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 pdfapp_oncopy(pdfapp_t *app, unsigned short *ucsbuf, int ucslen) { fz_error *error; pdf_textline *line, *ln; int y, c; int i, p; int bx0, bx1, by0, by1; int x0 = app->image->x + app->selr.x0 - app->panx; int x1 = app->image->x + app->selr.x1 - app->panx; int y0 = app->image->y + app->selr.y0 - app->pany; int y1 = app->image->y + app->selr.y1 - app->pany; error = pdf_loadtextfromtree(&line, app->page->tree, pdfapp_viewctm(app)); if (error) pdfapp_error(app, error); p = 0; for (ln = line; ln; ln = ln->next) { y = y0 - 1; for (i = 0; i < ln->len; i++) { bx0 = ln->text[i].bbox.x0; bx1 = ln->text[i].bbox.x1; by0 = ln->text[i].bbox.y0; by1 = ln->text[i].bbox.y1; c = ln->text[i].c; if (c < 32) c = '?'; if (bx1 >= x0 && bx0 <= x1 && by1 >= y0 && by0 <= y1) if (p < ucslen - 1) ucsbuf[p++] = c; } if (by1 >= y0 && by0 <= y1) { #ifdef WIN32 if (p < ucslen - 1) ucsbuf[p++] = '\r'; #endif if (p < ucslen - 1) ucsbuf[p++] = '\n'; } } ucsbuf[p] = 0; pdf_droptextline(line); }
void pdfapp_oncopy(pdfapp_t *app, unsigned short *ucsbuf, int ucslen) { fz_bbox hitbox; fz_matrix ctm; fz_text_span *span; int c, i, p; int seen; int x0 = app->selr.x0; int x1 = app->selr.x1; int y0 = app->selr.y0; int y1 = app->selr.y1; ctm = pdfapp_viewctm(app); p = 0; for (span = app->page_text; span; span = span->next) { seen = 0; for (i = 0; i < span->len; i++) { hitbox = fz_transform_bbox(ctm, span->text[i].bbox); c = span->text[i].c; if (c < 32) c = '?'; if (hitbox.x1 >= x0 && hitbox.x0 <= x1 && hitbox.y1 >= y0 && hitbox.y0 <= y1) { if (p < ucslen - 1) ucsbuf[p++] = c; seen = 1; } } if (seen && span->eol) { #ifdef _WIN32 if (p < ucslen - 1) ucsbuf[p++] = '\r'; #endif if (p < ucslen - 1) ucsbuf[p++] = '\n'; } } ucsbuf[p] = 0; }
void pdfapp_onmouse(pdfapp_t *app, int x, int y, int btn, int modifiers, int state) { pdf_link *link; fz_matrix ctm; fz_point p; p.x = x - app->panx + app->image->x; p.y = y - app->pany + app->image->y; ctm = pdfapp_viewctm(app); ctm = fz_invert_matrix(ctm); p = fz_transform_point(ctm, p); for (link = app->page_links; link; link = link->next) { if (p.x >= link->rect.x0 && p.x <= link->rect.x1) if (p.y >= link->rect.y0 && p.y <= link->rect.y1) break; } if (link) { wincursor(app, HAND); if (btn == 1 && state == 1) { if (link->kind == PDF_LINK_URI) pdfapp_gotouri(app, link->dest); else if (link->kind == PDF_LINK_GOTO) pdfapp_gotopage(app, fz_array_get(link->dest, 0)); /* [ pageobj ... ] */ return; } } else { wincursor(app, ARROW); } if (state == 1) { if (btn == 1 && !app->iscopying) { app->ispanning = 1; app->selx = x; app->sely = y; app->beyondy = 0; } if (btn == 3 && !app->ispanning) { app->iscopying = 1; app->selx = x; app->sely = y; app->selr.x0 = x; app->selr.x1 = x; app->selr.y0 = y; app->selr.y1 = y; } if (btn == 4 || btn == 5) /* scroll wheel */ { int dir = btn == 4 ? 1 : -1; app->ispanning = app->iscopying = 0; if (modifiers & (1<<2)) { /* zoom in/out if ctrl is pressed */ if (dir > 0) app->resolution *= ZOOMSTEP; else app->resolution /= ZOOMSTEP; if (app->resolution > MAXRES) app->resolution = MAXRES; if (app->resolution < MINRES) app->resolution = MINRES; pdfapp_showpage(app, 0, 1, 1); } else { /* scroll up/down, or left/right if shift is pressed */ int isx = (modifiers & (1<<0)); int xstep = isx ? 20 * dir : 0; int ystep = !isx ? 20 * dir : 0; pdfapp_panview(app, app->panx + xstep, app->pany + ystep); } } } else if (state == -1) { if (app->iscopying) { app->iscopying = 0; app->selr.x0 = MIN(app->selx, x) - app->panx + app->image->x; app->selr.x1 = MAX(app->selx, x) - app->panx + app->image->x; app->selr.y0 = MIN(app->sely, y) - app->pany + app->image->y; app->selr.y1 = MAX(app->sely, y) - app->pany + app->image->y; winrepaint(app); if (app->selr.x0 < app->selr.x1 && app->selr.y0 < app->selr.y1) windocopy(app); } if (app->ispanning) app->ispanning = 0; } else if (app->ispanning) { int newx = app->panx + x - app->selx; int newy = app->pany + y - app->sely; /* Scrolling beyond limits implies flipping pages */ /* Are we requested to scroll beyond limits? */ if (newy + app->image->h < app->winh || newy > 0) { /* Yes. We can assume that deltay != 0 */ int deltay = y - app->sely; /* Check whether the panning has occured in the * direction that we are already crossing the * limit it. If not, we can conclude that we * have switched ends of the page and will thus * start over counting. */ if( app->beyondy == 0 || (app->beyondy ^ deltay) >= 0 ) { /* Updating how far we are beyond and * flipping pages if beyond threshhold */ app->beyondy += deltay; if (app->beyondy > BEYOND_THRESHHOLD) { if( app->pageno > 1 ) { app->pageno--; pdfapp_showpage(app, 1, 1, 1); newy = -app->image->h; } app->beyondy = 0; } else if (app->beyondy < -BEYOND_THRESHHOLD) { if( app->pageno < app->pagecount ) { app->pageno++; pdfapp_showpage(app, 1, 1, 1); newy = 0; } app->beyondy = 0; } } else app->beyondy = 0; } /* Although at this point we've already determined that * or that no scrolling will be performed in * y-direction, the x-direction has not yet been taken * care off. Therefore */ pdfapp_panview(app, newx, newy); app->selx = x; app->sely = y; } else if (app->iscopying) { app->selr.x0 = MIN(app->selx, x) - app->panx + app->image->x; app->selr.x1 = MAX(app->selx, x) - app->panx + app->image->x; app->selr.y0 = MIN(app->sely, y) - app->pany + app->image->y; app->selr.y1 = MAX(app->sely, y) - app->pany + app->image->y; winrepaint(app); } }
static void pdfapp_showpage(pdfapp_t *app, int loadpage, int drawpage, int repaint) { char buf[256]; fz_device *idev; fz_device *tdev; fz_colorspace *colorspace; fz_matrix ctm; fz_bbox bbox; wincursor(app, WAIT); if (loadpage) { if (app->page_list) fz_free_display_list(app->page_list); if (app->page_text) fz_free_text_span(app->page_text); if (app->page_links) pdf_free_link(app->page_links); if (app->xref) pdfapp_loadpage_pdf(app); if (app->xps) pdfapp_loadpage_xps(app); /* Zero search hit position */ app->hit = -1; app->hitlen = 0; /* Extract text */ app->page_text = fz_new_text_span(); tdev = fz_new_text_device(app->page_text); fz_execute_display_list(app->page_list, tdev, fz_identity, fz_infinite_bbox); fz_free_device(tdev); } if (drawpage) { sprintf(buf, "%s - %d/%d (%d dpi)", app->doctitle, app->pageno, app->pagecount, app->resolution); wintitle(app, buf); ctm = pdfapp_viewctm(app); bbox = fz_round_rect(fz_transform_rect(ctm, app->page_bbox)); /* Draw */ if (app->image) fz_drop_pixmap(app->image); if (app->grayscale) colorspace = fz_device_gray; else #ifdef _WIN32 colorspace = fz_device_bgr; #else colorspace = fz_device_rgb; #endif app->image = fz_new_pixmap_with_rect(colorspace, bbox); fz_clear_pixmap_with_color(app->image, 255); idev = fz_new_draw_device(app->cache, app->image); fz_execute_display_list(app->page_list, idev, ctm, bbox); fz_free_device(idev); } if (repaint) { pdfapp_panview(app, app->panx, app->pany); if (app->shrinkwrap) { int w = app->image->w; int h = app->image->h; if (app->winw == w) app->panx = 0; if (app->winh == h) app->pany = 0; if (w > app->scrw * 90 / 100) w = app->scrw * 90 / 100; if (h > app->scrh * 90 / 100) h = app->scrh * 90 / 100; if (w != app->winw || h != app->winh) winresize(app, w, h); } winrepaint(app); wincursor(app, ARROW); } fz_flush_warnings(); }
void pdfapp_onmouse(pdfapp_t *app, int x, int y, int btn, int modifiers, int state) { pdf_link *link; fz_matrix ctm; fz_point p; p.x = x - app->panx + app->image->x; p.y = y - app->pany + app->image->y; ctm = pdfapp_viewctm(app); ctm = fz_invertmatrix(ctm); p = fz_transformpoint(ctm, p); for (link = app->page->links; link; link = link->next) { if (p.x >= link->rect.x0 && p.x <= link->rect.x1) if (p.y >= link->rect.y0 && p.y <= link->rect.y1) break; } if (link) { wincursor(app, HAND); if (btn == 1 && state == 1) { if (fz_isstring(link->dest)) pdfapp_gotouri(app, link->dest); if (fz_isindirect(link->dest)) pdfapp_gotopage(app, link->dest); return; } } else { wincursor(app, ARROW); } if (state == 1) { if (btn == 1 && !app->iscopying) { app->ispanning = 1; app->selx = x; app->sely = y; } if (btn == 3 && !app->ispanning) { app->iscopying = 1; app->selx = x; app->sely = y; app->selr.x0 = x; app->selr.x1 = x; app->selr.y0 = y; app->selr.y1 = y; } if (btn == 4 || btn == 5) /* scroll wheel */ { int dir = btn == 4 ? 1 : -1; app->ispanning = app->iscopying = 0; if (modifiers & (1<<2)) { /* zoom in/out if ctrl is pressed */ app->zoom += 0.1 * dir; if (app->zoom > 3.0) app->zoom = 3.0; if (app->zoom < 0.1) app->zoom = 0.1; pdfapp_showpage(app, 0, 1); } else { /* scroll up/down, or left/right if shift is pressed */ int isx = (modifiers & (1<<0)); int xstep = isx ? 20 * dir : 0; int ystep = !isx ? 20 * dir : 0; pdfapp_panview(app, app->panx + xstep, app->pany + ystep); } } } else if (state == -1) { if (app->iscopying) { app->iscopying = 0; app->selr.x0 = MIN(app->selx, x); app->selr.x1 = MAX(app->selx, x); app->selr.y0 = MIN(app->sely, y); app->selr.y1 = MAX(app->sely, y); winrepaint(app); if (app->selr.x0 < app->selr.x1 && app->selr.y0 < app->selr.y1) windocopy(app); } if (app->ispanning) app->ispanning = 0; } else if (app->ispanning) { int newx = app->panx + x - app->selx; int newy = app->pany + y - app->sely; pdfapp_panview(app, newx, newy); app->selx = x; app->sely = y; } else if (app->iscopying) { app->selr.x0 = MIN(app->selx, x); app->selr.x1 = MAX(app->selx, x); app->selr.y0 = MIN(app->sely, y); app->selr.y1 = MAX(app->sely, y); winrepaint(app); } }
void pdfapp_showpage(pdfapp_t *app, int loadpage, int drawpage) { char buf[256]; fz_error *error; fz_matrix ctm; fz_rect bbox; fz_obj *obj; if (loadpage) { wincursor(app, WAIT); if (app->page) pdf_droppage(app->page); app->page = nil; obj = pdf_getpageobject(app->pages, app->pageno - 1); error = pdf_loadpage(&app->page, app->xref, obj); if (error) pdfapp_error(app, error); sprintf(buf, "%s - %d/%d", app->doctitle, app->pageno, pdf_getpagecount(app->pages)); wintitle(app, buf); } if (drawpage) { wincursor(app, WAIT); if (app->image) fz_droppixmap(app->image); app->image = nil; ctm = pdfapp_viewctm(app); bbox = fz_transformaabb(ctm, app->page->mediabox); error = fz_rendertree(&app->image, app->rast, app->page->tree, ctm, fz_roundrect(bbox), 1); if (error) pdfapp_error(app, error); winconvert(app, app->image); } pdfapp_panview(app, app->panx, app->pany); if (app->shrinkwrap) { int w = app->image->w; int h = app->image->h; if (app->winw == w) app->panx = 0; if (app->winh == h) app->pany = 0; if (w > app->scrw * 90 / 100) w = app->scrw * 90 / 100; if (h > app->scrh * 90 / 100) h = app->scrh * 90 / 100; if (w != app->winw || h != app->winh) winresize(app, w, h); } winrepaint(app); wincursor(app, ARROW); }
void pdfapp_onmouse(pdfapp_t *app, int x, int y, int btn, int modifiers, int state) { pdf_link *link; fz_matrix ctm; fz_point p; p.x = x - app->panx + app->image->x; p.y = y - app->pany + app->image->y; ctm = pdfapp_viewctm(app); ctm = fz_invertmatrix(ctm); p = fz_transformpoint(ctm, p); for (link = app->page->links; link; link = link->next) { if (p.x >= link->rect.x0 && p.x <= link->rect.x1) if (p.y >= link->rect.y0 && p.y <= link->rect.y1) break; } if (link) { wincursor(app, HAND); if (btn == 1 && state == 1) { if (link->kind == PDF_LURI) pdfapp_gotouri(app, link->dest); else if (link->kind == PDF_LGOTO) pdfapp_gotopage(app, link->dest); return; } } else { wincursor(app, ARROW); } if (state == 1) { if (btn == 1 && !app->iscopying) { app->ispanning = 1; app->selx = x; app->sely = y; } if (btn == 3 && !app->ispanning) { kno_clearselect(app); //code change by kakai app->iscopying = 1; app->selx = x; app->sely = y; app->selr.x0 = x; app->selr.x1 = x; app->selr.y0 = y; app->selr.y1 = y; } if (btn == 4 || btn == 5) /* scroll wheel */ { int dir = btn == 4 ? 1 : -1; app->ispanning = app->iscopying = 0; if (modifiers & (1<<2)) { /* zoom in/out if ctrl is pressed */ app->zoom += 0.1 * dir; if (app->zoom > 3.0) app->zoom = 3.0; if (app->zoom < 0.1) app->zoom = 0.1; pdfapp_showpage(app, 0, 1); } else { /* scroll up/down, or left/right if shift is pressed */ int isx = (modifiers & (1<<0)); int xstep = isx ? 20 * dir : 0; int ystep = !isx ? 20 * dir : 0; pdfapp_panview(app, app->panx + xstep, app->pany + ystep); } } } else if (state == -1) { //Code change by Kakai //Hit testing kno_hitdata *hitdata = kno_gethitdata(app, x, y); printf("hit test char is: %c\n", hitdata->ucs); //Code change by Kakai if (app->iscopying) { app->iscopying = 0; app->selr.x0 = MIN(app->selx, x); app->selr.x1 = MAX(app->selx, x); app->selr.y0 = MIN(app->sely, y); app->selr.y1 = MAX(app->sely, y); winrepaint(app); if (app->selr.x0 < app->selr.x1 && app->selr.y0 < app->selr.y1) windocopy(app); } if (app->ispanning) app->ispanning = 0; } else if (app->ispanning) { int newx = app->panx + x - app->selx; int newy = app->pany + y - app->sely; pdfapp_panview(app, newx, newy); app->selx = x; app->sely = y; } else if (app->iscopying) { app->selr.x0 = MIN(app->selx, x); app->selr.x1 = MAX(app->selx, x); app->selr.y0 = MIN(app->sely, y); app->selr.y1 = MAX(app->sely, y); //code change by kakai //IsHighlightable and selection testing int closestx, closesty; closestx = closesty = 0; if (kno_ishighlightable(app, x, y, &closestx, &closesty) == 1) kno_onselect(app); //code change by kakai else { printf("x is %d\n", closestx); printf("y is %d\n", closesty); } //code change by kakai winrepaint(app); } }
static void pdfapp_showpage(pdfapp_t *app, int loadpage, int drawpage) { char buf[256]; fz_error error; fz_device *idev, *tdev, *mdev; fz_displaylist *list; fz_matrix ctm; fz_bbox bbox; fz_obj *obj; if (loadpage) { wincursor(app, WAIT); if (app->page) pdf_droppage(app->page); app->page = nil; //code change by kakai kno_clearselect(app); //code change by kakai pdf_flushxref(app->xref, 0); obj = pdf_getpageobject(app->xref, app->pageno); error = pdf_loadpage(&app->page, app->xref, obj); if (error) pdfapp_error(app, error); sprintf(buf, "%s - %d/%d", app->doctitle, app->pageno, app->pagecount); wintitle(app, buf); } if (drawpage) { wincursor(app, WAIT); ctm = pdfapp_viewctm(app); bbox = fz_roundrect(fz_transformrect(ctm, app->page->mediabox)); list = fz_newdisplaylist(); mdev = fz_newlistdevice(list); error = pdf_runcontentstream(mdev, fz_identity(), app->xref, app->page->resources, app->page->contents); if (error) pdfapp_error(app, error); fz_freedevice(mdev); if (app->image) fz_droppixmap(app->image); app->image = fz_newpixmapwithrect(pdf_devicergb, bbox); fz_clearpixmap(app->image, 0xFF); idev = fz_newdrawdevice(app->cache, app->image); fz_executedisplaylist(list, idev, ctm); fz_freedevice(idev); if (app->text) fz_freetextspan(app->text); app->text = fz_newtextspan(); tdev = fz_newtextdevice(app->text); fz_executedisplaylist(list, tdev, ctm); fz_freedevice(tdev); fz_freedisplaylist(list); //code change by kakai kno_allocselection(app); kno_applyselect(app); //code change by kakai winconvert(app, app->image); } pdfapp_panview(app, app->panx, app->pany); if (app->shrinkwrap) { int w = app->image->w; int h = app->image->h; if (app->winw == w) app->panx = 0; if (app->winh == h) app->pany = 0; if (w > app->scrw * 90 / 100) w = app->scrw * 90 / 100; if (h > app->scrh * 90 / 100) h = app->scrh * 90 / 100; if (w != app->winw || h != app->winh) winresize(app, w, h); } winrepaint(app); wincursor(app, ARROW); }