Game Marbles

REPORT zmarbles NO STANDARD PAGE HEADING.
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*
* I N C L U D E
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*
INCLUDE .

*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*
* D A T A D E F I N I T I O N
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*
*....Types
TYPES: BEGIN OF ty_score,
srl TYPE i,
uname TYPE sy-uname,
score TYPE i,
time TYPE i,
END OF ty_score.
*....Internal Tables
DATA: BEGIN OF itab OCCURS 0,
c1, c2, c3,
c4, c5, c6,
c7, c8, c9,
END OF itab.
DATA: BEGIN OF it_print OCCURS 0,
c1(4), c2(4), c3(4),
c4(4), c5(4), c6(4),
c7(4), c8(4), c9(4),
END OF it_print.
DATA: it_score TYPE STANDARD TABLE OF ty_score.
*....Work Areas
DATA: wa_itab LIKE itab,
wa_print LIKE it_print,
w_score TYPE ty_score.
*....Globle Variables
DATA: l_no_m TYPE i,
l_no_s TYPE i,
l_no_c TYPE char10,
l_half TYPE i,
l_half_half TYPE i,
l_print TYPE flag,
l_name TYPE char20,
l_mod TYPE i.
DATA: w_on TYPE flag,
w_sel_line TYPE i,
w_sel_col TYPE char1,
w_dest_ok TYPE flag,
w_dest_line TYPE i,
w_dest_col TYPE char1,
w_field TYPE char20,
w_line TYPE i,
w_game_over TYPE flag,
w_total TYPE i,
w_rem TYPE i,
w_gone TYPE i,
w_st_time TYPE i,
w_end_time TYPE i,
w_exported TYPE flag.
*....Field symbols
FIELD-SYMBOLS: TYPE ANY.
*....Constants
CONSTANTS: icon_0(40) TYPE c VALUE icon_wd_radio_button_empty,
icon_1(40) TYPE c VALUE icon_radiobutton,
icon_2(40) TYPE c VALUE icon_color.
*.. Some systems don't have above listed ICONs You can use:
**....Constants
*CONSTANTS: ICON_0(40) TYPE C VALUE ICON_AVERAGE, " ICON_WD_RADIO_BUTTON_EMPTY,
* ICON_1(40) TYPE C VALUE ICON_POSITIVE, " ICON_RADIOBUTTON,
* ICON_2(40) TYPE C VALUE ICON_COLOR.

*....Ranges
RANGES: r_not_grey FOR abdocmode-flag.
*....Macros
DEFINE conv_i_c.
&2 = &1.
condense &2.
END-OF-DEFINITION.

*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*
* S E L E C T I O N S C R E E N
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*
PARAMETERS: p_num TYPE i DEFAULT 7.
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*
* A T S E L E C T I O N - S C R E E N .
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*
AT SELECTION-SCREEN.
IF p_num GT 9
OR p_num LT 5.
MESSAGE e398(00) WITH 'Currently allowed only: 5, 7, 9'.
ENDIF.
l_mod = p_num MOD 2.
IF l_mod = 0.
MESSAGE e398(00) WITH 'Only odd numbers are allowed'.
ENDIF.
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*
* S T A R T O F S E L E C T I O N
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*
START-OF-SELECTION.
GET TIME FIELD w_st_time.
PERFORM fill_marbles.
PERFORM fill_print_table.
PERFORM write_marbles.
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*
* A T L I N E S E L E C T I O N
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*
AT LINE-SELECTION.
GET CURSOR FIELD w_field.
PERFORM calculate_marbles.
PERFORM fill_print_table.
sy-lsind = 0.
PERFORM write_marbles.
PERFORM check_game_over.
*&---------------------------------------------------------------------*
*& Form fill_marbles
*&---------------------------------------------------------------------*
* Fillup the initial table for the marbles
*----------------------------------------------------------------------*
FORM fill_marbles .
* Grey cells
l_half = FLOOR( p_num / 2 ).
l_half_half = l_half / 2.
r_not_grey-sign = 'I'.
r_not_grey-option = 'BT'.
r_not_grey-low = ( l_half - l_half_half ) + 1.
r_not_grey-high = ( l_half + l_half_half ) - 1.
APPEND r_not_grey.
CLEAR r_not_grey.
* Filling up the table
DO p_num TIMES.
l_no_m = sy-index.
NEW-LINE.
DO p_num TIMES.
l_no_s = sy-index.
CLEAR: l_print.
IF l_no_m IN r_not_grey.
l_print = 'X'.
ENDIF.
IF l_no_s IN r_not_grey.
l_print = 'X'.
ENDIF.
IF l_print = 'X'.
conv_i_c l_no_s l_no_c.
CONCATENATE 'WA_ITAB-C' l_no_c INTO l_name.
ASSIGN (l_name) TO .
IF l_no_s = l_half
AND l_no_m = l_half.
= '0'.
w_total = w_total - 1.
ELSE.
= '1'.
w_total = w_total + 1.
ENDIF.
ELSE.
WRITE: ' '.
ENDIF.
ENDDO.
APPEND wa_itab TO itab.
CLEAR wa_itab.
ENDDO.
w_rem = w_total.
ENDFORM. " fill_marbles
*&---------------------------------------------------------------------*
*& Form fill_print_Table
*&---------------------------------------------------------------------*
* Convert ITAB value to PRINT table value .
*----------------------------------------------------------------------*
FORM fill_print_table .
FIELD-SYMBOLS: TYPE ANY.
REFRESH it_print.
LOOP AT itab INTO wa_itab.
l_no_m = sy-index.
DO p_num TIMES.
conv_i_c sy-index l_no_c.
CLEAR l_name.
CONCATENATE 'WA_ITAB-C' l_no_c INTO l_name.
ASSIGN (l_name) TO .
CLEAR l_name.
CONCATENATE 'WA_PRINT-C' l_no_c INTO l_name.
ASSIGN (l_name) TO .
CASE .
WHEN '1'.
= icon_1.
WHEN '0'.
= icon_0.
WHEN '2'.
= icon_2.
WHEN OTHERS.
ENDCASE.
ENDDO.
APPEND wa_print TO it_print.
CLEAR wa_print.
ENDLOOP.
ENDFORM. " fill_print_Table
*&---------------------------------------------------------------------*
*& Form write_marbles
*&---------------------------------------------------------------------*
* Write marbles from the PRINT table
*----------------------------------------------------------------------*
FORM write_marbles .
FIELD-SYMBOLS: TYPE ANY.
IF w_game_over IS INITIAL.
LOOP AT it_print INTO wa_print.
SKIP 1.
w_line = sy-tabix.
WRITE: (2) w_line.
HIDE w_line.
DO p_num TIMES.
conv_i_c sy-index l_no_c.
CLEAR l_name.
CONCATENATE 'WA_PRINT-C' l_no_c INTO l_name.
ASSIGN (l_name) TO .
IF NOT IS INITIAL.
WRITE: (2) AS ICON HOTSPOT ON, (2) ' '.
ELSE.
WRITE: (2) ' ', (2) ' '.
ENDIF.
ENDDO.
ENDLOOP.
ENDIF.
SKIP 4.
WRITE: /(30) 'Total Marbles:', w_total.
WRITE: /(30) 'Remaining Marbles', w_rem.
SKIP 4.
PERFORM write_5_high_score.
ENDFORM. " write_marbles
*&---------------------------------------------------------------------*
*& Form calculate_marbles
*&---------------------------------------------------------------------*
* Calculate the marbles after the user input in line selection
*----------------------------------------------------------------------*
FORM calculate_marbles .
* No marble has been selected
IF w_on IS INITIAL.
PERFORM validate_input.
ELSE.
* remove the seleced marble
PERFORM deselect_marble.
IF w_on = 'X'.
* Check destination cell, if the same marble has not been selected
PERFORM check_destination.
ENDIF.
ENDIF.
* Destination is ok ..? rearrange the marbles in ITAB
IF w_dest_ok = 'X'.
PERFORM rearrange_marbles.
ENDIF.
ENDFORM. " calculate_marbles
*&---------------------------------------------------------------------*
*& Form validate_input
*&---------------------------------------------------------------------*
* Validating the selected marble, is it movable or not
* if marble is movable, highlight it
*----------------------------------------------------------------------*
FORM validate_input .
DATA: l_sel_field(20),
l_tmp_field(20),
l_sel_col(1),
l_tmp_col(2),
l_tmp_line TYPE i,
l_ok TYPE flag.
FIELD-SYMBOLS: TYPE ANY,
TYPE ANY.
READ TABLE itab INTO wa_itab INDEX w_line.
l_sel_field = w_field.
l_sel_col = w_field+10(1).
REPLACE 'PRINT' INTO l_sel_field WITH 'ITAB'.
CONDENSE l_sel_field.
ASSIGN (l_sel_field) TO .
* value = 0 >> No marble
IF = '0'.
MESSAGE s398(00) WITH 'No marble to select.!'.
EXIT.
ENDIF.
* Check right
l_tmp_col = l_sel_col + 2.
IF l_tmp_col < 9.
CONCATENATE 'WA_ITAB-C' l_tmp_col INTO l_tmp_field.
CONDENSE l_tmp_field.
ASSIGN (l_tmp_field) TO .
IF = '0'.
l_ok = 'X'.
ENDIF.
ENDIF.
* Check left
IF l_ok IS INITIAL.
l_tmp_col = l_sel_col - 2.
IF l_tmp_col > 0.
CONCATENATE 'WA_ITAB-C' l_tmp_col INTO l_tmp_field.
CONDENSE l_tmp_field.
ASSIGN (l_tmp_field) TO .
IF = '0'.
l_ok = 'X'.
ENDIF.
ENDIF.
ENDIF.
* check Above
IF l_ok IS INITIAL.
l_tmp_line = w_line - 2.
IF l_tmp_line > 0.
READ TABLE itab INTO wa_itab INDEX l_tmp_line.
IF = '0'.
l_ok = 'X'.
ENDIF.
READ TABLE itab INTO wa_itab INDEX w_line.
ENDIF.
ENDIF.
* Check underneath
IF l_ok IS INITIAL.
l_tmp_line = w_line + 2.
IF l_tmp_line < 9.
READ TABLE itab INTO wa_itab INDEX l_tmp_line.
IF = '0'.
l_ok = 'X'.
ENDIF.
READ TABLE itab INTO wa_itab INDEX w_line.
ENDIF.
ENDIF.
* Ok .. than ON
IF l_ok = 'X'.
w_on = 'X'.
= '2'.
MODIFY itab FROM wa_itab INDEX w_line.
w_sel_line = w_line.
w_sel_col = l_sel_col .
ELSE.
MESSAGE s398(00) WITH 'No marble to select.!' ' ' ' ' ' '.
ENDIF.
ENDFORM. " validate_input
*&---------------------------------------------------------------------*
*& Form deselect_marble
*&---------------------------------------------------------------------*
* Deselect the marble if the same marble is selected again
*----------------------------------------------------------------------*
FORM deselect_marble .
DATA: l_sel_field(20).
FIELD-SYMBOLS: TYPE ANY.
READ TABLE itab INTO wa_itab INDEX w_line.
l_sel_field = w_field.
REPLACE 'PRINT' INTO l_sel_field WITH 'ITAB'.
CONDENSE l_sel_field.
ASSIGN (l_sel_field) TO .
IF = '2'.
= '1'.
MODIFY itab FROM wa_itab INDEX w_line.
MESSAGE s398(00) WITH 'Marble was deselected..!!'.
CLEAR: w_on, w_sel_line, w_sel_col.
ENDIF.
ENDFORM. " deselect_marble
*&---------------------------------------------------------------------*
*& Form check_destination
*&---------------------------------------------------------------------*
* Check the destination cell, it should not be empty and distnce
* between selected cell and destination cell must be 2
*----------------------------------------------------------------------*
FORM check_destination .
DATA: l_dest_field(20),
l_dest_col(1),
l_dest_not_ok TYPE flag,
l_tmp_line TYPE i,
l_tmp_col TYPE c.
DATA: l_itab_dest LIKE itab.
FIELD-SYMBOLS: TYPE ANY.
READ TABLE itab INTO l_itab_dest INDEX w_line.
l_dest_field = w_field.
l_dest_col = w_field+10(1).
REPLACE 'WA_PRINT' INTO l_dest_field WITH 'L_ITAB_DEST'.
CONDENSE l_dest_field.
ASSIGN (l_dest_field) TO .
* Destination should be empty
IF <> '0'.
l_dest_not_ok = 'X'.
ENDIF.
* Calcualate the distance between selected marble and destination
IF l_dest_not_ok IS INITIAL.
IF w_sel_line <> w_line.
l_tmp_line = ABS( w_sel_line - w_line ).
IF l_tmp_line <> '2'.
l_dest_not_ok = 'X'.
ENDIF.
ENDIF.
ENDIF.
IF l_dest_not_ok IS INITIAL.
IF w_sel_col <> l_dest_col.
l_tmp_col = ABS( w_sel_col - l_dest_col ).
IF l_tmp_col <> '2'.
l_dest_not_ok = 'X'.
ENDIF.
ENDIF.
ENDIF.
* destination not ok
IF l_dest_not_ok = 'X'.
MESSAGE s398(00) WITH 'Destination is not GOOD' ' ' ' ' ' '.
ELSE.
w_dest_ok = 'X'.
w_dest_line = w_line.
w_dest_col = l_dest_col.
ENDIF.
ENDFORM. " check_destination
*&---------------------------------------------------------------------*
*& Form rearrange_marbles
*&---------------------------------------------------------------------*
* Rearrange marbles
* 1 Remove the marble which is inbetween the selected & destination
* 2 Remove the marble from the selected cell
* 3 Put marble on the destination cell
*----------------------------------------------------------------------*
FORM rearrange_marbles .
DATA: l_field(20),
l_tmp_line TYPE i,
l_tmp_col TYPE char1,
l_no_move TYPE flag,
l_itab LIKE itab.

FIELD-SYMBOLS: TYPE ANY.
* Make the inbetween column as 0 if both lines are same
IF w_sel_line = w_dest_line.
IF w_sel_col > w_dest_col.
l_tmp_col = w_dest_col + 1.
ELSE.
l_tmp_col = w_sel_col + 1.
ENDIF.
READ TABLE itab INTO l_itab INDEX w_sel_line.
l_field = w_field.
REPLACE 'WA_PRINT' INTO l_field WITH 'L_ITAB'.
CONDENSE l_field.
l_field+8(1) = l_tmp_col.
ASSIGN (l_field) TO .
IF = 1.
= '0'.
w_gone = w_gone + 1.
MODIFY itab FROM l_itab INDEX w_sel_line.
ELSE.
l_no_move = 'X'.
ENDIF.
CLEAR l_itab.
ENDIF.
* Make the inbetween line as 0 if both lines are same
IF w_sel_col = w_dest_col.
IF w_sel_line > w_dest_line.
l_tmp_line = w_dest_line + 1.
ELSE.
l_tmp_line = w_sel_line + 1.
ENDIF.
READ TABLE itab INTO l_itab INDEX l_tmp_line.
l_field = w_field.
REPLACE 'WA_PRINT' INTO l_field WITH 'L_ITAB'.
CONDENSE l_field.
l_field+8(1) = w_sel_col.
ASSIGN (l_field) TO .
IF = 1.
= '0'.
w_gone = w_gone + 1.
MODIFY itab FROM l_itab INDEX l_tmp_line.
ELSE.
l_no_move = 'X'.
ENDIF.
CLEAR l_itab.
ENDIF.
IF l_no_move IS INITIAL.
* Make Destination = 1
READ TABLE itab INTO l_itab INDEX w_dest_line.
l_field = w_field.
REPLACE 'WA_PRINT' INTO l_field WITH 'L_ITAB'.
CONDENSE l_field.
l_field+8(1) = w_dest_col.
ASSIGN (l_field) TO .
= '1'.
MODIFY itab FROM l_itab INDEX w_dest_line.
CLEAR l_itab.
* Make Selected = 0.
READ TABLE itab INTO l_itab INDEX w_sel_line.
l_field = w_field.
REPLACE 'WA_PRINT' INTO l_field WITH 'L_ITAB'.
CONDENSE l_field.
l_field+8(1) = w_sel_col.
ASSIGN (l_field) TO .
= '0'.
MODIFY itab FROM l_itab INDEX w_sel_line.
CLEAR l_itab.
ELSE.
* Make Selected = 1 when no movement
READ TABLE itab INTO l_itab INDEX w_sel_line.
l_field = w_field.
REPLACE 'WA_PRINT' INTO l_field WITH 'L_ITAB'.
CONDENSE l_field.
l_field+8(1) = w_sel_col.
ASSIGN (l_field) TO .
= '1'.
MODIFY itab FROM l_itab INDEX w_sel_line.
CLEAR l_itab.
ENDIF.
w_rem = w_total - w_gone.
CLEAR: w_dest_ok, w_dest_line, w_dest_col,
w_on, w_sel_line, w_sel_col.

ENDFORM. " rearrange_marbles
*&---------------------------------------------------------------------*
*& Form check_game_over
*&---------------------------------------------------------------------*
* Check game over when the remaining marbles are half than
* the original marbles. Check for all cells with the marbles and
* check adjacent cells (right, left, above and underneath cells)
* with the value. If the marble found in any adjacent cell than
* GAME is NOT OVER
*----------------------------------------------------------------------*
FORM check_game_over .
STATICS: l_tot_half TYPE i.
DATA: l_itab LIKE itab,
l_itab_tmp LIKE itab.
DATA: l_tmp_field(20),
l_sel_col(1),
l_tmp_col(2),
l_ok TYPE flag,
l_line TYPE i,
l_tmp_line TYPE i.
CLEAR: l_ok.
FIELD-SYMBOLS: TYPE ANY,
TYPE ANY.
CHECK w_on IS INITIAL.
l_tot_half = ABS( w_total / 2 ).
CHECK w_rem < l_tot_half.
LOOP AT itab INTO l_itab.
l_line = sy-tabix.
l_itab_tmp = l_itab.
DO p_num TIMES.
l_itab = l_itab_tmp.
l_sel_col = sy-index.
conv_i_c sy-index l_no_c.
CLEAR l_name.
CONCATENATE 'L_ITAB-C' l_no_c INTO l_name.
ASSIGN (l_name) TO .
IF IS INITIAL
OR = '0'.
CONTINUE.
ENDIF.
* IF = '1'.
* l_ok = 'X'.
* exit.
* ENDIF.
* right neighbour
l_tmp_col = l_sel_col + 1.
IF l_tmp_col < 9.
CONCATENATE 'L_ITAB-C' l_tmp_col INTO l_tmp_field.
CONDENSE l_tmp_field.
ASSIGN (l_tmp_field) TO .
IF = '1'.
l_tmp_col = l_sel_col + 2.
IF l_tmp_col < 9.
CONCATENATE 'L_ITAB-C' l_tmp_col INTO l_tmp_field.
CONDENSE l_tmp_field.
ASSIGN (l_tmp_field) TO .
IF = '0'.
l_ok = 'X'.
EXIT.
ENDIF.
ENDIF.
ENDIF.
ENDIF.
* Check left
l_tmp_col = l_sel_col - 1.
IF l_tmp_col > 0.
CONCATENATE 'L_ITAB-C' l_tmp_col INTO l_tmp_field.
CONDENSE l_tmp_field.
ASSIGN (l_tmp_field) TO .
IF = '1'.
l_tmp_col = l_sel_col - 2.
IF l_tmp_col > 0.
CONCATENATE 'L_ITAB-C' l_tmp_col INTO l_tmp_field.
CONDENSE l_tmp_field.
ASSIGN (l_tmp_field) TO .
IF = '0'.
l_ok = 'X'.
EXIT.
ENDIF.
ENDIF.
ENDIF.
ENDIF.
CONCATENATE 'L_ITAB-C' l_no_c INTO l_tmp_field.
CONDENSE l_tmp_field.
ASSIGN (l_tmp_field) TO .
* check Above
l_tmp_line = l_line - 1.
IF l_tmp_line > 0.
CLEAR l_itab.
READ TABLE itab INTO l_itab INDEX l_tmp_line.
IF = '1'.
l_tmp_line = l_line - 2.
IF l_tmp_line > 0.
CLEAR l_itab.
READ TABLE itab INTO l_itab INDEX l_tmp_line.
IF = '0'.
l_ok = 'X'.
EXIT.
ENDIF.
ENDIF.
ENDIF.
ENDIF.
* Check underneath
l_tmp_line = l_line + 1.
IF l_tmp_line < 9.
CLEAR l_itab.
READ TABLE itab INTO l_itab INDEX l_tmp_line.
IF = '1'.
l_tmp_line = l_line + 2.
IF l_tmp_line < 9.
CLEAR l_itab.
READ TABLE itab INTO l_itab INDEX l_tmp_line.
IF = '0'.
l_ok = 'X'.
EXIT.
ENDIF.
ENDIF.
ENDIF.
ENDIF.
ENDDO.
IF l_ok = 'X'.
EXIT.
ENDIF.
ENDLOOP.
IF l_ok IS INITIAL.
w_game_over = 'X'.
MESSAGE s398(00) WITH 'Game Over. Socre:' w_rem.
PERFORM export_high_score.
* leave program.
ENDIF.
ENDFORM. " check_game_over
*&---------------------------------------------------------------------*
*& Form export_high_score
*&---------------------------------------------------------------------*
* Export High Score to memory when the game is over
*----------------------------------------------------------------------*
FORM export_high_score .
DATA: l_time TYPE i.
CHECK w_exported IS INITIAL.
GET TIME FIELD w_end_time.
l_time = w_end_time - w_st_time.
w_score-uname = sy-uname.
w_score-score = w_rem.
w_score-time = l_time.
APPEND w_score TO it_score.
SORT it_score BY score time.
LOOP AT it_score INTO w_score.
w_score-srl = sy-tabix.
MODIFY it_score FROM w_score.
CLEAR w_score.
ENDLOOP.
DELETE it_score WHERE srl > 5.
EXPORT it_score = it_score TO DATABASE indx(zz)
ID 'ZGAME_MAR'.
w_exported = 'X'.
ENDFORM. " export_high_score
*&---------------------------------------------------------------------*
*& Form write_5_high_score
*&---------------------------------------------------------------------*
* Write 5 high scores
*----------------------------------------------------------------------*
FORM write_5_high_score .
IMPORT it_score = it_score FROM DATABASE indx(zz)
ID 'ZGAME_MAR'.
WRITE: /(12) 'User',
(10) 'Score' RIGHT-JUSTIFIED ,
(10) 'Time' RIGHT-JUSTIFIED.
WRITE: /(34) sy-uline.
LOOP AT it_score INTO w_score.
WRITE: /(12) w_score-uname,
(10) w_score-score,
(10) w_score-time.
ENDLOOP.
ENDFORM. " write_5_high_score