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print.c
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#include <glib/gi18n.h>
#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 double rel_width[] = { 0.333, 1.166, 0.5, 0.5, 1.0, 1.0, 1.8 };
static int last_page_paginated, last_dive_paginated;
/* dynamically growing array of the first dive to be printed on each
* page in table mode */
static int *first_dive;
static struct options print_options = {PRETTY, 0, 2, FALSE, 65, 15, 12};
typedef struct _Print_params {
int rotation, dives;
double w_scale, h_scale;
} Print_params;
/* 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 * SCALE_PRINT);
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.
*/
/*
* Show a header for the dive containing minimal data
*/
static void show_dive_header(struct dive *dive, cairo_t *cr, double w,
double h, PangoFontDescription *font, double w_scale_factor)
{
double depth;
const char *unit;
int len, decimals, width, height, maxwidth, maxheight;
PangoLayout *layout;
PangoRectangle ink_ext, logic_ext;
struct tm tm;
char buffer[512], divenr[80], *people;
maxwidth = w * PANGO_SCALE;
maxheight = h * PANGO_SCALE * 0.9;
cairo_save(cr);
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);
utc_mkdate(dive->when, &tm);
len = snprintf(buffer, sizeof(buffer),
/*++GETTEXT 80 chars: lead text ("" or localized "Dive #%d - ") weekday, monthname, day, year, hour, min */
_("%1$s%2$s, %3$s %4$d, %5$d %6$d:%7$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 *(1.5/w_scale_factor), 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\nDuration: %d min\n%s"),
decimals, depth, unit,
(dive->duration.seconds+59) / 60,
people);
set_font(layout, font, FONT_NORMAL*(1.5/w_scale_factor), 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.
*/
pango_layout_get_extents (layout, &ink_ext, &logic_ext);
cairo_translate (cr, 0, ink_ext.height /(1.5 * PANGO_SCALE));
pango_layout_set_height(layout, 1);
pango_layout_set_width(layout, width);
set_font(layout, font, FONT_LARGE*(1.5/w_scale_factor), PANGO_ALIGN_LEFT);
pango_layout_set_text(layout, dive->location ? : " ", -1);
cairo_move_to(cr, 0, 0);
pango_cairo_show_layout(cr, layout);
g_object_unref(layout);
cairo_restore(cr);
}
/*
* Show the dive notes
*/
static void show_dive_notes(struct dive *dive, cairo_t *cr, double w,
double h, PangoFontDescription *font, double w_scale_factor)
{
int maxwidth, maxheight;
PangoLayout *layout;
maxwidth = w * PANGO_SCALE;
maxheight = h * PANGO_SCALE * 0.9;
layout = pango_cairo_create_layout(cr);
if (dive->notes) {
pango_layout_set_height(layout, maxheight);
pango_layout_set_width(layout, maxwidth);
set_font(layout, font, FONT_NORMAL*(1.5/w_scale_factor), PANGO_ALIGN_LEFT);
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);
}
/* Print the used gas mix */
static void print_ean_trimix (cairo_t *cr, PangoLayout *layout, int O2, int He){
char buffer[64];
if (He){
snprintf(buffer, sizeof(buffer), "Tx%d/%d", O2, He);
}else{
if (O2){
if (O2 == 100){
snprintf(buffer, sizeof(buffer), _("Oxygen"));
}else{
snprintf(buffer, sizeof(buffer), "EAN%d", O2);
}
}else{
snprintf(buffer, sizeof(buffer), _("air"));
}
}
pango_layout_set_text(layout, buffer, -1);
pango_cairo_show_layout(cr, layout);
}
static unsigned start_pressure(cylinder_t *cyl)
{
return cyl->start.mbar ? : cyl->sample_start.mbar;
}
static unsigned end_pressure(cylinder_t *cyl)
{
return cyl->end.mbar ? : cyl->sample_end.mbar;
}
/* Print the tank data */
static void print_tanks (struct dive *dive, cairo_t *cr, PangoLayout *layout, int maxwidth, int maxheight,
int tank_count, int first_tank, PangoFontDescription *font,
double w_scale_factor)
{
int curwidth, n, i, counter, height_count = 0;
char buffer[80], dataheader1[3][80]= { N_("Cylinder"), N_("Gasmix"),
/*++GETTEXT Gas Used is amount used */
N_("Gas Used")};
PangoRectangle logic_ext;
cairo_save(cr);
/* First create a header */
curwidth = 0;
pango_layout_get_extents(layout, NULL, &logic_ext);
for (i = 0; i < 3; i++) {
cairo_move_to(cr, curwidth / (double) PANGO_SCALE, 0);
pango_layout_set_text(layout, _(dataheader1[i]), -1);
pango_layout_set_justify(layout, 0);
pango_cairo_show_layout(cr, layout);
curwidth = curwidth + maxwidth/ 3;
}
/* Then the cylinder stuff */
n = first_tank;
counter = 0;
pango_layout_get_extents(layout, NULL, &logic_ext);
cairo_translate (cr, 0, logic_ext.height / (double) PANGO_SCALE);
while (n < tank_count && n < first_tank + 4) {
int decimals;
const char *unit, *desc;
double gas_usage;
cylinder_t *cyl = dive->cylinder + n;
/* Get the cylinder gas use in mbar */
gas_usage = start_pressure(cyl) - end_pressure(cyl);
/* Can we turn it into a volume? */
if (cyl->type.size.mliter) {
gas_usage = bar_to_atm(gas_usage / 1000);
gas_usage *= cyl->type.size.mliter;
gas_usage = get_volume_units(gas_usage, &decimals, &unit);
} else {
gas_usage = get_pressure_units(gas_usage, &unit);
decimals = 0;
}
curwidth = 0;
cairo_move_to (cr, curwidth / (double) PANGO_SCALE, 0);
desc = cyl->type.description ? : "";
snprintf(buffer, sizeof(buffer), "%s", desc);
pango_layout_set_text(layout, buffer, -1);
pango_cairo_show_layout(cr, layout);
pango_layout_get_extents(layout, NULL, &logic_ext);
if (logic_ext.height > height_count)
height_count = logic_ext.height;
curwidth += (maxwidth/ 3);
cairo_move_to(cr, curwidth / (double) PANGO_SCALE, 0);
print_ean_trimix (cr, layout,
cyl->gasmix.o2.permille/10,
cyl->gasmix.he.permille/10);
pango_layout_get_extents(layout, NULL, &logic_ext);
if (logic_ext.height > height_count)
height_count = logic_ext.height;
curwidth += (maxwidth/ 3);
cairo_move_to(cr, curwidth / (double) PANGO_SCALE, 0);
snprintf(buffer, sizeof(buffer), _("%.*f %s"),
decimals,
gas_usage,
unit);
pango_layout_set_text(layout, buffer, -1);
pango_cairo_show_layout(cr, layout);
pango_layout_get_extents(layout, NULL, &logic_ext);
if (logic_ext.height > height_count)
height_count = logic_ext.height;
curwidth += (maxwidth/ 3);
n++;
counter++;
cairo_translate (cr, 0, height_count / (double) PANGO_SCALE);
}
g_object_unref (layout);
cairo_restore(cr);
}
/* Print weight system */
static void print_weight_data (struct dive *dive, cairo_t *cr, int maxwidth, int maxheight,
PangoFontDescription *font, double w_scale_factor)
{
int decimals,i;
double totalweight, systemweight, weightsystemcounter;
const char *unit_weight, *desc;
char buffer[80];
PangoLayout *layout;
PangoRectangle ink_extents, logical_extents;
cairo_save(cr);
layout = pango_cairo_create_layout(cr);
pango_layout_set_height(layout,maxheight);
pango_layout_set_width(layout, maxwidth);
pango_layout_set_wrap(layout, PANGO_WRAP_WORD_CHAR);
set_font(layout, font, FONT_SMALL*(1.5/w_scale_factor), PANGO_ALIGN_CENTER);
/* Header for the weight system */
cairo_move_to(cr, 0, 0);
snprintf (buffer, sizeof(buffer),_("Weight System"));
pango_layout_set_text(layout, buffer, -1);
pango_cairo_show_layout(cr, layout);
/* Detail of the weight */
pango_layout_get_extents(layout, &ink_extents, &logical_extents);
cairo_translate (cr, 0, logical_extents.height / (double) PANGO_SCALE);
set_font(layout, font, FONT_SMALL*(1.5/w_scale_factor), PANGO_ALIGN_LEFT);
weightsystemcounter = 0;
for (i=0; i< MAX_WEIGHTSYSTEMS; i++){
systemweight = get_weight_units(dive->weightsystem[i].weight.grams, &decimals, &unit_weight);
if (systemweight != 0){
cairo_move_to(cr, 0, 0);
desc = dive->weightsystem[i].description ? : _("unknown");
snprintf(buffer, sizeof(buffer), _("%s"), desc);
pango_layout_set_text(layout, buffer, -1);
pango_cairo_show_layout(cr, layout);
cairo_move_to(cr,(2 * maxwidth) / (3 * (double) PANGO_SCALE), 0);
snprintf(buffer, sizeof(buffer), _("%.*f %s"),
decimals,
systemweight,
unit_weight);
pango_layout_set_text(layout, buffer, -1);
pango_cairo_show_layout(cr, layout);
weightsystemcounter++;
pango_layout_get_extents(layout, &ink_extents, &logical_extents);
cairo_translate (cr, 0, logical_extents.height / (double) PANGO_SCALE);
}
}
/* Total weight of the system */
totalweight = get_weight_units(total_weight(dive), &decimals, &unit_weight);
cairo_move_to (cr, 0, 0);
snprintf(buffer, sizeof(buffer), _("Total Weight:"));
pango_layout_set_text(layout, buffer, -1);
pango_cairo_show_layout(cr, layout);
cairo_move_to(cr,(2 * maxwidth) / (3 * (double) PANGO_SCALE), 0);
snprintf(buffer, sizeof(buffer), _("%.*f %s\n"),
decimals,
totalweight,
unit_weight);
pango_layout_set_text(layout, buffer, -1);
pango_cairo_show_layout(cr, layout);
g_object_unref (layout);
cairo_restore(cr);
}
/* Print the dive OTUs */
static void print_otus (struct dive *dive, cairo_t *cr, PangoLayout *layout, int maxwidth)
{
char buffer[128];
cairo_move_to (cr,(maxwidth*0.05) / ((double) PANGO_SCALE), 0);
snprintf(buffer, sizeof(buffer), _("OTU"));
pango_layout_set_text(layout, buffer, -1);
pango_cairo_show_layout(cr, layout);
cairo_move_to (cr, (2 * maxwidth) / (3 * (double) PANGO_SCALE), 0);
snprintf(buffer, sizeof(buffer), "%d", dive->otu);
pango_layout_set_text(layout, buffer, -1);
pango_cairo_show_layout(cr, layout);
}
/* Print the dive maxCNS */
static void print_cns (struct dive *dive, cairo_t *cr, PangoLayout *layout, int maxwidth)
{
char buffer[128];
cairo_move_to (cr,(maxwidth*0.05) / ((double) PANGO_SCALE), 0);
snprintf(buffer, sizeof(buffer), _("Max. CNS"));
pango_layout_set_text(layout, buffer, -1);
pango_cairo_show_layout(cr, layout);
cairo_move_to (cr, (2 * maxwidth) / (3 * (double) PANGO_SCALE), 0);
snprintf(buffer, sizeof(buffer), "%d", dive->maxcns);
pango_layout_set_text(layout, buffer, -1);
pango_cairo_show_layout(cr, layout);
}
/* Print the SAC */
static void print_SAC (struct dive *dive, cairo_t *cr, PangoLayout *layout, int maxwidth)
{
double sac;
int decimals;
const char *unit;
char buffer[128];
cairo_move_to (cr,(maxwidth*0.05) / ((double) PANGO_SCALE), 0);
snprintf(buffer, sizeof(buffer), _("SAC"));
pango_layout_set_text(layout, buffer, -1);
pango_cairo_show_layout(cr, layout);
cairo_move_to (cr, maxwidth / (3 * (double) PANGO_SCALE), 0);
/* Need to change the width, and align because of the size of units string */
pango_layout_set_width(layout, 3*maxwidth/4);
pango_layout_set_alignment(layout, PANGO_ALIGN_CENTER);
sac = get_volume_units(dive->sac, &decimals, &unit);
snprintf(buffer, sizeof(buffer), "%.*f %s/min",
decimals,
sac,
unit);
pango_layout_set_text(layout, buffer, -1);
pango_cairo_show_layout(cr, layout);
pango_layout_set_alignment(layout, PANGO_ALIGN_LEFT);
}
/*
* Show the tanks used in the dive, the mix, and the gas consumed
* as pressures are shown in the plot. And other data if we used
* less than four cilynders.
*/
static void show_dive_tanks(struct dive *dive, cairo_t *cr, double w,
double h, PangoFontDescription *font, double w_scale_factor)
{
int maxwidth, maxheight, tank_count;
double line_height, line_width;
PangoLayout *layout;
maxwidth = w * PANGO_SCALE;
maxheight = h * PANGO_SCALE * 0.9;
/* We need to know how many cylinders we used*/
for (tank_count = 0; tank_count < MAX_CYLINDERS; tank_count++){
if (cylinder_nodata(dive->cylinder+tank_count)) {
break;
}
}
/*Create a frame to separate tank area, note the scaling*/
cairo_set_line_width(cr, 0.01);
cairo_set_line_join(cr, CAIRO_LINE_JOIN_MITER);
cairo_rectangle(cr, 0, 0, 2*w, h);
cairo_move_to(cr, w, 0);
cairo_line_to(cr, w, h);
cairo_stroke(cr);
layout = pango_cairo_create_layout(cr);
pango_layout_set_height(layout,maxheight);
pango_layout_set_width(layout, maxwidth/3);
pango_layout_set_wrap(layout, PANGO_WRAP_WORD_CHAR);
set_font(layout, font, (FONT_SMALL*(1.5/w_scale_factor)), PANGO_ALIGN_CENTER);
print_tanks (dive, cr, layout, maxwidth, maxheight, tank_count, 0, font, w_scale_factor);
/* If there are more than 4 tanks use the full width, else print other data*/
if (tank_count > 4){
cairo_save(cr);
cairo_translate (cr, w, 0);
layout = pango_cairo_create_layout(cr);
pango_layout_set_height(layout,maxheight);
pango_layout_set_width(layout, maxwidth/3);
pango_layout_set_wrap(layout, PANGO_WRAP_WORD_CHAR);
set_font(layout, font, (FONT_SMALL*(1.5/w_scale_factor)), PANGO_ALIGN_CENTER);
print_tanks (dive, cr, layout, maxwidth, maxheight, tank_count, 4, font, w_scale_factor);
cairo_restore(cr);
} else {
/* Plot a grid for the data */
line_height = h / 4;
line_width = w / 2;
cairo_move_to(cr, 3 * line_width, 0);
cairo_line_to (cr, 3 * line_width, h);
cairo_move_to (cr, w, line_height);
cairo_line_to (cr, 3 * line_width, line_height);
cairo_move_to (cr, w, 2 * line_height);
cairo_line_to (cr, 3 * line_width, 2 * line_height);
cairo_move_to (cr, w, 3 * line_height);
cairo_line_to (cr, 3 * line_width, 3 * line_height);
cairo_stroke (cr);
cairo_save (cr);
/* and print OTUs, CNS and weight */
cairo_translate (cr, (3.05 * line_width),0);
print_weight_data (dive, cr, maxwidth * 0.90/2 , maxheight, font, w_scale_factor);
cairo_restore (cr);
cairo_save(cr);
layout = pango_cairo_create_layout(cr);
pango_layout_set_height(layout, maxheight);
pango_layout_set_width(layout, maxwidth);
pango_layout_set_wrap(layout, PANGO_WRAP_WORD_CHAR);
set_font(layout, font, FONT_SMALL*(1.5/w_scale_factor), PANGO_ALIGN_LEFT);
cairo_translate (cr, w, line_height/4);
print_SAC (dive, cr, layout, maxwidth * 0.90/2);
cairo_translate (cr, 0, line_height);
print_cns (dive, cr, layout, maxwidth * 0.90/2);
cairo_translate (cr,0, line_height);
print_otus (dive, cr, layout, maxwidth * 0.90/2);
cairo_restore (cr);
}
g_object_unref (layout);
}
static void show_table_header(cairo_t *cr, PangoLayout *layout, double w, gboolean paginate)
{
int i;
double maxwidth, colwidth, curwidth;
char headers[7][80]= { N_("Dive#"), N_("Date"), N_("Depth"), N_("Duration"), N_("Master"),
N_("Buddy"), N_("Location") };
maxwidth = w * PANGO_SCALE;
colwidth = maxwidth / 7;
cairo_move_to(cr, 0, 0);
curwidth = 0;
for (i = 0; i < 7; i++) {
cairo_move_to(cr, curwidth / PANGO_SCALE, 0);
pango_layout_set_width(layout, colwidth * rel_width[i]);
curwidth = curwidth + (colwidth * rel_width[i]);
pango_layout_set_text(layout, _(headers[i]), -1);
pango_layout_set_justify(layout, 0);
if (!paginate)
pango_cairo_show_layout(cr, layout);
}
cairo_move_to(cr, 0, 0);
}
static int show_table_cell(int i, cairo_t *cr, PangoLayout *layout, double colwidth, int height_count,
char *buffer, int len, double *curwidth, double y, gboolean paginate)
{
PangoRectangle logic_ext;
double inner_colwidth = 0.95 * colwidth;
cairo_move_to(cr, *curwidth / PANGO_SCALE, y);
pango_layout_set_width(layout, inner_colwidth * rel_width[i]);
pango_layout_set_text(layout, buffer, len);
pango_layout_set_justify(layout, 0);
if (!paginate)
pango_cairo_show_layout(cr, layout);
*curwidth += colwidth * rel_width[i];
pango_layout_get_extents(layout, NULL, &logic_ext);
if (logic_ext.height > height_count)
height_count = logic_ext.height;
return height_count;
}
static int show_dive_table(struct dive *dive, cairo_t *cr, PangoLayout *layout, double w, double dy, gboolean paginate)
{
double depth;
const char *unit;
int len, decimals;
double maxwidth = w * PANGO_SCALE;
double colwidth = maxwidth / 7;
double curwidth = 0;
int height_count = 0;
struct tm tm;
char buffer[300];
cairo_move_to(cr, 0, dy);
// Col 1: Dive # (1/3 of the regular width)
*buffer = 0;
len = 0;
if (dive->number)
len = snprintf(buffer, sizeof(buffer), "#%d", dive->number);
height_count = show_table_cell(0, cr, layout, colwidth, height_count, buffer, len, &curwidth, dy, paginate);
// Col 2: Date # (1 + 1/6 of the regular width)
utc_mkdate(dive->when, &tm);
len = snprintf(buffer, sizeof(buffer),
/*++GETTEXT 160 chars: weekday, monthname, day, year, hour, min */
_("%1$s, %2$s %3$d, %4$d %5$dh%6$02d"),
weekday(tm.tm_wday),
monthname(tm.tm_mon),
tm.tm_mday, tm.tm_year + 1900,
tm.tm_hour, tm.tm_min
);
height_count = show_table_cell(1, cr, layout, colwidth, height_count, buffer, len, &curwidth, dy, paginate);
// Col 3: Depth (1/2 width)
depth = get_depth_units(dive->maxdepth.mm, &decimals, &unit);
len = snprintf(buffer, sizeof(buffer),
"%.*f %s", decimals, depth, unit);
height_count = show_table_cell(2, cr, layout, colwidth, height_count, buffer, len, &curwidth, dy, paginate);
// Col 4: Duration (1/2 width)
len = snprintf(buffer, sizeof(buffer),
_("%d min"),(dive->duration.seconds + 59) / 60);
height_count = show_table_cell(3, cr, layout, colwidth, height_count, buffer, len, &curwidth, dy, paginate);
// Col 5: Master
height_count = show_table_cell(4, cr, layout, colwidth, height_count, dive->divemaster ? : "", -1, &curwidth, dy, paginate);
// Col 6: Buddy
height_count = show_table_cell(5, cr, layout, colwidth, height_count, dive->buddy ? : "", -1, &curwidth, dy, paginate);
// Col 7: Location
height_count = show_table_cell(6, cr, layout, colwidth, height_count, dive->location ? : "", -1, &curwidth, dy, paginate);
/* Return the biggest column height, will be used to plot the frame and
* and translate the next row */
return (height_count);
}
static void show_dive_profile(struct dive *dive, cairo_t *cr, double w,
double h)
{
int color = print_options.color_selected == 1 ? 2 : 1; /* 1 for B/W, 2 for color */
struct graphics_context gc = {
.printer = color,
.cr = cr,
.drawing_area = { w/20.0, h/20.0, w, h},
};
cairo_save(cr);
plot(&gc, dive, SC_PRINT);
cairo_restore(cr);
}
#define NOTES_BLOCK() \
{\
show_dive_header(dive, cr, w*2, dive_header_height, font, w_scale_factor);\
cairo_translate(cr, 0, dive_header_height); \
show_dive_tanks (dive, cr, w*1, dive_tanks_height, font, w_scale_factor);\
cairo_translate(cr, 0, dive_tanks_height);\
show_dive_notes(dive, cr, w*2, dive_notes_height, font, w_scale_factor);\
cairo_translate(cr, 0, dive_notes_height);\
}
#define PROFILE_BLOCK() \
{\
show_dive_profile(dive, cr, w*2, dive_profile_height);\
cairo_translate(cr, 0, dive_profile_height);\
}
static void print(int divenr, cairo_t *cr, double x, double y, double w,
double h, PangoFontDescription *font, double w_scale_factor)
{
struct dive *dive;
dive = get_dive_for_printing(divenr);
if (!dive)
return;
cairo_save(cr);
/*Create a frame for each print x,y are provided in draw_page()*/
cairo_rectangle(cr, x, y, w, h);
cairo_set_line_width(cr, 0.01);
cairo_set_line_join(cr, CAIRO_LINE_JOIN_MITER);
cairo_stroke(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);
/* 7.5% for the header, 92.5% for the rest */
double dive_header_height = h * 0.15;
double dive_tanks_height = h * ((double) print_options.tanks_height / 108.1 * 2);
double dive_notes_height = h * ((double) print_options.notes_height / 108.1 * 2);
double dive_profile_height = h * ((double) print_options.profile_height / 108.1 * 2);
if (!print_options.notes_up)
PROFILE_BLOCK()
NOTES_BLOCK()
if (print_options.notes_up)
PROFILE_BLOCK()
cairo_restore(cr);
}
/* Plot a grid por each dive */
static void print_table_frame(cairo_t *cr, double x, double y, double w, double h)
{
double curwidth, maxwidth;
int i;
maxwidth = w*2;
curwidth = x;
cairo_rectangle(cr, x, y, maxwidth*0.90, h);
cairo_set_line_width(cr, 0.01);
cairo_set_line_join(cr, CAIRO_LINE_JOIN_MITER);
cairo_stroke(cr);
for (i = 0; i < 6; i++) {
curwidth += maxwidth / 7 * rel_width[i];
cairo_move_to(cr, curwidth, y);
cairo_line_to(cr, curwidth, y + h);
cairo_set_line_width (cr, 0.01);
cairo_stroke(cr);
}
}
/* Positioning factor for height 0,0,1,1,2 ... */
static int pos_h_factor (int z)
{
int factor = z/2;
return (factor);
}
/* Positioning factor for width 0,1,0,1 ... */
static int pos_w_factor (int z)
{
int factor;
if (z == 0 || z==2 || z==4){
factor = 0;
} else {
factor = 1;
}
return (factor);
}
static void cutting_line (cairo_t *cr, double x, double y, double w, double h)
{
const double dashes[] = {0.05, 0.10};
cairo_save (cr);
cairo_translate (cr, x, y);
cairo_set_line_width (cr,0.01);
cairo_set_dash (cr, dashes,1,0);
cairo_move_to (cr, w*1.05,0);
cairo_line_to (cr, w*1.05, h*1.05);
cairo_move_to (cr, 0, h*1.05);
cairo_line_to (cr, w*1.05, h*1.05);
cairo_stroke (cr);
cairo_set_dash(cr,0,0,0);
cairo_restore (cr);
}
static void draw_page(GtkPrintOperation *operation,
GtkPrintContext *context,
gint page_nr,
Print_params *print_params)
{
int nr, i, dives_per_print;
cairo_t *cr;
double w, h;
PangoFontDescription *font;
cr = gtk_print_context_get_cairo_context(context);
font = pango_font_description_from_string("Sans");
/* scale the width and height by defined factors */
w = gtk_print_context_get_width(context)/print_params->w_scale;
h = gtk_print_context_get_height(context)/print_params->h_scale;
/* set the nº of dives to show */
dives_per_print = print_params->dives;
nr = page_nr * dives_per_print;
/* choose if rotate the layouts 90º in rad */
if (print_params->rotation == 1){
cairo_translate (cr, 0, h*print_params->h_scale);
cairo_rotate (cr, -1.57);
}
/*
* Calls print () as many times as defined.
* In two prints option leaves room between prints and plot
* a dashed line for cutting.
*/
for (i = 0; i < dives_per_print; i++)
{
double pos_w = pos_w_factor(i);
double pos_h = pos_h_factor(i);
if (i == 1 && dives_per_print == 2)
pos_w = 1.1;
if (dives_per_print == 2)
cutting_line (cr, w*pos_w, h*pos_h, w, h);
print(nr+i, cr, w*pos_w, h*pos_h, w, h, font, print_params->w_scale);
}
pango_font_description_free(font);
}
static void draw_table(GtkPrintOperation *operation, GtkPrintContext *context, gint page_nr, gpointer user_data)
{
int i, nr, maxwidth, maxheight;
cairo_t *cr;
double w, h, max_ext, delta_y, y;
struct dive *dive;
PangoFontDescription *font;
PangoLayout *layout;
PangoRectangle logic_ext;
gboolean paginate = TRUE;
if (user_data) {
paginate = FALSE;
} else {
first_dive = realloc(first_dive, (page_nr + 1) * sizeof(int));
first_dive[page_nr] = last_dive_paginated + 1;
}
nr = first_dive[page_nr];
cr = gtk_print_context_get_cairo_context(context);
font = pango_font_description_from_string("Sans");
cairo_save(cr);
w = gtk_print_context_get_width(context);
h = gtk_print_context_get_height(context);
maxwidth = w * PANGO_SCALE;
/* let's limit the height so we can fit at least 35 dives */
maxheight = h * PANGO_SCALE * 0.9 / 35;
layout = pango_cairo_create_layout(cr);
pango_layout_set_height(layout, maxheight);
pango_layout_set_width (layout, maxwidth);
pango_layout_set_wrap(layout, PANGO_WRAP_WORD_CHAR);
set_font(layout, font, FONT_LARGE*1.2, PANGO_ALIGN_LEFT);
/* We actually want to scale the text and the lines now */
cairo_scale(cr, 0.5, 0.5);
pango_layout_get_extents(layout, NULL, &logic_ext);
cairo_translate (cr, w/10, 2.0 * logic_ext.height / PANGO_SCALE);
y = 2.0 * logic_ext.height / PANGO_SCALE;
show_table_header(cr, layout, w*2, paginate);
set_font(layout, font, FONT_NORMAL*1.2, PANGO_ALIGN_LEFT);
/* We wanted the header ellipsized but not the data */
pango_layout_set_ellipsize (layout, PANGO_ELLIPSIZE_NONE);
/* Get the height for an only line but move two down */
pango_layout_get_extents(layout, NULL, &logic_ext);
delta_y = logic_ext.height;
cairo_translate (cr, 0, 3.0 * delta_y / PANGO_SCALE);
y += 3.0 * delta_y / PANGO_SCALE;
for (i = 0; i < dive_table.nr - nr; i++) {
dive = get_dive_for_printing(nr+i);
if (!dive)
continue;
/* Write the dive data and get the max. height of the row */
max_ext = show_dive_table(dive, cr, layout, w*2, delta_y / 4 / PANGO_SCALE, paginate);
/* Draw a frame for each row */
if (user_data)
print_table_frame (cr, -0.05, 0, w, (max_ext + delta_y / 2) / PANGO_SCALE);
/* and move down by the max. height of it */
cairo_translate (cr, 0, (max_ext + delta_y / 2) / PANGO_SCALE);
y += (max_ext + delta_y / 2) / PANGO_SCALE;
if (y > 1.95 * h)
break;
}
if (paginate)
last_dive_paginated += i + 1;
cairo_restore (cr);
pango_font_description_free(font);
g_object_unref (layout);
}
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 if (print_options.type == TWOPERPAGE) {
dives_per_page = 2;
} else {
/* set it to one page - gets update during pagination */
dives_per_page = dives;
}
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)
OPTIONCALLBACK(set_twoperpage, type, TWOPERPAGE)
OPTIONCALLBACK(set_notes_up, notes_up, TRUE)
OPTIONCALLBACK(set_profile_up, notes_up, FALSE)
#define OPTIONSELECTEDCALLBACK(name, option) \
static void name(GtkWidget *w, gpointer data) \
{ \
option = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w)); \
}
OPTIONSELECTEDCALLBACK(print_selection_toggle, print_options.print_selected)
OPTIONSELECTEDCALLBACK(color_selection_toggle, print_options.color_selected)
/*
* Hardcoded minimum and maximum values for the scaling spin_buttons
*/
#define profile_height_min (40)
#define tanks_height_min (8)
#define notes_height_min (0)
#define profile_height_max (83)
#define tanks_height_max (17)
#define notes_height_max (52)
/*
* Callback function that sets the values of the heigths for profile
* and tanks. If changed recalculates height for notes.
*/
#define SCALECALLBACK(name, scale1, scale2)\
static void name(GtkWidget *hscale, gpointer *data)\
{ \
print_options.scale1 = gtk_range_get_value(GTK_RANGE(hscale)); \
print_options.notes_height = 100 - print_options.scale1 - print_options.scale2; \
gtk_range_set_value (GTK_RANGE(data), print_options.notes_height); \
}
SCALECALLBACK (prof_hscale, profile_height, tanks_height)
SCALECALLBACK (tanks_hscale, tanks_height, profile_height)
GtkWidget *create_label(const char *fmt, ...)
{
char buf[256];
va_list args;
va_start(args, fmt);
vsnprintf(buf, sizeof(buf), fmt, args);
va_end(args);
return gtk_label_new(buf);
}
static GtkWidget *print_dialog(GtkPrintOperation *operation, gpointer user_data)
{
GtkWidget *vbox, *radio1, *radio2, *radio3, *radio4, *radio5,
*frame, *frame1, *frame2,
*box, *box1, *box2, *box3, *box4,
*button, *colorButton, *label1, *label2, *label3,
*scale_prof_hscale, *scale_tanks_hscale, *scale_notes_hscale, *scrolled_window;
int dives;
gtk_print_operation_set_custom_tab_label(operation, _("Print type"));
scrolled_window = gtk_scrolled_window_new(0, 0);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
vbox = gtk_vbox_new(FALSE, 5);
gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(scrolled_window), vbox);
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, _("6 dives per page"));
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), _("2 dives per page"));
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(radio2),
print_options.type == TWOPERPAGE);
radio3 = gtk_radio_button_new_with_label_from_widget (
GTK_RADIO_BUTTON (radio1), _("Table print"));
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(radio3),
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);
gtk_box_pack_start (GTK_BOX (box), radio3, TRUE, TRUE, 0);
g_signal_connect(radio1, "toggled", G_CALLBACK(set_pretty), NULL);
g_signal_connect(radio2, "toggled", G_CALLBACK(set_twoperpage), NULL);
g_signal_connect(radio3, "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);
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);
}
frame = gtk_frame_new(_("Layout Options"));
gtk_box_pack_start(GTK_BOX(vbox), frame, FALSE, FALSE, 1);
box = gtk_vbox_new(FALSE, 5);
gtk_container_add(GTK_CONTAINER(frame), box);
colorButton = gtk_check_button_new_with_label(_("Print in color"));
g_signal_connect(G_OBJECT(colorButton), "toggled",
G_CALLBACK(color_selection_toggle), NULL);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(colorButton),print_options.color_selected);
gtk_box_pack_start(GTK_BOX(box), colorButton, FALSE, FALSE, 2);
frame1 = gtk_frame_new(_("Ordering"));
gtk_box_pack_start(GTK_BOX(box), frame1, FALSE, FALSE, 5);
box1 = gtk_vbox_new (TRUE, 1);
gtk_container_add(GTK_CONTAINER(frame1), box1);
radio4 = gtk_radio_button_new_with_label (NULL, _("Profile on top"));