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Diffstat (limited to 'src/news_gui.c')
| -rw-r--r-- | src/news_gui.c | 922 |
1 files changed, 922 insertions, 0 deletions
diff --git a/src/news_gui.c b/src/news_gui.c new file mode 100644 index 000000000..7400ac1e4 --- /dev/null +++ b/src/news_gui.c @@ -0,0 +1,922 @@ +/* $Id$ */ + +#include "stdafx.h" +#include "openttd.h" +#include "functions.h" +#include "strings.h" +#include "table/sprites.h" +#include "table/strings.h" +#include "window.h" +#include "gui.h" +#include "viewport.h" +#include "gfx.h" +#include "news.h" +#include "vehicle.h" +#include "sound.h" +#include "variables.h" +#include "date.h" +#include "string.h" + +/* News system + * News system is realized as a FIFO queue (in an array) + * The positions in the queue can't be rearranged, we only access + * the array elements through pointers to the elements. Once the + * array is full, the oldest entry (_oldest_news) is being overwritten + * by the newest (_latest news). + * + * oldest current lastest + * | | | + * [O------------F-------------C---------L ] + * | + * forced + * + * Of course by using an array we can have situations like + * + * [----L O-----F---------C-----------------] + * This is where we have wrapped around the array and have + * (MAX_NEWS - O) + L news items + */ + +#define MAX_NEWS 30 + +typedef byte NewsID; +#define INVALID_NEWS 255 + +static NewsItem _news_items[MAX_NEWS]; +static NewsID _current_news = INVALID_NEWS; // points to news item that should be shown next +static NewsID _oldest_news = 0; // points to first item in fifo queue +static NewsID _latest_news = INVALID_NEWS; // points to last item in fifo queue +/* if the message being shown was forced by the user, its index is stored in + * _forced_news. forced_news is INVALID_NEWS otherwise. + * (Users can force messages through history or "last message") */ +static NewsID _forced_news = INVALID_NEWS; + +static byte _total_news = 0; // total news count + +void DrawNewsNewTrainAvail(Window *w); +void DrawNewsNewRoadVehAvail(Window *w); +void DrawNewsNewShipAvail(Window *w); +void DrawNewsNewAircraftAvail(Window *w); +void DrawNewsBankrupcy(Window *w); +static void MoveToNextItem(void); + +StringID GetNewsStringNewTrainAvail(const NewsItem *ni); +StringID GetNewsStringNewRoadVehAvail(const NewsItem *ni); +StringID GetNewsStringNewShipAvail(const NewsItem *ni); +StringID GetNewsStringNewAircraftAvail(const NewsItem *ni); +StringID GetNewsStringBankrupcy(const NewsItem *ni); + +static DrawNewsCallbackProc * const _draw_news_callback[] = { + DrawNewsNewTrainAvail, /* DNC_TRAINAVAIL */ + DrawNewsNewRoadVehAvail, /* DNC_ROADAVAIL */ + DrawNewsNewShipAvail, /* DNC_SHIPAVAIL */ + DrawNewsNewAircraftAvail, /* DNC_AIRCRAFTAVAIL */ + DrawNewsBankrupcy, /* DNC_BANKRUPCY */ +}; + +GetNewsStringCallbackProc * const _get_news_string_callback[] = { + GetNewsStringNewTrainAvail, /* DNC_TRAINAVAIL */ + GetNewsStringNewRoadVehAvail, /* DNC_ROADAVAIL */ + GetNewsStringNewShipAvail, /* DNC_SHIPAVAIL */ + GetNewsStringNewAircraftAvail, /* DNC_AIRCRAFTAVAIL */ + GetNewsStringBankrupcy, /* DNC_BANKRUPCY */ +}; + +void InitNewsItemStructs(void) +{ + memset(_news_items, 0, sizeof(_news_items)); + _current_news = INVALID_NEWS; + _oldest_news = 0; + _latest_news = INVALID_NEWS; + _forced_news = INVALID_NEWS; + _total_news = 0; +} + +void DrawNewsBorder(const Window *w) +{ + int left = 0; + int right = w->width - 1; + int top = 0; + int bottom = w->height - 1; + + GfxFillRect(left, top, right, bottom, 0xF); + + GfxFillRect(left, top, left, bottom, 0xD7); + GfxFillRect(right, top, right, bottom, 0xD7); + GfxFillRect(left, top, right, top, 0xD7); + GfxFillRect(left, bottom, right, bottom, 0xD7); + + DrawString(left + 2, top + 1, STR_00C6, 0); +} + +static void NewsWindowProc(Window *w, WindowEvent *e) +{ + switch (e->event) { + case WE_CREATE: { /* If chatbar is open at creation time, we need to go above it */ + const Window *w1 = FindWindowById(WC_SEND_NETWORK_MSG, 0); + w->message.msg = (w1 != NULL) ? w1->height : 0; + } break; + + case WE_PAINT: { + const NewsItem *ni = WP(w, news_d).ni; + ViewPort *vp; + + switch (ni->display_mode) { + case NM_NORMAL: + case NM_THIN: { + DrawNewsBorder(w); + + DrawString(2, 1, STR_00C6, 0); + + SetDParam(0, ni->date); + DrawStringRightAligned(428, 1, STR_01FF, 0); + + if (!(ni->flags & NF_VIEWPORT)) { + COPY_IN_DPARAM(0, ni->params, lengthof(ni->params)); + DrawStringMultiCenter(215, ni->display_mode == NM_NORMAL ? 76 : 56, + ni->string_id, 426); + } else { + byte bk = _display_opt; + _display_opt &= ~DO_TRANS_BUILDINGS; + DrawWindowViewport(w); + _display_opt = bk; + + /* Shade the viewport into gray, or color*/ + vp = w->viewport; + GfxFillRect(vp->left - w->left, vp->top - w->top, + vp->left - w->left + vp->width - 1, vp->top - w->top + vp->height - 1, + (ni->flags & NF_INCOLOR ? 0x322 : 0x323) | USE_COLORTABLE + ); + + COPY_IN_DPARAM(0, ni->params, lengthof(ni->params)); + DrawStringMultiCenter(w->width / 2, 20, ni->string_id, 428); + } + break; + } + + case NM_CALLBACK: { + _draw_news_callback[ni->callback](w); + break; + } + + default: { + DrawWindowWidgets(w); + if (!(ni->flags & NF_VIEWPORT)) { + COPY_IN_DPARAM(0, ni->params, lengthof(ni->params)); + DrawStringMultiCenter(140, 38, ni->string_id, 276); + } else { + DrawWindowViewport(w); + COPY_IN_DPARAM(0, ni->params, lengthof(ni->params)); + DrawStringMultiCenter(w->width / 2, w->height - 16, ni->string_id, 276); + } + break; + } + } + } break; + + case WE_CLICK: { + switch (e->we.click.widget) { + case 1: { + NewsItem *ni = WP(w, news_d).ni; + DeleteWindow(w); + ni->duration = 0; + _forced_news = INVALID_NEWS; + } break; + case 0: { + NewsItem *ni = WP(w, news_d).ni; + if (ni->flags & NF_VEHICLE) { + Vehicle *v = GetVehicle(ni->data_a); + ScrollMainWindowTo(v->x_pos, v->y_pos); + } else if (ni->flags & NF_TILE) { + if (!ScrollMainWindowToTile(ni->data_a) && ni->data_b != 0) + ScrollMainWindowToTile(ni->data_b); + } + } break; + } + } break; + + case WE_KEYPRESS: + if (e->we.keypress.keycode == WKC_SPACE) { + // Don't continue. + e->we.keypress.cont = false; + DeleteWindow(w); + } + break; + + case WE_MESSAGE: /* The chatbar has notified us that is was either created or closed */ + switch (e->we.message.msg) { + case WE_CREATE: w->message.msg = e->we.message.wparam; break; + case WE_DESTROY: w->message.msg = 0; break; + } + break; + + case WE_TICK: { /* Scroll up newsmessages from the bottom in steps of 4 pixels */ + int diff; + int y = max(w->top - 4, _screen.height - w->height - 12 - w->message.msg); + if (y == w->top) return; + + if (w->viewport != NULL) + w->viewport->top += y - w->top; + + diff = abs(w->top - y); + w->top = y; + + SetDirtyBlocks(w->left, w->top - diff, w->left + w->width, w->top + w->height); + } break; + } +} + +/** Return the correct index in the pseudo-fifo + * queue and deals with overflows when increasing the index */ +static inline NewsID increaseIndex(NewsID i) +{ + assert(i != INVALID_NEWS); + return (i + 1) % MAX_NEWS; +} + +/** Return the correct index in the pseudo-fifo + * queue and deals with overflows when decreasing the index */ +static inline NewsID decreaseIndex(NewsID i) +{ + assert(i != INVALID_NEWS); + return (i + MAX_NEWS - 1) % MAX_NEWS; +} + +/** Add a new newsitem to be shown. + * @param string String to display, can have special values based on parameter 'flags' + * @param flags various control bits that will show various news-types. See macro NEWS_FLAGS() + * @param data_a news-specific value based on news type + * @param data_b news-specific value based on news type + * @note flags exists of 4 byte-sized extra parameters.<br/> + * 1. 0 - 7 display_mode, any of the NewsMode enums (NM_)<br/> + * 2. 8 - 15 news flags, any of the NewsFlags enums (NF_) NF_INCOLOR are set automatically if needed<br/> + * 3. 16 - 23 news category, any of the NewsType enums (NT_)<br/> + * 4. 24 - 31 news callback function, any of the NewsCallback enums (DNC_)<br/> + * If the display mode is NM_CALLBACK special news is shown and parameter + * stringid has a special meaning.<br/> + * DNC_TRAINAVAIL, DNC_ROADAVAIL, DNC_SHIPAVAIL, DNC_AIRCRAFTAVAIL: StringID is + * the index of the engine that is shown<br/> + * DNC_BANKRUPCY: bytes 0-3 of StringID contains the player that is in trouble, + * and 4-7 contains what kind of bankrupcy message is shown, NewsBankrupcy enum (NB_)<br/> + * @see NewsMode + * @see NewsFlags + * @see NewsType + * @see NewsCallback */ +void AddNewsItem(StringID string, uint32 flags, uint data_a, uint data_b) +{ + NewsID l_news; + + if (_game_mode == GM_MENU) return; + + // check the rare case that the oldest (to be overwritten) news item is open + if (_total_news == MAX_NEWS && (_oldest_news == _current_news || _oldest_news == _forced_news)) + MoveToNextItem(); + + _forced_news = INVALID_NEWS; + if (_total_news < MAX_NEWS) _total_news++; + + /* Increase _latest_news. If we have no news yet, use _oldest news as an + * index. We cannot use 0 as _oldest_news can jump around due to + * DeleteVehicleNews */ + l_news = _latest_news; + _latest_news = (_latest_news == INVALID_NEWS) ? _oldest_news : increaseIndex(_latest_news); + + /* If the fifo-buffer is full, overwrite the oldest entry */ + if (l_news != INVALID_NEWS && _latest_news == _oldest_news) { + assert(_total_news == MAX_NEWS); + _oldest_news = increaseIndex(_oldest_news); + } + + { /* Add news to _latest_news */ + Window *w; + NewsItem *ni = &_news_items[_latest_news]; + memset(ni, 0, sizeof(*ni)); + + ni->string_id = string; + ni->display_mode = (byte)flags; + ni->flags = (byte)(flags >> 8); + + // show this news message in color? + if (_cur_year >= _patches.colored_news_year) ni->flags |= NF_INCOLOR; + + ni->type = (byte)(flags >> 16); + ni->callback = (byte)(flags >> 24); + ni->data_a = data_a; + ni->data_b = data_b; + ni->date = _date; + COPY_OUT_DPARAM(ni->params, 0, lengthof(ni->params)); + + w = FindWindowById(WC_MESSAGE_HISTORY, 0); + if (w == NULL) return; + SetWindowDirty(w); + w->vscroll.count = _total_news; + } +} + + +// don't show item if it's older than x days +static const byte _news_items_age[] = {60, 60, 90, 60, 90, 30, 150, 30, 90, 180}; + +static const Widget _news_type13_widgets[] = { +{ WWT_PANEL, RESIZE_NONE, 15, 0, 429, 0, 169, 0x0, STR_NULL}, +{ WWT_PANEL, RESIZE_NONE, 15, 0, 10, 0, 11, 0x0, STR_NULL}, +{ WIDGETS_END}, +}; + +static WindowDesc _news_type13_desc = { + WDP_CENTER, 476, 430, 170, + WC_NEWS_WINDOW, 0, + WDF_DEF_WIDGET, + _news_type13_widgets, + NewsWindowProc +}; + +static const Widget _news_type2_widgets[] = { +{ WWT_PANEL, RESIZE_NONE, 15, 0, 429, 0, 129, 0x0, STR_NULL}, +{ WWT_PANEL, RESIZE_NONE, 15, 0, 10, 0, 11, 0x0, STR_NULL}, +{ WIDGETS_END}, +}; + +static WindowDesc _news_type2_desc = { + WDP_CENTER, 476, 430, 130, + WC_NEWS_WINDOW, 0, + WDF_DEF_WIDGET, + _news_type2_widgets, + NewsWindowProc +}; + +static const Widget _news_type0_widgets[] = { +{ WWT_PANEL, RESIZE_NONE, 5, 0, 279, 14, 86, 0x0, STR_NULL}, +{ WWT_CLOSEBOX, RESIZE_NONE, 5, 0, 10, 0, 13, STR_00C5, STR_018B_CLOSE_WINDOW}, +{ WWT_CAPTION, RESIZE_NONE, 5, 11, 279, 0, 13, STR_012C_MESSAGE, STR_NULL}, +{ WWT_INSET, RESIZE_NONE, 5, 2, 277, 16, 64, 0x0, STR_NULL}, +{ WIDGETS_END}, +}; + +static WindowDesc _news_type0_desc = { + WDP_CENTER, 476, 280, 87, + WC_NEWS_WINDOW, 0, + WDF_DEF_WIDGET, + _news_type0_widgets, + NewsWindowProc +}; + +static const SoundFx _news_sounds[] = { + SND_1D_APPLAUSE, + SND_1D_APPLAUSE, + 0, + 0, + 0, + 0, + SND_1E_OOOOH, + 0, + 0, + 0 +}; + +/** Get the value of an item of the news-display settings. This is + * a little tricky since on/off/summary must use 2 bits to store the value + * @param item the item whose value is requested + * @return return the found value which is between 0-2 + */ +static inline byte GetNewsDisplayValue(byte item) +{ + assert(item < 10 && GB(_news_display_opt, item * 2, 2) <= 2); + return GB(_news_display_opt, item * 2, 2); +} + +/** Set the value of an item in the news-display settings. This is + * a little tricky since on/off/summary must use 2 bits to store the value + * @param item the item whose value is being set + * @param val new value + */ +static inline void SetNewsDisplayValue(byte item, byte val) +{ + assert(item < 10 && val <= 2); + SB(_news_display_opt, item * 2, 2, val); +} + +// open up an own newspaper window for the news item +static void ShowNewspaper(NewsItem *ni) +{ + Window *w; + SoundFx sound; + int top; + ni->flags &= ~NF_FORCE_BIG; + ni->duration = 555; + + sound = _news_sounds[ni->type]; + if (sound != 0) SndPlayFx(sound); + + top = _screen.height; + switch (ni->display_mode) { + case NM_NORMAL: + case NM_CALLBACK: { + _news_type13_desc.top = top; + w = AllocateWindowDesc(&_news_type13_desc); + if (ni->flags & NF_VIEWPORT) + AssignWindowViewport(w, 2, 58, 0x1AA, 0x6E, + ni->data_a | (ni->flags & NF_VEHICLE ? 0x80000000 : 0), 0); + break; + } + + case NM_THIN: { + _news_type2_desc.top = top; + w = AllocateWindowDesc(&_news_type2_desc); + if (ni->flags & NF_VIEWPORT) + AssignWindowViewport(w, 2, 58, 0x1AA, 0x46, + ni->data_a | (ni->flags & NF_VEHICLE ? 0x80000000 : 0), 0); + break; + } + + default: { + _news_type0_desc.top = top; + w = AllocateWindowDesc(&_news_type0_desc); + if (ni->flags & NF_VIEWPORT) + AssignWindowViewport(w, 3, 17, 0x112, 0x2F, + ni->data_a | (ni->flags & NF_VEHICLE ? 0x80000000 : 0), 0); + break; + } + } + WP(w, news_d).ni = &_news_items[_forced_news == INVALID_NEWS ? _current_news : _forced_news]; + w->flags4 |= WF_DISABLE_VP_SCROLL; +} + +// show news item in the ticker +static void ShowTicker(const NewsItem *ni) +{ + Window *w; + + if (_news_ticker_sound) SndPlayFx(SND_16_MORSE); + + _statusbar_news_item = *ni; + w = FindWindowById(WC_STATUS_BAR, 0); + if (w != NULL) WP(w, def_d).data_1 = 360; +} + + +// Are we ready to show another news item? +// Only if nothing is in the newsticker and no newspaper is displayed +static bool ReadyForNextItem(void) +{ + const Window *w; + NewsID item = (_forced_news == INVALID_NEWS) ? _current_news : _forced_news; + NewsItem *ni; + + if (item >= MAX_NEWS) return true; + ni = &_news_items[item]; + + // Ticker message + // Check if the status bar message is still being displayed? + w = FindWindowById(WC_STATUS_BAR, 0); + if (w != NULL && WP(w, const def_d).data_1 > -1280) return false; + + // Newspaper message, decrement duration counter + if (ni->duration != 0) ni->duration--; + + // neither newsticker nor newspaper are running + return (ni->duration == 0 || FindWindowById(WC_NEWS_WINDOW, 0) == NULL); +} + +static void MoveToNextItem(void) +{ + DeleteWindowById(WC_NEWS_WINDOW, 0); + _forced_news = INVALID_NEWS; + + // if we're not at the last item, then move on + if (_current_news != _latest_news) { + NewsItem *ni; + + _current_news = (_current_news == INVALID_NEWS) ? _oldest_news : increaseIndex(_current_news); + ni = &_news_items[_current_news]; + + // check the date, don't show too old items + if (_date - _news_items_age[ni->type] > ni->date) return; + + switch (GetNewsDisplayValue(ni->type)) { + case 0: { /* Off - show nothing only a small reminder in the status bar */ + Window *w = FindWindowById(WC_STATUS_BAR, 0); + + if (w != NULL) { + WP(w, def_d).data_2 = 91; + SetWindowDirty(w); + } + break; + } + + case 1: /* Summary - show ticker, but if forced big, cascade to full */ + if (!(ni->flags & NF_FORCE_BIG)) { + ShowTicker(ni); + break; + } + /* Fallthrough */ + + case 2: /* Full - show newspaper*/ + ShowNewspaper(ni); + break; + } + } +} + +void NewsLoop(void) +{ + // no news item yet + if (_total_news == 0) return; + + if (ReadyForNextItem()) MoveToNextItem(); +} + +/* Do a forced show of a specific message */ +static void ShowNewsMessage(NewsID i) +{ + if (_total_news == 0) return; + + // Delete the news window + DeleteWindowById(WC_NEWS_WINDOW, 0); + + // setup forced news item + _forced_news = i; + + if (_forced_news != INVALID_NEWS) { + NewsItem *ni = &_news_items[_forced_news]; + ni->duration = 555; + ni->flags |= NF_FORCE_BIG; + DeleteWindowById(WC_NEWS_WINDOW, 0); + ShowNewspaper(ni); + } +} + +void ShowLastNewsMessage(void) +{ + switch (_forced_news) { + case INVALID_NEWS: // Not forced any news yet, show the current one + ShowNewsMessage(_current_news); + break; + case 0: // + ShowNewsMessage(_total_news != MAX_NEWS ? _latest_news : MAX_NEWS - 1); + break; + default: // 'Scrolling' through news history show each one in turn + ShowNewsMessage(_forced_news - 1); + break; + } +} + + +/* return news by number, with 0 being the most + * recent news. Returns INVALID_NEWS if end of queue reached. */ +static NewsID getNews(NewsID i) +{ + if (i >= _total_news) return INVALID_NEWS; + + if (_latest_news < i) { + i = _latest_news + MAX_NEWS - i; + } else { + i = _latest_news - i; + } + + i %= MAX_NEWS; + return i; +} + +/** Draw an unformatted news message truncated to a maximum length. If + * length exceeds maximum length it will be postfixed by '...' + * @param x,y position of the string + * @param color the color the string will be shown in + * @param *ni NewsItem being printed + * @param maxw maximum width of string in pixels + */ +static void DrawNewsString(int x, int y, uint16 color, const NewsItem *ni, uint maxw) +{ + char buffer[512], buffer2[512]; + const char *ptr; + char *dest; + StringID str; + + if (ni->display_mode == 3) { + str = _get_news_string_callback[ni->callback](ni); + } else { + COPY_IN_DPARAM(0, ni->params, lengthof(ni->params)); + str = ni->string_id; + } + + GetString(buffer, str, lastof(buffer)); + /* Copy the just gotten string to another buffer to remove any formatting + * from it such as big fonts, etc. */ + ptr = buffer; + dest = buffer2; + for (;;) { + WChar c = Utf8Consume(&ptr); + if (c == 0) break; + if (c == '\r') { + dest[0] = dest[1] = dest[2] = dest[3] = ' '; + dest += 4; + } else if (IsPrintable(c)) { + dest += Utf8Encode(dest, c); + } + } + + *dest = '\0'; + /* Truncate and show string; postfixed by '...' if neccessary */ + DoDrawStringTruncated(buffer2, x, y, color, maxw); +} + + +static void MessageHistoryWndProc(Window *w, WindowEvent *e) +{ + switch (e->event) { + case WE_PAINT: { + int y = 19; + NewsID p, show; + + SetVScrollCount(w, _total_news); + DrawWindowWidgets(w); + + if (_total_news == 0) break; + show = min(_total_news, w->vscroll.cap); + + for (p = w->vscroll.pos; p < w->vscroll.pos + show; p++) { + // get news in correct order + const NewsItem *ni = &_news_items[getNews(p)]; + + SetDParam(0, ni->date); + DrawString(4, y, STR_SHORT_DATE, 12); + + DrawNewsString(82, y, 12, ni, w->width - 95); + y += 12; + } + break; + } + + case WE_CLICK: + switch (e->we.click.widget) { + case 3: { + int y = (e->we.click.pt.y - 19) / 12; + NewsID p = getNews(y + w->vscroll.pos); + + if (p == INVALID_NEWS) break; + + ShowNewsMessage(p); + break; + } + } + break; + + case WE_RESIZE: + w->vscroll.cap += e->we.sizing.diff.y / 12; + break; + } +} + +static const Widget _message_history_widgets[] = { +{ WWT_CLOSEBOX, RESIZE_NONE, 13, 0, 10, 0, 13, STR_00C5, STR_018B_CLOSE_WINDOW}, +{ WWT_CAPTION, RESIZE_RIGHT, 13, 11, 387, 0, 13, STR_MESSAGE_HISTORY, STR_018C_WINDOW_TITLE_DRAG_THIS}, +{ WWT_STICKYBOX, RESIZE_LR, 13, 388, 399, 0, 13, 0x0, STR_STICKY_BUTTON}, +{ WWT_PANEL, RESIZE_RB, 13, 0, 387, 14, 139, 0x0, STR_MESSAGE_HISTORY_TIP}, +{ WWT_SCROLLBAR, RESIZE_LRB, 13, 388, 399, 14, 127, 0x0, STR_0190_SCROLL_BAR_SCROLLS_LIST}, +{ WWT_RESIZEBOX, RESIZE_LRTB, 13, 388, 399, 128, 139, 0x0, STR_RESIZE_BUTTON}, +{ WIDGETS_END}, +}; + +static const WindowDesc _message_history_desc = { + 240, 22, 400, 140, + WC_MESSAGE_HISTORY, 0, + WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE, + _message_history_widgets, + MessageHistoryWndProc +}; + +void ShowMessageHistory(void) +{ + Window *w; + + DeleteWindowById(WC_MESSAGE_HISTORY, 0); + w = AllocateWindowDesc(&_message_history_desc); + + if (w != NULL) { + w->vscroll.cap = 10; + w->vscroll.count = _total_news; + w->resize.step_height = 12; + w->resize.height = w->height - 12 * 6; // minimum of 4 items in the list, each item 12 high + w->resize.step_width = 1; + w->resize.width = 200; // can't make window any smaller than 200 pixel + SetWindowDirty(w); + } +} + +/** Setup the disabled/enabled buttons in the message window + * If the value is 'off' disable the [<] widget, and enable the [>] one + * Same-wise for all the others. Starting value of 3 is the first widget + * group. These are grouped as [<][>] .. [<][>], etc. + */ +static void SetMessageButtonStates(Window *w, byte value, int element) +{ + element *= 2; + + SetWindowWidgetDisabledState(w, element + 3, value == 0); + SetWindowWidgetDisabledState(w, element + 3 + 1, value == 2); +} + +static void MessageOptionsWndProc(Window *w, WindowEvent *e) +{ + static const StringID message_opt[] = {STR_OFF, STR_SUMMARY, STR_FULL, INVALID_STRING_ID}; + + /* WP(w, def_d).data_1 are stores the clicked state of the fake widgets + * WP(w, def_d).data_2 stores state of the ALL on/off/summary button */ + switch (e->event) { + case WE_CREATE: { + uint32 val = _news_display_opt; + int i; + WP(w, def_d).data_1 = WP(w, def_d).data_2 = 0; + + // Set up the initial disabled buttons in the case of 'off' or 'full' + for (i = 0; i != 10; i++, val >>= 2) SetMessageButtonStates(w, val & 0x3, i); + } break; + + case WE_PAINT: { + uint32 val = _news_display_opt; + int click_state = WP(w, def_d).data_1; + int i, y; + + if (_news_ticker_sound) LowerWindowWidget(w, 25); + DrawWindowWidgets(w); + + /* XXX - Draw the fake widgets-buttons. Can't add these to the widget-desc since + * openttd currently can only handle 32 widgets. So hack it *g* */ + for (i = 0, y = 26; i != 10; i++, y += 12, click_state >>= 1, val >>= 2) { + bool clicked = !!(click_state & 1); + + DrawFrameRect(13, y, 89, 11 + y, 3, (clicked) ? FR_LOWERED : 0); + DrawStringCentered(((13 + 89 + 1) >> 1) + clicked, ((y + 11 + y + 1) >> 1) - 5 + clicked, message_opt[val & 0x3], 0x10); + DrawString(103, y + 1, i + STR_0206_ARRIVAL_OF_FIRST_VEHICLE, 0); + } + + DrawString( 8, y + 9, message_opt[WP(w, def_d).data_2], 0x10); + DrawString(103, y + 9, STR_MESSAGES_ALL, 0); + DrawString(103, y + 9 + 12, STR_MESSAGE_SOUND, 0); + + } break; + + case WE_CLICK: + switch (e->we.click.widget) { + case 2: /* Clicked on any of the fake widgets */ + if (e->we.click.pt.x > 13 && e->we.click.pt.x < 89 && e->we.click.pt.y > 26 && e->we.click.pt.y < 146) { + int element = (e->we.click.pt.y - 26) / 12; + byte val = (GetNewsDisplayValue(element) + 1) % 3; + + SetMessageButtonStates(w, val, element); + SetNewsDisplayValue(element, val); + + WP(w, def_d).data_1 |= (1 << element); + w->flags4 |= 5 << WF_TIMEOUT_SHL; // XXX - setup unclick (fake widget) + SetWindowDirty(w); + } + break; + case 23: case 24: /* Dropdown menu for all settings */ + ShowDropDownMenu(w, message_opt, WP(w, def_d).data_2, 24, 0, 0); + break; + case 25: /* Change ticker sound on/off */ + _news_ticker_sound ^= 1; + ToggleWidgetLoweredState(w, e->we.click.widget); + InvalidateWidget(w, e->we.click.widget); + break; + default: { /* Clicked on the [<] .. [>] widgets */ + int wid = e->we.click.widget; + if (wid > 2 && wid < 23) { + int element = (wid - 3) / 2; + byte val = (GetNewsDisplayValue(element) + ((wid & 1) ? -1 : 1)) % 3; + + SetMessageButtonStates(w, val, element); + SetNewsDisplayValue(element, val); + SetWindowDirty(w); + } + } break; + } break; + + case WE_DROPDOWN_SELECT: {/* Select all settings for newsmessages */ + int i; + + WP(w, def_d).data_2 = e->we.dropdown.index; + + for (i = 0; i != 10; i++) { + SB(_news_display_opt, i*2, 2, e->we.dropdown.index); + SetMessageButtonStates(w, e->we.dropdown.index, i); + } + SetWindowDirty(w); + break; + } + + case WE_TIMEOUT: /* XXX - Hack to animate 'fake' buttons */ + WP(w, def_d).data_1 = 0; + SetWindowDirty(w); + break; + } +} + +static const Widget _message_options_widgets[] = { +{ WWT_CLOSEBOX, RESIZE_NONE, 13, 0, 10, 0, 13, STR_00C5, STR_018B_CLOSE_WINDOW}, +{ WWT_CAPTION, RESIZE_NONE, 13, 11, 409, 0, 13, STR_0204_MESSAGE_OPTIONS, STR_018C_WINDOW_TITLE_DRAG_THIS}, +{ WWT_PANEL, RESIZE_NONE, 13, 0, 409, 14, 184, 0x0, STR_NULL}, + +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 4, 12, 26, 37, SPR_ARROW_LEFT, STR_HSCROLL_BAR_SCROLLS_LIST}, +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 90, 98, 26, 37, SPR_ARROW_RIGHT, STR_HSCROLL_BAR_SCROLLS_LIST}, + +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 4, 12, 38, 49, SPR_ARROW_LEFT, STR_HSCROLL_BAR_SCROLLS_LIST}, +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 90, 98, 38, 49, SPR_ARROW_RIGHT, STR_HSCROLL_BAR_SCROLLS_LIST}, + +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 4, 12, 50, 61, SPR_ARROW_LEFT, STR_HSCROLL_BAR_SCROLLS_LIST}, +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 90, 98, 50, 61, SPR_ARROW_RIGHT, STR_HSCROLL_BAR_SCROLLS_LIST}, + +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 4, 12, 62, 73, SPR_ARROW_LEFT, STR_HSCROLL_BAR_SCROLLS_LIST}, +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 90, 98, 62, 73, SPR_ARROW_RIGHT, STR_HSCROLL_BAR_SCROLLS_LIST}, + +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 4, 12, 74, 85, SPR_ARROW_LEFT, STR_HSCROLL_BAR_SCROLLS_LIST}, +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 90, 98, 74, 85, SPR_ARROW_RIGHT, STR_HSCROLL_BAR_SCROLLS_LIST}, + +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 4, 12, 86, 97, SPR_ARROW_LEFT, STR_HSCROLL_BAR_SCROLLS_LIST}, +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 90, 98, 86, 97, SPR_ARROW_RIGHT, STR_HSCROLL_BAR_SCROLLS_LIST}, + +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 4, 12, 98, 109, SPR_ARROW_LEFT, STR_HSCROLL_BAR_SCROLLS_LIST}, +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 90, 98, 98, 109, SPR_ARROW_RIGHT, STR_HSCROLL_BAR_SCROLLS_LIST}, + +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 4, 12, 110, 121, SPR_ARROW_LEFT, STR_HSCROLL_BAR_SCROLLS_LIST}, +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 90, 98, 110, 121, SPR_ARROW_RIGHT, STR_HSCROLL_BAR_SCROLLS_LIST}, + +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 4, 12, 122, 133, SPR_ARROW_LEFT, STR_HSCROLL_BAR_SCROLLS_LIST}, +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 90, 98, 122, 133, SPR_ARROW_RIGHT, STR_HSCROLL_BAR_SCROLLS_LIST}, + +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 4, 12, 134, 145, SPR_ARROW_LEFT, STR_HSCROLL_BAR_SCROLLS_LIST}, +{ WWT_PUSHIMGBTN, RESIZE_NONE, 3, 90, 98, 134, 145, SPR_ARROW_RIGHT, STR_HSCROLL_BAR_SCROLLS_LIST}, + +{ WWT_PANEL, RESIZE_NONE, 3, 4, 86, 154, 165, 0x0, STR_NULL}, +{ WWT_TEXTBTN, RESIZE_NONE, 3, 87, 98, 154, 165, STR_0225, STR_NULL}, +{ WWT_TEXTBTN_2, RESIZE_NONE, 3, 4, 98, 166, 177, STR_02DB_OFF, STR_NULL}, + +{ WWT_LABEL, RESIZE_NONE, 13, 0, 409, 13, 26, STR_0205_MESSAGE_TYPES, STR_NULL}, +{ WIDGETS_END}, +}; + +static const WindowDesc _message_options_desc = { + 270, 22, 410, 185, + WC_GAME_OPTIONS, 0, + WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS, + _message_options_widgets, + MessageOptionsWndProc +}; + +void ShowMessageOptions(void) +{ + DeleteWindowById(WC_GAME_OPTIONS, 0); + AllocateWindowDesc(&_message_options_desc); +} + + +void DeleteVehicleNews(VehicleID vid, StringID news) +{ + NewsID n; + + for (n = _oldest_news; _latest_news != INVALID_NEWS; n = increaseIndex(n)) { + const NewsItem *ni = &_news_items[n]; + + if (ni->flags & NF_VEHICLE && + ni->data_a == vid && + (news == INVALID_STRING_ID || ni->string_id == news)) { + Window *w; + + if (_forced_news == n || _current_news == n) MoveToNextItem(); + _total_news--; + + // If this is the last news item, invalidate _latest_news + if (_latest_news == _oldest_news) { + assert(_total_news == 0); + _latest_news = INVALID_NEWS; + } + + /* Since we only imitate a FIFO removing an arbitrary element does need + * some magic. Remove the item by shifting head towards the tail. eg + * oldest remove last + * | | | + * [------O--------n-----L--] + * will become (change dramatized to make clear) + * [---------O-----------L--] + * Also update the current news item in case it was pointing to the + * oldest, now shifted item */ + if (_total_news != 0) { + NewsID i; + for (i = n; i != _oldest_news; i = decreaseIndex(i)) { + _news_items[i] = _news_items[decreaseIndex(i)]; + } + + if (_current_news == _oldest_news) _current_news = increaseIndex(_current_news); + _oldest_news = increaseIndex(_oldest_news); + } + + w = FindWindowById(WC_MESSAGE_HISTORY, 0); + if (w != NULL) { + SetWindowDirty(w); + w->vscroll.count = _total_news; + } + } + + if (n == _latest_news) break; + } +} |