1 |
/* -*- c-basic-offset: 8 -*- |
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rdesktop: A Remote Desktop Protocol client. |
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User interface services - X Window System |
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Copyright (C) Matthew Chapman 1999-2002 |
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|
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*/ |
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|
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#include <X11/Xlib.h> |
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#include <X11/Xutil.h> |
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#include <unistd.h> |
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#include <sys/time.h> |
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#include <time.h> |
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#include <errno.h> |
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#include <strings.h> |
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#include "rdesktop.h" |
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#include "xproto.h" |
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|
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extern int g_width; |
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extern int g_height; |
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extern BOOL g_sendmotion; |
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extern BOOL g_fullscreen; |
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extern BOOL g_grab_keyboard; |
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extern BOOL g_hide_decorations; |
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extern char g_title[]; |
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extern int g_server_bpp; |
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extern int g_win_button_size; |
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|
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Display *g_display; |
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Time g_last_gesturetime; |
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static int g_x_socket; |
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static Screen *g_screen; |
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Window g_wnd; |
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uint32 g_embed_wnd; |
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BOOL g_enable_compose = False; |
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static GC g_gc = NULL; |
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static Visual *g_visual; |
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static int g_depth; |
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static int g_bpp; |
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static XIM g_IM; |
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static XIC g_IC; |
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static XModifierKeymap *g_mod_map; |
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static Cursor g_current_cursor; |
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static HCURSOR g_null_cursor = NULL; |
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static Atom g_protocol_atom, g_kill_atom; |
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static BOOL g_focused; |
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static BOOL g_mouse_in_wnd; |
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|
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/* endianness */ |
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static BOOL g_host_be; |
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static BOOL g_xserver_be; |
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static int g_red_shift_r, g_blue_shift_r, g_green_shift_r; |
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static int g_red_shift_l, g_blue_shift_l, g_green_shift_l; |
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|
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/* software backing store */ |
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BOOL g_ownbackstore = True; /* We can't rely on external BackingStore */ |
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static Pixmap g_backstore = 0; |
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|
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/* Moving in single app mode */ |
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static BOOL g_moving_wnd; |
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static int g_move_x_offset = 0; |
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static int g_move_y_offset = 0; |
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|
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#ifdef WITH_RDPSND |
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extern int g_dsp_fd; |
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extern BOOL g_dsp_busy; |
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extern BOOL g_rdpsnd; |
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#endif |
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|
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/* MWM decorations */ |
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#define MWM_HINTS_DECORATIONS (1L << 1) |
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#define PROP_MOTIF_WM_HINTS_ELEMENTS 5 |
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typedef struct |
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{ |
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uint32 flags; |
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uint32 functions; |
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uint32 decorations; |
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sint32 inputMode; |
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uint32 status; |
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} |
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PropMotifWmHints; |
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|
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typedef struct |
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{ |
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uint32 red; |
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uint32 green; |
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uint32 blue; |
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} |
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PixelColour; |
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|
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|
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#define FILL_RECTANGLE(x,y,cx,cy)\ |
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{ \ |
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XFillRectangle(g_display, g_wnd, g_gc, x, y, cx, cy); \ |
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if (g_ownbackstore) \ |
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XFillRectangle(g_display, g_backstore, g_gc, x, y, cx, cy); \ |
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} |
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|
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#define FILL_RECTANGLE_BACKSTORE(x,y,cx,cy)\ |
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{ \ |
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XFillRectangle(g_display, g_ownbackstore ? g_backstore : g_wnd, g_gc, x, y, cx, cy); \ |
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} |
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|
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/* colour maps */ |
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BOOL g_owncolmap = False; |
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static Colormap g_xcolmap; |
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static uint32 *g_colmap = NULL; |
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|
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#define TRANSLATE(col) ( g_server_bpp != 8 ? translate_colour(col) : g_owncolmap ? col : g_colmap[col] ) |
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#define SET_FOREGROUND(col) XSetForeground(g_display, g_gc, TRANSLATE(col)); |
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#define SET_BACKGROUND(col) XSetBackground(g_display, g_gc, TRANSLATE(col)); |
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|
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static int rop2_map[] = { |
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GXclear, /* 0 */ |
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GXnor, /* DPon */ |
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GXandInverted, /* DPna */ |
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GXcopyInverted, /* Pn */ |
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GXandReverse, /* PDna */ |
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GXinvert, /* Dn */ |
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GXxor, /* DPx */ |
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GXnand, /* DPan */ |
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GXand, /* DPa */ |
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GXequiv, /* DPxn */ |
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GXnoop, /* D */ |
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GXorInverted, /* DPno */ |
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GXcopy, /* P */ |
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GXorReverse, /* PDno */ |
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GXor, /* DPo */ |
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GXset /* 1 */ |
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}; |
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|
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#define SET_FUNCTION(rop2) { if (rop2 != ROP2_COPY) XSetFunction(g_display, g_gc, rop2_map[rop2]); } |
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#define RESET_FUNCTION(rop2) { if (rop2 != ROP2_COPY) XSetFunction(g_display, g_gc, GXcopy); } |
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|
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static void |
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mwm_hide_decorations(void) |
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{ |
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PropMotifWmHints motif_hints; |
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Atom hintsatom; |
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|
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/* setup the property */ |
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motif_hints.flags = MWM_HINTS_DECORATIONS; |
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motif_hints.decorations = 0; |
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|
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/* get the atom for the property */ |
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hintsatom = XInternAtom(g_display, "_MOTIF_WM_HINTS", False); |
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if (!hintsatom) |
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{ |
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warning("Failed to get atom _MOTIF_WM_HINTS: probably your window manager does not support MWM hints\n"); |
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return; |
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} |
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|
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XChangeProperty(g_display, g_wnd, hintsatom, hintsatom, 32, PropModeReplace, |
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(unsigned char *) &motif_hints, PROP_MOTIF_WM_HINTS_ELEMENTS); |
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} |
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|
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static PixelColour |
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split_colour15(uint32 colour) |
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{ |
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PixelColour rv; |
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rv.red = (colour & 0x7c00) >> 7; |
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rv.green = (colour & 0x03e0) >> 2; |
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rv.blue = (colour & 0x001f) << 3; |
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return rv; |
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} |
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|
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static PixelColour |
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split_colour16(uint32 colour) |
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{ |
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PixelColour rv; |
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rv.red = (colour & 0xf800) >> 8; |
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rv.green = (colour & 0x07e0) >> 3; |
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rv.blue = (colour & 0x001f) << 3; |
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return rv; |
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} |
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|
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static PixelColour |
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split_colour24(uint32 colour) |
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{ |
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PixelColour rv; |
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rv.blue = (colour & 0xff0000) >> 16; |
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rv.green = (colour & 0x00ff00) >> 8; |
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rv.red = (colour & 0x0000ff); |
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return rv; |
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} |
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|
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static uint32 |
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make_colour(PixelColour pc) |
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{ |
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return (((pc.red >> g_red_shift_r) << g_red_shift_l) |
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| ((pc.green >> g_green_shift_r) << g_green_shift_l) |
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| ((pc.blue >> g_blue_shift_r) << g_blue_shift_l)); |
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} |
206 |
|
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#define BSWAP16(x) { x = (((x & 0xff) << 8) | (x >> 8)); } |
208 |
#define BSWAP24(x) { x = (((x & 0xff) << 16) | (x >> 16) | (x & 0xff00)); } |
209 |
#define BSWAP32(x) { x = (((x & 0xff00ff) << 8) | ((x >> 8) & 0xff00ff)); \ |
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x = (x << 16) | (x >> 16); } |
211 |
|
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static uint32 |
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translate_colour(uint32 colour) |
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{ |
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PixelColour pc; |
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switch (g_server_bpp) |
217 |
{ |
218 |
case 15: |
219 |
pc = split_colour15(colour); |
220 |
break; |
221 |
case 16: |
222 |
pc = split_colour16(colour); |
223 |
break; |
224 |
case 24: |
225 |
pc = split_colour24(colour); |
226 |
break; |
227 |
} |
228 |
return make_colour(pc); |
229 |
} |
230 |
|
231 |
static void |
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translate8to8(uint8 * data, uint8 * out, uint8 * end) |
233 |
{ |
234 |
while (out < end) |
235 |
*(out++) = (uint8) g_colmap[*(data++)]; |
236 |
} |
237 |
|
238 |
static void |
239 |
translate8to16(uint8 * data, uint8 * out, uint8 * end) |
240 |
{ |
241 |
uint16 value; |
242 |
|
243 |
if (g_xserver_be) |
244 |
{ |
245 |
while (out < end) |
246 |
{ |
247 |
value = (uint16) g_colmap[*(data++)]; |
248 |
*(out++) = value >> 8; |
249 |
*(out++) = value; |
250 |
} |
251 |
} |
252 |
else |
253 |
{ |
254 |
while (out < end) |
255 |
{ |
256 |
value = (uint16) g_colmap[*(data++)]; |
257 |
*(out++) = value; |
258 |
*(out++) = value >> 8; |
259 |
} |
260 |
} |
261 |
} |
262 |
|
263 |
/* little endian - conversion happens when colourmap is built */ |
264 |
static void |
265 |
translate8to24(uint8 * data, uint8 * out, uint8 * end) |
266 |
{ |
267 |
uint32 value; |
268 |
|
269 |
if (g_xserver_be) |
270 |
{ |
271 |
while (out < end) |
272 |
{ |
273 |
value = g_colmap[*(data++)]; |
274 |
*(out++) = value >> 16; |
275 |
*(out++) = value >> 8; |
276 |
*(out++) = value; |
277 |
} |
278 |
} |
279 |
else |
280 |
{ |
281 |
while (out < end) |
282 |
{ |
283 |
value = g_colmap[*(data++)]; |
284 |
*(out++) = value; |
285 |
*(out++) = value >> 8; |
286 |
*(out++) = value >> 16; |
287 |
} |
288 |
} |
289 |
} |
290 |
|
291 |
static void |
292 |
translate8to32(uint8 * data, uint8 * out, uint8 * end) |
293 |
{ |
294 |
uint32 value; |
295 |
|
296 |
if (g_xserver_be) |
297 |
{ |
298 |
while (out < end) |
299 |
{ |
300 |
value = g_colmap[*(data++)]; |
301 |
*(out++) = value >> 24; |
302 |
*(out++) = value >> 16; |
303 |
*(out++) = value >> 8; |
304 |
*(out++) = value; |
305 |
} |
306 |
} |
307 |
else |
308 |
{ |
309 |
while (out < end) |
310 |
{ |
311 |
value = g_colmap[*(data++)]; |
312 |
*(out++) = value; |
313 |
*(out++) = value >> 8; |
314 |
*(out++) = value >> 16; |
315 |
*(out++) = value >> 24; |
316 |
} |
317 |
} |
318 |
} |
319 |
|
320 |
static void |
321 |
translate15to16(uint16 * data, uint8 * out, uint8 * end) |
322 |
{ |
323 |
uint16 pixel; |
324 |
uint16 value; |
325 |
|
326 |
while (out < end) |
327 |
{ |
328 |
pixel = *(data++); |
329 |
|
330 |
if (g_host_be) |
331 |
{ |
332 |
BSWAP16(pixel); |
333 |
} |
334 |
|
335 |
value = make_colour(split_colour15(pixel)); |
336 |
|
337 |
if (g_xserver_be) |
338 |
{ |
339 |
*(out++) = value >> 8; |
340 |
*(out++) = value; |
341 |
} |
342 |
else |
343 |
{ |
344 |
*(out++) = value; |
345 |
*(out++) = value >> 8; |
346 |
} |
347 |
} |
348 |
} |
349 |
|
350 |
static void |
351 |
translate15to24(uint16 * data, uint8 * out, uint8 * end) |
352 |
{ |
353 |
uint32 value; |
354 |
uint16 pixel; |
355 |
|
356 |
while (out < end) |
357 |
{ |
358 |
pixel = *(data++); |
359 |
|
360 |
if (g_host_be) |
361 |
{ |
362 |
BSWAP16(pixel); |
363 |
} |
364 |
|
365 |
value = make_colour(split_colour15(pixel)); |
366 |
if (g_xserver_be) |
367 |
{ |
368 |
*(out++) = value >> 16; |
369 |
*(out++) = value >> 8; |
370 |
*(out++) = value; |
371 |
} |
372 |
else |
373 |
{ |
374 |
*(out++) = value; |
375 |
*(out++) = value >> 8; |
376 |
*(out++) = value >> 16; |
377 |
} |
378 |
} |
379 |
} |
380 |
|
381 |
static void |
382 |
translate15to32(uint16 * data, uint8 * out, uint8 * end) |
383 |
{ |
384 |
uint16 pixel; |
385 |
uint32 value; |
386 |
|
387 |
while (out < end) |
388 |
{ |
389 |
pixel = *(data++); |
390 |
|
391 |
if (g_host_be) |
392 |
{ |
393 |
BSWAP16(pixel); |
394 |
} |
395 |
|
396 |
value = make_colour(split_colour15(pixel)); |
397 |
|
398 |
if (g_xserver_be) |
399 |
{ |
400 |
*(out++) = value >> 24; |
401 |
*(out++) = value >> 16; |
402 |
*(out++) = value >> 8; |
403 |
*(out++) = value; |
404 |
} |
405 |
else |
406 |
{ |
407 |
*(out++) = value; |
408 |
*(out++) = value >> 8; |
409 |
*(out++) = value >> 16; |
410 |
*(out++) = value >> 24; |
411 |
} |
412 |
} |
413 |
} |
414 |
|
415 |
static void |
416 |
translate16to16(uint16 * data, uint8 * out, uint8 * end) |
417 |
{ |
418 |
uint16 pixel; |
419 |
uint16 value; |
420 |
|
421 |
while (out < end) |
422 |
{ |
423 |
pixel = *(data++); |
424 |
|
425 |
if (g_host_be) |
426 |
{ |
427 |
BSWAP16(pixel); |
428 |
} |
429 |
|
430 |
value = make_colour(split_colour16(pixel)); |
431 |
|
432 |
if (g_xserver_be) |
433 |
{ |
434 |
*(out++) = value >> 8; |
435 |
*(out++) = value; |
436 |
} |
437 |
else |
438 |
{ |
439 |
*(out++) = value; |
440 |
*(out++) = value >> 8; |
441 |
} |
442 |
} |
443 |
} |
444 |
|
445 |
static void |
446 |
translate16to24(uint16 * data, uint8 * out, uint8 * end) |
447 |
{ |
448 |
uint32 value; |
449 |
uint16 pixel; |
450 |
|
451 |
while (out < end) |
452 |
{ |
453 |
pixel = *(data++); |
454 |
|
455 |
if (g_host_be) |
456 |
{ |
457 |
BSWAP16(pixel); |
458 |
} |
459 |
|
460 |
value = make_colour(split_colour16(pixel)); |
461 |
|
462 |
if (g_xserver_be) |
463 |
{ |
464 |
*(out++) = value >> 16; |
465 |
*(out++) = value >> 8; |
466 |
*(out++) = value; |
467 |
} |
468 |
else |
469 |
{ |
470 |
*(out++) = value; |
471 |
*(out++) = value >> 8; |
472 |
*(out++) = value >> 16; |
473 |
} |
474 |
} |
475 |
} |
476 |
|
477 |
static void |
478 |
translate16to32(uint16 * data, uint8 * out, uint8 * end) |
479 |
{ |
480 |
uint16 pixel; |
481 |
uint32 value; |
482 |
|
483 |
while (out < end) |
484 |
{ |
485 |
pixel = *(data++); |
486 |
|
487 |
if (g_host_be) |
488 |
{ |
489 |
BSWAP16(pixel); |
490 |
} |
491 |
|
492 |
value = make_colour(split_colour16(pixel)); |
493 |
|
494 |
if (g_xserver_be) |
495 |
{ |
496 |
*(out++) = value >> 24; |
497 |
*(out++) = value >> 16; |
498 |
*(out++) = value >> 8; |
499 |
*(out++) = value; |
500 |
} |
501 |
else |
502 |
{ |
503 |
*(out++) = value; |
504 |
*(out++) = value >> 8; |
505 |
*(out++) = value >> 16; |
506 |
*(out++) = value >> 24; |
507 |
} |
508 |
} |
509 |
} |
510 |
|
511 |
static void |
512 |
translate24to16(uint8 * data, uint8 * out, uint8 * end) |
513 |
{ |
514 |
uint32 pixel = 0; |
515 |
uint16 value; |
516 |
while (out < end) |
517 |
{ |
518 |
pixel = *(data++) << 16; |
519 |
pixel |= *(data++) << 8; |
520 |
pixel |= *(data++); |
521 |
|
522 |
value = (uint16) make_colour(split_colour24(pixel)); |
523 |
|
524 |
if (g_xserver_be) |
525 |
{ |
526 |
*(out++) = value >> 8; |
527 |
*(out++) = value; |
528 |
} |
529 |
else |
530 |
{ |
531 |
*(out++) = value; |
532 |
*(out++) = value >> 8; |
533 |
} |
534 |
} |
535 |
} |
536 |
|
537 |
static void |
538 |
translate24to24(uint8 * data, uint8 * out, uint8 * end) |
539 |
{ |
540 |
uint32 pixel; |
541 |
uint32 value; |
542 |
|
543 |
while (out < end) |
544 |
{ |
545 |
pixel = *(data++) << 16; |
546 |
pixel |= *(data++) << 8; |
547 |
pixel |= *(data++); |
548 |
|
549 |
value = make_colour(split_colour24(pixel)); |
550 |
|
551 |
if (g_xserver_be) |
552 |
{ |
553 |
*(out++) = value >> 16; |
554 |
*(out++) = value >> 8; |
555 |
*(out++) = value; |
556 |
} |
557 |
else |
558 |
{ |
559 |
*(out++) = value; |
560 |
*(out++) = value >> 8; |
561 |
*(out++) = value >> 16; |
562 |
} |
563 |
} |
564 |
} |
565 |
|
566 |
static void |
567 |
translate24to32(uint8 * data, uint8 * out, uint8 * end) |
568 |
{ |
569 |
uint32 pixel; |
570 |
uint32 value; |
571 |
|
572 |
while (out < end) |
573 |
{ |
574 |
pixel = *(data++) << 16; |
575 |
pixel |= *(data++) << 8; |
576 |
pixel |= *(data++); |
577 |
|
578 |
value = make_colour(split_colour24(pixel)); |
579 |
|
580 |
if (g_xserver_be) |
581 |
{ |
582 |
*(out++) = value >> 24; |
583 |
*(out++) = value >> 16; |
584 |
*(out++) = value >> 8; |
585 |
*(out++) = value; |
586 |
} |
587 |
else |
588 |
{ |
589 |
*(out++) = value; |
590 |
*(out++) = value >> 8; |
591 |
*(out++) = value >> 16; |
592 |
*(out++) = value >> 24; |
593 |
} |
594 |
} |
595 |
} |
596 |
|
597 |
static uint8 * |
598 |
translate_image(int width, int height, uint8 * data) |
599 |
{ |
600 |
int size = width * height * g_bpp / 8; |
601 |
uint8 *out = (uint8 *) xmalloc(size); |
602 |
uint8 *end = out + size; |
603 |
|
604 |
switch (g_server_bpp) |
605 |
{ |
606 |
case 24: |
607 |
switch (g_bpp) |
608 |
{ |
609 |
case 32: |
610 |
translate24to32(data, out, end); |
611 |
break; |
612 |
case 24: |
613 |
translate24to24(data, out, end); |
614 |
break; |
615 |
case 16: |
616 |
translate24to16(data, out, end); |
617 |
break; |
618 |
} |
619 |
break; |
620 |
case 16: |
621 |
switch (g_bpp) |
622 |
{ |
623 |
case 32: |
624 |
translate16to32((uint16 *) data, out, end); |
625 |
break; |
626 |
case 24: |
627 |
translate16to24((uint16 *) data, out, end); |
628 |
break; |
629 |
case 16: |
630 |
translate16to16((uint16 *) data, out, end); |
631 |
break; |
632 |
} |
633 |
break; |
634 |
case 15: |
635 |
switch (g_bpp) |
636 |
{ |
637 |
case 32: |
638 |
translate15to32((uint16 *) data, out, end); |
639 |
break; |
640 |
case 24: |
641 |
translate15to24((uint16 *) data, out, end); |
642 |
break; |
643 |
case 16: |
644 |
translate15to16((uint16 *) data, out, end); |
645 |
break; |
646 |
} |
647 |
break; |
648 |
case 8: |
649 |
switch (g_bpp) |
650 |
{ |
651 |
case 8: |
652 |
translate8to8(data, out, end); |
653 |
break; |
654 |
case 16: |
655 |
translate8to16(data, out, end); |
656 |
break; |
657 |
case 24: |
658 |
translate8to24(data, out, end); |
659 |
break; |
660 |
case 32: |
661 |
translate8to32(data, out, end); |
662 |
break; |
663 |
} |
664 |
break; |
665 |
} |
666 |
return out; |
667 |
} |
668 |
|
669 |
BOOL |
670 |
get_key_state(unsigned int state, uint32 keysym) |
671 |
{ |
672 |
int modifierpos, key, keysymMask = 0; |
673 |
int offset; |
674 |
|
675 |
KeyCode keycode = XKeysymToKeycode(g_display, keysym); |
676 |
|
677 |
if (keycode == NoSymbol) |
678 |
return False; |
679 |
|
680 |
for (modifierpos = 0; modifierpos < 8; modifierpos++) |
681 |
{ |
682 |
offset = g_mod_map->max_keypermod * modifierpos; |
683 |
|
684 |
for (key = 0; key < g_mod_map->max_keypermod; key++) |
685 |
{ |
686 |
if (g_mod_map->modifiermap[offset + key] == keycode) |
687 |
keysymMask |= 1 << modifierpos; |
688 |
} |
689 |
} |
690 |
|
691 |
return (state & keysymMask) ? True : False; |
692 |
} |
693 |
|
694 |
static void |
695 |
calculate_shifts(uint32 mask, int *shift_r, int *shift_l) |
696 |
{ |
697 |
*shift_l = ffs(mask) - 1; |
698 |
mask >>= *shift_l; |
699 |
*shift_r = 8 - ffs(mask & ~(mask >> 1)); |
700 |
} |
701 |
|
702 |
BOOL |
703 |
ui_init(void) |
704 |
{ |
705 |
XVisualInfo vi; |
706 |
XPixmapFormatValues *pfm; |
707 |
uint16 test; |
708 |
int i, screen_num, nvisuals; |
709 |
XVisualInfo *vmatches = NULL; |
710 |
XVisualInfo template; |
711 |
Bool TrueColorVisual = False; |
712 |
|
713 |
g_display = XOpenDisplay(NULL); |
714 |
if (g_display == NULL) |
715 |
{ |
716 |
error("Failed to open display: %s\n", XDisplayName(NULL)); |
717 |
return False; |
718 |
} |
719 |
|
720 |
screen_num = DefaultScreen(g_display); |
721 |
g_x_socket = ConnectionNumber(g_display); |
722 |
g_screen = ScreenOfDisplay(g_display, screen_num); |
723 |
g_depth = DefaultDepthOfScreen(g_screen); |
724 |
|
725 |
/* Search for best TrueColor depth */ |
726 |
template.class = TrueColor; |
727 |
vmatches = XGetVisualInfo(g_display, VisualClassMask, &template, &nvisuals); |
728 |
|
729 |
nvisuals--; |
730 |
while (nvisuals >= 0) |
731 |
{ |
732 |
if ((vmatches + nvisuals)->depth > g_depth) |
733 |
{ |
734 |
g_depth = (vmatches + nvisuals)->depth; |
735 |
} |
736 |
nvisuals--; |
737 |
TrueColorVisual = True; |
738 |
} |
739 |
|
740 |
if ((g_server_bpp == 8) && ((!TrueColorVisual) || (g_depth <= 8))) |
741 |
{ |
742 |
/* we use a colourmap, so the default visual should do */ |
743 |
g_visual = DefaultVisualOfScreen(g_screen); |
744 |
g_depth = DefaultDepthOfScreen(g_screen); |
745 |
|
746 |
/* Do not allocate colours on a TrueColor visual */ |
747 |
if (g_visual->class == TrueColor) |
748 |
{ |
749 |
g_owncolmap = False; |
750 |
} |
751 |
} |
752 |
else |
753 |
{ |
754 |
/* need a truecolour visual */ |
755 |
if (!XMatchVisualInfo(g_display, screen_num, g_depth, TrueColor, &vi)) |
756 |
{ |
757 |
error("The display does not support true colour - high colour support unavailable.\n"); |
758 |
return False; |
759 |
} |
760 |
|
761 |
g_visual = vi.visual; |
762 |
g_owncolmap = False; |
763 |
calculate_shifts(vi.red_mask, &g_red_shift_r, &g_red_shift_l); |
764 |
calculate_shifts(vi.blue_mask, &g_blue_shift_r, &g_blue_shift_l); |
765 |
calculate_shifts(vi.green_mask, &g_green_shift_r, &g_green_shift_l); |
766 |
} |
767 |
|
768 |
pfm = XListPixmapFormats(g_display, &i); |
769 |
if (pfm != NULL) |
770 |
{ |
771 |
/* Use maximum bpp for this depth - this is generally |
772 |
desirable, e.g. 24 bits->32 bits. */ |
773 |
while (i--) |
774 |
{ |
775 |
if ((pfm[i].depth == g_depth) && (pfm[i].bits_per_pixel > g_bpp)) |
776 |
{ |
777 |
g_bpp = pfm[i].bits_per_pixel; |
778 |
} |
779 |
} |
780 |
XFree(pfm); |
781 |
} |
782 |
|
783 |
if (g_bpp < 8) |
784 |
{ |
785 |
error("Less than 8 bpp not currently supported.\n"); |
786 |
XCloseDisplay(g_display); |
787 |
return False; |
788 |
} |
789 |
|
790 |
if (!g_owncolmap) |
791 |
{ |
792 |
g_xcolmap = |
793 |
XCreateColormap(g_display, RootWindowOfScreen(g_screen), g_visual, |
794 |
AllocNone); |
795 |
if (g_depth <= 8) |
796 |
warning("Screen depth is 8 bits or lower: you may want to use -C for a private colourmap\n"); |
797 |
} |
798 |
|
799 |
if ((!g_ownbackstore) && (DoesBackingStore(g_screen) != Always)) |
800 |
{ |
801 |
warning("External BackingStore not available, using internal\n"); |
802 |
g_ownbackstore = True; |
803 |
} |
804 |
|
805 |
test = 1; |
806 |
g_host_be = !(BOOL) (*(uint8 *) (&test)); |
807 |
g_xserver_be = (ImageByteOrder(g_display) == MSBFirst); |
808 |
|
809 |
/* |
810 |
* Determine desktop size |
811 |
*/ |
812 |
if (g_fullscreen) |
813 |
{ |
814 |
g_width = WidthOfScreen(g_screen); |
815 |
g_height = HeightOfScreen(g_screen); |
816 |
} |
817 |
else if (g_width < 0) |
818 |
{ |
819 |
/* Percent of screen */ |
820 |
g_height = HeightOfScreen(g_screen) * (-g_width) / 100; |
821 |
g_width = WidthOfScreen(g_screen) * (-g_width) / 100; |
822 |
} |
823 |
else if (g_width == 0) |
824 |
{ |
825 |
/* Fetch geometry from _NET_WORKAREA */ |
826 |
uint32 x, y, cx, cy; |
827 |
|
828 |
if (get_current_workarea(&x, &y, &cx, &cy) == 0) |
829 |
{ |
830 |
g_width = cx; |
831 |
g_height = cy; |
832 |
} |
833 |
else |
834 |
{ |
835 |
warning("Failed to get workarea: probably your window manager does not support extended hints\n"); |
836 |
g_width = 800; |
837 |
g_height = 600; |
838 |
} |
839 |
} |
840 |
|
841 |
/* make sure width is a multiple of 4 */ |
842 |
g_width = (g_width + 3) & ~3; |
843 |
|
844 |
g_mod_map = XGetModifierMapping(g_display); |
845 |
|
846 |
xkeymap_init(); |
847 |
|
848 |
if (g_enable_compose) |
849 |
g_IM = XOpenIM(g_display, NULL, NULL, NULL); |
850 |
|
851 |
xclip_init(); |
852 |
|
853 |
DEBUG_RDP5(("server bpp %d client bpp %d depth %d\n", g_server_bpp, g_bpp, g_depth)); |
854 |
|
855 |
return True; |
856 |
} |
857 |
|
858 |
void |
859 |
ui_deinit(void) |
860 |
{ |
861 |
if (g_IM != NULL) |
862 |
XCloseIM(g_IM); |
863 |
|
864 |
if (g_null_cursor != NULL) |
865 |
ui_destroy_cursor(g_null_cursor); |
866 |
|
867 |
XFreeModifiermap(g_mod_map); |
868 |
|
869 |
if (g_ownbackstore) |
870 |
XFreePixmap(g_display, g_backstore); |
871 |
|
872 |
XFreeGC(g_display, g_gc); |
873 |
XCloseDisplay(g_display); |
874 |
g_display = NULL; |
875 |
} |
876 |
|
877 |
BOOL |
878 |
ui_create_window(void) |
879 |
{ |
880 |
uint8 null_pointer_mask[1] = { 0x80 }; |
881 |
uint8 null_pointer_data[4] = { 0x00, 0x00, 0x00, 0x00 }; |
882 |
XSetWindowAttributes attribs; |
883 |
XClassHint *classhints; |
884 |
XSizeHints *sizehints; |
885 |
int wndwidth, wndheight; |
886 |
long input_mask, ic_input_mask; |
887 |
XEvent xevent; |
888 |
|
889 |
wndwidth = g_fullscreen ? WidthOfScreen(g_screen) : g_width; |
890 |
wndheight = g_fullscreen ? HeightOfScreen(g_screen) : g_height; |
891 |
|
892 |
attribs.background_pixel = BlackPixelOfScreen(g_screen); |
893 |
attribs.border_pixel = WhitePixelOfScreen(g_screen); |
894 |
attribs.backing_store = g_ownbackstore ? NotUseful : Always; |
895 |
attribs.override_redirect = g_fullscreen; |
896 |
attribs.colormap = g_xcolmap; |
897 |
|
898 |
g_wnd = XCreateWindow(g_display, RootWindowOfScreen(g_screen), 0, 0, wndwidth, wndheight, |
899 |
0, g_depth, InputOutput, g_visual, |
900 |
CWBackPixel | CWBackingStore | CWOverrideRedirect | |
901 |
CWColormap | CWBorderPixel, &attribs); |
902 |
|
903 |
if (g_gc == NULL) |
904 |
g_gc = XCreateGC(g_display, g_wnd, 0, NULL); |
905 |
|
906 |
if ((g_ownbackstore) && (g_backstore == 0)) |
907 |
{ |
908 |
g_backstore = XCreatePixmap(g_display, g_wnd, g_width, g_height, g_depth); |
909 |
|
910 |
/* clear to prevent rubbish being exposed at startup */ |
911 |
XSetForeground(g_display, g_gc, BlackPixelOfScreen(g_screen)); |
912 |
XFillRectangle(g_display, g_backstore, g_gc, 0, 0, g_width, g_height); |
913 |
} |
914 |
|
915 |
XStoreName(g_display, g_wnd, g_title); |
916 |
|
917 |
if (g_hide_decorations) |
918 |
mwm_hide_decorations(); |
919 |
|
920 |
classhints = XAllocClassHint(); |
921 |
if (classhints != NULL) |
922 |
{ |
923 |
classhints->res_name = classhints->res_class = "rdesktop"; |
924 |
XSetClassHint(g_display, g_wnd, classhints); |
925 |
XFree(classhints); |
926 |
} |
927 |
|
928 |
sizehints = XAllocSizeHints(); |
929 |
if (sizehints) |
930 |
{ |
931 |
sizehints->flags = PMinSize | PMaxSize; |
932 |
sizehints->min_width = sizehints->max_width = g_width; |
933 |
sizehints->min_height = sizehints->max_height = g_height; |
934 |
XSetWMNormalHints(g_display, g_wnd, sizehints); |
935 |
XFree(sizehints); |
936 |
} |
937 |
|
938 |
if ( g_embed_wnd ) |
939 |
{ |
940 |
XReparentWindow(g_display, g_wnd, (Window)g_embed_wnd, 0, 0); |
941 |
} |
942 |
|
943 |
input_mask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | |
944 |
VisibilityChangeMask | FocusChangeMask; |
945 |
|
946 |
if (g_sendmotion) |
947 |
input_mask |= PointerMotionMask; |
948 |
if (g_ownbackstore) |
949 |
input_mask |= ExposureMask; |
950 |
if (g_fullscreen || g_grab_keyboard) |
951 |
input_mask |= EnterWindowMask; |
952 |
if (g_grab_keyboard) |
953 |
input_mask |= LeaveWindowMask; |
954 |
|
955 |
if (g_IM != NULL) |
956 |
{ |
957 |
g_IC = XCreateIC(g_IM, XNInputStyle, (XIMPreeditNothing | XIMStatusNothing), |
958 |
XNClientWindow, g_wnd, XNFocusWindow, g_wnd, NULL); |
959 |
|
960 |
if ((g_IC != NULL) |
961 |
&& (XGetICValues(g_IC, XNFilterEvents, &ic_input_mask, NULL) == NULL)) |
962 |
input_mask |= ic_input_mask; |
963 |
} |
964 |
|
965 |
XSelectInput(g_display, g_wnd, input_mask); |
966 |
XMapWindow(g_display, g_wnd); |
967 |
|
968 |
/* wait for VisibilityNotify */ |
969 |
do |
970 |
{ |
971 |
XMaskEvent(g_display, VisibilityChangeMask, &xevent); |
972 |
} |
973 |
while (xevent.type != VisibilityNotify); |
974 |
|
975 |
g_focused = False; |
976 |
g_mouse_in_wnd = False; |
977 |
|
978 |
/* handle the WM_DELETE_WINDOW protocol */ |
979 |
g_protocol_atom = XInternAtom(g_display, "WM_PROTOCOLS", True); |
980 |
g_kill_atom = XInternAtom(g_display, "WM_DELETE_WINDOW", True); |
981 |
XSetWMProtocols(g_display, g_wnd, &g_kill_atom, 1); |
982 |
|
983 |
/* create invisible 1x1 cursor to be used as null cursor */ |
984 |
if (g_null_cursor == NULL) |
985 |
g_null_cursor = ui_create_cursor(0, 0, 1, 1, null_pointer_mask, null_pointer_data); |
986 |
|
987 |
return True; |
988 |
} |
989 |
|
990 |
void |
991 |
ui_destroy_window(void) |
992 |
{ |
993 |
if (g_IC != NULL) |
994 |
XDestroyIC(g_IC); |
995 |
|
996 |
XDestroyWindow(g_display, g_wnd); |
997 |
} |
998 |
|
999 |
void |
1000 |
xwin_toggle_fullscreen(void) |
1001 |
{ |
1002 |
Pixmap contents = 0; |
1003 |
|
1004 |
if (!g_ownbackstore) |
1005 |
{ |
1006 |
/* need to save contents of window */ |
1007 |
contents = XCreatePixmap(g_display, g_wnd, g_width, g_height, g_depth); |
1008 |
XCopyArea(g_display, g_wnd, contents, g_gc, 0, 0, g_width, g_height, 0, 0); |
1009 |
} |
1010 |
|
1011 |
ui_destroy_window(); |
1012 |
g_fullscreen = !g_fullscreen; |
1013 |
ui_create_window(); |
1014 |
|
1015 |
XDefineCursor(g_display, g_wnd, g_current_cursor); |
1016 |
|
1017 |
if (!g_ownbackstore) |
1018 |
{ |
1019 |
XCopyArea(g_display, contents, g_wnd, g_gc, 0, 0, g_width, g_height, 0, 0); |
1020 |
XFreePixmap(g_display, contents); |
1021 |
} |
1022 |
} |
1023 |
|
1024 |
/* Process all events in Xlib queue |
1025 |
Returns 0 after user quit, 1 otherwise */ |
1026 |
static int |
1027 |
xwin_process_events(void) |
1028 |
{ |
1029 |
XEvent xevent; |
1030 |
KeySym keysym; |
1031 |
uint16 button, flags; |
1032 |
uint32 ev_time; |
1033 |
key_translation tr; |
1034 |
char str[256]; |
1035 |
Status status; |
1036 |
|
1037 |
while (XPending(g_display) > 0) |
1038 |
{ |
1039 |
XNextEvent(g_display, &xevent); |
1040 |
|
1041 |
if ((g_IC != NULL) && (XFilterEvent(&xevent, None) == True)) |
1042 |
{ |
1043 |
DEBUG_KBD(("Filtering event\n")); |
1044 |
continue; |
1045 |
} |
1046 |
|
1047 |
flags = 0; |
1048 |
|
1049 |
switch (xevent.type) |
1050 |
{ |
1051 |
case ClientMessage: |
1052 |
/* the window manager told us to quit */ |
1053 |
if ((xevent.xclient.message_type == g_protocol_atom) |
1054 |
&& ((Atom) xevent.xclient.data.l[0] == g_kill_atom)) |
1055 |
/* Quit */ |
1056 |
return 0; |
1057 |
break; |
1058 |
|
1059 |
case KeyPress: |
1060 |
g_last_gesturetime = xevent.xkey.time; |
1061 |
if (g_IC != NULL) |
1062 |
/* Multi_key compatible version */ |
1063 |
{ |
1064 |
XmbLookupString(g_IC, |
1065 |
&xevent.xkey, str, sizeof(str), &keysym, |
1066 |
&status); |
1067 |
if (!((status == XLookupKeySym) || (status == XLookupBoth))) |
1068 |
{ |
1069 |
error("XmbLookupString failed with status 0x%x\n", |
1070 |
status); |
1071 |
break; |
1072 |
} |
1073 |
} |
1074 |
else |
1075 |
{ |
1076 |
/* Plain old XLookupString */ |
1077 |
DEBUG_KBD(("\nNo input context, using XLookupString\n")); |
1078 |
XLookupString((XKeyEvent *) & xevent, |
1079 |
str, sizeof(str), &keysym, NULL); |
1080 |
} |
1081 |
|
1082 |
DEBUG_KBD(("KeyPress for (keysym 0x%lx, %s)\n", keysym, |
1083 |
get_ksname(keysym))); |
1084 |
|
1085 |
ev_time = time(NULL); |
1086 |
if (handle_special_keys(keysym, xevent.xkey.state, ev_time, True)) |
1087 |
break; |
1088 |
|
1089 |
tr = xkeymap_translate_key(keysym, |
1090 |
xevent.xkey.keycode, xevent.xkey.state); |
1091 |
|
1092 |
if (tr.scancode == 0) |
1093 |
break; |
1094 |
|
1095 |
save_remote_modifiers(tr.scancode); |
1096 |
ensure_remote_modifiers(ev_time, tr); |
1097 |
rdp_send_scancode(ev_time, RDP_KEYPRESS, tr.scancode); |
1098 |
restore_remote_modifiers(ev_time, tr.scancode); |
1099 |
|
1100 |
break; |
1101 |
|
1102 |
case KeyRelease: |
1103 |
g_last_gesturetime = xevent.xkey.time; |
1104 |
XLookupString((XKeyEvent *) & xevent, str, |
1105 |
sizeof(str), &keysym, NULL); |
1106 |
|
1107 |
DEBUG_KBD(("\nKeyRelease for (keysym 0x%lx, %s)\n", keysym, |
1108 |
get_ksname(keysym))); |
1109 |
|
1110 |
ev_time = time(NULL); |
1111 |
if (handle_special_keys(keysym, xevent.xkey.state, ev_time, False)) |
1112 |
break; |
1113 |
|
1114 |
tr = xkeymap_translate_key(keysym, |
1115 |
xevent.xkey.keycode, xevent.xkey.state); |
1116 |
|
1117 |
if (tr.scancode == 0) |
1118 |
break; |
1119 |
|
1120 |
rdp_send_scancode(ev_time, RDP_KEYRELEASE, tr.scancode); |
1121 |
break; |
1122 |
|
1123 |
case ButtonPress: |
1124 |
flags = MOUSE_FLAG_DOWN; |
1125 |
/* fall through */ |
1126 |
|
1127 |
case ButtonRelease: |
1128 |
g_last_gesturetime = xevent.xbutton.time; |
1129 |
button = xkeymap_translate_button(xevent.xbutton.button); |
1130 |
if (button == 0) |
1131 |
break; |
1132 |
|
1133 |
/* If win_button_size is nonzero, enable single app mode */ |
1134 |
if (xevent.xbutton.y < g_win_button_size) |
1135 |
{ |
1136 |
/* Stop moving window when button is released, regardless of cursor position */ |
1137 |
if (g_moving_wnd && (xevent.type == ButtonRelease)) |
1138 |
g_moving_wnd = False; |
1139 |
|
1140 |
/* Check from right to left: */ |
1141 |
|
1142 |
if (xevent.xbutton.x >= g_width - g_win_button_size) |
1143 |
{ |
1144 |
/* The close button, continue */ |
1145 |
; |
1146 |
} |
1147 |
else if (xevent.xbutton.x >= |
1148 |
g_width - g_win_button_size * 2) |
1149 |
{ |
1150 |
/* The maximize/restore button. Do not send to |
1151 |
server. It might be a good idea to change the |
1152 |
cursor or give some other visible indication |
1153 |
that rdesktop inhibited this click */ |
1154 |
break; |
1155 |
} |
1156 |
else if (xevent.xbutton.x >= |
1157 |
g_width - g_win_button_size * 3) |
1158 |
{ |
1159 |
/* The minimize button. Iconify window. */ |
1160 |
XIconifyWindow(g_display, g_wnd, |
1161 |
DefaultScreen(g_display)); |
1162 |
break; |
1163 |
} |
1164 |
else if (xevent.xbutton.x <= g_win_button_size) |
1165 |
{ |
1166 |
/* The system menu. Ignore. */ |
1167 |
break; |
1168 |
} |
1169 |
else |
1170 |
{ |
1171 |
/* The title bar. */ |
1172 |
if ((xevent.type == ButtonPress) && !g_fullscreen |
1173 |
&& g_hide_decorations) |
1174 |
{ |
1175 |
g_moving_wnd = True; |
1176 |
g_move_x_offset = xevent.xbutton.x; |
1177 |
g_move_y_offset = xevent.xbutton.y; |
1178 |
} |
1179 |
break; |
1180 |
|
1181 |
} |
1182 |
} |
1183 |
|
1184 |
rdp_send_input(time(NULL), RDP_INPUT_MOUSE, |
1185 |
flags | button, xevent.xbutton.x, xevent.xbutton.y); |
1186 |
break; |
1187 |
|
1188 |
case MotionNotify: |
1189 |
if (g_moving_wnd) |
1190 |
{ |
1191 |
XMoveWindow(g_display, g_wnd, |
1192 |
xevent.xmotion.x_root - g_move_x_offset, |
1193 |
xevent.xmotion.y_root - g_move_y_offset); |
1194 |
break; |
1195 |
} |
1196 |
|
1197 |
if (g_fullscreen && !g_focused) |
1198 |
XSetInputFocus(g_display, g_wnd, RevertToPointerRoot, |
1199 |
CurrentTime); |
1200 |
rdp_send_input(time(NULL), RDP_INPUT_MOUSE, |
1201 |
MOUSE_FLAG_MOVE, xevent.xmotion.x, xevent.xmotion.y); |
1202 |
break; |
1203 |
|
1204 |
case FocusIn: |
1205 |
if (xevent.xfocus.mode == NotifyGrab) |
1206 |
break; |
1207 |
g_focused = True; |
1208 |
reset_modifier_keys(); |
1209 |
if (g_grab_keyboard && g_mouse_in_wnd) |
1210 |
XGrabKeyboard(g_display, g_wnd, True, |
1211 |
GrabModeAsync, GrabModeAsync, CurrentTime); |
1212 |
break; |
1213 |
|
1214 |
case FocusOut: |
1215 |
if (xevent.xfocus.mode == NotifyUngrab) |
1216 |
break; |
1217 |
g_focused = False; |
1218 |
if (xevent.xfocus.mode == NotifyWhileGrabbed) |
1219 |
XUngrabKeyboard(g_display, CurrentTime); |
1220 |
break; |
1221 |
|
1222 |
case EnterNotify: |
1223 |
/* we only register for this event when in fullscreen mode */ |
1224 |
/* or grab_keyboard */ |
1225 |
g_mouse_in_wnd = True; |
1226 |
if (g_fullscreen) |
1227 |
{ |
1228 |
XSetInputFocus(g_display, g_wnd, RevertToPointerRoot, |
1229 |
CurrentTime); |
1230 |
break; |
1231 |
} |
1232 |
if (g_focused) |
1233 |
XGrabKeyboard(g_display, g_wnd, True, |
1234 |
GrabModeAsync, GrabModeAsync, CurrentTime); |
1235 |
break; |
1236 |
|
1237 |
case LeaveNotify: |
1238 |
/* we only register for this event when grab_keyboard */ |
1239 |
g_mouse_in_wnd = False; |
1240 |
XUngrabKeyboard(g_display, CurrentTime); |
1241 |
break; |
1242 |
|
1243 |
case Expose: |
1244 |
XCopyArea(g_display, g_backstore, g_wnd, g_gc, |
1245 |
xevent.xexpose.x, xevent.xexpose.y, |
1246 |
xevent.xexpose.width, |
1247 |
xevent.xexpose.height, |
1248 |
xevent.xexpose.x, xevent.xexpose.y); |
1249 |
break; |
1250 |
|
1251 |
case MappingNotify: |
1252 |
/* Refresh keyboard mapping if it has changed. This is important for |
1253 |
Xvnc, since it allocates keycodes dynamically */ |
1254 |
if (xevent.xmapping.request == MappingKeyboard |
1255 |
|| xevent.xmapping.request == MappingModifier) |
1256 |
XRefreshKeyboardMapping(&xevent.xmapping); |
1257 |
|
1258 |
if (xevent.xmapping.request == MappingModifier) |
1259 |
{ |
1260 |
XFreeModifiermap(g_mod_map); |
1261 |
g_mod_map = XGetModifierMapping(g_display); |
1262 |
} |
1263 |
break; |
1264 |
|
1265 |
/* clipboard stuff */ |
1266 |
case SelectionNotify: |
1267 |
xclip_handle_SelectionNotify(&xevent.xselection); |
1268 |
break; |
1269 |
case SelectionRequest: |
1270 |
xclip_handle_SelectionRequest(&xevent.xselectionrequest); |
1271 |
break; |
1272 |
case SelectionClear: |
1273 |
xclip_handle_SelectionClear(); |
1274 |
break; |
1275 |
case PropertyNotify: |
1276 |
xclip_handle_PropertyNotify(&xevent.xproperty); |
1277 |
break; |
1278 |
} |
1279 |
} |
1280 |
/* Keep going */ |
1281 |
return 1; |
1282 |
} |
1283 |
|
1284 |
/* Returns 0 after user quit, 1 otherwise */ |
1285 |
int |
1286 |
ui_select(int rdp_socket) |
1287 |
{ |
1288 |
int n; |
1289 |
fd_set rfds, wfds; |
1290 |
struct timeval tv; |
1291 |
BOOL s_timeout = False; |
1292 |
|
1293 |
while (True) |
1294 |
{ |
1295 |
n = (rdp_socket > g_x_socket) ? rdp_socket : g_x_socket; |
1296 |
/* Process any events already waiting */ |
1297 |
if (!xwin_process_events()) |
1298 |
/* User quit */ |
1299 |
return 0; |
1300 |
|
1301 |
FD_ZERO(&rfds); |
1302 |
FD_ZERO(&wfds); |
1303 |
FD_SET(rdp_socket, &rfds); |
1304 |
FD_SET(g_x_socket, &rfds); |
1305 |
|
1306 |
#ifdef WITH_RDPSND |
1307 |
/* FIXME: there should be an API for registering fds */ |
1308 |
if (g_dsp_busy) |
1309 |
{ |
1310 |
FD_SET(g_dsp_fd, &wfds); |
1311 |
n = (g_dsp_fd > n) ? g_dsp_fd : n; |
1312 |
} |
1313 |
#endif |
1314 |
/* default timeout */ |
1315 |
tv.tv_sec = 60; |
1316 |
tv.tv_usec = 0; |
1317 |
|
1318 |
/* add redirection handles */ |
1319 |
rdpdr_add_fds(&n, &rfds, &wfds, &tv, &s_timeout); |
1320 |
|
1321 |
n++; |
1322 |
|
1323 |
switch (select(n, &rfds, &wfds, NULL, &tv)) |
1324 |
{ |
1325 |
case -1: |
1326 |
error("select: %s\n", strerror(errno)); |
1327 |
|
1328 |
case 0: |
1329 |
/* TODO: if tv.tv_sec just times out |
1330 |
* we will segfault. |
1331 |
* FIXME: |
1332 |
*/ |
1333 |
//s_timeout = True; |
1334 |
//rdpdr_check_fds(&rfds, &wfds, (BOOL) True); |
1335 |
continue; |
1336 |
} |
1337 |
|
1338 |
rdpdr_check_fds(&rfds, &wfds, (BOOL) False); |
1339 |
|
1340 |
if (FD_ISSET(rdp_socket, &rfds)) |
1341 |
return 1; |
1342 |
|
1343 |
#ifdef WITH_RDPSND |
1344 |
if (g_dsp_busy && FD_ISSET(g_dsp_fd, &wfds)) |
1345 |
wave_out_play(); |
1346 |
#endif |
1347 |
} |
1348 |
} |
1349 |
|
1350 |
void |
1351 |
ui_move_pointer(int x, int y) |
1352 |
{ |
1353 |
XWarpPointer(g_display, g_wnd, g_wnd, 0, 0, 0, 0, x, y); |
1354 |
} |
1355 |
|
1356 |
HBITMAP |
1357 |
ui_create_bitmap(int width, int height, uint8 * data) |
1358 |
{ |
1359 |
XImage *image; |
1360 |
Pixmap bitmap; |
1361 |
uint8 *tdata; |
1362 |
int bitmap_pad; |
1363 |
|
1364 |
if (g_server_bpp == 8) |
1365 |
{ |
1366 |
bitmap_pad = 8; |
1367 |
} |
1368 |
else |
1369 |
{ |
1370 |
bitmap_pad = g_bpp; |
1371 |
|
1372 |
if (g_bpp == 24) |
1373 |
bitmap_pad = 32; |
1374 |
} |
1375 |
|
1376 |
tdata = (g_owncolmap ? data : translate_image(width, height, data)); |
1377 |
bitmap = XCreatePixmap(g_display, g_wnd, width, height, g_depth); |
1378 |
image = XCreateImage(g_display, g_visual, g_depth, ZPixmap, 0, |
1379 |
(char *) tdata, width, height, bitmap_pad, 0); |
1380 |
|
1381 |
XPutImage(g_display, bitmap, g_gc, image, 0, 0, 0, 0, width, height); |
1382 |
|
1383 |
XFree(image); |
1384 |
if (!g_owncolmap) |
1385 |
xfree(tdata); |
1386 |
return (HBITMAP) bitmap; |
1387 |
} |
1388 |
|
1389 |
void |
1390 |
ui_paint_bitmap(int x, int y, int cx, int cy, int width, int height, uint8 * data) |
1391 |
{ |
1392 |
XImage *image; |
1393 |
uint8 *tdata; |
1394 |
int bitmap_pad; |
1395 |
|
1396 |
if (g_server_bpp == 8) |
1397 |
{ |
1398 |
bitmap_pad = 8; |
1399 |
} |
1400 |
else |
1401 |
{ |
1402 |
bitmap_pad = g_bpp; |
1403 |
|
1404 |
if (g_bpp == 24) |
1405 |
bitmap_pad = 32; |
1406 |
} |
1407 |
|
1408 |
tdata = (g_owncolmap ? data : translate_image(width, height, data)); |
1409 |
image = XCreateImage(g_display, g_visual, g_depth, ZPixmap, 0, |
1410 |
(char *) tdata, width, height, bitmap_pad, 0); |
1411 |
|
1412 |
if (g_ownbackstore) |
1413 |
{ |
1414 |
XPutImage(g_display, g_backstore, g_gc, image, 0, 0, x, y, cx, cy); |
1415 |
XCopyArea(g_display, g_backstore, g_wnd, g_gc, x, y, cx, cy, x, y); |
1416 |
} |
1417 |
else |
1418 |
{ |
1419 |
XPutImage(g_display, g_wnd, g_gc, image, 0, 0, x, y, cx, cy); |
1420 |
} |
1421 |
|
1422 |
XFree(image); |
1423 |
if (!g_owncolmap) |
1424 |
xfree(tdata); |
1425 |
} |
1426 |
|
1427 |
void |
1428 |
ui_destroy_bitmap(HBITMAP bmp) |
1429 |
{ |
1430 |
XFreePixmap(g_display, (Pixmap) bmp); |
1431 |
} |
1432 |
|
1433 |
HGLYPH |
1434 |
ui_create_glyph(int width, int height, uint8 * data) |
1435 |
{ |
1436 |
XImage *image; |
1437 |
Pixmap bitmap; |
1438 |
int scanline; |
1439 |
GC gc; |
1440 |
|
1441 |
scanline = (width + 7) / 8; |
1442 |
|
1443 |
bitmap = XCreatePixmap(g_display, g_wnd, width, height, 1); |
1444 |
gc = XCreateGC(g_display, bitmap, 0, NULL); |
1445 |
|
1446 |
image = XCreateImage(g_display, g_visual, 1, ZPixmap, 0, (char *) data, |
1447 |
width, height, 8, scanline); |
1448 |
image->byte_order = MSBFirst; |
1449 |
image->bitmap_bit_order = MSBFirst; |
1450 |
XInitImage(image); |
1451 |
|
1452 |
XPutImage(g_display, bitmap, gc, image, 0, 0, 0, 0, width, height); |
1453 |
|
1454 |
XFree(image); |
1455 |
XFreeGC(g_display, gc); |
1456 |
return (HGLYPH) bitmap; |
1457 |
} |
1458 |
|
1459 |
void |
1460 |
ui_destroy_glyph(HGLYPH glyph) |
1461 |
{ |
1462 |
XFreePixmap(g_display, (Pixmap) glyph); |
1463 |
} |
1464 |
|
1465 |
HCURSOR |
1466 |
ui_create_cursor(unsigned int x, unsigned int y, int width, int height, |
1467 |
uint8 * andmask, uint8 * xormask) |
1468 |
{ |
1469 |
HGLYPH maskglyph, cursorglyph; |
1470 |
XColor bg, fg; |
1471 |
Cursor xcursor; |
1472 |
uint8 *cursor, *pcursor; |
1473 |
uint8 *mask, *pmask; |
1474 |
uint8 nextbit; |
1475 |
int scanline, offset; |
1476 |
int i, j; |
1477 |
|
1478 |
scanline = (width + 7) / 8; |
1479 |
offset = scanline * height; |
1480 |
|
1481 |
cursor = (uint8 *) xmalloc(offset); |
1482 |
memset(cursor, 0, offset); |
1483 |
|
1484 |
mask = (uint8 *) xmalloc(offset); |
1485 |
memset(mask, 0, offset); |
1486 |
|
1487 |
/* approximate AND and XOR masks with a monochrome X pointer */ |
1488 |
for (i = 0; i < height; i++) |
1489 |
{ |
1490 |
offset -= scanline; |
1491 |
pcursor = &cursor[offset]; |
1492 |
pmask = &mask[offset]; |
1493 |
|
1494 |
for (j = 0; j < scanline; j++) |
1495 |
{ |
1496 |
for (nextbit = 0x80; nextbit != 0; nextbit >>= 1) |
1497 |
{ |
1498 |
if (xormask[0] || xormask[1] || xormask[2]) |
1499 |
{ |
1500 |
*pcursor |= (~(*andmask) & nextbit); |
1501 |
*pmask |= nextbit; |
1502 |
} |
1503 |
else |
1504 |
{ |
1505 |
*pcursor |= ((*andmask) & nextbit); |
1506 |
*pmask |= (~(*andmask) & nextbit); |
1507 |
} |
1508 |
|
1509 |
xormask += 3; |
1510 |
} |
1511 |
|
1512 |
andmask++; |
1513 |
pcursor++; |
1514 |
pmask++; |
1515 |
} |
1516 |
} |
1517 |
|
1518 |
fg.red = fg.blue = fg.green = 0xffff; |
1519 |
bg.red = bg.blue = bg.green = 0x0000; |
1520 |
fg.flags = bg.flags = DoRed | DoBlue | DoGreen; |
1521 |
|
1522 |
cursorglyph = ui_create_glyph(width, height, cursor); |
1523 |
maskglyph = ui_create_glyph(width, height, mask); |
1524 |
|
1525 |
xcursor = |
1526 |
XCreatePixmapCursor(g_display, (Pixmap) cursorglyph, |
1527 |
(Pixmap) maskglyph, &fg, &bg, x, y); |
1528 |
|
1529 |
ui_destroy_glyph(maskglyph); |
1530 |
ui_destroy_glyph(cursorglyph); |
1531 |
xfree(mask); |
1532 |
xfree(cursor); |
1533 |
return (HCURSOR) xcursor; |
1534 |
} |
1535 |
|
1536 |
void |
1537 |
ui_set_cursor(HCURSOR cursor) |
1538 |
{ |
1539 |
g_current_cursor = (Cursor) cursor; |
1540 |
XDefineCursor(g_display, g_wnd, g_current_cursor); |
1541 |
} |
1542 |
|
1543 |
void |
1544 |
ui_destroy_cursor(HCURSOR cursor) |
1545 |
{ |
1546 |
XFreeCursor(g_display, (Cursor) cursor); |
1547 |
} |
1548 |
|
1549 |
void |
1550 |
ui_set_null_cursor(void) |
1551 |
{ |
1552 |
ui_set_cursor(g_null_cursor); |
1553 |
} |
1554 |
|
1555 |
#define MAKE_XCOLOR(xc,c) \ |
1556 |
(xc)->red = ((c)->red << 8) | (c)->red; \ |
1557 |
(xc)->green = ((c)->green << 8) | (c)->green; \ |
1558 |
(xc)->blue = ((c)->blue << 8) | (c)->blue; \ |
1559 |
(xc)->flags = DoRed | DoGreen | DoBlue; |
1560 |
|
1561 |
|
1562 |
HCOLOURMAP |
1563 |
ui_create_colourmap(COLOURMAP * colours) |
1564 |
{ |
1565 |
COLOURENTRY *entry; |
1566 |
int i, ncolours = colours->ncolours; |
1567 |
if (!g_owncolmap) |
1568 |
{ |
1569 |
uint32 *map = (uint32 *) xmalloc(sizeof(*g_colmap) * ncolours); |
1570 |
XColor xentry; |
1571 |
XColor xc_cache[256]; |
1572 |
uint32 colour; |
1573 |
int colLookup = 256; |
1574 |
for (i = 0; i < ncolours; i++) |
1575 |
{ |
1576 |
entry = &colours->colours[i]; |
1577 |
MAKE_XCOLOR(&xentry, entry); |
1578 |
|
1579 |
if (XAllocColor(g_display, g_xcolmap, &xentry) == 0) |
1580 |
{ |
1581 |
/* Allocation failed, find closest match. */ |
1582 |
int j = 256; |
1583 |
int nMinDist = 3 * 256 * 256; |
1584 |
long nDist = nMinDist; |
1585 |
|
1586 |
/* only get the colors once */ |
1587 |
while (colLookup--) |
1588 |
{ |
1589 |
xc_cache[colLookup].pixel = colLookup; |
1590 |
xc_cache[colLookup].red = xc_cache[colLookup].green = |
1591 |
xc_cache[colLookup].blue = 0; |
1592 |
xc_cache[colLookup].flags = 0; |
1593 |
XQueryColor(g_display, |
1594 |
DefaultColormap(g_display, |
1595 |
DefaultScreen(g_display)), |
1596 |
&xc_cache[colLookup]); |
1597 |
} |
1598 |
colLookup = 0; |
1599 |
|
1600 |
/* approximate the pixel */ |
1601 |
while (j--) |
1602 |
{ |
1603 |
if (xc_cache[j].flags) |
1604 |
{ |
1605 |
nDist = ((long) (xc_cache[j].red >> 8) - |
1606 |
(long) (xentry.red >> 8)) * |
1607 |
((long) (xc_cache[j].red >> 8) - |
1608 |
(long) (xentry.red >> 8)) + |
1609 |
((long) (xc_cache[j].green >> 8) - |
1610 |
(long) (xentry.green >> 8)) * |
1611 |
((long) (xc_cache[j].green >> 8) - |
1612 |
(long) (xentry.green >> 8)) + |
1613 |
((long) (xc_cache[j].blue >> 8) - |
1614 |
(long) (xentry.blue >> 8)) * |
1615 |
((long) (xc_cache[j].blue >> 8) - |
1616 |
(long) (xentry.blue >> 8)); |
1617 |
} |
1618 |
if (nDist < nMinDist) |
1619 |
{ |
1620 |
nMinDist = nDist; |
1621 |
xentry.pixel = j; |
1622 |
} |
1623 |
} |
1624 |
} |
1625 |
colour = xentry.pixel; |
1626 |
|
1627 |
/* update our cache */ |
1628 |
if (xentry.pixel < 256) |
1629 |
{ |
1630 |
xc_cache[xentry.pixel].red = xentry.red; |
1631 |
xc_cache[xentry.pixel].green = xentry.green; |
1632 |
xc_cache[xentry.pixel].blue = xentry.blue; |
1633 |
|
1634 |
} |
1635 |
|
1636 |
map[i] = colour; |
1637 |
} |
1638 |
return map; |
1639 |
} |
1640 |
else |
1641 |
{ |
1642 |
XColor *xcolours, *xentry; |
1643 |
Colormap map; |
1644 |
|
1645 |
xcolours = (XColor *) xmalloc(sizeof(XColor) * ncolours); |
1646 |
for (i = 0; i < ncolours; i++) |
1647 |
{ |
1648 |
entry = &colours->colours[i]; |
1649 |
xentry = &xcolours[i]; |
1650 |
xentry->pixel = i; |
1651 |
MAKE_XCOLOR(xentry, entry); |
1652 |
} |
1653 |
|
1654 |
map = XCreateColormap(g_display, g_wnd, g_visual, AllocAll); |
1655 |
XStoreColors(g_display, map, xcolours, ncolours); |
1656 |
|
1657 |
xfree(xcolours); |
1658 |
return (HCOLOURMAP) map; |
1659 |
} |
1660 |
} |
1661 |
|
1662 |
void |
1663 |
ui_destroy_colourmap(HCOLOURMAP map) |
1664 |
{ |
1665 |
if (!g_owncolmap) |
1666 |
xfree(map); |
1667 |
else |
1668 |
XFreeColormap(g_display, (Colormap) map); |
1669 |
} |
1670 |
|
1671 |
void |
1672 |
ui_set_colourmap(HCOLOURMAP map) |
1673 |
{ |
1674 |
if (!g_owncolmap) |
1675 |
{ |
1676 |
if (g_colmap) |
1677 |
xfree(g_colmap); |
1678 |
|
1679 |
g_colmap = (uint32 *) map; |
1680 |
} |
1681 |
else |
1682 |
XSetWindowColormap(g_display, g_wnd, (Colormap) map); |
1683 |
} |
1684 |
|
1685 |
void |
1686 |
ui_set_clip(int x, int y, int cx, int cy) |
1687 |
{ |
1688 |
XRectangle rect; |
1689 |
|
1690 |
rect.x = x; |
1691 |
rect.y = y; |
1692 |
rect.width = cx; |
1693 |
rect.height = cy; |
1694 |
XSetClipRectangles(g_display, g_gc, 0, 0, &rect, 1, YXBanded); |
1695 |
} |
1696 |
|
1697 |
void |
1698 |
ui_reset_clip(void) |
1699 |
{ |
1700 |
XRectangle rect; |
1701 |
|
1702 |
rect.x = 0; |
1703 |
rect.y = 0; |
1704 |
rect.width = g_width; |
1705 |
rect.height = g_height; |
1706 |
XSetClipRectangles(g_display, g_gc, 0, 0, &rect, 1, YXBanded); |
1707 |
} |
1708 |
|
1709 |
void |
1710 |
ui_bell(void) |
1711 |
{ |
1712 |
XBell(g_display, 0); |
1713 |
} |
1714 |
|
1715 |
void |
1716 |
ui_destblt(uint8 opcode, |
1717 |
/* dest */ int x, int y, int cx, int cy) |
1718 |
{ |
1719 |
SET_FUNCTION(opcode); |
1720 |
FILL_RECTANGLE(x, y, cx, cy); |
1721 |
RESET_FUNCTION(opcode); |
1722 |
} |
1723 |
|
1724 |
static uint8 hatch_patterns[] = { |
1725 |
0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0x00, /* 0 - bsHorizontal */ |
1726 |
0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, /* 1 - bsVertical */ |
1727 |
0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01, /* 2 - bsFDiagonal */ |
1728 |
0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, /* 3 - bsBDiagonal */ |
1729 |
0x08, 0x08, 0x08, 0xff, 0x08, 0x08, 0x08, 0x08, /* 4 - bsCross */ |
1730 |
0x81, 0x42, 0x24, 0x18, 0x18, 0x24, 0x42, 0x81 /* 5 - bsDiagCross */ |
1731 |
}; |
1732 |
|
1733 |
void |
1734 |
ui_patblt(uint8 opcode, |
1735 |
/* dest */ int x, int y, int cx, int cy, |
1736 |
/* brush */ BRUSH * brush, int bgcolour, int fgcolour) |
1737 |
{ |
1738 |
Pixmap fill; |
1739 |
uint8 i, ipattern[8]; |
1740 |
|
1741 |
SET_FUNCTION(opcode); |
1742 |
|
1743 |
switch (brush->style) |
1744 |
{ |
1745 |
case 0: /* Solid */ |
1746 |
SET_FOREGROUND(fgcolour); |
1747 |
FILL_RECTANGLE(x, y, cx, cy); |
1748 |
break; |
1749 |
|
1750 |
case 2: /* Hatch */ |
1751 |
fill = (Pixmap) ui_create_glyph(8, 8, |
1752 |
hatch_patterns + brush->pattern[0] * 8); |
1753 |
SET_FOREGROUND(fgcolour); |
1754 |
SET_BACKGROUND(bgcolour); |
1755 |
XSetFillStyle(g_display, g_gc, FillOpaqueStippled); |
1756 |
XSetStipple(g_display, g_gc, fill); |
1757 |
XSetTSOrigin(g_display, g_gc, brush->xorigin, brush->yorigin); |
1758 |
FILL_RECTANGLE(x, y, cx, cy); |
1759 |
XSetFillStyle(g_display, g_gc, FillSolid); |
1760 |
XSetTSOrigin(g_display, g_gc, 0, 0); |
1761 |
ui_destroy_glyph((HGLYPH) fill); |
1762 |
break; |
1763 |
|
1764 |
case 3: /* Pattern */ |
1765 |
for (i = 0; i != 8; i++) |
1766 |
ipattern[7 - i] = brush->pattern[i]; |
1767 |
fill = (Pixmap) ui_create_glyph(8, 8, ipattern); |
1768 |
|
1769 |
SET_FOREGROUND(bgcolour); |
1770 |
SET_BACKGROUND(fgcolour); |
1771 |
XSetFillStyle(g_display, g_gc, FillOpaqueStippled); |
1772 |
XSetStipple(g_display, g_gc, fill); |
1773 |
XSetTSOrigin(g_display, g_gc, brush->xorigin, brush->yorigin); |
1774 |
|
1775 |
FILL_RECTANGLE(x, y, cx, cy); |
1776 |
|
1777 |
XSetFillStyle(g_display, g_gc, FillSolid); |
1778 |
XSetTSOrigin(g_display, g_gc, 0, 0); |
1779 |
ui_destroy_glyph((HGLYPH) fill); |
1780 |
break; |
1781 |
|
1782 |
default: |
1783 |
unimpl("brush %d\n", brush->style); |
1784 |
} |
1785 |
|
1786 |
RESET_FUNCTION(opcode); |
1787 |
} |
1788 |
|
1789 |
void |
1790 |
ui_screenblt(uint8 opcode, |
1791 |
/* dest */ int x, int y, int cx, int cy, |
1792 |
/* src */ int srcx, int srcy) |
1793 |
{ |
1794 |
SET_FUNCTION(opcode); |
1795 |
if (g_ownbackstore) |
1796 |
{ |
1797 |
XCopyArea(g_display, g_backstore, g_wnd, g_gc, srcx, srcy, cx, cy, x, y); |
1798 |
XCopyArea(g_display, g_backstore, g_backstore, g_gc, srcx, srcy, cx, cy, x, y); |
1799 |
} |
1800 |
else |
1801 |
{ |
1802 |
XCopyArea(g_display, g_wnd, g_wnd, g_gc, srcx, srcy, cx, cy, x, y); |
1803 |
} |
1804 |
RESET_FUNCTION(opcode); |
1805 |
} |
1806 |
|
1807 |
void |
1808 |
ui_memblt(uint8 opcode, |
1809 |
/* dest */ int x, int y, int cx, int cy, |
1810 |
/* src */ HBITMAP src, int srcx, int srcy) |
1811 |
{ |
1812 |
SET_FUNCTION(opcode); |
1813 |
XCopyArea(g_display, (Pixmap) src, g_wnd, g_gc, srcx, srcy, cx, cy, x, y); |
1814 |
if (g_ownbackstore) |
1815 |
XCopyArea(g_display, (Pixmap) src, g_backstore, g_gc, srcx, srcy, cx, cy, x, y); |
1816 |
RESET_FUNCTION(opcode); |
1817 |
} |
1818 |
|
1819 |
void |
1820 |
ui_triblt(uint8 opcode, |
1821 |
/* dest */ int x, int y, int cx, int cy, |
1822 |
/* src */ HBITMAP src, int srcx, int srcy, |
1823 |
/* brush */ BRUSH * brush, int bgcolour, int fgcolour) |
1824 |
{ |
1825 |
/* This is potentially difficult to do in general. Until someone |
1826 |
comes up with a more efficient way of doing it I am using cases. */ |
1827 |
|
1828 |
switch (opcode) |
1829 |
{ |
1830 |
case 0x69: /* PDSxxn */ |
1831 |
ui_memblt(ROP2_XOR, x, y, cx, cy, src, srcx, srcy); |
1832 |
ui_patblt(ROP2_NXOR, x, y, cx, cy, brush, bgcolour, fgcolour); |
1833 |
break; |
1834 |
|
1835 |
case 0xb8: /* PSDPxax */ |
1836 |
ui_patblt(ROP2_XOR, x, y, cx, cy, brush, bgcolour, fgcolour); |
1837 |
ui_memblt(ROP2_AND, x, y, cx, cy, src, srcx, srcy); |
1838 |
ui_patblt(ROP2_XOR, x, y, cx, cy, brush, bgcolour, fgcolour); |
1839 |
break; |
1840 |
|
1841 |
case 0xc0: /* PSa */ |
1842 |
ui_memblt(ROP2_COPY, x, y, cx, cy, src, srcx, srcy); |
1843 |
ui_patblt(ROP2_AND, x, y, cx, cy, brush, bgcolour, fgcolour); |
1844 |
break; |
1845 |
|
1846 |
default: |
1847 |
unimpl("triblt 0x%x\n", opcode); |
1848 |
ui_memblt(ROP2_COPY, x, y, cx, cy, src, srcx, srcy); |
1849 |
} |
1850 |
} |
1851 |
|
1852 |
void |
1853 |
ui_line(uint8 opcode, |
1854 |
/* dest */ int startx, int starty, int endx, int endy, |
1855 |
/* pen */ PEN * pen) |
1856 |
{ |
1857 |
SET_FUNCTION(opcode); |
1858 |
SET_FOREGROUND(pen->colour); |
1859 |
XDrawLine(g_display, g_wnd, g_gc, startx, starty, endx, endy); |
1860 |
if (g_ownbackstore) |
1861 |
XDrawLine(g_display, g_backstore, g_gc, startx, starty, endx, endy); |
1862 |
RESET_FUNCTION(opcode); |
1863 |
} |
1864 |
|
1865 |
void |
1866 |
ui_rect( |
1867 |
/* dest */ int x, int y, int cx, int cy, |
1868 |
/* brush */ int colour) |
1869 |
{ |
1870 |
SET_FOREGROUND(colour); |
1871 |
FILL_RECTANGLE(x, y, cx, cy); |
1872 |
} |
1873 |
|
1874 |
/* warning, this function only draws on wnd or backstore, not both */ |
1875 |
void |
1876 |
ui_draw_glyph(int mixmode, |
1877 |
/* dest */ int x, int y, int cx, int cy, |
1878 |
/* src */ HGLYPH glyph, int srcx, int srcy, |
1879 |
int bgcolour, int fgcolour) |
1880 |
{ |
1881 |
SET_FOREGROUND(fgcolour); |
1882 |
SET_BACKGROUND(bgcolour); |
1883 |
|
1884 |
XSetFillStyle(g_display, g_gc, |
1885 |
(mixmode == MIX_TRANSPARENT) ? FillStippled : FillOpaqueStippled); |
1886 |
XSetStipple(g_display, g_gc, (Pixmap) glyph); |
1887 |
XSetTSOrigin(g_display, g_gc, x, y); |
1888 |
|
1889 |
FILL_RECTANGLE_BACKSTORE(x, y, cx, cy); |
1890 |
|
1891 |
XSetFillStyle(g_display, g_gc, FillSolid); |
1892 |
} |
1893 |
|
1894 |
#define DO_GLYPH(ttext,idx) \ |
1895 |
{\ |
1896 |
glyph = cache_get_font (font, ttext[idx]);\ |
1897 |
if (!(flags & TEXT2_IMPLICIT_X))\ |
1898 |
{\ |
1899 |
xyoffset = ttext[++idx];\ |
1900 |
if ((xyoffset & 0x80))\ |
1901 |
{\ |
1902 |
if (flags & TEXT2_VERTICAL)\ |
1903 |
y += ttext[idx+1] | (ttext[idx+2] << 8);\ |
1904 |
else\ |
1905 |
x += ttext[idx+1] | (ttext[idx+2] << 8);\ |
1906 |
idx += 2;\ |
1907 |
}\ |
1908 |
else\ |
1909 |
{\ |
1910 |
if (flags & TEXT2_VERTICAL)\ |
1911 |
y += xyoffset;\ |
1912 |
else\ |
1913 |
x += xyoffset;\ |
1914 |
}\ |
1915 |
}\ |
1916 |
if (glyph != NULL)\ |
1917 |
{\ |
1918 |
x1 = x + glyph->offset;\ |
1919 |
y1 = y + glyph->baseline;\ |
1920 |
XSetStipple(g_display, g_gc, (Pixmap) glyph->pixmap);\ |
1921 |
XSetTSOrigin(g_display, g_gc, x1, y1);\ |
1922 |
FILL_RECTANGLE_BACKSTORE(x1, y1, glyph->width, glyph->height);\ |
1923 |
if (flags & TEXT2_IMPLICIT_X)\ |
1924 |
x += glyph->width;\ |
1925 |
}\ |
1926 |
} |
1927 |
|
1928 |
void |
1929 |
ui_draw_text(uint8 font, uint8 flags, int mixmode, int x, int y, |
1930 |
int clipx, int clipy, int clipcx, int clipcy, |
1931 |
int boxx, int boxy, int boxcx, int boxcy, int bgcolour, |
1932 |
int fgcolour, uint8 * text, uint8 length) |
1933 |
{ |
1934 |
FONTGLYPH *glyph; |
1935 |
int i, j, xyoffset, x1, y1; |
1936 |
DATABLOB *entry; |
1937 |
|
1938 |
SET_FOREGROUND(bgcolour); |
1939 |
|
1940 |
/* Sometimes, the boxcx value is something really large, like |
1941 |
32691. This makes XCopyArea fail with Xvnc. The code below |
1942 |
is a quick fix. */ |
1943 |
if (boxx + boxcx > g_width) |
1944 |
boxcx = g_width - boxx; |
1945 |
|
1946 |
if (boxcx > 1) |
1947 |
{ |
1948 |
FILL_RECTANGLE_BACKSTORE(boxx, boxy, boxcx, boxcy); |
1949 |
} |
1950 |
else if (mixmode == MIX_OPAQUE) |
1951 |
{ |
1952 |
FILL_RECTANGLE_BACKSTORE(clipx, clipy, clipcx, clipcy); |
1953 |
} |
1954 |
|
1955 |
SET_FOREGROUND(fgcolour); |
1956 |
SET_BACKGROUND(bgcolour); |
1957 |
XSetFillStyle(g_display, g_gc, FillStippled); |
1958 |
|
1959 |
/* Paint text, character by character */ |
1960 |
for (i = 0; i < length;) |
1961 |
{ |
1962 |
switch (text[i]) |
1963 |
{ |
1964 |
case 0xff: |
1965 |
if (i + 2 < length) |
1966 |
cache_put_text(text[i + 1], text, text[i + 2]); |
1967 |
else |
1968 |
{ |
1969 |
error("this shouldn't be happening\n"); |
1970 |
exit(1); |
1971 |
} |
1972 |
/* this will move pointer from start to first character after FF command */ |
1973 |
length -= i + 3; |
1974 |
text = &(text[i + 3]); |
1975 |
i = 0; |
1976 |
break; |
1977 |
|
1978 |
case 0xfe: |
1979 |
entry = cache_get_text(text[i + 1]); |
1980 |
if (entry != NULL) |
1981 |
{ |
1982 |
if ((((uint8 *) (entry->data))[1] == |
1983 |
0) && (!(flags & TEXT2_IMPLICIT_X))) |
1984 |
{ |
1985 |
if (flags & TEXT2_VERTICAL) |
1986 |
y += text[i + 2]; |
1987 |
else |
1988 |
x += text[i + 2]; |
1989 |
} |
1990 |
for (j = 0; j < entry->size; j++) |
1991 |
DO_GLYPH(((uint8 *) (entry->data)), j); |
1992 |
} |
1993 |
if (i + 2 < length) |
1994 |
i += 3; |
1995 |
else |
1996 |
i += 2; |
1997 |
length -= i; |
1998 |
/* this will move pointer from start to first character after FE command */ |
1999 |
text = &(text[i]); |
2000 |
i = 0; |
2001 |
break; |
2002 |
|
2003 |
default: |
2004 |
DO_GLYPH(text, i); |
2005 |
i++; |
2006 |
break; |
2007 |
} |
2008 |
} |
2009 |
|
2010 |
XSetFillStyle(g_display, g_gc, FillSolid); |
2011 |
|
2012 |
if (g_ownbackstore) |
2013 |
{ |
2014 |
if (boxcx > 1) |
2015 |
XCopyArea(g_display, g_backstore, g_wnd, g_gc, boxx, |
2016 |
boxy, boxcx, boxcy, boxx, boxy); |
2017 |
else |
2018 |
XCopyArea(g_display, g_backstore, g_wnd, g_gc, clipx, |
2019 |
clipy, clipcx, clipcy, clipx, clipy); |
2020 |
} |
2021 |
} |
2022 |
|
2023 |
void |
2024 |
ui_desktop_save(uint32 offset, int x, int y, int cx, int cy) |
2025 |
{ |
2026 |
Pixmap pix; |
2027 |
XImage *image; |
2028 |
|
2029 |
if (g_ownbackstore) |
2030 |
{ |
2031 |
image = XGetImage(g_display, g_backstore, x, y, cx, cy, AllPlanes, ZPixmap); |
2032 |
} |
2033 |
else |
2034 |
{ |
2035 |
pix = XCreatePixmap(g_display, g_wnd, cx, cy, g_depth); |
2036 |
XCopyArea(g_display, g_wnd, pix, g_gc, x, y, cx, cy, 0, 0); |
2037 |
image = XGetImage(g_display, pix, 0, 0, cx, cy, AllPlanes, ZPixmap); |
2038 |
XFreePixmap(g_display, pix); |
2039 |
} |
2040 |
|
2041 |
offset *= g_bpp / 8; |
2042 |
cache_put_desktop(offset, cx, cy, image->bytes_per_line, g_bpp / 8, (uint8 *) image->data); |
2043 |
|
2044 |
XDestroyImage(image); |
2045 |
} |
2046 |
|
2047 |
void |
2048 |
ui_desktop_restore(uint32 offset, int x, int y, int cx, int cy) |
2049 |
{ |
2050 |
XImage *image; |
2051 |
uint8 *data; |
2052 |
|
2053 |
offset *= g_bpp / 8; |
2054 |
data = cache_get_desktop(offset, cx, cy, g_bpp / 8); |
2055 |
if (data == NULL) |
2056 |
return; |
2057 |
|
2058 |
image = XCreateImage(g_display, g_visual, g_depth, ZPixmap, 0, |
2059 |
(char *) data, cx, cy, BitmapPad(g_display), cx * g_bpp / 8); |
2060 |
|
2061 |
if (g_ownbackstore) |
2062 |
{ |
2063 |
XPutImage(g_display, g_backstore, g_gc, image, 0, 0, x, y, cx, cy); |
2064 |
XCopyArea(g_display, g_backstore, g_wnd, g_gc, x, y, cx, cy, x, y); |
2065 |
} |
2066 |
else |
2067 |
{ |
2068 |
XPutImage(g_display, g_wnd, g_gc, image, 0, 0, x, y, cx, cy); |
2069 |
} |
2070 |
|
2071 |
XFree(image); |
2072 |
} |