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(svn r1731) - Fix: [ 1106930 ] BugFix: placing signals with 2x1 drags workaround is completely rewritten. Also features checks for hacked/modified clients. Thanks a lot Hackykid!

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darkvater
2005-01-30 15:57:38 +00:00
parent 0cfb483677
commit d3e3965f0b
4 changed files with 140 additions and 219 deletions
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99
rail_gui.c
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@@ -309,117 +309,45 @@ static void BuildRailClick_Landscaping(Window *w)
ShowTerraformToolbar();
}
static void DoRailroadTrack(int mode)
{
DoCommandP(TILE_FROM_XY(_thd.selstart.x, _thd.selstart.y), PACK_POINT(_thd.selend.x, _thd.selend.y), (mode << 4) | _cur_railtype, NULL,
DoCommandP(TILE_FROM_XY(_thd.selstart.x, _thd.selstart.y), TILE_FROM_XY(_thd.selend.x, _thd.selend.y), _cur_railtype | (mode << 4), NULL,
_remove_button_clicked ?
CMD_REMOVE_RAILROAD_TRACK | CMD_AUTO | CMD_NO_WATER | CMD_MSG(STR_1012_CAN_T_REMOVE_RAILROAD_TRACK) :
CMD_BUILD_RAILROAD_TRACK | CMD_AUTO | CMD_NO_WATER | CMD_MSG(STR_1011_CAN_T_BUILD_RAILROAD_TRACK)
CMD_BUILD_RAILROAD_TRACK | CMD_AUTO | CMD_NO_WATER | CMD_MSG(STR_1011_CAN_T_BUILD_RAILROAD_TRACK)
);
}
// This function is more or less a hack because DoRailroadTrack() would otherwise screw up
static void SwapSelection(void)
{
TileHighlightData *thd = &_thd;
Point pt = thd->selstart;
thd->selstart.x = thd->selend.x & ~0xF;
thd->selstart.y = thd->selend.y & ~0xF;
thd->selend = pt;
}
static void HandleAutodirPlacement(void)
{
TileHighlightData *thd = &_thd;
int bit;
int dx = thd->selstart.x - (thd->selend.x&~0xF);
int dy = thd->selstart.y - (thd->selend.y&~0xF);
int trackstat = thd->drawstyle & 0xF; // 0..5
if (thd->drawstyle & HT_RAIL) { // one tile case
bit = thd->drawstyle & 0xF;
GenericPlaceRail(TILE_FROM_XY(thd->selend.x, thd->selend.y), bit);
} else if ( !(thd->drawstyle & 0xE) ) { // x/y dir
if (dx == 0) { // Y dir
DoRailroadTrack(1);
} else {
DoRailroadTrack(2);
}
} else if (myabs(dx)+myabs(dy) >= 32) { // long line (more than 2 tiles)
if(thd->drawstyle == (HT_LINE | HT_DIR_HU))
DoRailroadTrack(0);
if(thd->drawstyle == (HT_LINE | HT_DIR_HL))
DoRailroadTrack(3);
if(thd->drawstyle == (HT_LINE | HT_DIR_VL))
DoRailroadTrack(3);
if(thd->drawstyle == (HT_LINE | HT_DIR_VR))
DoRailroadTrack(0);
} else { // 2x1 pieces line
if(thd->drawstyle == (HT_LINE | HT_DIR_HU)) {
DoRailroadTrack(0);
} else if (thd->drawstyle == (HT_LINE | HT_DIR_HL)) {
SwapSelection();
DoRailroadTrack(0);
SwapSelection();
} else if (thd->drawstyle == (HT_LINE | HT_DIR_VL)) {
if(dx == 0) {
SwapSelection();
DoRailroadTrack(0);
SwapSelection();
} else {
DoRailroadTrack(3);
}
} else if (thd->drawstyle == (HT_LINE | HT_DIR_VR)) {
if(dx == 0) {
DoRailroadTrack(0);
} else {
SwapSelection();
DoRailroadTrack(3);
SwapSelection();
}
}
GenericPlaceRail(TILE_FROM_XY(thd->selend.x, thd->selend.y), trackstat);
return;
}
DoRailroadTrack(trackstat);
}
static void HandleAutoSignalPlacement(void)
{
TileHighlightData *thd = &_thd;
int mode = 0;
uint trackstat = 0;
int dx = thd->selstart.x - (thd->selend.x&~0xF);
int dy = thd->selstart.y - (thd->selend.y&~0xF);
byte trackstat = thd->drawstyle & 0xF; // 0..5
if (thd->drawstyle == HT_RECT) { // one tile case
GenericPlaceSignals(TILE_FROM_XY(thd->selend.x, thd->selend.y));
return;
}
if (!(thd->drawstyle & 0xE)) { // X/Y direction
mode = (dx == 0) ? VPM_FIX_X : VPM_FIX_Y;
trackstat = 0xC0;
} else if (myabs(dx) + myabs(dy) >= 32) { // long line (more than 2 tiles)
mode = ((thd->drawstyle & 0xF) == HT_DIR_HU || (thd->drawstyle & 0xF) == HT_DIR_VR) ? 0 : 3;
if (dx == dy || abs(dx - dy) == 16) // North<->South track |
trackstat = (thd->drawstyle & 1) ? 0x20 : 0x10;
else if (dx == -dy || abs(dx + dy) == 16) // East<->West track --
trackstat = (thd->drawstyle & 1) ? 8 : 4;
} else { // 2x1 pieces line
GenericPlaceSignals(TILE_FROM_XY(thd->selstart.x, thd->selstart.y));
return;
}
// _patches.drag_signals_density is given as a parameter such that each user in a network
// game can specify his/her own signal density
DoCommandP(TILE_FROM_XY(thd->selstart.x, thd->selstart.y), TILE_FROM_XY(thd->selend.x, thd->selend.y),
(mode << 4) | (_remove_button_clicked | _ctrl_pressed) | (trackstat << 8) | (_patches.drag_signals_density << 24),
(_ctrl_pressed ? 1 << 3 : 0) | (trackstat << 4) | (_patches.drag_signals_density << 24),
CcPlaySound1E,
(_remove_button_clicked ? CMD_BUILD_MANY_SIGNALS | CMD_AUTO | CMD_NO_WATER | CMD_MSG(STR_1013_CAN_T_REMOVE_SIGNALS_FROM) :
CMD_BUILD_MANY_SIGNALS | CMD_AUTO | CMD_NO_WATER | CMD_MSG(STR_1010_CAN_T_BUILD_SIGNALS_HERE) ) );
(_remove_button_clicked ? CMD_REMOVE_SIGNAL_TRACK | CMD_AUTO | CMD_NO_WATER | CMD_MSG(STR_1013_CAN_T_REMOVE_SIGNALS_FROM) :
CMD_BUILD_SIGNAL_TRACK | CMD_AUTO | CMD_NO_WATER | CMD_MSG(STR_1010_CAN_T_BUILD_SIGNALS_HERE) ) );
}
static OnButtonClick * const _build_railroad_button_proc[] = {
@@ -527,9 +455,8 @@ static void BuildRailToolbWndProc(Window *w, WindowEvent *e)
DoCommandP(end_tile, start_tile, _cur_railtype, CcPlaySound10, CMD_LEVEL_LAND | CMD_AUTO);
} else if (e->place.userdata == VPM_X_AND_Y_LIMITED) {
HandleStationPlacement(start_tile, end_tile);
} else {
DoRailroadTrack(e->place.userdata);
}
} else
DoRailroadTrack(e->place.userdata & 1);
}
break;