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00012 #include "stdafx.h"
00013 #include "company_func.h"
00014 #include "window_gui.h"
00015 #include "viewport_func.h"
00016 #include "zoom_func.h"
00017 #include "strings_func.h"
00018 #include "transparency.h"
00019 #include "core/geometry_func.hpp"
00020 #include "settings_type.h"
00021
00022 #include "table/sprites.h"
00023 #include "table/strings.h"
00024 #include "table/palettes.h"
00025
00026 static const char *UPARROW = "\xEE\x8A\xA0";
00027 static const char *DOWNARROW = "\xEE\x8A\xAA";
00028
00038 static Point HandleScrollbarHittest(const Scrollbar *sb, int top, int bottom, bool horizontal)
00039 {
00040
00041 int rev_base = top + bottom;
00042 int button_size;
00043 if (horizontal) {
00044 button_size = NWidgetScrollbar::GetHorizontalDimension().width;
00045 } else {
00046 button_size = NWidgetScrollbar::GetVerticalDimension().height;
00047 }
00048 top += button_size;
00049 bottom -= button_size;
00050
00051 int height = (bottom - top);
00052 int pos = sb->GetPosition();
00053 int count = sb->GetCount();
00054 int cap = sb->GetCapacity();
00055
00056 if (count != 0) top += height * pos / count;
00057
00058 if (cap > count) cap = count;
00059 if (count != 0) bottom -= (count - pos - cap) * height / count;
00060
00061 Point pt;
00062 if (horizontal && _current_text_dir == TD_RTL) {
00063 pt.x = rev_base - bottom;
00064 pt.y = rev_base - top;
00065 } else {
00066 pt.x = top;
00067 pt.y = bottom;
00068 }
00069 return pt;
00070 }
00071
00081 static void ScrollbarClickPositioning(Window *w, NWidgetScrollbar *sb, int x, int y, int mi, int ma)
00082 {
00083 int pos;
00084 int button_size;
00085 bool rtl = false;
00086
00087 if (sb->type == NWID_HSCROLLBAR) {
00088 pos = x;
00089 rtl = _current_text_dir == TD_RTL;
00090 button_size = NWidgetScrollbar::GetHorizontalDimension().width;
00091 } else {
00092 pos = y;
00093 button_size = NWidgetScrollbar::GetVerticalDimension().height;
00094 }
00095 if (pos < mi + button_size) {
00096
00097 SetBit(sb->disp_flags, NDB_SCROLLBAR_UP);
00098 if (_scroller_click_timeout <= 1) {
00099 _scroller_click_timeout = 3;
00100 sb->UpdatePosition(rtl ? 1 : -1);
00101 }
00102 w->scrolling_scrollbar = sb->index;
00103 } else if (pos >= ma - button_size) {
00104
00105 SetBit(sb->disp_flags, NDB_SCROLLBAR_DOWN);
00106
00107 if (_scroller_click_timeout <= 1) {
00108 _scroller_click_timeout = 3;
00109 sb->UpdatePosition(rtl ? -1 : 1);
00110 }
00111 w->scrolling_scrollbar = sb->index;
00112 } else {
00113 Point pt = HandleScrollbarHittest(sb, mi, ma, sb->type == NWID_HSCROLLBAR);
00114
00115 if (pos < pt.x) {
00116 sb->UpdatePosition(rtl ? 1 : -1, Scrollbar::SS_BIG);
00117 } else if (pos > pt.y) {
00118 sb->UpdatePosition(rtl ? -1 : 1, Scrollbar::SS_BIG);
00119 } else {
00120 _scrollbar_start_pos = pt.x - mi - button_size;
00121 _scrollbar_size = ma - mi - button_size * 2;
00122 w->scrolling_scrollbar = sb->index;
00123 _cursorpos_drag_start = _cursor.pos;
00124 }
00125 }
00126
00127 w->SetDirty();
00128 }
00129
00138 void ScrollbarClickHandler(Window *w, NWidgetCore *nw, int x, int y)
00139 {
00140 int mi, ma;
00141
00142 if (nw->type == NWID_HSCROLLBAR) {
00143 mi = nw->pos_x;
00144 ma = nw->pos_x + nw->current_x;
00145 } else {
00146 mi = nw->pos_y;
00147 ma = nw->pos_y + nw->current_y;
00148 }
00149 ScrollbarClickPositioning(w, dynamic_cast<NWidgetScrollbar*>(nw), x, y, mi, ma);
00150 }
00151
00160 int GetWidgetFromPos(const Window *w, int x, int y)
00161 {
00162 NWidgetCore *nw = w->nested_root->GetWidgetFromPos(x, y);
00163 return (nw != NULL) ? nw->index : -1;
00164 }
00165
00175 void DrawFrameRect(int left, int top, int right, int bottom, Colours colour, FrameFlags flags)
00176 {
00177 uint dark = _colour_gradient[colour][3];
00178 uint medium_dark = _colour_gradient[colour][5];
00179 uint medium_light = _colour_gradient[colour][6];
00180 uint light = _colour_gradient[colour][7];
00181
00182 if (flags & FR_TRANSPARENT) {
00183 GfxFillRect(left, top, right, bottom, PALETTE_TO_TRANSPARENT, FILLRECT_RECOLOUR);
00184 } else {
00185 uint interior;
00186
00187 if (flags & FR_LOWERED) {
00188 GfxFillRect(left, top, left, bottom, dark);
00189 GfxFillRect(left + WD_BEVEL_LEFT, top, right, top, dark);
00190 GfxFillRect(right, top + WD_BEVEL_TOP, right, bottom - WD_BEVEL_BOTTOM, light);
00191 GfxFillRect(left + WD_BEVEL_LEFT, bottom, right, bottom, light);
00192 interior = (flags & FR_DARKENED ? medium_dark : medium_light);
00193 } else {
00194 GfxFillRect(left, top, left, bottom - WD_BEVEL_BOTTOM, light);
00195 GfxFillRect(left + WD_BEVEL_LEFT, top, right - WD_BEVEL_RIGHT, top, light);
00196 GfxFillRect(right, top, right, bottom - WD_BEVEL_BOTTOM, dark);
00197 GfxFillRect(left, bottom, right, bottom, dark);
00198 interior = medium_dark;
00199 }
00200 if (!(flags & FR_BORDERONLY)) {
00201 GfxFillRect(left + WD_BEVEL_LEFT, top + WD_BEVEL_TOP, right - WD_BEVEL_RIGHT, bottom - WD_BEVEL_BOTTOM, interior);
00202 }
00203 }
00204 }
00205
00214 static inline void DrawImageButtons(const Rect &r, WidgetType type, Colours colour, bool clicked, SpriteID img)
00215 {
00216 assert(img != 0);
00217 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, (clicked) ? FR_LOWERED : FR_NONE);
00218
00219 if ((type & WWT_MASK) == WWT_IMGBTN_2 && clicked) img++;
00220 DrawSprite(img, PAL_NONE, r.left + WD_IMGBTN_LEFT + clicked, r.top + WD_IMGBTN_TOP + clicked);
00221 }
00222
00230 static inline void DrawLabel(const Rect &r, WidgetType type, bool clicked, StringID str)
00231 {
00232 if (str == STR_NULL) return;
00233 if ((type & WWT_MASK) == WWT_TEXTBTN_2 && clicked) str++;
00234 Dimension d = GetStringBoundingBox(str);
00235 int offset = max(0, ((int)(r.bottom - r.top + 1) - (int)d.height) / 2);
00236 DrawString(r.left + clicked, r.right + clicked, r.top + offset + clicked, str, TC_FROMSTRING, SA_HOR_CENTER);
00237 }
00238
00245 static inline void DrawText(const Rect &r, TextColour colour, StringID str)
00246 {
00247 Dimension d = GetStringBoundingBox(str);
00248 int offset = max(0, ((int)(r.bottom - r.top + 1) - (int)d.height) / 2);
00249 if (str != STR_NULL) DrawString(r.left, r.right, r.top + offset, str, colour);
00250 }
00251
00258 static inline void DrawInset(const Rect &r, Colours colour, StringID str)
00259 {
00260 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, FR_LOWERED | FR_DARKENED);
00261 if (str != STR_NULL) DrawString(r.left + WD_INSET_LEFT, r.right - WD_INSET_RIGHT, r.top + WD_INSET_TOP, str);
00262 }
00263
00271 static inline void DrawMatrix(const Rect &r, Colours colour, bool clicked, uint16 data)
00272 {
00273 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, (clicked) ? FR_LOWERED : FR_NONE);
00274
00275 int num_columns = GB(data, MAT_COL_START, MAT_COL_BITS);
00276 int column_width = (r.right - r.left + 1) / num_columns;
00277
00278 int num_rows = GB(data, MAT_ROW_START, MAT_ROW_BITS);
00279 int row_height = (r.bottom - r.top + 1) / num_rows;
00280
00281 int col = _colour_gradient[colour & 0xF][6];
00282
00283 int x = r.left;
00284 for (int ctr = num_columns; ctr > 1; ctr--) {
00285 x += column_width;
00286 GfxFillRect(x, r.top + 1, x, r.bottom - 1, col);
00287 }
00288
00289 x = r.top;
00290 for (int ctr = num_rows; ctr > 1; ctr--) {
00291 x += row_height;
00292 GfxFillRect(r.left + 1, x, r.right - 1, x, col);
00293 }
00294
00295 col = _colour_gradient[colour & 0xF][4];
00296
00297 x = r.left - 1;
00298 for (int ctr = num_columns; ctr > 1; ctr--) {
00299 x += column_width;
00300 GfxFillRect(x, r.top + 1, x, r.bottom - 1, col);
00301 }
00302
00303 x = r.top - 1;
00304 for (int ctr = num_rows; ctr > 1; ctr--) {
00305 x += row_height;
00306 GfxFillRect(r.left + 1, x, r.right - 1, x, col);
00307 }
00308 }
00309
00319 static inline void DrawVerticalScrollbar(const Rect &r, Colours colour, bool up_clicked, bool bar_dragged, bool down_clicked, const Scrollbar *scrollbar)
00320 {
00321 int centre = (r.right - r.left) / 2;
00322 int height = NWidgetScrollbar::GetVerticalDimension().height;
00323
00324
00325 DrawFrameRect(r.left, r.top, r.right, r.top + height - 1, colour, (up_clicked) ? FR_LOWERED : FR_NONE);
00326 DrawString(r.left + up_clicked, r.right + up_clicked, r.top + up_clicked, UPARROW, TC_BLACK, SA_HOR_CENTER);
00327
00328 DrawFrameRect(r.left, r.bottom - (height - 1), r.right, r.bottom, colour, (down_clicked) ? FR_LOWERED : FR_NONE);
00329 DrawString(r.left + down_clicked, r.right + down_clicked, r.bottom - (height - 1) + down_clicked, DOWNARROW, TC_BLACK, SA_HOR_CENTER);
00330
00331 int c1 = _colour_gradient[colour & 0xF][3];
00332 int c2 = _colour_gradient[colour & 0xF][7];
00333
00334
00335 GfxFillRect(r.left, r.top + height, r.right, r.bottom - height, c2);
00336 GfxFillRect(r.left, r.top + height, r.right, r.bottom - height, c1, FILLRECT_CHECKER);
00337
00338
00339 GfxFillRect(r.left + centre - 3, r.top + height, r.left + centre - 3, r.bottom - height, c1);
00340 GfxFillRect(r.left + centre - 2, r.top + height, r.left + centre - 2, r.bottom - height, c2);
00341 GfxFillRect(r.left + centre + 2, r.top + height, r.left + centre + 2, r.bottom - height, c1);
00342 GfxFillRect(r.left + centre + 3, r.top + height, r.left + centre + 3, r.bottom - height, c2);
00343
00344 Point pt = HandleScrollbarHittest(scrollbar, r.top, r.bottom, false);
00345 DrawFrameRect(r.left, pt.x, r.right, pt.y, colour, bar_dragged ? FR_LOWERED : FR_NONE);
00346 }
00347
00357 static inline void DrawHorizontalScrollbar(const Rect &r, Colours colour, bool left_clicked, bool bar_dragged, bool right_clicked, const Scrollbar *scrollbar)
00358 {
00359 int centre = (r.bottom - r.top) / 2;
00360 int width = NWidgetScrollbar::GetHorizontalDimension().width;
00361
00362 DrawFrameRect(r.left, r.top, r.left + width - 1, r.bottom, colour, left_clicked ? FR_LOWERED : FR_NONE);
00363 DrawSprite(SPR_ARROW_LEFT, PAL_NONE, r.left + 1 + left_clicked, r.top + 1 + left_clicked);
00364
00365 DrawFrameRect(r.right - (width - 1), r.top, r.right, r.bottom, colour, right_clicked ? FR_LOWERED : FR_NONE);
00366 DrawSprite(SPR_ARROW_RIGHT, PAL_NONE, r.right - (width - 2) + right_clicked, r.top + 1 + right_clicked);
00367
00368 int c1 = _colour_gradient[colour & 0xF][3];
00369 int c2 = _colour_gradient[colour & 0xF][7];
00370
00371
00372 GfxFillRect(r.left + width, r.top, r.right - width, r.bottom, c2);
00373 GfxFillRect(r.left + width, r.top, r.right - width, r.bottom, c1, FILLRECT_CHECKER);
00374
00375
00376 GfxFillRect(r.left + width, r.top + centre - 3, r.right - width, r.top + centre - 3, c1);
00377 GfxFillRect(r.left + width, r.top + centre - 2, r.right - width, r.top + centre - 2, c2);
00378 GfxFillRect(r.left + width, r.top + centre + 2, r.right - width, r.top + centre + 2, c1);
00379 GfxFillRect(r.left + width, r.top + centre + 3, r.right - width, r.top + centre + 3, c2);
00380
00381
00382 Point pt = HandleScrollbarHittest(scrollbar, r.left, r.right, true);
00383 DrawFrameRect(pt.x, r.top, pt.y, r.bottom, colour, bar_dragged ? FR_LOWERED : FR_NONE);
00384 }
00385
00392 static inline void DrawFrame(const Rect &r, Colours colour, StringID str)
00393 {
00394 int x2 = r.left;
00395
00396 if (str != STR_NULL) x2 = DrawString(r.left + WD_FRAMETEXT_LEFT, r.right - WD_FRAMETEXT_RIGHT, r.top, str);
00397
00398 int c1 = _colour_gradient[colour][3];
00399 int c2 = _colour_gradient[colour][7];
00400
00401
00402 int dy1 = 4;
00403 if (str != STR_NULL) dy1 = FONT_HEIGHT_NORMAL / 2 - 1;
00404 int dy2 = dy1 + 1;
00405
00406 if (_current_text_dir == TD_LTR) {
00407
00408 GfxFillRect(r.left, r.top + dy1, r.left + 4, r.top + dy1, c1);
00409 GfxFillRect(r.left + 1, r.top + dy2, r.left + 4, r.top + dy2, c2);
00410
00411
00412 GfxFillRect(x2, r.top + dy1, r.right - 1, r.top + dy1, c1);
00413 GfxFillRect(x2, r.top + dy2, r.right - 2, r.top + dy2, c2);
00414 } else {
00415
00416 GfxFillRect(r.left, r.top + dy1, x2 - 2, r.top + dy1, c1);
00417 GfxFillRect(r.left + 1, r.top + dy2, x2 - 2, r.top + dy2, c2);
00418
00419
00420 GfxFillRect(r.right - 5, r.top + dy1, r.right - 1, r.top + dy1, c1);
00421 GfxFillRect(r.right - 5, r.top + dy2, r.right - 2, r.top + dy2, c2);
00422 }
00423
00424
00425 GfxFillRect(r.left, r.top + dy2, r.left, r.bottom - 1, c1);
00426 GfxFillRect(r.left + 1, r.top + dy2 + 1, r.left + 1, r.bottom - 2, c2);
00427
00428
00429 GfxFillRect(r.right - 1, r.top + dy2, r.right - 1, r.bottom - 2, c1);
00430 GfxFillRect(r.right, r.top + dy1, r.right, r.bottom - 1, c2);
00431
00432 GfxFillRect(r.left + 1, r.bottom - 1, r.right - 1, r.bottom - 1, c1);
00433 GfxFillRect(r.left, r.bottom, r.right, r.bottom, c2);
00434 }
00435
00442 static inline void DrawShadeBox(const Rect &r, Colours colour, bool clicked)
00443 {
00444 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, (clicked) ? FR_LOWERED : FR_NONE);
00445 DrawSprite((clicked) ? SPR_WINDOW_SHADE : SPR_WINDOW_UNSHADE, PAL_NONE, r.left + WD_SHADEBOX_LEFT + clicked, r.top + WD_SHADEBOX_TOP + clicked);
00446 }
00447
00454 static inline void DrawStickyBox(const Rect &r, Colours colour, bool clicked)
00455 {
00456 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, (clicked) ? FR_LOWERED : FR_NONE);
00457 DrawSprite((clicked) ? SPR_PIN_UP : SPR_PIN_DOWN, PAL_NONE, r.left + WD_STICKYBOX_LEFT + clicked, r.top + WD_STICKYBOX_TOP + clicked);
00458 }
00459
00466 static inline void DrawDebugBox(const Rect &r, Colours colour, bool clicked)
00467 {
00468 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, (clicked) ? FR_LOWERED : FR_NONE);
00469 DrawSprite(SPR_WINDOW_DEBUG, PAL_NONE, r.left + WD_DEBUGBOX_LEFT + clicked, r.top + WD_DEBUGBOX_TOP + clicked);
00470 }
00471
00479 static inline void DrawResizeBox(const Rect &r, Colours colour, bool at_left, bool clicked)
00480 {
00481 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, (clicked) ? FR_LOWERED : FR_NONE);
00482 if (at_left) {
00483 DrawSprite(SPR_WINDOW_RESIZE_LEFT, PAL_NONE, r.left + WD_RESIZEBOX_RIGHT + clicked,
00484 r.bottom - WD_RESIZEBOX_BOTTOM - GetSpriteSize(SPR_WINDOW_RESIZE_LEFT).height + clicked);
00485 } else {
00486 DrawSprite(SPR_WINDOW_RESIZE_RIGHT, PAL_NONE, r.left + WD_RESIZEBOX_LEFT + clicked,
00487 r.bottom - WD_RESIZEBOX_BOTTOM - GetSpriteSize(SPR_WINDOW_RESIZE_RIGHT).height + clicked);
00488 }
00489 }
00490
00497 static inline void DrawCloseBox(const Rect &r, Colours colour, StringID str)
00498 {
00499 assert(str == STR_BLACK_CROSS || str == STR_SILVER_CROSS);
00500 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, FR_NONE);
00501 DrawString(r.left + WD_CLOSEBOX_LEFT, r.right - WD_CLOSEBOX_RIGHT, r.top + WD_CLOSEBOX_TOP, str, TC_FROMSTRING, SA_HOR_CENTER);
00502 }
00503
00511 void DrawCaption(const Rect &r, Colours colour, Owner owner, StringID str)
00512 {
00513 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, FR_BORDERONLY);
00514 DrawFrameRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, colour, (owner == INVALID_OWNER) ? FR_LOWERED | FR_DARKENED : FR_LOWERED | FR_DARKENED | FR_BORDERONLY);
00515
00516 if (owner != INVALID_OWNER) {
00517 GfxFillRect(r.left + 2, r.top + 2, r.right - 2, r.bottom - 2, _colour_gradient[_company_colours[owner]][4]);
00518 }
00519
00520 if (str != STR_NULL) {
00521 Dimension d = GetStringBoundingBox(str);
00522 int offset = max(0, ((int)(r.bottom - r.top + 1) - (int)d.height) / 2);
00523 DrawString(r.left + WD_CAPTIONTEXT_LEFT, r.right - WD_CAPTIONTEXT_RIGHT, r.top + offset, str, TC_FROMSTRING, SA_HOR_CENTER);
00524 }
00525 }
00526
00537 static inline void DrawButtonDropdown(const Rect &r, Colours colour, bool clicked_button, bool clicked_dropdown, StringID str)
00538 {
00539 int text_offset = max(0, ((int)(r.bottom - r.top + 1) - FONT_HEIGHT_NORMAL) / 2);
00540
00541 if (_current_text_dir == TD_LTR) {
00542 DrawFrameRect(r.left, r.top, r.right - 12, r.bottom, colour, clicked_button ? FR_LOWERED : FR_NONE);
00543 DrawFrameRect(r.right - 11, r.top, r.right, r.bottom, colour, clicked_dropdown ? FR_LOWERED : FR_NONE);
00544 DrawString(r.right - (clicked_dropdown ? 10 : 11), r.right, r.top + (clicked_dropdown ? 2 : 1), DOWNARROW, TC_BLACK, SA_HOR_CENTER);
00545 if (str != STR_NULL) DrawString(r.left + WD_DROPDOWNTEXT_LEFT + clicked_button, r.right - WD_DROPDOWNTEXT_RIGHT + clicked_button, r.top + text_offset + clicked_button, str, TC_BLACK);
00546 } else {
00547 DrawFrameRect(r.left + 12, r.top, r.right, r.bottom, colour, clicked_button ? FR_LOWERED : FR_NONE);
00548 DrawFrameRect(r.left, r.top, r.left + 11, r.bottom, colour, clicked_dropdown ? FR_LOWERED : FR_NONE);
00549 DrawString(r.left + clicked_dropdown, r.left + 11, r.top + (clicked_dropdown ? 2 : 1), DOWNARROW, TC_BLACK, SA_HOR_CENTER);
00550 if (str != STR_NULL) DrawString(r.left + WD_DROPDOWNTEXT_RIGHT + clicked_button, r.right - WD_DROPDOWNTEXT_LEFT + clicked_button, r.top + text_offset + clicked_button, str, TC_BLACK);
00551 }
00552 }
00553
00561 static inline void DrawDropdown(const Rect &r, Colours colour, bool clicked, StringID str)
00562 {
00563 DrawButtonDropdown(r, colour, false, clicked, str);
00564 }
00565
00569 void Window::DrawWidgets() const
00570 {
00571 this->nested_root->Draw(this);
00572
00573 if (this->flags & WF_WHITE_BORDER) {
00574 DrawFrameRect(0, 0, this->width - 1, this->height - 1, COLOUR_WHITE, FR_BORDERONLY);
00575 }
00576
00577 if (this->flags & WF_HIGHLIGHTED) {
00578 extern bool _window_highlight_colour;
00579 for (uint i = 0; i < this->nested_array_size; i++) {
00580 const NWidgetBase *widget = this->GetWidget<NWidgetBase>(i);
00581 if (widget == NULL || !widget->IsHighlighted()) continue;
00582
00583 int left = widget->pos_x;
00584 int top = widget->pos_y;
00585 int right = left + widget->current_x - 1;
00586 int bottom = top + widget->current_y - 1;
00587
00588 int colour = _string_colourmap[_window_highlight_colour ? widget->GetHighlightColour() : TC_WHITE];
00589
00590 GfxFillRect(left, top, left, bottom - WD_BEVEL_BOTTOM, colour);
00591 GfxFillRect(left + WD_BEVEL_LEFT, top, right - WD_BEVEL_RIGHT, top, colour);
00592 GfxFillRect(right, top, right, bottom - WD_BEVEL_BOTTOM, colour);
00593 GfxFillRect(left, bottom, right, bottom, colour);
00594 }
00595 }
00596 }
00597
00603 void Window::DrawSortButtonState(int widget, SortButtonState state) const
00604 {
00605 if (state == SBS_OFF) return;
00606
00607 assert(this->nested_array != NULL);
00608 const NWidgetBase *nwid = this->GetWidget<NWidgetBase>(widget);
00609
00610 int offset = this->IsWidgetLowered(widget) ? 1 : 0;
00611 int base = offset + nwid->pos_x + (_current_text_dir == TD_LTR ? nwid->current_x - WD_SORTBUTTON_ARROW_WIDTH : 0);
00612 int top = nwid->pos_y;
00613
00614 DrawString(base, base + WD_SORTBUTTON_ARROW_WIDTH, top + 1 + offset, state == SBS_DOWN ? DOWNARROW : UPARROW, TC_BLACK, SA_HOR_CENTER);
00615 }
00616
00617
00675 NWidgetBase::NWidgetBase(WidgetType tp) : ZeroedMemoryAllocator()
00676 {
00677 this->type = tp;
00678 }
00679
00680
00681
00729 void NWidgetBase::SetDirty(const Window *w) const
00730 {
00731 int abs_left = w->left + this->pos_x;
00732 int abs_top = w->top + this->pos_y;
00733 SetDirtyBlocks(abs_left, abs_top, abs_left + this->current_x, abs_top + this->current_y);
00734 }
00735
00749 NWidgetBase *NWidgetBase::GetWidgetOfType(WidgetType tp)
00750 {
00751 return (this->type == tp) ? this : NULL;
00752 }
00753
00760 NWidgetResizeBase::NWidgetResizeBase(WidgetType tp, uint fill_x, uint fill_y) : NWidgetBase(tp)
00761 {
00762 this->fill_x = fill_x;
00763 this->fill_y = fill_y;
00764 }
00765
00771 void NWidgetResizeBase::SetMinimalSize(uint min_x, uint min_y)
00772 {
00773 this->min_x = min_x;
00774 this->min_y = min_y;
00775 }
00776
00783 void NWidgetResizeBase::SetMinimalTextLines(uint8 min_lines, uint8 spacing, FontSize size)
00784 {
00785 this->min_y = min_lines * GetCharacterHeight(size) + spacing;
00786 }
00787
00793 void NWidgetResizeBase::SetFill(uint fill_x, uint fill_y)
00794 {
00795 this->fill_x = fill_x;
00796 this->fill_y = fill_y;
00797 }
00798
00804 void NWidgetResizeBase::SetResize(uint resize_x, uint resize_y)
00805 {
00806 this->resize_x = resize_x;
00807 this->resize_y = resize_y;
00808 }
00809
00810 void NWidgetResizeBase::AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)
00811 {
00812 this->StoreSizePosition(sizing, x, y, given_width, given_height);
00813 }
00814
00824 NWidgetCore::NWidgetCore(WidgetType tp, Colours colour, uint fill_x, uint fill_y, uint16 widget_data, StringID tool_tip) : NWidgetResizeBase(tp, fill_x, fill_y)
00825 {
00826 this->colour = colour;
00827 this->index = -1;
00828 this->widget_data = widget_data;
00829 this->tool_tip = tool_tip;
00830 this->scrollbar_index = -1;
00831 }
00832
00837 void NWidgetCore::SetIndex(int index)
00838 {
00839 assert(index >= 0);
00840 this->index = index;
00841 }
00842
00848 void NWidgetCore::SetDataTip(uint16 widget_data, StringID tool_tip)
00849 {
00850 this->widget_data = widget_data;
00851 this->tool_tip = tool_tip;
00852 }
00853
00854 void NWidgetCore::FillNestedArray(NWidgetBase **array, uint length)
00855 {
00856 if (this->index >= 0 && (uint)(this->index) < length) array[this->index] = this;
00857 }
00858
00859 NWidgetCore *NWidgetCore::GetWidgetFromPos(int x, int y)
00860 {
00861 return (IsInsideBS(x, this->pos_x, this->current_x) && IsInsideBS(y, this->pos_y, this->current_y)) ? this : NULL;
00862 }
00863
00868 NWidgetContainer::NWidgetContainer(WidgetType tp) : NWidgetBase(tp)
00869 {
00870 this->head = NULL;
00871 this->tail = NULL;
00872 }
00873
00874 NWidgetContainer::~NWidgetContainer()
00875 {
00876 while (this->head != NULL) {
00877 NWidgetBase *wid = this->head->next;
00878 delete this->head;
00879 this->head = wid;
00880 }
00881 this->tail = NULL;
00882 }
00883
00884 NWidgetBase *NWidgetContainer::GetWidgetOfType(WidgetType tp)
00885 {
00886 if (this->type == tp) return this;
00887 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
00888 NWidgetBase *nwid = child_wid->GetWidgetOfType(tp);
00889 if (nwid != NULL) return nwid;
00890 }
00891 return NULL;
00892 }
00893
00898 void NWidgetContainer::Add(NWidgetBase *wid)
00899 {
00900 assert(wid->next == NULL && wid->prev == NULL);
00901
00902 if (this->head == NULL) {
00903 this->head = wid;
00904 this->tail = wid;
00905 } else {
00906 assert(this->tail != NULL);
00907 assert(this->tail->next == NULL);
00908
00909 this->tail->next = wid;
00910 wid->prev = this->tail;
00911 this->tail = wid;
00912 }
00913 }
00914
00915 void NWidgetContainer::FillNestedArray(NWidgetBase **array, uint length)
00916 {
00917 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
00918 child_wid->FillNestedArray(array, length);
00919 }
00920 }
00921
00925 NWidgetStacked::NWidgetStacked() : NWidgetContainer(NWID_SELECTION)
00926 {
00927 this->index = -1;
00928 }
00929
00930 void NWidgetStacked::SetIndex(int index)
00931 {
00932 this->index = index;
00933 }
00934
00935 void NWidgetStacked::SetupSmallestSize(Window *w, bool init_array)
00936 {
00937 if (this->index >= 0 && init_array) {
00938 assert(w->nested_array_size > (uint)this->index);
00939 w->nested_array[this->index] = this;
00940 }
00941
00942
00943 if (this->shown_plane >= SZSP_BEGIN) {
00944 Dimension size = {0, 0};
00945 Dimension padding = {0, 0};
00946 Dimension fill = {(this->shown_plane == SZSP_HORIZONTAL), (this->shown_plane == SZSP_VERTICAL)};
00947 Dimension resize = {(this->shown_plane == SZSP_HORIZONTAL), (this->shown_plane == SZSP_VERTICAL)};
00948
00949 if (this->index >= 0) w->UpdateWidgetSize(this->index, &size, padding, &fill, &resize);
00950
00951 this->smallest_x = size.width;
00952 this->smallest_y = size.height;
00953 this->fill_x = fill.width;
00954 this->fill_y = fill.height;
00955 this->resize_x = resize.width;
00956 this->resize_y = resize.height;
00957 return;
00958 }
00959
00960
00961 this->smallest_x = 0;
00962 this->smallest_y = 0;
00963 this->fill_x = (this->head != NULL) ? 1 : 0;
00964 this->fill_y = (this->head != NULL) ? 1 : 0;
00965 this->resize_x = (this->head != NULL) ? 1 : 0;
00966 this->resize_y = (this->head != NULL) ? 1 : 0;
00967 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
00968 child_wid->SetupSmallestSize(w, init_array);
00969
00970 this->smallest_x = max(this->smallest_x, child_wid->smallest_x + child_wid->padding_left + child_wid->padding_right);
00971 this->smallest_y = max(this->smallest_y, child_wid->smallest_y + child_wid->padding_top + child_wid->padding_bottom);
00972 this->fill_x = LeastCommonMultiple(this->fill_x, child_wid->fill_x);
00973 this->fill_y = LeastCommonMultiple(this->fill_y, child_wid->fill_y);
00974 this->resize_x = LeastCommonMultiple(this->resize_x, child_wid->resize_x);
00975 this->resize_y = LeastCommonMultiple(this->resize_y, child_wid->resize_y);
00976 }
00977 }
00978
00979 void NWidgetStacked::AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)
00980 {
00981 assert(given_width >= this->smallest_x && given_height >= this->smallest_y);
00982 this->StoreSizePosition(sizing, x, y, given_width, given_height);
00983
00984 if (this->shown_plane >= SZSP_BEGIN) return;
00985
00986 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
00987 uint hor_step = (sizing == ST_SMALLEST) ? 1 : child_wid->GetHorizontalStepSize(sizing);
00988 uint child_width = ComputeMaxSize(child_wid->smallest_x, given_width - child_wid->padding_left - child_wid->padding_right, hor_step);
00989 uint child_pos_x = (rtl ? child_wid->padding_right : child_wid->padding_left);
00990
00991 uint vert_step = (sizing == ST_SMALLEST) ? 1 : child_wid->GetVerticalStepSize(sizing);
00992 uint child_height = ComputeMaxSize(child_wid->smallest_y, given_height - child_wid->padding_top - child_wid->padding_bottom, vert_step);
00993 uint child_pos_y = child_wid->padding_top;
00994
00995 child_wid->AssignSizePosition(sizing, x + child_pos_x, y + child_pos_y, child_width, child_height, rtl);
00996 }
00997 }
00998
00999 void NWidgetStacked::FillNestedArray(NWidgetBase **array, uint length)
01000 {
01001 if (this->index >= 0 && (uint)(this->index) < length) array[this->index] = this;
01002 NWidgetContainer::FillNestedArray(array, length);
01003 }
01004
01005 void NWidgetStacked::Draw(const Window *w)
01006 {
01007 if (this->shown_plane >= SZSP_BEGIN) return;
01008
01009 int plane = 0;
01010 for (NWidgetBase *child_wid = this->head; child_wid != NULL; plane++, child_wid = child_wid->next) {
01011 if (plane == this->shown_plane) {
01012 child_wid->Draw(w);
01013 return;
01014 }
01015 }
01016
01017 NOT_REACHED();
01018 }
01019
01020 NWidgetCore *NWidgetStacked::GetWidgetFromPos(int x, int y)
01021 {
01022 if (this->shown_plane >= SZSP_BEGIN) return NULL;
01023
01024 if (!IsInsideBS(x, this->pos_x, this->current_x) || !IsInsideBS(y, this->pos_y, this->current_y)) return NULL;
01025 int plane = 0;
01026 for (NWidgetBase *child_wid = this->head; child_wid != NULL; plane++, child_wid = child_wid->next) {
01027 if (plane == this->shown_plane) {
01028 return child_wid->GetWidgetFromPos(x, y);
01029 }
01030 }
01031 return NULL;
01032 }
01033
01038 void NWidgetStacked::SetDisplayedPlane(int plane)
01039 {
01040 this->shown_plane = plane;
01041 }
01042
01043 NWidgetPIPContainer::NWidgetPIPContainer(WidgetType tp, NWidContainerFlags flags) : NWidgetContainer(tp)
01044 {
01045 this->flags = flags;
01046 }
01047
01057 void NWidgetPIPContainer::SetPIP(uint8 pip_pre, uint8 pip_inter, uint8 pip_post)
01058 {
01059 this->pip_pre = pip_pre;
01060 this->pip_inter = pip_inter;
01061 this->pip_post = pip_post;
01062 }
01063
01064 void NWidgetPIPContainer::Draw(const Window *w)
01065 {
01066 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01067 child_wid->Draw(w);
01068 }
01069 }
01070
01071 NWidgetCore *NWidgetPIPContainer::GetWidgetFromPos(int x, int y)
01072 {
01073 if (!IsInsideBS(x, this->pos_x, this->current_x) || !IsInsideBS(y, this->pos_y, this->current_y)) return NULL;
01074
01075 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01076 NWidgetCore *nwid = child_wid->GetWidgetFromPos(x, y);
01077 if (nwid != NULL) return nwid;
01078 }
01079 return NULL;
01080 }
01081
01083 NWidgetHorizontal::NWidgetHorizontal(NWidContainerFlags flags) : NWidgetPIPContainer(NWID_HORIZONTAL, flags)
01084 {
01085 }
01086
01087 void NWidgetHorizontal::SetupSmallestSize(Window *w, bool init_array)
01088 {
01089 this->smallest_x = 0;
01090 this->smallest_y = 0;
01091 this->fill_x = 0;
01092 this->fill_y = 1;
01093 this->resize_x = 0;
01094 this->resize_y = 1;
01095
01096
01097 uint longest = 0;
01098 uint max_vert_fill = 0;
01099 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01100 child_wid->SetupSmallestSize(w, init_array);
01101 longest = max(longest, child_wid->smallest_x);
01102 max_vert_fill = max(max_vert_fill, child_wid->GetVerticalStepSize(ST_SMALLEST));
01103 this->smallest_y = max(this->smallest_y, child_wid->smallest_y + child_wid->padding_top + child_wid->padding_bottom);
01104 }
01105
01106 uint max_smallest = this->smallest_y + 3 * max_vert_fill;
01107 uint cur_height = this->smallest_y;
01108 for (;;) {
01109 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01110 uint step_size = child_wid->GetVerticalStepSize(ST_SMALLEST);
01111 uint child_height = child_wid->smallest_y + child_wid->padding_top + child_wid->padding_bottom;
01112 if (step_size > 1 && child_height < cur_height) {
01113 uint remainder = (cur_height - child_height) % step_size;
01114 if (remainder > 0) {
01115 cur_height += step_size - remainder;
01116 assert(cur_height < max_smallest);
01117
01118 }
01119 }
01120 }
01121 if (this->smallest_y == cur_height) break;
01122 this->smallest_y = cur_height;
01123 }
01124
01125 if (this->flags & NC_EQUALSIZE) {
01126 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01127 if (child_wid->fill_x == 1) child_wid->smallest_x = longest;
01128 }
01129 }
01130
01131 if (this->head != NULL) this->head->padding_left += this->pip_pre;
01132 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01133 if (child_wid->next != NULL) {
01134 child_wid->padding_right += this->pip_inter;
01135 } else {
01136 child_wid->padding_right += this->pip_post;
01137 }
01138
01139 this->smallest_x += child_wid->smallest_x + child_wid->padding_left + child_wid->padding_right;
01140 if (child_wid->fill_x > 0) {
01141 if (this->fill_x == 0 || this->fill_x > child_wid->fill_x) this->fill_x = child_wid->fill_x;
01142 }
01143 this->fill_y = LeastCommonMultiple(this->fill_y, child_wid->fill_y);
01144
01145 if (child_wid->resize_x > 0) {
01146 if (this->resize_x == 0 || this->resize_x > child_wid->resize_x) this->resize_x = child_wid->resize_x;
01147 }
01148 this->resize_y = LeastCommonMultiple(this->resize_y, child_wid->resize_y);
01149 }
01150
01151 this->pip_pre = this->pip_inter = this->pip_post = 0;
01152 }
01153
01154 void NWidgetHorizontal::AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)
01155 {
01156 assert(given_width >= this->smallest_x && given_height >= this->smallest_y);
01157
01158
01159 uint additional_length = given_width;
01160 if (sizing == ST_SMALLEST && (this->flags & NC_EQUALSIZE)) {
01161
01162 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01163 additional_length -= child_wid->smallest_x + child_wid->padding_right + child_wid->padding_left;
01164 }
01165 } else {
01166 additional_length -= this->smallest_x;
01167 }
01168
01169 this->StoreSizePosition(sizing, x, y, given_width, given_height);
01170
01171
01172
01173
01174
01175
01176
01177
01178
01179
01180
01181
01182
01183 int num_changing_childs = 0;
01184 uint biggest_stepsize = 0;
01185 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01186 uint hor_step = child_wid->GetHorizontalStepSize(sizing);
01187 if (hor_step > 0) {
01188 num_changing_childs++;
01189 biggest_stepsize = max(biggest_stepsize, hor_step);
01190 } else {
01191 child_wid->current_x = child_wid->smallest_x;
01192 }
01193
01194 uint vert_step = (sizing == ST_SMALLEST) ? 1 : child_wid->GetVerticalStepSize(sizing);
01195 child_wid->current_y = ComputeMaxSize(child_wid->smallest_y, given_height - child_wid->padding_top - child_wid->padding_bottom, vert_step);
01196 }
01197
01198
01199 while (biggest_stepsize > 0) {
01200 uint next_biggest_stepsize = 0;
01201 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01202 uint hor_step = child_wid->GetHorizontalStepSize(sizing);
01203 if (hor_step > biggest_stepsize) continue;
01204 if (hor_step == biggest_stepsize) {
01205 uint increment = additional_length / num_changing_childs;
01206 num_changing_childs--;
01207 if (hor_step > 1) increment -= increment % hor_step;
01208 child_wid->current_x = child_wid->smallest_x + increment;
01209 additional_length -= increment;
01210 continue;
01211 }
01212 next_biggest_stepsize = max(next_biggest_stepsize, hor_step);
01213 }
01214 biggest_stepsize = next_biggest_stepsize;
01215 }
01216 assert(num_changing_childs == 0);
01217
01218
01219 uint position = 0;
01220 NWidgetBase *child_wid = rtl ? this->tail : this->head;
01221 while (child_wid != NULL) {
01222 uint child_width = child_wid->current_x;
01223 uint child_x = x + position + (rtl ? child_wid->padding_right : child_wid->padding_left);
01224 uint child_y = y + child_wid->padding_top;
01225
01226 child_wid->AssignSizePosition(sizing, child_x, child_y, child_width, child_wid->current_y, rtl);
01227 position += child_width + child_wid->padding_right + child_wid->padding_left;
01228
01229 child_wid = rtl ? child_wid->prev : child_wid->next;
01230 }
01231 }
01232
01234 NWidgetHorizontalLTR::NWidgetHorizontalLTR(NWidContainerFlags flags) : NWidgetHorizontal(flags)
01235 {
01236 this->type = NWID_HORIZONTAL_LTR;
01237 }
01238
01239 void NWidgetHorizontalLTR::AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)
01240 {
01241 NWidgetHorizontal::AssignSizePosition(sizing, x, y, given_width, given_height, false);
01242 }
01243
01245 NWidgetVertical::NWidgetVertical(NWidContainerFlags flags) : NWidgetPIPContainer(NWID_VERTICAL, flags)
01246 {
01247 }
01248
01249 void NWidgetVertical::SetupSmallestSize(Window *w, bool init_array)
01250 {
01251 this->smallest_x = 0;
01252 this->smallest_y = 0;
01253 this->fill_x = 1;
01254 this->fill_y = 0;
01255 this->resize_x = 1;
01256 this->resize_y = 0;
01257
01258
01259 uint highest = 0;
01260 uint max_hor_fill = 0;
01261 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01262 child_wid->SetupSmallestSize(w, init_array);
01263 highest = max(highest, child_wid->smallest_y);
01264 max_hor_fill = max(max_hor_fill, child_wid->GetHorizontalStepSize(ST_SMALLEST));
01265 this->smallest_x = max(this->smallest_x, child_wid->smallest_x + child_wid->padding_left + child_wid->padding_right);
01266 }
01267
01268 uint max_smallest = this->smallest_x + 3 * max_hor_fill;
01269 uint cur_width = this->smallest_x;
01270 for (;;) {
01271 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01272 uint step_size = child_wid->GetHorizontalStepSize(ST_SMALLEST);
01273 uint child_width = child_wid->smallest_x + child_wid->padding_left + child_wid->padding_right;
01274 if (step_size > 1 && child_width < cur_width) {
01275 uint remainder = (cur_width - child_width) % step_size;
01276 if (remainder > 0) {
01277 cur_width += step_size - remainder;
01278 assert(cur_width < max_smallest);
01279
01280 }
01281 }
01282 }
01283 if (this->smallest_x == cur_width) break;
01284 this->smallest_x = cur_width;
01285 }
01286
01287 if (this->flags & NC_EQUALSIZE) {
01288 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01289 if (child_wid->fill_y == 1) child_wid->smallest_y = highest;
01290 }
01291 }
01292
01293 if (this->head != NULL) this->head->padding_top += this->pip_pre;
01294 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01295 if (child_wid->next != NULL) {
01296 child_wid->padding_bottom += this->pip_inter;
01297 } else {
01298 child_wid->padding_bottom += this->pip_post;
01299 }
01300
01301 this->smallest_y += child_wid->smallest_y + child_wid->padding_top + child_wid->padding_bottom;
01302 if (child_wid->fill_y > 0) {
01303 if (this->fill_y == 0 || this->fill_y > child_wid->fill_y) this->fill_y = child_wid->fill_y;
01304 }
01305 this->fill_x = LeastCommonMultiple(this->fill_x, child_wid->fill_x);
01306
01307 if (child_wid->resize_y > 0) {
01308 if (this->resize_y == 0 || this->resize_y > child_wid->resize_y) this->resize_y = child_wid->resize_y;
01309 }
01310 this->resize_x = LeastCommonMultiple(this->resize_x, child_wid->resize_x);
01311 }
01312
01313 this->pip_pre = this->pip_inter = this->pip_post = 0;
01314 }
01315
01316 void NWidgetVertical::AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)
01317 {
01318 assert(given_width >= this->smallest_x && given_height >= this->smallest_y);
01319
01320
01321 uint additional_length = given_height;
01322 if (sizing == ST_SMALLEST && (this->flags & NC_EQUALSIZE)) {
01323
01324 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01325 additional_length -= child_wid->smallest_y + child_wid->padding_top + child_wid->padding_bottom;
01326 }
01327 } else {
01328 additional_length -= this->smallest_y;
01329 }
01330
01331 this->StoreSizePosition(sizing, x, y, given_width, given_height);
01332
01333
01334
01335
01336
01337
01338 int num_changing_childs = 0;
01339 uint biggest_stepsize = 0;
01340 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01341 uint vert_step = child_wid->GetVerticalStepSize(sizing);
01342 if (vert_step > 0) {
01343 num_changing_childs++;
01344 biggest_stepsize = max(biggest_stepsize, vert_step);
01345 } else {
01346 child_wid->current_y = child_wid->smallest_y;
01347 }
01348
01349 uint hor_step = (sizing == ST_SMALLEST) ? 1 : child_wid->GetHorizontalStepSize(sizing);
01350 child_wid->current_x = ComputeMaxSize(child_wid->smallest_x, given_width - child_wid->padding_left - child_wid->padding_right, hor_step);
01351 }
01352
01353
01354 while (biggest_stepsize > 0) {
01355 uint next_biggest_stepsize = 0;
01356 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01357 uint vert_step = child_wid->GetVerticalStepSize(sizing);
01358 if (vert_step > biggest_stepsize) continue;
01359 if (vert_step == biggest_stepsize) {
01360 uint increment = additional_length / num_changing_childs;
01361 num_changing_childs--;
01362 if (vert_step > 1) increment -= increment % vert_step;
01363 child_wid->current_y = child_wid->smallest_y + increment;
01364 additional_length -= increment;
01365 continue;
01366 }
01367 next_biggest_stepsize = max(next_biggest_stepsize, vert_step);
01368 }
01369 biggest_stepsize = next_biggest_stepsize;
01370 }
01371 assert(num_changing_childs == 0);
01372
01373
01374 uint position = 0;
01375 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01376 uint child_x = x + (rtl ? child_wid->padding_right : child_wid->padding_left);
01377 uint child_height = child_wid->current_y;
01378
01379 child_wid->AssignSizePosition(sizing, child_x, y + position + child_wid->padding_top, child_wid->current_x, child_height, rtl);
01380 position += child_height + child_wid->padding_top + child_wid->padding_bottom;
01381 }
01382 }
01383
01389 NWidgetSpacer::NWidgetSpacer(int length, int height) : NWidgetResizeBase(NWID_SPACER, 0, 0)
01390 {
01391 this->SetMinimalSize(length, height);
01392 this->SetResize(0, 0);
01393 }
01394
01395 void NWidgetSpacer::SetupSmallestSize(Window *w, bool init_array)
01396 {
01397 this->smallest_x = this->min_x;
01398 this->smallest_y = this->min_y;
01399 }
01400
01401 void NWidgetSpacer::FillNestedArray(NWidgetBase **array, uint length)
01402 {
01403 }
01404
01405 void NWidgetSpacer::Draw(const Window *w)
01406 {
01407
01408 }
01409
01410 void NWidgetSpacer::SetDirty(const Window *w) const
01411 {
01412
01413 }
01414
01415 NWidgetCore *NWidgetSpacer::GetWidgetFromPos(int x, int y)
01416 {
01417 return NULL;
01418 }
01419
01420 NWidgetMatrix::NWidgetMatrix() : NWidgetPIPContainer(NWID_MATRIX, NC_EQUALSIZE), index(-1), clicked(-1), count(-1)
01421 {
01422 }
01423
01424 void NWidgetMatrix::SetIndex(int index)
01425 {
01426 this->index = index;
01427 }
01428
01429 void NWidgetMatrix::SetColour(Colours colour)
01430 {
01431 this->colour = colour;
01432 }
01433
01438 void NWidgetMatrix::SetClicked(int clicked)
01439 {
01440 this->clicked = clicked;
01441 if (this->clicked >= 0 && this->sb != NULL && this->widgets_x != 0) {
01442 int vpos = (this->clicked / this->widgets_x) * this->widget_h;
01443
01444
01445 if (this->sb->GetPosition() < vpos) vpos += this->widget_h - this->pip_inter - 1;
01446 this->sb->ScrollTowards(vpos);
01447 }
01448 }
01449
01455 void NWidgetMatrix::SetCount(int count)
01456 {
01457 this->count = count;
01458
01459 if (this->sb == NULL || this->widgets_x == 0) return;
01460
01461
01462
01463
01464
01465
01466 count = CeilDiv(count, this->sb->IsVertical() ? this->widgets_x : this->widgets_y);
01467 count *= (this->sb->IsVertical() ? this->head->smallest_y : this->head->smallest_x) + this->pip_inter;
01468 count += -this->pip_inter + this->pip_pre + this->pip_post;
01469 this->sb->SetCount(count);
01470 this->sb->SetCapacity(this->sb->IsVertical() ? this->current_y : this->current_x);
01471 this->sb->SetStepSize(this->sb->IsVertical() ? this->widget_h : this->widget_w);
01472 }
01473
01478 void NWidgetMatrix::SetScrollbar(Scrollbar *sb)
01479 {
01480 this->sb = sb;
01481 }
01482
01483 void NWidgetMatrix::SetupSmallestSize(Window *w, bool init_array)
01484 {
01485 assert(this->head != NULL);
01486 assert(this->head->next == NULL);
01487
01488 if (this->index >= 0 && init_array) {
01489 assert(w->nested_array_size > (uint)this->index);
01490 w->nested_array[this->index] = this;
01491 }
01492
01493
01494 SB(dynamic_cast<NWidgetCore *>(this->head)->index, 16, 16, 0);
01495 this->head->SetupSmallestSize(w, init_array);
01496
01497 Dimension padding = {this->pip_pre + this->pip_post, this->pip_pre + this->pip_post};
01498 Dimension size = {this->head->smallest_x + padding.width, this->head->smallest_y + padding.height};
01499 Dimension fill = {0, 0};
01500 Dimension resize = {this->pip_inter + this->head->smallest_x, this->pip_inter + this->head->smallest_y};
01501
01502 if (this->index >= 0) w->UpdateWidgetSize(this->index, &size, padding, &fill, &resize);
01503
01504 this->smallest_x = size.width;
01505 this->smallest_y = size.height;
01506 this->fill_x = fill.width;
01507 this->fill_y = fill.height;
01508 this->resize_x = resize.width;
01509 this->resize_y = resize.height;
01510 }
01511
01512 void NWidgetMatrix::AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)
01513 {
01514 assert(given_width >= this->smallest_x && given_height >= this->smallest_y);
01515
01516 this->pos_x = x;
01517 this->pos_y = y;
01518 this->current_x = given_width;
01519 this->current_y = given_height;
01520
01521
01522 this->widget_w = this->head->smallest_x + this->pip_inter;
01523 this->widget_h = this->head->smallest_y + this->pip_inter;
01524
01525
01526
01527 this->widgets_x = CeilDiv(this->current_x - this->pip_pre - this->pip_post + this->pip_inter, this->widget_w);
01528 this->widgets_y = CeilDiv(this->current_y - this->pip_pre - this->pip_post + this->pip_inter, this->widget_h);
01529
01530
01531
01532
01533 this->SetCount(this->count);
01534 }
01535
01536 void NWidgetMatrix::FillNestedArray(NWidgetBase **array, uint length)
01537 {
01538 if (this->index >= 0 && (uint)(this->index) < length) array[this->index] = this;
01539 NWidgetContainer::FillNestedArray(array, length);
01540 }
01541
01542 NWidgetCore *NWidgetMatrix::GetWidgetFromPos(int x, int y)
01543 {
01544
01545 if (!IsInsideBS(x, this->pos_x, this->current_x) || !IsInsideBS(y, this->pos_y, this->current_y)) return NULL;
01546
01547 int start_x, start_y, base_offs_x, base_offs_y;
01548 this->GetScrollOffsets(start_x, start_y, base_offs_x, base_offs_y);
01549
01550
01551 bool rtl = _current_text_dir == TD_RTL;
01552 if (rtl) base_offs_x -= (this->widgets_x - 1) * this->widget_w;
01553
01554 int widget_col = (x - base_offs_x - (int)this->pip_pre - (int)this->pos_x) / this->widget_w;
01555 int widget_row = (y - base_offs_y - (int)this->pip_pre - (int)this->pos_y) / this->widget_h;
01556
01557 if (widget_row * this->widgets_x + widget_col >= this->count) return NULL;
01558
01559 NWidgetCore *child = dynamic_cast<NWidgetCore *>(this->head);
01560 child->AssignSizePosition(ST_RESIZE,
01561 this->pos_x + this->pip_pre + widget_col * this->widget_w + base_offs_x,
01562 this->pos_y + this->pip_pre + widget_row * this->widget_h + base_offs_y,
01563 child->smallest_x, child->smallest_y, rtl);
01564
01565
01566 if (rtl) widget_col = this->widgets_x - widget_col - 1;
01567 SB(child->index, 16, 16, (widget_row + start_y) * this->widgets_x + widget_col + start_x);
01568
01569 return child->GetWidgetFromPos(x, y);
01570 }
01571
01572 void NWidgetMatrix::Draw(const Window *w)
01573 {
01574
01575 GfxFillRect(this->pos_x, this->pos_y, this->pos_x + this->current_x - 1, this->pos_y + this->current_y - 1, _colour_gradient[this->colour & 0xF][5]);
01576
01577
01578 DrawPixelInfo tmp_dpi;
01579 if (!FillDrawPixelInfo(&tmp_dpi, this->pos_x + this->pip_pre, this->pos_y + this->pip_pre, this->current_x - this->pip_pre - this->pip_post, this->current_y - this->pip_pre - this->pip_post)) return;
01580 DrawPixelInfo *old_dpi = _cur_dpi;
01581 _cur_dpi = &tmp_dpi;
01582
01583
01584 NWidgetCore *child = dynamic_cast<NWidgetCore *>(this->head);
01585 bool rtl = _current_text_dir == TD_RTL;
01586 int start_x, start_y, base_offs_x, base_offs_y;
01587 this->GetScrollOffsets(start_x, start_y, base_offs_x, base_offs_y);
01588
01589 int offs_y = base_offs_y;
01590 for (int y = start_y; y < start_y + this->widgets_y + 1; y++, offs_y += this->widget_h) {
01591
01592 if (offs_y + child->smallest_y <= 0) continue;
01593 if (offs_y >= (int)this->current_y) break;
01594
01595
01596 if (y * this->widgets_x >= this->count) break;
01597
01598 int offs_x = base_offs_x;
01599 for (int x = start_x; x < start_x + this->widgets_x + 1; x++, offs_x += rtl ? -this->widget_w : this->widget_w) {
01600
01601 if (offs_x + child->smallest_x <= 0) continue;
01602 if (offs_x >= (int)this->current_x) continue;
01603
01604
01605 int sub_wid = y * this->widgets_x + x;
01606 if (sub_wid >= this->count) break;
01607
01608 child->AssignSizePosition(ST_RESIZE, offs_x, offs_y, child->smallest_x, child->smallest_y, rtl);
01609 child->SetLowered(this->clicked == sub_wid);
01610 SB(child->index, 16, 16, sub_wid);
01611 child->Draw(w);
01612 }
01613 }
01614
01615
01616 _cur_dpi = old_dpi;
01617 }
01618
01626 void NWidgetMatrix::GetScrollOffsets(int &start_x, int &start_y, int &base_offs_x, int &base_offs_y)
01627 {
01628 base_offs_x = 0;
01629 base_offs_y = 0;
01630 start_x = 0;
01631 start_y = 0;
01632 if (this->sb != NULL) {
01633 if (this->sb->IsVertical()) {
01634 start_y = this->sb->GetPosition() / this->widget_h;
01635 base_offs_y = -this->sb->GetPosition() + start_y * this->widget_h;
01636 if (_current_text_dir == TD_RTL) base_offs_x = this->pip_pre + this->widget_w * (this->widgets_x - 1) - this->pip_inter;
01637 } else {
01638 start_x = this->sb->GetPosition() / this->widget_w;
01639 if (_current_text_dir == TD_RTL) {
01640 base_offs_x = this->sb->GetCapacity() + this->sb->GetPosition() - (start_x + 1) * this->widget_w + this->pip_inter - this->pip_post - this->pip_pre;
01641 } else {
01642 base_offs_x = -this->sb->GetPosition() + start_x * this->widget_w;
01643 }
01644 }
01645 }
01646 }
01647
01657 NWidgetBackground::NWidgetBackground(WidgetType tp, Colours colour, int index, NWidgetPIPContainer *child) : NWidgetCore(tp, colour, 1, 1, 0x0, STR_NULL)
01658 {
01659 assert(tp == WWT_PANEL || tp == WWT_INSET || tp == WWT_FRAME);
01660 if (index >= 0) this->SetIndex(index);
01661 this->child = child;
01662 }
01663
01664 NWidgetBackground::~NWidgetBackground()
01665 {
01666 if (this->child != NULL) delete this->child;
01667 }
01668
01676 void NWidgetBackground::Add(NWidgetBase *nwid)
01677 {
01678 if (this->child == NULL) {
01679 this->child = new NWidgetVertical();
01680 }
01681 this->child->Add(nwid);
01682 }
01683
01694 void NWidgetBackground::SetPIP(uint8 pip_pre, uint8 pip_inter, uint8 pip_post)
01695 {
01696 if (this->child == NULL) {
01697 this->child = new NWidgetVertical();
01698 }
01699 this->child->SetPIP(pip_pre, pip_inter, pip_post);
01700 }
01701
01702 void NWidgetBackground::SetupSmallestSize(Window *w, bool init_array)
01703 {
01704 if (init_array && this->index >= 0) {
01705 assert(w->nested_array_size > (uint)this->index);
01706 w->nested_array[this->index] = this;
01707 }
01708 if (this->child != NULL) {
01709 this->child->SetupSmallestSize(w, init_array);
01710
01711 this->smallest_x = this->child->smallest_x;
01712 this->smallest_y = this->child->smallest_y;
01713 this->fill_x = this->child->fill_x;
01714 this->fill_y = this->child->fill_y;
01715 this->resize_x = this->child->resize_x;
01716 this->resize_y = this->child->resize_y;
01717
01718
01719 if (w != NULL && this->type == WWT_FRAME) {
01720 this->child->padding_left = WD_FRAMETEXT_LEFT;
01721 this->child->padding_right = WD_FRAMETEXT_RIGHT;
01722 this->child->padding_top = max((int)WD_FRAMETEXT_TOP, this->widget_data != STR_NULL ? FONT_HEIGHT_NORMAL + WD_FRAMETEXT_TOP / 2 : 0);
01723 this->child->padding_bottom = WD_FRAMETEXT_BOTTOM;
01724
01725 this->smallest_x += this->child->padding_left + this->child->padding_right;
01726 this->smallest_y += this->child->padding_top + this->child->padding_bottom;
01727
01728 if (this->index >= 0) w->SetStringParameters(this->index);
01729 this->smallest_x = max(this->smallest_x, GetStringBoundingBox(this->widget_data).width + WD_FRAMETEXT_LEFT + WD_FRAMETEXT_RIGHT);
01730 }
01731 } else {
01732 Dimension d = {this->min_x, this->min_y};
01733 Dimension fill = {this->fill_x, this->fill_y};
01734 Dimension resize = {this->resize_x, this->resize_y};
01735 if (w != NULL) {
01736 if (this->type == WWT_FRAME || this->type == WWT_INSET) {
01737 if (this->index >= 0) w->SetStringParameters(this->index);
01738 Dimension background = GetStringBoundingBox(this->widget_data);
01739 background.width += (this->type == WWT_FRAME) ? (WD_FRAMETEXT_LEFT + WD_FRAMERECT_RIGHT) : (WD_INSET_LEFT + WD_INSET_RIGHT);
01740 d = maxdim(d, background);
01741 }
01742 if (this->index >= 0) {
01743 static const Dimension padding = {0, 0};
01744 w->UpdateWidgetSize(this->index, &d, padding, &fill, &resize);
01745 }
01746 }
01747 this->smallest_x = d.width;
01748 this->smallest_y = d.height;
01749 this->fill_x = fill.width;
01750 this->fill_y = fill.height;
01751 this->resize_x = resize.width;
01752 this->resize_y = resize.height;
01753 }
01754 }
01755
01756 void NWidgetBackground::AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)
01757 {
01758 this->StoreSizePosition(sizing, x, y, given_width, given_height);
01759
01760 if (this->child != NULL) {
01761 uint x_offset = (rtl ? this->child->padding_right : this->child->padding_left);
01762 uint width = given_width - this->child->padding_right - this->child->padding_left;
01763 uint height = given_height - this->child->padding_top - this->child->padding_bottom;
01764 this->child->AssignSizePosition(sizing, x + x_offset, y + this->child->padding_top, width, height, rtl);
01765 }
01766 }
01767
01768 void NWidgetBackground::FillNestedArray(NWidgetBase **array, uint length)
01769 {
01770 if (this->index >= 0 && (uint)(this->index) < length) array[this->index] = this;
01771 if (this->child != NULL) this->child->FillNestedArray(array, length);
01772 }
01773
01774 void NWidgetBackground::Draw(const Window *w)
01775 {
01776 if (this->current_x == 0 || this->current_y == 0) return;
01777
01778 Rect r;
01779 r.left = this->pos_x;
01780 r.right = this->pos_x + this->current_x - 1;
01781 r.top = this->pos_y;
01782 r.bottom = this->pos_y + this->current_y - 1;
01783
01784 const DrawPixelInfo *dpi = _cur_dpi;
01785 if (dpi->left > r.right || dpi->left + dpi->width <= r.left || dpi->top > r.bottom || dpi->top + dpi->height <= r.top) return;
01786
01787 switch (this->type) {
01788 case WWT_PANEL:
01789 assert(this->widget_data == 0);
01790 DrawFrameRect(r.left, r.top, r.right, r.bottom, this->colour, this->IsLowered() ? FR_LOWERED : FR_NONE);
01791 break;
01792
01793 case WWT_FRAME:
01794 if (this->index >= 0) w->SetStringParameters(this->index);
01795 DrawFrame(r, this->colour, this->widget_data);
01796 break;
01797
01798 case WWT_INSET:
01799 if (this->index >= 0) w->SetStringParameters(this->index);
01800 DrawInset(r, this->colour, this->widget_data);
01801 break;
01802
01803 default:
01804 NOT_REACHED();
01805 }
01806
01807 if (this->index >= 0) w->DrawWidget(r, this->index);
01808 if (this->child != NULL) this->child->Draw(w);
01809
01810 if (this->IsDisabled()) {
01811 GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, _colour_gradient[this->colour & 0xF][2], FILLRECT_CHECKER);
01812 }
01813 }
01814
01815 NWidgetCore *NWidgetBackground::GetWidgetFromPos(int x, int y)
01816 {
01817 NWidgetCore *nwid = NULL;
01818 if (IsInsideBS(x, this->pos_x, this->current_x) && IsInsideBS(y, this->pos_y, this->current_y)) {
01819 if (this->child != NULL) nwid = this->child->GetWidgetFromPos(x, y);
01820 if (nwid == NULL) nwid = this;
01821 }
01822 return nwid;
01823 }
01824
01825 NWidgetBase *NWidgetBackground::GetWidgetOfType(WidgetType tp)
01826 {
01827 NWidgetBase *nwid = NULL;
01828 if (this->child != NULL) nwid = this->child->GetWidgetOfType(tp);
01829 if (nwid == NULL && this->type == tp) nwid = this;
01830 return nwid;
01831 }
01832
01833 NWidgetViewport::NWidgetViewport(int index) : NWidgetCore(NWID_VIEWPORT, INVALID_COLOUR, 1, 1, 0x0, STR_NULL)
01834 {
01835 this->SetIndex(index);
01836 }
01837
01838 void NWidgetViewport::SetupSmallestSize(Window *w, bool init_array)
01839 {
01840 if (init_array && this->index >= 0) {
01841 assert(w->nested_array_size > (uint)this->index);
01842 w->nested_array[this->index] = this;
01843 }
01844 this->smallest_x = this->min_x;
01845 this->smallest_y = this->min_y;
01846 }
01847
01848 void NWidgetViewport::Draw(const Window *w)
01849 {
01850 if (this->disp_flags & ND_NO_TRANSPARENCY) {
01851 TransparencyOptionBits to_backup = _transparency_opt;
01852 _transparency_opt &= (1 << TO_SIGNS) | (1 << TO_LOADING);
01853 w->DrawViewport();
01854 _transparency_opt = to_backup;
01855 } else {
01856 w->DrawViewport();
01857 }
01858
01859
01860 if (this->disp_flags & (ND_SHADE_GREY | ND_SHADE_DIMMED)) {
01861 GfxFillRect(this->pos_x, this->pos_y, this->pos_x + this->current_x - 1, this->pos_y + this->current_y - 1,
01862 (this->disp_flags & ND_SHADE_DIMMED) ? PALETTE_TO_TRANSPARENT : PALETTE_NEWSPAPER, FILLRECT_RECOLOUR);
01863 }
01864 }
01865
01872 void NWidgetViewport::InitializeViewport(Window *w, uint32 follow_flags, ZoomLevel zoom)
01873 {
01874 InitializeWindowViewport(w, this->pos_x, this->pos_y, this->current_x, this->current_y, follow_flags, zoom);
01875 }
01876
01881 void NWidgetViewport::UpdateViewportCoordinates(Window *w)
01882 {
01883 ViewPort *vp = w->viewport;
01884 if (vp != NULL) {
01885 vp->left = w->left + this->pos_x;
01886 vp->top = w->top + this->pos_y;
01887 vp->width = this->current_x;
01888 vp->height = this->current_y;
01889
01890 vp->virtual_width = ScaleByZoom(vp->width, vp->zoom);
01891 vp->virtual_height = ScaleByZoom(vp->height, vp->zoom);
01892 }
01893 }
01894
01904 int Scrollbar::GetScrolledRowFromWidget(int clickpos, const Window * const w, int widget, int padding, int line_height) const
01905 {
01906 uint pos = w->GetRowFromWidget(clickpos, widget, padding, line_height);
01907 if (pos != INT_MAX) pos += this->GetPosition();
01908 return (pos >= this->GetCount()) ? INT_MAX : pos;
01909 }
01910
01918 void Scrollbar::SetCapacityFromWidget(Window *w, int widget, int padding)
01919 {
01920 NWidgetBase *nwid = w->GetWidget<NWidgetBase>(widget);
01921 if (this->IsVertical()) {
01922 this->SetCapacity(((int)nwid->current_y - padding) / (int)nwid->resize_y);
01923 } else {
01924 this->SetCapacity(((int)nwid->current_x - padding) / (int)nwid->resize_x);
01925 }
01926 }
01927
01934 NWidgetScrollbar::NWidgetScrollbar(WidgetType tp, Colours colour, int index) : NWidgetCore(tp, colour, 1, 1, 0x0, STR_NULL), Scrollbar(tp != NWID_HSCROLLBAR)
01935 {
01936 assert(tp == NWID_HSCROLLBAR || tp == NWID_VSCROLLBAR);
01937 this->SetIndex(index);
01938
01939 switch (this->type) {
01940 case NWID_HSCROLLBAR:
01941 this->SetMinimalSize(0, NWidgetScrollbar::GetHorizontalDimension().height);
01942 this->SetResize(1, 0);
01943 this->SetFill(1, 0);
01944 this->SetDataTip(0x0, STR_TOOLTIP_HSCROLL_BAR_SCROLLS_LIST);
01945 break;
01946
01947 case NWID_VSCROLLBAR:
01948 this->SetMinimalSize(NWidgetScrollbar::GetVerticalDimension().width, 0);
01949 this->SetResize(0, 1);
01950 this->SetFill(0, 1);
01951 this->SetDataTip(0x0, STR_TOOLTIP_VSCROLL_BAR_SCROLLS_LIST);
01952 break;
01953
01954 default: NOT_REACHED();
01955 }
01956 }
01957
01958 void NWidgetScrollbar::SetupSmallestSize(Window *w, bool init_array)
01959 {
01960 if (init_array && this->index >= 0) {
01961 assert(w->nested_array_size > (uint)this->index);
01962 w->nested_array[this->index] = this;
01963 }
01964 this->smallest_x = this->min_x;
01965 this->smallest_y = this->min_y;
01966 }
01967
01968 void NWidgetScrollbar::Draw(const Window *w)
01969 {
01970 if (this->current_x == 0 || this->current_y == 0) return;
01971
01972 Rect r;
01973 r.left = this->pos_x;
01974 r.right = this->pos_x + this->current_x - 1;
01975 r.top = this->pos_y;
01976 r.bottom = this->pos_y + this->current_y - 1;
01977
01978 const DrawPixelInfo *dpi = _cur_dpi;
01979 if (dpi->left > r.right || dpi->left + dpi->width <= r.left || dpi->top > r.bottom || dpi->top + dpi->height <= r.top) return;
01980
01981 bool up_lowered = HasBit(this->disp_flags, NDB_SCROLLBAR_UP);
01982 bool down_lowered = HasBit(this->disp_flags, NDB_SCROLLBAR_DOWN);
01983 bool middle_lowered = !(this->disp_flags & ND_SCROLLBAR_BTN) && w->scrolling_scrollbar == this->index;
01984
01985 if (this->type == NWID_HSCROLLBAR) {
01986 DrawHorizontalScrollbar(r, this->colour, up_lowered, middle_lowered, down_lowered, this);
01987 } else {
01988 DrawVerticalScrollbar(r, this->colour, up_lowered, middle_lowered, down_lowered, this);
01989 }
01990
01991 if (this->IsDisabled()) {
01992 GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, _colour_gradient[this->colour & 0xF][2], FILLRECT_CHECKER);
01993 }
01994 }
01995
01996 void NWidgetScrollbar::InvalidateDimensionCache()
01997 {
01998 vertical_dimension.width = vertical_dimension.height = 0;
01999 horizontal_dimension.width = horizontal_dimension.height = 0;
02000 }
02001
02002 Dimension NWidgetScrollbar::GetVerticalDimension()
02003 {
02004 static const Dimension extra = {WD_SCROLLBAR_LEFT + WD_SCROLLBAR_RIGHT, WD_SCROLLBAR_TOP + WD_SCROLLBAR_BOTTOM};
02005 if (vertical_dimension.width == 0) {
02006 vertical_dimension = maxdim(GetSpriteSize(SPR_ARROW_UP), GetSpriteSize(SPR_ARROW_DOWN));
02007 vertical_dimension.width += extra.width;
02008 vertical_dimension.height += extra.height;
02009 }
02010 return vertical_dimension;
02011 }
02012
02013 Dimension NWidgetScrollbar::GetHorizontalDimension()
02014 {
02015 static const Dimension extra = {WD_SCROLLBAR_LEFT + WD_SCROLLBAR_RIGHT, WD_SCROLLBAR_TOP + WD_SCROLLBAR_BOTTOM};
02016 if (horizontal_dimension.width == 0) {
02017 horizontal_dimension = maxdim(GetSpriteSize(SPR_ARROW_LEFT), GetSpriteSize(SPR_ARROW_RIGHT));
02018 horizontal_dimension.width += extra.width;
02019 horizontal_dimension.height += extra.height;
02020 }
02021 return horizontal_dimension;
02022 }
02023
02024 Dimension NWidgetScrollbar::vertical_dimension = {0, 0};
02025 Dimension NWidgetScrollbar::horizontal_dimension = {0, 0};
02026
02028 void NWidgetLeaf::InvalidateDimensionCache()
02029 {
02030 shadebox_dimension.width = shadebox_dimension.height = 0;
02031 debugbox_dimension.width = debugbox_dimension.height = 0;
02032 stickybox_dimension.width = stickybox_dimension.height = 0;
02033 resizebox_dimension.width = resizebox_dimension.height = 0;
02034 closebox_dimension.width = closebox_dimension.height = 0;
02035 }
02036
02037 Dimension NWidgetLeaf::shadebox_dimension = {0, 0};
02038 Dimension NWidgetLeaf::debugbox_dimension = {0, 0};
02039 Dimension NWidgetLeaf::stickybox_dimension = {0, 0};
02040 Dimension NWidgetLeaf::resizebox_dimension = {0, 0};
02041 Dimension NWidgetLeaf::closebox_dimension = {0, 0};
02042
02051 NWidgetLeaf::NWidgetLeaf(WidgetType tp, Colours colour, int index, uint16 data, StringID tip) : NWidgetCore(tp, colour, 1, 1, data, tip)
02052 {
02053 assert(index >= 0 || tp == WWT_LABEL || tp == WWT_TEXT || tp == WWT_CAPTION || tp == WWT_RESIZEBOX || tp == WWT_SHADEBOX || tp == WWT_DEBUGBOX || tp == WWT_STICKYBOX || tp == WWT_CLOSEBOX);
02054 if (index >= 0) this->SetIndex(index);
02055 this->SetMinimalSize(0, 0);
02056 this->SetResize(0, 0);
02057
02058 switch (tp) {
02059 case WWT_EMPTY:
02060 break;
02061
02062 case WWT_PUSHBTN:
02063 case WWT_IMGBTN:
02064 case WWT_PUSHIMGBTN:
02065 case WWT_IMGBTN_2:
02066 case WWT_TEXTBTN:
02067 case WWT_PUSHTXTBTN:
02068 case WWT_TEXTBTN_2:
02069 case WWT_LABEL:
02070 case WWT_TEXT:
02071 case WWT_MATRIX:
02072 case NWID_BUTTON_DROPDOWN:
02073 case WWT_ARROWBTN:
02074 case WWT_PUSHARROWBTN:
02075 this->SetFill(0, 0);
02076 break;
02077
02078 case WWT_EDITBOX:
02079 this->SetMinimalSize(10, 0);
02080 this->SetFill(0, 0);
02081 break;
02082
02083 case WWT_CAPTION:
02084 this->SetFill(1, 0);
02085 this->SetResize(1, 0);
02086 this->min_y = WD_CAPTION_HEIGHT;
02087 this->SetDataTip(data, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS);
02088 break;
02089
02090 case WWT_STICKYBOX:
02091 this->SetFill(0, 0);
02092 this->SetMinimalSize(WD_STICKYBOX_WIDTH, WD_CAPTION_HEIGHT);
02093 this->SetDataTip(STR_NULL, STR_TOOLTIP_STICKY);
02094 break;
02095
02096 case WWT_SHADEBOX:
02097 this->SetFill(0, 0);
02098 this->SetMinimalSize(WD_SHADEBOX_TOP, WD_CAPTION_HEIGHT);
02099 this->SetDataTip(STR_NULL, STR_TOOLTIP_SHADE);
02100 break;
02101
02102 case WWT_DEBUGBOX:
02103 this->SetFill(0, 0);
02104 this->SetMinimalSize(WD_DEBUGBOX_TOP, WD_CAPTION_HEIGHT);
02105 this->SetDataTip(STR_NULL, STR_TOOLTIP_DEBUG);
02106 break;
02107
02108 case WWT_RESIZEBOX:
02109 this->SetFill(0, 0);
02110 this->SetMinimalSize(WD_RESIZEBOX_WIDTH, 12);
02111 this->SetDataTip(STR_NULL, STR_TOOLTIP_RESIZE);
02112 break;
02113
02114 case WWT_CLOSEBOX:
02115 this->SetFill(0, 0);
02116 this->SetMinimalSize(WD_CLOSEBOX_WIDTH, WD_CAPTION_HEIGHT);
02117 this->SetDataTip(STR_BLACK_CROSS, STR_TOOLTIP_CLOSE_WINDOW);
02118 break;
02119
02120 case WWT_DROPDOWN:
02121 this->SetFill(0, 0);
02122 this->min_y = WD_DROPDOWN_HEIGHT;
02123 break;
02124
02125 default:
02126 NOT_REACHED();
02127 }
02128 }
02129
02130 void NWidgetLeaf::SetupSmallestSize(Window *w, bool init_array)
02131 {
02132 if (this->index >= 0 && init_array) {
02133 assert(w->nested_array_size > (uint)this->index);
02134 w->nested_array[this->index] = this;
02135 }
02136
02137 Dimension size = {this->min_x, this->min_y};
02138 Dimension fill = {this->fill_x, this->fill_y};
02139 Dimension resize = {this->resize_x, this->resize_y};
02140
02141 const Dimension *padding = NULL;
02142 switch (this->type) {
02143 case WWT_EMPTY: {
02144 static const Dimension extra = {0, 0};
02145 padding = &extra;
02146 break;
02147 }
02148 case WWT_MATRIX: {
02149 static const Dimension extra = {WD_MATRIX_LEFT + WD_MATRIX_RIGHT, WD_MATRIX_TOP + WD_MATRIX_BOTTOM};
02150 padding = &extra;
02151 break;
02152 }
02153 case WWT_SHADEBOX: {
02154 static const Dimension extra = {WD_SHADEBOX_LEFT + WD_SHADEBOX_RIGHT, WD_SHADEBOX_TOP + WD_SHADEBOX_BOTTOM};
02155 padding = &extra;
02156 if (NWidgetLeaf::shadebox_dimension.width == 0) {
02157 NWidgetLeaf::shadebox_dimension = maxdim(GetSpriteSize(SPR_WINDOW_SHADE), GetSpriteSize(SPR_WINDOW_UNSHADE));
02158 NWidgetLeaf::shadebox_dimension.width += extra.width;
02159 NWidgetLeaf::shadebox_dimension.height += extra.height;
02160 }
02161 size = maxdim(size, NWidgetLeaf::shadebox_dimension);
02162 break;
02163 }
02164 case WWT_DEBUGBOX:
02165 if (_settings_client.gui.newgrf_developer_tools && w->IsNewGRFInspectable()) {
02166 static const Dimension extra = {WD_DEBUGBOX_LEFT + WD_DEBUGBOX_RIGHT, WD_DEBUGBOX_TOP + WD_DEBUGBOX_BOTTOM};
02167 padding = &extra;
02168 if (NWidgetLeaf::debugbox_dimension.width == 0) {
02169 NWidgetLeaf::debugbox_dimension = GetSpriteSize(SPR_WINDOW_DEBUG);
02170 NWidgetLeaf::debugbox_dimension.width += extra.width;
02171 NWidgetLeaf::debugbox_dimension.height += extra.height;
02172 }
02173 size = maxdim(size, NWidgetLeaf::debugbox_dimension);
02174 } else {
02175
02176 size.width = 0;
02177 fill.width = 0;
02178 resize.width = 0;
02179 }
02180 break;
02181
02182 case WWT_STICKYBOX: {
02183 static const Dimension extra = {WD_STICKYBOX_LEFT + WD_STICKYBOX_RIGHT, WD_STICKYBOX_TOP + WD_STICKYBOX_BOTTOM};
02184 padding = &extra;
02185 if (NWidgetLeaf::stickybox_dimension.width == 0) {
02186 NWidgetLeaf::stickybox_dimension = maxdim(GetSpriteSize(SPR_PIN_UP), GetSpriteSize(SPR_PIN_DOWN));
02187 NWidgetLeaf::stickybox_dimension.width += extra.width;
02188 NWidgetLeaf::stickybox_dimension.height += extra.height;
02189 }
02190 size = maxdim(size, NWidgetLeaf::stickybox_dimension);
02191 break;
02192 }
02193 case WWT_RESIZEBOX: {
02194 static const Dimension extra = {WD_RESIZEBOX_LEFT + WD_RESIZEBOX_RIGHT, WD_RESIZEBOX_TOP + WD_RESIZEBOX_BOTTOM};
02195 padding = &extra;
02196 if (NWidgetLeaf::resizebox_dimension.width == 0) {
02197 NWidgetLeaf::resizebox_dimension = maxdim(GetSpriteSize(SPR_WINDOW_RESIZE_LEFT), GetSpriteSize(SPR_WINDOW_RESIZE_RIGHT));
02198 NWidgetLeaf::resizebox_dimension.width += extra.width;
02199 NWidgetLeaf::resizebox_dimension.height += extra.height;
02200 }
02201 size = maxdim(size, NWidgetLeaf::resizebox_dimension);
02202 break;
02203 }
02204 case WWT_EDITBOX:
02205 size.height = max(size.height, GetStringBoundingBox("_").height + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
02206
02207 case WWT_PUSHBTN: {
02208 static const Dimension extra = {WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM};
02209 padding = &extra;
02210 break;
02211 }
02212 case WWT_IMGBTN:
02213 case WWT_IMGBTN_2:
02214 case WWT_PUSHIMGBTN: {
02215 static const Dimension extra = {WD_IMGBTN_LEFT + WD_IMGBTN_RIGHT, WD_IMGBTN_TOP + WD_IMGBTN_BOTTOM};
02216 padding = &extra;
02217 Dimension d2 = GetSpriteSize(this->widget_data);
02218 if (this->type == WWT_IMGBTN_2) d2 = maxdim(d2, GetSpriteSize(this->widget_data + 1));
02219 d2.width += extra.width;
02220 d2.height += extra.height;
02221 size = maxdim(size, d2);
02222 break;
02223 }
02224 case WWT_ARROWBTN:
02225 case WWT_PUSHARROWBTN: {
02226 static const Dimension extra = {WD_IMGBTN_LEFT + WD_IMGBTN_RIGHT, WD_IMGBTN_TOP + WD_IMGBTN_BOTTOM};
02227 padding = &extra;
02228 Dimension d2 = maxdim(GetSpriteSize(SPR_ARROW_LEFT), GetSpriteSize(SPR_ARROW_RIGHT));
02229 d2.width += extra.width;
02230 d2.height += extra.height;
02231 size = maxdim(size, d2);
02232 break;
02233 }
02234
02235 case WWT_CLOSEBOX: {
02236 static const Dimension extra = {WD_CLOSEBOX_LEFT + WD_CLOSEBOX_RIGHT, WD_CLOSEBOX_TOP + WD_CLOSEBOX_BOTTOM};
02237 padding = &extra;
02238 if (NWidgetLeaf::closebox_dimension.width == 0) {
02239 NWidgetLeaf::closebox_dimension = maxdim(GetStringBoundingBox(STR_BLACK_CROSS), GetStringBoundingBox(STR_SILVER_CROSS));
02240 NWidgetLeaf::closebox_dimension.width += extra.width;
02241 NWidgetLeaf::closebox_dimension.height += extra.height;
02242 }
02243 size = maxdim(size, NWidgetLeaf::closebox_dimension);
02244 break;
02245 }
02246 case WWT_TEXTBTN:
02247 case WWT_PUSHTXTBTN:
02248 case WWT_TEXTBTN_2: {
02249 static const Dimension extra = {WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM};
02250 padding = &extra;
02251 if (this->index >= 0) w->SetStringParameters(this->index);
02252 Dimension d2 = GetStringBoundingBox(this->widget_data);
02253 d2.width += extra.width;
02254 d2.height += extra.height;
02255 size = maxdim(size, d2);
02256 break;
02257 }
02258 case WWT_LABEL:
02259 case WWT_TEXT: {
02260 static const Dimension extra = {0, 0};
02261 padding = &extra;
02262 if (this->index >= 0) w->SetStringParameters(this->index);
02263 size = maxdim(size, GetStringBoundingBox(this->widget_data));
02264 break;
02265 }
02266 case WWT_CAPTION: {
02267 static const Dimension extra = {WD_CAPTIONTEXT_LEFT + WD_CAPTIONTEXT_RIGHT, WD_CAPTIONTEXT_TOP + WD_CAPTIONTEXT_BOTTOM};
02268 padding = &extra;
02269 if (this->index >= 0) w->SetStringParameters(this->index);
02270 Dimension d2 = GetStringBoundingBox(this->widget_data);
02271 d2.width += extra.width;
02272 d2.height += extra.height;
02273 size = maxdim(size, d2);
02274 break;
02275 }
02276 case WWT_DROPDOWN:
02277 case NWID_BUTTON_DROPDOWN: {
02278 static const Dimension extra = {WD_DROPDOWNTEXT_LEFT + WD_DROPDOWNTEXT_RIGHT, WD_DROPDOWNTEXT_TOP + WD_DROPDOWNTEXT_BOTTOM};
02279 padding = &extra;
02280 if (this->index >= 0) w->SetStringParameters(this->index);
02281 Dimension d2 = GetStringBoundingBox(this->widget_data);
02282 d2.width += extra.width;
02283 d2.height += extra.height;
02284 size = maxdim(size, d2);
02285 break;
02286 }
02287 default:
02288 NOT_REACHED();
02289 }
02290
02291 if (this->index >= 0) w->UpdateWidgetSize(this->index, &size, *padding, &fill, &resize);
02292
02293 this->smallest_x = size.width;
02294 this->smallest_y = size.height;
02295 this->fill_x = fill.width;
02296 this->fill_y = fill.height;
02297 this->resize_x = resize.width;
02298 this->resize_y = resize.height;
02299 }
02300
02301 void NWidgetLeaf::Draw(const Window *w)
02302 {
02303 if (this->current_x == 0 || this->current_y == 0) return;
02304
02305 Rect r;
02306 r.left = this->pos_x;
02307 r.right = this->pos_x + this->current_x - 1;
02308 r.top = this->pos_y;
02309 r.bottom = this->pos_y + this->current_y - 1;
02310
02311 const DrawPixelInfo *dpi = _cur_dpi;
02312 if (dpi->left > r.right || dpi->left + dpi->width <= r.left || dpi->top > r.bottom || dpi->top + dpi->height <= r.top) return;
02313
02314 bool clicked = this->IsLowered();
02315 switch (this->type) {
02316 case WWT_EMPTY:
02317 break;
02318
02319 case WWT_PUSHBTN:
02320 assert(this->widget_data == 0);
02321 DrawFrameRect(r.left, r.top, r.right, r.bottom, this->colour, (clicked) ? FR_LOWERED : FR_NONE);
02322 break;
02323
02324 case WWT_IMGBTN:
02325 case WWT_PUSHIMGBTN:
02326 case WWT_IMGBTN_2:
02327 DrawImageButtons(r, this->type, this->colour, clicked, this->widget_data);
02328 break;
02329
02330 case WWT_TEXTBTN:
02331 case WWT_PUSHTXTBTN:
02332 case WWT_TEXTBTN_2:
02333 if (this->index >= 0) w->SetStringParameters(this->index);
02334 DrawFrameRect(r.left, r.top, r.right, r.bottom, this->colour, (clicked) ? FR_LOWERED : FR_NONE);
02335 DrawLabel(r, this->type, clicked, this->widget_data);
02336 break;
02337
02338 case WWT_ARROWBTN:
02339 case WWT_PUSHARROWBTN: {
02340 SpriteID sprite;
02341 switch (this->widget_data) {
02342 case AWV_DECREASE: sprite = _current_text_dir != TD_RTL ? SPR_ARROW_LEFT : SPR_ARROW_RIGHT; break;
02343 case AWV_INCREASE: sprite = _current_text_dir == TD_RTL ? SPR_ARROW_LEFT : SPR_ARROW_RIGHT; break;
02344 case AWV_LEFT: sprite = SPR_ARROW_LEFT; break;
02345 case AWV_RIGHT: sprite = SPR_ARROW_RIGHT; break;
02346 default: NOT_REACHED();
02347 }
02348 DrawImageButtons(r, WWT_PUSHIMGBTN, this->colour, clicked, sprite);
02349 }
02350
02351 case WWT_LABEL:
02352 if (this->index >= 0) w->SetStringParameters(this->index);
02353 DrawLabel(r, this->type, clicked, this->widget_data);
02354 break;
02355
02356 case WWT_TEXT:
02357 if (this->index >= 0) w->SetStringParameters(this->index);
02358 DrawText(r, (TextColour)this->colour, this->widget_data);
02359 break;
02360
02361 case WWT_MATRIX:
02362 DrawMatrix(r, this->colour, clicked, this->widget_data);
02363 break;
02364
02365 case WWT_EDITBOX:
02366 DrawFrameRect(r.left, r.top, r.right, r.bottom, this->colour, FR_LOWERED | FR_DARKENED);
02367 break;
02368
02369 case WWT_CAPTION:
02370 if (this->index >= 0) w->SetStringParameters(this->index);
02371 DrawCaption(r, this->colour, w->owner, this->widget_data);
02372 break;
02373
02374 case WWT_SHADEBOX:
02375 assert(this->widget_data == 0);
02376 DrawShadeBox(r, this->colour, w->IsShaded());
02377 break;
02378
02379 case WWT_DEBUGBOX:
02380 DrawDebugBox(r, this->colour, clicked);
02381 break;
02382
02383 case WWT_STICKYBOX:
02384 assert(this->widget_data == 0);
02385 DrawStickyBox(r, this->colour, !!(w->flags & WF_STICKY));
02386 break;
02387
02388 case WWT_RESIZEBOX:
02389 assert(this->widget_data == 0);
02390 DrawResizeBox(r, this->colour, this->pos_x < (uint)(w->width / 2), !!(w->flags & WF_SIZING));
02391 break;
02392
02393 case WWT_CLOSEBOX:
02394 DrawCloseBox(r, this->colour, this->widget_data);
02395 break;
02396
02397 case WWT_DROPDOWN:
02398 if (this->index >= 0) w->SetStringParameters(this->index);
02399 DrawDropdown(r, this->colour, clicked, this->widget_data);
02400 break;
02401
02402 case NWID_BUTTON_DROPDOWN:
02403 if (this->index >= 0) w->SetStringParameters(this->index);
02404 DrawButtonDropdown(r, this->colour, clicked, (this->disp_flags & ND_DROPDOWN_ACTIVE) != 0, this->widget_data);
02405 break;
02406
02407 default:
02408 NOT_REACHED();
02409 }
02410 if (this->index >= 0) w->DrawWidget(r, this->index);
02411
02412 if (this->IsDisabled()) {
02413 GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, _colour_gradient[this->colour & 0xF][2], FILLRECT_CHECKER);
02414 }
02415 }
02416
02424 bool NWidgetLeaf::ButtonHit(const Point &pt)
02425 {
02426 if (_current_text_dir == TD_LTR) {
02427 int button_width = this->pos_x + this->current_x - 12;
02428 return pt.x < button_width;
02429 } else {
02430 int button_left = this->pos_x + 12;
02431 return pt.x >= button_left;
02432 }
02433 }
02434
02435
02436
02452 static int MakeNWidget(const NWidgetPart *parts, int count, NWidgetBase **dest, bool *fill_dest, int *biggest_index)
02453 {
02454 int num_used = 0;
02455
02456 *dest = NULL;
02457 *fill_dest = false;
02458
02459 while (count > num_used) {
02460 switch (parts->type) {
02461 case NWID_SPACER:
02462 if (*dest != NULL) return num_used;
02463 *dest = new NWidgetSpacer(0, 0);
02464 break;
02465
02466 case NWID_HORIZONTAL:
02467 if (*dest != NULL) return num_used;
02468 *dest = new NWidgetHorizontal(parts->u.cont_flags);
02469 *fill_dest = true;
02470 break;
02471
02472 case NWID_HORIZONTAL_LTR:
02473 if (*dest != NULL) return num_used;
02474 *dest = new NWidgetHorizontalLTR(parts->u.cont_flags);
02475 *fill_dest = true;
02476 break;
02477
02478 case WWT_PANEL:
02479 case WWT_INSET:
02480 case WWT_FRAME:
02481 if (*dest != NULL) return num_used;
02482 *dest = new NWidgetBackground(parts->type, parts->u.widget.colour, parts->u.widget.index);
02483 *biggest_index = max(*biggest_index, (int)parts->u.widget.index);
02484 *fill_dest = true;
02485 break;
02486
02487 case NWID_VERTICAL:
02488 if (*dest != NULL) return num_used;
02489 *dest = new NWidgetVertical(parts->u.cont_flags);
02490 *fill_dest = true;
02491 break;
02492
02493 case NWID_MATRIX: {
02494 if (*dest != NULL) return num_used;
02495 NWidgetMatrix *nwm = new NWidgetMatrix();
02496 *dest = nwm;
02497 *fill_dest = true;
02498 nwm->SetIndex(parts->u.widget.index);
02499 nwm->SetColour(parts->u.widget.colour);
02500 *biggest_index = max(*biggest_index, (int)parts->u.widget.index);
02501 break;
02502 }
02503
02504 case WPT_FUNCTION: {
02505 if (*dest != NULL) return num_used;
02506
02507 int biggest = -1;
02508 *dest = parts->u.func_ptr(&biggest);
02509 *biggest_index = max(*biggest_index, biggest);
02510 *fill_dest = false;
02511 break;
02512 }
02513
02514 case WPT_RESIZE: {
02515 NWidgetResizeBase *nwrb = dynamic_cast<NWidgetResizeBase *>(*dest);
02516 if (nwrb != NULL) {
02517 assert(parts->u.xy.x >= 0 && parts->u.xy.y >= 0);
02518 nwrb->SetResize(parts->u.xy.x, parts->u.xy.y);
02519 }
02520 break;
02521 }
02522
02523 case WPT_MINSIZE: {
02524 NWidgetResizeBase *nwrb = dynamic_cast<NWidgetResizeBase *>(*dest);
02525 if (nwrb != NULL) {
02526 assert(parts->u.xy.x >= 0 && parts->u.xy.y >= 0);
02527 nwrb->SetMinimalSize(parts->u.xy.x, parts->u.xy.y);
02528 }
02529 break;
02530 }
02531
02532 case WPT_MINTEXTLINES: {
02533 NWidgetResizeBase *nwrb = dynamic_cast<NWidgetResizeBase *>(*dest);
02534 if (nwrb != NULL) {
02535 assert(parts->u.text_lines.size >= FS_BEGIN && parts->u.text_lines.size < FS_END);
02536 nwrb->SetMinimalTextLines(parts->u.text_lines.lines, parts->u.text_lines.spacing, parts->u.text_lines.size);
02537 }
02538 break;
02539 }
02540
02541 case WPT_FILL: {
02542 NWidgetResizeBase *nwrb = dynamic_cast<NWidgetResizeBase *>(*dest);
02543 if (nwrb != NULL) nwrb->SetFill(parts->u.xy.x, parts->u.xy.y);
02544 break;
02545 }
02546
02547 case WPT_DATATIP: {
02548 NWidgetCore *nwc = dynamic_cast<NWidgetCore *>(*dest);
02549 if (nwc != NULL) {
02550 nwc->widget_data = parts->u.data_tip.data;
02551 nwc->tool_tip = parts->u.data_tip.tooltip;
02552 }
02553 break;
02554 }
02555
02556 case WPT_PADDING:
02557 if (*dest != NULL) (*dest)->SetPadding(parts->u.padding.top, parts->u.padding.right, parts->u.padding.bottom, parts->u.padding.left);
02558 break;
02559
02560 case WPT_PIPSPACE: {
02561 NWidgetPIPContainer *nwc = dynamic_cast<NWidgetPIPContainer *>(*dest);
02562 if (nwc != NULL) nwc->SetPIP(parts->u.pip.pre, parts->u.pip.inter, parts->u.pip.post);
02563
02564 NWidgetBackground *nwb = dynamic_cast<NWidgetBackground *>(*dest);
02565 if (nwb != NULL) nwb->SetPIP(parts->u.pip.pre, parts->u.pip.inter, parts->u.pip.post);
02566 break;
02567 }
02568
02569 case WPT_SCROLLBAR: {
02570 NWidgetCore *nwc = dynamic_cast<NWidgetCore *>(*dest);
02571 if (nwc != NULL) {
02572 nwc->scrollbar_index = parts->u.widget.index;
02573 }
02574 break;
02575 }
02576
02577 case WPT_ENDCONTAINER:
02578 return num_used;
02579
02580 case NWID_VIEWPORT:
02581 if (*dest != NULL) return num_used;
02582 *dest = new NWidgetViewport(parts->u.widget.index);
02583 *biggest_index = max(*biggest_index, (int)parts->u.widget.index);
02584 break;
02585
02586 case NWID_HSCROLLBAR:
02587 case NWID_VSCROLLBAR:
02588 if (*dest != NULL) return num_used;
02589 *dest = new NWidgetScrollbar(parts->type, parts->u.widget.colour, parts->u.widget.index);
02590 *biggest_index = max(*biggest_index, (int)parts->u.widget.index);
02591 break;
02592
02593 case NWID_SELECTION: {
02594 if (*dest != NULL) return num_used;
02595 NWidgetStacked *nws = new NWidgetStacked();
02596 *dest = nws;
02597 *fill_dest = true;
02598 nws->SetIndex(parts->u.widget.index);
02599 *biggest_index = max(*biggest_index, (int)parts->u.widget.index);
02600 break;
02601 }
02602
02603 default:
02604 if (*dest != NULL) return num_used;
02605 assert((parts->type & WWT_MASK) < WWT_LAST || parts->type == NWID_BUTTON_DROPDOWN);
02606 *dest = new NWidgetLeaf(parts->type, parts->u.widget.colour, parts->u.widget.index, 0x0, STR_NULL);
02607 *biggest_index = max(*biggest_index, (int)parts->u.widget.index);
02608 break;
02609 }
02610 num_used++;
02611 parts++;
02612 }
02613
02614 return num_used;
02615 }
02616
02626 static int MakeWidgetTree(const NWidgetPart *parts, int count, NWidgetBase **parent, int *biggest_index)
02627 {
02628
02629
02630 NWidgetContainer *nwid_cont = dynamic_cast<NWidgetContainer *>(*parent);
02631 NWidgetBackground *nwid_parent = dynamic_cast<NWidgetBackground *>(*parent);
02632 assert(*parent == NULL || (nwid_cont != NULL && nwid_parent == NULL) || (nwid_cont == NULL && nwid_parent != NULL));
02633
02634 int total_used = 0;
02635 for (;;) {
02636 NWidgetBase *sub_widget = NULL;
02637 bool fill_sub = false;
02638 int num_used = MakeNWidget(parts, count - total_used, &sub_widget, &fill_sub, biggest_index);
02639 parts += num_used;
02640 total_used += num_used;
02641
02642
02643 if (sub_widget == NULL) break;
02644
02645
02646 WidgetType tp = sub_widget->type;
02647 if (fill_sub && (tp == NWID_HORIZONTAL || tp == NWID_HORIZONTAL_LTR || tp == NWID_VERTICAL || tp == NWID_MATRIX
02648 || tp == WWT_PANEL || tp == WWT_FRAME || tp == WWT_INSET || tp == NWID_SELECTION)) {
02649 NWidgetBase *sub_ptr = sub_widget;
02650 int num_used = MakeWidgetTree(parts, count - total_used, &sub_ptr, biggest_index);
02651 parts += num_used;
02652 total_used += num_used;
02653 }
02654
02655
02656 if (nwid_cont != NULL) nwid_cont->Add(sub_widget);
02657 if (nwid_parent != NULL) nwid_parent->Add(sub_widget);
02658 if (nwid_cont == NULL && nwid_parent == NULL) {
02659 *parent = sub_widget;
02660 return total_used;
02661 }
02662 }
02663
02664 if (count == total_used) return total_used;
02665
02666 assert(total_used < count);
02667 assert(parts->type == WPT_ENDCONTAINER);
02668 return total_used + 1;
02669 }
02670
02682 NWidgetContainer *MakeNWidgets(const NWidgetPart *parts, int count, int *biggest_index, NWidgetContainer *container)
02683 {
02684 *biggest_index = -1;
02685 if (container == NULL) container = new NWidgetVertical();
02686 NWidgetBase *cont_ptr = container;
02687 MakeWidgetTree(parts, count, &cont_ptr, biggest_index);
02688 return container;
02689 }
02690
02704 NWidgetContainer *MakeWindowNWidgetTree(const NWidgetPart *parts, int count, int *biggest_index, NWidgetStacked **shade_select)
02705 {
02706 *biggest_index = -1;
02707
02708
02709 NWidgetBase *nwid = NULL;
02710 int num_used = MakeWidgetTree(parts, count, &nwid, biggest_index);
02711 assert(nwid != NULL);
02712 parts += num_used;
02713 count -= num_used;
02714
02715 NWidgetContainer *root = new NWidgetVertical;
02716 root->Add(nwid);
02717 if (count == 0) {
02718 *shade_select = NULL;
02719 return root;
02720 }
02721
02722
02723
02724 NWidgetHorizontal *hor_cont = dynamic_cast<NWidgetHorizontal *>(nwid);
02725 NWidgetContainer *body;
02726 if (hor_cont != NULL && hor_cont->GetWidgetOfType(WWT_CAPTION) != NULL && hor_cont->GetWidgetOfType(WWT_SHADEBOX) != NULL) {
02727 *shade_select = new NWidgetStacked;
02728 root->Add(*shade_select);
02729 body = new NWidgetVertical;
02730 (*shade_select)->Add(body);
02731 } else {
02732 *shade_select = NULL;
02733 body = root;
02734 }
02735
02736
02737 int biggest2 = -1;
02738 MakeNWidgets(parts, count, &biggest2, body);
02739
02740 *biggest_index = max(*biggest_index, biggest2);
02741 return root;
02742 }
02743
02754 NWidgetBase *MakeCompanyButtonRows(int *biggest_index, int widget_first, int widget_last, int max_length, StringID button_tooltip)
02755 {
02756 NWidgetVertical *vert = NULL;
02757 NWidgetHorizontal *hor = NULL;
02758 int hor_length = 0;
02759
02760 Dimension sprite_size = GetSpriteSize(SPR_COMPANY_ICON);
02761 sprite_size.width += WD_MATRIX_LEFT + WD_MATRIX_RIGHT;
02762 sprite_size.height += WD_MATRIX_TOP + WD_MATRIX_BOTTOM + 1;
02763
02764 for (int widnum = widget_first; widnum <= widget_last; widnum++) {
02765
02766 if (hor_length == max_length) {
02767 if (vert == NULL) vert = new NWidgetVertical();
02768 vert->Add(hor);
02769 hor = NULL;
02770 hor_length = 0;
02771 }
02772 if (hor == NULL) {
02773 hor = new NWidgetHorizontal();
02774 hor_length = 0;
02775 }
02776
02777 NWidgetBackground *panel = new NWidgetBackground(WWT_PANEL, COLOUR_GREY, widnum);
02778 panel->SetMinimalSize(sprite_size.width, sprite_size.height);
02779 panel->SetFill(1, 0);
02780 panel->SetResize(1, 0);
02781 panel->SetDataTip(0x0, button_tooltip);
02782 hor->Add(panel);
02783 hor_length++;
02784 }
02785 *biggest_index = widget_last;
02786 if (vert == NULL) return hor;
02787
02788 if (hor_length > 0 && hor_length < max_length) {
02789
02790 NWidgetSpacer *spc = new NWidgetSpacer(sprite_size.width, sprite_size.height);
02791 spc->SetFill(1, 0);
02792 spc->SetResize(1, 0);
02793 hor->Add(spc);
02794 }
02795 if (hor != NULL) vert->Add(hor);
02796 return vert;
02797 }