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authorPerberos <[email protected]>2011-11-07 19:52:18 -0300
committerPerberos <[email protected]>2011-11-07 19:52:18 -0300
commit5ded9cba8563f336939400303d6a841d5089b107 (patch)
treec5676588cff26ba37e12369fe4de24b54e9f6682 /gedit/gedit-print-preview.c
parentf00b3a11a199f9f85a4d46a600f9d14179b37dbf (diff)
downloadpluma-5ded9cba8563f336939400303d6a841d5089b107.tar.bz2
pluma-5ded9cba8563f336939400303d6a841d5089b107.tar.xz
renaming from gedit to pluma
Diffstat (limited to 'gedit/gedit-print-preview.c')
-rwxr-xr-xgedit/gedit-print-preview.c1327
1 files changed, 0 insertions, 1327 deletions
diff --git a/gedit/gedit-print-preview.c b/gedit/gedit-print-preview.c
deleted file mode 100755
index 293a930b..00000000
--- a/gedit/gedit-print-preview.c
+++ /dev/null
@@ -1,1327 +0,0 @@
-/*
- * gedit-print-preview.c
- *
- * Copyright (C) 2008 Paolo Borelli
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-/*
- * Modified by the gedit Team, 1998-2006. See the AUTHORS file for a
- * list of people on the gedit Team.
- * See the ChangeLog files for a list of changes.
- *
- * $Id: gedit-commands-search.c 5931 2007-09-25 20:05:40Z pborelli $
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <math.h>
-#include <stdlib.h>
-#include <glib/gi18n.h>
-#include <gdk/gdkkeysyms.h>
-#include <gtk/gtk.h>
-
-#include <cairo-pdf.h>
-
-#include "gedit-print-preview.h"
-
-#define PRINTER_DPI (72.)
-
-struct _GeditPrintPreviewPrivate
-{
- GtkPrintOperation *operation;
- GtkPrintContext *context;
- GtkPrintOperationPreview *gtk_preview;
-
- GtkWidget *layout;
- GtkWidget *scrolled_window;
-
- GtkToolItem *next;
- GtkToolItem *prev;
- GtkWidget *page_entry;
- GtkWidget *last;
- GtkToolItem *multi;
- GtkToolItem *zoom_one;
- GtkToolItem *zoom_fit;
- GtkToolItem *zoom_in;
- GtkToolItem *zoom_out;
-
- /* real size of the page in inches */
- double paper_w;
- double paper_h;
- double dpi;
-
- double scale;
-
- /* size of the tile of a page (including padding
- * and drop shadow) in pixels */
- gint tile_w;
- gint tile_h;
-
- GtkPageOrientation orientation;
-
- /* multipage support */
- gint rows;
- gint cols;
-
- guint n_pages;
- guint cur_page;
-};
-
-G_DEFINE_TYPE (GeditPrintPreview, gedit_print_preview, GTK_TYPE_VBOX)
-
-static void
-gedit_print_preview_get_property (GObject *object,
- guint prop_id,
- GValue *value,
- GParamSpec *pspec)
-{
- //GeditPrintPreview *preview = GEDIT_PRINT_PREVIEW (object);
-
- switch (prop_id)
- {
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gedit_print_preview_set_property (GObject *object,
- guint prop_id,
- const GValue *value,
- GParamSpec *pspec)
-{
- //GeditPrintPreview *preview = GEDIT_PRINT_PREVIEW (object);
-
- switch (prop_id)
- {
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gedit_print_preview_finalize (GObject *object)
-{
- //GeditPrintPreview *preview = GEDIT_PRINT_PREVIEW (object);
-
- G_OBJECT_CLASS (gedit_print_preview_parent_class)->finalize (object);
-}
-
-static void
-gedit_print_preview_grab_focus (GtkWidget *widget)
-{
- GeditPrintPreview *preview;
-
- preview = GEDIT_PRINT_PREVIEW (widget);
-
- gtk_widget_grab_focus (GTK_WIDGET (preview->priv->layout));
-}
-
-static void
-gedit_print_preview_class_init (GeditPrintPreviewClass *klass)
-{
- GObjectClass *object_class;
- GtkWidgetClass *widget_class;
-
- object_class = G_OBJECT_CLASS (klass);
- widget_class = GTK_WIDGET_CLASS (klass);
-
- object_class->get_property = gedit_print_preview_get_property;
- object_class->set_property = gedit_print_preview_set_property;
- object_class->finalize = gedit_print_preview_finalize;
-
- widget_class->grab_focus = gedit_print_preview_grab_focus;
-
- g_type_class_add_private (object_class, sizeof(GeditPrintPreviewPrivate));
-}
-
-static void
-update_layout_size (GeditPrintPreview *preview)
-{
- GeditPrintPreviewPrivate *priv;
-
- priv = preview->priv;
-
- /* force size of the drawing area to make the scrolled window work */
- gtk_layout_set_size (GTK_LAYOUT (priv->layout),
- priv->tile_w * priv->cols,
- priv->tile_h * priv->rows);
-
- gtk_widget_queue_draw (preview->priv->layout);
-}
-
-static void
-set_rows_and_cols (GeditPrintPreview *preview,
- gint rows,
- gint cols)
-{
- /* TODO: set the zoom appropriately */
-
- preview->priv->rows = rows;
- preview->priv->cols = cols;
- update_layout_size (preview);
-}
-
-/* get the paper size in points: these must be used only
- * after the widget has been mapped and the dpi is known */
-
-static double
-get_paper_width (GeditPrintPreview *preview)
-{
- return preview->priv->paper_w * preview->priv->dpi;
-}
-
-static double
-get_paper_height (GeditPrintPreview *preview)
-{
- return preview->priv->paper_h * preview->priv->dpi;
-}
-
-#define PAGE_PAD 12
-#define PAGE_SHADOW_OFFSET 5
-
-/* The tile size is the size of the area where a page
- * will be drawn including the padding and idependent
- * of the orientation */
-
-/* updates the tile size to the current zoom and page size */
-static void
-update_tile_size (GeditPrintPreview *preview)
-{
- GeditPrintPreviewPrivate *priv;
- gint w, h;
-
- priv = preview->priv;
-
- w = 2 * PAGE_PAD + floor (priv->scale * get_paper_width (preview) + 0.5);
- h = 2 * PAGE_PAD + floor (priv->scale * get_paper_height (preview) + 0.5);
-
- if ((priv->orientation == GTK_PAGE_ORIENTATION_LANDSCAPE) ||
- (priv->orientation == GTK_PAGE_ORIENTATION_REVERSE_LANDSCAPE))
- {
- priv->tile_w = h;
- priv->tile_h = w;
- }
- else
- {
- priv->tile_w = w;
- priv->tile_h = h;
- }
-}
-
-/* Zoom should always be set with one of these two function
- * so that the tile size is properly updated */
-
-static void
-set_zoom_factor (GeditPrintPreview *preview,
- double zoom)
-{
- GeditPrintPreviewPrivate *priv;
-
- priv = preview->priv;
-
- priv->scale = zoom;
-
- update_tile_size (preview);
- update_layout_size (preview);
-}
-
-static void
-set_zoom_fit_to_size (GeditPrintPreview *preview)
-{
- GeditPrintPreviewPrivate *priv;
- double width, height;
- double p_width, p_height;
- double zoomx, zoomy;
-
- priv = preview->priv;
-
- g_object_get (gtk_layout_get_hadjustment (GTK_LAYOUT (priv->layout)),
- "page-size", &width,
- NULL);
- g_object_get (gtk_layout_get_vadjustment (GTK_LAYOUT (priv->layout)),
- "page-size", &height,
- NULL);
-
- width /= priv->cols;
- height /= priv->rows;
-
- if ((priv->orientation == GTK_PAGE_ORIENTATION_LANDSCAPE) ||
- (priv->orientation == GTK_PAGE_ORIENTATION_REVERSE_LANDSCAPE))
- {
- p_width = get_paper_height (preview);
- p_height = get_paper_width (preview);
- }
- else
- {
- p_width = get_paper_width (preview);
- p_height = get_paper_height (preview);
- }
-
- zoomx = MAX (1, width - 2 * PAGE_PAD) / p_width;
- zoomy = MAX (1, height - 2 * PAGE_PAD) / p_height;
-
- if (zoomx <= zoomy)
- {
- priv->tile_w = width;
- priv->tile_h = floor (0.5 + width * (p_height / p_width));
- priv->scale = zoomx;
- }
- else
- {
- priv->tile_w = floor (0.5 + height * (p_width / p_height));
- priv->tile_h = height;
- priv->scale = zoomy;
- }
-
- update_layout_size (preview);
-}
-
-#define ZOOM_IN_FACTOR (1.2)
-#define ZOOM_OUT_FACTOR (1.0 / ZOOM_IN_FACTOR)
-
-static void
-zoom_in (GeditPrintPreview *preview)
-{
- set_zoom_factor (preview,
- preview->priv->scale * ZOOM_IN_FACTOR);
-}
-
-static void
-zoom_out (GeditPrintPreview *preview)
-{
- set_zoom_factor (preview,
- preview->priv->scale * ZOOM_OUT_FACTOR);
-}
-
-static void
-goto_page (GeditPrintPreview *preview, gint page)
-{
- gchar c[32];
-
- g_snprintf (c, 32, "%d", page + 1);
- gtk_entry_set_text (GTK_ENTRY (preview->priv->page_entry), c);
-
- gtk_widget_set_sensitive (GTK_WIDGET (preview->priv->prev),
- (page > 0) && (preview->priv->n_pages > 1));
- gtk_widget_set_sensitive (GTK_WIDGET (preview->priv->next),
- (page != (preview->priv->n_pages - 1)) &&
- (preview->priv->n_pages > 1));
-
- if (page != preview->priv->cur_page)
- {
- preview->priv->cur_page = page;
- if (preview->priv->n_pages > 0)
- gtk_widget_queue_draw (preview->priv->layout);
- }
-}
-
-static void
-prev_button_clicked (GtkWidget *button,
- GeditPrintPreview *preview)
-{
- GdkEvent *event;
- gint page;
-
- event = gtk_get_current_event ();
-
- if (event->button.state & GDK_SHIFT_MASK)
- page = 0;
- else
- page = preview->priv->cur_page - preview->priv->rows * preview->priv->cols;
-
- goto_page (preview, MAX (page, 0));
-
- gdk_event_free (event);
-}
-
-static void
-next_button_clicked (GtkWidget *button,
- GeditPrintPreview *preview)
-{
- GdkEvent *event;
- gint page;
-
- event = gtk_get_current_event ();
-
- if (event->button.state & GDK_SHIFT_MASK)
- page = preview->priv->n_pages - 1;
- else
- page = preview->priv->cur_page + preview->priv->rows * preview->priv->cols;
-
- goto_page (preview, MIN (page, preview->priv->n_pages - 1));
-
- gdk_event_free (event);
-}
-
-static void
-page_entry_activated (GtkEntry *entry,
- GeditPrintPreview *preview)
-{
- const gchar *text;
- gint page;
-
- text = gtk_entry_get_text (entry);
-
- page = CLAMP (atoi (text), 1, preview->priv->n_pages) - 1;
- goto_page (preview, page);
-
- gtk_widget_grab_focus (GTK_WIDGET (preview->priv->layout));
-}
-
-static void
-page_entry_insert_text (GtkEditable *editable,
- const gchar *text,
- gint length,
- gint *position)
-{
- gunichar c;
- const gchar *p;
- const gchar *end;
-
- p = text;
- end = text + length;
-
- while (p != end)
- {
- const gchar *next;
- next = g_utf8_next_char (p);
-
- c = g_utf8_get_char (p);
-
- if (!g_unichar_isdigit (c))
- {
- g_signal_stop_emission_by_name (editable, "insert-text");
- break;
- }
-
- p = next;
- }
-}
-
-static gboolean
-page_entry_focus_out (GtkWidget *widget,
- GdkEventFocus *event,
- GeditPrintPreview *preview)
-{
- const gchar *text;
- gint page;
-
- text = gtk_entry_get_text (GTK_ENTRY (widget));
- page = atoi (text) - 1;
-
- /* Reset the page number only if really needed */
- if (page != preview->priv->cur_page)
- {
- gchar *str;
-
- str = g_strdup_printf ("%d", preview->priv->cur_page + 1);
- gtk_entry_set_text (GTK_ENTRY (widget), str);
- g_free (str);
- }
-
- return FALSE;
-}
-
-static void
-on_1x1_clicked (GtkMenuItem *i, GeditPrintPreview *preview)
-{
- set_rows_and_cols (preview, 1, 1);
-}
-
-static void
-on_1x2_clicked (GtkMenuItem *i, GeditPrintPreview *preview)
-{
- set_rows_and_cols (preview, 1, 2);
-}
-
-static void
-on_2x1_clicked (GtkMenuItem *i, GeditPrintPreview *preview)
-{
- set_rows_and_cols (preview, 2, 1);
-}
-
-static void
-on_2x2_clicked (GtkMenuItem *i, GeditPrintPreview *preview)
-{
- set_rows_and_cols (preview, 2, 2);
-}
-
-static void
-multi_button_clicked (GtkWidget *button,
- GeditPrintPreview *preview)
-{
- GtkWidget *m, *i;
-
- m = gtk_menu_new ();
- gtk_widget_show (m);
- g_signal_connect (m,
- "selection_done",
- G_CALLBACK (gtk_widget_destroy),
- m);
-
- i = gtk_menu_item_new_with_label ("1x1");
- gtk_widget_show (i);
- gtk_menu_attach (GTK_MENU (m), i, 0, 1, 0, 1);
- g_signal_connect (i, "activate", G_CALLBACK (on_1x1_clicked), preview);
-
- i = gtk_menu_item_new_with_label ("2x1");
- gtk_widget_show (i);
- gtk_menu_attach (GTK_MENU (m), i, 0, 1, 1, 2);
- g_signal_connect (i, "activate", G_CALLBACK (on_2x1_clicked), preview);
-
- i = gtk_menu_item_new_with_label ("1x2");
- gtk_widget_show (i);
- gtk_menu_attach (GTK_MENU (m), i, 1, 2, 0, 1);
- g_signal_connect (i, "activate", G_CALLBACK (on_1x2_clicked), preview);
-
- i = gtk_menu_item_new_with_label ("2x2");
- gtk_widget_show (i);
- gtk_menu_attach (GTK_MENU (m), i, 1, 2, 1, 2);
- g_signal_connect (i, "activate", G_CALLBACK (on_2x2_clicked), preview);
-
- gtk_menu_popup (GTK_MENU (m),
- NULL, NULL, NULL, preview, 0,
- GDK_CURRENT_TIME);
-}
-
-static void
-zoom_one_button_clicked (GtkWidget *button,
- GeditPrintPreview *preview)
-{
- set_zoom_factor (preview, 1);
-}
-
-static void
-zoom_fit_button_clicked (GtkWidget *button,
- GeditPrintPreview *preview)
-{
- set_zoom_fit_to_size (preview);
-}
-
-static void
-zoom_in_button_clicked (GtkWidget *button,
- GeditPrintPreview *preview)
-{
- zoom_in (preview);
-}
-
-static void
-zoom_out_button_clicked (GtkWidget *button,
- GeditPrintPreview *preview)
-{
- zoom_out (preview);
-}
-
-static void
-close_button_clicked (GtkWidget *button,
- GeditPrintPreview *preview)
-{
- gtk_widget_destroy (GTK_WIDGET (preview));
-}
-
-static void
-create_bar (GeditPrintPreview *preview)
-{
- GeditPrintPreviewPrivate *priv;
- GtkWidget *toolbar;
- GtkToolItem *i;
- AtkObject *atko;
- GtkWidget *status;
-
- priv = preview->priv;
-
- toolbar = gtk_toolbar_new ();
- gtk_toolbar_set_style (GTK_TOOLBAR (toolbar),
- GTK_TOOLBAR_BOTH_HORIZ);
- gtk_widget_show (toolbar);
- gtk_box_pack_start (GTK_BOX (preview),
- toolbar,
- FALSE, FALSE, 0);
-
- priv->prev = gtk_tool_button_new_from_stock (GTK_STOCK_GO_BACK);
- gtk_tool_button_set_label (GTK_TOOL_BUTTON (priv->prev),
- "P_revious Page");
- gtk_tool_button_set_use_underline (GTK_TOOL_BUTTON (priv->prev), TRUE);
- gtk_tool_item_set_tooltip_text (priv->prev, _("Show the previous page"));
- gtk_toolbar_insert (GTK_TOOLBAR (toolbar), priv->prev, -1);
- g_signal_connect (priv->prev,
- "clicked",
- G_CALLBACK (prev_button_clicked),
- preview);
- gtk_widget_show (GTK_WIDGET (priv->prev));
-
- priv->next = gtk_tool_button_new_from_stock (GTK_STOCK_GO_FORWARD);
- gtk_tool_button_set_label (GTK_TOOL_BUTTON (priv->next),
- "_Next Page");
- gtk_tool_button_set_use_underline (GTK_TOOL_BUTTON (priv->next), TRUE);
- gtk_tool_item_set_tooltip_text (priv->next, _("Show the next page"));
- gtk_toolbar_insert (GTK_TOOLBAR (toolbar), priv->next, -1);
- g_signal_connect (priv->next,
- "clicked",
- G_CALLBACK (next_button_clicked),
- preview);
- gtk_widget_show (GTK_WIDGET (priv->next));
-
- i = gtk_separator_tool_item_new ();
- gtk_widget_show (GTK_WIDGET (i));
- gtk_toolbar_insert (GTK_TOOLBAR (toolbar), i, -1);
-
- status = gtk_hbox_new (FALSE, 4);
- priv->page_entry = gtk_entry_new ();
- gtk_entry_set_width_chars (GTK_ENTRY (priv->page_entry), 3);
- gtk_entry_set_max_length (GTK_ENTRY (priv->page_entry), 6);
- gtk_widget_set_tooltip_text (priv->page_entry, _("Current page (Alt+P)"));
-
- g_signal_connect (priv->page_entry,
- "activate",
- G_CALLBACK (page_entry_activated),
- preview);
- g_signal_connect (priv->page_entry,
- "insert-text",
- G_CALLBACK (page_entry_insert_text),
- NULL);
- g_signal_connect (priv->page_entry,
- "focus-out-event",
- G_CALLBACK (page_entry_focus_out),
- preview);
-
- gtk_box_pack_start (GTK_BOX (status),
- priv->page_entry,
- FALSE, FALSE, 0);
- /* gtk_label_set_mnemonic_widget ((GtkLabel *) l, mp->priv->page_entry); */
-
- /* We are displaying 'XXX of XXX'. */
- gtk_box_pack_start (GTK_BOX (status),
- /* Translators: the "of" from "1 of 19" in print preview. */
- gtk_label_new (_("of")),
- FALSE, FALSE, 0);
-
- priv->last = gtk_label_new ("");
- gtk_box_pack_start (GTK_BOX (status),
- priv->last,
- FALSE, FALSE, 0);
- atko = gtk_widget_get_accessible (priv->last);
- atk_object_set_name (atko, _("Page total"));
- atk_object_set_description (atko, _("The total number of pages in the document"));
-
- gtk_widget_show_all (status);
-
- i = gtk_tool_item_new ();
- gtk_container_add (GTK_CONTAINER (i), status);
- gtk_widget_show (GTK_WIDGET (i));
- gtk_toolbar_insert (GTK_TOOLBAR (toolbar), i, -1);
-
- i = gtk_separator_tool_item_new ();
- gtk_widget_show (GTK_WIDGET (i));
- gtk_toolbar_insert (GTK_TOOLBAR (toolbar), i, -1);
-
- priv->multi = gtk_tool_button_new_from_stock (GTK_STOCK_DND_MULTIPLE);
- gtk_tool_button_set_label (GTK_TOOL_BUTTON (priv->multi),
- "_Show Multiple Pages");
- gtk_tool_button_set_use_underline (GTK_TOOL_BUTTON (priv->multi), TRUE);
- gtk_tool_item_set_tooltip_text (priv->multi, _("Show multiple pages"));
- gtk_toolbar_insert (GTK_TOOLBAR (toolbar), priv->multi, -1);
- g_signal_connect (priv->multi,
- "clicked",
- G_CALLBACK (multi_button_clicked),
- preview);
- gtk_widget_show (GTK_WIDGET (priv->multi));
-
- i = gtk_separator_tool_item_new ();
- gtk_widget_show (GTK_WIDGET (i));
- gtk_toolbar_insert (GTK_TOOLBAR (toolbar), i, -1);
-
- priv->zoom_one = gtk_tool_button_new_from_stock (GTK_STOCK_ZOOM_100);
- gtk_tool_item_set_tooltip_text (priv->zoom_one, _("Zoom 1:1"));
- gtk_toolbar_insert (GTK_TOOLBAR (toolbar), priv->zoom_one, -1);
- g_signal_connect (priv->zoom_one,
- "clicked",
- G_CALLBACK (zoom_one_button_clicked),
- preview);
- gtk_widget_show (GTK_WIDGET (priv->zoom_one));
-
- priv->zoom_fit = gtk_tool_button_new_from_stock (GTK_STOCK_ZOOM_FIT);
- gtk_tool_item_set_tooltip_text (priv->zoom_fit, _("Zoom to fit the whole page"));
- gtk_toolbar_insert (GTK_TOOLBAR (toolbar), priv->zoom_fit, -1);
- g_signal_connect (priv->zoom_fit,
- "clicked",
- G_CALLBACK (zoom_fit_button_clicked),
- preview);
- gtk_widget_show (GTK_WIDGET (priv->zoom_fit));
-
- priv->zoom_in = gtk_tool_button_new_from_stock (GTK_STOCK_ZOOM_IN);
- gtk_tool_item_set_tooltip_text (priv->zoom_in, _("Zoom the page in"));
- gtk_toolbar_insert (GTK_TOOLBAR (toolbar), priv->zoom_in, -1);
- g_signal_connect (priv->zoom_in,
- "clicked",
- G_CALLBACK (zoom_in_button_clicked),
- preview);
- gtk_widget_show (GTK_WIDGET (priv->zoom_in));
-
- priv->zoom_out = gtk_tool_button_new_from_stock (GTK_STOCK_ZOOM_OUT);
- gtk_tool_item_set_tooltip_text (priv->zoom_out, _("Zoom the page out"));
- gtk_toolbar_insert (GTK_TOOLBAR (toolbar), priv->zoom_out, -1);
- g_signal_connect (priv->zoom_out,
- "clicked",
- G_CALLBACK (zoom_out_button_clicked),
- preview);
- gtk_widget_show (GTK_WIDGET (priv->zoom_out));
-
- i = gtk_separator_tool_item_new ();
- gtk_widget_show (GTK_WIDGET (i));
- gtk_toolbar_insert (GTK_TOOLBAR (toolbar), i, -1);
-
- i = gtk_tool_button_new (NULL, _("_Close Preview"));
- gtk_tool_button_set_use_underline (GTK_TOOL_BUTTON (i), TRUE);
- gtk_tool_item_set_is_important (i, TRUE);
- gtk_tool_item_set_tooltip_text (i, _("Close print preview"));
- g_signal_connect (i, "clicked",
- G_CALLBACK (close_button_clicked), preview);
- gtk_widget_show (GTK_WIDGET (i));
- gtk_toolbar_insert (GTK_TOOLBAR (toolbar), i, -1);
-}
-
-static gint
-get_first_page_displayed (GeditPrintPreview *preview)
-{
- GeditPrintPreviewPrivate *priv;
-
- priv = preview->priv;
-
- return priv->cur_page - priv->cur_page % (priv->cols * priv->rows);
-}
-
-/* returns the page number (starting from 0) or -1 if no page */
-static gint
-get_page_at_coords (GeditPrintPreview *preview,
- gint x,
- gint y)
-{
- GeditPrintPreviewPrivate *priv;
- GtkAdjustment *hadj, *vadj;
- gint r, c, pg;
-
- priv = preview->priv;
-
- if (priv->tile_h <= 0 || priv->tile_h <= 0)
- return -1;
-
- hadj = gtk_layout_get_hadjustment (GTK_LAYOUT (priv->layout));
- vadj = gtk_layout_get_vadjustment (GTK_LAYOUT (priv->layout));
-
- x += gtk_adjustment_get_value (hadj);
- y += gtk_adjustment_get_value (vadj);
-
- r = 1 + y / (priv->tile_h);
- c = 1 + x / (priv->tile_w);
-
- if (c > priv->cols)
- return -1;
-
- pg = get_first_page_displayed (preview) - 1;
- pg += (r - 1) * priv->cols + c;
-
- if (pg >= priv->n_pages)
- return -1;
-
- /* FIXME: we could try to be picky and check
- * if we actually are inside the page */
- return pg;
-}
-
-static gboolean
-preview_layout_query_tooltip (GtkWidget *widget,
- gint x,
- gint y,
- gboolean keyboard_tip,
- GtkTooltip *tooltip,
- GeditPrintPreview *preview)
-{
- gint pg;
- gchar *tip;
-
- pg = get_page_at_coords (preview, x, y);
- if (pg < 0)
- return FALSE;
-
- tip = g_strdup_printf (_("Page %d of %d"), pg + 1, preview->priv->n_pages);
- gtk_tooltip_set_text (tooltip, tip);
- g_free (tip);
-
- return TRUE;
-}
-
-static gint
-preview_layout_key_press (GtkWidget *widget,
- GdkEventKey *event,
- GeditPrintPreview *preview)
-{
- GeditPrintPreviewPrivate *priv;
- GtkAdjustment *hadj, *vadj;
- double x, y;
- guint h, w;
- double hlower, hupper, vlower, vupper;
- double hpage, vpage;
- double hstep, vstep;
- gboolean domove = FALSE;
- gboolean ret = TRUE;
-
- priv = preview->priv;
-
- hadj = gtk_layout_get_hadjustment (GTK_LAYOUT (priv->layout));
- vadj = gtk_layout_get_vadjustment (GTK_LAYOUT (priv->layout));
-
- x = gtk_adjustment_get_value (hadj);
- y = gtk_adjustment_get_value (vadj);
-
- g_object_get (hadj,
- "lower", &hlower,
- "upper", &hupper,
- "page-size", &hpage,
- NULL);
- g_object_get (vadj,
- "lower", &vlower,
- "upper", &vupper,
- "page-size", &vpage,
- NULL);
-
- gtk_layout_get_size (GTK_LAYOUT (priv->layout), &w, &h);
-
- hstep = 10;
- vstep = 10;
-
- switch (event->keyval) {
- case '1':
- set_zoom_fit_to_size (preview);
- break;
- case '+':
- case '=':
- case GDK_KP_Add:
- zoom_in (preview);
- break;
- case '-':
- case '_':
- case GDK_KP_Subtract:
- zoom_out (preview);
- break;
- case GDK_KP_Right:
- case GDK_Right:
- if (event->state & GDK_SHIFT_MASK)
- x = hupper - hpage;
- else
- x = MIN (hupper - hpage, x + hstep);
- domove = TRUE;
- break;
- case GDK_KP_Left:
- case GDK_Left:
- if (event->state & GDK_SHIFT_MASK)
- x = hlower;
- else
- x = MAX (hlower, x - hstep);
- domove = TRUE;
- break;
- case GDK_KP_Up:
- case GDK_Up:
- if (event->state & GDK_SHIFT_MASK)
- goto page_up;
- y = MAX (vlower, y - vstep);
- domove = TRUE;
- break;
- case GDK_KP_Down:
- case GDK_Down:
- if (event->state & GDK_SHIFT_MASK)
- goto page_down;
- y = MIN (vupper - vpage, y + vstep);
- domove = TRUE;
- break;
- case GDK_KP_Page_Up:
- case GDK_Page_Up:
- case GDK_Delete:
- case GDK_KP_Delete:
- case GDK_BackSpace:
- page_up:
- if (y <= vlower)
- {
- if (preview->priv->cur_page > 0)
- {
- goto_page (preview, preview->priv->cur_page - 1);
- y = (vupper - vpage);
- }
- }
- else
- {
- y = vlower;
- }
- domove = TRUE;
- break;
- case GDK_KP_Page_Down:
- case GDK_Page_Down:
- case ' ':
- page_down:
- if (y >= (vupper - vpage))
- {
- if (preview->priv->cur_page < preview->priv->n_pages - 1)
- {
- goto_page (preview, preview->priv->cur_page + 1);
- y = vlower;
- }
- }
- else
- {
- y = (vupper - vpage);
- }
- domove = TRUE;
- break;
- case GDK_KP_Home:
- case GDK_Home:
- goto_page (preview, 0);
- y = 0;
- domove = TRUE;
- break;
- case GDK_KP_End:
- case GDK_End:
- goto_page (preview, preview->priv->n_pages - 1);
- y = 0;
- domove = TRUE;
- break;
- case GDK_Escape:
- gtk_widget_destroy (GTK_WIDGET (preview));
- break;
- case 'c':
- if (event->state & GDK_MOD1_MASK)
- {
- gtk_widget_destroy (GTK_WIDGET (preview));
- }
- break;
- case 'p':
- if (event->state & GDK_MOD1_MASK)
- {
- gtk_widget_grab_focus (preview->priv->page_entry);
- }
- break;
- default:
- /* by default do not stop the default handler */
- ret = FALSE;
- }
-
- if (domove)
- {
- gtk_adjustment_set_value (hadj, x);
- gtk_adjustment_set_value (vadj, y);
-
- gtk_adjustment_value_changed (hadj);
- gtk_adjustment_value_changed (vadj);
- }
-
- return ret;
-}
-
-static void
-create_preview_layout (GeditPrintPreview *preview)
-{
- GeditPrintPreviewPrivate *priv;
- AtkObject *atko;
-
- priv = preview->priv;
-
- priv->layout = gtk_layout_new (NULL, NULL);
-// gtk_widget_set_double_buffered (priv->layout, FALSE);
-
- atko = gtk_widget_get_accessible (GTK_WIDGET (priv->layout));
- atk_object_set_name (atko, _("Page Preview"));
- atk_object_set_description (atko, _("The preview of a page in the document to be printed"));
-
- gtk_widget_add_events (priv->layout,
- GDK_POINTER_MOTION_MASK |
- GDK_BUTTON_PRESS_MASK |
- GDK_KEY_PRESS_MASK);
-
- GTK_WIDGET_SET_FLAGS (priv->layout, GTK_CAN_FOCUS);
-
- g_signal_connect (priv->layout,
- "key-press-event",
- G_CALLBACK (preview_layout_key_press),
- preview);
-
- g_object_set (priv->layout, "has-tooltip", TRUE, NULL);
- g_signal_connect (priv->layout,
- "query-tooltip",
- G_CALLBACK (preview_layout_query_tooltip),
- preview);
-
- priv->scrolled_window = gtk_scrolled_window_new (NULL, NULL);
- gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->scrolled_window),
- GTK_POLICY_AUTOMATIC,
- GTK_POLICY_AUTOMATIC);
-
- gtk_container_add (GTK_CONTAINER (priv->scrolled_window), priv->layout);
- gtk_box_pack_end (GTK_BOX (preview),
- priv->scrolled_window,
- TRUE, TRUE, 0);
-
- gtk_widget_show_all (GTK_WIDGET (priv->scrolled_window));
- gtk_widget_grab_focus (GTK_WIDGET (priv->layout));
-}
-
-static void
-gedit_print_preview_init (GeditPrintPreview *preview)
-{
- GeditPrintPreviewPrivate *priv;
-
- priv = G_TYPE_INSTANCE_GET_PRIVATE (preview,
- GEDIT_TYPE_PRINT_PREVIEW,
- GeditPrintPreviewPrivate);
-
- preview->priv = priv;
-
- priv->operation = NULL;
- priv->context = NULL;
- priv->gtk_preview = NULL;
-
- create_bar (preview);
- create_preview_layout (preview);
-
- // FIXME
- priv->cur_page = 0;
- priv->paper_w = 0;
- priv->paper_h = 0;
- priv->dpi = PRINTER_DPI;
- priv->scale = 1.0;
- priv->rows = 1;
- priv->cols = 1;
-}
-
-static void
-draw_page_content (cairo_t *cr,
- gint page_number,
- GeditPrintPreview *preview)
-{
- /* scale to the desired size */
- cairo_scale (cr, preview->priv->scale, preview->priv->scale);
-
- /* rotate acording to page orientation if needed */
- if ((preview->priv->orientation == GTK_PAGE_ORIENTATION_LANDSCAPE) ||
- (preview->priv->orientation == GTK_PAGE_ORIENTATION_REVERSE_LANDSCAPE))
- {
- cairo_matrix_t matrix;
-
- cairo_matrix_init (&matrix,
- 0, -1,
- 1, 0,
- 0, get_paper_width (preview));
- cairo_transform (cr, &matrix);
- }
-
- gtk_print_context_set_cairo_context (preview->priv->context,
- cr,
- preview->priv->dpi,
- preview->priv->dpi);
-
- gtk_print_operation_preview_render_page (preview->priv->gtk_preview,
- page_number);
-}
-
-/* For the frame, we scale and rotate manually, since
- * the line width should not depend on the zoom and
- * the drop shadow should be on the bottom right no matter
- * the orientation */
-static void
-draw_page_frame (cairo_t *cr,
- GeditPrintPreview *preview)
-{
- double w, h;
-
- w = get_paper_width (preview);
- h = get_paper_height (preview);
-
- if ((preview->priv->orientation == GTK_PAGE_ORIENTATION_LANDSCAPE) ||
- (preview->priv->orientation == GTK_PAGE_ORIENTATION_REVERSE_LANDSCAPE))
- {
- double tmp;
-
- tmp = w;
- w = h;
- h = tmp;
- }
-
- w *= preview->priv->scale;
- h *= preview->priv->scale;
-
- /* drop shadow */
- cairo_set_source_rgb (cr, 0, 0, 0);
- cairo_rectangle (cr,
- PAGE_SHADOW_OFFSET, PAGE_SHADOW_OFFSET,
- w, h);
- cairo_fill (cr);
-
- /* page frame */
- cairo_set_source_rgb (cr, 1, 1, 1);
- cairo_rectangle (cr,
- 0, 0,
- w, h);
- cairo_fill_preserve (cr);
- cairo_set_source_rgb (cr, 0, 0, 0);
- cairo_set_line_width (cr, 1);
- cairo_stroke (cr);
-}
-
-static void
-draw_page (cairo_t *cr,
- double x,
- double y,
- gint page_number,
- GeditPrintPreview *preview)
-{
- cairo_save (cr);
-
- /* move to the page top left corner */
- cairo_translate (cr, x + PAGE_PAD, y + PAGE_PAD);
-
- draw_page_frame (cr, preview);
- draw_page_content (cr, page_number, preview);
-
- cairo_restore (cr);
-}
-
-static gboolean
-preview_expose (GtkWidget *widget,
- GdkEventExpose *event,
- GeditPrintPreview *preview)
-{
- GeditPrintPreviewPrivate *priv;
- GdkWindow *bin_window;
- cairo_t *cr;
- gint pg;
- gint i, j;
-
- priv = preview->priv;
-
- bin_window = gtk_layout_get_bin_window (GTK_LAYOUT (priv->layout));
- if (event->window != bin_window)
- return FALSE;
-
- cr = gdk_cairo_create (bin_window);
-
- gdk_cairo_rectangle (cr, &event->area);
- cairo_clip (cr);
-
- /* get the first page to display */
- pg = get_first_page_displayed (preview);
-
- for (i = 0; i < priv->cols; ++i)
- {
- for (j = 0; j < priv->rows; ++j)
- {
- if (!gtk_print_operation_preview_is_selected (priv->gtk_preview,
- pg))
- {
- continue;
- }
-
- if (pg == priv->n_pages)
- break;
-
- draw_page (cr,
- j * priv->tile_w,
- i * priv->tile_h,
- pg,
- preview);
-
- ++pg;
- }
- }
- cairo_destroy (cr);
-
- return TRUE;
-}
-
-static double
-get_screen_dpi (GeditPrintPreview *preview)
-{
- GdkScreen *screen;
- double dpi;
-
- screen = gtk_widget_get_screen (GTK_WIDGET (preview));
-
- dpi = gdk_screen_get_resolution (screen);
- if (dpi < 30. || 600. < dpi)
- {
- g_warning ("Invalid the x-resolution for the screen, assuming 96dpi");
- dpi = 96.;
- }
-
- return dpi;
-}
-
-static void
-set_n_pages (GeditPrintPreview *preview,
- gint n_pages)
-{
- gchar *str;
-
- preview->priv->n_pages = n_pages;
-
- // FIXME: count the visible pages
-
- str = g_strdup_printf ("%d", n_pages);
- gtk_label_set_markup (GTK_LABEL (preview->priv->last), str);
- g_free (str);
-}
-
-static void
-preview_ready (GtkPrintOperationPreview *gtk_preview,
- GtkPrintContext *context,
- GeditPrintPreview *preview)
-{
- gint n_pages;
-
- g_object_get (preview->priv->operation, "n-pages", &n_pages, NULL);
- set_n_pages (preview, n_pages);
- goto_page (preview, 0);
-
- /* figure out the dpi */
- preview->priv->dpi = get_screen_dpi (preview);
-
- set_zoom_factor (preview, 1.0);
-
- /* let the default gtklayout handler clear the background */
- g_signal_connect_after (preview->priv->layout,
- "expose-event",
- G_CALLBACK (preview_expose),
- preview);
-
- gtk_widget_queue_draw (preview->priv->layout);
-}
-
-static void
-update_paper_size (GeditPrintPreview *preview,
- GtkPageSetup *page_setup)
-{
- GtkPaperSize *paper_size;
-
- paper_size = gtk_page_setup_get_paper_size (page_setup);
-
- preview->priv->paper_w = gtk_paper_size_get_width (paper_size, GTK_UNIT_INCH);
- preview->priv->paper_h = gtk_paper_size_get_height (paper_size, GTK_UNIT_INCH);
-
- preview->priv->orientation = gtk_page_setup_get_orientation (page_setup);
-}
-
-static void
-preview_got_page_size (GtkPrintOperationPreview *gtk_preview,
- GtkPrintContext *context,
- GtkPageSetup *page_setup,
- GeditPrintPreview *preview)
-{
- update_paper_size (preview, page_setup);
-}
-
-/* HACK: we need a dummy surface to paginate... can we use something simpler? */
-
-static cairo_status_t
-dummy_write_func (G_GNUC_UNUSED gpointer closure,
- G_GNUC_UNUSED const guchar *data,
- G_GNUC_UNUSED guint length)
-{
- return CAIRO_STATUS_SUCCESS;
-}
-
-#define PRINTER_DPI (72.)
-
-static cairo_surface_t *
-create_preview_surface_platform (GtkPaperSize *paper_size,
- double *dpi_x,
- double *dpi_y)
-{
- double width, height;
- cairo_surface_t *sf;
-
- width = gtk_paper_size_get_width (paper_size, GTK_UNIT_POINTS);
- height = gtk_paper_size_get_height (paper_size, GTK_UNIT_POINTS);
-
- *dpi_x = *dpi_y = PRINTER_DPI;
-
- sf = cairo_pdf_surface_create_for_stream (dummy_write_func, NULL,
- width, height);
- return sf;
-}
-
-static cairo_surface_t *
-create_preview_surface (GeditPrintPreview *preview,
- double *dpi_x,
- double *dpi_y)
-{
- GtkPageSetup *page_setup;
- GtkPaperSize *paper_size;
-
- page_setup = gtk_print_context_get_page_setup (preview->priv->context);
- /* gtk_page_setup_get_paper_size swaps width and height for landscape */
- paper_size = gtk_page_setup_get_paper_size (page_setup);
-
- return create_preview_surface_platform (paper_size, dpi_x, dpi_y);
-}
-
-GtkWidget *
-gedit_print_preview_new (GtkPrintOperation *op,
- GtkPrintOperationPreview *gtk_preview,
- GtkPrintContext *context)
-{
- GeditPrintPreview *preview;
- GtkPageSetup *page_setup;
- cairo_surface_t *surface;
- cairo_t *cr;
- double dpi_x, dpi_y;
-
- g_return_val_if_fail (GTK_IS_PRINT_OPERATION (op), NULL);
- g_return_val_if_fail (GTK_IS_PRINT_OPERATION_PREVIEW (gtk_preview), NULL);
-
- preview = g_object_new (GEDIT_TYPE_PRINT_PREVIEW, NULL);
-
- preview->priv->operation = g_object_ref (op);
- preview->priv->gtk_preview = g_object_ref (gtk_preview);
- preview->priv->context = g_object_ref (context);
-
- /* FIXME: is this legal?? */
- gtk_print_operation_set_unit (op, GTK_UNIT_POINTS);
-
- g_signal_connect (gtk_preview, "ready",
- G_CALLBACK (preview_ready), preview);
- g_signal_connect (gtk_preview, "got-page-size",
- G_CALLBACK (preview_got_page_size), preview);
-
- page_setup = gtk_print_context_get_page_setup (preview->priv->context);
- update_paper_size (preview, page_setup);
-
- /* FIXME: we need a cr to paginate... but we can't get the drawing
- * area surface because it's not there yet... for now I create
- * a dummy pdf surface */
-
- surface = create_preview_surface (preview, &dpi_x, &dpi_y);
- cr = cairo_create (surface);
- gtk_print_context_set_cairo_context (context, cr, dpi_x, dpi_y);
- cairo_destroy (cr);
- cairo_surface_destroy (surface);
-
- return GTK_WIDGET (preview);
-}
-