\documentclass{article} \usepackage{axiom} \begin{document} \title{\$SPAD/src/graph/view2D process2d.c} \author{The Axiom Team} \maketitle \begin{abstract} \end{abstract} \eject \tableofcontents \eject \section{License} <<license>>= /* Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: - Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. - Neither the name of The Numerical ALgorithms Group Ltd. nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ @ <<*>>= <<license>> #define _PROCESS2D_C #include "axiom-c-macros.h" #include "useproto.h" #include <string.h> #include <stdio.h> #include <stdlib.h> #include <unistd.h> #include <sys/types.h> #include <sys/time.h> #ifdef RIOSplatform #include <sys/select.h> #endif #include "header2.h" #include "all_2d.H1" #include "util.H1" #include "Gfun.H1" #include "XSpadFill.H1" static int doit=0; /* globish variable for picking/dropping/clearing - all sorts of 2 button sequence events (command & graph #). */ void #ifdef _NO_PROTO doPick (i,bKey) int i,bKey; #else doPick (int i,int bKey) #endif { int vCommand=pick2D; picking = no; /* reset indicator so that we're not in pick/drop/query mode anymore */ doit = 0; if (graphArray[currentGraph].key) { check(write(Socket,&vCommand,intSize)); check(write(Socket,&(graphArray[currentGraph].key),intSize)); check(write(Socket,&(graphStateArray[currentGraph]), sizeof(graphStateStruct))); sprintf(control->message,"%s%d","Picked up graph ",currentGraph+1); } else sprintf(control->message,"%s","This graph is empty!"); writeControlMessage(); } void #ifdef _NO_PROTO doDrop (i,bKey) int i,bKey; #else doDrop (int i,int bKey) #endif { int vCommand=drop2D; int viewGoAhead; dropping = no; /* reset indicator so that we're not in pick/drop/query mode anymore */ doit = 0; check(write(Socket,&(vCommand),intSize)); readViewman(&viewGoAhead,intSize); if (viewGoAhead < 0) { sprintf(control->message,"%s%d","Couldn't drop to graph ",currentGraph+1); writeControlMessage(); } else { sprintf(control->message,"%s%d","Dropped onto graph ",currentGraph+1); writeControlMessage(); freeGraph(currentGraph); readViewman(&(graphArray[currentGraph].key),intSize); getGraphFromViewman(currentGraph); /* simulate a button press to turn display number on and select on */ /* need !yes since it will be inverted */ graphStateArray[currentGraph].selected = no; graphStateArray[currentGraph].showing = !(graphStateArray[currentGraph].showing); clickedOnGraph(currentGraph,currentGraph+graphStart); clickedOnGraphSelect(currentGraph,currentGraph+graphSelectStart); } } void #ifdef _NO_PROTO clickedOnGraphSelect (i,bKey) int i,bKey; #else clickedOnGraphSelect (int i,int bKey) #endif { int strlength; switch (doit) { case pick2D: currentGraph = i; doPick(i,bKey); break; case drop2D: currentGraph = i; doDrop(i,bKey); break; case query2D: queriedGraph = i; makeMessageFromData(queriedGraph); writeControlMessage(); /* reset indicator so that we're not in pick/drop/query mode anymore */ doit = 0; break; default: graphStateArray[i].selected = !(graphStateArray[i].selected); if (graphStateArray[i].selected) { GSetForeground(graphGC,(float)graphBarSelectColor,Xoption); strcpy(control->buttonQueue[bKey].text,"^"); strlength = strlen(control->buttonQueue[bKey].text); } else { GSetForeground(graphGC,(float)graphBarNotSelectColor,Xoption); strcpy(control->buttonQueue[bKey].text,"-"); strlength = strlen(control->buttonQueue[bKey].text); } /* just to make sure the background is reset from clickedOnGraph */ if (mono) { GSetForeground(graphGC,(float)foregroundColor,Xoption); GSetBackground(graphGC,(float)backgroundColor,Xoption); } GDrawImageString(graphGC,control->controlWindow, control->buttonQueue[bKey].buttonX + centerX(graphGC, control->buttonQueue[bKey].text,strlength, control->buttonQueue[bKey].buttonWidth), control->buttonQueue[bKey].buttonY + centerY(graphGC, control->buttonQueue[bKey].buttonHeight), control->buttonQueue[bKey].text,strlength,Xoption); GSetForeground(trashGC,(float)foregroundColor,Xoption); GSetLineAttributes(trashGC,2,LineSolid,CapButt,JoinMiter,Xoption); GDrawLine(trashGC,control->controlWindow,0,286,controlWidth,286,Xoption); break; } /* switch doit */ } static void #ifndef _NO_PROTO drawControlPushButton(int isOn, int index) #else drawControlPushButton(isOn,index) int isOn; int index; #endif { GDrawPushButton(dsply, processGC, processGC, processGC, control->controlWindow, (control->buttonQueue[index]).buttonX, (control->buttonQueue[index]).buttonY, (control->buttonQueue[index]).buttonWidth, (control->buttonQueue[index]).buttonHeight, isOn, (control->buttonQueue[index]).text, buttonColor, monoColor((control->buttonQueue[index]).textColor), Xoption); XSync(dsply,False); } void #ifdef _NO_PROTO buttonAction (bKey) int bKey; #else buttonAction (int bKey) #endif { int i; switch (bKey) { case pick2D: if (viewAloned) { sprintf(control->message,"%s","Cannot pick without AXIOM!"); writeControlMessage(); XSync(dsply,False); } else { doit = pick2D; sprintf(control->message,"%s","Click on the graph to pick"); writeControlMessage(); XSync(dsply,False); } break; case drop2D: if (viewAloned) { sprintf(control->message,"%s","Cannot drop without AXIOM!"); writeControlMessage(); XSync(dsply,False); } else { doit = drop2D; sprintf(control->message,"%s","Click on the graph to drop"); writeControlMessage(); XSync(dsply,False); } break; case query2D: doit = query2D; sprintf(control->message,"%s","Click on the graph to query"); writeControlMessage(); XSync(dsply,False); break; case zoom2Dx: if (zoomXON) strcpy((control->buttonQueue[zoom2Dx]).text , "X Off"); else strcpy((control->buttonQueue[zoom2Dx]).text , "X On "); zoomXON = !zoomXON; drawControlPushButton(zoomXON, zoom2Dx); XSync(dsply,False); break; case zoom2Dy: if (zoomYON) strcpy((control->buttonQueue[zoom2Dy]).text, "Y Off"); else strcpy((control->buttonQueue[zoom2Dy]).text , "Y On "); zoomYON = !zoomYON; drawControlPushButton(zoomYON, zoom2Dy); XSync(dsply,False); break; case translate2Dx: if (transXON) strcpy((control->buttonQueue[translate2Dx]).text, "X Off"); else strcpy( (control->buttonQueue[translate2Dx]).text, "X On "); transXON = !transXON; drawControlPushButton(transXON, translate2Dx); XSync(dsply,False); break; case translate2Dy: if (transYON) strcpy((control->buttonQueue[translate2Dy]).text, "Y Off"); else strcpy( (control->buttonQueue[translate2Dy]).text, "Y On"); transYON = !transYON; drawControlPushButton(transYON, translate2Dy); XSync(dsply,False); break; case pointsOnOff: if (pointsON) strcpy((control->buttonQueue[pointsOnOff]).text, "Pts Off"); else strcpy( (control->buttonQueue[pointsOnOff]).text, "Pts On "); pointsON = !pointsON; for (i=0; i<maxGraphs; i++) if (graphStateArray[i].showing && graphStateArray[i].selected) graphStateArray[i].pointsOn = pointsON; drawControlPushButton(pointsON, pointsOnOff); drawViewport(Xoption); break; case connectOnOff: if (connectON) strcpy((control->buttonQueue[connectOnOff]).text, "Lines Off"); else strcpy( (control->buttonQueue[connectOnOff]).text, "Lines On "); connectON = !connectON; for (i=0; i<maxGraphs; i++) if (graphStateArray[i].showing && graphStateArray[i].selected) graphStateArray[i].connectOn = connectON; drawControlPushButton(connectON, connectOnOff); drawViewport(Xoption); break; case spline2D: if (splineON) strcpy((control->buttonQueue[spline2D]).text, "Box Off"); else strcpy ((control->buttonQueue[spline2D]).text , "Box On "); splineON = !splineON; for (i=0; i<maxGraphs; i++) if (graphStateArray[i].showing && graphStateArray[i].selected) graphStateArray[i].splineOn = splineON; drawControlPushButton(splineON, spline2D); drawViewport(Xoption); break; case axesOnOff2D: if (axesON) strcpy ((control->buttonQueue[axesOnOff2D]).text, "Axes Off"); else strcpy ((control->buttonQueue[axesOnOff2D]).text , "Axes On "); axesON = !axesON; for (i=0; i<maxGraphs; i++) if (graphStateArray[i].showing && graphStateArray[i].selected) graphStateArray[i].axesOn = axesON; drawControlPushButton(axesON, axesOnOff2D); drawViewport(Xoption); break; case unitsOnOff2D: if (unitsON) strcpy( (control->buttonQueue[unitsOnOff2D]).text, "Units Off"); else strcpy ((control->buttonQueue[unitsOnOff2D]).text, "Units On "); unitsON = !unitsON; for (i=0; i<maxGraphs; i++) if (graphStateArray[i].showing && graphStateArray[i].selected) graphStateArray[i].unitsOn = unitsON; drawControlPushButton(unitsON, unitsOnOff2D); drawViewport(Xoption); break; case ps2D: strcpy(control->message,"Creating postscript now ..."); writeControlMessage(); drawControlPushButton(1, ps2D); if (PSInit(viewport->viewWindow, viewport->titleWindow) == psError) { strcpy(control->message,"Aborted: PSInit error."); writeControlMessage(); drawControlPushButton(0, ps2D); XSync(dsply,False); return; /* make new temp name for new file */ } drawViewport(PSoption); /* draw picture in PS; create ps script file */ if (PSCreateFile(viewBorderWidth, viewport->viewWindow, viewport->titleWindow, viewport->title) == psError) { strcpy(control->message,"Aborted: PSCreateFile error."); writeControlMessage(); drawControlPushButton(0, ps2D); XSync(dsply,False); return; } clearControlMessage(); strcpy(control->message,PSfilename); strcat(control->message," in working dir "); writeControlMessage(); drawControlPushButton(0, ps2D); XSync(dsply,False); break; case hideControl2D: if (viewport->haveControl) { viewport->haveControl = no; XUnmapWindow(dsply,control->controlWindow); XSync(dsply,False); } break; case reset2D: /* reset view */ for (i=0; i<maxGraphs; i++) if (graphStateArray[i].showing && graphStateArray[i].selected) graphStateArray[i] = graphStateBackupArray[i]; unitsON = no; strcpy( (control->buttonQueue[unitsOnOff2D]).text,s = "Units Off"); for (i=0; i<maxGraphs; i++) if (graphStateArray[i].showing && graphStateArray[i].selected) graphStateArray[i].unitsOn = no; drawControlPushButton(unitsON, unitsOnOff2D); pointsON = yes; strcpy ((control->buttonQueue[pointsOnOff]).text ,"Pts On "); for (i=0; i<maxGraphs; i++) if (graphStateArray[i].showing && graphStateArray[i].selected) graphStateArray[i].pointsOn = yes; drawControlPushButton(pointsON, pointsOnOff); axesON = yes; strcpy ((control->buttonQueue[axesOnOff2D]).text,"Axes On "); for (i=0; i<maxGraphs; i++) if (graphStateArray[i].showing && graphStateArray[i].selected) graphStateArray[i].axesOn = yes; drawControlPushButton(axesON, axesOnOff2D); connectON = yes; strcpy((control->buttonQueue[connectOnOff]).text,"Lines On "); for (i=0; i<maxGraphs; i++) if (graphStateArray[i].showing && graphStateArray[i].selected) graphStateArray[i].connectOn = yes; drawControlPushButton(connectON, connectOnOff); splineON = no; strcpy( (control->buttonQueue[connectOnOff]).text ,"Box Off"); for (i=0; i<maxGraphs; i++) if (graphStateArray[i].showing && graphStateArray[i].selected) graphStateArray[i].splineOn = splineON; drawControlPushButton(splineON, spline2D); drawViewport(Xoption); break; case closeAll2D: strcpy(control->message," Click again to confirm "); writeControlMessage(); drawControlPushButton(1, closeAll2D); XSync(dsply,False); viewport->closing = yes; break; case clear2D: for (i=0; i<maxGraphs; i++) graphStateArray[i].selected = 1; clickedOnGraphSelect(0,graphSelect1); clickedOnGraphSelect(1,graphSelect2); clickedOnGraphSelect(2,graphSelect3); clickedOnGraphSelect(3,graphSelect4); clickedOnGraphSelect(4,graphSelect5); clickedOnGraphSelect(5,graphSelect6); clickedOnGraphSelect(6,graphSelect7); clickedOnGraphSelect(7,graphSelect8); clickedOnGraphSelect(8,graphSelect9); XSync(dsply,False); break; case graph1: case graph2: case graph3: case graph4: case graph5: case graph6: case graph7: case graph8: case graph9: clickedOnGraph(bKey-graphStart,bKey); XSync(dsply,False); break; case graphSelect1: case graphSelect2: case graphSelect3: case graphSelect4: case graphSelect5: case graphSelect6: case graphSelect7: case graphSelect8: case graphSelect9: clickedOnGraphSelect(bKey-graphSelectStart,bKey); XSync(dsply,False); break; } /* switch (action) */ } /*********************** X Event Processing ***************************/ void #ifdef _NO_PROTO processEvents() #else processEvents(void) #endif { XEvent *event, tempEvent; Window whichWindow; XWindowAttributes graphWindowAttrib; buttonStruct *controlButton; mouseCoord mouseXY; int i, someInt, mouseW4, mouseH4, toggleReady, gotToggle = no, checkButton = no, firstTime = yes, gotEvent = 0, buttonTablePtr, Xcon, len, externalControl; fd_set rd; externalControl=0; Xcon = ConnectionNumber(dsply); if (!(event = (XEvent *)malloc(sizeof(XEvent)))) { fprintf(stderr,"Ran out of memory initializing event processing.\n"); exitWithAck(RootWindow(dsply,scrn),Window,-1); } controlButton = control->buttonQueue; while(1) { len=0; while(len<=0) { FD_ZERO(&rd); if (externalControl==0) FD_SET(0, &rd); FD_SET(Xcon,&rd); if (XEventsQueued(dsply, QueuedAlready)) { len=1; break; } if (!followMouse) len=select(FD_SETSIZE,(void *) &rd,0,0,0); else len=1; } if (FD_ISSET(Xcon,&rd)|| XEventsQueued(dsply, QueuedAfterFlush) || followMouse) { if (followMouse) { if (XPending(dsply)) XNextEvent(dsply,event); gotEvent++; } else { XNextEvent(dsply,event); gotEvent++; } if (gotToggle || !followMouse) checkButton = no; if (gotEvent) { whichWindow = ((XButtonEvent *)event)->window; firstTime = no; switch(((XEvent *)event)->type) { case ClientMessage: if (event->xclient.data.l[0] == wm_delete_window) { goodbye(-1); } else { fprintf(stderr,"Unknown Client Message ...\n"); } break; case Expose: if (whichWindow == viewport->titleWindow) { /* get rid of redundant events */ XCheckWindowEvent(dsply, viewport->titleWindow, ExposureMask, &tempEvent); writeTitle(); XGetWindowAttributes(dsply, whichWindow, &graphWindowAttrib); XResizeWindow(dsply, viewport->viewWindow, graphWindowAttrib.width, graphWindowAttrib.height-titleHeight); XSync(dsply,False); break; } else if (whichWindow == viewport->viewWindow) { XCheckWindowEvent(dsply, viewport->viewWindow, ExposureMask, &tempEvent); XGetWindowAttributes(dsply, viewport->titleWindow, &graphWindowAttrib); XResizeWindow(dsply, viewport->viewWindow, graphWindowAttrib.width, graphWindowAttrib.height-titleHeight); drawViewport(Xoption); XMapWindow(dsply,whichWindow); XSync(dsply,False); break; } else { /* it's gotta be the control panel */ XGetWindowAttributes(dsply, control->controlWindow, &graphWindowAttrib); /* do not allow resizing of control panel */ if ((graphWindowAttrib.width != controlWidth) || (graphWindowAttrib.height != controlHeight)) { XResizeWindow(dsply, control->controlWindow, controlWidth, controlHeight); } drawControlPanel(); XSync(dsply,False); break; } break; case MotionNotify: if (followMouse) { while (XCheckMaskEvent(dsply, ButtonMotionMask, event)); mouseXY = getPotValue(((XButtonEvent *)event)->x, ((XButtonEvent *)event)->y, controlButton->xHalf, controlButton->yHalf); } if (controlButton->pot) { gotToggle = no; checkButton = yes; } break; case ButtonRelease: if (followMouse==yes) { followMouse = no; toggleReady = yes; checkButton = no; drawViewport(Xoption); } else { followMouse = no; toggleReady = yes; checkButton = no; } break; case LeaveNotify: /* We still follow the mouse when we leave the pots. */ /* followMouse = no; toggleReady = yes; checkButton = no; */ break; case ButtonPress: if (whichWindow == viewport->viewWindow) { /* mouse clicked on viewport */ switch (((XButtonEvent *)event)->button) { case Button3: /* print out (x,y) object-space coordinates in message area */ XGetWindowAttributes(dsply,whichWindow,&graphWindowAttrib); sprintf(viewport->controlPanel->message, " >%d<: [%6.2f,%6.2f] ", queriedGraph+1, projX((((XButtonEvent *)event)->x), graphWindowAttrib.width,queriedGraph), projY((((XButtonEvent *)event)->y), graphWindowAttrib.height,queriedGraph)); writeControlMessage(); XFlush(dsply); break; default: /* Find where mouse is on the viewport => where to put the CP */ XGetWindowAttributes(dsply, whichWindow, &graphWindowAttrib); mouseW4 = graphWindowAttrib.width/4; if (((XButtonEvent *)event)->x > (graphWindowAttrib.width - mouseW4)) someInt = 1; else { mouseH4 = graphWindowAttrib.height/4; if (((XButtonEvent *)event)->y > (graphWindowAttrib.height - mouseH4)) someInt = 2; else if (((XButtonEvent *)event)->x < mouseW4) someInt = 3; else if (((XButtonEvent *)event)->y < mouseH4) someInt = 4; else someInt = 0; } if (viewport->haveControl) { XUnmapWindow(dsply,control->controlWindow); } putControlPanelSomewhere(someInt); XMapWindow(dsply,control->controlWindow); XSync(dsply,False); break; } /* switch on mouse button */ } else if (whichWindow == control->colormapWindow) { /* mouse clicked on colormap */ followMouse = yes; gotToggle = no; checkButton = yes; firstTime = yes; } else if (whichWindow != control->controlWindow) { /* mouse clicked on control window (not colormap) */ if (controlButton->self != whichWindow) { buttonTablePtr = *((int *)XLookUpAssoc(dsply,table,whichWindow)); controlButton = &(control->buttonQueue[buttonTablePtr]); } if (controlButton->pot) { /* figure out [x,y] for this button in the range [-1..1,-1..1] */ mouseXY = getPotValue(((XButtonEvent *)event)->x, ((XButtonEvent *)event)->y, controlButton->xHalf, controlButton->yHalf); followMouse = yes; gotToggle = no; } else { followMouse = no; gotToggle = yes; /* auto-repeat on toggle buttons not allowed */ if (toggleReady) { toggleReady = no; } } checkButton = yes; firstTime = yes; } break; } /* switch */ gotEvent--; } /* if gotEvent */ /* Allow repeat polling when mouse button clicked on a potentiometer. */ if (followMouse && !firstTime && (followMouse++ > mouseWait)) { followMouse = yes; /* reset for next timing loop */ checkButton = yes; } if (checkButton) { if (viewport->closing && (controlButton->buttonKey == closeAll2D)) { goodbye(-1); } else { clearControlMessage(); viewport->closing = no; drawControlPushButton(0, closeAll2D); if ((doit) && ((controlButton->buttonKey < graphStart) && (controlButton->buttonKey > (graphSelectStart + maxGraphs)))) doit = 0; switch(controlButton->buttonKey) { case translate2D: for (i=0; i<maxGraphs; i++) { if (graphStateArray[i].showing && graphStateArray[i].selected) { if (transXON) { graphStateArray[i].centerX -= mouseXY.x * 0.1; if (graphStateArray[i].centerX > maxDelta) graphStateArray[i].centerX = maxDelta; else if (graphStateArray[i].centerX < -maxDelta) graphStateArray[i].centerX = maxDelta; } if (transYON) { graphStateArray[i].centerY -= mouseXY.y * 0.1; if (graphStateArray[i].centerY > maxDelta) graphStateArray[i].centerY = maxDelta; else if (graphStateArray[i].centerY < -maxDelta) graphStateArray[i].centerY = maxDelta; } } /* graph showing or selected */ } /* for graphs */ drawViewport(Xoption); break; case scale2D: for (i=0; i<maxGraphs; i++) { if (graphStateArray[i].showing && graphStateArray[i].selected) { if (zoomXON) { graphStateArray[i].scaleX *= (1 - mouseXY.y * 0.3); if (graphStateArray[i].scaleX > maxScale) graphStateArray[i].scaleX = maxScale; else if (graphStateArray[i].scaleX < minScale) graphStateArray[i].scaleX = minScale; } if (zoomYON) { graphStateArray[i].scaleY *= (1 - mouseXY.y * 0.3); if (graphStateArray[i].scaleY > maxScale) graphStateArray[i].scaleY = maxScale; else if (graphStateArray[i].scaleY < minScale) graphStateArray[i].scaleY = minScale; } } /* graph showing or selected */ } /* for graphs */ drawViewport(Xoption); break; default: buttonAction(controlButton->buttonKey); } /* switch on buttonKey */ } /* else - not closing */ } /* if checkButton */ } /* if FD_ISSET(Xcon.... */ else if FD_ISSET(0,&rd) { externalControl=spadAction(); /* returns (-1) if broken ,0 if success */ if (spadDraw && (externalControl==0)) drawViewport(Xoption); } } /* while */ } /* processEvents() */ void #ifdef _NO_PROTO clickedOnGraph (i,bKey) int i,bKey; #else clickedOnGraph (int i,int bKey) #endif { switch (doit) { case pick2D: currentGraph = queriedGraph = i; doPick(i,bKey); break; case drop2D: currentGraph = queriedGraph = i; doDrop(i,bKey); break; case query2D: queriedGraph = i; makeMessageFromData(queriedGraph); writeControlMessage(); /* reset indicator so that we're not in pick/drop/query mode anymore */ doit = 0; break; default: graphStateArray[i].showing = !(graphStateArray[i].showing); if (mono) { if (graphStateArray[i].showing) { GSetForeground(graphGC,(float)backgroundColor,Xoption); GSetBackground(graphGC,(float)foregroundColor,Xoption); } else { GSetForeground(graphGC,(float)foregroundColor,Xoption); GSetBackground(graphGC,(float)backgroundColor,Xoption); } GDrawImageString(graphGC, control->controlWindow, (control->buttonQueue[bKey]).buttonX + centerX(graphGC,(control->buttonQueue[bKey]).text,1, (control->buttonQueue[bKey]).buttonWidth), (control->buttonQueue[bKey]).buttonY + centerY(graphGC,(control->buttonQueue[bKey]).buttonHeight), (control->buttonQueue[bKey]).text, 1, Xoption); } else { if (graphStateArray[i].showing) GSetForeground(graphGC,(float)graphBarShowingColor,Xoption); else GSetForeground(graphGC,(float)graphBarHiddenColor,Xoption); GDrawString(graphGC, control->controlWindow, (control->buttonQueue[bKey]).buttonX + centerX(graphGC,(control->buttonQueue[bKey]).text,1, (control->buttonQueue[bKey]).buttonWidth), (control->buttonQueue[bKey]).buttonY + centerY(graphGC,(control->buttonQueue[bKey]).buttonHeight), (control->buttonQueue[bKey]).text,1,Xoption); } drawViewport(Xoption); break; } /* switch doit */ } @ \eject \begin{thebibliography}{99} \bibitem{1} nothing \end{thebibliography} \end{document}