#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;
+};
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);
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)
+{
+ if (!print_data)
+ return NULL;
+ return print_data->renderer_data;
+}
+
+gdouble printing_get_zoom(PrintData *print_data)
{
+ if (!print_data)
+ return 1.0;
+ return print_data->zoom;
+}
+
+void printing_set_n_pages(PrintData *print_data, gint n_pages)
+{
+ if (!print_data)
+ return;
+ print_data->npages = n_pages;
+}
+
+void printing_print_full(GtkWindow *parent, PrintRenderer *renderer, gpointer renderer_data,
+ gint sel_start, gint sel_end)
+{
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->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=gtk_widget_get_pango_context(GTK_WIDGET(text_view));
-
- /* 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);
- }
+
+ print_data->pango_context = renderer->get_pango_context(renderer_data);
- print_data->text = gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
+ print_data->to_print = renderer->get_data_to_print(renderer_data, sel_start, sel_end);
if (settings == NULL) {
settings = gtk_print_settings_new();
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 */
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;
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;
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);
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;
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;
projects / claws.git / blobdiff