void pdfapp_inverthit(pdfapp_t *app)
{
fz_bbox hitbox, bbox;
fz_matrix ctm;
int i;
if (app->hit < 0)
return;
hitbox = fz_empty_bbox;
ctm = pdfapp_viewctm(app);
for (i = app->hit; i < app->hit + app->hitlen; i++)
{
bbox = bboxcharat(app->page_text, i);
if (fz_is_empty_rect(bbox))
{
if (!fz_is_empty_rect(hitbox))
pdfapp_invert(app, fz_transform_bbox(ctm, hitbox));
hitbox = fz_empty_bbox;
}
else
{
hitbox = fz_union_bbox(hitbox, bbox);
}
}
if (!fz_is_empty_rect(hitbox))
pdfapp_invert(app, fz_transform_bbox(ctm, hitbox));
}
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();
}
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);
}
