/* Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 2007 Holger Berndt <hb@claws-mail.org>,
+ * Copyright (C) 2007-2009 Holger Berndt <hb@claws-mail.org>,
* Colin Leroy <colin@colino.net>, and the Claws Mail team
*
* This program is free software; you can redistribute it and/or modify
#include <string.h>
#include <math.h>
-typedef struct {
+struct _PrintData {
+ PrintRenderer *renderer;
+ gpointer renderer_data;
PangoLayout *layout;
PangoContext *pango_context;
- char *text;
+ gpointer to_print;
GList *page_breaks;
guint npages;
- GtkTextBuffer *buffer;
gint sel_start;
gint sel_end;
GHashTable *images;
gint img_cnt;
gdouble zoom;
-} PrintData;
+ gdouble ypos_line;
+};
typedef struct {
GtkPrintOperation *op;
} PreviewData;
/* callbacks */
-static void cb_begin_print(GtkPrintOperation*, GtkPrintContext*, gpointer);
-static void cb_draw_page(GtkPrintOperation*, GtkPrintContext*, gint,
+static void printing_textview_cb_begin_print(GtkPrintOperation*, GtkPrintContext*, gpointer);
+static void printing_textview_cb_draw_page(GtkPrintOperation*, GtkPrintContext*, gint,
gpointer);
static gboolean cb_preview(GtkPrintOperation*, GtkPrintOperationPreview*,
GtkPrintContext*, GtkWindow*, gpointer);
static gboolean printing_is_pango_gdk_color_equal(PangoColor*, GdkColor*);
static gint printing_text_iter_get_offset_bytes(PrintData *, const GtkTextIter*);
+#define PAGE_SETUP_STORAGE_FILE "print_page_setup"
+#define PAGE_MARGIN_STORAGE_UNIT GTK_UNIT_MM
#define PREVIEW_SCALE 72
#define PREVIEW_SHADOW_OFFSET 3
#define PREVIEW_ZOOM_FAC 1.41
g_object_unref(G_OBJECT(attr->data));
}
-void printing_print(GtkTextView *text_view, GtkWindow *parent, gint sel_start, gint sel_end)
+gpointer printing_get_renderer_data(PrintData *print_data)
{
- GtkPrintOperation *op;
- GtkPrintOperationResult res;
- PrintData *print_data;
- GtkTextIter start, end;
- GtkTextBuffer *buffer;
-
- op = gtk_print_operation_new();
-
- print_data = g_new0(PrintData,1);
-
- print_data->zoom = 1.;
-
- print_data->images = g_hash_table_new(g_direct_hash, g_direct_equal);
- print_data->pango_context=gtk_widget_get_pango_context(GTK_WIDGET(text_view));
+ if (!print_data)
+ return NULL;
+ return print_data->renderer_data;
+}
- /* get text */
- buffer = gtk_text_view_get_buffer(text_view);
- print_data->buffer = buffer;
- print_data->sel_start = sel_start;
- print_data->sel_end = sel_end;
- if (print_data->sel_start < 0 || print_data->sel_end <= print_data->sel_start) {
- gtk_text_buffer_get_start_iter(buffer, &start);
- gtk_text_buffer_get_end_iter(buffer, &end);
- } else {
- gtk_text_buffer_get_iter_at_offset(buffer, &start, print_data->sel_start);
- gtk_text_buffer_get_iter_at_offset(buffer, &end, print_data->sel_end);
- }
+gdouble printing_get_zoom(PrintData *print_data)
+{
+ if (!print_data)
+ return 1.0;
+ return print_data->zoom;
+}
- print_data->text = gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
+void printing_set_n_pages(PrintData *print_data, gint n_pages)
+{
+ if (!print_data)
+ return;
+ print_data->npages = n_pages;
+}
+GtkPrintSettings *printing_get_settings(void)
+{
if (settings == NULL) {
settings = gtk_print_settings_new();
gtk_print_settings_set_use_color(settings, prefs_common.print_use_color);
gtk_print_settings_set_reverse(settings, prefs_common.print_use_reverse);
gtk_print_settings_set_duplex(settings, prefs_common.print_use_duplex);
}
+ return settings;
+}
+
+void printing_store_settings(GtkPrintSettings *new_settings)
+{
+ if(settings != NULL)
+ g_object_unref(settings);
+ settings = g_object_ref(new_settings);
+ prefs_common.print_use_color = gtk_print_settings_get_use_color(settings);
+ prefs_common.print_use_collate = gtk_print_settings_get_collate(settings);
+ prefs_common.print_use_reverse = gtk_print_settings_get_reverse(settings);
+ prefs_common.print_use_duplex = gtk_print_settings_get_duplex(settings);
+
+}
+GtkPageSetup *printing_get_page_setup(void)
+{
if (page_setup == NULL) {
+ gboolean read_from_file;
+ char *page_setup_filename;
+ GKeyFile *keyfile;
+ gboolean key_file_read;
+
page_setup = gtk_page_setup_new();
- if (prefs_common.print_paper_type && *prefs_common.print_paper_type) {
- GtkPaperSize *paper = gtk_paper_size_new(prefs_common.print_paper_type);
- gtk_page_setup_set_paper_size(page_setup, paper);
- gtk_paper_size_free(paper);
+
+ read_from_file = FALSE;
+
+#if GTK_CHECK_VERSION(2,14,0)
+ /* try reading the page setup from file */
+ page_setup_filename = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, PAGE_SETUP_STORAGE_FILE, NULL);
+ keyfile = g_key_file_new();
+ key_file_read = g_key_file_load_from_file(keyfile, page_setup_filename, 0, NULL);
+ g_free(page_setup_filename);
+
+ if(key_file_read)
+ read_from_file = gtk_page_setup_load_key_file(page_setup, keyfile, NULL, NULL);
+ g_key_file_free(keyfile);
+
+ if(read_from_file) {
+ debug_print("Printing: Read page setup from key file\n");
+ }
+ else {
+ debug_print("Printing: Could not read page setup from key file\n");
+ }
+#else
+ key_file_read = FALSE;
+ keyfile = NULL;
+ page_setup_filename = NULL;
+#endif
+
+ /* if reading from file did not work, or has not been tried (GTK+ < 2.14), use prefs */
+ if(!read_from_file) {
+ /* paper size */
+ if (prefs_common.print_paper_type && *prefs_common.print_paper_type) {
+ GtkPaperSize *paper = gtk_paper_size_new(prefs_common.print_paper_type);
+ gtk_page_setup_set_paper_size(page_setup, paper);
+ gtk_paper_size_free(paper);
+ }
+ /* orientation */
+ gtk_page_setup_set_orientation(page_setup, prefs_common.print_paper_orientation);
+ /* margins */
+ if(prefs_common.print_margin_top != -1)
+ gtk_page_setup_set_top_margin(page_setup, 0.01*prefs_common.print_margin_top, PAGE_MARGIN_STORAGE_UNIT);
+ if(prefs_common.print_margin_bottom != -1)
+ gtk_page_setup_set_bottom_margin(page_setup, 0.01*prefs_common.print_margin_bottom, PAGE_MARGIN_STORAGE_UNIT);
+ if(prefs_common.print_margin_left != -1)
+ gtk_page_setup_set_left_margin(page_setup, 0.01*prefs_common.print_margin_left, PAGE_MARGIN_STORAGE_UNIT);
+ if(prefs_common.print_margin_right != -1)
+ gtk_page_setup_set_right_margin(page_setup, 0.01*prefs_common.print_margin_right, PAGE_MARGIN_STORAGE_UNIT);
}
- gtk_page_setup_set_orientation(page_setup, prefs_common.print_paper_orientation);
}
+ return page_setup;
+}
+
+void printing_print_full(GtkWindow *parent, PrintRenderer *renderer, gpointer renderer_data,
+ gint sel_start, gint sel_end)
+{
+ GtkPrintOperation *op;
+ GtkPrintOperationResult res;
+ PrintData *print_data;
+
+ op = gtk_print_operation_new();
+
+ print_data = g_new0(PrintData,1);
+
+ print_data->renderer = renderer;
+ print_data->renderer_data = renderer_data;
+ print_data->sel_start = sel_start;
+ print_data->sel_end = sel_end;
+
+ print_data->zoom = 1.;
+
+ print_data->images = g_hash_table_new(g_direct_hash, g_direct_equal);
+
+ print_data->pango_context = renderer->get_pango_context(renderer_data);
+
+ print_data->to_print = renderer->get_data_to_print(renderer_data, sel_start, sel_end);
+
+ printing_get_settings();
+ printing_get_page_setup();
/* Config for printing */
gtk_print_operation_set_print_settings(op, settings);
gtk_print_operation_set_default_page_setup(op, page_setup);
/* signals */
- g_signal_connect(op, "begin_print", G_CALLBACK(cb_begin_print), print_data);
- g_signal_connect(op, "draw_page", G_CALLBACK(cb_draw_page), print_data);
+ g_signal_connect(op, "begin_print", G_CALLBACK(renderer->cb_begin_print), print_data);
+ g_signal_connect(op, "draw_page", G_CALLBACK(renderer->cb_draw_page), print_data);
g_signal_connect(op, "preview", G_CALLBACK(cb_preview), print_data);
/* Start printing process */
if(res == GTK_PRINT_OPERATION_RESULT_ERROR) {
GError *error = NULL;
gtk_print_operation_get_error(op, &error);
- debug_print("Error printing message: %s",
+ debug_print("Error printing message: %s\n",
error ? error->message : "no details");
}
else if(res == GTK_PRINT_OPERATION_RESULT_APPLY) {
/* store settings for next printing session */
- if(settings != NULL)
- g_object_unref(settings);
- settings = g_object_ref(gtk_print_operation_get_print_settings(op));
- prefs_common.print_use_color = gtk_print_settings_get_use_color(settings);
- prefs_common.print_use_collate = gtk_print_settings_get_collate(settings);
- prefs_common.print_use_reverse = gtk_print_settings_get_reverse(settings);
- prefs_common.print_use_duplex = gtk_print_settings_get_duplex(settings);
+ printing_store_settings(gtk_print_operation_get_print_settings(op));
}
g_hash_table_foreach(print_data->images, free_pixbuf, NULL);
g_hash_table_destroy(print_data->images);
- if(print_data->text)
- g_free(print_data->text);
+ if(print_data->to_print)
+ g_free(print_data->to_print);
g_list_free(print_data->page_breaks);
if(print_data->layout)
g_object_unref(print_data->layout);
debug_print("printing_print finished\n");
}
+static PangoContext *printing_textview_get_pango_context(gpointer data)
+{
+ return gtk_widget_get_pango_context(GTK_WIDGET(data));
+}
+
+static gpointer printing_textview_get_data_to_print(gpointer data, gint sel_start, gint sel_end)
+{
+ GtkTextView *text_view = GTK_TEXT_VIEW(data);
+ GtkTextBuffer *buffer = gtk_text_view_get_buffer(text_view);
+ GtkTextIter start, end;
+
+ if (sel_start < 0 || sel_end <= sel_start) {
+ gtk_text_buffer_get_start_iter(buffer, &start);
+ gtk_text_buffer_get_end_iter(buffer, &end);
+ } else {
+ gtk_text_buffer_get_iter_at_offset(buffer, &start, sel_start);
+ gtk_text_buffer_get_iter_at_offset(buffer, &end, sel_end);
+ }
+
+ return gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
+}
+
+void printing_print(GtkTextView *text_view, GtkWindow *parent, gint sel_start, gint sel_end)
+{
+ PrintRenderer *textview_renderer = g_new0(PrintRenderer, 1);
+
+ textview_renderer->get_pango_context = printing_textview_get_pango_context;
+ textview_renderer->get_data_to_print = printing_textview_get_data_to_print;
+ textview_renderer->cb_begin_print = printing_textview_cb_begin_print;
+ textview_renderer->cb_draw_page = printing_textview_cb_draw_page;
+
+ printing_print_full(parent, textview_renderer, text_view, sel_start, sel_end);
+
+ g_free(textview_renderer);
+}
+
void printing_page_setup(GtkWindow *parent)
{
GtkPageSetup *new_page_setup;
+ char *keyfile;
- if(settings == NULL) {
- settings = gtk_print_settings_new();
- gtk_print_settings_set_use_color(settings, prefs_common.print_use_color);
- gtk_print_settings_set_collate(settings, prefs_common.print_use_collate);
- gtk_print_settings_set_reverse(settings, prefs_common.print_use_reverse);
- gtk_print_settings_set_duplex(settings, prefs_common.print_use_duplex);
- }
- if (page_setup == NULL) {
- page_setup = gtk_page_setup_new();
- if (prefs_common.print_paper_type && *prefs_common.print_paper_type) {
- GtkPaperSize *paper = gtk_paper_size_new(prefs_common.print_paper_type);
- gtk_page_setup_set_paper_size(page_setup, paper);
- gtk_paper_size_free(paper);
- }
- gtk_page_setup_set_orientation(page_setup, prefs_common.print_paper_orientation);
- }
+ keyfile = NULL;
+
+ printing_get_settings();
+ printing_get_page_setup();
new_page_setup = gtk_print_run_page_setup_dialog(parent,page_setup,settings);
prefs_common.print_paper_type = g_strdup(gtk_paper_size_get_name(
gtk_page_setup_get_paper_size(page_setup)));
prefs_common.print_paper_orientation = gtk_page_setup_get_orientation(page_setup);
+ /* store 100th millimeters */
+ prefs_common.print_margin_top = (int) (100*gtk_page_setup_get_top_margin(page_setup, PAGE_MARGIN_STORAGE_UNIT));
+ prefs_common.print_margin_bottom = (int) (100*gtk_page_setup_get_bottom_margin(page_setup, PAGE_MARGIN_STORAGE_UNIT));
+ prefs_common.print_margin_left = (int) (100*gtk_page_setup_get_left_margin(page_setup, PAGE_MARGIN_STORAGE_UNIT));
+ prefs_common.print_margin_right = (int) (100*gtk_page_setup_get_right_margin(page_setup, PAGE_MARGIN_STORAGE_UNIT));
+
+#if GTK_CHECK_VERSION(2,14,0)
+ /* save to file */
+ keyfile = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, PAGE_SETUP_STORAGE_FILE, NULL);
+ if(!gtk_page_setup_to_file(page_setup, keyfile, NULL)) {
+ debug_print("Printing: Could not store page setup in file `%s'\n", keyfile);
+ }
+ g_free(keyfile);
+#endif
}
static gboolean cb_preview(GtkPrintOperation *operation,
GtkToolItem *separator;
static GdkGeometry geometry;
GtkWidget *dialog = NULL;
- GtkTooltips *toolbar_tips = gtk_tooltips_new();
GtkWidget *statusbar = gtk_hbox_new(2, FALSE);
+ CLAWS_TIP_DECL();
+
debug_print("Creating internal print preview\n");
print_data = (PrintData*) data;
gtk_box_pack_start(GTK_BOX(vbox), toolbar, FALSE, FALSE, 0);
+#if !(GTK_CHECK_VERSION(2,12,0))
+#define CLAWS_SET_TOOL_ITEM_TIP(widget,tip) { \
+ gtk_tool_item_set_tooltip(GTK_TOOL_ITEM(widget), GTK_TOOLTIPS(tips), \
+ tip, NULL); \
+}
+#else
+#define CLAWS_SET_TOOL_ITEM_TIP(widget,tip) { \
+ gtk_tool_item_set_tooltip_text(GTK_TOOL_ITEM(widget), tip); \
+}
+#endif
+
#define TOOLBAR_ITEM(item,text,tooltip,cb,cbdata) { \
item = GTK_WIDGET(gtk_tool_button_new_from_stock(text)); \
gtk_tool_item_set_homogeneous(GTK_TOOL_ITEM(item), FALSE); \
gtk_tool_item_set_is_important(GTK_TOOL_ITEM(item), TRUE); \
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), GTK_TOOL_ITEM(item), -1); \
g_signal_connect (G_OBJECT(item), "clicked", G_CALLBACK(cb), cbdata); \
- gtk_tool_item_set_tooltip(GTK_TOOL_ITEM(item), GTK_TOOLTIPS(toolbar_tips), \
- tooltip, NULL); \
+ CLAWS_SET_TOOL_ITEM_TIP(GTK_TOOL_ITEM(item), \
+ tooltip); \
}
TOOLBAR_ITEM(preview_data->first, GTK_STOCK_GOTO_FIRST, _("First page"), cb_preview_go_first, preview_data);
GTK_UNIT_INCH);
}
-static void cb_begin_print(GtkPrintOperation *op, GtkPrintContext *context,
+static void printing_textview_cb_begin_print(GtkPrintOperation *op, GtkPrintContext *context,
gpointer user_data)
{
double width, height;
int start, ii;
PangoLayoutIter *iter;
double start_pos;
+ gint header_end_pos;
+ gint num_header_lines;
+ gint dummy;
+ gboolean header_done;
+ const gchar *text;
double line_height =0.;
print_data = (PrintData*) user_data;
pango_font_description_free(desc);
pango_layout_set_width(print_data->layout, width * PANGO_SCALE);
- pango_layout_set_text(print_data->layout, print_data->text, -1);
+ pango_layout_set_text(print_data->layout, (char *)print_data->to_print, -1);
printing_layout_set_text_attributes(print_data, context);
ii = 0;
start_pos = 0.;
iter = pango_layout_get_iter(print_data->layout);
+
+ /* find the last character of the header */
+ header_end_pos = 0;
+ header_done = FALSE;
+ text = pango_layout_get_text(print_data->layout);
+ if(text && *text && *text != '\n') {
+ do {
+ if(text[0] == '\n' && (text[1] != '\0') && (text[1] == '\n'))
+ header_done = TRUE;
+ else
+ header_end_pos++;
+ text++;
+ } while(*text && !header_done);
+ }
+ /* find line number for header end */
+ pango_layout_index_to_line_x(print_data->layout, header_end_pos, 1,
+ &num_header_lines, &dummy);
+ /* line count is zero-based */
+ num_header_lines++;
+
do {
PangoRectangle logical_rect;
PangoLayoutLine *line;
page_height = 0;
}
+ if(ii == num_header_lines) {
+ int y0, y1;
+ pango_layout_iter_get_line_yrange(iter,&y0,&y1);
+ print_data->ypos_line = (double)y0 + 1./3.*((double)(y1 - y0))/2.;
+ }
+
page_height += line_height;
ii++;
} while(ii < num_lines && pango_layout_iter_next_line(iter));
return surface;
}
-static void cb_draw_page(GtkPrintOperation *op, GtkPrintContext *context,
+static void printing_textview_cb_draw_page(GtkPrintOperation *op, GtkPrintContext *context,
int page_nr, gpointer user_data)
{
cairo_t *cr;
if(ii == start)
start_pos = ((double)logical_rect.y) / PANGO_SCALE;
-
+
+ /* Draw header separator line */
+ if(ii == 0) {
+ cairo_surface_t *surface;
+ surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32,
+ gtk_print_context_get_width(context)/print_data->zoom,
+ gtk_print_context_get_height(context)/print_data->zoom);
+ cairo_set_line_width(cr, .5);
+ cairo_set_source_surface(cr, surface,
+ ((double)logical_rect.x) / PANGO_SCALE,
+ ((double)baseline) / PANGO_SCALE - start_pos);
+ cairo_move_to(cr,
+ ((double)logical_rect.x) / PANGO_SCALE,
+ (double)print_data->ypos_line / PANGO_SCALE);
+ cairo_rel_line_to(cr, gtk_print_context_get_width(context)/print_data->zoom, 0);
+ cairo_set_source_rgb(cr, 0., 0., 0.);
+ cairo_stroke(cr);
+ cairo_surface_destroy(surface);
+ }
+
cairo_move_to(cr,
((double)logical_rect.x) / PANGO_SCALE,
((double)baseline) / PANGO_SCALE - start_pos);
PangoAttrList *attr_list;
PangoAttribute *attr;
GSList *open_attrs, *attr_walk;
+ GtkTextView *text_view = GTK_TEXT_VIEW(print_data->renderer_data);
+ GtkTextBuffer *buffer = gtk_text_view_get_buffer(text_view);
attr_list = pango_attr_list_new();
if (print_data->sel_start < 0 || print_data->sel_end <= print_data->sel_start) {
- gtk_text_buffer_get_start_iter(print_data->buffer, &iter);
+ gtk_text_buffer_get_start_iter(buffer, &iter);
} else {
- gtk_text_buffer_get_iter_at_offset(print_data->buffer, &iter, print_data->sel_start);
+ gtk_text_buffer_get_iter_at_offset(buffer, &iter, print_data->sel_start);
}
open_attrs = NULL;
do {
- gboolean fg_set, bg_set, under_set, strike_set;
+ gboolean fg_set, bg_set, under_set, strike_set, weight_set;
GSList *tags, *tag_walk;
GtkTextTag *tag;
GdkColor *color;
PangoUnderline underline;
gboolean strikethrough;
+ gint weight;
GdkPixbuf *image;
if (prefs_common.print_imgs && (image = gtk_text_iter_get_pixbuf(&iter)) != NULL) {
"foreground-set", &fg_set,
"underline-set",&under_set,
"strikethrough-set", &strike_set,
+ "weight-set", &weight_set,
NULL);
if(fg_set) {
if(!found)
debug_print("Error generating attribute list.\n");
}
+
+ if(weight_set) {
+ found = FALSE;
+ for(attr_walk = open_attrs; attr_walk != NULL; attr_walk = attr_walk->next) {
+ attr = (PangoAttribute*)attr_walk->data;
+ if(attr->klass->type == PANGO_ATTR_WEIGHT) {
+ attr_int = (PangoAttrInt*)attr;
+ g_object_get(G_OBJECT(tag), "weight", &weight, NULL);
+ if(attr_int->value == weight) {
+ attr->end_index = printing_text_iter_get_offset_bytes(print_data, &iter);
+ pango_attr_list_insert(attr_list, attr);
+ found = TRUE;
+ open_attrs = g_slist_delete_link(open_attrs, attr_walk);
+ break;
+ }
+ }
+ }
+ if(!found)
+ debug_print("Error generating attribute list.\n");
+ }
+
}
g_slist_free(tags);
if(gtk_text_iter_begins_tag(&iter, NULL)) {
tags = gtk_text_iter_get_toggled_tags(&iter, TRUE);
+ /* Sometimes, an iter has several weights. Use only the first in this case */
+ gboolean weight_set_for_this_iter;
+ weight_set_for_this_iter = FALSE;
for(tag_walk = tags; tag_walk != NULL; tag_walk = tag_walk->next) {
tag = GTK_TEXT_TAG(tag_walk->data);
g_object_get(G_OBJECT(tag),
attr->start_index = printing_text_iter_get_offset_bytes(print_data, &iter);
open_attrs = g_slist_prepend(open_attrs, attr);
}
+ if(weight_set && !weight_set_for_this_iter) {
+ weight_set_for_this_iter = TRUE;
+ g_object_get(G_OBJECT(tag), "weight", &weight, NULL);
+ attr = pango_attr_weight_new(weight);
+ attr->start_index = printing_text_iter_get_offset_bytes(print_data, &iter);
+ open_attrs = g_slist_prepend(open_attrs, attr);
+ }
}
g_slist_free(tags);
}
projects / claws.git / blobdiff