nes-proj/platform/netsim/display.c

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/*
* Copyright (c) 2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* $Id: display.c,v 1.1 2006/06/17 22:41:35 adamdunkels Exp $
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#include "dev/leds.h"
#include "display.h"
#include "nodes.h"
#include "node.h"
#include "ether.h"
#include "lib/list.h"
#include "lib/memb.h"
#include "sensor.h"
#include <gtk/gtk.h>
#include <stdio.h>
static GdkPixmap *pixmap = NULL;
static GtkWidget *drawing_area;
#define DISPLAY_WIDTH 400
#define DISPLAY_HEIGHT 300
#define BASESTATION_SIZE 4
#define MAPSCALE 20
#define SCALE 2
#define MARK_SIZE 8
#define DOT_SIZE ether_strength()
#define DOT_INTENSITY 3
struct dot {
struct dot *next;
int x, y;
int size;
int intensity;
};
MEMB(dotsmem, struct dot, 20000);
LIST(dots);
LIST(tempdots);
static int window_is_open;
static GdkGC *intensity_gcs[DOT_INTENSITY];
static GdkGC *intensity_clusterhead;
static GdkGC *intensity_clusterhead_lightgray;
static GdkGC *intensity_clusterhead_red;
static GdkGC *green, *red, *yellow, *black, *white;
static struct nodes_node *marked_node;
/*-----------------------------------------------------------------------------------*/
void
display_redraw(void)
{
int i, j;
struct nodes_node *n, *m;
char string[20];
int x, y;
struct dot *d;
GdkGC *color;
if(!window_is_open) {
return;
}
gdk_draw_rectangle(pixmap,
white,
TRUE,
0, 0,
drawing_area->allocation.width,
drawing_area->allocation.height);
for(i = 0; i < nodes_num(); ++i) {
n = nodes_node(i);
x = n->x;
y = n->y;
if(n->type == NODE_TYPE_CLUSTERHEAD) {
gdk_draw_arc(pixmap,
intensity_clusterhead_lightgray,
TRUE,
x * SCALE - DOT_SIZE * SCALE,
y * SCALE - DOT_SIZE * SCALE,
DOT_SIZE * 2 * SCALE, DOT_SIZE * 2 * SCALE,
0, 360 * 64);
}
if(n == marked_node) {
gdk_draw_arc(pixmap,
red,
FALSE,
x * SCALE - MARK_SIZE * SCALE,
y * SCALE - MARK_SIZE * SCALE,
MARK_SIZE * 2 * SCALE, MARK_SIZE * 2 * SCALE,
0, 360 * 64);
}
}
for(i = 0; i < nodes_num(); ++i) {
n = nodes_node(i);
x = n->x;
y = n->y;
if(n->type == NODE_TYPE_CLUSTERHEAD) {
gdk_draw_rectangle(pixmap,
intensity_clusterhead_red,
TRUE,
x * SCALE,
y * SCALE,
3, 3);
for(j = 0; j < nodes_num(); ++j) {
m = nodes_node(j);
if(m->type == NODE_TYPE_CLUSTERHEAD &&
((x - m->x) * (x - m->x) +
(y - m->y) * (y - m->y) < ether_strength() * ether_strength())) {
gdk_draw_line(pixmap,
intensity_clusterhead,
x * SCALE,
y * SCALE,
m->x * SCALE,
m->y * SCALE);
}
}
} else {
gdk_draw_rectangle(pixmap,
black,
TRUE,
x * SCALE,
y * SCALE,
2, 2);
/* gdk_draw_rectangle(pixmap,
drawing_area->style->white_gc,
TRUE,
x * SCALE,
y * SCALE,
2, 2);*/
if(n->leds & LEDS_GREEN) {
gdk_draw_rectangle(pixmap,
green,
TRUE,
x * SCALE + 2,
y * SCALE,
4, 4);
}
if(n->leds & LEDS_YELLOW) {
gdk_draw_rectangle(pixmap,
yellow,
TRUE,
x * SCALE,
y * SCALE + 2,
4, 4);
}
if(n->leds & LEDS_RED) {
gdk_draw_rectangle(pixmap,
red,
TRUE,
x * SCALE + 2,
y * SCALE + 2,
4, 4);
}
}
}
for(d = list_head(dots); d != NULL; d = d->next) {
gdk_draw_arc(pixmap,
intensity_gcs[d->intensity - 1],
FALSE,
d->x * SCALE - d->size * SCALE,
d->y * SCALE - d->size * SCALE,
d->size * 2 * SCALE, d->size * 2 * SCALE,
0, 360 * 64);
}
gtk_widget_draw(drawing_area, NULL);
}
/*-----------------------------------------------------------------------------------*/
void
display_tick(void)
{
struct dot *d, *e;
struct ether_packet *p;
if(!window_is_open) {
return;
}
/* Fade out active dots. The intensity value of each dot is counted
downwards, and those dots that still have an intensity are placed
in a temporary list. The temporary list is then copied into the
list of all dots. */
list_init(tempdots);
for(d = list_head(dots);
d != NULL;
d = e) {
if(d != NULL) {
e = d->next;
} else {
e = NULL;
}
d->size -= 4;
/* --(d->intensity);*/
if(d->size > 0) {
list_push(tempdots, d);
} else {
memb_free(&dotsmem, (void *)d);
}
}
list_copy(dots, tempdots);
/* Check if there are any new dots that should be placed in the list. */
for(p = ether_packets(); p != NULL; p = p->next) {
d = (struct dot *)memb_alloc(&dotsmem);
if(d != NULL) {
d->x = p->x;
d->y = p->y;
d->size = DOT_SIZE;
d->intensity = DOT_INTENSITY;
list_push(dots, d);
}
}
}
/*-----------------------------------------------------------------------------------*/
static gint
configure_event(GtkWidget *widget, GdkEventConfigure *event)
{
if(pixmap != NULL) {
gdk_pixmap_unref(pixmap);
}
pixmap = gdk_pixmap_new(widget->window,
widget->allocation.width,
widget->allocation.height,
-1);
if(pixmap == NULL) {
printf("gdk_pixmap_new == NULL\n");
exit(1);
}
gdk_draw_rectangle(pixmap,
widget->style->black_gc,
TRUE,
0, 0,
widget->allocation.width,
widget->allocation.height);
/* draw_screen();*/
return TRUE;
}
/* Redraw the screen from the backing pixmap */
static gint
expose_event (GtkWidget * widget, GdkEventExpose * event)
{
/* draw_screen();*/
gdk_draw_pixmap(widget->window,
widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
pixmap,
event->area.x, event->area.y,
event->area.x, event->area.y,
event->area.width, event->area.height);
return FALSE;
}
static gint
key_press_event (GtkWidget * widget, GdkEventKey * event)
{
/* if(event->keyval == GDK_Shift_L ||
event->keyval == GDK_Shift_R) {
return TRUE;
}
keys[lastkey] = event->keyval;
++lastkey;
if(lastkey >= NUMKEYS) {
lastkey = 0;
}*/
if(event->keyval == 'q') {
exit(0);
}
return TRUE;
}
static gint
key_release_event (GtkWidget * widget, GdkEventKey * event)
{
return TRUE;
}
static gint
button_press_event (GtkWidget * widget, GdkEventKey * event)
{
struct dot *d;
struct sensor_data s;
GdkModifierType state;
int x, y;
gdk_window_get_pointer (event->window, &x, &y, &state);
x = ((GdkEventButton*)event)->x / SCALE;
y = ((GdkEventButton*)event)->y / SCALE;
if(state & GDK_BUTTON1_MASK) {
d = (struct dot *)memb_alloc(&dotsmem);
if(d != NULL) {
d->x = x;
d->y = y;
d->size = sensor_strength();
d->intensity = DOT_INTENSITY - 2;
list_push(dots, d);
}
sensor_data_init(&s);
s.pir = 1;
s.button = 0;
s.vib = 0;
ether_send_sensor_data(&s, x, y, sensor_strength());
} else if(state & GDK_BUTTON2_MASK) {
sensor_data_init(&s);
s.pir = 0;
s.button = 1;
s.vib = 0;
if(marked_node != NULL) {
ether_send_sensor_data(&s, marked_node->x, marked_node->y, 1);
}
} else if(state & GDK_BUTTON3_MASK) {
sensor_data_init(&s);
s.pir = 0;
s.button = 0;
s.vib = 1;
if(marked_node != NULL) {
ether_send_sensor_data(&s, marked_node->x, marked_node->y, 1);
}
}
return TRUE;
}
static gint
pointer_motion_event (GtkWidget * widget, GdkEventMotion * event)
{
struct dot *d;
struct sensor_data s;
GdkModifierType state;
int x, y;
struct nodes_node *node, *closest;
int nodex, nodey;
unsigned long dist;
int i;
if(event->is_hint) {
return TRUE;
}
gdk_window_get_pointer (event->window, &x, &y, &state);
x /= SCALE;
y /= SCALE;
if(state & GDK_BUTTON1_MASK) {
d = (struct dot *)memb_alloc(&dotsmem);
if(d != NULL) {
d->x = x;
d->y = y;
d->size = sensor_strength();
d->intensity = DOT_INTENSITY - 2;
list_push(dots, d);
}
sensor_data_init(&s);
s.pir = 1;
ether_send_sensor_data(&s, x, y, sensor_strength());
} else {
/* Find the closest node and mark it. */
closest = NULL;
dist = 0;
for(i = 0; i < nodes_num(); ++i) {
node = nodes_node(i);
nodex = node->x;
nodey = node->y;
if(closest == NULL ||
(x - nodex) * (x - nodex) + (y - nodey) * (y - nodey) < dist) {
dist = (x - nodex) * (x - nodex) + (y - nodey) * (y - nodey);
closest = node;
}
}
marked_node = closest;
}
return TRUE;
}
static void
quit(void)
{
gtk_exit(0);
}
/*-----------------------------------------------------------------------------------*/
static void (* idle)(void);
static gint
idle_callback(gpointer data)
{
idle();
return TRUE;
}
/*-----------------------------------------------------------------------------------*/
static GdkGC *
get_color(unsigned short r, unsigned short g, unsigned short b)
{
GdkGCValues values;
GdkColor color;
color.pixel = 0;
color.red = r;
color.green = g;
color.blue = b;
if(gdk_colormap_alloc_color(gdk_colormap_get_system(),
&color, FALSE, TRUE)) {
}
values.foreground = color;
return gdk_gc_new_with_values(drawing_area->window,
&values,
GDK_GC_FOREGROUND);
}
/*-----------------------------------------------------------------------------------*/
void
display_init(void (* idlefunc)(void), int time, int with_gui)
{
int i;
GtkWidget *window;
GtkWidget *vbox;
GdkGCValues values;
GdkColor color;
memb_init(&dotsmem);
list_init(dots);
list_init(tempdots);
gtk_init(NULL, NULL);
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_title(window, "Contiki simulation display");
vbox = gtk_vbox_new(FALSE, 0);
gtk_container_add(GTK_CONTAINER (window), vbox);
gtk_widget_show(vbox);
gtk_signal_connect(GTK_OBJECT (window), "destroy",
GTK_SIGNAL_FUNC (quit), NULL);
/* Create the drawing area */
drawing_area = gtk_drawing_area_new();
gtk_drawing_area_size(GTK_DRAWING_AREA (drawing_area),
DISPLAY_WIDTH,
DISPLAY_HEIGHT);
gtk_box_pack_start(GTK_BOX(vbox), drawing_area, TRUE, TRUE, 0);
gtk_widget_show(drawing_area);
/* Signals used to handle backing pixmap */
gtk_signal_connect(GTK_OBJECT (drawing_area), "expose_event",
(GtkSignalFunc) expose_event, NULL);
gtk_signal_connect(GTK_OBJECT (drawing_area), "configure_event",
(GtkSignalFunc) configure_event, NULL);
/* Event signals */
gtk_signal_connect(GTK_OBJECT (window), "key_press_event",
(GtkSignalFunc) key_press_event, NULL);
gtk_signal_connect(GTK_OBJECT (window), "key_release_event",
(GtkSignalFunc) key_release_event, NULL);
gtk_signal_connect(GTK_OBJECT (window), "button_press_event",
(GtkSignalFunc) button_press_event, NULL);
gtk_signal_connect(GTK_OBJECT (window), "motion_notify_event",
(GtkSignalFunc) pointer_motion_event, NULL);
gtk_widget_set_events(drawing_area,GDK_KEY_PRESS_MASK
| GDK_KEY_RELEASE_MASK | GDK_BUTTON_PRESS_MASK
| GDK_POINTER_MOTION_MASK);
/* gtk_window_iconify(window);*/
if(with_gui) {
gtk_widget_show(window);
window_is_open = with_gui;
}
idle = idlefunc;
gtk_timeout_add(time, idle_callback, NULL);
if(with_gui) {
for(i = 0; i < DOT_INTENSITY; ++i) {
color.pixel = 0;
color.red = 0;
color.green = ((DOT_INTENSITY + 1) * 0xffff) / (i + 1);
color.blue = ((DOT_INTENSITY + 1) * 0xffff) / (i + 1);
if(gdk_colormap_alloc_color(gdk_colormap_get_system(),
&color, FALSE, TRUE)) {
}
values.foreground = color;
intensity_gcs[i] = gdk_gc_new_with_values(drawing_area->window, &values,
GDK_GC_FOREGROUND);
}
color.pixel = 0;
color.red = 0xbfff;
color.green = 0xbfff;
color.blue = 0xbfff;
if(gdk_colormap_alloc_color(gdk_colormap_get_system(),
&color, FALSE, TRUE)) {
}
values.foreground = color;
intensity_clusterhead = gdk_gc_new_with_values(drawing_area->window, &values,
GDK_GC_FOREGROUND);
color.pixel = 0;
color.red = 0xefff;
color.green = 0xefff;
color.blue = 0xefff;
if(gdk_colormap_alloc_color(gdk_colormap_get_system(),
&color, FALSE, TRUE)) {
}
values.foreground = color;
intensity_clusterhead_lightgray = gdk_gc_new_with_values(drawing_area->window, &values,
GDK_GC_FOREGROUND);
color.pixel = 0;
color.red = 0xffff;
color.green = 0;
color.blue = 0;
if(gdk_colormap_alloc_color(gdk_colormap_get_system(),
&color, FALSE, TRUE)) {
}
values.foreground = color;
intensity_clusterhead_red = gdk_gc_new_with_values(drawing_area->window, &values,
GDK_GC_FOREGROUND);
red = get_color(0xffff, 0, 0);
green = get_color(0, 0xffff, 0);
yellow = get_color(0xffff, 0xffff, 0);
black = get_color(0, 0, 0);
white = get_color(0xffff, 0xffff, 0xffff);
}
}
/*-----------------------------------------------------------------------------------*/
void
display_run(void)
{
gtk_main();
}
/*-----------------------------------------------------------------------------------*/