--- sourceforge.net/trunk/rdesktop/xwin.c 2000/10/17 08:24:09 23 +++ sourceforge.net/trunk/rdesktop/xwin.c 2004/02/16 20:28:09 609 @@ -1,240 +1,1428 @@ -/* +/* -*- c-basic-offset: 8 -*- rdesktop: A Remote Desktop Protocol client. - User interface services - X-Windows - Copyright (C) Matthew Chapman 1999-2000 - + User interface services - X Window System + Copyright (C) Matthew Chapman 1999-2002 + This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. - + This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. - + You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include +#include +#include +#include #include +#include +#include #include "rdesktop.h" +#include "xproto.h" + +extern int g_width; +extern int g_height; +extern BOOL g_sendmotion; +extern BOOL g_fullscreen; +extern BOOL g_grab_keyboard; +extern BOOL g_hide_decorations; +extern char g_title[]; +extern int g_server_bpp; +extern int g_win_button_size; + +Display *g_display; +Time g_last_gesturetime; +static int g_x_socket; +static Screen *g_screen; +Window g_wnd; +BOOL g_enable_compose = False; +static GC g_gc = NULL; +static Visual *g_visual; +static int g_depth; +static int g_bpp; +static XIM g_IM; +static XIC g_IC; +static XModifierKeymap *g_mod_map; +static Cursor g_current_cursor; +static HCURSOR g_null_cursor = NULL; +static Atom g_protocol_atom, g_kill_atom; +static BOOL g_focused; +static BOOL g_mouse_in_wnd; + +/* endianness */ +static BOOL g_host_be; +static BOOL g_xserver_be; +static int g_red_shift_r, g_blue_shift_r, g_green_shift_r; +static int g_red_shift_l, g_blue_shift_l, g_green_shift_l; + +/* software backing store */ +BOOL g_ownbackstore = True; /* We can't rely on external BackingStore */ +static Pixmap g_backstore = 0; + +/* Moving in single app mode */ +static BOOL g_moving_wnd; +static int g_move_x_offset = 0; +static int g_move_y_offset = 0; + +#ifdef WITH_RDPSND +extern int g_dsp_fd; +extern BOOL g_dsp_busy; +extern BOOL g_rdpsnd; +#endif + +/* MWM decorations */ +#define MWM_HINTS_DECORATIONS (1L << 1) +#define PROP_MOTIF_WM_HINTS_ELEMENTS 5 +typedef struct +{ + uint32 flags; + uint32 functions; + uint32 decorations; + sint32 inputMode; + uint32 status; +} +PropMotifWmHints; + +typedef struct +{ + uint32 red; + uint32 green; + uint32 blue; +} +PixelColour; + + +#define FILL_RECTANGLE(x,y,cx,cy)\ +{ \ + XFillRectangle(g_display, g_wnd, g_gc, x, y, cx, cy); \ + if (g_ownbackstore) \ + XFillRectangle(g_display, g_backstore, g_gc, x, y, cx, cy); \ +} + +#define FILL_RECTANGLE_BACKSTORE(x,y,cx,cy)\ +{ \ + XFillRectangle(g_display, g_ownbackstore ? g_backstore : g_wnd, g_gc, x, y, cx, cy); \ +} + +/* colour maps */ +BOOL g_owncolmap = False; +static Colormap g_xcolmap; +static uint32 *g_colmap = NULL; + +#define TRANSLATE(col) ( g_server_bpp != 8 ? translate_colour(col) : g_owncolmap ? col : g_colmap[col] ) +#define SET_FOREGROUND(col) XSetForeground(g_display, g_gc, TRANSLATE(col)); +#define SET_BACKGROUND(col) XSetBackground(g_display, g_gc, TRANSLATE(col)); -extern int width; -extern int height; -extern BOOL motion; - -static Display *display; -static Window wnd; -static GC gc; -static Visual *visual; -static XIM IM; +static int rop2_map[] = { + GXclear, /* 0 */ + GXnor, /* DPon */ + GXandInverted, /* DPna */ + GXcopyInverted, /* Pn */ + GXandReverse, /* PDna */ + GXinvert, /* Dn */ + GXxor, /* DPx */ + GXnand, /* DPan */ + GXand, /* DPa */ + GXequiv, /* DPxn */ + GXnoop, /* D */ + GXorInverted, /* DPno */ + GXcopy, /* P */ + GXorReverse, /* PDno */ + GXor, /* DPo */ + GXset /* 1 */ +}; -BOOL ui_create_window(char *title) +#define SET_FUNCTION(rop2) { if (rop2 != ROP2_COPY) XSetFunction(g_display, g_gc, rop2_map[rop2]); } +#define RESET_FUNCTION(rop2) { if (rop2 != ROP2_COPY) XSetFunction(g_display, g_gc, GXcopy); } + +static void +mwm_hide_decorations(void) { - Screen *screen; - XSetWindowAttributes attribs; - unsigned long input_mask; - int i; + PropMotifWmHints motif_hints; + Atom hintsatom; - display = XOpenDisplay(NULL); - if (display == NULL) + /* setup the property */ + motif_hints.flags = MWM_HINTS_DECORATIONS; + motif_hints.decorations = 0; + + /* get the atom for the property */ + hintsatom = XInternAtom(g_display, "_MOTIF_WM_HINTS", False); + if (!hintsatom) { - ERROR("Failed to open display\n"); - return False; + warning("Failed to get atom _MOTIF_WM_HINTS: probably your window manager does not support MWM hints\n"); + return; } - /* Check the screen supports 8-bit depth. */ - screen = DefaultScreenOfDisplay(display); - for (i = 0; i < screen->ndepths; i++) - if (screen->depths[i].depth == 8) + XChangeProperty(g_display, g_wnd, hintsatom, hintsatom, 32, PropModeReplace, + (unsigned char *) &motif_hints, PROP_MOTIF_WM_HINTS_ELEMENTS); +} + +static PixelColour +split_colour15(uint32 colour) +{ + PixelColour rv; + rv.red = (colour & 0x7c00) >> 10; + rv.red = (rv.red * 0xff) / 0x1f; + rv.green = (colour & 0x03e0) >> 5; + rv.green = (rv.green * 0xff) / 0x1f; + rv.blue = (colour & 0x1f); + rv.blue = (rv.blue * 0xff) / 0x1f; + return rv; +} + +static PixelColour +split_colour16(uint32 colour) +{ + PixelColour rv; + rv.red = (colour & 0xf800) >> 11; + rv.red = (rv.red * 0xff) / 0x1f; + rv.green = (colour & 0x07e0) >> 5; + rv.green = (rv.green * 0xff) / 0x3f; + rv.blue = (colour & 0x001f); + rv.blue = (rv.blue * 0xff) / 0x1f; + return rv; +} + +static PixelColour +split_colour24(uint32 colour) +{ + PixelColour rv; + rv.blue = (colour & 0xff0000) >> 16; + rv.green = (colour & 0xff00) >> 8; + rv.red = (colour & 0xff); + return rv; +} + +static uint32 +make_colour(PixelColour pc) +{ + return (((pc.red >> g_red_shift_r) << g_red_shift_l) + | ((pc.green >> g_green_shift_r) << g_green_shift_l) + | ((pc.blue >> g_blue_shift_r) << g_blue_shift_l)); +} + +#define BSWAP16(x) { x = (((x & 0xff) << 8) | (x >> 8)); } +#define BSWAP24(x) { x = (((x & 0xff) << 16) | (x >> 16) | (x & 0xff00)); } +#define BSWAP32(x) { x = (((x & 0xff00ff) << 8) | ((x >> 8) & 0xff00ff)); \ + x = (x << 16) | (x >> 16); } + +static uint32 +translate_colour(uint32 colour) +{ + PixelColour pc; + switch (g_server_bpp) + { + case 15: + pc = split_colour15(colour); + break; + case 16: + pc = split_colour16(colour); break; + case 24: + pc = split_colour24(colour); + break; + } + return make_colour(pc); +} + +static void +translate8to8(uint8 * data, uint8 * out, uint8 * end) +{ + while (out < end) + *(out++) = (uint8) g_colmap[*(data++)]; +} + +static void +translate8to16(uint8 * data, uint8 * out, uint8 * end) +{ + uint16 value; + + while (out < end) + { + value = (uint16) g_colmap[*(data++)]; + + if (g_xserver_be) + { + *(out++) = value >> 8; + *(out++) = value; + } + else + { + *(out++) = value; + *(out++) = value >> 8; + } + } +} + +/* little endian - conversion happens when colourmap is built */ +static void +translate8to24(uint8 * data, uint8 * out, uint8 * end) +{ + uint32 value; + + while (out < end) + { + value = g_colmap[*(data++)]; + + if (g_xserver_be) + { + *(out++) = value >> 16; + *(out++) = value >> 8; + *(out++) = value; + } + else + { + *(out++) = value; + *(out++) = value >> 8; + *(out++) = value >> 16; + } + } +} - if (i >= screen->ndepths) +static void +translate8to32(uint8 * data, uint8 * out, uint8 * end) +{ + uint32 value; + + while (out < end) { - ERROR("8-bit depth required (in this version).\n"); - XCloseDisplay(display); + value = g_colmap[*(data++)]; + + if (g_xserver_be) + { + *(out++) = value >> 24; + *(out++) = value >> 16; + *(out++) = value >> 8; + *(out++) = value; + } + else + { + *(out++) = value; + *(out++) = value >> 8; + *(out++) = value >> 16; + *(out++) = value >> 24; + } + } +} + +static void +translate15to16(uint16 * data, uint8 * out, uint8 * end) +{ + uint16 pixel; + uint16 value; + + while (out < end) + { + pixel = *(data++); + + if (g_host_be) + { + BSWAP16(pixel); + } + + value = make_colour(split_colour15(pixel)); + + if (g_xserver_be) + { + *(out++) = value >> 8; + *(out++) = value; + } + else + { + *(out++) = value; + *(out++) = value >> 8; + } + } +} + +static void +translate15to24(uint16 * data, uint8 * out, uint8 * end) +{ + uint32 value; + uint16 pixel; + + while (out < end) + { + pixel = *(data++); + + if (g_host_be) + { + BSWAP16(pixel); + } + + value = make_colour(split_colour15(pixel)); + if (g_xserver_be) + { + *(out++) = value >> 16; + *(out++) = value >> 8; + *(out++) = value; + } + else + { + *(out++) = value; + *(out++) = value >> 8; + *(out++) = value >> 16; + } + } +} + +static void +translate15to32(uint16 * data, uint8 * out, uint8 * end) +{ + uint16 pixel; + uint32 value; + + while (out < end) + { + pixel = *(data++); + + if (g_host_be) + { + BSWAP16(pixel); + } + + value = make_colour(split_colour15(pixel)); + + if (g_xserver_be) + { + *(out++) = value >> 24; + *(out++) = value >> 16; + *(out++) = value >> 8; + *(out++) = value; + } + else + { + *(out++) = value; + *(out++) = value >> 8; + *(out++) = value >> 16; + *(out++) = value >> 24; + } + } +} + +static void +translate16to16(uint16 * data, uint8 * out, uint8 * end) +{ + uint16 pixel; + uint16 value; + + while (out < end) + { + pixel = *(data++); + + if (g_host_be) + { + BSWAP16(pixel); + } + + value = make_colour(split_colour16(pixel)); + + if (g_xserver_be) + { + *(out++) = value >> 8; + *(out++) = value; + } + else + { + *(out++) = value; + *(out++) = value >> 8; + } + } +} + +static void +translate16to24(uint16 * data, uint8 * out, uint8 * end) +{ + uint32 value; + uint16 pixel; + + while (out < end) + { + pixel = *(data++); + + if (g_host_be) + { + BSWAP16(pixel); + } + + value = make_colour(split_colour16(pixel)); + + if (g_xserver_be) + { + *(out++) = value >> 16; + *(out++) = value >> 8; + *(out++) = value; + } + else + { + *(out++) = value; + *(out++) = value >> 8; + *(out++) = value >> 16; + } + } +} + +static void +translate16to32(uint16 * data, uint8 * out, uint8 * end) +{ + uint16 pixel; + uint32 value; + + while (out < end) + { + pixel = *(data++); + + if (g_host_be) + { + BSWAP16(pixel); + } + + value = make_colour(split_colour16(pixel)); + + if (g_xserver_be) + { + *(out++) = value >> 24; + *(out++) = value >> 16; + *(out++) = value >> 8; + *(out++) = value; + } + else + { + *(out++) = value; + *(out++) = value >> 8; + *(out++) = value >> 16; + *(out++) = value >> 24; + } + } +} + +static void +translate24to16(uint8 * data, uint8 * out, uint8 * end) +{ + uint32 pixel = 0; + uint16 value; + while (out < end) + { + pixel = *(data++) << 16; + pixel |= *(data++) << 8; + pixel |= *(data++); + + value = (uint16) make_colour(split_colour24(pixel)); + + if (g_xserver_be) + { + *(out++) = value >> 8; + *(out++) = value; + } + else + { + *(out++) = value; + *(out++) = value >> 8; + } + } +} + +static void +translate24to24(uint8 * data, uint8 * out, uint8 * end) +{ + uint32 pixel; + uint32 value; + + while (out < end) + { + pixel = *(data++) << 16; + pixel |= *(data++) << 8; + pixel |= *(data++); + + value = make_colour(split_colour24(pixel)); + + if (g_xserver_be) + { + *(out++) = value >> 16; + *(out++) = value >> 8; + *(out++) = value; + } + else + { + *(out++) = value; + *(out++) = value >> 8; + *(out++) = value >> 16; + } + } +} + +static void +translate24to32(uint8 * data, uint8 * out, uint8 * end) +{ + uint32 pixel; + uint32 value; + + while (out < end) + { + pixel = *(data++) << 16; + pixel |= *(data++) << 8; + pixel |= *(data++); + + value = make_colour(split_colour24(pixel)); + + if (g_xserver_be) + { + *(out++) = value >> 24; + *(out++) = value >> 16; + *(out++) = value >> 8; + *(out++) = value; + } + else + { + *(out++) = value; + *(out++) = value >> 8; + *(out++) = value >> 16; + *(out++) = value >> 24; + } + } +} + +static uint8 * +translate_image(int width, int height, uint8 * data) +{ + int size = width * height * g_bpp / 8; + uint8 *out = (uint8 *) xmalloc(size); + uint8 *end = out + size; + + switch (g_server_bpp) + { + case 24: + switch (g_bpp) + { + case 32: + translate24to32(data, out, end); + break; + case 24: + translate24to24(data, out, end); + break; + case 16: + translate24to16(data, out, end); + break; + } + break; + case 16: + switch (g_bpp) + { + case 32: + translate16to32((uint16 *) data, out, end); + break; + case 24: + translate16to24((uint16 *) data, out, end); + break; + case 16: + translate16to16((uint16 *) data, out, end); + break; + } + break; + case 15: + switch (g_bpp) + { + case 32: + translate15to32((uint16 *) data, out, end); + break; + case 24: + translate15to24((uint16 *) data, out, end); + break; + case 16: + translate15to16((uint16 *) data, out, end); + break; + } + break; + case 8: + switch (g_bpp) + { + case 8: + translate8to8(data, out, end); + break; + case 16: + translate8to16(data, out, end); + break; + case 24: + translate8to24(data, out, end); + break; + case 32: + translate8to32(data, out, end); + break; + } + break; + } + return out; +} + +BOOL +get_key_state(unsigned int state, uint32 keysym) +{ + int modifierpos, key, keysymMask = 0; + int offset; + + KeyCode keycode = XKeysymToKeycode(g_display, keysym); + + if (keycode == NoSymbol) return False; + + for (modifierpos = 0; modifierpos < 8; modifierpos++) + { + offset = g_mod_map->max_keypermod * modifierpos; + + for (key = 0; key < g_mod_map->max_keypermod; key++) + { + if (g_mod_map->modifiermap[offset + key] == keycode) + keysymMask |= 1 << modifierpos; + } } - visual = DefaultVisual(display, DefaultScreen(display)); + return (state & keysymMask) ? True : False; +} - attribs.background_pixel = BlackPixel(display, DefaultScreen(display)); - attribs.backing_store = Always; - wnd = XCreateWindow(display, DefaultRootWindow(display), - 0, 0, width, height, 0, 8, InputOutput, visual, - CWBackingStore | CWBackPixel, &attribs); - - XStoreName(display, wnd, title); - XMapWindow(display, wnd); - - input_mask = KeyPressMask | KeyReleaseMask; - input_mask |= ButtonPressMask | ButtonReleaseMask; - if (motion) - input_mask |= PointerMotionMask; +static void +calculate_shifts(uint32 mask, int *shift_r, int *shift_l) +{ + *shift_l = ffs(mask) - 1; + mask >>= *shift_l; + *shift_r = 8 - ffs(mask & ~(mask >> 1)); +} + +BOOL +ui_init(void) +{ + XVisualInfo vi; + XPixmapFormatValues *pfm; + uint16 test; + int i, screen_num, nvisuals; + XVisualInfo *vmatches = NULL; + XVisualInfo template; + Bool TrueColorVisual = False; + + g_display = XOpenDisplay(NULL); + if (g_display == NULL) + { + error("Failed to open display: %s\n", XDisplayName(NULL)); + return False; + } + + screen_num = DefaultScreen(g_display); + g_x_socket = ConnectionNumber(g_display); + g_screen = ScreenOfDisplay(g_display, screen_num); + g_depth = DefaultDepthOfScreen(g_screen); + + /* Search for best TrueColor depth */ + template.class = TrueColor; + vmatches = XGetVisualInfo(g_display, VisualClassMask, &template, &nvisuals); + + nvisuals--; + while (nvisuals >= 0) + { + if ((vmatches + nvisuals)->depth > g_depth) + { + g_depth = (vmatches + nvisuals)->depth; + } + nvisuals--; + TrueColorVisual = True; + } - XSelectInput(display, wnd, input_mask); - gc = XCreateGC(display, wnd, 0, NULL); + if ((g_server_bpp == 8) && ((!TrueColorVisual) || (g_depth <= 8))) + { + /* we use a colourmap, so the default visual should do */ + g_visual = DefaultVisualOfScreen(g_screen); + g_depth = DefaultDepthOfScreen(g_screen); + + /* Do not allocate colours on a TrueColor visual */ + if (g_visual->class == TrueColor) + { + g_owncolmap = False; + } + } + else + { + /* need a truecolour visual */ + if (!XMatchVisualInfo(g_display, screen_num, g_depth, TrueColor, &vi)) + { + error("The display does not support true colour - high colour support unavailable.\n"); + return False; + } + + g_visual = vi.visual; + g_owncolmap = False; + calculate_shifts(vi.red_mask, &g_red_shift_r, &g_red_shift_l); + calculate_shifts(vi.blue_mask, &g_blue_shift_r, &g_blue_shift_l); + calculate_shifts(vi.green_mask, &g_green_shift_r, &g_green_shift_l); + } + + pfm = XListPixmapFormats(g_display, &i); + if (pfm != NULL) + { + /* Use maximum bpp for this depth - this is generally + desirable, e.g. 24 bits->32 bits. */ + while (i--) + { + if ((pfm[i].depth == g_depth) && (pfm[i].bits_per_pixel > g_bpp)) + { + g_bpp = pfm[i].bits_per_pixel; + } + } + XFree(pfm); + } + + if (g_bpp < 8) + { + error("Less than 8 bpp not currently supported.\n"); + XCloseDisplay(g_display); + return False; + } + + if (!g_owncolmap) + { + g_xcolmap = + XCreateColormap(g_display, RootWindowOfScreen(g_screen), g_visual, + AllocNone); + if (g_depth <= 8) + warning("Screen depth is 8 bits or lower: you may want to use -C for a private colourmap\n"); + } + + if ((!g_ownbackstore) && (DoesBackingStore(g_screen) != Always)) + { + warning("External BackingStore not available, using internal\n"); + g_ownbackstore = True; + } + + test = 1; + g_host_be = !(BOOL) (*(uint8 *) (&test)); + g_xserver_be = (ImageByteOrder(g_display) == MSBFirst); + + /* + * Determine desktop size + */ + if (g_fullscreen) + { + g_width = WidthOfScreen(g_screen); + g_height = HeightOfScreen(g_screen); + } + else if (g_width < 0) + { + /* Percent of screen */ + g_height = HeightOfScreen(g_screen) * (-g_width) / 100; + g_width = WidthOfScreen(g_screen) * (-g_width) / 100; + } + else if (g_width == 0) + { + /* Fetch geometry from _NET_WORKAREA */ + uint32 x, y, cx, cy; + + if (get_current_workarea(&x, &y, &cx, &cy) == 0) + { + g_width = cx; + g_height = cy; + } + else + { + warning("Failed to get workarea: probably your window manager does not support extended hints\n"); + g_width = 800; + g_height = 600; + } + } + + /* make sure width is a multiple of 4 */ + g_width = (g_width + 3) & ~3; + + g_mod_map = XGetModifierMapping(g_display); + + xkeymap_init(); + + if (g_enable_compose) + g_IM = XOpenIM(g_display, NULL, NULL, NULL); + + xclip_init(); + + DEBUG_RDP5(("server bpp %d client bpp %d depth %d\n", g_server_bpp, g_bpp, g_depth)); - IM = XOpenIM(display, NULL, NULL, NULL); return True; } -void ui_destroy_window() +void +ui_deinit(void) { - XCloseIM(IM); - XFreeGC(display, gc); - XDestroyWindow(display, wnd); - XCloseDisplay(display); + if (g_IM != NULL) + XCloseIM(g_IM); + + if (g_null_cursor != NULL) + ui_destroy_cursor(g_null_cursor); + + XFreeModifiermap(g_mod_map); + + if (g_ownbackstore) + XFreePixmap(g_display, g_backstore); + + XFreeGC(g_display, g_gc); + XCloseDisplay(g_display); + g_display = NULL; } -static uint8 xwin_translate_key(unsigned long key) +BOOL +ui_create_window(void) { - DEBUG("KEY(code=0x%lx)\n", key); + uint8 null_pointer_mask[1] = { 0x80 }; + uint8 null_pointer_data[4] = { 0x00, 0x00, 0x00, 0x00 }; + XSetWindowAttributes attribs; + XClassHint *classhints; + XSizeHints *sizehints; + int wndwidth, wndheight; + long input_mask, ic_input_mask; + XEvent xevent; + + wndwidth = g_fullscreen ? WidthOfScreen(g_screen) : g_width; + wndheight = g_fullscreen ? HeightOfScreen(g_screen) : g_height; + + attribs.background_pixel = BlackPixelOfScreen(g_screen); + attribs.border_pixel = WhitePixelOfScreen(g_screen); + attribs.backing_store = g_ownbackstore ? NotUseful : Always; + attribs.override_redirect = g_fullscreen; + attribs.colormap = g_xcolmap; + + g_wnd = XCreateWindow(g_display, RootWindowOfScreen(g_screen), 0, 0, wndwidth, wndheight, + 0, g_depth, InputOutput, g_visual, + CWBackPixel | CWBackingStore | CWOverrideRedirect | + CWColormap | CWBorderPixel, &attribs); - if ((key > 8) && (key <= 0x60)) - return (key - 8); + if (g_gc == NULL) + g_gc = XCreateGC(g_display, g_wnd, 0, NULL); - switch (key) + if ((g_ownbackstore) && (g_backstore == 0)) { - case 0x62: /* left arrow */ - return 0x48; - case 0x64: /* up arrow */ - return 0x4b; - case 0x66: /* down arrow */ - return 0x4d; - case 0x68: /* right arrow */ - return 0x50; - case 0x73: /* Windows key */ - DEBUG("CHECKPOINT\n"); + g_backstore = XCreatePixmap(g_display, g_wnd, g_width, g_height, g_depth); + + /* clear to prevent rubbish being exposed at startup */ + XSetForeground(g_display, g_gc, BlackPixelOfScreen(g_screen)); + XFillRectangle(g_display, g_backstore, g_gc, 0, 0, g_width, g_height); + } + + XStoreName(g_display, g_wnd, g_title); + + if (g_hide_decorations) + mwm_hide_decorations(); + + classhints = XAllocClassHint(); + if (classhints != NULL) + { + classhints->res_name = classhints->res_class = "rdesktop"; + XSetClassHint(g_display, g_wnd, classhints); + XFree(classhints); + } + + sizehints = XAllocSizeHints(); + if (sizehints) + { + sizehints->flags = PMinSize | PMaxSize; + sizehints->min_width = sizehints->max_width = g_width; + sizehints->min_height = sizehints->max_height = g_height; + XSetWMNormalHints(g_display, g_wnd, sizehints); + XFree(sizehints); + } + + input_mask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | + VisibilityChangeMask | FocusChangeMask; + + if (g_sendmotion) + input_mask |= PointerMotionMask; + if (g_ownbackstore) + input_mask |= ExposureMask; + if (g_fullscreen || g_grab_keyboard) + input_mask |= EnterWindowMask; + if (g_grab_keyboard) + input_mask |= LeaveWindowMask; + + if (g_IM != NULL) + { + g_IC = XCreateIC(g_IM, XNInputStyle, (XIMPreeditNothing | XIMStatusNothing), + XNClientWindow, g_wnd, XNFocusWindow, g_wnd, NULL); + + if ((g_IC != NULL) + && (XGetICValues(g_IC, XNFilterEvents, &ic_input_mask, NULL) == NULL)) + input_mask |= ic_input_mask; } - return 0; + XSelectInput(g_display, g_wnd, input_mask); + XMapWindow(g_display, g_wnd); + + /* wait for VisibilityNotify */ + do + { + XMaskEvent(g_display, VisibilityChangeMask, &xevent); + } + while (xevent.type != VisibilityNotify); + + g_focused = False; + g_mouse_in_wnd = False; + + /* handle the WM_DELETE_WINDOW protocol */ + g_protocol_atom = XInternAtom(g_display, "WM_PROTOCOLS", True); + g_kill_atom = XInternAtom(g_display, "WM_DELETE_WINDOW", True); + XSetWMProtocols(g_display, g_wnd, &g_kill_atom, 1); + + /* create invisible 1x1 cursor to be used as null cursor */ + if (g_null_cursor == NULL) + g_null_cursor = ui_create_cursor(0, 0, 1, 1, null_pointer_mask, null_pointer_data); + + return True; } -static uint16 xwin_translate_mouse(unsigned long button) +void +ui_destroy_window(void) { - switch (button) + if (g_IC != NULL) + XDestroyIC(g_IC); + + XDestroyWindow(g_display, g_wnd); +} + +void +xwin_toggle_fullscreen(void) +{ + Pixmap contents = 0; + + if (!g_ownbackstore) { - case Button1: /* left */ - return MOUSE_FLAG_BUTTON1; - case Button2: /* middle */ - return MOUSE_FLAG_BUTTON3; - case Button3: /* right */ - return MOUSE_FLAG_BUTTON2; + /* need to save contents of window */ + contents = XCreatePixmap(g_display, g_wnd, g_width, g_height, g_depth); + XCopyArea(g_display, g_wnd, contents, g_gc, 0, 0, g_width, g_height, 0, 0); } - return 0; + ui_destroy_window(); + g_fullscreen = !g_fullscreen; + ui_create_window(); + + XDefineCursor(g_display, g_wnd, g_current_cursor); + + if (!g_ownbackstore) + { + XCopyArea(g_display, contents, g_wnd, g_gc, 0, 0, g_width, g_height, 0, 0); + XFreePixmap(g_display, contents); + } } -void ui_process_events() -{ - XEvent event; - uint8 scancode; - uint16 button; +/* Process all events in Xlib queue + Returns 0 after user quit, 1 otherwise */ +static int +xwin_process_events(void) +{ + XEvent xevent; + KeySym keysym; + uint16 button, flags; uint32 ev_time; + key_translation tr; + char str[256]; + Status status; - if (display == NULL) - return; - - while (XCheckWindowEvent(display, wnd, 0xffffffff, &event)) + while (XPending(g_display) > 0) { - ev_time = time(NULL); + XNextEvent(g_display, &xevent); + + if ((g_IC != NULL) && (XFilterEvent(&xevent, None) == True)) + { + DEBUG_KBD(("Filtering event\n")); + continue; + } + + flags = 0; - switch (event.type) + switch (xevent.type) { + case ClientMessage: + /* the window manager told us to quit */ + if ((xevent.xclient.message_type == g_protocol_atom) + && ((Atom) xevent.xclient.data.l[0] == g_kill_atom)) + /* Quit */ + return 0; + break; + case KeyPress: - scancode = xwin_translate_key(event.xkey.keycode); - if (scancode == 0) + g_last_gesturetime = xevent.xkey.time; + if (g_IC != NULL) + /* Multi_key compatible version */ + { + XmbLookupString(g_IC, + &xevent.xkey, str, sizeof(str), &keysym, + &status); + if (!((status == XLookupKeySym) || (status == XLookupBoth))) + { + error("XmbLookupString failed with status 0x%x\n", + status); + break; + } + } + else + { + /* Plain old XLookupString */ + DEBUG_KBD(("\nNo input context, using XLookupString\n")); + XLookupString((XKeyEvent *) & xevent, + str, sizeof(str), &keysym, NULL); + } + + DEBUG_KBD(("KeyPress for (keysym 0x%lx, %s)\n", keysym, + get_ksname(keysym))); + + ev_time = time(NULL); + if (handle_special_keys(keysym, xevent.xkey.state, ev_time, True)) break; - rdp_send_input(ev_time, RDP_INPUT_SCANCODE, 0, - scancode, 0); + tr = xkeymap_translate_key(keysym, + xevent.xkey.keycode, xevent.xkey.state); + + if (tr.scancode == 0) + break; + + save_remote_modifiers(tr.scancode); + ensure_remote_modifiers(ev_time, tr); + rdp_send_scancode(ev_time, RDP_KEYPRESS, tr.scancode); + restore_remote_modifiers(ev_time, tr.scancode); + break; case KeyRelease: - scancode = xwin_translate_key(event.xkey.keycode); - if (scancode == 0) + g_last_gesturetime = xevent.xkey.time; + XLookupString((XKeyEvent *) & xevent, str, + sizeof(str), &keysym, NULL); + + DEBUG_KBD(("\nKeyRelease for (keysym 0x%lx, %s)\n", keysym, + get_ksname(keysym))); + + ev_time = time(NULL); + if (handle_special_keys(keysym, xevent.xkey.state, ev_time, False)) + break; + + tr = xkeymap_translate_key(keysym, + xevent.xkey.keycode, xevent.xkey.state); + + if (tr.scancode == 0) break; - rdp_send_input(ev_time, RDP_INPUT_SCANCODE, - KBD_FLAG_DOWN | KBD_FLAG_UP, - scancode, 0); + rdp_send_scancode(ev_time, RDP_KEYRELEASE, tr.scancode); break; case ButtonPress: - button = xwin_translate_mouse(event.xbutton.button); + flags = MOUSE_FLAG_DOWN; + /* fall through */ + case ButtonRelease: + g_last_gesturetime = xevent.xbutton.time; + button = xkeymap_translate_button(xevent.xbutton.button); if (button == 0) break; - rdp_send_input(ev_time, RDP_INPUT_MOUSE, - button | MOUSE_FLAG_DOWN, - event.xbutton.x, - event.xbutton.y); + /* If win_button_size is nonzero, enable single app mode */ + if (xevent.xbutton.y < g_win_button_size) + { + /* Stop moving window when button is released, regardless of cursor position */ + if (g_moving_wnd && (xevent.type == ButtonRelease)) + g_moving_wnd = False; + + /* Check from right to left: */ + + if (xevent.xbutton.x >= g_width - g_win_button_size) + { + /* The close button, continue */ + ; + } + else if (xevent.xbutton.x >= + g_width - g_win_button_size * 2) + { + /* The maximize/restore button. Do not send to + server. It might be a good idea to change the + cursor or give some other visible indication + that rdesktop inhibited this click */ + break; + } + else if (xevent.xbutton.x >= + g_width - g_win_button_size * 3) + { + /* The minimize button. Iconify window. */ + XIconifyWindow(g_display, g_wnd, + DefaultScreen(g_display)); + break; + } + else if (xevent.xbutton.x <= g_win_button_size) + { + /* The system menu. Ignore. */ + break; + } + else + { + /* The title bar. */ + if ((xevent.type == ButtonPress) && !g_fullscreen + && g_hide_decorations) + { + g_moving_wnd = True; + g_move_x_offset = xevent.xbutton.x; + g_move_y_offset = xevent.xbutton.y; + } + break; + + } + } + + rdp_send_input(time(NULL), RDP_INPUT_MOUSE, + flags | button, xevent.xbutton.x, xevent.xbutton.y); break; - case ButtonRelease: - button = xwin_translate_mouse(event.xbutton.button); - if (button == 0) + case MotionNotify: + if (g_moving_wnd) + { + XMoveWindow(g_display, g_wnd, + xevent.xmotion.x_root - g_move_x_offset, + xevent.xmotion.y_root - g_move_y_offset); break; + } - rdp_send_input(ev_time, RDP_INPUT_MOUSE, - button, - event.xbutton.x, - event.xbutton.y); + if (g_fullscreen && !g_focused) + XSetInputFocus(g_display, g_wnd, RevertToPointerRoot, + CurrentTime); + rdp_send_input(time(NULL), RDP_INPUT_MOUSE, + MOUSE_FLAG_MOVE, xevent.xmotion.x, xevent.xmotion.y); break; - case MotionNotify: - rdp_send_input(ev_time, RDP_INPUT_MOUSE, - MOUSE_FLAG_MOVE, - event.xmotion.x, - event.xmotion.y); + case FocusIn: + if (xevent.xfocus.mode == NotifyGrab) + break; + g_focused = True; + reset_modifier_keys(); + if (g_grab_keyboard && g_mouse_in_wnd) + XGrabKeyboard(g_display, g_wnd, True, + GrabModeAsync, GrabModeAsync, CurrentTime); + break; + + case FocusOut: + if (xevent.xfocus.mode == NotifyUngrab) + break; + g_focused = False; + if (xevent.xfocus.mode == NotifyWhileGrabbed) + XUngrabKeyboard(g_display, CurrentTime); + break; + + case EnterNotify: + /* we only register for this event when in fullscreen mode */ + /* or grab_keyboard */ + g_mouse_in_wnd = True; + if (g_fullscreen) + { + XSetInputFocus(g_display, g_wnd, RevertToPointerRoot, + CurrentTime); + break; + } + if (g_focused) + XGrabKeyboard(g_display, g_wnd, True, + GrabModeAsync, GrabModeAsync, CurrentTime); + break; + + case LeaveNotify: + /* we only register for this event when grab_keyboard */ + g_mouse_in_wnd = False; + XUngrabKeyboard(g_display, CurrentTime); + break; + + case Expose: + XCopyArea(g_display, g_backstore, g_wnd, g_gc, + xevent.xexpose.x, xevent.xexpose.y, + xevent.xexpose.width, + xevent.xexpose.height, + xevent.xexpose.x, xevent.xexpose.y); + break; + + case MappingNotify: + /* Refresh keyboard mapping if it has changed. This is important for + Xvnc, since it allocates keycodes dynamically */ + if (xevent.xmapping.request == MappingKeyboard + || xevent.xmapping.request == MappingModifier) + XRefreshKeyboardMapping(&xevent.xmapping); + + if (xevent.xmapping.request == MappingModifier) + { + XFreeModifiermap(g_mod_map); + g_mod_map = XGetModifierMapping(g_display); + } + break; + + /* clipboard stuff */ + case SelectionNotify: + xclip_handle_SelectionNotify(&xevent.xselection); + break; + case SelectionRequest: + xclip_handle_SelectionRequest(&xevent.xselectionrequest); + break; + case SelectionClear: + xclip_handle_SelectionClear(); + break; + case PropertyNotify: + xclip_handle_PropertyNotify(&xevent.xproperty); + break; } } + /* Keep going */ + return 1; +} + +/* Returns 0 after user quit, 1 otherwise */ +int +ui_select(int rdp_socket) +{ + int n; + fd_set rfds, wfds; + struct timeval tv; + BOOL s_timeout = False; + + while (True) + { + n = (rdp_socket > g_x_socket) ? rdp_socket : g_x_socket; + /* Process any events already waiting */ + if (!xwin_process_events()) + /* User quit */ + return 0; + + FD_ZERO(&rfds); + FD_ZERO(&wfds); + FD_SET(rdp_socket, &rfds); + FD_SET(g_x_socket, &rfds); + +#ifdef WITH_RDPSND + /* FIXME: there should be an API for registering fds */ + if (g_dsp_busy) + { + FD_SET(g_dsp_fd, &wfds); + n = (g_dsp_fd > n) ? g_dsp_fd : n; + } +#endif + /* default timeout */ + tv.tv_sec = 60; + tv.tv_usec = 0; + + /* add redirection handles */ + rdpdr_add_fds(&n, &rfds, &wfds, &tv, &s_timeout); + + n++; + + switch (select(n, &rfds, &wfds, NULL, &tv)) + { + case -1: + error("select: %s\n", strerror(errno)); + + case 0: + /* TODO: if tv.tv_sec just times out + * we will segfault. + * FIXME: + */ + //s_timeout = True; + //rdpdr_check_fds(&rfds, &wfds, (BOOL) True); + continue; + } + + rdpdr_check_fds(&rfds, &wfds, (BOOL) False); + + if (FD_ISSET(rdp_socket, &rfds)) + return 1; + +#ifdef WITH_RDPSND + if (g_dsp_busy && FD_ISSET(g_dsp_fd, &wfds)) + wave_out_play(); +#endif + } } -void ui_move_pointer(int x, int y) +void +ui_move_pointer(int x, int y) { - XWarpPointer(display, wnd, wnd, 0, 0, 0, 0, x, y); + XWarpPointer(g_display, g_wnd, g_wnd, 0, 0, 0, 0, x, y); } -HBITMAP ui_create_bitmap(int width, int height, uint8 *data) +HBITMAP +ui_create_bitmap(int width, int height, uint8 * data) { XImage *image; Pixmap bitmap; + uint8 *tdata; + int bitmap_pad; + + if (g_server_bpp == 8) + { + bitmap_pad = 8; + } + else + { + bitmap_pad = g_bpp; + + if (g_bpp == 24) + bitmap_pad = 32; + } + + tdata = (g_owncolmap ? data : translate_image(width, height, data)); + bitmap = XCreatePixmap(g_display, g_wnd, width, height, g_depth); + image = XCreateImage(g_display, g_visual, g_depth, ZPixmap, 0, + (char *) tdata, width, height, bitmap_pad, 0); - bitmap = XCreatePixmap(display, wnd, width, height, 8); + XPutImage(g_display, bitmap, g_gc, image, 0, 0, 0, 0, width, height); - image = XCreateImage(display, visual, 8, ZPixmap, 0, - data, width, height, 8, width); - XSetFunction(display, gc, GXcopy); - XPutImage(display, bitmap, gc, image, 0, 0, 0, 0, width, height); XFree(image); - - return (HBITMAP)bitmap; + if (!g_owncolmap) + xfree(tdata); + return (HBITMAP) bitmap; } -void ui_paint_bitmap(int x, int y, int cx, int cy, - int width, int height, uint8 *data) +void +ui_paint_bitmap(int x, int y, int cx, int cy, int width, int height, uint8 * data) { XImage *image; + uint8 *tdata; + int bitmap_pad; + + if (g_server_bpp == 8) + { + bitmap_pad = 8; + } + else + { + bitmap_pad = g_bpp; + + if (g_bpp == 24) + bitmap_pad = 32; + } + + tdata = (g_owncolmap ? data : translate_image(width, height, data)); + image = XCreateImage(g_display, g_visual, g_depth, ZPixmap, 0, + (char *) tdata, width, height, bitmap_pad, 0); + + if (g_ownbackstore) + { + XPutImage(g_display, g_backstore, g_gc, image, 0, 0, x, y, cx, cy); + XCopyArea(g_display, g_backstore, g_wnd, g_gc, x, y, cx, cy, x, y); + } + else + { + XPutImage(g_display, g_wnd, g_gc, image, 0, 0, x, y, cx, cy); + } - image = XCreateImage(display, visual, 8, ZPixmap, 0, - data, width, height, 8, width); - XSetFunction(display, gc, GXcopy); - XPutImage(display, wnd, gc, image, 0, 0, x, y, cx, cy); - XFree(image); + XFree(image); + if (!g_owncolmap) + xfree(tdata); } -void ui_destroy_bitmap(HBITMAP bmp) +void +ui_destroy_bitmap(HBITMAP bmp) { - XFreePixmap(display, (Pixmap)bmp); + XFreePixmap(g_display, (Pixmap) bmp); } -HGLYPH ui_create_glyph(int width, int height, uint8 *data) +HGLYPH +ui_create_glyph(int width, int height, uint8 * data) { XImage *image; Pixmap bitmap; @@ -243,66 +1431,250 @@ scanline = (width + 7) / 8; - bitmap = XCreatePixmap(display, wnd, width, height, 1); - gc = XCreateGC(display, bitmap, 0, NULL); + bitmap = XCreatePixmap(g_display, g_wnd, width, height, 1); + gc = XCreateGC(g_display, bitmap, 0, NULL); - image = XCreateImage(display, visual, 1, ZPixmap, 0, - data, width, height, 8, scanline); + image = XCreateImage(g_display, g_visual, 1, ZPixmap, 0, (char *) data, + width, height, 8, scanline); image->byte_order = MSBFirst; image->bitmap_bit_order = MSBFirst; XInitImage(image); - XSetFunction(display, gc, GXcopy); - XPutImage(display, bitmap, gc, image, 0, 0, 0, 0, width, height); + XPutImage(g_display, bitmap, gc, image, 0, 0, 0, 0, width, height); + XFree(image); - XFreeGC(display, gc); - - return (HGLYPH)bitmap; + XFreeGC(g_display, gc); + return (HGLYPH) bitmap; } -void ui_destroy_glyph(HGLYPH glyph) +void +ui_destroy_glyph(HGLYPH glyph) { - XFreePixmap(display, (Pixmap)glyph); + XFreePixmap(g_display, (Pixmap) glyph); } -HCOLOURMAP ui_create_colourmap(COLOURMAP *colours) +HCURSOR +ui_create_cursor(unsigned int x, unsigned int y, int width, int height, + uint8 * andmask, uint8 * xormask) +{ + HGLYPH maskglyph, cursorglyph; + XColor bg, fg; + Cursor xcursor; + uint8 *cursor, *pcursor; + uint8 *mask, *pmask; + uint8 nextbit; + int scanline, offset; + int i, j; + + scanline = (width + 7) / 8; + offset = scanline * height; + + cursor = (uint8 *) xmalloc(offset); + memset(cursor, 0, offset); + + mask = (uint8 *) xmalloc(offset); + memset(mask, 0, offset); + + /* approximate AND and XOR masks with a monochrome X pointer */ + for (i = 0; i < height; i++) + { + offset -= scanline; + pcursor = &cursor[offset]; + pmask = &mask[offset]; + + for (j = 0; j < scanline; j++) + { + for (nextbit = 0x80; nextbit != 0; nextbit >>= 1) + { + if (xormask[0] || xormask[1] || xormask[2]) + { + *pcursor |= (~(*andmask) & nextbit); + *pmask |= nextbit; + } + else + { + *pcursor |= ((*andmask) & nextbit); + *pmask |= (~(*andmask) & nextbit); + } + + xormask += 3; + } + + andmask++; + pcursor++; + pmask++; + } + } + + fg.red = fg.blue = fg.green = 0xffff; + bg.red = bg.blue = bg.green = 0x0000; + fg.flags = bg.flags = DoRed | DoBlue | DoGreen; + + cursorglyph = ui_create_glyph(width, height, cursor); + maskglyph = ui_create_glyph(width, height, mask); + + xcursor = + XCreatePixmapCursor(g_display, (Pixmap) cursorglyph, + (Pixmap) maskglyph, &fg, &bg, x, y); + + ui_destroy_glyph(maskglyph); + ui_destroy_glyph(cursorglyph); + xfree(mask); + xfree(cursor); + return (HCURSOR) xcursor; +} + +void +ui_set_cursor(HCURSOR cursor) +{ + g_current_cursor = (Cursor) cursor; + XDefineCursor(g_display, g_wnd, g_current_cursor); +} + +void +ui_destroy_cursor(HCURSOR cursor) +{ + XFreeCursor(g_display, (Cursor) cursor); +} + +void +ui_set_null_cursor(void) +{ + ui_set_cursor(g_null_cursor); +} + +#define MAKE_XCOLOR(xc,c) \ + (xc)->red = ((c)->red << 8) | (c)->red; \ + (xc)->green = ((c)->green << 8) | (c)->green; \ + (xc)->blue = ((c)->blue << 8) | (c)->blue; \ + (xc)->flags = DoRed | DoGreen | DoBlue; + + +HCOLOURMAP +ui_create_colourmap(COLOURMAP * colours) { COLOURENTRY *entry; - XColor *xcolours, *xentry; - Colormap map; int i, ncolours = colours->ncolours; - - xcolours = xmalloc(sizeof(XColor) * ncolours); - for (i = 0; i < ncolours; i++) + if (!g_owncolmap) { - entry = &colours->colours[i]; - xentry = &xcolours[i]; + uint32 *map = (uint32 *) xmalloc(sizeof(*g_colmap) * ncolours); + XColor xentry; + XColor xc_cache[256]; + uint32 colour; + int colLookup = 256; + for (i = 0; i < ncolours; i++) + { + entry = &colours->colours[i]; + MAKE_XCOLOR(&xentry, entry); - xentry->pixel = i; - xentry->red = entry->red << 8; - xentry->blue = entry->blue << 8; - xentry->green = entry->green << 8; - xentry->flags = DoRed | DoBlue | DoGreen; + if (XAllocColor(g_display, g_xcolmap, &xentry) == 0) + { + /* Allocation failed, find closest match. */ + int j = 256; + int nMinDist = 3 * 256 * 256; + long nDist = nMinDist; + + /* only get the colors once */ + while (colLookup--) + { + xc_cache[colLookup].pixel = colLookup; + xc_cache[colLookup].red = xc_cache[colLookup].green = + xc_cache[colLookup].blue = 0; + xc_cache[colLookup].flags = 0; + XQueryColor(g_display, + DefaultColormap(g_display, + DefaultScreen(g_display)), + &xc_cache[colLookup]); + } + colLookup = 0; + + /* approximate the pixel */ + while (j--) + { + if (xc_cache[j].flags) + { + nDist = ((long) (xc_cache[j].red >> 8) - + (long) (xentry.red >> 8)) * + ((long) (xc_cache[j].red >> 8) - + (long) (xentry.red >> 8)) + + ((long) (xc_cache[j].green >> 8) - + (long) (xentry.green >> 8)) * + ((long) (xc_cache[j].green >> 8) - + (long) (xentry.green >> 8)) + + ((long) (xc_cache[j].blue >> 8) - + (long) (xentry.blue >> 8)) * + ((long) (xc_cache[j].blue >> 8) - + (long) (xentry.blue >> 8)); + } + if (nDist < nMinDist) + { + nMinDist = nDist; + xentry.pixel = j; + } + } + } + colour = xentry.pixel; + + /* update our cache */ + if (xentry.pixel < 256) + { + xc_cache[xentry.pixel].red = xentry.red; + xc_cache[xentry.pixel].green = xentry.green; + xc_cache[xentry.pixel].blue = xentry.blue; + + } + + map[i] = colour; + } + return map; } + else + { + XColor *xcolours, *xentry; + Colormap map; - map = XCreateColormap(display, wnd, visual, AllocAll); - XStoreColors(display, map, xcolours, ncolours); + xcolours = (XColor *) xmalloc(sizeof(XColor) * ncolours); + for (i = 0; i < ncolours; i++) + { + entry = &colours->colours[i]; + xentry = &xcolours[i]; + xentry->pixel = i; + MAKE_XCOLOR(xentry, entry); + } - xfree(xcolours); - return (HCOLOURMAP)map; + map = XCreateColormap(g_display, g_wnd, g_visual, AllocAll); + XStoreColors(g_display, map, xcolours, ncolours); + + xfree(xcolours); + return (HCOLOURMAP) map; + } } -void ui_destroy_colourmap(HCOLOURMAP map) +void +ui_destroy_colourmap(HCOLOURMAP map) { - XFreeColormap(display, (Colormap)map); + if (!g_owncolmap) + xfree(map); + else + XFreeColormap(g_display, (Colormap) map); } -void ui_set_colourmap(HCOLOURMAP map) +void +ui_set_colourmap(HCOLOURMAP map) { - XSetWindowColormap(display, wnd, (Colormap)map); + if (!g_owncolmap) + { + if (g_colmap) + xfree(g_colmap); + + g_colmap = (uint32 *) map; + } + else + XSetWindowColormap(g_display, g_wnd, (Colormap) map); } -void ui_set_clip(int x, int y, int cx, int cy) +void +ui_set_clip(int x, int y, int cx, int cy) { XRectangle rect; @@ -310,255 +1682,376 @@ rect.y = y; rect.width = cx; rect.height = cy; - XSetClipRectangles(display, gc, 0, 0, &rect, 1, YXBanded); + XSetClipRectangles(g_display, g_gc, 0, 0, &rect, 1, YXBanded); } -void ui_reset_clip() +void +ui_reset_clip(void) { XRectangle rect; rect.x = 0; rect.y = 0; - rect.width = width; - rect.height = height; - XSetClipRectangles(display, gc, 0, 0, &rect, 1, YXBanded); + rect.width = g_width; + rect.height = g_height; + XSetClipRectangles(g_display, g_gc, 0, 0, &rect, 1, YXBanded); } -void ui_bell() +void +ui_bell(void) { - XBell(display, 0); + XBell(g_display, 0); } -static int rop2_map[] = { - GXclear, /* 0 */ - GXnor, /* DPon */ - GXandInverted, /* DPna */ - GXcopyInverted, /* Pn */ - GXandReverse, /* PDna */ - GXinvert, /* Dn */ - GXxor, /* DPx */ - GXnand, /* DPan */ - GXand, /* DPa */ - GXequiv, /* DPxn */ - GXnoop, /* D */ - GXorInverted, /* DPno */ - GXcopy, /* P */ - GXorReverse, /* PDno */ - GXor, /* DPo */ - GXset /* 1 */ -}; - -static void xwin_set_function(uint8 rop2) +void +ui_destblt(uint8 opcode, + /* dest */ int x, int y, int cx, int cy) { - XSetFunction(display, gc, rop2_map[rop2]); + SET_FUNCTION(opcode); + FILL_RECTANGLE(x, y, cx, cy); + RESET_FUNCTION(opcode); } -void ui_destblt(uint8 opcode, - /* dest */ int x, int y, int cx, int cy) -{ - xwin_set_function(opcode); - - XFillRectangle(display, wnd, gc, x, y, cx, cy); -} +static uint8 hatch_patterns[] = { + 0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0x00, /* 0 - bsHorizontal */ + 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, /* 1 - bsVertical */ + 0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01, /* 2 - bsFDiagonal */ + 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, /* 3 - bsBDiagonal */ + 0x08, 0x08, 0x08, 0xff, 0x08, 0x08, 0x08, 0x08, /* 4 - bsCross */ + 0x81, 0x42, 0x24, 0x18, 0x18, 0x24, 0x42, 0x81 /* 5 - bsDiagCross */ +}; -void ui_patblt(uint8 opcode, - /* dest */ int x, int y, int cx, int cy, - /* brush */ BRUSH *brush, int bgcolour, int fgcolour) +void +ui_patblt(uint8 opcode, + /* dest */ int x, int y, int cx, int cy, + /* brush */ BRUSH * brush, int bgcolour, int fgcolour) { - Display *dpy = display; Pixmap fill; + uint8 i, ipattern[8]; - xwin_set_function(opcode); + SET_FUNCTION(opcode); switch (brush->style) { - case 0: /* Solid */ - XSetForeground(dpy, gc, fgcolour); - XFillRectangle(dpy, wnd, gc, x, y, cx, cy); + case 0: /* Solid */ + SET_FOREGROUND(fgcolour); + FILL_RECTANGLE(x, y, cx, cy); break; - case 3: /* Pattern */ - fill = (Pixmap)ui_create_glyph(8, 8, brush->pattern); - - XSetForeground(dpy, gc, fgcolour); - XSetBackground(dpy, gc, bgcolour); - XSetFillStyle(dpy, gc, FillOpaqueStippled); - XSetStipple(dpy, gc, fill); - - XFillRectangle(dpy, wnd, gc, x, y, cx, cy); + case 2: /* Hatch */ + fill = (Pixmap) ui_create_glyph(8, 8, + hatch_patterns + brush->pattern[0] * 8); + SET_FOREGROUND(fgcolour); + SET_BACKGROUND(bgcolour); + XSetFillStyle(g_display, g_gc, FillOpaqueStippled); + XSetStipple(g_display, g_gc, fill); + XSetTSOrigin(g_display, g_gc, brush->xorigin, brush->yorigin); + FILL_RECTANGLE(x, y, cx, cy); + XSetFillStyle(g_display, g_gc, FillSolid); + XSetTSOrigin(g_display, g_gc, 0, 0); + ui_destroy_glyph((HGLYPH) fill); + break; - XSetFillStyle(dpy, gc, FillSolid); - ui_destroy_glyph((HGLYPH)fill); + case 3: /* Pattern */ + for (i = 0; i != 8; i++) + ipattern[7 - i] = brush->pattern[i]; + fill = (Pixmap) ui_create_glyph(8, 8, ipattern); + + SET_FOREGROUND(bgcolour); + SET_BACKGROUND(fgcolour); + XSetFillStyle(g_display, g_gc, FillOpaqueStippled); + XSetStipple(g_display, g_gc, fill); + XSetTSOrigin(g_display, g_gc, brush->xorigin, brush->yorigin); + + FILL_RECTANGLE(x, y, cx, cy); + + XSetFillStyle(g_display, g_gc, FillSolid); + XSetTSOrigin(g_display, g_gc, 0, 0); + ui_destroy_glyph((HGLYPH) fill); break; default: - NOTIMP("brush %d\n", brush->style); + unimpl("brush %d\n", brush->style); } -} - -void ui_screenblt(uint8 opcode, - /* dest */ int x, int y, int cx, int cy, - /* src */ int srcx, int srcy) -{ - xwin_set_function(opcode); - XCopyArea(display, wnd, wnd, gc, srcx, srcy, - cx, cy, x, y); + RESET_FUNCTION(opcode); } -void ui_memblt(uint8 opcode, - /* dest */ int x, int y, int cx, int cy, - /* src */ HBITMAP src, int srcx, int srcy) +void +ui_screenblt(uint8 opcode, + /* dest */ int x, int y, int cx, int cy, + /* src */ int srcx, int srcy) { - xwin_set_function(opcode); - - XCopyArea(display, (Pixmap)src, wnd, gc, srcx, srcy, - cx, cy, x, y); + SET_FUNCTION(opcode); + if (g_ownbackstore) + { + XCopyArea(g_display, g_backstore, g_wnd, g_gc, srcx, srcy, cx, cy, x, y); + XCopyArea(g_display, g_backstore, g_backstore, g_gc, srcx, srcy, cx, cy, x, y); + } + else + { + XCopyArea(g_display, g_wnd, g_wnd, g_gc, srcx, srcy, cx, cy, x, y); + } + RESET_FUNCTION(opcode); } -void ui_triblt(uint8 opcode, - /* dest */ int x, int y, int cx, int cy, - /* src */ HBITMAP src, int srcx, int srcy, - /* brush */ BRUSH *brush, int bgcolour, int fgcolour) +void +ui_memblt(uint8 opcode, + /* dest */ int x, int y, int cx, int cy, + /* src */ HBITMAP src, int srcx, int srcy) +{ + SET_FUNCTION(opcode); + XCopyArea(g_display, (Pixmap) src, g_wnd, g_gc, srcx, srcy, cx, cy, x, y); + if (g_ownbackstore) + XCopyArea(g_display, (Pixmap) src, g_backstore, g_gc, srcx, srcy, cx, cy, x, y); + RESET_FUNCTION(opcode); +} + +void +ui_triblt(uint8 opcode, + /* dest */ int x, int y, int cx, int cy, + /* src */ HBITMAP src, int srcx, int srcy, + /* brush */ BRUSH * brush, int bgcolour, int fgcolour) { /* This is potentially difficult to do in general. Until someone comes up with a more efficient way of doing it I am using cases. */ switch (opcode) { - case 0x69: /* PDSxxn */ + case 0x69: /* PDSxxn */ ui_memblt(ROP2_XOR, x, y, cx, cy, src, srcx, srcy); - ui_patblt(ROP2_NXOR, x, y, cx, cy, - brush, bgcolour, fgcolour); + ui_patblt(ROP2_NXOR, x, y, cx, cy, brush, bgcolour, fgcolour); break; - case 0xb8: /* PSDPxax */ - ui_patblt(ROP2_XOR, x, y, cx, cy, - brush, bgcolour, fgcolour); + case 0xb8: /* PSDPxax */ + ui_patblt(ROP2_XOR, x, y, cx, cy, brush, bgcolour, fgcolour); ui_memblt(ROP2_AND, x, y, cx, cy, src, srcx, srcy); - ui_patblt(ROP2_XOR, x, y, cx, cy, - brush, bgcolour, fgcolour); + ui_patblt(ROP2_XOR, x, y, cx, cy, brush, bgcolour, fgcolour); break; - default: - NOTIMP("triblt 0x%x\n", opcode); + case 0xc0: /* PSa */ ui_memblt(ROP2_COPY, x, y, cx, cy, src, srcx, srcy); - } -} - -void ui_line(uint8 opcode, - /* dest */ int startx, int starty, int endx, int endy, - /* pen */ PEN *pen) -{ - xwin_set_function(opcode); - - XSetForeground(display, gc, pen->colour); - XDrawLine(display, wnd, gc, startx, starty, endx, endy); -} - -void ui_rect( - /* dest */ int x, int y, int cx, int cy, - /* brush */ int colour) -{ - xwin_set_function(ROP2_COPY); - - XSetForeground(display, gc, colour); - XFillRectangle(display, wnd, gc, x, y, cx, cy); -} - -void ui_draw_glyph(int mixmode, - /* dest */ int x, int y, int cx, int cy, - /* src */ HGLYPH glyph, int srcx, int srcy, int bgcolour, int fgcolour) -{ - Pixmap pixmap = (Pixmap)glyph; - - xwin_set_function(ROP2_COPY); - - XSetForeground(display, gc, fgcolour); - - switch (mixmode) - { - case MIX_TRANSPARENT: - XSetStipple(display, gc, pixmap); - XSetFillStyle(display, gc, FillStippled); - XSetTSOrigin(display, gc, x, y); - XFillRectangle(display, wnd, gc, - x, y, cx, cy); - XSetFillStyle(display, gc, FillSolid); - break; - - case MIX_OPAQUE: - XSetBackground(display, gc, bgcolour); - XCopyPlane(display, pixmap, wnd, gc, - srcx, srcy, cx, cy, x, y, 1); + ui_patblt(ROP2_AND, x, y, cx, cy, brush, bgcolour, fgcolour); break; default: - NOTIMP("mix %d\n", mixmode); + unimpl("triblt 0x%x\n", opcode); + ui_memblt(ROP2_COPY, x, y, cx, cy, src, srcx, srcy); } } -void ui_draw_text(uint8 font, uint8 flags, int mixmode, int x, int y, - int clipx, int clipy, int clipcx, int clipcy, - int boxx, int boxy, int boxcx, int boxcy, - int bgcolour, int fgcolour, uint8 *text, uint8 length) +void +ui_line(uint8 opcode, + /* dest */ int startx, int starty, int endx, int endy, + /* pen */ PEN * pen) +{ + SET_FUNCTION(opcode); + SET_FOREGROUND(pen->colour); + XDrawLine(g_display, g_wnd, g_gc, startx, starty, endx, endy); + if (g_ownbackstore) + XDrawLine(g_display, g_backstore, g_gc, startx, starty, endx, endy); + RESET_FUNCTION(opcode); +} + +void +ui_rect( + /* dest */ int x, int y, int cx, int cy, + /* brush */ int colour) +{ + SET_FOREGROUND(colour); + FILL_RECTANGLE(x, y, cx, cy); +} + +/* warning, this function only draws on wnd or backstore, not both */ +void +ui_draw_glyph(int mixmode, + /* dest */ int x, int y, int cx, int cy, + /* src */ HGLYPH glyph, int srcx, int srcy, + int bgcolour, int fgcolour) +{ + SET_FOREGROUND(fgcolour); + SET_BACKGROUND(bgcolour); + + XSetFillStyle(g_display, g_gc, + (mixmode == MIX_TRANSPARENT) ? FillStippled : FillOpaqueStippled); + XSetStipple(g_display, g_gc, (Pixmap) glyph); + XSetTSOrigin(g_display, g_gc, x, y); + + FILL_RECTANGLE_BACKSTORE(x, y, cx, cy); + + XSetFillStyle(g_display, g_gc, FillSolid); +} + +#define DO_GLYPH(ttext,idx) \ +{\ + glyph = cache_get_font (font, ttext[idx]);\ + if (!(flags & TEXT2_IMPLICIT_X))\ + {\ + xyoffset = ttext[++idx];\ + if ((xyoffset & 0x80))\ + {\ + if (flags & TEXT2_VERTICAL)\ + y += ttext[idx+1] | (ttext[idx+2] << 8);\ + else\ + x += ttext[idx+1] | (ttext[idx+2] << 8);\ + idx += 2;\ + }\ + else\ + {\ + if (flags & TEXT2_VERTICAL)\ + y += xyoffset;\ + else\ + x += xyoffset;\ + }\ + }\ + if (glyph != NULL)\ + {\ + x1 = x + glyph->offset;\ + y1 = y + glyph->baseline;\ + XSetStipple(g_display, g_gc, (Pixmap) glyph->pixmap);\ + XSetTSOrigin(g_display, g_gc, x1, y1);\ + FILL_RECTANGLE_BACKSTORE(x1, y1, glyph->width, glyph->height);\ + if (flags & TEXT2_IMPLICIT_X)\ + x += glyph->width;\ + }\ +} + +void +ui_draw_text(uint8 font, uint8 flags, int mixmode, int x, int y, + int clipx, int clipy, int clipcx, int clipcy, + int boxx, int boxy, int boxcx, int boxcy, int bgcolour, + int fgcolour, uint8 * text, uint8 length) { FONTGLYPH *glyph; - int i; + int i, j, xyoffset, x1, y1; + DATABLOB *entry; + + SET_FOREGROUND(bgcolour); if (boxcx > 1) { - ui_rect(boxx, boxy, boxcx, boxcy, bgcolour); + FILL_RECTANGLE_BACKSTORE(boxx, boxy, boxcx, boxcy); } else if (mixmode == MIX_OPAQUE) { - ui_rect(clipx, clipy, clipcx, clipcy, bgcolour); + FILL_RECTANGLE_BACKSTORE(clipx, clipy, clipcx, clipcy); } + SET_FOREGROUND(fgcolour); + SET_BACKGROUND(bgcolour); + XSetFillStyle(g_display, g_gc, FillStippled); + /* Paint text, character by character */ - for (i = 0; i < length; i++) + for (i = 0; i < length;) { - glyph = cache_get_font(font, text[i]); - - if (!(flags & TEXT2_IMPLICIT_X)) - x += text[++i]; - - if (glyph != NULL) + switch (text[i]) { - ui_draw_glyph(mixmode, x + (short)glyph->offset, - y + (short)glyph->baseline, - glyph->width, glyph->height, - glyph->pixmap, 0, 0, - bgcolour, fgcolour); + case 0xff: + if (i + 2 < length) + cache_put_text(text[i + 1], text, text[i + 2]); + else + { + error("this shouldn't be happening\n"); + exit(1); + } + /* this will move pointer from start to first character after FF command */ + length -= i + 3; + text = &(text[i + 3]); + i = 0; + break; + + case 0xfe: + entry = cache_get_text(text[i + 1]); + if (entry != NULL) + { + if ((((uint8 *) (entry->data))[1] == + 0) && (!(flags & TEXT2_IMPLICIT_X))) + { + if (flags & TEXT2_VERTICAL) + y += text[i + 2]; + else + x += text[i + 2]; + } + for (j = 0; j < entry->size; j++) + DO_GLYPH(((uint8 *) (entry->data)), j); + } + if (i + 2 < length) + i += 3; + else + i += 2; + length -= i; + /* this will move pointer from start to first character after FE command */ + text = &(text[i]); + i = 0; + break; - if (flags & TEXT2_IMPLICIT_X) - x += glyph->width; + default: + DO_GLYPH(text, i); + i++; + break; } } + + XSetFillStyle(g_display, g_gc, FillSolid); + + if (g_ownbackstore) + { + if (boxcx > 1) + XCopyArea(g_display, g_backstore, g_wnd, g_gc, boxx, + boxy, boxcx, boxcy, boxx, boxy); + else + XCopyArea(g_display, g_backstore, g_wnd, g_gc, clipx, + clipy, clipcx, clipcy, clipx, clipy); + } } -void ui_desktop_save(uint32 offset, int x, int y, int cx, int cy) +void +ui_desktop_save(uint32 offset, int x, int y, int cx, int cy) { + Pixmap pix; XImage *image; - image = XGetImage(display, wnd, x, y, cx, cy, 0xffffffff, ZPixmap); - cache_put_desktop(offset, cx, cy, image->bytes_per_line, image->data); - XFree(image->data); - XFree(image); + if (g_ownbackstore) + { + image = XGetImage(g_display, g_backstore, x, y, cx, cy, AllPlanes, ZPixmap); + } + else + { + pix = XCreatePixmap(g_display, g_wnd, cx, cy, g_depth); + XCopyArea(g_display, g_wnd, pix, g_gc, x, y, cx, cy, 0, 0); + image = XGetImage(g_display, pix, 0, 0, cx, cy, AllPlanes, ZPixmap); + XFreePixmap(g_display, pix); + } + + offset *= g_bpp / 8; + cache_put_desktop(offset, cx, cy, image->bytes_per_line, g_bpp / 8, (uint8 *) image->data); + + XDestroyImage(image); } -void ui_desktop_restore(uint32 offset, int x, int y, int cx, int cy) +void +ui_desktop_restore(uint32 offset, int x, int y, int cx, int cy) { XImage *image; uint8 *data; - data = cache_get_desktop(offset, cx, cy); + offset *= g_bpp / 8; + data = cache_get_desktop(offset, cx, cy, g_bpp / 8); if (data == NULL) return; - image = XCreateImage(display, visual, 8, ZPixmap, 0, - data, cx, cy, 32, cx); - XSetFunction(display, gc, GXcopy); - XPutImage(display, wnd, gc, image, 0, 0, x, y, cx, cy); + image = XCreateImage(g_display, g_visual, g_depth, ZPixmap, 0, + (char *) data, cx, cy, BitmapPad(g_display), cx * g_bpp / 8); + + if (g_ownbackstore) + { + XPutImage(g_display, g_backstore, g_gc, image, 0, 0, x, y, cx, cy); + XCopyArea(g_display, g_backstore, g_wnd, g_gc, x, y, cx, cy, x, y); + } + else + { + XPutImage(g_display, g_wnd, g_gc, image, 0, 0, x, y, cx, cy); + } + XFree(image); }