void winblit()
{
int image_w = fz_pixmap_width(gapp.ctx, gapp.image);
int image_h = fz_pixmap_height(gapp.ctx, gapp.image);
int image_n = fz_pixmap_components(gapp.ctx, gapp.image);
unsigned char *samples = fz_pixmap_samples(gapp.ctx, gapp.image);
int x0 = gapp.panx;
int y0 = gapp.pany;
int x1 = gapp.panx + image_w;
int y1 = gapp.pany + image_h;
RECT r;
if (gapp.image)
{
if (gapp.iscopying || justcopied)
{
pdfapp_invert(&gapp, &gapp.selr);
justcopied = 1;
}
pdfapp_inverthit(&gapp);
dibinf->bmiHeader.biWidth = image_w;
dibinf->bmiHeader.biHeight = -image_h;
dibinf->bmiHeader.biSizeImage = image_h * 4;
if (image_n == 2)
{
int i = image_w * image_h;
unsigned char *color = malloc(i*4);
unsigned char *s = samples;
unsigned char *d = color;
for (; i > 0 ; i--)
{
d[2] = d[1] = d[0] = *s++;
d[3] = *s++;
d += 4;
}
SetDIBitsToDevice(hdc,
gapp.panx, gapp.pany, image_w, image_h,
0, 0, 0, image_h, color,
dibinf, DIB_RGB_COLORS);
free(color);
}
if (image_n == 4)
{
SetDIBitsToDevice(hdc,
gapp.panx, gapp.pany, image_w, image_h,
0, 0, 0, image_h, samples,
dibinf, DIB_RGB_COLORS);
}
pdfapp_inverthit(&gapp);
if (gapp.iscopying || justcopied)
{
pdfapp_invert(&gapp, &gapp.selr);
justcopied = 1;
}
}
/* Grey background */
r.top = 0; r.bottom = gapp.winh;
r.left = 0; r.right = x0;
FillRect(hdc, &r, bgbrush);
r.left = x1; r.right = gapp.winw;
FillRect(hdc, &r, bgbrush);
r.left = 0; r.right = gapp.winw;
r.top = 0; r.bottom = y0;
FillRect(hdc, &r, bgbrush);
r.top = y1; r.bottom = gapp.winh;
FillRect(hdc, &r, bgbrush);
/* Drop shadow */
r.left = x0 + 2;
r.right = x1 + 2;
r.top = y1;
r.bottom = y1 + 2;
FillRect(hdc, &r, shbrush);
r.left = x1;
r.right = x1 + 2;
r.top = y0 + 2;
r.bottom = y1;
FillRect(hdc, &r, shbrush);
winblitsearch();
}
int main(int argc, char **argv)
{
int c;
int len;
char buf[128];
KeySym keysym;
int oldx = 0;
int oldy = 0;
int resolution = -1;
int pageno = 1;
fd_set fds;
int width = -1;
int height = -1;
fz_context *ctx;
struct timeval tmo_at;
struct timeval now;
struct timeval tmo;
struct timeval *timeout;
struct timeval tmo_advance_delay;
ctx = fz_new_context(NULL, NULL, FZ_STORE_DEFAULT);
if (!ctx)
{
fprintf(stderr, "cannot initialise context\n");
exit(1);
}
while ((c = fz_getopt(argc, argv, "p:r:b:")) != -1)
{
switch (c)
{
case 'p': password = fz_optarg; break;
case 'r': resolution = atoi(fz_optarg); break;
case 'b': fz_set_aa_level(ctx, atoi(fz_optarg)); break;
default: usage();
}
}
if (argc - fz_optind == 0)
usage();
filename = argv[fz_optind++];
if (argc - fz_optind == 1)
pageno = atoi(argv[fz_optind++]);
pdfapp_init(ctx, &gapp);
winopen();
if (resolution == -1)
resolution = winresolution();
if (resolution < MINRES)
resolution = MINRES;
if (resolution > MAXRES)
resolution = MAXRES;
gapp.transitions_enabled = 1;
gapp.scrw = DisplayWidth(xdpy, xscr);
gapp.scrh = DisplayHeight(xdpy, xscr);
gapp.resolution = resolution;
gapp.pageno = pageno;
pdfapp_open(&gapp, filename, 0);
FD_ZERO(&fds);
signal(SIGHUP, signal_handler);
tmo_at.tv_sec = 0;
tmo_at.tv_usec = 0;
while (!closing)
{
while (!closing && XPending(xdpy) && !transition_dirty)
{
XNextEvent(xdpy, &xevt);
switch (xevt.type)
{
case Expose:
dirty = 1;
break;
case ConfigureNotify:
if (gapp.image)
{
if (xevt.xconfigure.width != reqw ||
xevt.xconfigure.height != reqh)
gapp.shrinkwrap = 0;
}
width = xevt.xconfigure.width;
height = xevt.xconfigure.height;
break;
case KeyPress:
len = XLookupString(&xevt.xkey, buf, sizeof buf, &keysym, NULL);
if (!gapp.isediting)
switch (keysym)
{
case XK_Escape:
len = 1; buf[0] = '\033';
break;
case XK_Up:
len = 1; buf[0] = 'k';
break;
case XK_Down:
len = 1; buf[0] = 'j';
break;
case XK_Left:
len = 1; buf[0] = 'b';
break;
case XK_Right:
len = 1; buf[0] = ' ';
break;
case XK_Page_Up:
len = 1; buf[0] = ',';
break;
case XK_Page_Down:
len = 1; buf[0] = '.';
break;
}
if (xevt.xkey.state & ControlMask && keysym == XK_c)
docopy(&gapp, XA_CLIPBOARD);
else if (len)
onkey(buf[0]);
onmouse(oldx, oldy, 0, 0, 0);
break;
case MotionNotify:
oldx = xevt.xmotion.x;
oldy = xevt.xmotion.y;
onmouse(xevt.xmotion.x, xevt.xmotion.y, 0, xevt.xmotion.state, 0);
break;
case ButtonPress:
onmouse(xevt.xbutton.x, xevt.xbutton.y, xevt.xbutton.button, xevt.xbutton.state, 1);
break;
case ButtonRelease:
copytime = xevt.xbutton.time;
onmouse(xevt.xbutton.x, xevt.xbutton.y, xevt.xbutton.button, xevt.xbutton.state, -1);
break;
case SelectionRequest:
onselreq(xevt.xselectionrequest.requestor,
xevt.xselectionrequest.selection,
xevt.xselectionrequest.target,
xevt.xselectionrequest.property,
xevt.xselectionrequest.time);
break;
case ClientMessage:
if (xevt.xclient.format == 32 && xevt.xclient.data.l[0] == WM_DELETE_WINDOW)
closing = 1;
break;
}
}
if (closing)
continue;
if (width != -1 || height != -1)
{
pdfapp_onresize(&gapp, width, height);
width = -1;
height = -1;
}
if (dirty || dirtysearch)
{
if (dirty)
winblit(&gapp);
else if (dirtysearch)
winblitsearch(&gapp);
dirty = 0;
transition_dirty = 0;
dirtysearch = 0;
pdfapp_postblit(&gapp);
}
if (showingpage && !tmo_at.tv_sec && !tmo_at.tv_usec)
{
tmo.tv_sec = 2;
tmo.tv_usec = 0;
gettimeofday(&now, NULL);
timeradd(&now, &tmo, &tmo_at);
}
if (XPending(xdpy) || transition_dirty)
continue;
timeout = NULL;
if (tmo_at.tv_sec || tmo_at.tv_usec)
{
gettimeofday(&now, NULL);
timersub(&tmo_at, &now, &tmo);
if (tmo.tv_sec <= 0)
{
tmo_at.tv_sec = 0;
tmo_at.tv_usec = 0;
timeout = NULL;
showingpage = 0;
winrepaint(&gapp);
}
else
timeout = &tmo;
}
if (advance_scheduled)
{
gettimeofday(&now, NULL);
timersub(&tmo_advance, &now, &tmo_advance_delay);
if (tmo_advance_delay.tv_sec <= 0)
{
/* Too late already */
onkey(' ');
onmouse(oldx, oldy, 0, 0, 0);
advance_scheduled = 0;
}
else if (timeout == NULL)
{
timeout = &tmo_advance_delay;
}
else
{
struct timeval tmp;
timersub(&tmo_advance_delay, timeout, &tmp);
if (tmp.tv_sec < 0)
{
timeout = &tmo_advance_delay;
}
}
}
FD_SET(x11fd, &fds);
if (select(x11fd + 1, &fds, NULL, NULL, timeout) < 0)
{
if (reloading)
{
winreloadfile(&gapp);
reloading = 0;
}
}
if (!FD_ISSET(x11fd, &fds))
{
if (timeout == &tmo_advance_delay)
{
onkey(' ');
onmouse(oldx, oldy, 0, 0, 0);
advance_scheduled = 0;
}
else
{
tmo_at.tv_sec = 0;
tmo_at.tv_usec = 0;
timeout = NULL;
showingpage = 0;
winrepaint(&gapp);
}
}
}
cleanup(&gapp);
return 0;
}
int main(int argc, char **argv)
{
int c;
int len;
char buf[128];
KeySym keysym;
int oldx = 0;
int oldy = 0;
int resolution = 72;
int pageno = 1;
int pagemark = 0;
int accelerate = 1;
int fd;
fd_set fds;
int width = -1;
int height = -1;
while ((c = fz_getopt(argc, argv, "p:r:b:A")) != -1)
{
switch (c)
{
case 'p': password = fz_optarg; break;
case 'r': resolution = atoi(fz_optarg); break;
case 'A': accelerate = 0; break;
case 'b': fz_set_aa_level(atoi(fz_optarg)); break;
default: usage();
}
}
if (resolution < MINRES)
resolution = MINRES;
if (resolution > MAXRES)
resolution = MAXRES;
if (argc - fz_optind == 0)
usage();
if (accelerate)
fz_accelerate();
filename = argv[fz_optind++];
winopen();
pdfapp_init(&gapp);
gapp.scrw = DisplayWidth(xdpy, xscr);
gapp.scrh = DisplayHeight(xdpy, xscr);
gapp.resolution = resolution;
if (argc - fz_optind > 1)
pageno = atoi(argv[fz_optind++]);
gapp.pageno = pageno;
fd = open(filename, O_BINARY | O_RDONLY, 0666);
if (fd < 0)
winerror(&gapp, fz_throw("cannot open file '%s'", filename));
pdfapp_open(&gapp, filename, fd, 0);
if (pdfapp_calcfilehash(&gapp, fd))
{
pdfapp_getmarkfile(&gapp);
pagemark = pdfapp_getpgmark(&gapp);
if (pagemark > 0)
{
if (pagemark <= gapp.pagecount)
{
gapp.pageno = pagemark;
pdfapp_showpage(&gapp, 1, 1, 1);
}
else
pdfapp_closemarkfile(&gapp);
}
}
FD_ZERO(&fds);
FD_SET(x11fd, &fds);
signal(SIGHUP, signal_handler);
atexit(exit_cb);
while (!closing)
{
do
{
XNextEvent(xdpy, &xevt);
switch (xevt.type)
{
case Expose:
dirty = 1;
break;
case ConfigureNotify:
if (gapp.image)
{
if (xevt.xconfigure.width != reqw ||
xevt.xconfigure.height != reqh)
gapp.shrinkwrap = 0;
}
width = xevt.xconfigure.width;
height = xevt.xconfigure.height;
break;
case KeyPress:
len = XLookupString(&xevt.xkey, buf, sizeof buf, &keysym, NULL);
if (!gapp.isediting)
switch (keysym)
{
case XK_Escape:
len = 1; buf[0] = '\033';
break;
case XK_Up:
len = 1; buf[0] = 'k';
break;
case XK_Down:
len = 1; buf[0] = 'j';
break;
case XK_Left:
len = 1; buf[0] = 'b';
break;
case XK_Right:
len = 1; buf[0] = ' ';
break;
case XK_Page_Up:
len = 1; buf[0] = ',';
break;
case XK_Page_Down:
len = 1; buf[0] = '.';
break;
}
if (len)
onkey(buf[0]);
onmouse(oldx, oldy, 0, 0, 0);
break;
case MotionNotify:
oldx = xevt.xbutton.x;
oldy = xevt.xbutton.y;
onmouse(xevt.xbutton.x, xevt.xbutton.y, xevt.xbutton.button, xevt.xbutton.state, 0);
break;
case ButtonPress:
onmouse(xevt.xbutton.x, xevt.xbutton.y, xevt.xbutton.button, xevt.xbutton.state, 1);
break;
case ButtonRelease:
copytime = xevt.xbutton.time;
onmouse(xevt.xbutton.x, xevt.xbutton.y, xevt.xbutton.button, xevt.xbutton.state, -1);
break;
case SelectionRequest:
onselreq(xevt.xselectionrequest.requestor,
xevt.xselectionrequest.selection,
xevt.xselectionrequest.target,
xevt.xselectionrequest.property,
xevt.xselectionrequest.time);
break;
case ClientMessage:
if (xevt.xclient.format == 32 && xevt.xclient.data.l[0] == WM_DELETE_WINDOW)
closing = 1;
break;
}
}
while (!closing && XPending(xdpy));
if (closing)
continue;
if (width != -1 || height != -1)
{
pdfapp_onresize(&gapp, width, height);
width = -1;
height = -1;
}
if (dirty || dirtysearch)
{
if (dirty)
winblit(&gapp);
else if (dirtysearch)
winblitsearch(&gapp);
dirty = 0;
dirtysearch = 0;
}
if (XPending(xdpy))
continue;
if (select(x11fd + 1, &fds, NULL, NULL, NULL) < 0)
{
if (reloading)
{
winreloadfile(&gapp);
reloading = 0;
}
}
}
pdfapp_close(&gapp);
XDestroyWindow(xdpy, xwin);
XFreePixmap(xdpy, xicon);
XFreeCursor(xdpy, xcwait);
XFreeCursor(xdpy, xchand);
XFreeCursor(xdpy, xcarrow);
XFreeGC(xdpy, xgc);
XCloseDisplay(xdpy);
return 0;
}
static void winblit(pdfapp_t *app)
{
int image_w = fz_pixmap_width(gapp.ctx, gapp.image);
int image_h = fz_pixmap_height(gapp.ctx, gapp.image);
int image_n = fz_pixmap_components(gapp.ctx, gapp.image);
unsigned char *image_samples = fz_pixmap_samples(gapp.ctx, gapp.image);
int x0 = gapp.panx;
int y0 = gapp.pany;
int x1 = gapp.panx + image_w;
int y1 = gapp.pany + image_h;
XSetForeground(xdpy, xgc, xbgcolor.pixel);
fillrect(0, 0, x0, gapp.winh);
fillrect(x1, 0, gapp.winw - x1, gapp.winh);
fillrect(0, 0, gapp.winw, y0);
fillrect(0, y1, gapp.winw, gapp.winh - y1);
XSetForeground(xdpy, xgc, xshcolor.pixel);
fillrect(x0+2, y1, image_w, 2);
fillrect(x1, y0+2, 2, image_h);
if (gapp.iscopying || justcopied)
{
pdfapp_invert(&gapp, &gapp.selr);
justcopied = 1;
}
pdfapp_inverthit(&gapp);
if (image_n == 4)
ximage_blit(xwin, xgc,
x0, y0,
image_samples,
0, 0,
image_w,
image_h,
image_w * image_n);
else if (image_n == 2)
{
int i = image_w*image_h;
unsigned char *color = malloc(i*4);
if (color)
{
unsigned char *s = image_samples;
unsigned char *d = color;
for (; i > 0 ; i--)
{
d[2] = d[1] = d[0] = *s++;
d[3] = *s++;
d += 4;
}
ximage_blit(xwin, xgc,
x0, y0,
color,
0, 0,
image_w,
image_h,
image_w * 4);
free(color);
}
}
pdfapp_inverthit(&gapp);
if (gapp.iscopying || justcopied)
{
pdfapp_invert(&gapp, &gapp.selr);
justcopied = 1;
}
winblitsearch(app);
if (showingpage)
{
char buf[42];
snprintf(buf, sizeof buf, "Page %d/%d", gapp.pageno, gapp.pagecount);
windrawstringxor(&gapp, 10, 20, buf);
}
}
static void winblit(pdfapp_t *app)
{
int x0 = gapp.panx;
int y0 = gapp.pany;
int x1 = gapp.panx + gapp.image->w;
int y1 = gapp.pany + gapp.image->h;
XSetForeground(xdpy, xgc, xbgcolor.pixel);
fillrect(0, 0, x0, gapp.winh);
fillrect(x1, 0, gapp.winw - x1, gapp.winh);
fillrect(0, 0, gapp.winw, y0);
fillrect(0, y1, gapp.winw, gapp.winh - y1);
XSetForeground(xdpy, xgc, xshcolor.pixel);
fillrect(x0+2, y1, gapp.image->w, 2);
fillrect(x1, y0+2, 2, gapp.image->h);
if (gapp.iscopying || justcopied)
{
pdfapp_invert(&gapp, gapp.selr);
justcopied = 1;
}
pdfapp_inverthit(&gapp);
if (gapp.image->n == 4)
ximage_blit(xwin, xgc,
x0, y0,
gapp.image->samples,
0, 0,
gapp.image->w,
gapp.image->h,
gapp.image->w * gapp.image->n);
else if (gapp.image->n == 2)
{
int i = gapp.image->w*gapp.image->h;
unsigned char *color = malloc(i*4);
if (color != NULL)
{
unsigned char *s = gapp.image->samples;
unsigned char *d = color;
for (; i > 0 ; i--)
{
d[2] = d[1] = d[0] = *s++;
d[3] = *s++;
d += 4;
}
ximage_blit(xwin, xgc,
x0, y0,
color,
0, 0,
gapp.image->w,
gapp.image->h,
gapp.image->w * 4);
free(color);
}
}
pdfapp_inverthit(&gapp);
if (gapp.iscopying || justcopied)
{
pdfapp_invert(&gapp, gapp.selr);
justcopied = 1;
}
winblitsearch(app);
}
