+ motion_status = FALSE;
+ mx = ((ButtonEvent *) &event)->x;
+ my = ((ButtonEvent *) &event)->y;
+ if (event.type == EVENT_BUTTONPRESS)
+ button_status = ((ButtonEvent *) &event)->button;
+ else
+ button_status = MB_RELEASED;
+ }
+
+ /* this sets 'request_gadget_id' */
+ HandleGadgets(mx, my, button_status);
+
+ switch (request_gadget_id)
+ {
+ case TOOL_CTRL_ID_YES:
+ result = TRUE;
+ break;
+ case TOOL_CTRL_ID_NO:
+ result = FALSE;
+ break;
+ case TOOL_CTRL_ID_CONFIRM:
+ result = TRUE | FALSE;
+ break;
+
+ case TOOL_CTRL_ID_PLAYER_1:
+ result = 1;
+ break;
+ case TOOL_CTRL_ID_PLAYER_2:
+ result = 2;
+ break;
+ case TOOL_CTRL_ID_PLAYER_3:
+ result = 3;
+ break;
+ case TOOL_CTRL_ID_PLAYER_4:
+ result = 4;
+ break;
+
+ default:
+ break;
+ }
+
+ break;
+ }
+
+ case EVENT_KEYPRESS:
+ switch (GetEventKey((KeyEvent *)&event, TRUE))
+ {
+ case KSYM_space:
+ if (req_state & REQ_CONFIRM)
+ result = 1;
+ break;
+
+ case KSYM_Return:
+ result = 1;
+ break;
+
+ case KSYM_Escape:
+#if defined(TARGET_SDL2)
+ case KSYM_Back:
+#endif
+ result = 0;
+ break;
+
+ default:
+ break;
+ }
+
+ if (req_state & REQ_PLAYER)
+ result = 0;
+ break;
+
+ case EVENT_KEYRELEASE:
+ ClearPlayerAction();
+ break;
+
+ default:
+ HandleOtherEvents(&event);
+ break;
+ }
+ }
+ else if (AnyJoystickButton() == JOY_BUTTON_NEW_PRESSED)
+ {
+ int joy = AnyJoystick();
+
+ if (joy & JOY_BUTTON_1)
+ result = 1;
+ else if (joy & JOY_BUTTON_2)
+ result = 0;
+ }
+
+#if 1
+
+ if (game_status == GAME_MODE_PLAYING && local_player->LevelSolved_GameEnd)
+ {
+ HandleGameActions();
+ }
+ else
+ {
+ DoAnimation();
+
+ if (!PendingEvent()) /* delay only if no pending events */
+ Delay(10);
+ }
+
+#if 1
+ game_status = GAME_MODE_PSEUDO_DOOR;
+#endif
+
+ BackToFront();
+
+#if 1
+ game_status = last_game_status; /* restore current game status */
+#endif
+
+#else
+
+ DoAnimation();
+
+#if 1
+ if (!PendingEvent()) /* delay only if no pending events */
+ Delay(10);
+#else
+ /* don't eat all CPU time */
+ Delay(10);
+#endif
+
+#endif
+ }
+
+ if (game_status != GAME_MODE_MAIN)
+ StopAnimation();
+
+ UnmapToolButtons();
+
+#if 1
+ if (global.use_envelope_request)
+ ShowEnvelopeRequest(text, ACTION_CLOSING);
+#endif
+
+#if 1
+ if (!(req_state & REQ_STAY_OPEN) && !global.use_envelope_request)
+#else
+ if (!(req_state & REQ_STAY_OPEN))
+#endif
+ {
+ CloseDoor(DOOR_CLOSE_1);
+
+ if (((old_door_state & DOOR_OPEN_1) && !(req_state & REQ_STAY_CLOSED)) ||
+ (req_state & REQ_REOPEN))
+ OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
+ }
+
+ RemapAllGadgets();
+
+ if (game_status == GAME_MODE_PLAYING)
+ {
+ SetPanelBackground();
+ SetDrawBackgroundMask(REDRAW_DOOR_1);
+ }
+ else
+ {
+ SetDrawBackgroundMask(REDRAW_FIELD);
+ }
+
+#if defined(NETWORK_AVALIABLE)
+ /* continue network game after request */
+ if (options.network &&
+ game_status == GAME_MODE_PLAYING &&
+ req_state & REQUEST_WAIT_FOR_INPUT)
+ SendToServer_ContinuePlaying();
+#endif
+
+ /* restore deactivated drawing when quick-loading level tape recording */
+ if (tape.playing && tape.deactivate_display)
+ TapeDeactivateDisplayOn();
+
+ return result;
+}
+
+#endif
+
+static int compareDoorPartOrderInfo(const void *object1, const void *object2)
+{
+ const struct DoorPartOrderInfo *dpo1 = (struct DoorPartOrderInfo *)object1;
+ const struct DoorPartOrderInfo *dpo2 = (struct DoorPartOrderInfo *)object2;
+ int compare_result;
+
+ if (dpo1->sort_priority != dpo2->sort_priority)
+ compare_result = dpo1->sort_priority - dpo2->sort_priority;
+ else
+ compare_result = dpo1->nr - dpo2->nr;
+
+ return compare_result;
+}
+
+void InitDoors()
+{
+ int i;
+
+ for (i = 0; door_part_controls[i].door_nr != -1; i++)
+ {
+ struct DoorPartControlInfo *dpc = &door_part_controls[i];
+ struct DoorPartOrderInfo *dpo = &door_part_order[i];
+
+ /* fill structure for door part draw order */
+ dpo->nr = i;
+ dpo->sort_priority = dpc->pos->sort_priority;
+
+#if 0
+ struct DoorPartPosInfo *pos = dpc->pos;
+
+ printf(":0: step_xoffset == %d, step_yoffset == %d\n",
+ pos->step_xoffset, pos->step_yoffset);
+#endif
+ }
+
+ /* sort door part controls according to sort_priority and graphic number */
+ qsort(door_part_order, MAX_DOOR_PARTS,
+ sizeof(struct DoorPartOrderInfo), compareDoorPartOrderInfo);
+}
+
+unsigned int OpenDoor(unsigned int door_state)
+{
+ if (door_state & DOOR_COPY_BACK)
+ {
+ if (door_state & DOOR_OPEN_1)
+ BlitBitmap(bitmap_db_door, bitmap_db_door,
+ DOOR_GFX_PAGEX2, DOOR_GFX_PAGEY1, DXSIZE, DYSIZE,
+ DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
+
+ if (door_state & DOOR_OPEN_2)
+ BlitBitmap(bitmap_db_door, bitmap_db_door,
+ DOOR_GFX_PAGEX2, DOOR_GFX_PAGEY2, VXSIZE, VYSIZE,
+ DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY2);
+
+ door_state &= ~DOOR_COPY_BACK;
+ }
+
+ return MoveDoor(door_state);
+}
+
+unsigned int CloseDoor(unsigned int door_state)
+{
+ unsigned int old_door_state = GetDoorState();
+
+ if (!(door_state & DOOR_NO_COPY_BACK))
+ {
+ if (old_door_state & DOOR_OPEN_1)
+ BlitBitmap(backbuffer, bitmap_db_door,
+ DX, DY, DXSIZE, DYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1);
+
+ if (old_door_state & DOOR_OPEN_2)
+ BlitBitmap(backbuffer, bitmap_db_door,
+ VX, VY, VXSIZE, VYSIZE, DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY2);
+
+ door_state &= ~DOOR_NO_COPY_BACK;
+ }
+
+ return MoveDoor(door_state);
+}
+
+unsigned int GetDoorState()
+{
+ return MoveDoor(DOOR_GET_STATE);
+}
+
+unsigned int SetDoorState(unsigned int door_state)
+{
+ return MoveDoor(door_state | DOOR_SET_STATE);
+}
+
+#if 1
+
+// ========== TEST 1 ===========================================================
+
+int euclid(int a, int b)
+{
+ return (b ? euclid(b, a % b) : a);
+}
+
+unsigned int MoveDoor(unsigned int door_state)
+{
+ struct XY panel_pos_list[] =
+ {
+ { DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY1 },
+ { DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY2 },
+ };
+ struct Rect door_rect_list[] =
+ {
+ { DX, DY, DXSIZE, DYSIZE },
+ { VX, VY, VXSIZE, VYSIZE }
+ };
+ static int door1 = DOOR_OPEN_1;
+ static int door2 = DOOR_CLOSE_2;
+#if 1
+ unsigned int door_delay = 0;
+ unsigned int door_delay_value;
+#endif
+#if 0
+ int stepsize = 1;
+#endif
+ int i;
+
+#if 1
+ if (door_1.width < 0 || door_1.width > DXSIZE)
+ door_1.width = DXSIZE;
+ if (door_1.height < 0 || door_1.height > DYSIZE)
+ door_1.height = DYSIZE;
+ if (door_2.width < 0 || door_2.width > VXSIZE)
+ door_2.width = VXSIZE;
+ if (door_2.height < 0 || door_2.height > VYSIZE)
+ door_2.height = VYSIZE;
+#endif
+
+ if (door_state == DOOR_GET_STATE)
+ return (door1 | door2);
+
+ if (door_state & DOOR_SET_STATE)
+ {
+ if (door_state & DOOR_ACTION_1)
+ door1 = door_state & DOOR_ACTION_1;
+ if (door_state & DOOR_ACTION_2)
+ door2 = door_state & DOOR_ACTION_2;
+
+ return (door1 | door2);
+ }
+
+ if (!(door_state & DOOR_FORCE_REDRAW))
+ {
+ if (door1 == DOOR_OPEN_1 && door_state & DOOR_OPEN_1)
+ door_state &= ~DOOR_OPEN_1;
+ else if (door1 == DOOR_CLOSE_1 && door_state & DOOR_CLOSE_1)
+ door_state &= ~DOOR_CLOSE_1;
+ if (door2 == DOOR_OPEN_2 && door_state & DOOR_OPEN_2)
+ door_state &= ~DOOR_OPEN_2;
+ else if (door2 == DOOR_CLOSE_2 && door_state & DOOR_CLOSE_2)
+ door_state &= ~DOOR_CLOSE_2;
+ }
+
+#if 0
+ door_delay_value = (door_state & DOOR_ACTION_1 ? door_1.step_delay :
+ door_2.step_delay);
+
+ if (setup.quick_doors)
+ {
+ stepsize = 20; /* must be chosen to always draw last frame */
+ door_delay_value = 0;
+ }
+#endif
+
+ if (global.autoplay_leveldir)
+ {
+ door_state |= DOOR_NO_DELAY;
+ door_state &= ~DOOR_CLOSE_ALL;
+ }
+
+#if 1
+ if (game_status == GAME_MODE_EDITOR)
+ door_state |= DOOR_NO_DELAY;
+#endif
+
+ if (door_state & DOOR_ACTION)
+ {
+ boolean door_panel_drawn[NUM_DOORS];
+ boolean door_part_done[MAX_DOOR_PARTS];
+ boolean door_part_done_all;
+ int num_xsteps[MAX_DOOR_PARTS];
+ int num_ysteps[MAX_DOOR_PARTS];
+ int max_move_delay = 0; // delay for complete animations of all doors
+ int max_step_delay = 0; // delay (ms) between two animation frames
+ int num_move_steps = 0; // number of animation steps for all doors
+ int current_move_delay = 0;
+ int k;
+
+ for (i = 0; i < MAX_DOOR_PARTS; i++)
+ {
+ int nr = door_part_order[i].nr;
+ struct DoorPartControlInfo *dpc = &door_part_controls[nr];
+ struct GraphicInfo *g = &graphic_info[dpc->graphic];
+ int door_token = dpc->door_nr;
+
+ door_part_done[nr] = (!(door_state & door_token) ||
+ !g->bitmap);
+ }
+
+ for (i = 0; i < MAX_DOOR_PARTS; i++)
+ {
+ struct DoorPartControlInfo *dpc = &door_part_controls[i];
+ struct GraphicInfo *g = &graphic_info[dpc->graphic];
+ struct DoorPartPosInfo *pos = dpc->pos;
+ int step_xoffset = ABS(pos->step_xoffset);
+ int step_yoffset = ABS(pos->step_yoffset);
+ int step_delay = pos->step_delay;
+ float move_xsize = (step_xoffset ? g->width : 0);
+ float move_ysize = (step_yoffset ? g->height : 0);
+ /*
+ int move_size = (move_xsize && move_ysize ?
+ MIN(move_xsize, move_ysize) :
+ move_xsize ? move_xsize : move_ysize);
+ */
+ int move_xsteps = (step_xoffset ? ceil(move_xsize / step_xoffset) : 0);
+ int move_ysteps = (step_yoffset ? ceil(move_ysize / step_yoffset) : 0);
+ /*
+ int move_xdelay = move_xsteps * step_delay;
+ int move_ydelay = move_ysteps * step_delay;
+ int move_delay = (move_xdelay && move_ydelay ?
+ MIN(move_xdelay, move_ydelay) :
+ move_xdelay ? move_xdelay : move_ydelay);
+ */
+ int move_steps = (move_xsteps && move_ysteps ?
+ MIN(move_xsteps, move_ysteps) :
+ move_xsteps ? move_xsteps : move_ysteps);
+ int move_delay = move_steps * step_delay;
+ // int move_delay = MAX(move_xsize, move_ysize) * step_delay;
+
+ max_move_delay = MAX(max_move_delay, move_delay);
+ max_step_delay = (max_step_delay == 0 ? step_delay :
+ euclid(max_step_delay, step_delay));
+
+ num_xsteps[i] = move_xsteps;
+ num_ysteps[i] = move_ysteps;
+ }
+
+ num_move_steps = max_move_delay / max_step_delay;
+
+ door_delay_value = max_step_delay;
+
+#if 0
+ door_delay_value *= 10;
+#endif
+
+#if 0
+ printf("::: max_move_delay == %d, max_step_delay == %d, num_move_steps == %d\n",
+ max_move_delay, max_step_delay, num_move_steps);
+#endif
+
+#if 0
+ for (i = 0; i < MAX_DOOR_PARTS; i++)
+ printf("::: door_part_done[%d] == %d\n", i, door_part_done[i]);
+ printf("\n");
+#endif
+
+ for (k = 0; k < num_move_steps; k++)
+ {
+ for (i = 0; i < NUM_DOORS; i++)
+ door_panel_drawn[i] = FALSE;
+
+ for (i = 0; i < MAX_DOOR_PARTS; i++)
+ {
+ int nr = door_part_order[i].nr;
+ struct DoorPartControlInfo *dpc = &door_part_controls[nr];
+ int door_token = dpc->door_nr;
+ int door_index = DOOR_INDEX_FROM_TOKEN(door_token);
+ struct GraphicInfo *g = &graphic_info[dpc->graphic];
+ struct DoorPartPosInfo *pos = dpc->pos;
+ struct XY *panel_pos = &panel_pos_list[door_index];
+ struct Rect *door_rect = &door_rect_list[door_index];
+ int step_delay = pos->step_delay;
+ int src_xx, src_yy;
+ int dst_xx, dst_yy;
+ int width, height;
+
+#if 0
+ // !!! TEST !!!
+ if (nr != 0 && nr != 8)
+ continue;
+#endif
+
+ if (door_part_done[nr])
+ continue;
+
+ if (!(door_state & door_token))
+ continue;
+
+ if (!g->bitmap)
+ continue;
+
+ if (current_move_delay % step_delay)
+ continue;
+
+ if (!door_panel_drawn[door_index])
+ {
+ BlitBitmap(bitmap_db_door, drawto, panel_pos->x, panel_pos->y,
+ door_rect->width, door_rect->height,
+ door_rect->x, door_rect->y);
+
+ door_panel_drawn[door_index] = TRUE;
+ }
+
+ if ((door_state & door_token) & DOOR_OPEN)
+ {
+ int step_factor = step_delay / max_step_delay;
+ int kx = k / step_factor + 1;
+ int ky = k / step_factor + 1;
+
+#if 0
+ // if (k == 0)
+ printf("::: kx == %d, ky == %d\n", kx, ky);
+#endif
+
+ if (pos->step_xoffset < 0)
+ {
+ src_xx = 0;
+ dst_xx = pos->x + ABS(kx * pos->step_xoffset);
+ width = g->width;
+
+ if (dst_xx + width > door_rect->width)
+ width = door_rect->width - dst_xx;
+ }
+ else
+ {
+ src_xx = 0;
+ dst_xx = pos->x - kx * pos->step_xoffset;
+
+ if (dst_xx < 0)
+ {
+ src_xx = ABS(dst_xx);
+ dst_xx = 0;
+ }
+
+ width = g->width - src_xx;