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authorThomas White <taw@bitwiz.me.uk>2019-04-13 10:05:06 +0200
committerThomas White <taw@bitwiz.me.uk>2019-04-13 10:05:06 +0200
commit0eb0908d7f5bbf1b65e502095a3c1545751f17fa (patch)
treeb9e345a01139a877f5c1442e235f4467fb5776bc /src-old
parent6110a805773237231dc2005ea00886e47150c3bd (diff)
Restore printing
Diffstat (limited to 'src-old')
-rw-r--r--src-old/print.c314
-rw-r--r--src-old/print.h32
2 files changed, 0 insertions, 346 deletions
diff --git a/src-old/print.c b/src-old/print.c
deleted file mode 100644
index 43c967e..0000000
--- a/src-old/print.c
+++ /dev/null
@@ -1,314 +0,0 @@
-/*
- * print.c
- *
- * Copyright © 2016-2018 Thomas White <taw@bitwiz.org.uk>
- *
- * This file is part of Colloquium.
- *
- * Colloquium 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 3 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, see <http://www.gnu.org/licenses/>.
- *
- */
-
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <gtk/gtk.h>
-#include <assert.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "presentation.h"
-#include "narrative_window.h"
-#include "render.h"
-#include "utils.h"
-
-
-static GtkPrintSettings *print_settings = NULL;
-
-struct print_stuff
-{
- struct presentation *p;
-
- /* Printing config */
- GtkWidget *combo;
- int slides_only;
-
- /* When printing slides only */
- SCBlock *slide;
-
- /* When printing narrative */
- int nar_line;
- struct frame *top;
- int start_paras[256];
- int slide_number;
-};
-
-
-static void print_widget_apply(GtkPrintOperation *op, GtkWidget *widget,
- void *vp)
-{
- const char *id;
- struct print_stuff *ps = vp;
-
- id = gtk_combo_box_get_active_id(GTK_COMBO_BOX(ps->combo));
- if ( strcmp(id, "slides") == 0 ) {
- ps->slides_only = 1;
- } else {
- ps->slides_only = 0;
- }
-}
-
-
-static GObject *print_widget(GtkPrintOperation *op, void *vp)
-{
- GtkWidget *vbox;
- GtkWidget *cbox;
- struct print_stuff *ps = vp;
-
- vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 10);
- gtk_container_set_border_width(GTK_CONTAINER(vbox), 10);
-
- /* What do you want to print? */
- cbox = gtk_combo_box_text_new();
- gtk_combo_box_text_append(GTK_COMBO_BOX_TEXT(cbox), "slides",
- _("Print the slides only"));
- gtk_combo_box_text_append(GTK_COMBO_BOX_TEXT(cbox), "narrative",
- _("Print the narrative"));
- gtk_box_pack_start(GTK_BOX(vbox), cbox, FALSE, FALSE, 10);
- gtk_combo_box_set_active(GTK_COMBO_BOX(cbox), 1);
- ps->combo = cbox;
-
- gtk_widget_show_all(vbox);
- return G_OBJECT(vbox);
-
-}
-
-
-static void print_slide_only(GtkPrintOperation *op, GtkPrintContext *ctx,
- struct print_stuff *ps, int page)
-{
- cairo_t *cr;
- PangoContext *pc;
- double w, h;
- struct frame *top;
- const double sw = ps->p->slide_width;
- const double sh = ps->p->slide_height;
- double slide_width, slide_height;
-
- cr = gtk_print_context_get_cairo_context(ctx);
- pc = gtk_print_context_create_pango_context(ctx);
- w = gtk_print_context_get_width(ctx);
- h = gtk_print_context_get_height(ctx);
-
- cairo_rectangle(cr, 0.0, 0.0, w, h);
- cairo_set_source_rgb(cr, 1.0, 1.0, 1.0);
- cairo_fill(cr);
-
- if ( sw/sh > w/h ) {
- /* Slide is too wide. Letterboxing top/bottom */
- slide_width = w;
- slide_height = w * sh/sw;
- } else {
- /* Letterboxing at sides */
- slide_width = h * sw/sh;
- slide_height = h;
- }
-
- printf("%f x %f ---> %f x %f\n", w, h, slide_width, slide_height);
-
- top = interp_and_shape(ps->slide, ps->p->stylesheet, NULL,
- ps->p->is, page+1, pc, sw, sh, ps->p->lang);
-
- recursive_wrap(top, pc);
-
- cairo_scale(cr, slide_width/sw, slide_width/sw);
-
- recursive_draw(top, cr, ps->p->is,
- 0.0, ps->p->slide_height);
-
- ps->slide = next_slide(ps->p, ps->slide);
-}
-
-
-static int print_create_thumbnail(SCInterpreter *scin, SCBlock *bl,
- double *w, double *h, void **bvp, void *vp)
-{
- struct print_stuff *ps = vp;
- struct presentation *p = ps->p;
- SCBlock *b;
-
- *w = 270.0*(p->slide_width / p->slide_height);
- *h = 270.0;
- b = bl;
-
- *bvp = b;
-
- return 1;
-}
-
-
-static cairo_surface_t *print_render_thumbnail(int w, int h, void *bvp, void *vp)
-{
- struct print_stuff *ps = vp;
- struct presentation *p = ps->p;
- SCBlock *scblocks = bvp;
- cairo_surface_t *surf;
- struct frame *top;
-
- surf = render_sc(scblocks, w, h, p->slide_width, p->slide_height,
- p->stylesheet, NULL, p->is, ps->slide_number++,
- &top, p->lang);
- frame_free(top);
-
- return surf;
-}
-
-
-static void begin_narrative_print(GtkPrintOperation *op, GtkPrintContext *ctx,
- struct print_stuff *ps)
-{
- SCCallbackList *cbl;
- PangoContext *pc;
- int i, n_pages;
- double h, page_height;
- SCBlock *dummy_top;
-
- cbl = sc_callback_list_new();
- ps->slide_number = 1;
- sc_callback_list_add_callback(cbl, "slide", print_create_thumbnail,
- print_render_thumbnail, NULL, ps);
-
- pc = gtk_print_context_create_pango_context(ctx);
-
- dummy_top = sc_block_new_parent(ps->p->scblocks, "presentation");
- ps->top = interp_and_shape(dummy_top, ps->p->stylesheet, cbl,
- ps->p->is, 0, pc,
- gtk_print_context_get_width(ctx),
- gtk_print_context_get_height(ctx),
- ps->p->lang);
- recursive_wrap(ps->top, pc);
-
- /* Count pages */
- page_height = gtk_print_context_get_height(ctx);
- h = 0.0;
- n_pages = 1;
- ps->start_paras[0] = 0;
- for ( i=0; i<ps->top->n_paras; i++ ) {
- if ( h + paragraph_height(ps->top->paras[i]) > page_height ) {
- /* Paragraph does not fit on page */
- ps->start_paras[n_pages] = i;
- n_pages++;
- h = 0.0;
- }
- h += paragraph_height(ps->top->paras[i]);
- }
- gtk_print_operation_set_n_pages(op, n_pages);
- g_object_unref(pc);
-}
-
-
-static void print_narrative(GtkPrintOperation *op, GtkPrintContext *ctx,
- struct print_stuff *ps, gint page)
-{
- int i;
- double h, page_height;
- cairo_t *cr;
-
- page_height = gtk_print_context_get_height(ctx);
- cr = gtk_print_context_get_cairo_context(ctx);
-
- h = 0.0;
- for ( i=ps->start_paras[page]; i<ps->top->n_paras; i++ ) {
-
- /* Will this paragraph fit? */
- h += paragraph_height(ps->top->paras[i]);
- if ( h > page_height ) return;
-
- cairo_save(cr);
- render_paragraph(cr, ps->top->paras[i], ps->p->is);
- cairo_restore(cr);
-
- cairo_translate(cr, 0.0, paragraph_height(ps->top->paras[i]));
-
- }
-
-
-}
-
-
-
-static void print_begin(GtkPrintOperation *op, GtkPrintContext *ctx, void *vp)
-{
- struct print_stuff *ps = vp;
-
- if ( ps->slides_only ) {
- gtk_print_operation_set_n_pages(op, num_slides(ps->p));
- ps->slide = first_slide(ps->p);
- } else {
- begin_narrative_print(op, ctx, ps);
- }
-}
-
-
-static void print_draw(GtkPrintOperation *op, GtkPrintContext *ctx, gint page,
- void *vp)
-{
- struct print_stuff *ps = vp;
- if ( ps->slides_only ) {
- print_slide_only(op, ctx, ps, page);
- } else {
- print_narrative(op, ctx, ps, page);
- }
-}
-
-
-void run_printing(struct presentation *p, GtkWidget *parent)
-{
- GtkPrintOperation *print;
- GtkPrintOperationResult res;
- struct print_stuff *ps;
-
- ps = malloc(sizeof(struct print_stuff));
- if ( ps == NULL ) return;
- ps->p = p;
- ps->nar_line = 0;
-
- print = gtk_print_operation_new();
- if ( print_settings != NULL ) {
- gtk_print_operation_set_print_settings(print, print_settings);
- }
-
- g_signal_connect(print, "create-custom-widget",
- G_CALLBACK(print_widget), ps);
- g_signal_connect(print, "custom-widget-apply",
- G_CALLBACK(print_widget_apply), ps);
- g_signal_connect(print, "begin_print", G_CALLBACK(print_begin), ps);
- g_signal_connect(print, "draw_page", G_CALLBACK(print_draw), ps);
-
- res = gtk_print_operation_run(print,
- GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG,
- GTK_WINDOW(parent), NULL);
-
- if ( res == GTK_PRINT_OPERATION_RESULT_APPLY ) {
- if ( print_settings != NULL ) {
- g_object_unref(print_settings);
- }
- print_settings = g_object_ref(
- gtk_print_operation_get_print_settings(print));
- }
- g_object_unref(print);
-}
-
diff --git a/src-old/print.h b/src-old/print.h
deleted file mode 100644
index 265b7c1..0000000
--- a/src-old/print.h
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * print.h
- *
- * Copyright © 2016-2018 Thomas White <taw@bitwiz.org.uk>
- *
- * This file is part of Colloquium.
- *
- * Colloquium 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 3 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, see <http://www.gnu.org/licenses/>.
- *
- */
-
-#ifndef PRINT_H
-#define PRINT_H
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-extern void run_printing(struct presentation *p, GtkWidget *parent);
-
-#endif /* PRINT_H */