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-rw-r--r--ps/ps-document.c236
1 files changed, 118 insertions, 118 deletions
diff --git a/ps/ps-document.c b/ps/ps-document.c
index a75b821..d7995f7 100644
--- a/ps/ps-document.c
+++ b/ps/ps-document.c
@@ -112,11 +112,8 @@ ps_document_init (PSDocument *gs)
{
gs->bpixmap = NULL;
- gs->current_page = 0;
gs->interpreter_pid = -1;
- gs->width = -1;
- gs->height = -1;
gs->busy = FALSE;
gs->gs_filename = 0;
gs->gs_filename_unc = 0;
@@ -143,8 +140,6 @@ ps_document_init (PSDocument *gs)
gs->bytes_left = 0;
gs->buffer_bytes_left = 0;
- gs->zoom_factor = 1.0;
-
gs->gs_status = _("No document loaded.");
pixbuf_cond = g_cond_new ();
@@ -212,12 +207,13 @@ push_pixbuf (PSDocument *gs)
{
GdkColormap *cmap;
GdkPixbuf *pixbuf;
+ int width, height;
cmap = gdk_window_get_colormap (gs->pstarget);
-
+ gdk_drawable_get_size (gs->bpixmap, &width, &height);
pixbuf = gdk_pixbuf_get_from_drawable (NULL, gs->bpixmap, cmap,
0, 0, 0, 0,
- gs->width, gs->height);
+ width, height);
g_mutex_lock (pixbuf_mutex);
current_pixbuf = pixbuf;
g_cond_signal (pixbuf_cond);
@@ -266,7 +262,6 @@ ps_document_cleanup (PSDocument *gs)
gs->gs_filename_unc = NULL;
}
- gs->current_page = 0;
gs->loaded = FALSE;
}
@@ -365,31 +360,107 @@ get_ydpi (PSDocument *gs)
}
static void
-setup_pixmap (PSDocument *gs)
+setup_pixmap (PSDocument *gs, int page, double scale)
{
GdkGC *fill;
GdkColor white = { 0, 0xFFFF, 0xFFFF, 0xFFFF }; /* pixel, r, g, b */
GdkColormap *colormap;
+ double width, height;
+ int pixmap_width, pixmap_height;
- LOG ("Create our internal pixmap");
+ ev_document_get_page_size (EV_DOCUMENT (gs), page, &width, &height);
+ pixmap_width = floor (width * scale);
+ pixmap_height = floor (height * scale);
+
+ g_print ("%f %f %f %d %d\n", width, height, scale, pixmap_width, pixmap_height);
if(gs->bpixmap) {
- gdk_drawable_unref(gs->bpixmap);
+ int w, h;
+
+ gdk_drawable_get_size (gs->bpixmap, &w, &h);
+
+ if (pixmap_width != w || h != pixmap_height) {
+ gdk_drawable_unref (gs->bpixmap);
+ gs->bpixmap = NULL;
+ stop_interpreter (gs);
+ }
}
- fill = gdk_gc_new (gs->pstarget);
- colormap = gdk_drawable_get_colormap (gs->pstarget);
- gdk_color_alloc (colormap, &white);
- gdk_gc_set_foreground (fill, &white);
- gs->bpixmap = gdk_pixmap_new (gs->pstarget, gs->width, gs->height, -1);
- gdk_draw_rectangle (gs->bpixmap, fill, TRUE,
- 0, 0, gs->width, gs->height);
+ if (!gs->bpixmap) {
+ LOG ("Create pixmap");
+
+ fill = gdk_gc_new (gs->pstarget);
+ colormap = gdk_drawable_get_colormap (gs->pstarget);
+ gdk_color_alloc (colormap, &white);
+ gdk_gc_set_foreground (fill, &white);
+ gs->bpixmap = gdk_pixmap_new (gs->pstarget, pixmap_width,
+ pixmap_height, -1);
+ gdk_draw_rectangle (gs->bpixmap, fill, TRUE,
+ 0, 0, pixmap_width, pixmap_height);
+ }
}
static void
-setup_page (PSDocument *gs, double scale)
+get_page_box (PSDocument *gs, int page, int *urx, int *ury, int *llx, int *lly)
+{
+ GtkGSPaperSize *paper_sizes = gtk_gs_defaults_get_paper_sizes ();
+
+ g_return_if_fail (PS_IS_DOCUMENT (gs));
+ g_return_if_fail (gs->doc != NULL);
+ g_return_if_fail (page >= 0);
+
+ if (gs->doc->pages && gs->doc->pages[page].size) {
+ int page_size;
+
+ page_size = gs->doc->pages[page].size - gs->doc->size;
+ *llx = *lly = 0;
+ *urx = gs->doc->size[page_size].width;
+ *ury = gs->doc->size[page_size].height;
+ } else if (gs->doc->pages &&
+ (gs->doc->pages[page].boundingbox[URX] >
+ gs->doc->pages[page].boundingbox[LLX]) &&
+ (gs->doc->pages[page].boundingbox[URY] >
+ gs->doc->pages[page].boundingbox[LLY])) {
+ *llx = gs->doc->pages[page].boundingbox[LLX];
+ *lly = gs->doc->pages[page].boundingbox[LLY];
+ *urx = gs->doc->pages[page].boundingbox[URX];
+ *ury = gs->doc->pages[page].boundingbox[URY];
+ } else if ((gs->doc->boundingbox[URX] > gs->doc->boundingbox[LLX]) &&
+ (gs->doc->boundingbox[URY] > gs->doc->boundingbox[LLY])) {
+ *llx = gs->doc->boundingbox[LLX];
+ *lly = gs->doc->boundingbox[LLY];
+ *urx = gs->doc->boundingbox[URX];
+ *ury = gs->doc->boundingbox[URY];
+ } else {
+ /* Fallback to A4 */
+ *llx = *lly = 0;
+ *urx = paper_sizes[12].width;
+ *ury = paper_sizes[12].height;
+ }
+}
+
+static int
+get_page_orientation (PSDocument *gs, int page)
+{
+ int orientation;
+
+ orientation = GTK_GS_ORIENTATION_NONE;
+
+ if (gs->structured_doc) {
+ orientation = gs->doc->pages[page].orientation;
+ }
+ if (orientation == GTK_GS_ORIENTATION_NONE) {
+ orientation = GTK_GS_ORIENTATION_PORTRAIT;
+ }
+
+ return orientation;
+}
+
+static void
+setup_page (PSDocument *gs, int page, double scale)
{
char buf[1024];
+ int urx, ury, llx, lly, orientation;
#ifdef HAVE_LOCALE_H
char *savelocale;
#endif
@@ -403,9 +474,11 @@ setup_page (PSDocument *gs, double scale)
*/
savelocale = setlocale (LC_NUMERIC, "C");
#endif
+ get_page_box (gs, page, &urx, &ury, &llx, &lly);
+ orientation = get_page_orientation (gs, page);
g_snprintf (buf, 1024, "%ld %d %d %d %d %d %f %f %d %d %d %d",
- 0L, gs->orientation * 90, gs->llx, gs->lly, gs->urx, gs->ury,
+ 0L, orientation * 90, llx, lly, urx, ury,
get_xdpi (gs) * scale,
get_ydpi (gs) * scale,
0, 0, 0, 0);
@@ -864,91 +937,6 @@ check_filecompressed(PSDocument * gs)
return filename_unc;
}
-static void
-compute_dimensions (PSDocument *gs, int page)
-{
- GtkGSPaperSize *paper_sizes = gtk_gs_defaults_get_paper_sizes ();
- int urx, ury, llx, lly;
- int width, height;
- int orientation;
-
- g_return_if_fail (PS_IS_DOCUMENT (gs));
- g_return_if_fail (gs->doc != NULL);
- g_return_if_fail (page >= 0);
- g_return_if_fail (gs->doc->numpages > page);
-
- orientation = GTK_GS_ORIENTATION_NONE;
- if (gs->structured_doc) {
- orientation = gs->doc->pages[gs->current_page].orientation;
- }
- if (orientation == GTK_GS_ORIENTATION_NONE) {
- orientation = GTK_GS_ORIENTATION_PORTRAIT;
- }
-
- if (gs->doc->pages && gs->doc->pages[page].size) {
- int page_size;
-
- page_size = gs->doc->pages[page].size - gs->doc->size;
- llx = lly = 0;
- urx = gs->doc->size[page_size].width;
- ury = gs->doc->size[page_size].height;
- } else if (gs->doc->pages &&
- (gs->doc->pages[page].boundingbox[URX] >
- gs->doc->pages[page].boundingbox[LLX]) &&
- (gs->doc->pages[page].boundingbox[URY] >
- gs->doc->pages[page].boundingbox[LLY])) {
- llx = gs->doc->pages[page].boundingbox[LLX];
- lly = gs->doc->pages[page].boundingbox[LLY];
- urx = gs->doc->pages[page].boundingbox[URX];
- ury = gs->doc->pages[page].boundingbox[URY];
- } else if ((gs->doc->boundingbox[URX] > gs->doc->boundingbox[LLX]) &&
- (gs->doc->boundingbox[URY] > gs->doc->boundingbox[LLY])) {
- llx = gs->doc->boundingbox[LLX];
- lly = gs->doc->boundingbox[LLY];
- urx = gs->doc->boundingbox[URX];
- ury = gs->doc->boundingbox[URY];
- } else {
- /* Fallback to A4 */
- llx = lly = 0;
- urx = paper_sizes[12].width;
- ury = paper_sizes[12].height;
- }
-
- switch (orientation) {
- case GTK_GS_ORIENTATION_PORTRAIT:
- case GTK_GS_ORIENTATION_UPSIDEDOWN:
- width = (urx - llx) / 72.0 * get_xdpi (gs) + 0.5;
- height = (ury - lly) / 72.0 * get_ydpi (gs) + 0.5;
- break;
- case GTK_GS_ORIENTATION_LANDSCAPE:
- case GTK_GS_ORIENTATION_SEASCAPE:
- width = (ury - lly) / 72.0 * get_xdpi (gs) + 0.5;
- height = (urx - llx) / 72.0 * get_ydpi (gs) + 0.5;
- break;
- default:
- width = height = 0;
- g_assert_not_reached ();
- break;
- }
-
- width = width * gs->zoom_factor;
- height = height * gs->zoom_factor;
-
- if (llx != gs->llx || lly != gs->lly ||
- urx != gs->urx || ury != gs->ury ||
- gs->width != width || gs->height != height ||
- orientation != gs->orientation) {
- gs->llx = llx;
- gs->lly = lly;
- gs->urx = urx;
- gs->ury = ury;
- gs->width = width;
- gs->height = height;
- gs->orientation = orientation;
- gs->changed = TRUE;
- }
-}
-
static gint
ps_document_enable_interpreter(PSDocument * gs)
{
@@ -1018,7 +1006,6 @@ document_load(PSDocument * gs, const gchar * fname)
/* prepare this document */
gs->structured_doc = FALSE;
gs->send_filename_to_gs = TRUE;
- gs->current_page = 0;
gs->loaded = FALSE;
if(*fname == '/') {
/* an absolute path */
@@ -1079,7 +1066,6 @@ document_load(PSDocument * gs, const gchar * fname)
}
}
gs->loaded = TRUE;
- compute_dimensions (gs, gs->current_page);
gs->gs_status = _("Document loaded.");
@@ -1213,18 +1199,36 @@ ps_document_get_page_size (EvDocument *document,
double *width,
double *height)
{
- /* Post script documents never vary in size */
-
PSDocument *gs = PS_DOCUMENT (document);
+ int w, h;
+ int urx, ury, llx, lly, orientation;
- compute_dimensions (gs, page);
+ get_page_box (PS_DOCUMENT (document), page, &urx, &ury, &llx, &lly);
+ orientation = get_page_orientation (PS_DOCUMENT (document), page);
+
+ switch (orientation) {
+ case GTK_GS_ORIENTATION_PORTRAIT:
+ case GTK_GS_ORIENTATION_UPSIDEDOWN:
+ w = (urx - llx) / 72.0 * get_xdpi (gs) + 0.5;
+ h = (ury - lly) / 72.0 * get_ydpi (gs) + 0.5;
+ break;
+ case GTK_GS_ORIENTATION_LANDSCAPE:
+ case GTK_GS_ORIENTATION_SEASCAPE:
+ w = (ury - lly) / 72.0 * get_xdpi (gs) + 0.5;
+ h = (urx - llx) / 72.0 * get_ydpi (gs) + 0.5;
+ break;
+ default:
+ w = h = 0;
+ g_assert_not_reached ();
+ break;
+ }
if (width) {
- *width = gs->width;
+ *width = w;
}
if (height) {
- *height = gs->height;
+ *height = h;
}
}
@@ -1254,12 +1258,8 @@ render_pixbuf_idle (PSRenderJob *job)
gs);
}
- if (gs->changed) {
- stop_interpreter (gs);
- setup_pixmap (gs);
- setup_page (gs, job->scale);
- gs->changed = FALSE;
- }
+ setup_pixmap (gs, job->page, job->scale);
+ setup_page (gs, job->page, job->scale);
render_page (gs, job->page);
generated by cgit v0.9.1 at 2024-04-24 10:56:23 (GMT)