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subsurface/print.c
Pierre-Yves Chibon fd29a68a13 Add the 'Print only selection' checkbox in the print options 
With this commit, if few dives are selected by default it will
only print the selected dives but in the option panel there is
a checkbox that allows to print all dives and not only the
selection.

Signed-off-by: Pierre-Yves Chibon <pingou@pingoured.fr>
2012-09-03 10:20:56 +02:00

550 lines
15 KiB
C
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#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#include <gtk/gtk.h>
#include "dive.h"
#include "display.h"
#include "display-gtk.h"
#define FONT_NORMAL (12)
#define FONT_SMALL (FONT_NORMAL / 1.2)
#define FONT_LARGE (FONT_NORMAL * 1.2)
static struct options print_options;
/* Return the 'i'th dive for printing, taking our dive selection into account */
static struct dive *get_dive_for_printing(int idx)
{
if (print_options.print_selected) {
int i;
struct dive *dive;
for_each_dive(i, dive) {
if (!dive->selected)
continue;
if (!idx)
return dive;
idx--;
}
return NULL;
}
return get_dive(idx);
}
static void set_font(PangoLayout *layout, PangoFontDescription *font,
double size, int align)
{
pango_font_description_set_size(font, size * PANGO_SCALE);
pango_layout_set_font_description(layout, font);
pango_layout_set_ellipsize(layout, PANGO_ELLIPSIZE_END);
pango_layout_set_alignment(layout, align);
}
/*
* You know what? Maybe somebody can do a real Pango layout thing.
* This is hacky.
*/
static void show_dive_text(struct dive *dive, cairo_t *cr, double w,
double h, PangoFontDescription *font)
{
double depth;
const char *unit;
int len, decimals, width, height, maxwidth, maxheight;
PangoLayout *layout;
struct tm *tm;
char buffer[80], divenr[20], *people;
maxwidth = w * PANGO_SCALE;
maxheight = h * PANGO_SCALE * 0.9;
layout = pango_cairo_create_layout(cr);
pango_layout_set_width(layout, maxwidth);
pango_layout_set_height(layout, maxheight);
*divenr = 0;
if (dive->number)
snprintf(divenr, sizeof(divenr), "Dive #%d - ", dive->number);
tm = gmtime(&dive->when);
len = snprintf(buffer, sizeof(buffer),
"%s%s, %s %d, %d %d:%02d",
divenr,
weekday(tm->tm_wday),
monthname(tm->tm_mon),
tm->tm_mday, tm->tm_year + 1900,
tm->tm_hour, tm->tm_min);
set_font(layout, font, FONT_LARGE, PANGO_ALIGN_LEFT);
pango_layout_set_text(layout, buffer, len);
pango_layout_get_size(layout, &width, &height);
cairo_move_to(cr, 0, 0);
pango_cairo_show_layout(cr, layout);
people = dive->buddy;
if (!people || !*people) {
people = dive->divemaster;
if (!people)
people = "";
}
depth = get_depth_units(dive->maxdepth.mm, &decimals, &unit);
snprintf(buffer, sizeof(buffer),
"Max depth: %.*f %s\n"
"Duration: %d min\n"
"%s",
decimals, depth, unit,
(dive->duration.seconds+59) / 60,
people);
set_font(layout, font, FONT_SMALL, PANGO_ALIGN_RIGHT);
pango_layout_set_text(layout, buffer, -1);
cairo_move_to(cr, 0, 0);
pango_cairo_show_layout(cr, layout);
/*
* Show the dive location
*
* .. or at least a space to get the size.
*
* Move down by the size of the date, and limit the
* width to the same width as the date string.
*/
cairo_translate(cr, 0, height / (double) PANGO_SCALE);
maxheight -= height;
pango_layout_set_height(layout, 1);
pango_layout_set_width(layout, width);
set_font(layout, font, FONT_NORMAL, PANGO_ALIGN_LEFT);
pango_layout_set_text(layout, dive->location ? : " ", -1);
cairo_move_to(cr, 0, 0);
pango_cairo_show_layout(cr, layout);
pango_layout_get_size(layout, &width, &height);
/*
* Show the dive notes
*/
if (dive->notes) {
/* Move down by the size of the location (x2) */
height = height * 2;
cairo_translate(cr, 0, height / (double) PANGO_SCALE);
maxheight -= height;
/* Use the full width and remaining height for notes */
pango_layout_set_height(layout, maxheight);
pango_layout_set_width(layout, maxwidth);
pango_layout_set_wrap(layout, PANGO_WRAP_WORD_CHAR);
pango_layout_set_justify(layout, 1);
pango_layout_set_text(layout, dive->notes, -1);
cairo_move_to(cr, 0, 0);
pango_cairo_show_layout(cr, layout);
}
g_object_unref(layout);
}
static void show_table_header(cairo_t *cr, double w, double h,
PangoFontDescription *font)
{
int maxwidth, maxheight, colwidth, i, curwidth;
PangoLayout *layout;
char headers[7][80]= { "Dive#", "Date", "Depth", "Time", "Master",
"Buddy", "Location" };
maxwidth = w * PANGO_SCALE;
maxheight = h * PANGO_SCALE * 0.9;
colwidth = maxwidth / 7;
layout = pango_cairo_create_layout(cr);
cairo_move_to(cr, 0, 0);
pango_layout_set_height(layout, maxheight);
set_font(layout, font, FONT_LARGE, PANGO_ALIGN_LEFT);
curwidth = 0;
for (i = 0; i < 7; i++) {
cairo_move_to(cr, curwidth / PANGO_SCALE, 0);
if (i == 0 || i == 2 || i == 3 ){
// Column 0, 2 and 3 (Dive #, Depth and Time) get 1/2 width
pango_layout_set_width(layout, colwidth/ (double) 2);
curwidth = curwidth + (colwidth / 2);
} else {
pango_layout_set_width(layout, colwidth);
curwidth = curwidth + colwidth;
}
pango_layout_set_text(layout, headers[i], -1);
pango_layout_set_justify(layout, 1);
pango_cairo_show_layout(cr, layout);
}
cairo_move_to(cr, 0, 0);
g_object_unref(layout);
}
static void show_dive_table(struct dive *dive, cairo_t *cr, double w,
double h, PangoFontDescription *font)
{
double depth;
const char *unit;
int len, decimals, maxwidth, maxheight, colwidth, curwidth;
PangoLayout *layout;
struct tm *tm;
char buffer[160], divenr[20];
maxwidth = w * PANGO_SCALE;
maxheight = h * PANGO_SCALE * 0.9;
colwidth = maxwidth / 7;
layout = pango_cairo_create_layout(cr);
cairo_move_to(cr, 0, 0);
pango_layout_set_width(layout, colwidth);
pango_layout_set_height(layout, maxheight);
set_font(layout, font, FONT_NORMAL, PANGO_ALIGN_LEFT);
cairo_move_to(cr, 0, 0);
curwidth = 0;
// Col 1: Dive #
*divenr = 0;
if (dive->number)
snprintf(divenr, sizeof(divenr), "#%d", dive->number);
pango_layout_set_width(layout, colwidth/ (double) 2);
pango_layout_set_text(layout, divenr, -1);
pango_layout_set_justify(layout, 1);
pango_cairo_show_layout(cr, layout);
curwidth = curwidth + (colwidth / 2);
// Col 2: Date #
pango_layout_set_width(layout, colwidth);
tm = gmtime(&dive->when);
len = snprintf(buffer, sizeof(buffer),
"%s, %s %d, %d %dh%02d",
weekday(tm->tm_wday),
monthname(tm->tm_mon),
tm->tm_mday, tm->tm_year + 1900,
tm->tm_hour, tm->tm_min
);
cairo_move_to(cr, curwidth / PANGO_SCALE, 0);
pango_layout_set_text(layout, buffer, len);
pango_layout_set_justify(layout, 1);
pango_cairo_show_layout(cr, layout);
curwidth = curwidth + colwidth;
// Col 3: Depth
depth = get_depth_units(dive->maxdepth.mm, &decimals, &unit);
len = snprintf(buffer, sizeof(buffer),
"%.*f %s", decimals, depth, unit);
cairo_move_to(cr, curwidth / PANGO_SCALE, 0);
pango_layout_set_width(layout, colwidth/ (double) 2);
pango_layout_set_text(layout, buffer, len);
pango_layout_set_justify(layout, 1);
pango_cairo_show_layout(cr, layout);
curwidth = curwidth + (colwidth / 2);
// Col 4: Time
len = snprintf(buffer, sizeof(buffer),
"%d min",(dive->duration.seconds+59) / 60);
cairo_move_to(cr, curwidth / PANGO_SCALE, 0);
pango_layout_set_width(layout, colwidth/ (double) 2);
pango_layout_set_text(layout, buffer, len);
pango_layout_set_justify(layout, 1);
pango_cairo_show_layout(cr, layout);
curwidth = curwidth + (colwidth / 2);
// Col 5: Master
pango_layout_set_width(layout, colwidth);
cairo_move_to(cr, curwidth / PANGO_SCALE, 0);
pango_layout_set_text(layout, dive->divemaster ? : " ", -1);
pango_layout_set_justify(layout, 1);
pango_cairo_show_layout(cr, layout);
curwidth = curwidth + colwidth;
// Col 6: Buddy
cairo_move_to(cr, curwidth / PANGO_SCALE, 0);
pango_layout_set_text(layout, dive->buddy ? : " ", -1);
pango_layout_set_justify(layout, 1);
pango_cairo_show_layout(cr, layout);
curwidth = curwidth + colwidth;
// Col 7: Location
cairo_move_to(cr, curwidth / PANGO_SCALE, 0);
pango_layout_set_width(layout, maxwidth - curwidth);
pango_layout_set_text(layout, dive->location ? : " ", -1);
pango_layout_set_justify(layout, 1);
pango_cairo_show_layout(cr, layout);
g_object_unref(layout);
}
static void show_dive_profile(struct dive *dive, cairo_t *cr, double w,
double h)
{
cairo_rectangle_int_t drawing_area = { w/20.0, h/20.0, w, h};
struct graphics_context gc = {
.printer = 1,
.cr = cr
};
cairo_save(cr);
plot(&gc, &drawing_area, dive);
cairo_restore(cr);
}
static void print(int divenr, cairo_t *cr, double x, double y, double w,
double h, PangoFontDescription *font)
{
struct dive *dive;
dive = get_dive_for_printing(divenr);
if (!dive)
return;
cairo_save(cr);
cairo_translate(cr, x, y);
/* Plus 5% on all sides */
cairo_translate(cr, w/20, h/20);
w *= 0.9; h *= 0.9;
/* We actually want to scale the text and the lines now */
cairo_scale(cr, 0.5, 0.5);
/* Dive plot in the upper two thirds - note the scaling */
show_dive_profile(dive, cr, w*2, h*1.33);
/* Dive information in the lower third */
cairo_translate(cr, 0, h*1.33);
show_dive_text(dive, cr, w*2, h*0.67, font);
cairo_restore(cr);
}
static void print_table_header(cairo_t *cr, double x, double y,
double w, double h, PangoFontDescription *font)
{
cairo_save(cr);
cairo_translate(cr, x, y);
/* Plus 5% on all sides */
cairo_translate(cr, w/20, h/20);
w *= 0.9; h *= 0.9;
/* We actually want to scale the text and the lines now */
cairo_scale(cr, 0.5, 0.5);
show_table_header(cr, w*2, h*2, font);
cairo_restore(cr);
}
static void print_table(int divenr, cairo_t *cr, double x, double y,
double w, double h, PangoFontDescription *font)
{
struct dive *dive;
dive = get_dive_for_printing(divenr);
if (!dive)
return;
cairo_save(cr);
cairo_translate(cr, x, y);
/* Plus 5% on all sides */
cairo_translate(cr, w/20, h/20);
w *= 0.9; h *= 0.9;
/* We actually want to scale the text and the lines now */
cairo_scale(cr, 0.5, 0.5);
show_dive_table(dive, cr, w*2, h*2, font);
cairo_restore(cr);
}
static void draw_page(GtkPrintOperation *operation,
GtkPrintContext *context,
gint page_nr,
gpointer user_data)
{
int nr;
cairo_t *cr;
double w, h;
PangoFontDescription *font;
cr = gtk_print_context_get_cairo_context(context);
font = pango_font_description_from_string("Sans");
w = gtk_print_context_get_width(context)/2;
h = gtk_print_context_get_height(context)/3;
nr = page_nr*6;
print(nr+0, cr, 0, 0, w, h, font);
print(nr+1, cr, w, 0, w, h, font);
print(nr+2, cr, 0, h, w, h, font);
print(nr+3, cr, w, h, w, h, font);
print(nr+4, cr, 0, 2*h, w, h, font);
print(nr+5, cr, w, 2*h, w, h, font);
pango_font_description_free(font);
}
static void draw_table(GtkPrintOperation *operation,
GtkPrintContext *context,
gint page_nr,
gpointer user_data)
{
int i, nr;
int n_dive_per_page = 25;
cairo_t *cr;
double w, h;
PangoFontDescription *font;
cr = gtk_print_context_get_cairo_context(context);
font = pango_font_description_from_string("Sans");
w = gtk_print_context_get_width(context);
h = gtk_print_context_get_height(context)/(n_dive_per_page+1);
nr = page_nr*n_dive_per_page;
print_table_header(cr, 0, 0+h, w, h, font);
for (i = 0; i < n_dive_per_page; i++) {
print_table(nr+i, cr, 0, h*1.5+h*i, w, h, font);
}
pango_font_description_free(font);
}
static int nr_selected_dives(void)
{
int i, dives;
struct dive *dive;
dives = 0;
for_each_dive(i, dive)
dives += dive->selected;
return dives;
}
static void begin_print(GtkPrintOperation *operation, gpointer user_data)
{
int pages, dives;
int dives_per_page;
dives = nr_selected_dives();
if (!print_options.print_selected)
dives = dive_table.nr;
if (print_options.type == PRETTY) {
dives_per_page = 6;
} else {
dives_per_page = 25;
}
pages = (dives + dives_per_page - 1) / dives_per_page;
gtk_print_operation_set_n_pages(operation, pages);
}
#define OPTIONCALLBACK(name, type, value) \
static void name(GtkWidget *w, gpointer data) \
{\
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) \
print_options.type = value; \
}
OPTIONCALLBACK(set_pretty, type, PRETTY)
OPTIONCALLBACK(set_table, type, TABLE)
#define OPTIONSELECTEDCALLBACK(name, option) \
static void name(GtkWidget *w, gpointer data) \
{ \
option = GTK_TOGGLE_BUTTON(w)->active; \
}
OPTIONSELECTEDCALLBACK(print_selection_toggle, print_options.print_selected)
static GtkWidget *print_dialog(GtkPrintOperation *operation, gpointer user_data)
{
GtkWidget *vbox, *radio1, *radio2, *frame, *box;
int dives;
gtk_print_operation_set_custom_tab_label(operation, "Dive details");
vbox = gtk_vbox_new(TRUE, 5);
frame = gtk_frame_new("Print type");
gtk_box_pack_start(GTK_BOX(vbox), frame, FALSE, FALSE, 1);
box = gtk_hbox_new(FALSE, 2);
gtk_container_add(GTK_CONTAINER(frame), box);
radio1 = gtk_radio_button_new_with_label (NULL, "Pretty print");
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(radio1),
print_options.type == PRETTY);
radio2 = gtk_radio_button_new_with_label_from_widget (
GTK_RADIO_BUTTON (radio1), "Table print");
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(radio2),
print_options.type == TABLE);
gtk_box_pack_start (GTK_BOX (box), radio1, TRUE, TRUE, 0);
gtk_box_pack_start (GTK_BOX (box), radio2, TRUE, TRUE, 0);
g_signal_connect(radio1, "toggled", G_CALLBACK(set_pretty), NULL);
g_signal_connect(radio2, "toggled", G_CALLBACK(set_table), NULL);
dives = nr_selected_dives();
print_options.print_selected = dives >= 1;
if (print_options.print_selected) {
frame = gtk_frame_new("Print selection");
gtk_box_pack_start(GTK_BOX(vbox), frame, FALSE, FALSE, 1);
box = gtk_hbox_new(FALSE, 1);
gtk_container_add(GTK_CONTAINER(frame), box);
GtkWidget *button;
button = gtk_check_button_new_with_label("Print only selected dives");
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button),
print_options.print_selected);
gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, 2);
g_signal_connect(G_OBJECT(button), "toggled",
G_CALLBACK(print_selection_toggle), NULL);
}
gtk_widget_show_all(vbox);
return vbox;
}
static void print_dialog_apply(GtkPrintOperation *operation, GtkWidget *widget, gpointer user_data)
{
if (print_options.type == PRETTY) {
g_signal_connect(operation, "draw_page",
G_CALLBACK(draw_page), NULL);
} else {
g_signal_connect(operation, "draw_page",
G_CALLBACK(draw_table), NULL);
}
}
static GtkPrintSettings *settings = NULL;
void do_print(void)
{
GtkPrintOperation *print;
GtkPrintOperationResult res;
repaint_dive();
print = gtk_print_operation_new();
gtk_print_operation_set_unit(print, GTK_UNIT_POINTS);
if (settings != NULL)
gtk_print_operation_set_print_settings(print, settings);
g_signal_connect(print, "create-custom-widget", G_CALLBACK(print_dialog), NULL);
g_signal_connect(print, "custom-widget-apply", G_CALLBACK(print_dialog_apply), NULL);
g_signal_connect(print, "begin_print", G_CALLBACK(begin_print), NULL);
res = gtk_print_operation_run(print, GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG,
GTK_WINDOW(main_window), NULL);
if (res == GTK_PRINT_OPERATION_RESULT_APPLY) {
if (settings != NULL)
g_object_unref(settings);
settings = g_object_ref(gtk_print_operation_get_print_settings(print));
}
g_object_unref(print);
}
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