/***********************************************************
-* Rocks'n'Diamonds -- McDuffin Strikes Back! *
+* Artsoft Retro-Game Library *
*----------------------------------------------------------*
-* ©1995 Artsoft Development *
-* Holger Schemel *
-* 33659 Bielefeld-Senne *
-* Telefon: (0521) 493245 *
-* eMail: aeglos@valinor.owl.de *
-* aeglos@uni-paderborn.de *
-* q99492@pbhrzx.uni-paderborn.de *
+* (c) 1994-2001 Artsoft Entertainment *
+* Holger Schemel *
+* Detmolder Strasse 189 *
+* 33604 Bielefeld *
+* Germany *
+* e-mail: info@artsoft.org *
*----------------------------------------------------------*
-* x11.c *
+* x11.c *
***********************************************************/
-#include "libgame.h"
+#include "system.h"
+#include "pcx.h"
+#include "misc.h"
+#include "setup.h"
-#if defined(TARGET_X11)
-#if 0
-#include "main_TMP.h"
-#endif
-
-#if 0
-struct IconFileInfo
-{
- char *picture_filename;
- char *picturemask_filename;
-};
-#endif
+#if defined(TARGET_X11)
static void X11InitDisplay();
-static DrawWindow X11InitWindow();
+static DrawWindow *X11InitWindow();
inline void X11InitVideoDisplay(void)
{
video.default_depth = XDefaultDepth(display, screen);
}
-inline void X11InitVideoBuffer(DrawBuffer *backbuffer, DrawWindow *window)
+inline void X11InitVideoBuffer(DrawBuffer **backbuffer, DrawWindow **window)
{
*window = X11InitWindow();
- XMapWindow(display, *window);
+ XMapWindow(display, (*window)->drawable);
FlushDisplay();
/* create additional (off-screen) buffer for double-buffering */
/* got appropriate visual? */
if (depth < 8)
- {
- printf("Sorry, displays with less than 8 bits per pixel not supported.\n");
- exit(-1);
- }
+ Error(ERR_EXIT, "X11 display not supported (less than 8 bits per pixel)");
else if ((depth ==8 && visual->class != PseudoColor) ||
(depth > 8 && visual->class != TrueColor &&
visual->class != DirectColor))
- {
- printf("Sorry, cannot get appropriate visual.\n");
- exit(-1);
- }
+ Error(ERR_EXIT, "X11 display not supported (inappropriate visual)");
#endif /* !PLATFORM_MSDOS */
}
-static DrawWindow X11InitWindow()
+static DrawWindow *X11InitWindow()
{
- Window window;
+ DrawWindow *new_window = CreateBitmapStruct();
unsigned int border_width = 4;
XGCValues gc_values;
unsigned long gc_valuemask;
Pixmap icon_pixmap, iconmask_pixmap;
unsigned int icon_width, icon_height;
int icon_hot_x, icon_hot_y;
+#if 0
char icon_filename[256];
+#endif
XSizeHints size_hints;
XWMHints wm_hints;
XClassHint class_hints;
unsigned long pen_fg = WhitePixel(display,screen);
unsigned long pen_bg = BlackPixel(display,screen);
const int width = video.width, height = video.height;
+ int i;
#if 0
#if !defined(PLATFORM_MSDOS)
win_xpos = (screen_width - width) / 2;
win_ypos = (screen_height - height) / 2;
- window = XCreateSimpleWindow(display, RootWindow(display, screen),
- win_xpos, win_ypos, width, height, border_width,
- pen_fg, pen_bg);
+ new_window->drawable = XCreateSimpleWindow(display,
+ RootWindow(display, screen),
+ win_xpos, win_ypos,
+ width, height, border_width,
+ pen_fg, pen_bg);
#if !defined(PLATFORM_MSDOS)
proto_atom = XInternAtom(display, "WM_PROTOCOLS", FALSE);
delete_atom = XInternAtom(display, "WM_DELETE_WINDOW", FALSE);
if ((proto_atom != None) && (delete_atom != None))
- XChangeProperty(display, window, proto_atom, XA_ATOM, 32,
+ XChangeProperty(display, new_window->drawable, proto_atom, XA_ATOM, 32,
PropModePrepend, (unsigned char *) &delete_atom, 1);
#if 0
- sprintf(icon_filename, "%s/%s/%s",
- options.ro_base_directory, GRAPHICS_DIRECTORY,
+ sprintf(icon_filename, "%s/%s", options.graphics_directory,
icon_pic.picture_filename);
#endif
- XReadBitmapFile(display, window, program.x11_icon_filename,
- &icon_width, &icon_height,
- &icon_pixmap, &icon_hot_x, &icon_hot_y);
- if (!icon_pixmap)
- Error(ERR_EXIT, "cannot read icon bitmap file '%s'", icon_filename);
+ if (XReadBitmapFile(display, new_window->drawable,
+ getCustomImageFilename(program.x11_icon_filename),
+ &icon_width, &icon_height, &icon_pixmap,
+ &icon_hot_x, &icon_hot_y) != BitmapSuccess)
+ Error(ERR_EXIT, "cannot read icon bitmap file '%s'",
+ program.x11_icon_filename);
#if 0
- sprintf(icon_filename, "%s/%s/%s",
- options.ro_base_directory, GRAPHICS_DIRECTORY,
+ sprintf(icon_filename, "%s/%s", options.graphics_directory,
icon_pic.picturemask_filename);
#endif
- XReadBitmapFile(display, window, program.x11_iconmask_filename,
- &icon_width, &icon_height,
- &iconmask_pixmap, &icon_hot_x, &icon_hot_y);
- if (!iconmask_pixmap)
- Error(ERR_EXIT, "cannot read icon bitmap file '%s'", icon_filename);
+ if (XReadBitmapFile(display, new_window->drawable,
+ getCustomImageFilename(program.x11_iconmask_filename),
+ &icon_width, &icon_height, &iconmask_pixmap,
+ &icon_hot_x, &icon_hot_y) != BitmapSuccess)
+ Error(ERR_EXIT, "cannot read icon bitmap file '%s'",
+ program.x11_iconmask_filename);
size_hints.width = size_hints.min_width = size_hints.max_width = width;
size_hints.height = size_hints.min_height = size_hints.max_height = height;
wm_hints.icon_mask = iconmask_pixmap;
wm_hints.flags = StateHint | IconPixmapHint | IconMaskHint | InputHint;
- class_hints.res_name = program.command_name;
+ class_hints.res_name = program.command_basename;
class_hints.res_class = program.program_title;
- XSetWMProperties(display, window, &windowName, &iconName,
+ XSetWMProperties(display, new_window->drawable, &windowName, &iconName,
NULL, 0, &size_hints, &wm_hints,
&class_hints);
ButtonPressMask | ButtonReleaseMask | PointerMotionMask |
PointerMotionHintMask | KeyPressMask | KeyReleaseMask;
- XSelectInput(display, window, window_event_mask);
+ XSelectInput(display, new_window->drawable, window_event_mask);
#endif
/* create GC for drawing with window depth and background color (black) */
gc_values.foreground = pen_bg;
gc_values.background = pen_bg;
gc_valuemask = GCGraphicsExposures | GCForeground | GCBackground;
- gc = XCreateGC(display, window, gc_valuemask, &gc_values);
+ new_window->gc =
+ XCreateGC(display, new_window->drawable, gc_valuemask, &gc_values);
+
+ /* create GCs for line drawing (black and white) */
+ for(i=0; i<2; i++)
+ {
+ gc_values.graphics_exposures = False;
+ gc_values.foreground = (i ? pen_fg : pen_bg);
+ gc_values.background = pen_bg;
+ gc_values.line_width = 4;
+ gc_values.line_style = LineSolid;
+ gc_values.cap_style = CapRound;
+ gc_values.join_style = JoinRound;
+
+ gc_valuemask = GCGraphicsExposures | GCForeground | GCBackground |
+ GCLineWidth | GCLineStyle | GCCapStyle | GCJoinStyle;
+ new_window->line_gc[i] =
+ XCreateGC(display, new_window->drawable, gc_valuemask, &gc_values);
+ }
+
+ return new_window;
+}
+
+static void SetImageDimensions(Bitmap *bitmap)
+{
+#if defined(TARGET_ALLEGRO)
+ BITMAP *allegro_bitmap = (BITMAP *)(bitmap->drawable);
+
+ bitmap->width = allegro_bitmap->w;
+ bitmap->height = allegro_bitmap->h;
+#else
+ Window root;
+ int x, y;
+ unsigned int border_width, depth;
+
+ XGetGeometry(display, bitmap->drawable, &root, &x, &y,
+ &bitmap->width, &bitmap->height, &border_width, &depth);
+#endif
+}
+
+Bitmap *X11LoadImage(char *filename)
+{
+ Bitmap *new_bitmap = CreateBitmapStruct();
+ char *error = "Read_PCX_to_Pixmap(): %s '%s'";
+ int pcx_err;
+
+#if defined(PLATFORM_MSDOS)
+ rest(100);
+#endif
+
+ pcx_err = Read_PCX_to_Pixmap(display, window->drawable, window->gc, filename,
+ &new_bitmap->drawable, &new_bitmap->clip_mask);
+ switch(pcx_err)
+ {
+ case PCX_Success:
+ break;
+ case PCX_OpenFailed:
+ SetError(error, "cannot open PCX file", filename);
+ return NULL;
+ case PCX_ReadFailed:
+ SetError(error, "cannot read PCX file", filename);
+ return NULL;
+ case PCX_FileInvalid:
+ SetError(error, "invalid PCX file", filename);
+ return NULL;
+ case PCX_NoMemory:
+ SetError(error, "not enough memory for PCX file", filename);
+ return NULL;
+ case PCX_ColorFailed:
+ SetError(error, "cannot get colors for PCX file", filename);
+ return NULL;
+ case PCX_OtherError:
+ /* this should already have called SetError() */
+ return NULL;
+ default:
+ SetError(error, "unknown error reading PCX file", filename);
+ return NULL;
+ }
+
+ if (!new_bitmap->drawable)
+ {
+ SetError("X11LoadImage(): cannot get graphics for '%s'", filename);
+ return NULL;
+ }
+
+ if (!new_bitmap->clip_mask)
+ {
+ SetError("X11LoadImage(): cannot get clipmask for '%s'", filename);
+ return NULL;
+ }
+
+ /* set GraphicContext inheritated from Window */
+ new_bitmap->gc = window->gc;
+
+ /* set image width and height */
+ SetImageDimensions(new_bitmap);
- return window;
+ return new_bitmap;
}
#endif /* TARGET_X11 */