X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Flibgame%2Fgadgets.c;h=9ff99690e96a1f3438a9cc1b4dca79747beb6a0b;hb=4c97b1045b53135f75e9324747abb5e9286b813d;hp=b01fe169245ebb414aa3122a1867bf410854076f;hpb=33cf8c53fa267584efab93b15a99fbf78f9fb0c1;p=rocksndiamonds.git diff --git a/src/libgame/gadgets.c b/src/libgame/gadgets.c index b01fe169..9ff99690 100644 --- a/src/libgame/gadgets.c +++ b/src/libgame/gadgets.c @@ -1,15 +1,13 @@ -/*********************************************************** -* Artsoft Retro-Game Library * -*----------------------------------------------------------* -* (c) 1994-2002 Artsoft Entertainment * -* Holger Schemel * -* Detmolder Strasse 189 * -* 33604 Bielefeld * -* Germany * -* e-mail: info@artsoft.org * -*----------------------------------------------------------* -* gadgets.c * -***********************************************************/ +// ============================================================================ +// Artsoft Retro-Game Library +// ---------------------------------------------------------------------------- +// (c) 1995-2014 by Artsoft Entertainment +// Holger Schemel +// info@artsoft.org +// http://www.artsoft.org/ +// ---------------------------------------------------------------------------- +// gadgets.c +// ============================================================================ #include #include @@ -26,12 +24,33 @@ #define DG_BUFFERED 0 #define DG_DIRECT 1 +#define GADGET_DEACTIVATED(g) ((g)->x < 0 || (g)->y < 0) + +#define OPTION_TEXT_SELECTABLE(g, t) \ + (t[0] != g->selectbox.char_unselectable && \ + t[0] != '\0' && \ + !strEqual(t, " ")) +#define CURRENT_OPTION_SELECTABLE(g) \ + OPTION_TEXT_SELECTABLE(g, g->selectbox.options[g->selectbox.current_index].text) + + static struct GadgetInfo *gadget_list_first_entry = NULL; static struct GadgetInfo *gadget_list_last_entry = NULL; static struct GadgetInfo *last_info_gi = NULL; static int next_free_gadget_id = 1; static boolean gadget_id_wrapped = FALSE; +static void (*PlayGadgetSoundActivating)(void) = NULL; +static void (*PlayGadgetSoundSelecting)(void) = NULL; + + +void InitGadgetsSoundCallback(void (*activating_function)(void), + void (*selecting_function)(void)) +{ + PlayGadgetSoundActivating = activating_function; + PlayGadgetSoundSelecting = selecting_function; +} + static struct GadgetInfo *getGadgetInfoFromGadgetID(int id) { struct GadgetInfo *gi = gadget_list_first_entry; @@ -71,9 +90,11 @@ static struct GadgetInfo *getGadgetInfoFromMousePosition(int mx, int my, struct GadgetInfo *gi; /* first check for scrollbars in case of mouse scroll wheel button events */ - if (button == 4 || button == 5) + if (IS_WHEEL_BUTTON(button)) { - boolean check_horizontal = (GetKeyModState() & KMOD_Control); + /* real horizontal wheel or vertical wheel with modifier key pressed */ + boolean check_horizontal = (IS_WHEEL_BUTTON_HORIZONTAL(button) || + GetKeyModState() & KMOD_Shift); /* check for the first active scrollbar with matching mouse wheel area */ for (gi = gadget_list_first_entry; gi != NULL; gi = gi->next) @@ -368,10 +389,9 @@ static void DrawGadget(struct GadgetInfo *gi, boolean pressed, boolean direct) gi->height - 2 * border_y); /* gadget text value */ - DrawTextToTextArea(gi->x + border_x, gi->y + border_y, - gi->textarea.value, font_nr, gi->textarea.xsize, - gi->textarea.xsize, gi->textarea.ysize, - BLIT_ON_BACKGROUND); + DrawTextBuffer(gi->x + border_x, gi->y + border_y, gi->textarea.value, + font_nr, gi->textarea.xsize, -1, gi->textarea.ysize, 0, + BLIT_ON_BACKGROUND, FALSE, FALSE, FALSE); cursor_letter = gi->textarea.value[gi->textarea.cursor_position]; cursor_string[0] = (cursor_letter != '\0' ? cursor_letter : ' '); @@ -391,7 +411,8 @@ static void DrawGadget(struct GadgetInfo *gi, boolean pressed, boolean direct) { int i; char text[MAX_GADGET_TEXTSIZE + 1]; - int font_nr = (pressed ? gi->font_active : gi->font); + int font_nr_default = (pressed ? gi->font_active : gi->font); + int font_nr = font_nr_default; int font_width = getFontWidth(font_nr); int font_height = getFontHeight(font_nr); int border_x = gi->border.xsize; @@ -428,6 +449,10 @@ static void DrawGadget(struct GadgetInfo *gi, boolean pressed, boolean direct) gi->selectbox.size); text[gi->selectbox.size] = '\0'; + /* set font value */ + font_nr = (OPTION_TEXT_SELECTABLE(gi, text) ? font_nr_default : + gi->font_unselectable); + /* gadget text value */ DrawTextExt(drawto, gi->x + border_x, gi->y + border_y, text, font_nr, BLIT_MASKED); @@ -536,7 +561,11 @@ static void DrawGadget(struct GadgetInfo *gi, boolean pressed, boolean direct) strncpy(text, gi->selectbox.options[i].text, gi->selectbox.size); text[gi->selectbox.size] = '\0'; - if (i == gi->selectbox.current_index) + font_nr = (OPTION_TEXT_SELECTABLE(gi, text) ? font_nr_default : + gi->font_unselectable); + + if (i == gi->selectbox.current_index && + OPTION_TEXT_SELECTABLE(gi, text)) { FillRectangle(drawto, gi->selectbox.x + border_x, @@ -687,9 +716,15 @@ static void DrawGadget(struct GadgetInfo *gi, boolean pressed, boolean direct) gi->selectbox.x, gi->selectbox.y); } else - redraw_mask |= (gi->x < gfx.sx + gfx.sxsize ? REDRAW_FIELD : - gi->y < gfx.dy + gfx.dysize ? REDRAW_DOOR_1 : - gi->y > gfx.vy ? REDRAW_DOOR_2 : REDRAW_DOOR_3); + { + int x = gi->x; + int y = gi->y; + + redraw_mask |= (IN_GFX_FIELD_FULL(x, y) ? REDRAW_FIELD : + IN_GFX_DOOR_1(x, y) ? REDRAW_DOOR_1 : + IN_GFX_DOOR_2(x, y) ? REDRAW_DOOR_2 : + IN_GFX_DOOR_3(x, y) ? REDRAW_DOOR_3 : REDRAW_ALL); + } } static int get_minimal_size_for_numeric_input(int minmax_value) @@ -729,7 +764,7 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap) case GDI_INFO_TEXT: { - int max_textsize = MAX_INFO_TEXTSIZE - 1; + int max_textsize = MAX_INFO_TEXTSIZE; char *text = va_arg(ap, char *); if (text != NULL) @@ -766,20 +801,14 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap) break; case GDI_ACTIVE: - /* take care here: "boolean" is typedef'ed as "unsigned char", - which gets promoted to "int" */ gi->active = (boolean)va_arg(ap, int); break; case GDI_DIRECT_DRAW: - /* take care here: "boolean" is typedef'ed as "unsigned char", - which gets promoted to "int" */ gi->direct_draw = (boolean)va_arg(ap, int); break; case GDI_CHECKED: - /* take care here: "boolean" is typedef'ed as "unsigned char", - which gets promoted to "int" */ gi->checked = (boolean)va_arg(ap, int); break; @@ -819,7 +848,7 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap) int max_textsize = MAX_GADGET_TEXTSIZE; if (gi->textinput.size) - max_textsize = MIN(gi->textinput.size, MAX_GADGET_TEXTSIZE - 1); + max_textsize = MIN(gi->textinput.size, MAX_GADGET_TEXTSIZE); strncpy(gi->textinput.value, va_arg(ap, char *), max_textsize); strcpy(gi->textinput.last_value, gi->textinput.value); @@ -837,7 +866,7 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap) case GDI_TEXT_SIZE: { int tag_value = va_arg(ap, int); - int max_textsize = MIN(tag_value, MAX_GADGET_TEXTSIZE - 1); + int max_textsize = MIN(tag_value, MAX_GADGET_TEXTSIZE); gi->textinput.size = max_textsize; gi->textinput.value[max_textsize] = '\0'; @@ -860,12 +889,18 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap) gi->font = va_arg(ap, int); if (gi->font_active == 0) gi->font_active = gi->font; + if (gi->font_unselectable == 0) + gi->font_unselectable = gi->font; break; case GDI_TEXT_FONT_ACTIVE: gi->font_active = va_arg(ap, int); break; + case GDI_TEXT_FONT_UNSELECTABLE: + gi->font_unselectable = va_arg(ap, int); + break; + case GDI_SELECTBOX_OPTIONS: gi->selectbox.options = va_arg(ap, struct ValueTextInfo *); break; @@ -874,6 +909,10 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap) gi->selectbox.index = va_arg(ap, int); break; + case GDI_SELECTBOX_CHAR_UNSELECTABLE: + gi->selectbox.char_unselectable = (char)va_arg(ap, int); + break; + case GDI_DESIGN_UNPRESSED: gi->design[GD_BUTTON_UNPRESSED].bitmap = va_arg(ap, Bitmap *); gi->design[GD_BUTTON_UNPRESSED].x = va_arg(ap, int); @@ -941,14 +980,12 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap) gi->drawing.area_ysize = va_arg(ap, int); /* determine dependent values for drawing area gadget, if needed */ - if (gi->width == 0 && gi->height == 0 && - gi->drawing.item_xsize !=0 && gi->drawing.item_ysize !=0) + if (gi->drawing.item_xsize != 0 && gi->drawing.item_ysize != 0) { gi->width = gi->drawing.area_xsize * gi->drawing.item_xsize; gi->height = gi->drawing.area_ysize * gi->drawing.item_ysize; } - else if (gi->drawing.item_xsize == 0 && gi->drawing.item_ysize == 0 && - gi->width != 0 && gi->height != 0) + else if (gi->width != 0 && gi->height != 0) { gi->drawing.item_xsize = gi->width / gi->drawing.area_xsize; gi->drawing.item_ysize = gi->height / gi->drawing.area_ysize; @@ -971,14 +1008,12 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap) gi->drawing.item_ysize = va_arg(ap, int); /* determine dependent values for drawing area gadget, if needed */ - if (gi->width == 0 && gi->height == 0 && - gi->drawing.area_xsize !=0 && gi->drawing.area_ysize !=0) + if (gi->drawing.area_xsize != 0 && gi->drawing.area_ysize != 0) { gi->width = gi->drawing.area_xsize * gi->drawing.item_xsize; gi->height = gi->drawing.area_ysize * gi->drawing.item_ysize; } - else if (gi->drawing.area_xsize == 0 && gi->drawing.area_ysize == 0 && - gi->width != 0 && gi->height != 0) + else if (gi->width != 0 && gi->height != 0) { gi->drawing.area_xsize = gi->width / gi->drawing.item_xsize; gi->drawing.area_ysize = gi->height / gi->drawing.item_ysize; @@ -1235,6 +1270,9 @@ void FreeGadget(struct GadgetInfo *gi) { struct GadgetInfo *gi_previous = gadget_list_first_entry; + if (gi == NULL) + return; + /* prevent "last_info_gi" from pointing to memory that will be freed */ if (last_info_gi == gi) last_info_gi = NULL; @@ -1279,7 +1317,7 @@ static struct GadgetInfo *last_gi = NULL; static void MapGadgetExt(struct GadgetInfo *gi, boolean redraw) { - if (gi == NULL || gi->mapped) + if (gi == NULL || gi->mapped || GADGET_DEACTIVATED(gi)) return; gi->mapped = TRUE; @@ -1311,9 +1349,11 @@ void UnmapGadget(struct GadgetInfo *gi) #define MULTIMAP_PLAYFIELD (1 << 3) #define MULTIMAP_DOOR_1 (1 << 4) #define MULTIMAP_DOOR_2 (1 << 5) +#define MULTIMAP_DOOR_3 (1 << 6) #define MULTIMAP_ALL (MULTIMAP_PLAYFIELD | \ - MULTIMAP_DOOR_1 | \ - MULTIMAP_DOOR_2) + MULTIMAP_DOOR_1 | \ + MULTIMAP_DOOR_2 | \ + MULTIMAP_DOOR_3) static void MultiMapGadgets(int mode) { @@ -1323,12 +1363,13 @@ static void MultiMapGadgets(int mode) while (gi != NULL) { - if ((mode & MULTIMAP_PLAYFIELD && - gi->x < gfx.sx + gfx.sxsize) || - (mode & MULTIMAP_DOOR_1 && - gi->x >= gfx.dx && gi->y < gfx.dy + gfx.dysize) || - (mode & MULTIMAP_DOOR_2 && - gi->x >= gfx.dx && gi->y > gfx.dy + gfx.dysize) || + int x = gi->x; + int y = gi->y; + + if ((mode & MULTIMAP_PLAYFIELD && IN_GFX_FIELD_FULL(x, y)) || + (mode & MULTIMAP_DOOR_1 && IN_GFX_DOOR_1(x, y)) || + (mode & MULTIMAP_DOOR_2 && IN_GFX_DOOR_2(x, y)) || + (mode & MULTIMAP_DOOR_3 && IN_GFX_DOOR_3(x, y)) || (mode & MULTIMAP_ALL) == MULTIMAP_ALL) { if (mode & MULTIMAP_UNMAP) @@ -1386,18 +1427,18 @@ boolean anyTextGadgetActive() static boolean insideSelectboxLine(struct GadgetInfo *gi, int mx, int my) { - return(gi != NULL && - gi->type & GD_TYPE_SELECTBOX && - mx >= gi->x && mx < gi->x + gi->width && - my >= gi->y && my < gi->y + gi->height); + return (gi != NULL && + gi->type & GD_TYPE_SELECTBOX && + mx >= gi->x && mx < gi->x + gi->width && + my >= gi->y && my < gi->y + gi->height); } static boolean insideSelectboxArea(struct GadgetInfo *gi, int mx, int my) { - return(gi != NULL && - gi->type & GD_TYPE_SELECTBOX && - mx >= gi->selectbox.x && mx < gi->selectbox.x + gi->selectbox.width && - my >= gi->selectbox.y && my < gi->selectbox.y + gi->selectbox.height); + return (gi != NULL && + gi->type & GD_TYPE_SELECTBOX && + mx >= gi->selectbox.x && mx < gi->selectbox.x + gi->selectbox.width && + my >= gi->selectbox.y && my < gi->selectbox.y + gi->selectbox.height); } void ClickOnGadget(struct GadgetInfo *gi, int button) @@ -1418,8 +1459,8 @@ void ClickOnGadget(struct GadgetInfo *gi, int button) boolean HandleGadgets(int mx, int my, int button) { - static unsigned long pressed_delay = 0; - static unsigned long pressed_delay_value = GADGET_FRAME_DELAY; + static unsigned int pressed_delay = 0; + static unsigned int pressed_delay_value = GADGET_FRAME_DELAY; static int last_button = 0; static int last_mx = 0, last_my = 0; static int pressed_mx = 0, pressed_my = 0; @@ -1445,7 +1486,6 @@ boolean HandleGadgets(int mx, int my, int button) boolean gadget_dragging; boolean gadget_released; boolean gadget_released_inside; - boolean gadget_released_inside_select_line; boolean gadget_released_inside_select_area; boolean gadget_released_off_borders; boolean changed_position = FALSE; @@ -1499,7 +1539,7 @@ boolean HandleGadgets(int mx, int my, int button) (gadget_pressed_inside_select_line && !mouse_inside_select_area))) { struct GadgetInfo *gi = last_gi; - boolean gadget_changed = (gi->event_mask & GD_EVENT_TEXT_LEAVING); + boolean gadget_changed = ((gi->event_mask & GD_EVENT_TEXT_LEAVING) != 0); /* check if text gadget has changed its value */ if (gi->type & GD_TYPE_TEXT_INPUT) @@ -1547,15 +1587,9 @@ boolean HandleGadgets(int mx, int my, int button) /* when handling selectbox, set additional state values */ if (gadget_released_inside && (last_gi->type & GD_TYPE_SELECTBOX)) - { - gadget_released_inside_select_line = insideSelectboxLine(last_gi, mx, my); gadget_released_inside_select_area = insideSelectboxArea(last_gi, mx, my); - } else - { - gadget_released_inside_select_line = FALSE; gadget_released_inside_select_area = FALSE; - } /* setting state for handling over-large selectbox */ if (keep_selectbox_open && (press_event || !mouse_inside_select_line)) @@ -1579,7 +1613,8 @@ boolean HandleGadgets(int mx, int my, int button) if (gi->type & GD_TYPE_SELECTBOX && (keep_selectbox_open || mouse_released_where_pressed || - !gadget_released_inside_select_area)) /* selectbox stays open */ + !gadget_released_inside_select_area || + !CURRENT_OPTION_SELECTABLE(gi))) /* selectbox stays open */ { gi->selectbox.stay_open = TRUE; pressed_mx = 0; @@ -1686,8 +1721,6 @@ boolean HandleGadgets(int mx, int my, int button) last_info_gi = new_gi; } -#if 1 - gadget_draggable = (gi && gi->type & GD_TYPE_SCROLLBAR); /* reset drag position for newly pressed scrollbar to "not dragging" */ @@ -1725,10 +1758,11 @@ boolean HandleGadgets(int mx, int my, int button) { int mpos = (gi->type == GD_TYPE_SCROLLBAR_HORIZONTAL ? mx : my); int gpos = (gi->type == GD_TYPE_SCROLLBAR_HORIZONTAL ? gi->x : gi->y); + int slider_start = gpos + gi->scrollbar.position; + int slider_end = gpos + gi->scrollbar.position + gi->scrollbar.size - 1; + boolean inside_slider = (mpos >= slider_start && mpos <= slider_end); - if (button > 3 || - mpos < gpos + gi->scrollbar.position || - mpos >= gpos + gi->scrollbar.position + gi->scrollbar.size) + if (IS_WHEEL_BUTTON(button) || !inside_slider) { /* click scrollbar one scrollbar length up/left or down/right */ @@ -1737,10 +1771,13 @@ boolean HandleGadgets(int mx, int my, int button) int item_steps = gs->items_visible - 1; int item_direction = (mpos < gpos + gi->scrollbar.position ? -1 : +1); - if (button > 3) + if (IS_WHEEL_BUTTON(button)) { - item_steps = 3; - item_direction = (button == 4 ? -1 : +1); + boolean scroll_single_step = ((GetKeyModState() & KMOD_Alt) != 0); + + item_steps = (scroll_single_step ? 1 : DEFAULT_WHEEL_STEPS); + item_direction = (button == MB_WHEEL_UP || + button == MB_WHEEL_LEFT ? -1 : +1); } changed_position = FALSE; @@ -1783,10 +1820,10 @@ boolean HandleGadgets(int mx, int my, int button) } } -#endif - if (gadget_pressed) { + PlayGadgetSoundActivating(); + if (gi->type == GD_TYPE_CHECK_BUTTON) { gi->checked = !gi->checked; @@ -1815,10 +1852,11 @@ boolean HandleGadgets(int mx, int my, int button) { int mpos = (gi->type == GD_TYPE_SCROLLBAR_HORIZONTAL ? mx : my); int gpos = (gi->type == GD_TYPE_SCROLLBAR_HORIZONTAL ? gi->x : gi->y); + int slider_start = gpos + gi->scrollbar.position; + int slider_end = gpos + gi->scrollbar.position + gi->scrollbar.size - 1; + boolean inside_slider = (mpos >= slider_start && mpos <= slider_end); - if (button >= 1 && button <= 3 && - mpos >= gpos + gi->scrollbar.position && - mpos < gpos + gi->scrollbar.position + gi->scrollbar.size) + if (!IS_WHEEL_BUTTON(button) && inside_slider) { /* start dragging scrollbar */ gi->scrollbar.drag_position = @@ -1934,7 +1972,8 @@ boolean HandleGadgets(int mx, int my, int button) { if (keep_selectbox_open || mouse_released_where_pressed || - !gadget_released_inside_select_area) /* selectbox stays open */ + !gadget_released_inside_select_area || + !CURRENT_OPTION_SELECTABLE(gi)) /* selectbox stays open */ { deactivate_gadget = FALSE; gadget_changed = FALSE; @@ -1964,9 +2003,7 @@ boolean HandleGadgets(int mx, int my, int button) if (gi->type & GD_TYPE_SCROLLBAR) DrawGadget(gi, DG_UNPRESSED, gi->direct_draw); -#if 1 gi->state = GD_BUTTON_UNPRESSED; -#endif gi->event.type = GD_EVENT_RELEASED; if (gi->event_mask & GD_EVENT_RELEASED && @@ -1984,10 +2021,10 @@ boolean HandleGadgets(int mx, int my, int button) static void insertCharIntoTextArea(struct GadgetInfo *gi, char c) { - char text[MAX_GADGET_TEXTSIZE]; + char text[MAX_GADGET_TEXTSIZE + 1]; int cursor_position = gi->textarea.cursor_position; - if (strlen(gi->textarea.value) == MAX_GADGET_TEXTSIZE) /* no space left */ + if (strlen(gi->textarea.value) >= MAX_GADGET_TEXTSIZE) /* no space left */ return; strcpy(text, gi->textarea.value); @@ -2009,7 +2046,7 @@ boolean HandleGadgetsKeyInput(Key key) if (key == KSYM_Return) /* valid for both text input and selectbox */ { - boolean gadget_changed = (gi->event_mask & GD_EVENT_TEXT_RETURN); + boolean gadget_changed = ((gi->event_mask & GD_EVENT_TEXT_RETURN) != 0); if (gi->type & GD_TYPE_TEXT_INPUT) { @@ -2048,7 +2085,7 @@ boolean HandleGadgetsKeyInput(Key key) } else if (gi->type & GD_TYPE_TEXT_INPUT) /* only valid for text input */ { - char text[MAX_GADGET_TEXTSIZE]; + char text[MAX_GADGET_TEXTSIZE + 1]; int text_length = strlen(gi->textinput.value); int cursor_pos = gi->textinput.cursor_position; char letter = getCharFromKey(key); @@ -2095,7 +2132,7 @@ boolean HandleGadgetsKeyInput(Key key) } else if (gi->type & GD_TYPE_TEXT_AREA) /* only valid for text area */ { - char text[MAX_GADGET_TEXTSIZE]; + char text[MAX_GADGET_TEXTSIZE + 1]; int text_length = strlen(gi->textarea.value); int area_ysize = gi->textarea.ysize; int cursor_x_pref = gi->textarea.cursor_x_preferred;