#endif
#include "printing.h"
+#include "image_viewer.h"
#if GTK_CHECK_VERSION(2,10,0) && !defined(USE_GNOMEPRINT)
+#include "gtkutils.h"
#include "prefs_common.h"
#include <glib/gi18n.h>
+#include <gdk/gdkkeysyms.h>
+#include <gtk/gtk.h>
#include <pango/pango.h>
#include <string.h>
GtkTextBuffer *buffer;
gint sel_start;
gint sel_end;
+ GHashTable *images;
+ gint img_cnt;
+ gboolean print_started;
+ gchar *old_print_preview;
} PrintData;
static GtkPageSetup *page_setup = NULL;
/* other static functions */
-static void printing_layout_set_text_attributes(PrintData*);
+static void printing_layout_set_text_attributes(PrintData*, GtkPrintContext *);
static gboolean printing_is_pango_gdk_color_equal(PangoColor*, GdkColor*);
static gint printing_text_iter_get_offset_bytes(PrintData *, const GtkTextIter*);
+static gboolean claws_draw_page(GtkPrintOperation *op, GtkPrintContext *context, gint page_nr, gpointer user_data);
+
+#define PREVIEW_SCALE 72
+static void preview_destroy (GtkWindow *window, GtkPrintOperationPreview *preview)
+{
+ gtk_print_operation_preview_end_preview (preview);
+}
+
+static gboolean preview_close(GtkWidget *widget, GdkEventAny *event,
+ gpointer data)
+{
+ if (event->type == GDK_KEY_PRESS)
+ if (((GdkEventKey *)event)->keyval != GDK_Escape)
+ return FALSE;
+
+ gtk_widget_destroy(widget);
+ return FALSE;
+}
+
+static gboolean cb_preview (GtkPrintOperation *operation,
+ GtkPrintOperationPreview *preview,
+ GtkPrintContext *context,
+ GtkWindow *parent,
+ PrintData *print_data)
+{
+ GtkPageSetup *page_setup = gtk_print_context_get_page_setup (context);
+ GtkPaperSize *paper_size;
+ gdouble paper_width;
+ gdouble paper_height;
+ gdouble top_margin;
+ gdouble bottom_margin;
+ gdouble left_margin;
+ gdouble right_margin;
+ gint preview_width;
+ gint preview_height;
+ gint num_pages = 0, i = 0;
+ cairo_t *cr;
+ cairo_surface_t *surface;
+ GtkPageOrientation orientation;
+ cairo_status_t status;
+ gchar *fname;
+ GtkWidget *dialog = NULL;
+ GtkWidget *image, *notebook;
+ GSList *pages = NULL, *cur;
+
+ paper_size = gtk_page_setup_get_paper_size (page_setup);
+ paper_width = gtk_paper_size_get_width (paper_size, GTK_UNIT_INCH);
+ paper_height = gtk_paper_size_get_height (paper_size, GTK_UNIT_INCH);
+ top_margin = gtk_page_setup_get_top_margin (page_setup, GTK_UNIT_INCH);
+ bottom_margin = gtk_page_setup_get_bottom_margin (page_setup, GTK_UNIT_INCH);
+ left_margin = gtk_page_setup_get_left_margin (page_setup, GTK_UNIT_INCH);
+ right_margin = gtk_page_setup_get_right_margin (page_setup, GTK_UNIT_INCH);
+
+ /* the print context does not have the page orientation, it is transformed */
+ orientation = gtk_page_setup_get_orientation (page_setup);
+
+ if (orientation == GTK_PAGE_ORIENTATION_PORTRAIT ||
+ orientation == GTK_PAGE_ORIENTATION_REVERSE_PORTRAIT)
+ {
+ preview_width = PREVIEW_SCALE * paper_width;
+ preview_height = PREVIEW_SCALE * paper_height;
+ }
+ else
+ {
+ preview_width = PREVIEW_SCALE * paper_height;
+ preview_height = PREVIEW_SCALE * paper_width;
+ }
+
+
+ num_pages = 1;
+ for (i = 0; i < num_pages; i++) {
+ surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24,
+ preview_width, preview_height);
+
+ if (CAIRO_STATUS_SUCCESS != cairo_surface_status (surface)) {
+ g_message ("Unable to create preview (not enough memory?)");
+ return TRUE;
+ }
+
+ cr = cairo_create (surface);
+ gtk_print_context_set_cairo_context (context, cr, PREVIEW_SCALE, PREVIEW_SCALE);
+
+ /* fill page with white */
+ cairo_set_source_rgb (cr, 1, 1, 1);
+ cairo_new_path (cr);
+ cairo_rectangle (cr, 0, 0, preview_width, preview_height);
+ cairo_fill (cr);
+
+ cairo_translate (cr, left_margin * PREVIEW_SCALE, right_margin * PREVIEW_SCALE);
+
+ claws_draw_page (operation, context, i, print_data);
+ num_pages = g_list_length(print_data->page_breaks) + 1;
+
+ fname = get_tmp_file();
+ status = cairo_surface_write_to_png (surface, fname);
+ cairo_destroy (cr);
+ cairo_surface_destroy (surface);
+ if (status == CAIRO_STATUS_SUCCESS) {
+ image = gtk_image_new_from_file (fname);
+ g_unlink (fname);
+ g_free (fname);
+ pages = g_slist_prepend(pages, image);
+ debug_print("added one page\n");
+ }
+ }
+ pages = g_slist_reverse(pages);
+
+ dialog = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "print_preview");
+ gtk_window_set_title(GTK_WINDOW(dialog), _("Print preview"));
+ notebook = gtk_notebook_new();
+ gtk_container_add(GTK_CONTAINER(dialog), notebook);
+ i = 0;
+ for (cur = pages; cur; cur = cur->next) {
+ image = (GtkImage *)cur->data;
+ if (gtk_print_operation_preview_is_selected(preview, i)) {
+ debug_print("page %d sel\n", i);
+ gtk_notebook_append_page(GTK_NOTEBOOK(notebook), image, NULL);
+ }
+ i++;
+ }
+ g_slist_free(pages);
+
+ gtk_widget_show_all(dialog);
+
+ g_signal_connect (dialog, "destroy",
+ G_CALLBACK (preview_destroy), preview);
+ g_signal_connect (dialog, "key_press_event",
+ G_CALLBACK (preview_close), preview);
+
+ return TRUE;
+}
+
void printing_print(GtkTextView *text_view, GtkWindow *parent, gint sel_start, gint sel_end)
{
GtkPrintOperation *op;
print_data = g_new0(PrintData,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));
/* get text */
print_data->text = gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
+ 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) {
+ GtkPaperSize *paper = gtk_paper_size_new(prefs_common.print_paper_type);
+ page_setup = gtk_page_setup_new();
+ 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);
+ }
+
/* Config for printing */
- if(settings != NULL)
- gtk_print_operation_set_print_settings(op, settings);
- if(page_setup != NULL)
- gtk_print_operation_set_default_page_setup(op, page_setup);
+ 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, "preview", G_CALLBACK(cb_preview), print_data);
/* Start printing process */
res = gtk_print_operation_run(op, GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG,
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);
}
+ g_hash_table_destroy(print_data->images);
if(print_data->text)
g_free(print_data->text);
g_list_free(print_data->page_breaks);
if(print_data->layout)
g_object_unref(print_data->layout);
+
+ if (print_data->old_print_preview) {
+ g_object_set(gtk_settings_get_default(),
+ "gtk-print-preview-command", print_data->old_print_preview, NULL);
+ g_free(print_data->old_print_preview);
+ print_data->old_print_preview = NULL;
+ }
+
g_free(print_data);
g_object_unref(op);
{
GtkPageSetup *new_page_setup;
- if(settings == NULL)
+ 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) {
+ GtkPaperSize *paper = gtk_paper_size_new(prefs_common.print_paper_type);
+ page_setup = gtk_page_setup_new();
+ 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);
+ }
new_page_setup = gtk_print_run_page_setup_dialog(parent,page_setup,settings);
g_object_unref(page_setup);
page_setup = new_page_setup;
+
+ g_free(prefs_common.print_paper_type);
+ 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);
}
static void cb_begin_print(GtkPrintOperation *op, GtkPrintContext *context,
gpointer user_data)
{
double width, height;
- int num_lines, line;
+ int num_lines;
double page_height;
GList *page_breaks;
PrintData *print_data;
- PangoLayoutLine *layout_line;
PangoFontDescription *desc;
+ int start, ii;
+ PangoLayoutIter *iter;
+ double start_pos;
+ double line_height =0.;
+ print_data = (PrintData*) user_data;
+
+ if (print_data->print_started)
+ return;
debug_print("Preparing print job...\n");
- print_data = (PrintData*) user_data;
width = gtk_print_context_get_width(context);
height = gtk_print_context_get_height(context);
- print_data->layout = gtk_print_context_create_pango_layout(context);
+ if (print_data->layout == NULL)
+ print_data->layout = gtk_print_context_create_pango_layout(context);
if(prefs_common.use_different_print_font)
desc = pango_font_description_from_string(prefs_common.printfont);
pango_layout_set_width(print_data->layout, width * PANGO_SCALE);
pango_layout_set_text(print_data->layout, print_data->text, -1);
- printing_layout_set_text_attributes(print_data);
+ printing_layout_set_text_attributes(print_data, context);
num_lines = pango_layout_get_line_count(print_data->layout);
page_breaks = NULL;
page_height = 0;
- for(line = 0; line < num_lines; line++) {
- PangoRectangle ink_rect, logical_rect;
- double line_height;
-
-#define PANGO_HAS_READONLY 0
-#if defined(PANGO_VERSION_CHECK)
-#if PANGO_VERSION_CHECK(1,16,0)
-#define PANGO_HAS_READONLY 1
-#endif
-#endif
+ start = 0;
+ ii = 0;
+ start_pos = 0.;
+ iter = pango_layout_get_iter(print_data->layout);
+ do {
+ PangoRectangle logical_rect;
+ PangoLayoutLine *line;
+ PangoAttrShape *attr = NULL;
+ int baseline;
-#if PANGO_HAS_READONLY
- layout_line = pango_layout_get_line_readonly(print_data->layout, line);
-#else
- layout_line = pango_layout_get_line(print_data->layout, line);
-#endif
- pango_layout_line_get_extents(layout_line, &ink_rect, &logical_rect);
+ if(ii >= start) {
+ line = pango_layout_iter_get_line(iter);
- line_height = ((double)logical_rect.height) / PANGO_SCALE;
+ pango_layout_iter_get_line_extents(iter, NULL, &logical_rect);
+ baseline = pango_layout_iter_get_baseline(iter);
- /* TODO: Check if there is a pixbuf in that line */
-
+ if ((attr = g_hash_table_lookup(print_data->images, GINT_TO_POINTER(pango_layout_iter_get_index(iter)))) != NULL) {
+ line_height = (double)gdk_pixbuf_get_height(GDK_PIXBUF(attr->data));
+ } else {
+ line_height = ((double)logical_rect.height) / PANGO_SCALE;
+ }
+ }
if((page_height + line_height) > height) {
- page_breaks = g_list_prepend(page_breaks, GINT_TO_POINTER(line));
+ page_breaks = g_list_prepend(page_breaks, GINT_TO_POINTER(ii));
page_height = 0;
}
page_height += line_height;
- }
+ ii++;
+ } while(ii < num_lines && pango_layout_iter_next_line(iter));
+ pango_layout_iter_free(iter);
page_breaks = g_list_reverse(page_breaks);
gtk_print_operation_set_n_pages(op, g_list_length(page_breaks) + 1);
print_data->page_breaks = page_breaks;
debug_print("Starting print job...\n");
+ print_data->print_started = TRUE;
}
-static void cb_draw_page(GtkPrintOperation *op, GtkPrintContext *context,
- int page_nr, gpointer user_data)
+static cairo_surface_t *pixbuf_to_surface(GdkPixbuf *pixbuf)
+{
+ cairo_surface_t *surface;
+ cairo_format_t format;
+ static const cairo_user_data_key_t key;
+ guchar *pixels = g_malloc(
+ 4*
+ gdk_pixbuf_get_width(pixbuf)*
+ gdk_pixbuf_get_height(pixbuf));
+ guchar *src_pixels = gdk_pixbuf_get_pixels (pixbuf);
+ gint width = gdk_pixbuf_get_width(pixbuf);
+ gint height = gdk_pixbuf_get_height(pixbuf);
+ gint nchans = gdk_pixbuf_get_n_channels (pixbuf);
+ gint stride = gdk_pixbuf_get_rowstride (pixbuf);
+ gint j;
+
+ if (nchans == 3)
+ format = CAIRO_FORMAT_RGB24;
+ else
+ format = CAIRO_FORMAT_ARGB32;
+ surface = cairo_image_surface_create_for_data (pixels,
+ format, width, height, 4*width);
+ cairo_surface_set_user_data (surface, &key,
+ pixels, (cairo_destroy_func_t)g_free);
+
+ for (j = height; j; j--) {
+ guchar *p = src_pixels;
+ guchar *q = pixels;
+
+ if (nchans == 3) {
+ guchar *end = p + 3 * width;
+
+ while (p < end) {
+#if G_BYTE_ORDER == G_LITTLE_ENDIAN
+ q[0] = p[2];
+ q[1] = p[1];
+ q[2] = p[0];
+#else
+ q[1] = p[0];
+ q[2] = p[1];
+ q[3] = p[2];
+#endif
+ p += 3;
+ q += 4;
+ }
+ } else {
+ guchar *end = p + 4 * width;
+ guint t1,t2,t3;
+
+#define MULT(d,c,a,t) G_STMT_START { t = c * a + 0x7f; d = ((t >> 8) + t) >> 8; } G_STMT_END
+
+ while (p < end) {
+#if G_BYTE_ORDER == G_LITTLE_ENDIAN
+ MULT(q[0], p[2], p[3], t1);
+ MULT(q[1], p[1], p[3], t2);
+ MULT(q[2], p[0], p[3], t3);
+ q[3] = p[3];
+#else
+ q[0] = p[3];
+ MULT(q[1], p[0], p[3], t1);
+ MULT(q[2], p[1], p[3], t2);
+ MULT(q[3], p[2], p[3], t3);
+#endif
+
+ p += 4;
+ q += 4;
+ }
+
+#undef MULT
+ }
+
+ src_pixels += stride;
+ pixels += 4 * width;
+ }
+
+ return surface;
+}
+
+static gboolean claws_draw_page(GtkPrintOperation *op, GtkPrintContext *context, gint page_nr, gpointer user_data)
{
cairo_t *cr;
PrintData *print_data;
GList *pagebreak;
PangoLayoutIter *iter;
double start_pos;
-
+ gboolean notlast = TRUE;
print_data = (PrintData*) user_data;
- if (page_nr == 0)
+ if (print_data->print_started == FALSE)
+ cb_begin_print(op, context, print_data);
+ if (page_nr == 0) {
start = 0;
- else {
+ } else {
pagebreak = g_list_nth(print_data->page_breaks, page_nr - 1);
start = GPOINTER_TO_INT(pagebreak->data);
}
do {
PangoRectangle logical_rect;
PangoLayoutLine *line;
+ PangoAttrShape *attr = NULL;
int baseline;
if(ii >= start) {
cairo_move_to(cr,
((double)logical_rect.x) / PANGO_SCALE,
((double)baseline) / PANGO_SCALE - start_pos);
- pango_cairo_show_layout_line(cr, line);
+
+ if ((attr = g_hash_table_lookup(print_data->images, GINT_TO_POINTER(pango_layout_iter_get_index(iter)))) != NULL) {
+ cairo_surface_t *surface;
+
+ surface = pixbuf_to_surface(GDK_PIXBUF(attr->data));
+ cairo_set_source_surface (cr, surface,
+ ((double)logical_rect.x) / PANGO_SCALE,
+ ((double)baseline) / PANGO_SCALE - start_pos);
+ cairo_paint (cr);
+ cairo_surface_destroy (surface);
+ g_object_unref(GDK_PIXBUF(attr->data));
+ } else {
+ pango_cairo_show_layout_line(cr, line);
+ }
}
ii++;
- } while(ii < end && pango_layout_iter_next_line(iter));
-
+ } while(ii < end && (notlast = pango_layout_iter_next_line(iter)));
pango_layout_iter_free(iter);
-
+ return TRUE;
+}
+
+static void cb_draw_page(GtkPrintOperation *op, GtkPrintContext *context,
+ int page_nr, gpointer user_data)
+{
+ claws_draw_page(op, context, page_nr, user_data);
debug_print("Sent page %d to printer\n", page_nr+1);
}
-static void printing_layout_set_text_attributes(PrintData *print_data)
+static void printing_layout_set_text_attributes(PrintData *print_data, GtkPrintContext *context)
{
GtkTextIter iter;
PangoAttrList *attr_list;
GdkColor *color;
PangoUnderline underline;
gboolean strikethrough;
+ GdkPixbuf *image;
+
+ if (prefs_common.print_imgs && (image = gtk_text_iter_get_pixbuf(&iter)) != NULL) {
+ PangoRectangle rect = {0, 0, 0, 0};
+ gint startpos = printing_text_iter_get_offset_bytes(print_data, &iter);
+ gint h = gdk_pixbuf_get_height(image);
+ gint w = gdk_pixbuf_get_width(image);
+ gint a_h = gtk_print_context_get_height(context);
+ gint a_w = gtk_print_context_get_width(context);
+ gint r_h, r_w;
+ GdkPixbuf *scaled = NULL;
+ image_viewer_get_resized_size(w, h, a_w, a_h, &r_w, &r_h);
+ rect.x = 0;
+ rect.y = 0;
+ rect.width = r_w * PANGO_SCALE;
+ rect.height = r_h * PANGO_SCALE;
+
+ scaled = gdk_pixbuf_scale_simple(image, r_w, r_h, GDK_INTERP_BILINEAR);
+ attr = pango_attr_shape_new_with_data (&rect, &rect,
+ scaled, NULL, NULL);
+ attr->start_index = startpos;
+ attr->end_index = startpos+1;
+ pango_attr_list_insert(attr_list, attr);
+ g_hash_table_insert(print_data->images, GINT_TO_POINTER(startpos), attr);
+ print_data->img_cnt++;
+ }
if(gtk_text_iter_ends_tag(&iter, NULL)) {
PangoAttrColor *attr_color;
} else {
gtk_text_buffer_get_iter_at_offset(gtk_text_iter_get_buffer(iter), &start, print_data->sel_start);
}
- text = gtk_text_iter_get_slice(&start, iter);
+ text = gtk_text_iter_get_text(&start, iter);
off_bytes = strlen(text);
g_free(text);
return off_bytes;