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osd-contiki/backyard/platform/gtk/ctk/ctk-gtksim.c

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/*
* Copyright (c) 2002, Adam Dunkels.
* 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.
*
* This file is part of the "ctk" console GUI toolkit for cc65
*
* $Id: ctk-gtksim.c,v 1.1 2008/01/05 21:08:26 oliverschmidt Exp $
*
*/
/* This file provides a very simple implementation of CTK using the
GTK (Gimp toolkit) under FreeBSD/Linux. */
#include "lib/libconio.h"
#include "ctk/ctk.h"
#include "ctk/ctk-draw.h"
#include "ctk/ctk-mouse.h"
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#define FONT_HEIGHT 14
#define FONT_WIDTH 8
#define FONT_HEIGHT_BASELINE 11
GdkPixmap *ctk_gtksim_pixmap = NULL;
GtkWidget *ctk_gtksim_drawing_area;
static GdkFont *font;
static int mouse_x, mouse_y, mouse_button;
static int redrawflag;
void
ctk_gtksim_redraw(void)
{
if(redrawflag) {
gdk_draw_pixmap(ctk_gtksim_drawing_area->window,
ctk_gtksim_drawing_area->style->fg_gc[GTK_WIDGET_STATE (ctk_gtksim_drawing_area)],
ctk_gtksim_pixmap,
0,0,0,0,
CTK_GTKSIM_SCREEN_WIDTH, CTK_GTKSIM_SCREEN_HEIGHT);
redrawflag = 0;
}
}
/*-----------------------------------------------------------------------------------*/
void
ctk_gtksim_set_redrawflag(void)
{
redrawflag = 1;
}
/*-----------------------------------------------------------------------------------*/
void
ctk_arch_draw_char(char c,
unsigned char x, unsigned char y,
unsigned char reversed,
unsigned char color)
{
char str[2];
str[0] = c;
str[1] = 0;
if(reversed) {
gdk_draw_rectangle(ctk_gtksim_pixmap,
ctk_gtksim_drawing_area->style->black_gc,
TRUE,
x * FONT_WIDTH,
y * FONT_HEIGHT,
FONT_WIDTH, FONT_HEIGHT);
gdk_draw_string(ctk_gtksim_pixmap,
font,
ctk_gtksim_drawing_area->style->white_gc,
x * FONT_WIDTH, FONT_HEIGHT_BASELINE + y * FONT_HEIGHT,
str);
} else {
gdk_draw_rectangle(ctk_gtksim_pixmap,
ctk_gtksim_drawing_area->style->white_gc,
TRUE,
x * FONT_WIDTH,
y * FONT_HEIGHT,
FONT_WIDTH, FONT_HEIGHT);
gdk_draw_string(ctk_gtksim_pixmap,
font,
ctk_gtksim_drawing_area->style->black_gc,
x * FONT_WIDTH, FONT_HEIGHT_BASELINE + y * FONT_HEIGHT,
str);
}
gdk_draw_pixmap(ctk_gtksim_drawing_area->window,
ctk_gtksim_drawing_area->style->fg_gc[GTK_WIDGET_STATE (ctk_gtksim_drawing_area)],
ctk_gtksim_pixmap,
x * FONT_WIDTH,
y * FONT_HEIGHT,
x * FONT_WIDTH,
y * FONT_HEIGHT,
FONT_WIDTH, FONT_HEIGHT);
}
/*-----------------------------------------------------------------------------------*/
#define NUMKEYS 100
static ctk_arch_key_t keys[NUMKEYS];
static int firstkey, lastkey;
unsigned char
ctk_arch_keyavail(void)
{
return firstkey != lastkey;
}
/*-----------------------------------------------------------------------------------*/
ctk_arch_key_t
ctk_arch_getkey(void)
{
ctk_arch_key_t key;
key = keys[firstkey];
if(firstkey != lastkey) {
++firstkey;
if(firstkey >= NUMKEYS) {
firstkey = 0;
}
}
return key;
}
/*-----------------------------------------------------------------------------------*/
static gint
configure_event(GtkWidget *widget, GdkEventConfigure *event)
{
if(ctk_gtksim_pixmap != NULL) {
gdk_pixmap_unref(ctk_gtksim_pixmap);
}
ctk_gtksim_pixmap = gdk_pixmap_new(widget->window,
widget->allocation.width,
widget->allocation.height,
-1);
if(ctk_gtksim_pixmap == NULL) {
printf("gdk_pixmap_new == NULL\n");
exit(1);
}
gdk_draw_rectangle(ctk_gtksim_pixmap,
widget->style->white_gc,
TRUE,
0, 0,
widget->allocation.width,
widget->allocation.height);
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)],
ctk_gtksim_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;
}
return TRUE;
}
static gint
key_release_event (GtkWidget * widget, GdkEventKey * event)
{
return TRUE;
}
static gint
motion_notify_event (GtkWidget * widget, GdkEventMotion * event)
{
int x, y;
GdkModifierType state;
if (event->is_hint) {
gdk_window_get_pointer (event->window, &x, &y, &state);
} else {
x = event->x;
y = event->y;
}
mouse_x = x;
mouse_y = y;
return TRUE;
}
static gint
button_press_event (GtkWidget * widget, GdkEventButton * event)
{
mouse_button = event->button;
return TRUE;
}
static gint
button_release_event (GtkWidget * widget, GdkEventButton * event)
{
mouse_button = 0;
return TRUE;
}
static void
quit(void)
{
gtk_exit(0);
}
/*-----------------------------------------------------------------------------------*/
void
ctk_gtksim_init(void)
{
GtkWidget *window;
#if 0
GtkWidget *vbox;
#endif
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_title(window, "Contiki GTKsim");
#if 0
vbox = gtk_vbox_new(FALSE, 0);
gtk_container_add(GTK_CONTAINER (window), vbox);
gtk_widget_show(vbox);
#endif
gtk_signal_connect(GTK_OBJECT (window), "destroy",
GTK_SIGNAL_FUNC (quit), NULL);
/* Create the drawing area */
ctk_gtksim_drawing_area = gtk_drawing_area_new();
gtk_drawing_area_size(GTK_DRAWING_AREA (ctk_gtksim_drawing_area),
CTK_GTKSIM_SCREEN_WIDTH,
CTK_GTKSIM_SCREEN_HEIGHT);
#if 0
gtk_box_pack_start(GTK_BOX(vbox), ctk_gtksim_drawing_area, TRUE, TRUE, 0);
#else
gtk_container_add(GTK_CONTAINER(window), ctk_gtksim_drawing_area);
#endif
gtk_widget_show(ctk_gtksim_drawing_area);
/* Load a fixed width font. */
/* font = gdk_font_load("-*-gamow-medium-r-*-*-*-90-*-*-*-*-*-*");*/
/* font = gdk_font_load("-*-courier-*-r-normal-*-14-*-*-*-m-*-iso8859-1");*/
font = gdk_font_load("-*-courier-medium-r-*-*-12-*-*-*-*-*-iso8859-1");
if(font != NULL) {
printf("Font loaded OK\n");
} else {
printf("Font loading failed\n");
exit(1);
}
/* Signals used to handle backing pixmap */
gtk_signal_connect(GTK_OBJECT (ctk_gtksim_drawing_area), "expose_event",
(GtkSignalFunc) expose_event, NULL);
gtk_signal_connect(GTK_OBJECT (ctk_gtksim_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 (ctk_gtksim_drawing_area), "motion_notify_event",
(GtkSignalFunc) motion_notify_event, NULL);
gtk_signal_connect(GTK_OBJECT (ctk_gtksim_drawing_area), "button_press_event",
(GtkSignalFunc) button_press_event, NULL);
gtk_signal_connect(GTK_OBJECT (ctk_gtksim_drawing_area), "button_release_event",
(GtkSignalFunc) button_release_event, NULL);
gtk_widget_set_events(ctk_gtksim_drawing_area, gtk_widget_get_events (ctk_gtksim_drawing_area)
| GDK_KEY_PRESS_MASK
| GDK_KEY_RELEASE_MASK
| GDK_POINTER_MOTION_MASK
| GDK_POINTER_MOTION_HINT_MASK
| GDK_BUTTON_PRESS_MASK
| GDK_BUTTON_RELEASE_MASK);
gtk_widget_show(window);
}
/*-----------------------------------------------------------------------------------*/
void
ctk_mouse_init(void)
{
}
/*-----------------------------------------------------------------------------------*/
unsigned short
ctk_mouse_x(void)
{
return mouse_x;
}
/*-----------------------------------------------------------------------------------*/
unsigned short
ctk_mouse_y(void)
{
return mouse_y;
}
/*-----------------------------------------------------------------------------------*/
unsigned char
ctk_mouse_button(void)
{
return mouse_button;
}
/*-----------------------------------------------------------------------------------*/
void
ctk_mouse_hide(void)
{
}
/*-----------------------------------------------------------------------------------*/
void
ctk_mouse_show(void)
{
}
/*-----------------------------------------------------------------------------------*/
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