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subsurface/print.c
Pierre-Yves Chibon 823f266eea Have a nice table formating with choosing the 'Table print' option. 
With this commit we finally have a nice table output when we want to print the
list of dives with minimal information.


Signed-off-by: Pierre-Yves Chibon <pingou@pingoured.fr>
2012-08-29 18:02:47 +02:00

586 lines
16 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;
#define PRETTYOPTIONCALLBACK(name, option) \
static void name(GtkWidget *w, gpointer data) \
{ \
option = GTK_TOGGLE_BUTTON(w)->active; \
}
PRETTYOPTIONCALLBACK(print_profiles_toggle, print_options.print_no_profiles)
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(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_pretty_table(int divenr, cairo_t *cr, double x, double y,
double w, double h, PangoFontDescription *font)
{
struct dive *dive;
dive = get_dive(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_text(dive, cr, w*2, h*2, 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(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_pretty_table(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);
h = gtk_print_context_get_height(context)/15;
nr = page_nr*15;
int i;
for (i = 0; i < 15; i++) {
print_pretty_table(nr+i, cr, 0, 0+h*i, w, h, font);
}
pango_font_description_free(font);
}
static void draw_table(GtkPrintOperation *operation,
GtkPrintContext *context,
gint page_nr,
gpointer user_data)
{
int 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);
int i;
for (i = 0; i < n_dive_per_page; i++) {
//for (i = 0; i < 1; i++) {
print_table(nr+i, cr, 0, h*1.5+h*i, w, h, font);
}
pango_font_description_free(font);
}
static void begin_print(GtkPrintOperation *operation, gpointer user_data)
{
int dives_per_page = 1;
if (print_options.type == PRETTY) {
if (print_options.print_no_profiles){
dives_per_page = 15;
} else {
dives_per_page = 6;
}
} else {
dives_per_page = 25;
}
int pages;
pages = (dive_table.nr + dives_per_page - 1) / dives_per_page;
gtk_print_operation_set_n_pages(operation, pages);
}
static void update_print_window(GtkWidget *w) {
if (print_options.type == TABLE) {
// type == table - disable the profile option
gtk_widget_set_sensitive(w, FALSE);
} else {
// type == pretty - enable the profile option
gtk_widget_set_sensitive(w, TRUE);
}
}
#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; \
update_print_window(data); \
}
OPTIONCALLBACK(set_pretty, type, PRETTY)
OPTIONCALLBACK(set_table, type, TABLE)
static GtkWidget *print_dialog(GtkPrintOperation *operation, gpointer user_data)
{
GtkWidget *vbox, *button, *radio1, *radio2, *frame, *box;
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);
frame = gtk_frame_new("Print options");
gtk_box_pack_start(GTK_BOX(vbox), frame, FALSE, FALSE, 1);
box = gtk_hbox_new(FALSE, 3);
gtk_container_add(GTK_CONTAINER(frame), box);
button = gtk_check_button_new_with_label("No dive profiles");
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button),
print_options.print_no_profiles);
gtk_box_pack_start(GTK_BOX(box), button, FALSE, FALSE, 2);
g_signal_connect(G_OBJECT(button), "toggled",
G_CALLBACK(print_profiles_toggle), NULL);
if (print_options.type == TABLE)
// type == table - disable the profile option
gtk_widget_set_sensitive(button, FALSE);
g_signal_connect(radio1, "toggled", G_CALLBACK(set_pretty), button);
g_signal_connect(radio2, "toggled", G_CALLBACK(set_table), button);
gtk_widget_show_all(vbox);
return vbox;
}
static void print_dialog_apply(GtkPrintOperation *operation, GtkWidget *widget, gpointer user_data)
{
if (print_options.type == PRETTY) {
if (print_options.print_no_profiles == TRUE){
g_signal_connect(operation, "draw_page",
G_CALLBACK(draw_pretty_table), NULL);
} else {
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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