font corrections, displayHook

bdf2c.pl

@@ -16,6 +16,7 @@ $nullx="0x";
 while(<>) {
   if(/^FONT (.*)$/) {
     $fontname=$1;
+    $fontname=~y/\"//d;
   } elsif(/^ENCODING (.*)$/) {
     $glyphindex=$1;
     $searchfor="BBX";

font.c

 #include "rfb.h"
 
 int rfbDrawChar(rfbScreenInfoPtr rfbScreen,rfbFontDataPtr font,
-		 int x,int y,char c,CARD32 colour)
+		 int x,int y,unsigned char c,CARD32 colour)
 {
   int i,j,k,width,height;
   unsigned char d;
@@ -12,7 +12,7 @@ int rfbDrawChar(rfbScreenInfoPtr rfbScreen,rfbFontDataPtr font,
   width=font->metaData[c*5+1];
   height=font->metaData[c*5+2];
   x+=font->metaData[c*5+3];
-  y+=font->metaData[c*5+4]-height+1;
+  y+=-font->metaData[c*5+4]-height+1;
 
   for(j=0;j<height;j++) {
     for(i=0;i<width;i++) {
@@ -23,7 +23,7 @@ int rfbDrawChar(rfbScreenInfoPtr rfbScreen,rfbFontDataPtr font,
       if(d&0x80) {
 	for(k=0;k<bpp;k++)
 	  rfbScreen->frameBuffer[(y+j)*rowstride+(x+i)*bpp+k]=
-	    ((colour>>(8*bpp))&0xff);
+	    ((colour>>(8*k))&0xff);
       }
       d<<=1;
     }
@@ -34,7 +34,7 @@ int rfbDrawChar(rfbScreenInfoPtr rfbScreen,rfbFontDataPtr font,
 }
 
 void rfbDrawString(rfbScreenInfoPtr rfbScreen,rfbFontDataPtr font,
-		   int x,int y,char* string,CARD32 colour)
+		   int x,int y,unsigned char* string,CARD32 colour)
 {
   while(*string) {
     x+=rfbDrawChar(rfbScreen,font,x,y,*string,colour);
@@ -42,7 +42,7 @@ void rfbDrawString(rfbScreenInfoPtr rfbScreen,rfbFontDataPtr font,
   }
 }
 
-int rfbWidth(rfbFontDataPtr font,char* string)
+int rfbWidth(rfbFontDataPtr font,unsigned char* string)
 {
   int i=0;
   while(*string) {
@@ -52,10 +52,15 @@ int rfbWidth(rfbFontDataPtr font,char* string)
   return(i);
 }
 
-void rfbFontBBox(rfbFontDataPtr font,char c,int* x1,int* y1,int* x2,int* y2)
+int rfbWidthOfChar(rfbFontDataPtr font,unsigned char c)
+{
+  return(font->metaData[c*5+1]+font->metaData[c*5+3]);
+}
+
+void rfbFontBBox(rfbFontDataPtr font,unsigned char c,int* x1,int* y1,int* x2,int* y2)
 {
   *x1+=font->metaData[c*5+3];
-  *y1+=font->metaData[c*5+4]-font->metaData[c*5+2]+1;
+  *y1+=-font->metaData[c*5+4]-font->metaData[c*5+2]+1;
   *x2=*x1+font->metaData[c*5+1];
   *y2=*y1+font->metaData[c*5+2];
 }

main.c

@@ -75,10 +75,15 @@ void rfbScheduleCopyRegion(rfbScreenInfoPtr rfbScreen,sraRegionPtr copyRegion,in
    while((cl=rfbClientIteratorNext(iterator))) {
      LOCK(cl->updateMutex);
      if(cl->useCopyRect) {
+       if(!sraRgnEmpty(cl->copyRegion) && (cl->copyDX!=dx || cl->copyDY!=dy)) {
+	 sraRgnOr(cl->copyRegion,cl->modifiedRegion);
+	 sraRgnMakeEmpty(cl->copyRegion);
+       }
        sraRgnOr(cl->copyRegion,copyRegion);
        cl->copyDX = dx;
        cl->copyDY = dy;
 
+       /* while(!sraRgnEmpty(cl->copyRegion)) */ {
 #ifdef HAVE_PTHREADS
 	 if(cl->screen->backgroundLoop) {
 	   SIGNAL(cl->updateCond);
@@ -92,6 +97,7 @@ void rfbScheduleCopyRegion(rfbScreenInfoPtr rfbScreen,sraRegionPtr copyRegion,in
 	     rfbSendFramebufferUpdate(cl,updateRegion);
 	     sraRgnDestroy(updateRegion);
 	   }
+       }
      } else {
        sraRgnOr(cl->modifiedRegion,copyRegion);
      }
@@ -457,7 +463,7 @@ rfbScreenInfoPtr rfbGetScreen(int argc,char** argv,
    rfbScreen->colourMap.is16 = 0;
    rfbScreen->colourMap.data.bytes = NULL;
 
-   if(bytesPerPixel == 8) {
+   if(bytesPerPixel == 1) {
      format->redMax = 7;
      format->greenMax = 7;
      format->blueMax = 3;
@@ -500,6 +506,7 @@ rfbScreenInfoPtr rfbGetScreen(int argc,char** argv,
    rfbScreen->getCursorPtr = defaultGetCursorPtr;
    rfbScreen->setTranslateFunction = rfbSetTranslateFunction;
    rfbScreen->newClientHook = doNothingWithClient;
+   rfbScreen->displayHook = 0;
 
    /* initialize client list and iterator mutex */
    rfbClientListInit(rfbScreen);

rfb.h

@@ -147,6 +147,7 @@ typedef void (*SetXCutTextProcPtr) (char* str,int len, struct rfbClientRec* cl);
 typedef struct rfbCursor* (*GetCursorProcPtr) (struct rfbClientRec* pScreen);
 typedef Bool (*SetTranslateFunctionProcPtr)(struct rfbClientRec* cl);
 typedef void (*NewClientHookPtr)(struct rfbClientRec* cl);
+typedef void (*DisplayHookPtr)(struct rfbClientRec* cl);
 
 typedef struct {
   CARD32 count;
@@ -296,6 +297,8 @@ typedef struct
   
     /* newClientHook is called just after a new client is created */
     NewClientHookPtr newClientHook;
+    /* displayHook is called just before a frame buffer update */
+    DisplayHookPtr displayHook;
 
 } rfbScreenInfo, *rfbScreenInfoPtr;
 
@@ -714,7 +717,7 @@ extern void rfbDisconnectUDPSock(rfbScreenInfoPtr cl);
 /* font.c */
 
 typedef struct rfbFontData {
-  char* data;
+  unsigned char* data;
   /*
     metaData is a 256*5 array:
     for each character
@@ -723,10 +726,11 @@ typedef struct rfbFontData {
   int* metaData;
 } rfbFontData,* rfbFontDataPtr;
 
-int rfbDrawChar(rfbScreenInfoPtr rfbScreen,rfbFontDataPtr font,int x,int y,char c,CARD32 colour);
-void rfbDrawString(rfbScreenInfoPtr rfbScreen,rfbFontDataPtr font,int x,int y,char* string,CARD32 colour);
-int rfbWidth(rfbFontDataPtr font,char* string);
-void rfbFontBBox(rfbFontDataPtr font,char c,int* x1,int* y1,int* x2,int* y2);
+int rfbDrawChar(rfbScreenInfoPtr rfbScreen,rfbFontDataPtr font,int x,int y,unsigned char c,CARD32 colour);
+void rfbDrawString(rfbScreenInfoPtr rfbScreen,rfbFontDataPtr font,int x,int y,unsigned char* string,CARD32 colour);
+int rfbWidth(rfbFontDataPtr font,unsigned char* string);
+int rfbWidthOfChar(rfbFontDataPtr font,unsigned char c);
+void rfbFontBBox(rfbFontDataPtr font,unsigned char c,int* x1,int* y1,int* x2,int* y2);
 
 /* main.c */
 

rfbserver.c

@@ -854,6 +854,9 @@ rfbSendFramebufferUpdate(cl, givenUpdateRegion)
     int dx, dy;
     Bool sendCursorShape = FALSE;
 
+    if(cl->screen->displayHook)
+      cl->screen->displayHook(cl);
+    
     /*
      * If this client understands cursor shape updates, cursor should be
      * removed from the framebuffer. Otherwise, make sure it's put up.
@@ -1097,6 +1100,7 @@ rfbSendCopyRegion(cl, reg, dx, dy)
     sraRectangleIterator* i;
     sraRect rect1;
 
+    /* printf("copyrect: "); sraRgnPrint(reg); putchar('\n'); fflush(stdout); */
     i = sraRgnGetReverseIterator(reg,dx>0,dy>0);
 
     while(sraRgnIteratorNext(i,&rect1)) {