+++ /dev/null
-/*
- * Copyright (C) 2018 The Geeqie Team
- *
- * Author: Colin Clark
- *
- * 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.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#include "main.h"
-#include "print.h"
-
-#include "filedata.h"
-#include "image-load.h"
-#include "ui_misc.h"
-#include "ui_fileops.h"
-
-#define PRINT_SETTINGS "print_settings" // filename save printer settings
-#define PAGE_SETUP "page_setup" // filename save page setup
-
-/* method to use when scaling down image data */
-#define PRINT_MAX_INTERP GDK_INTERP_HYPER
-
-typedef enum {
- TEXT_INFO_FILENAME = 1 << 0,
- TEXT_INFO_FILEDATE = 1 << 1,
- TEXT_INFO_FILESIZE = 1 << 2,
- TEXT_INFO_DIMENSIONS = 1 << 3,
- TEXT_INFO_FILEPATH = 1 << 4
-} TextInfo;
-
-typedef struct _PrintWindow PrintWindow;
-struct _PrintWindow
-{
- GtkWidget *vbox;
- GList *source_selection;
-
- TextInfo text_fields;
- gint job_page;
- ImageLoader *job_loader;
-
- GList *print_pixbuf_queue;
- gboolean job_render_finished;
-};
-
-static gint print_layout_page_count(PrintWindow *pw)
-{
- gint images;
-
- images = g_list_length(pw->source_selection);
-
- if (images < 1 ) return 0;
-
- return images;
-}
-
-static gboolean print_job_render_image(PrintWindow *pw);
-
-static void print_job_render_image_loader_done(ImageLoader *il, gpointer data)
-{
- PrintWindow *pw = data;
- GdkPixbuf *pixbuf;
-
- pixbuf = image_loader_get_pixbuf(il);
-
- g_object_ref(pixbuf);
- pw->print_pixbuf_queue = g_list_append(pw->print_pixbuf_queue, pixbuf);
-
- image_loader_free(pw->job_loader);
- pw->job_loader = NULL;
-
- pw->job_page++;
-
- if (!print_job_render_image(pw))
- {
- pw->job_render_finished = TRUE;
- }
-}
-
-static gboolean print_job_render_image(PrintWindow *pw)
-{
- FileData *fd = NULL;
-
- fd = g_list_nth_data(pw->source_selection, pw->job_page);
- if (!fd) return FALSE;
-
- image_loader_free(pw->job_loader);
- pw->job_loader = NULL;
-
- pw->job_loader = image_loader_new(fd);
- g_signal_connect(G_OBJECT(pw->job_loader), "done",
- (GCallback)print_job_render_image_loader_done, pw);
-
- if (!image_loader_start(pw->job_loader))
- {
- image_loader_free(pw->job_loader);
- pw->job_loader= NULL;
- }
-
- return TRUE;
-}
-
-static void print_text_field_set(PrintWindow *pw, TextInfo field, gboolean active)
-{
- if (active)
- {
- pw->text_fields |= field;
- }
- else
- {
- pw->text_fields &= ~field;
- }
-}
-
-static void print_text_cb_name(GtkWidget *widget, gpointer data)
-{
- PrintWindow *pw = data;
- gboolean active;
-
- active = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
- print_text_field_set(pw, TEXT_INFO_FILENAME, active);
-}
-
-static void print_text_cb_path(GtkWidget *widget, gpointer data)
-{
- PrintWindow *pw = data;
- gboolean active;
-
- active = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
- print_text_field_set(pw, TEXT_INFO_FILEPATH, active);
-}
-
-static void print_text_cb_date(GtkWidget *widget, gpointer data)
-{
- PrintWindow *pw = data;
- gboolean active;
-
- active = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
- print_text_field_set(pw, TEXT_INFO_FILEDATE, active);
-}
-
-static void print_text_cb_size(GtkWidget *widget, gpointer data)
-{
- PrintWindow *pw = data;
- gboolean active;
-
- active = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
- print_text_field_set(pw, TEXT_INFO_FILESIZE, active);
-}
-
-static void print_text_cb_dims(GtkWidget *widget, gpointer data)
-{
- PrintWindow *pw = data;
- gboolean active;
-
- active = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
- print_text_field_set(pw, TEXT_INFO_DIMENSIONS, active);
-}
-
-static void print_set_font_cb(GtkWidget *widget, gpointer data)
-{
-#if GTK_CHECK_VERSION(3,4,0)
- GtkWidget *dialog;
- char *font;
- PangoFontDescription *font_desc;
-
- dialog = gtk_font_chooser_dialog_new("Printer Font", GTK_WINDOW(gtk_widget_get_toplevel(widget)));
- gtk_font_chooser_set_font(GTK_FONT_CHOOSER(dialog), options->printer.font);
-
- if (gtk_dialog_run(GTK_DIALOG(dialog)) != GTK_RESPONSE_CANCEL)
- {
- font_desc = gtk_font_chooser_get_font_desc(GTK_FONT_CHOOSER(dialog));
- font = pango_font_description_to_string(font_desc);
- g_free(options->printer.font);
- options->printer.font = g_strdup(font);
- g_free(font);
- }
-
- gtk_widget_destroy(dialog);
-#else
- const char *font;
-
- font = gtk_font_button_get_font_name(GTK_FONT_BUTTON(widget));
- options->printer.font = g_strdup(font);
-#endif
-}
-
-static void print_text_menu(GtkWidget *box, PrintWindow *pw)
-{
- GtkWidget *group;
- GtkWidget *hbox;
- GtkWidget *button;
-
- group = pref_group_new(box, FALSE, _("Show"), GTK_ORIENTATION_VERTICAL);
-
- pref_checkbox_new(group, _("Name"), (pw->text_fields & TEXT_INFO_FILENAME),
- G_CALLBACK(print_text_cb_name), pw);
- pref_checkbox_new(group, _("Path"), (pw->text_fields & TEXT_INFO_FILEPATH),
- G_CALLBACK(print_text_cb_path), pw);
- pref_checkbox_new(group, _("Date"), (pw->text_fields & TEXT_INFO_FILEDATE),
- G_CALLBACK(print_text_cb_date), pw);
- pref_checkbox_new(group, _("Size"), (pw->text_fields & TEXT_INFO_FILESIZE),
- G_CALLBACK(print_text_cb_size), pw);
- pref_checkbox_new(group, _("Dimensions"), (pw->text_fields & TEXT_INFO_DIMENSIONS),
- G_CALLBACK(print_text_cb_dims), pw);
-
- group = pref_group_new(box, FALSE, _("Font"), GTK_ORIENTATION_VERTICAL);
-
- hbox = pref_box_new(group, FALSE, GTK_ORIENTATION_HORIZONTAL, PREF_PAD_BUTTON_GAP);
-
-#if GTK_CHECK_VERSION(3,4,0)
- button = pref_button_new(NULL, GTK_STOCK_SELECT_FONT, _("Font"), FALSE,
- G_CALLBACK(print_set_font_cb), pw);
-#else
- button = gtk_font_button_new();
- gtk_font_button_set_title(GTK_FONT_BUTTON(button), "Printer Font");
- gtk_font_button_set_font_name(GTK_FONT_BUTTON(button), options->printer.font);
- g_signal_connect(G_OBJECT(button), "font-set",
- G_CALLBACK(print_set_font_cb),NULL);
-#endif
- gtk_box_pack_start(GTK_BOX(hbox), button, FALSE, FALSE, 0);
- gtk_widget_show(button);
-}
-
-static gboolean paginate_cb(GtkPrintOperation *operation,
- GtkPrintContext *context,
- gpointer data)
-{
- PrintWindow *pw = data;
-
- if (pw->job_render_finished)
- {
- return TRUE;
- }
- else
- {
- return FALSE;
- }
-}
-
-/* Returns the "depth" of a layout, that is the distance from the
- * top of the layout to the baseline of the first line in the
- * layout. */
-int get_layout_depth(PangoLayout *layout)
-{
- PangoLayoutLine *layout_line = pango_layout_get_line(layout,0);
- PangoRectangle rect;
-
- pango_layout_line_get_extents(layout_line, NULL, &rect);
-
- return PANGO_ASCENT(rect);
-}
-
-static void draw_page(GtkPrintOperation *operation, GtkPrintContext *context,
- gint page_nr, gpointer data)
-{
- FileData *fd;
- PrintWindow *pw = data;
- cairo_t *cr;
- gdouble width, height;
- gdouble width_pixbuf_image, height_pixbuf_image;
- gdouble width_offset;
- gdouble height_offset;
- GdkPixbuf *pixbuf;
- GdkPixbuf *pixbuf_scaled;
- PangoLayout *layout;
- PangoFontDescription *desc;
- GString *text = g_string_new(NULL);
- PangoRectangle ink_rect, logical_rect;
- gdouble depth;
- gdouble text_padding;
- gdouble x, y, w, h, scale;
- gdouble pango_height;
-
- pixbuf = g_list_nth_data(pw->print_pixbuf_queue, page_nr);
- width_pixbuf_image = gdk_pixbuf_get_width(pixbuf);
- height_pixbuf_image = gdk_pixbuf_get_height(pixbuf);
-
- fd = g_list_nth_data(pw->source_selection, page_nr);
-
- if (pw->text_fields & TEXT_INFO_FILENAME)
- {
- text = g_string_append(text, g_strdup(fd->name));
- text = g_string_append(text, "\n");
- }
- if (pw->text_fields & TEXT_INFO_FILEDATE)
- {
- text = g_string_append(text, g_strdup(text_from_time(fd->date)));
- text = g_string_append(text, "\n");
- }
- if (pw->text_fields & TEXT_INFO_FILESIZE)
- {
- text = g_string_append(text, g_strdup(text_from_size(fd->size)));
- text = g_string_append(text, "\n");
- }
- if (pw->text_fields & TEXT_INFO_DIMENSIONS)
- {
- g_string_append_printf(text, "%d x %d", (gint)width_pixbuf_image,
- (gint)height_pixbuf_image);
- text = g_string_append(text, "\n");
- }
- if (pw->text_fields & TEXT_INFO_FILEPATH)
- {
- text = g_string_append(text, g_strdup(fd->path));
- text = g_string_append(text, "\n");
- }
-
- cr = gtk_print_context_get_cairo_context(context);
- width = gtk_print_context_get_width(context);
- height = gtk_print_context_get_height(context);
-
- if (text->len > 0)
- {
- text = g_string_truncate(text, text->len - 1);
-
- layout = pango_cairo_create_layout(cr);
-
- pango_layout_set_text(layout, text->str, -1);
- desc = pango_font_description_from_string(options->printer.font);
- pango_layout_set_font_description(layout, desc);
-
- pango_layout_get_extents(layout, &ink_rect, &logical_rect);
- x = ((gdouble)logical_rect.width / PANGO_SCALE) ;
- y = ((gdouble)logical_rect.height / PANGO_SCALE);
-
- pango_layout_set_alignment(layout, PANGO_ALIGN_CENTER);
- pango_layout_set_text(layout, text->str, -1);
-
- depth = (gdouble)get_layout_depth(layout);
- text_padding = depth / 2 / PANGO_SCALE ;
-
- pango_height = y + text_padding * 2;
-
- }
- else
- {
- pango_height = 0;
- depth = 0;
- text_padding = 0;
- x = 0;
- y = 0;
- }
-
- if ((width / width_pixbuf_image) < ((height - pango_height) / height_pixbuf_image))
- {
- w = width;
- scale = width / width_pixbuf_image;
- h = height_pixbuf_image * scale;
- height_offset = (height - (h + pango_height)) / 2;
- width_offset = 0;
- }
- else
- {
- h = height - pango_height ;
- scale = (height - pango_height) / height_pixbuf_image;
- w = width_pixbuf_image * scale;
- height_offset = 0;
- width_offset = (width - (width_pixbuf_image * scale)) / 2;
- }
-
- if (text->len > 0)
- {
- cairo_move_to(cr, (w / 2) - (x / 2) + width_offset, h + height_offset + text_padding);
- pango_cairo_show_layout(cr, layout);
- }
-
- pixbuf_scaled = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, w, h);
- gdk_pixbuf_scale(pixbuf, pixbuf_scaled, 0, 0, w, h, 0, 0, scale, scale, PRINT_MAX_INTERP);
-
- cairo_rectangle(cr, width_offset, height_offset, w, h);
-
- gdk_cairo_set_source_pixbuf(cr, pixbuf_scaled, width_offset, height_offset);
- cairo_fill(cr);
-
- if (text->len > 0)
- {
- g_object_unref(layout);
- g_string_free(text, TRUE);
- pango_font_description_free(desc);
- }
-
- g_object_unref(pixbuf_scaled);
-
- return;
-}
-
-static void begin_print(GtkPrintOperation *operation,
- GtkPrintContext *context,
- gpointer user_data)
-{
- PrintWindow *pw = user_data;
- gint page_count;
-
- page_count = print_layout_page_count(pw);
- gtk_print_operation_set_n_pages (operation, page_count);
-
- print_job_render_image(pw);
-}
-
-
-GObject *option_tab_cb(GtkPrintOperation *operation, gpointer user_data)
-{
- PrintWindow *pw = user_data;
-
- return G_OBJECT(pw->vbox);
-}
-
-static void print_pref_store(PrintWindow *pw)
-{
- options->printer.text_fields = pw->text_fields;
-}
-
-static void end_print_cb(GtkPrintOperation *operation,
- GtkPrintContext *context, gpointer data)
-{
- PrintWindow *pw = data;
- GList *work;
- GdkPixbuf *pixbuf;
- gchar *path;
- GtkPrintSettings *print_settings;
- GtkPageSetup *page_setup;
- GError *error = NULL;
-
- print_settings = gtk_print_operation_get_print_settings(operation);
- path = g_build_filename(get_rc_dir(), PRINT_SETTINGS, NULL);
-
- gtk_print_settings_to_file(print_settings, path, &error);
- if (error)
- {
- log_printf("Error: Print settings save failed:\n%s", error->message);
- g_error_free(error);
- error = NULL;
- }
- g_free(path);
- g_object_unref(print_settings);
-
- page_setup = gtk_print_operation_get_default_page_setup(operation);
- path = g_build_filename(get_rc_dir(), PAGE_SETUP, NULL);
-
- gtk_page_setup_to_file(page_setup, path, &error);
- if (error)
- {
- log_printf("Error: Print page setup save failed:\n%s", error->message);
- g_error_free(error);
- error = NULL;
- }
- g_free(path);
- g_object_unref(page_setup);
-
- print_pref_store(pw);
-
- work = pw->print_pixbuf_queue;
- while (work)
- {
- pixbuf = work->data;
- if (pixbuf)
- {
- g_object_unref(pixbuf);
- }
- work = work->next;
- }
- g_list_free(pw->print_pixbuf_queue);
- g_free(pw);
-}
-
-void print_window_new(FileData *fd, GList *selection, GList *list, GtkWidget *parent)
-{
- PrintWindow *pw;
- GtkWidget *vbox;
- GtkPrintOperation *operation;
- GtkPageSetup *page_setup;
- gchar *uri;
- const gchar *dir;
- GError *error = NULL;
- gchar *path;
- GtkPrintSettings *settings;
-
- pw = g_new0(PrintWindow, 1);
-
- pw->source_selection = file_data_process_groups_in_selection(selection, FALSE, NULL);
- pw->text_fields = options->printer.text_fields;
-
- if (print_layout_page_count(pw) == 0)
- {
- return;
- }
-
- vbox = gtk_vbox_new(FALSE, 0);
- gtk_container_set_border_width(GTK_CONTAINER(vbox), PREF_PAD_BORDER);
- gtk_widget_show(vbox);
-
- print_text_menu(vbox, pw);
- pw->vbox = vbox;
-
- pw->print_pixbuf_queue = NULL;
- pw->job_render_finished = FALSE;
- pw->job_page = 0;
-
- operation = gtk_print_operation_new();
- settings = gtk_print_settings_new();
-
- gtk_print_operation_set_custom_tab_label(operation, "Options");
- gtk_print_operation_set_use_full_page(operation, TRUE);
- gtk_print_operation_set_unit(operation, GTK_UNIT_POINTS);
- gtk_print_operation_set_embed_page_setup(operation, TRUE);
- gtk_print_operation_set_allow_async (operation, TRUE);
- dir = g_get_user_special_dir(G_USER_DIRECTORY_DOCUMENTS);
- if (dir == NULL)
- {
- dir = g_get_home_dir();
- }
-
- uri = g_build_filename("file:/", dir, "geeqie-file.pdf", NULL);
- gtk_print_settings_set(settings, GTK_PRINT_SETTINGS_OUTPUT_URI, uri);
- g_free(uri);
-
- path = g_build_filename(get_rc_dir(), PRINT_SETTINGS, NULL);
- gtk_print_settings_load_file(settings, path, &error);
- if (error)
- {
- log_printf("Error: Printer settings load failed:\n%s", error->message);
- g_error_free(error);
- error = NULL;
- }
- gtk_print_operation_set_print_settings(operation, settings);
- g_free(path);
-
- page_setup = gtk_page_setup_new();
- path = g_build_filename(get_rc_dir(), PAGE_SETUP, NULL);
- gtk_page_setup_load_file(page_setup, path, &error);
- if (error)
- {
- log_printf("Error: Print page setup load failed:\n%s", error->message);
- g_error_free(error);
- error = NULL;
- }
- gtk_print_operation_set_default_page_setup(operation, page_setup);
- g_free(path);
-
- g_signal_connect (G_OBJECT (operation), "begin-print",
- G_CALLBACK (begin_print), pw);
- g_signal_connect (G_OBJECT (operation), "draw-page",
- G_CALLBACK (draw_page), pw);
- g_signal_connect (G_OBJECT (operation), "end-print",
- G_CALLBACK (end_print_cb), pw);
- g_signal_connect (G_OBJECT (operation), "create-custom-widget",
- G_CALLBACK (option_tab_cb), pw);
- g_signal_connect (G_OBJECT (operation), "paginate",
- G_CALLBACK (paginate_cb), pw);
-
- gtk_print_operation_set_n_pages(operation, print_layout_page_count(pw));
-
- gtk_print_operation_run(operation, GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG,
- GTK_WINDOW (parent), &error);
-
- if (error)
- {
- GtkWidget *dialog;
-
- dialog = gtk_message_dialog_new(GTK_WINDOW (parent),
- GTK_DIALOG_DESTROY_WITH_PARENT,
- GTK_MESSAGE_ERROR,
- GTK_BUTTONS_CLOSE,
- "%s", error->message);
- g_error_free (error);
-
- g_signal_connect(dialog, "response", G_CALLBACK(gtk_widget_destroy), NULL);
-
- gtk_widget_show (dialog);
- }
-
- g_object_unref(page_setup);
- g_object_unref(settings);
-}
-/* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */
projects / geeqie.git / blobdiff