, priv->globalY) - (int)(size / 1.4)); + } + if (rect) { + rect->x = x; + rect->y = y; + rect->width = 2 * size; + rect->height = 2 * size; + } +} + +static void dmxConsoleDrawWindows(pointer private) +{ + GETONLYPRIVFROMPRIVATE; + Display *dpy = priv->display; + int i; + Region whole, used, avail; + XRectangle rect; + + whole = XCreateRegion(); + used = XCreateRegion(); + avail = XCreateRegion(); + rect.x = 0; + rect.y = 0; + rect.width = priv->consWidth; + rect.height = priv->consHeight; + XUnionRectWithRegion(&rect, whole, whole); + + for (i = 0; i < dmxNumScreens; i++) { + WindowPtr pRoot = WindowTable[i]; + WindowPtr pChild; + +#if DMX_WINDOW_DEBUG + dmxLog(dmxDebug, "%lu %p %p %p 2\n", + pRoot->drawable.id, + pRoot->parent, pRoot->firstChild, pRoot->lastChild); +#endif + + for (pChild = pRoot->firstChild; pChild; pChild = pChild->nextSib) { + if (pChild->mapped + && pChild->realized) { +#if DMX_WINDOW_DEBUG + dmxLog(dmxDebug, " %p %d,%d %dx%d %d %d %d RECTS\n", + pChild, + pChild->drawable.x, + pChild->drawable.y, + pChild->drawable.width, + pChild->drawable.height, + pChild->visibility, + pChild->overrideRedirect, + REGION_NUM_RECTS(&pChild->clipList)); +#endif + rect.x = scalex(priv, pChild->drawable.x + + dixScreenOrigins[i].x); + rect.y = scaley(priv, pChild->drawable.y + + dixScreenOrigins[i].y); + rect.width = scalex(priv, pChild->drawable.width); + rect.height = scaley(priv, pChild->drawable.height); + XDrawRectangle(dpy, priv->pixmap, priv->gc, + rect.x, rect.y, rect.width, rect.height); + XUnionRectWithRegion(&rect, used, used); + XSubtractRegion(whole, used, avail); + XSetRegion(dpy, priv->gc, avail); + } + } +#ifdef PANORAMIX + if (!noPanoramiXExtension) break; /* Screen 0 valid with Xinerama */ +#endif + } + XDestroyRegion(avail); + XDestroyRegion(used); + XDestroyRegion(whole); + XSetClipMask(dpy, priv->gc, None); +} + +static void dmxConsoleDraw(myPrivate *priv, int updateCursor, int update) +{ + GETDMXINPUTFROMPRIV; + Display *dpy = priv->display; + int i; + + XFillRectangle(dpy, priv->pixmap, priv->gc, 0, 0, + priv->consWidth, priv->consHeight); + + for (i = 0; i < dmxNumScreens; i++) { + DMXScreenInfo *dmxScreen = &dmxScreens[i]; + XFillRectangle(dpy, priv->pixmap, + dmxScreen->beDisplay ? priv->gcRev : priv->gcDet, + scalex(priv, dixScreenOrigins[i].x), + scaley(priv, dixScreenOrigins[i].y), + scalex(priv, screenInfo.screens[i]->width), + scaley(priv, screenInfo.screens[i]->height)); + } + for (i = 0; i < dmxNumScreens; i++) { + XDrawRectangle(dpy, priv->pixmap, priv->gc, + scalex(priv, dixScreenOrigins[i].x), + scaley(priv, dixScreenOrigins[i].y), + scalex(priv, screenInfo.screens[i]->width), + scaley(priv, screenInfo.screens[i]->height)); + } + if (dmxInput->windows) dmxConsoleDrawWindows(priv); + if (priv->fine && updateCursor) dmxConsoleDrawFineCursor(priv, 0); + if (update) { + XCopyArea(priv->display, priv->pixmap, priv->window, priv->gc, + 0, 0, priv->consWidth, priv->consHeight, 0, 0); + XSync(priv->display, False); /* Not a backend display */ + } +} + +static void dmxConsoleClearCursor(myPrivate *priv, int x, int y, + XRectangle *rect) +{ + int cw = 14, ch = 14; /* Clear width and height */ + + rect->x = scalex(priv, x) - cw/2; + rect->y = scaley(priv, y) - ch/2; + rect->width = cw; + rect->height = ch; + XSetClipRectangles(priv->display, priv->gc, 0, 0, rect, 1, Unsorted); + XSetClipRectangles(priv->display, priv->gcDet, 0, 0, rect, 1, Unsorted); + XSetClipRectangles(priv->display, priv->gcRev, 0, 0, rect, 1, Unsorted); + dmxConsoleDraw(priv, 0, 0); + XSetClipMask(priv->display, priv->gc, None); + XSetClipMask(priv->display, priv->gcDet, None); + XSetClipMask(priv->display, priv->gcRev, None); +} + + +static void dmxConsoleUpdateFineCursor(myPrivate *priv) +{ + int leave = 0; + XRectangle rects[2]; + + dmxConsoleClearCursor(priv, priv->globalX, priv->globalY, &rects[0]); + if (priv->dmxLocal->sendsCore) { + dmxGetGlobalPosition(&priv->globalX, &priv->globalY); + } else { + priv->globalX = priv->dmxLocal->lastX; + priv->globalY = priv->dmxLocal->lastY; + } + + priv->lastX = scalex(priv, priv->width / 2); + priv->lastY = scaley(priv, priv->height / 2); + + /* Compute new warp position, which may be + outside the window */ + if (priv->globalX < 1 || priv->globalX >= priv->width) { + if (priv->globalX < 1) priv->lastX = 0; + else priv->lastX = scalex(priv, priv->width); + priv->lastY = scaley(priv, priv->globalY); + ++leave; + } + if (priv->globalY < 1 || priv->globalY >= priv->height) { + if (priv->globalY < 1) priv->lastY = 0; + else priv->lastY = scaley(priv, priv->height); + priv->lastX = scalex(priv, priv->globalX); + ++leave; + } + + /* Draw pseudo cursor in window */ + dmxConsoleDrawFineCursor(priv, &rects[1]); + + XSetClipRectangles(priv->display, priv->gc, 0, 0, rects, 2, Unsorted); + XCopyArea(priv->display, priv->pixmap, priv->window, priv->gc, + 0, 0, priv->consWidth, priv->consHeight, 0, 0); + XSetClipMask(priv->display, priv->gc, None); + + DMXDBG2("dmxConsoleUpdateFineCursor: WARP %d %d\n", + priv->lastX, priv->lastY); + XWarpPointer(priv->display, priv->window, priv->window, + 0, 0, 0, 0, priv->lastX, priv->lastY); + XSync(priv->display, False); /* Not a backend display */ + + if (leave) { + XEvent X; + while (XCheckMaskEvent(priv->display, PointerMotionMask, &X)) { + if (X.type == MotionNotify) { + if (X.xmotion.x != priv->lastX || X.xmotion.y != priv->lastY) { + DMXDBG4("Ignoring motion to %d %d after leave frm %d %d\n", + X.xmotion.x, X.xmotion.y, + priv->lastX, priv->lastY); + } + } else { + dmxLog(dmxInfo, "Ignoring event (%d): %s ****************\n", + X.type, dmxEventName(X.type)); + } + } + } + DMXDBG6("dmxConsoleUpdateFineCursor: Warp %d %d on %d %d [%d %d]\n", + priv->lastX, priv->lastY, + scalex(priv, priv->width), + scaley(priv, priv->height), + priv->globalX, priv->globalY); +} + +/** Whenever the window layout (size, position, stacking order) might be + * changed, this routine is called with the \a pWindow that changed and + * the \a type of change. This routine is called in a conservative + * fashion: the actual layout of the windows of the screen might not + * have had any human-visible changes. */ +void dmxConsoleUpdateInfo(pointer private, DMXUpdateType type, + WindowPtr pWindow) +{ + GETONLYPRIVFROMPRIVATE; + dmxConsoleDraw(priv, 1, 1); +} + +static void dmxConsoleMoveAbsolute(myPrivate *priv, int x, int y, + DevicePtr pDev, dmxMotionProcPtr motion, + DMXBlockType block) +{ + int tmpX, tmpY, v[2]; + + tmpX = unscalex(priv, x); + tmpY = unscalex(priv, y); + DMXDBG6("dmxConsoleMoveAbsolute(,%d,%d) %d %d =? %d %d\n", + x, y, tmpX, tmpY, priv->curX, priv->curY); + if (tmpX == priv->curX && tmpY == priv->curY) return; + v[0] = unscalex(priv, x); + v[1] = unscaley(priv, y); + motion(pDev, v, 0, 2, DMX_ABSOLUTE_CONFINED, block); + /* dmxConsoleUpdatePosition gets called here by dmxCoreMotion */ +} + +static void dmxConsoleMoveRelative(myPrivate *priv, int x, int y, + DevicePtr pDev, dmxMotionProcPtr motion, + DMXBlockType block) +{ + int v[2]; + /* Ignore the event generated from * warping back to middle */ + if (x == priv->lastX && y == priv->lastY) return; + v[0] = priv->lastX - x; + v[1] = priv->lastY - y; + motion(pDev, v, 0, 2, DMX_RELATIVE, block); + /* dmxConsoleUpdatePosition gets called here by dmxCoreMotion */ +} + +/** This routine gets called from #dmxCoreMotion for each motion. This + * allows the console's notion of the cursor postion to change when + * another input device actually caused the change. */ +void dmxConsoleUpdatePosition(pointer private, int x, int y) +{ + GETONLYPRIVFROMPRIVATE; + int tmpX, tmpY; + Display *dpy = priv->display; + static unsigned long dmxGeneration = 0; + + + tmpX = scalex(priv, x); + tmpY = scaley(priv, y); + DMXDBG6("dmxConsoleUpdatePosition(,%d,%d) new=%d,%d dims=%d,%d\n", + x, y, tmpX, tmpY, priv->consWidth, priv->consHeight); + + if (priv->fine) dmxConsoleUpdateFineCursor(priv); + if (tmpX != priv->curX || tmpY != priv->curY) { + if (tmpX < 0) tmpX = 0; + if (tmpY < 0) tmpY = 0; + if (tmpX >= priv->consWidth) tmpX = priv->consWidth - 1; + if (tmpY >= priv->consHeight) tmpY = priv->consHeight - 1; + priv->curX = tmpX; + priv->curY = tmpY; + if (!priv->fine) { + DMXDBG2(" WARP B %d %d\n", priv->curX, priv->curY); + XWarpPointer(dpy, priv->window, + priv->window, 0, 0, 0, 0, tmpX, tmpY); + XSync(dpy, False); /* Not a backend display */ + } + } + + if (dmxGeneration != serverGeneration) { + dmxGeneration = serverGeneration; + dmxConsoleDraw(priv, 1, 1); + } +} + +/** Collect all pending events from the console's display. Plase these + * events on the server event queue using the \a motion and \a enqueue + * routines. The \a checkspecial routine is used to check for special + * keys that need handling. \a block tells if signals should be blocked + * when updating the event queue. */ +void dmxConsoleCollectEvents(DevicePtr pDev, + dmxMotionProcPtr motion, + dmxEnqueueProcPtr enqueue, + dmxCheckSpecialProcPtr checkspecial, + DMXBlockType block) +{ + GETPRIVFROMPDEV; + GETDMXINPUTFROMPRIV; + Display *dpy = priv->display; + Window win = priv->window; + int width = priv->width; + int height = priv->height; + XEvent X, N; + XSetWindowAttributes attribs; + static int rInitialized = 0; + static Region r; + XRectangle rect; + static int raising = 0, raiseX, raiseY; /* FIXME */ + + while (XPending(dpy)) { + XNextEvent(dpy, &X); + switch(X.type) { + case VisibilityNotify: + break; + case Expose: + DMXDBG5("dmxConsoleCollectEvents: Expose #%d %d %d %d %d\n", + X.xexpose.count, + X.xexpose.x, X.xexpose.y, + X.xexpose.width, X.xexpose.height); + if (!rInitialized++) r = XCreateRegion(); + rect.x = X.xexpose.x; + rect.y = X.xexpose.y; + rect.width = X.xexpose.width; + rect.height = X.xexpose.height; + XUnionRectWithRegion(&rect, r, r); + if (X.xexpose.count == 0) { + XSetRegion(dpy, priv->gc, r); + XSetRegion(dpy, priv->gcDet, r); + XSetRegion(dpy, priv->gcRev, r); + dmxConsoleDraw(priv, 1, 1); + XSetClipMask(dpy, priv->gc, None); + XSetClipMask(dpy, priv->gcDet, None); + XSetClipMask(dpy, priv->gcRev, None); + XDestroyRegion(r); + rInitialized = 0; + } + break; + case ResizeRequest: + DMXDBG2("dmxConsoleCollectEvents: Resize %d %d\n", + X.xresizerequest.width, X.xresizerequest.height); + priv->consWidth = X.xresizerequest.width; + priv->consHeight = X.xresizerequest.height; + priv->xScale = (double)priv->consWidth / width; + priv->yScale = (double)priv->consHeight / height; + attribs.override_redirect = True; + XChangeWindowAttributes(dpy, win, CWOverrideRedirect, &attribs); + XResizeWindow(dpy, win, priv->consWidth, priv->consHeight); + XFreePixmap(dpy, priv->pixmap); + priv->pixmap = XCreatePixmap(dpy, + RootWindow(dpy, DefaultScreen(dpy)), + priv->consWidth, + priv->consHeight, + DefaultDepth(dpy,DefaultScreen(dpy))); + dmxConsoleDraw(priv, 1, 1); + attribs.override_redirect = False; + XChangeWindowAttributes(dpy, win, CWOverrideRedirect, &attribs); + break; + case LeaveNotify: + DMXDBG4("dmxConsoleCollectEvents: Leave @ %d,%d; r=%d f=%d\n", + X.xcrossing.x, X.xcrossing.y, raising, priv->fine); + if (!priv->captured) dmxCommonRestoreState(priv); + else { + dmxConsoleUncapture(dmxInput); + dmxCommonRestoreState(priv); + } + break; + case EnterNotify: + DMXDBG6("dmxConsoleCollectEvents: Enter %d,%d r=%d f=%d (%d,%d)\n", + X.xcrossing.x, X.xcrossing.y, raising, priv->fine, + priv->curX, priv->curY); + dmxCommonSaveState(priv); + if (raising) { + raising = 0; + dmxConsoleMoveAbsolute(priv, raiseX, raiseY, + priv->mou, motion, block); + } else { + if (priv->fine) { + /* The raise will generate an event near the center, + * which is not where the cursor should be. So we + * save the real position, do the raise, and move + * the cursor here again after the raise generates + * the event. */ + raising = 1; + raiseX = X.xcrossing.x; + raiseY = X.xcrossing.y; + XRaiseWindow(dpy, priv->window); + } + XSync(dpy, False); /* Not a backend display */ + if (!X.xcrossing.x && !X.xcrossing.y) + dmxConsoleMoveAbsolute(priv, priv->curX, priv->curY, + priv->mou, motion, block); + } + break; + case MotionNotify: + if (priv->curX == X.xmotion.x && priv->curY == X.xmotion.y) + continue; + if (XPending(dpy)) { /* do motion compression */ + XPeekEvent(dpy, &N); + if (N.type == MotionNotify) continue; + } + DMXDBG2("dmxConsoleCollectEvents: Motion %d %d\n", + X.xmotion.x, X.xmotion.y); + if (raising) { + raising = 0; + dmxConsoleMoveAbsolute(priv, raiseX, raiseY, + priv->mou, motion, block); + } else { + if (priv->fine) + dmxConsoleMoveRelative(priv, X.xmotion.x, X.xmotion.y, + priv->mou, motion, block); + else + dmxConsoleMoveAbsolute(priv, X.xmotion.x, X.xmotion.y, + priv->mou, motion, block); + } + break; + case KeyPress: + case KeyRelease: + enqueue(priv->kbd, X.type, X.xkey.keycode, 0, NULL, block); + break; + default: + /* Pass the whole event here, because + * this may be an extension event. */ + enqueue(priv->mou, X.type, X.xbutton.button, 0, &X, block); + break; + } + } +} + +static void dmxCloseConsole(myPrivate *priv) +{ + GETDMXINPUTFROMPRIV; + dmxCommonRestoreState(priv); + if (priv->display) { + XFreeGC(priv->display, priv->gc); + XFreeGC(priv->display, priv->gcDet); + XFreeGC(priv->display, priv->gcRev); + XFreeGC(priv->display, priv->gcCur); + if (!dmxInput->console) XCloseDisplay(priv->display); + } + priv->display = NULL; +} + +static Bool dmxCloseConsoleScreen(int idx, ScreenPtr pScreen) +{ + myPrivate *priv, *last; + + for (last = priv = (myPrivate *)dixLookupPrivate(&pScreen->devPrivates, + dmxScreenPrivateKey); + priv; + priv = priv->next) dmxCloseConsole(last = priv); + + DMX_UNWRAP(CloseScreen, last, pScreen); + return pScreen->CloseScreen(idx, pScreen); +} + +static Cursor dmxConsoleCreateEmptyCursor(myPrivate *priv) +{ + char noCursorData[] = { 0, 0, 0, 0, 0, 0, 0, 0 }; + Pixmap pixmap; + Cursor cursor; + XColor color, tmpColor; + Display *dpy = priv->display; + + /* Create empty cursor for window */ + pixmap = XCreateBitmapFromData(priv->display, priv->window, + noCursorData, 8, 8); + if (!XAllocNamedColor(dpy, DefaultColormap(dpy, DefaultScreen(dpy)), + "black", + &color, + &tmpColor)) + dmxLog(dmxFatal, "Cannot allocate color for cursor\n"); + cursor = XCreatePixmapCursor(dpy, pixmap, pixmap, &color, &color, 0, 0); + XFreePixmap(dpy, pixmap); + return cursor; +} + +static void dmxConsoleComputeWidthHeight(myPrivate *priv, + int *width, int *height, + double *xScale, double *yScale, + int *consWidth, int *consHeight) +{ + int screen; + Display *dpy = priv->display; + + *width = 0; + *height = 0; + *xScale = 1.0; + *yScale = 1.0; + + screen = DefaultScreen(dpy); + *consWidth = DisplayWidth(dpy, screen) * CONSOLE_NUM / CONSOLE_DEN; + *consHeight = DisplayHeight(dpy, screen) * CONSOLE_NUM / CONSOLE_DEN; + + if (*consWidth < 1) *consWidth = 1; + if (*consHeight < 1) *consHeight = 1; + +#if 1 + /* Always keep the console size similar + * to the global bounding box. */ + *width = dmxGlobalWidth; + *height = dmxGlobalHeight; +#else + /* Make the console window as big as + * possible by computing the visible + * bounding box. */ + for (i = 0; i < dmxNumScreens; i++) { + if (dixScreenOrigins[i].x+screenInfo.screens[i]->width > *width) + *width = dixScreenOrigins[i].x+screenInfo.screens[i]->width; + + if (dixScreenOrigins[i].y+screenInfo.screens[i]->height > *height) + *height = dixScreenOrigins[i].y+screenInfo.screens[i]->height; + } +#endif + + if ((double)*consWidth / *width < (double)*consHeight / *height) + *xScale = *yScale = (double)*consWidth / *width; + else + *xScale = *yScale = (double)*consHeight / *height; + + *consWidth = scalex(priv, *width); + *consHeight = scaley(priv, *height); + if (*consWidth < 1) *consWidth = 1; + if (*consHeight < 1) *consHeight = 1; +} + +/** Re-initialized the console device described by \a pDev (after a + * reconfig). */ +void dmxConsoleReInit(DevicePtr pDev) +{ + GETPRIVFROMPDEV; + Display *dpy; + + if (!priv || !priv->initialized) return; + dpy = priv->display; + + dmxConsoleComputeWidthHeight(priv, + &priv->width, &priv->height, + &priv->xScale, &priv->yScale, + &priv->consWidth, &priv->consHeight); + XResizeWindow(dpy, priv->window, priv->consWidth, priv->consHeight); + XFreePixmap(dpy, priv->pixmap); + priv->pixmap = XCreatePixmap(dpy, + RootWindow(dpy, DefaultScreen(dpy)), + priv->consWidth, + priv->consHeight, + DefaultDepth(dpy,DefaultScreen(dpy))); + dmxConsoleDraw(priv, 1, 1); +} + +/** Initialized the console device described by \a pDev. */ +void dmxConsoleInit(DevicePtr pDev) +{ + GETPRIVFROMPDEV; + DMXInputInfo *dmxInput = &dmxInputs[dmxLocal->inputIdx]; + int screen; + unsigned long mask; + XSetWindowAttributes attribs; + Display *dpy; + Window win; + XGCValues gcvals; + XColor color; + XClassHint class_hints; + unsigned long tmp; + + if (dmxLocal->type == DMX_LOCAL_MOUSE) priv->mou = pDev; + if (dmxLocal->type == DMX_LOCAL_KEYBOARD) priv->kbd = pDev; + if (priv->initialized++) return; /* Only do once for mouse/keyboard pair */ + + if (!(dpy = priv->display = XOpenDisplay(dmxInput->name))) + dmxLog(dmxFatal, + "dmxOpenConsole: cannot open console display %s\n", + dmxInput->name); + + /* Set up defaults */ + dmxConsoleComputeWidthHeight(priv, + &priv->width, &priv->height, + &priv->xScale, &priv->yScale, + &priv->consWidth, &priv->consHeight); + + /* Private initialization using computed values or constants. */ + screen = DefaultScreen(dpy); + priv->initPointerX = scalex(priv, priv->width / 2); + priv->initPointerY = scaley(priv, priv->height / 2); + priv->eventMask = (ButtonPressMask + | ButtonReleaseMask + | PointerMotionMask + | EnterWindowMask + | LeaveWindowMask + | KeyPressMask + | KeyReleaseMask + | ExposureMask + | ResizeRedirectMask); + + mask = CWBackPixel | CWEventMask | CWColormap | CWOverrideRedirect; + attribs.colormap = DefaultColormap(dpy, screen); + if (XParseColor(dpy, attribs.colormap, CONSOLE_BG_COLOR, &color) + && XAllocColor(dpy, attribs.colormap, &color)) { + attribs.background_pixel = color.pixel; + } else + attribs.background_pixel = WhitePixel(dpy, screen); + + attribs.event_mask = priv->eventMask; + attribs.override_redirect = False; + + win = priv->window = XCreateWindow(dpy, + RootWindow(dpy, screen), + 0, 0, priv->consWidth, priv->consHeight, + 0, + DefaultDepth(dpy, screen), + InputOutput, + DefaultVisual(dpy, screen), + mask, &attribs); + priv->pixmap = XCreatePixmap(dpy, RootWindow(dpy, screen), + priv->consWidth, priv->consHeight, + DefaultDepth(dpy, screen)); + + /* Set up properties */ + XStoreName(dpy, win, DMX_CONSOLE_NAME); + class_hints.res_name = DMX_RES_NAME; + class_hints.res_class = DMX_RES_CLASS; + XSetClassHint(dpy, win, &class_hints); + + + /* Map the window */ + XMapWindow(dpy, win); + + /* Create cursors */ + priv->cursorNormal = XCreateFontCursor(dpy, XC_circle); + priv->cursorGrabbed = XCreateFontCursor(dpy, XC_spider); + priv->cursorEmpty = dmxConsoleCreateEmptyCursor(priv); + XDefineCursor(dpy, priv->window, priv->cursorNormal); + + /* Create GC */ + mask = (GCFunction | GCPlaneMask | GCClipMask | GCForeground | + GCBackground | GCLineWidth | GCLineStyle | GCCapStyle | + GCFillStyle | GCGraphicsExposures); + gcvals.function = GXcopy; + gcvals.plane_mask = AllPlanes; + gcvals.clip_mask = None; + if (XParseColor(dpy, attribs.colormap, CONSOLE_SCREEN_FG_COLOR, &color) + && XAllocColor(dpy, attribs.colormap, &color)) { + gcvals.foreground = color.pixel; + } else + gcvals.foreground = BlackPixel(dpy, screen); + if (XParseColor(dpy, attribs.colormap, CONSOLE_SCREEN_BG_COLOR, &color) + && XAllocColor(dpy, attribs.colormap, &color)) { + gcvals.background = color.pixel; + } else + gcvals.background = WhitePixel(dpy, screen); + gcvals.line_width = 0; + gcvals.line_style = LineSolid; + gcvals.cap_style = CapNotLast; + gcvals.fill_style = FillSolid; + gcvals.graphics_exposures = False; + + priv->gc = XCreateGC(dpy, win, mask, &gcvals); + + tmp = gcvals.foreground; + if (XParseColor(dpy, attribs.colormap, CONSOLE_SCREEN_DET_COLOR, &color) + && XAllocColor(dpy, attribs.colormap, &color)) { + gcvals.foreground = color.pixel; + } else + gcvals.foreground = BlackPixel(dpy, screen); + priv->gcDet = XCreateGC(dpy, win, mask, &gcvals); + gcvals.foreground = tmp; + + tmp = gcvals.background; + gcvals.background = gcvals.foreground; + gcvals.foreground = tmp; + priv->gcRev = XCreateGC(dpy, win, mask, &gcvals); + + gcvals.background = gcvals.foreground; + if (XParseColor(dpy, attribs.colormap, CONSOLE_SCREEN_CUR_COLOR, &color) + && XAllocColor(dpy, attribs.colormap, &color)) { + gcvals.foreground = color.pixel; + } else + gcvals.foreground = BlackPixel(dpy, screen); + priv->gcCur = XCreateGC(dpy, win, mask, &gcvals); + + dmxConsoleDraw(priv, 1, 1); + + if (dixLookupPrivate(&screenInfo.screens[0]->devPrivates, + dmxScreenPrivateKey)) + priv->next = dixLookupPrivate(&screenInfo.screens[0]->devPrivates, + dmxScreenPrivateKey); + else + DMX_WRAP(CloseScreen, dmxCloseConsoleScreen, + priv, screenInfo.screens[0]); + dixSetPrivate(&screenInfo.screens[0]->devPrivates, dmxScreenPrivateKey, + priv); +} + +/** Fill in the \a info structure for the specified \a pDev. Only used + * for pointers. */ +void dmxConsoleMouGetInfo(DevicePtr pDev, DMXLocalInitInfoPtr info) +{ + GETPRIVFROMPDEV; + + info->buttonClass = 1; + dmxCommonMouGetMap(pDev, info->map, &info->numButtons); + info->valuatorClass = 1; + info->numRelAxes = 2; + info->minval[0] = 0; + info->minval[1] = 0; + /* max possible console window size: */ + info->maxval[0] = DisplayWidth(priv->display, DefaultScreen(priv->display)); + info->maxval[1] = DisplayHeight(priv->display, DefaultScreen(priv->display)); + info->res[0] = 1; + info->minres[0] = 0; + info->maxres[0] = 1; + info->ptrFeedbackClass = 1; +} + +/** Fill in the \a info structure for the specified \a pDev. Only used + * for keyboard. */ +void dmxConsoleKbdGetInfo(DevicePtr pDev, DMXLocalInitInfoPtr info) +{ + dmxCommonKbdGetInfo(pDev, info); + info->keyboard = 1; + info->keyClass = 1; + dmxCommonKbdGetMap(pDev, &info->keySyms, info->modMap); + info->freemap = 1; + info->focusClass = 1; + info->kbdFeedbackClass = 1; +} + +/** Handle special console-only keys. */ +int dmxConsoleFunctions(pointer private, DMXFunctionType function) +{ + GETONLYPRIVFROMPRIVATE; + XRectangle rect; + Display *dpy = priv->display; + + switch (function) { + case DMX_FUNCTION_FINE: + if (priv->fine) { + priv->fine = 0; + dmxConsoleClearCursor(priv, priv->globalX, priv->globalY, &rect); + XSetClipRectangles(dpy, priv->gc, 0, 0, &rect, 1, Unsorted); + XCopyArea(dpy, priv->pixmap, priv->window, priv->gc, + 0, 0, priv->consWidth, priv->consHeight, 0, 0); + XSetClipMask(dpy, priv->gc, None); + + XDefineCursor(dpy, priv->window, + priv->grabbed + ? priv->cursorGrabbed + : priv->cursorNormal); + XWarpPointer(dpy, priv->window, priv->window, + 0, 0, 0, 0, + scalex(priv, priv->globalX), + scaley(priv, priv->globalY)); + XSync(dpy, False); /* Not a backend display */ + } else { + priv->fine = 1; + XRaiseWindow(dpy, priv->window); + XDefineCursor(dpy, priv->window, priv->cursorEmpty); + dmxConsoleUpdateFineCursor(priv); + } + return 1; + case DMX_FUNCTION_GRAB: + if (priv->grabbed) { + XUngrabKeyboard(dpy, CurrentTime); + XUngrabPointer(dpy, CurrentTime); + XDefineCursor(dpy, priv->window, + priv->fine + ? priv->cursorEmpty + : priv->cursorNormal); + } else { + if (XGrabPointer(dpy, priv->window, True, + 0, GrabModeAsync, GrabModeAsync, priv->window, + None, CurrentTime)) { + dmxLog(dmxError, "XGrabPointer failed\n"); + return 0; + } + if (XGrabKeyboard(dpy, priv->window, True, + GrabModeAsync, GrabModeAsync, CurrentTime)) { + dmxLog(dmxError, "XGrabKeyboard failed\n"); + XUngrabPointer(dpy, CurrentTime); + return 0; + } + XDefineCursor(dpy, priv->window, + priv->fine + ? priv->cursorEmpty + : priv->cursorGrabbed); + } + priv->grabbed = !priv->grabbed; + if (priv->fine) dmxConsoleUpdateFineCursor(priv); + return 1; + case DMX_FUNCTION_TERMINATE: + return 1; + default: + return 0; + } +} + +static void dmxDump(void) +{ + int i, j; + DMXInputInfo *dmxInput; + XEvent X; + + for (i = 0, dmxInput = &dmxInputs[0]; i < dmxNumInputs; i++, dmxInput++) { + for (j = 0; j < dmxInput->numDevs; j++) { + DMXLocalInputInfoPtr dmxLocal = dmxInput->devs[j]; + myPrivate *priv = dmxLocal->private; + while (priv + && priv->display + && XCheckTypedEvent(priv->display, MotionNotify, &X)) { + DMXDBG4("dmxDump: %s/%d threw event away %d %s\n", + dmxInput->name, j, X.type, dmxEventName(X.type)); + } + } + } +} + +/** This routine is used to warp the pointer into the console window + * from anywhere on the screen. It is used when backend and console + * input are both being taken from the same X display. */ +void dmxConsoleCapture(DMXInputInfo *dmxInput) +{ + int i; + XEvent X; + + DMXDBG0("dmxConsoleCapture\n"); + dmxSync(NULL, TRUE); + for (i = 0; i < dmxInput->numDevs; i++) { + DMXLocalInputInfoPtr dmxLocal = dmxInput->devs[i]; + myPrivate *priv = dmxLocal->private; + if (dmxLocal->extType != DMX_LOCAL_TYPE_CONSOLE) continue; + if (dmxLocal->type != DMX_LOCAL_MOUSE) continue; + if (priv->captured) continue; + priv->captured = 2; /* Ungrab only after proximal events. */ + XRaiseWindow(priv->display, priv->window); + XSync(priv->display, False); /* Not a backend display */ + while (XCheckTypedEvent(priv->display, MotionNotify, &X)) { + DMXDBG3(" Ignoring motion to %d %d after capture on %s\n", + X.xmotion.x, X.xmotion.y, dmxInput->name); + } + XWarpPointer(priv->display, None, + priv->window, 0, 0, 0, 0, priv->curX, priv->curY); + XSync(priv->display, False); /* Not a backend display */ + dmxDump(); + if (priv->fine) dmxConsoleUpdateFineCursor(priv); + } +} + +/** Undo the capture that was done by #dmxConsoleCapture. */ +void dmxConsoleUncapture(DMXInputInfo *dmxInput) +{ + int i; + + DMXDBG0("dmxConsoleUncapture\n"); + dmxSync(NULL, TRUE); + for (i = 0; i < dmxInput->numDevs; i++) { + DMXLocalInputInfoPtr dmxLocal = dmxInput->devs[i]; + myPrivate *priv = dmxLocal->private; + if (dmxLocal->extType != DMX_LOCAL_TYPE_CONSOLE) continue; + if (dmxLocal->type != DMX_LOCAL_MOUSE) continue; + if (!priv->captured) continue; + priv->captured = 0; + XSync(priv->display, False); /* Not a backend display */ + } +} |