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/** \file
* \brief X-Windows Clipboard Driver
*
* See Copyright Notice in cd.h
*/
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include "cd.h"
#include "cd_private.h"
#include "cdclipbd.h"
#include "cdmf.h"
#include "cdmf_private.h"
static void cdkillcanvas(cdCtxCanvas *ctxcanvas)
{
char* buffer;
long dwSize;
FILE* file;
char filename[10240];
cdCanvasMF* mfcanvas = (cdCanvasMF*)ctxcanvas;
Display* dpy = (Display*)mfcanvas->data;
/* guardar antes de remover o canvas */
strcpy(filename, mfcanvas->filename);
cdkillcanvasMF(mfcanvas);
file = fopen(filename, "r");
fseek(file, 0, SEEK_END);
dwSize = ftell(file);
fseek(file, 0, SEEK_SET);
buffer = (char*)malloc(dwSize);
fread(buffer, dwSize, 1, file);
fclose(file);
remove(filename);
XStoreBytes(dpy, buffer, dwSize);
}
static int cdplay(cdCanvas* canvas, int xmin, int xmax, int ymin, int ymax, void *data)
{
char filename[10240];
char* buffer;
int dwSize;
FILE* file;
buffer = XFetchBytes((Display*)data, &dwSize);
if (!buffer)
return CD_ERROR;
if (!cdStrTmpFileName(filename))
return CD_ERROR;
file = fopen(filename, "w");
fwrite(buffer, dwSize, 1, file);
fclose(file);
cdCanvasPlay(canvas, CD_METAFILE, xmin, xmax, ymin, ymax, filename);
remove(filename);
XFree(buffer);
return CD_OK;
}
static void cdcreatecanvas(cdCanvas* canvas, void *data)
{
char tmpPath[10240];
char* str = (char*)data;
Display* dpy = NULL;
/* Inicializa parametros */
if (str == NULL)
return;
#ifdef SunOS_OLD
sscanf(str, "%d", &dpy);
#else
sscanf(str, "%p", &dpy);
#endif
if (!dpy)
return;
str = strstr(str, " ");
if (!str)
return;
str++;
if (!cdStrTmpFileName(tmpPath))
return;
strcat(tmpPath, " ");
strcat(tmpPath, str);
cdcreatecanvasMF(canvas, str);
if (!canvas->ctxcanvas)
return;
{
cdCanvasMF* mfcanvas = (cdCanvasMF*)canvas->ctxcanvas;
mfcanvas->data = dpy;
}
}
static void cdinittable(cdCanvas* canvas)
{
cdinittableMF(canvas);
canvas->cxKillCanvas = cdkillcanvas;
}
static cdContext cdClipboardContext =
{
CD_CAP_ALL & ~(CD_CAP_GETIMAGERGB | CD_CAP_IMAGESRV | CD_CAP_FONTDIM | CD_CAP_TEXTSIZE ), /* same as CD_MF */
0,
cdcreatecanvas,
cdinittable,
cdplay,
NULL
};
cdContext* cdContextClipboard(void)
{
return &cdClipboardContext;
}
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