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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 #include "querystring_gui.h"
00022
00023 #include "table/sprites.h"
00024 #include "table/strings.h"
00025 #include "table/palettes.h"
00026
00027 static const char *UPARROW = "\xEE\x8A\xA0";
00028 static const char *DOWNARROW = "\xEE\x8A\xAA";
00029
00039 static Point HandleScrollbarHittest(const Scrollbar *sb, int top, int bottom, bool horizontal)
00040 {
00041
00042 int rev_base = top + bottom;
00043 int button_size;
00044 if (horizontal) {
00045 button_size = NWidgetScrollbar::GetHorizontalDimension().width;
00046 } else {
00047 button_size = NWidgetScrollbar::GetVerticalDimension().height;
00048 }
00049 top += button_size;
00050 bottom -= button_size;
00051
00052 int height = (bottom - top);
00053 int pos = sb->GetPosition();
00054 int count = sb->GetCount();
00055 int cap = sb->GetCapacity();
00056
00057 if (count != 0) top += height * pos / count;
00058
00059 if (cap > count) cap = count;
00060 if (count != 0) bottom -= (count - pos - cap) * height / count;
00061
00062 Point pt;
00063 if (horizontal && _current_text_dir == TD_RTL) {
00064 pt.x = rev_base - bottom;
00065 pt.y = rev_base - top;
00066 } else {
00067 pt.x = top;
00068 pt.y = bottom;
00069 }
00070 return pt;
00071 }
00072
00082 static void ScrollbarClickPositioning(Window *w, NWidgetScrollbar *sb, int x, int y, int mi, int ma)
00083 {
00084 int pos;
00085 int button_size;
00086 bool rtl = false;
00087
00088 if (sb->type == NWID_HSCROLLBAR) {
00089 pos = x;
00090 rtl = _current_text_dir == TD_RTL;
00091 button_size = NWidgetScrollbar::GetHorizontalDimension().width;
00092 } else {
00093 pos = y;
00094 button_size = NWidgetScrollbar::GetVerticalDimension().height;
00095 }
00096 if (pos < mi + button_size) {
00097
00098 SetBit(sb->disp_flags, NDB_SCROLLBAR_UP);
00099 if (_scroller_click_timeout <= 1) {
00100 _scroller_click_timeout = 3;
00101 sb->UpdatePosition(rtl ? 1 : -1);
00102 }
00103 w->scrolling_scrollbar = sb->index;
00104 } else if (pos >= ma - button_size) {
00105
00106 SetBit(sb->disp_flags, NDB_SCROLLBAR_DOWN);
00107
00108 if (_scroller_click_timeout <= 1) {
00109 _scroller_click_timeout = 3;
00110 sb->UpdatePosition(rtl ? -1 : 1);
00111 }
00112 w->scrolling_scrollbar = sb->index;
00113 } else {
00114 Point pt = HandleScrollbarHittest(sb, mi, ma, sb->type == NWID_HSCROLLBAR);
00115
00116 if (pos < pt.x) {
00117 sb->UpdatePosition(rtl ? 1 : -1, Scrollbar::SS_BIG);
00118 } else if (pos > pt.y) {
00119 sb->UpdatePosition(rtl ? -1 : 1, Scrollbar::SS_BIG);
00120 } else {
00121 _scrollbar_start_pos = pt.x - mi - button_size;
00122 _scrollbar_size = ma - mi - button_size * 2;
00123 w->scrolling_scrollbar = sb->index;
00124 _cursorpos_drag_start = _cursor.pos;
00125 }
00126 }
00127
00128 w->SetDirty();
00129 }
00130
00139 void ScrollbarClickHandler(Window *w, NWidgetCore *nw, int x, int y)
00140 {
00141 int mi, ma;
00142
00143 if (nw->type == NWID_HSCROLLBAR) {
00144 mi = nw->pos_x;
00145 ma = nw->pos_x + nw->current_x;
00146 } else {
00147 mi = nw->pos_y;
00148 ma = nw->pos_y + nw->current_y;
00149 }
00150 NWidgetScrollbar *scrollbar = dynamic_cast<NWidgetScrollbar*>(nw);
00151 assert(scrollbar != NULL);
00152 ScrollbarClickPositioning(w, scrollbar, x, y, mi, ma);
00153 }
00154
00163 int GetWidgetFromPos(const Window *w, int x, int y)
00164 {
00165 NWidgetCore *nw = w->nested_root->GetWidgetFromPos(x, y);
00166 return (nw != NULL) ? nw->index : -1;
00167 }
00168
00178 void DrawFrameRect(int left, int top, int right, int bottom, Colours colour, FrameFlags flags)
00179 {
00180 assert(colour < COLOUR_END);
00181
00182 uint dark = _colour_gradient[colour][3];
00183 uint medium_dark = _colour_gradient[colour][5];
00184 uint medium_light = _colour_gradient[colour][6];
00185 uint light = _colour_gradient[colour][7];
00186
00187 if (flags & FR_TRANSPARENT) {
00188 GfxFillRect(left, top, right, bottom, PALETTE_TO_TRANSPARENT, FILLRECT_RECOLOUR);
00189 } else {
00190 uint interior;
00191
00192 if (flags & FR_LOWERED) {
00193 GfxFillRect(left, top, left, bottom, dark);
00194 GfxFillRect(left + WD_BEVEL_LEFT, top, right, top, dark);
00195 GfxFillRect(right, top + WD_BEVEL_TOP, right, bottom - WD_BEVEL_BOTTOM, light);
00196 GfxFillRect(left + WD_BEVEL_LEFT, bottom, right, bottom, light);
00197 interior = (flags & FR_DARKENED ? medium_dark : medium_light);
00198 } else {
00199 GfxFillRect(left, top, left, bottom - WD_BEVEL_BOTTOM, light);
00200 GfxFillRect(left + WD_BEVEL_LEFT, top, right - WD_BEVEL_RIGHT, top, light);
00201 GfxFillRect(right, top, right, bottom - WD_BEVEL_BOTTOM, dark);
00202 GfxFillRect(left, bottom, right, bottom, dark);
00203 interior = medium_dark;
00204 }
00205 if (!(flags & FR_BORDERONLY)) {
00206 GfxFillRect(left + WD_BEVEL_LEFT, top + WD_BEVEL_TOP, right - WD_BEVEL_RIGHT, bottom - WD_BEVEL_BOTTOM, interior);
00207 }
00208 }
00209 }
00210
00219 static inline void DrawImageButtons(const Rect &r, WidgetType type, Colours colour, bool clicked, SpriteID img)
00220 {
00221 assert(img != 0);
00222 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, (clicked) ? FR_LOWERED : FR_NONE);
00223
00224 if ((type & WWT_MASK) == WWT_IMGBTN_2 && clicked) img++;
00225 DrawSprite(img, PAL_NONE, r.left + WD_IMGBTN_LEFT + clicked, r.top + WD_IMGBTN_TOP + clicked);
00226 }
00227
00235 static inline void DrawLabel(const Rect &r, WidgetType type, bool clicked, StringID str)
00236 {
00237 if (str == STR_NULL) return;
00238 if ((type & WWT_MASK) == WWT_TEXTBTN_2 && clicked) str++;
00239 Dimension d = GetStringBoundingBox(str);
00240 int offset = max(0, ((int)(r.bottom - r.top + 1) - (int)d.height) / 2);
00241 DrawString(r.left + clicked, r.right + clicked, r.top + offset + clicked, str, TC_FROMSTRING, SA_HOR_CENTER);
00242 }
00243
00250 static inline void DrawText(const Rect &r, TextColour colour, StringID str)
00251 {
00252 Dimension d = GetStringBoundingBox(str);
00253 int offset = max(0, ((int)(r.bottom - r.top + 1) - (int)d.height) / 2);
00254 if (str != STR_NULL) DrawString(r.left, r.right, r.top + offset, str, colour);
00255 }
00256
00263 static inline void DrawInset(const Rect &r, Colours colour, StringID str)
00264 {
00265 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, FR_LOWERED | FR_DARKENED);
00266 if (str != STR_NULL) DrawString(r.left + WD_INSET_LEFT, r.right - WD_INSET_RIGHT, r.top + WD_INSET_TOP, str);
00267 }
00268
00278 static inline void DrawMatrix(const Rect &r, Colours colour, bool clicked, uint16 data, uint resize_x, uint resize_y)
00279 {
00280 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, (clicked) ? FR_LOWERED : FR_NONE);
00281
00282 int num_columns = GB(data, MAT_COL_START, MAT_COL_BITS);
00283 int column_width;
00284 if (num_columns == 0) {
00285 column_width = resize_x;
00286 num_columns = (r.right - r.left + 1) / column_width;
00287 } else {
00288 column_width = (r.right - r.left + 1) / num_columns;
00289 }
00290
00291 int num_rows = GB(data, MAT_ROW_START, MAT_ROW_BITS);
00292 int row_height;
00293 if (num_rows == 0) {
00294 row_height = resize_y;
00295 num_rows = (r.bottom - r.top + 1) / row_height;
00296 } else {
00297 row_height = (r.bottom - r.top + 1) / num_rows;
00298 }
00299
00300 int col = _colour_gradient[colour & 0xF][6];
00301
00302 int x = r.left;
00303 for (int ctr = num_columns; ctr > 1; ctr--) {
00304 x += column_width;
00305 GfxFillRect(x, r.top + 1, x, r.bottom - 1, col);
00306 }
00307
00308 x = r.top;
00309 for (int ctr = num_rows; ctr > 1; ctr--) {
00310 x += row_height;
00311 GfxFillRect(r.left + 1, x, r.right - 1, x, col);
00312 }
00313
00314 col = _colour_gradient[colour & 0xF][4];
00315
00316 x = r.left - 1;
00317 for (int ctr = num_columns; ctr > 1; ctr--) {
00318 x += column_width;
00319 GfxFillRect(x, r.top + 1, x, r.bottom - 1, col);
00320 }
00321
00322 x = r.top - 1;
00323 for (int ctr = num_rows; ctr > 1; ctr--) {
00324 x += row_height;
00325 GfxFillRect(r.left + 1, x, r.right - 1, x, col);
00326 }
00327 }
00328
00338 static inline void DrawVerticalScrollbar(const Rect &r, Colours colour, bool up_clicked, bool bar_dragged, bool down_clicked, const Scrollbar *scrollbar)
00339 {
00340 int centre = (r.right - r.left) / 2;
00341 int height = NWidgetScrollbar::GetVerticalDimension().height;
00342
00343
00344 DrawFrameRect(r.left, r.top, r.right, r.top + height - 1, colour, (up_clicked) ? FR_LOWERED : FR_NONE);
00345 DrawString(r.left + up_clicked, r.right + up_clicked, r.top + up_clicked, UPARROW, TC_BLACK, SA_HOR_CENTER);
00346
00347 DrawFrameRect(r.left, r.bottom - (height - 1), r.right, r.bottom, colour, (down_clicked) ? FR_LOWERED : FR_NONE);
00348 DrawString(r.left + down_clicked, r.right + down_clicked, r.bottom - (height - 1) + down_clicked, DOWNARROW, TC_BLACK, SA_HOR_CENTER);
00349
00350 int c1 = _colour_gradient[colour & 0xF][3];
00351 int c2 = _colour_gradient[colour & 0xF][7];
00352
00353
00354 GfxFillRect(r.left, r.top + height, r.right, r.bottom - height, c2);
00355 GfxFillRect(r.left, r.top + height, r.right, r.bottom - height, c1, FILLRECT_CHECKER);
00356
00357
00358 GfxFillRect(r.left + centre - 3, r.top + height, r.left + centre - 3, r.bottom - height, c1);
00359 GfxFillRect(r.left + centre - 2, r.top + height, r.left + centre - 2, r.bottom - height, c2);
00360 GfxFillRect(r.left + centre + 2, r.top + height, r.left + centre + 2, r.bottom - height, c1);
00361 GfxFillRect(r.left + centre + 3, r.top + height, r.left + centre + 3, r.bottom - height, c2);
00362
00363 Point pt = HandleScrollbarHittest(scrollbar, r.top, r.bottom, false);
00364 DrawFrameRect(r.left, pt.x, r.right, pt.y, colour, bar_dragged ? FR_LOWERED : FR_NONE);
00365 }
00366
00376 static inline void DrawHorizontalScrollbar(const Rect &r, Colours colour, bool left_clicked, bool bar_dragged, bool right_clicked, const Scrollbar *scrollbar)
00377 {
00378 int centre = (r.bottom - r.top) / 2;
00379 int width = NWidgetScrollbar::GetHorizontalDimension().width;
00380
00381 DrawFrameRect(r.left, r.top, r.left + width - 1, r.bottom, colour, left_clicked ? FR_LOWERED : FR_NONE);
00382 DrawSprite(SPR_ARROW_LEFT, PAL_NONE, r.left + 1 + left_clicked, r.top + 1 + left_clicked);
00383
00384 DrawFrameRect(r.right - (width - 1), r.top, r.right, r.bottom, colour, right_clicked ? FR_LOWERED : FR_NONE);
00385 DrawSprite(SPR_ARROW_RIGHT, PAL_NONE, r.right - (width - 2) + right_clicked, r.top + 1 + right_clicked);
00386
00387 int c1 = _colour_gradient[colour & 0xF][3];
00388 int c2 = _colour_gradient[colour & 0xF][7];
00389
00390
00391 GfxFillRect(r.left + width, r.top, r.right - width, r.bottom, c2);
00392 GfxFillRect(r.left + width, r.top, r.right - width, r.bottom, c1, FILLRECT_CHECKER);
00393
00394
00395 GfxFillRect(r.left + width, r.top + centre - 3, r.right - width, r.top + centre - 3, c1);
00396 GfxFillRect(r.left + width, r.top + centre - 2, r.right - width, r.top + centre - 2, c2);
00397 GfxFillRect(r.left + width, r.top + centre + 2, r.right - width, r.top + centre + 2, c1);
00398 GfxFillRect(r.left + width, r.top + centre + 3, r.right - width, r.top + centre + 3, c2);
00399
00400
00401 Point pt = HandleScrollbarHittest(scrollbar, r.left, r.right, true);
00402 DrawFrameRect(pt.x, r.top, pt.y, r.bottom, colour, bar_dragged ? FR_LOWERED : FR_NONE);
00403 }
00404
00411 static inline void DrawFrame(const Rect &r, Colours colour, StringID str)
00412 {
00413 int x2 = r.left;
00414
00415 if (str != STR_NULL) x2 = DrawString(r.left + WD_FRAMETEXT_LEFT, r.right - WD_FRAMETEXT_RIGHT, r.top, str);
00416
00417 int c1 = _colour_gradient[colour][3];
00418 int c2 = _colour_gradient[colour][7];
00419
00420
00421 int dy1 = 4;
00422 if (str != STR_NULL) dy1 = FONT_HEIGHT_NORMAL / 2 - 1;
00423 int dy2 = dy1 + 1;
00424
00425 if (_current_text_dir == TD_LTR) {
00426
00427 GfxFillRect(r.left, r.top + dy1, r.left + 4, r.top + dy1, c1);
00428 GfxFillRect(r.left + 1, r.top + dy2, r.left + 4, r.top + dy2, c2);
00429
00430
00431 GfxFillRect(x2, r.top + dy1, r.right - 1, r.top + dy1, c1);
00432 GfxFillRect(x2, r.top + dy2, r.right - 2, r.top + dy2, c2);
00433 } else {
00434
00435 GfxFillRect(r.left, r.top + dy1, x2 - 2, r.top + dy1, c1);
00436 GfxFillRect(r.left + 1, r.top + dy2, x2 - 2, r.top + dy2, c2);
00437
00438
00439 GfxFillRect(r.right - 5, r.top + dy1, r.right - 1, r.top + dy1, c1);
00440 GfxFillRect(r.right - 5, r.top + dy2, r.right - 2, r.top + dy2, c2);
00441 }
00442
00443
00444 GfxFillRect(r.left, r.top + dy2, r.left, r.bottom - 1, c1);
00445 GfxFillRect(r.left + 1, r.top + dy2 + 1, r.left + 1, r.bottom - 2, c2);
00446
00447
00448 GfxFillRect(r.right - 1, r.top + dy2, r.right - 1, r.bottom - 2, c1);
00449 GfxFillRect(r.right, r.top + dy1, r.right, r.bottom - 1, c2);
00450
00451 GfxFillRect(r.left + 1, r.bottom - 1, r.right - 1, r.bottom - 1, c1);
00452 GfxFillRect(r.left, r.bottom, r.right, r.bottom, c2);
00453 }
00454
00461 static inline void DrawShadeBox(const Rect &r, Colours colour, bool clicked)
00462 {
00463 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, (clicked) ? FR_LOWERED : FR_NONE);
00464 DrawSprite((clicked) ? SPR_WINDOW_SHADE : SPR_WINDOW_UNSHADE, PAL_NONE, r.left + WD_SHADEBOX_LEFT + clicked, r.top + WD_SHADEBOX_TOP + clicked);
00465 }
00466
00473 static inline void DrawStickyBox(const Rect &r, Colours colour, bool clicked)
00474 {
00475 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, (clicked) ? FR_LOWERED : FR_NONE);
00476 DrawSprite((clicked) ? SPR_PIN_UP : SPR_PIN_DOWN, PAL_NONE, r.left + WD_STICKYBOX_LEFT + clicked, r.top + WD_STICKYBOX_TOP + clicked);
00477 }
00478
00485 static inline void DrawDefSizeBox(const Rect &r, Colours colour, bool clicked)
00486 {
00487 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, (clicked) ? FR_LOWERED : FR_NONE);
00488 DrawSprite(SPR_WINDOW_DEFSIZE, PAL_NONE, r.left + WD_DEFSIZEBOX_LEFT + clicked, r.top + WD_DEFSIZEBOX_TOP + clicked);
00489 }
00490
00497 static inline void DrawDebugBox(const Rect &r, Colours colour, bool clicked)
00498 {
00499 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, (clicked) ? FR_LOWERED : FR_NONE);
00500 DrawSprite(SPR_WINDOW_DEBUG, PAL_NONE, r.left + WD_DEBUGBOX_LEFT + clicked, r.top + WD_DEBUGBOX_TOP + clicked);
00501 }
00502
00510 static inline void DrawResizeBox(const Rect &r, Colours colour, bool at_left, bool clicked)
00511 {
00512 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, (clicked) ? FR_LOWERED : FR_NONE);
00513 if (at_left) {
00514 DrawSprite(SPR_WINDOW_RESIZE_LEFT, PAL_NONE, r.left + WD_RESIZEBOX_RIGHT + clicked,
00515 r.bottom - WD_RESIZEBOX_BOTTOM - GetSpriteSize(SPR_WINDOW_RESIZE_LEFT).height + clicked);
00516 } else {
00517 DrawSprite(SPR_WINDOW_RESIZE_RIGHT, PAL_NONE, r.left + WD_RESIZEBOX_LEFT + clicked,
00518 r.bottom - WD_RESIZEBOX_BOTTOM - GetSpriteSize(SPR_WINDOW_RESIZE_RIGHT).height + clicked);
00519 }
00520 }
00521
00528 static inline void DrawCloseBox(const Rect &r, Colours colour, StringID str)
00529 {
00530 assert(str == STR_BLACK_CROSS || str == STR_SILVER_CROSS);
00531 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, FR_NONE);
00532 DrawString(r.left, r.right, r.top + WD_CLOSEBOX_TOP, str, TC_FROMSTRING, SA_HOR_CENTER);
00533 }
00534
00542 void DrawCaption(const Rect &r, Colours colour, Owner owner, StringID str)
00543 {
00544 DrawFrameRect(r.left, r.top, r.right, r.bottom, colour, FR_BORDERONLY);
00545 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);
00546
00547 if (owner != INVALID_OWNER) {
00548 GfxFillRect(r.left + 2, r.top + 2, r.right - 2, r.bottom - 2, _colour_gradient[_company_colours[owner]][4]);
00549 }
00550
00551 if (str != STR_NULL) {
00552 Dimension d = GetStringBoundingBox(str);
00553 int offset = max(0, ((int)(r.bottom - r.top + 1) - (int)d.height) / 2);
00554 DrawString(r.left + WD_CAPTIONTEXT_LEFT, r.right - WD_CAPTIONTEXT_RIGHT, r.top + offset, str, TC_FROMSTRING, SA_HOR_CENTER);
00555 }
00556 }
00557
00568 static inline void DrawButtonDropdown(const Rect &r, Colours colour, bool clicked_button, bool clicked_dropdown, StringID str)
00569 {
00570 int text_offset = max(0, ((int)(r.bottom - r.top + 1) - FONT_HEIGHT_NORMAL) / 2);
00571
00572 int dd_width = NWidgetLeaf::dropdown_dimension.width;
00573
00574 if (_current_text_dir == TD_LTR) {
00575 DrawFrameRect(r.left, r.top, r.right - dd_width, r.bottom, colour, clicked_button ? FR_LOWERED : FR_NONE);
00576 DrawFrameRect(r.right + 1 - dd_width, r.top, r.right, r.bottom, colour, clicked_dropdown ? FR_LOWERED : FR_NONE);
00577 DrawString(r.right - dd_width + (clicked_dropdown ? 2 : 1), r.right, r.top + (clicked_dropdown ? 2 : 1), DOWNARROW, TC_BLACK, SA_HOR_CENTER);
00578 if (str != STR_NULL) DrawString(r.left + WD_DROPDOWNTEXT_LEFT + clicked_button, r.right - dd_width - WD_DROPDOWNTEXT_RIGHT + clicked_button, r.top + text_offset + clicked_button, str, TC_BLACK);
00579 } else {
00580 DrawFrameRect(r.left + dd_width, r.top, r.right, r.bottom, colour, clicked_button ? FR_LOWERED : FR_NONE);
00581 DrawFrameRect(r.left, r.top, r.left + dd_width - 1, r.bottom, colour, clicked_dropdown ? FR_LOWERED : FR_NONE);
00582 DrawString(r.left + (clicked_dropdown ? 2 : 1), r.left + dd_width, r.top + (clicked_dropdown ? 2 : 1), DOWNARROW, TC_BLACK, SA_HOR_CENTER);
00583 if (str != STR_NULL) DrawString(r.left + dd_width + WD_DROPDOWNTEXT_LEFT + clicked_button, r.right - WD_DROPDOWNTEXT_RIGHT + clicked_button, r.top + text_offset + clicked_button, str, TC_BLACK);
00584 }
00585 }
00586
00594 static inline void DrawDropdown(const Rect &r, Colours colour, bool clicked, StringID str)
00595 {
00596 DrawButtonDropdown(r, colour, false, clicked, str);
00597 }
00598
00602 void Window::DrawWidgets() const
00603 {
00604 this->nested_root->Draw(this);
00605
00606 if (this->flags & WF_WHITE_BORDER) {
00607 DrawFrameRect(0, 0, this->width - 1, this->height - 1, COLOUR_WHITE, FR_BORDERONLY);
00608 }
00609
00610 if (this->flags & WF_HIGHLIGHTED) {
00611 extern bool _window_highlight_colour;
00612 for (uint i = 0; i < this->nested_array_size; i++) {
00613 const NWidgetBase *widget = this->GetWidget<NWidgetBase>(i);
00614 if (widget == NULL || !widget->IsHighlighted()) continue;
00615
00616 int left = widget->pos_x;
00617 int top = widget->pos_y;
00618 int right = left + widget->current_x - 1;
00619 int bottom = top + widget->current_y - 1;
00620
00621 int colour = _string_colourmap[_window_highlight_colour ? widget->GetHighlightColour() : TC_WHITE];
00622
00623 GfxFillRect(left, top, left, bottom - WD_BEVEL_BOTTOM, colour);
00624 GfxFillRect(left + WD_BEVEL_LEFT, top, right - WD_BEVEL_RIGHT, top, colour);
00625 GfxFillRect(right, top, right, bottom - WD_BEVEL_BOTTOM, colour);
00626 GfxFillRect(left, bottom, right, bottom, colour);
00627 }
00628 }
00629 }
00630
00636 void Window::DrawSortButtonState(int widget, SortButtonState state) const
00637 {
00638 if (state == SBS_OFF) return;
00639
00640 assert(this->nested_array != NULL);
00641 const NWidgetBase *nwid = this->GetWidget<NWidgetBase>(widget);
00642
00643 int offset = this->IsWidgetLowered(widget) ? 1 : 0;
00644 int base = offset + nwid->pos_x + (_current_text_dir == TD_LTR ? nwid->current_x - WD_SORTBUTTON_ARROW_WIDTH : 0);
00645 int top = nwid->pos_y;
00646
00647 DrawString(base, base + WD_SORTBUTTON_ARROW_WIDTH, top + 1 + offset, state == SBS_DOWN ? DOWNARROW : UPARROW, TC_BLACK, SA_HOR_CENTER);
00648 }
00649
00650
00708 NWidgetBase::NWidgetBase(WidgetType tp) : ZeroedMemoryAllocator()
00709 {
00710 this->type = tp;
00711 }
00712
00713
00714
00762 void NWidgetBase::SetDirty(const Window *w) const
00763 {
00764 int abs_left = w->left + this->pos_x;
00765 int abs_top = w->top + this->pos_y;
00766 SetDirtyBlocks(abs_left, abs_top, abs_left + this->current_x, abs_top + this->current_y);
00767 }
00768
00782 NWidgetBase *NWidgetBase::GetWidgetOfType(WidgetType tp)
00783 {
00784 return (this->type == tp) ? this : NULL;
00785 }
00786
00793 NWidgetResizeBase::NWidgetResizeBase(WidgetType tp, uint fill_x, uint fill_y) : NWidgetBase(tp)
00794 {
00795 this->fill_x = fill_x;
00796 this->fill_y = fill_y;
00797 }
00798
00804 void NWidgetResizeBase::SetMinimalSize(uint min_x, uint min_y)
00805 {
00806 this->min_x = min_x;
00807 this->min_y = min_y;
00808 }
00809
00816 void NWidgetResizeBase::SetMinimalTextLines(uint8 min_lines, uint8 spacing, FontSize size)
00817 {
00818 this->min_y = min_lines * GetCharacterHeight(size) + spacing;
00819 }
00820
00826 void NWidgetResizeBase::SetFill(uint fill_x, uint fill_y)
00827 {
00828 this->fill_x = fill_x;
00829 this->fill_y = fill_y;
00830 }
00831
00837 void NWidgetResizeBase::SetResize(uint resize_x, uint resize_y)
00838 {
00839 this->resize_x = resize_x;
00840 this->resize_y = resize_y;
00841 }
00842
00843 void NWidgetResizeBase::AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)
00844 {
00845 this->StoreSizePosition(sizing, x, y, given_width, given_height);
00846 }
00847
00857 NWidgetCore::NWidgetCore(WidgetType tp, Colours colour, uint fill_x, uint fill_y, uint32 widget_data, StringID tool_tip) : NWidgetResizeBase(tp, fill_x, fill_y)
00858 {
00859 this->colour = colour;
00860 this->index = -1;
00861 this->widget_data = widget_data;
00862 this->tool_tip = tool_tip;
00863 this->scrollbar_index = -1;
00864 }
00865
00870 void NWidgetCore::SetIndex(int index)
00871 {
00872 assert(index >= 0);
00873 this->index = index;
00874 }
00875
00881 void NWidgetCore::SetDataTip(uint32 widget_data, StringID tool_tip)
00882 {
00883 this->widget_data = widget_data;
00884 this->tool_tip = tool_tip;
00885 }
00886
00887 void NWidgetCore::FillNestedArray(NWidgetBase **array, uint length)
00888 {
00889 if (this->index >= 0 && (uint)(this->index) < length) array[this->index] = this;
00890 }
00891
00892 NWidgetCore *NWidgetCore::GetWidgetFromPos(int x, int y)
00893 {
00894 return (IsInsideBS(x, this->pos_x, this->current_x) && IsInsideBS(y, this->pos_y, this->current_y)) ? this : NULL;
00895 }
00896
00901 NWidgetContainer::NWidgetContainer(WidgetType tp) : NWidgetBase(tp)
00902 {
00903 this->head = NULL;
00904 this->tail = NULL;
00905 }
00906
00907 NWidgetContainer::~NWidgetContainer()
00908 {
00909 while (this->head != NULL) {
00910 NWidgetBase *wid = this->head->next;
00911 delete this->head;
00912 this->head = wid;
00913 }
00914 this->tail = NULL;
00915 }
00916
00917 NWidgetBase *NWidgetContainer::GetWidgetOfType(WidgetType tp)
00918 {
00919 if (this->type == tp) return this;
00920 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
00921 NWidgetBase *nwid = child_wid->GetWidgetOfType(tp);
00922 if (nwid != NULL) return nwid;
00923 }
00924 return NULL;
00925 }
00926
00931 void NWidgetContainer::Add(NWidgetBase *wid)
00932 {
00933 assert(wid->next == NULL && wid->prev == NULL);
00934
00935 if (this->head == NULL) {
00936 this->head = wid;
00937 this->tail = wid;
00938 } else {
00939 assert(this->tail != NULL);
00940 assert(this->tail->next == NULL);
00941
00942 this->tail->next = wid;
00943 wid->prev = this->tail;
00944 this->tail = wid;
00945 }
00946 }
00947
00948 void NWidgetContainer::FillNestedArray(NWidgetBase **array, uint length)
00949 {
00950 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
00951 child_wid->FillNestedArray(array, length);
00952 }
00953 }
00954
00958 NWidgetStacked::NWidgetStacked() : NWidgetContainer(NWID_SELECTION)
00959 {
00960 this->index = -1;
00961 }
00962
00963 void NWidgetStacked::SetIndex(int index)
00964 {
00965 this->index = index;
00966 }
00967
00968 void NWidgetStacked::SetupSmallestSize(Window *w, bool init_array)
00969 {
00970 if (this->index >= 0 && init_array) {
00971 assert(w->nested_array_size > (uint)this->index);
00972 w->nested_array[this->index] = this;
00973 }
00974
00975
00976 if (this->shown_plane >= SZSP_BEGIN) {
00977 Dimension size = {0, 0};
00978 Dimension padding = {0, 0};
00979 Dimension fill = {(this->shown_plane == SZSP_HORIZONTAL), (this->shown_plane == SZSP_VERTICAL)};
00980 Dimension resize = {(this->shown_plane == SZSP_HORIZONTAL), (this->shown_plane == SZSP_VERTICAL)};
00981
00982 if (this->index >= 0) w->UpdateWidgetSize(this->index, &size, padding, &fill, &resize);
00983
00984 this->smallest_x = size.width;
00985 this->smallest_y = size.height;
00986 this->fill_x = fill.width;
00987 this->fill_y = fill.height;
00988 this->resize_x = resize.width;
00989 this->resize_y = resize.height;
00990 return;
00991 }
00992
00993
00994 this->smallest_x = 0;
00995 this->smallest_y = 0;
00996 this->fill_x = (this->head != NULL) ? 1 : 0;
00997 this->fill_y = (this->head != NULL) ? 1 : 0;
00998 this->resize_x = (this->head != NULL) ? 1 : 0;
00999 this->resize_y = (this->head != NULL) ? 1 : 0;
01000 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01001 child_wid->SetupSmallestSize(w, init_array);
01002
01003 this->smallest_x = max(this->smallest_x, child_wid->smallest_x + child_wid->padding_left + child_wid->padding_right);
01004 this->smallest_y = max(this->smallest_y, child_wid->smallest_y + child_wid->padding_top + child_wid->padding_bottom);
01005 this->fill_x = LeastCommonMultiple(this->fill_x, child_wid->fill_x);
01006 this->fill_y = LeastCommonMultiple(this->fill_y, child_wid->fill_y);
01007 this->resize_x = LeastCommonMultiple(this->resize_x, child_wid->resize_x);
01008 this->resize_y = LeastCommonMultiple(this->resize_y, child_wid->resize_y);
01009 }
01010 }
01011
01012 void NWidgetStacked::AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)
01013 {
01014 assert(given_width >= this->smallest_x && given_height >= this->smallest_y);
01015 this->StoreSizePosition(sizing, x, y, given_width, given_height);
01016
01017 if (this->shown_plane >= SZSP_BEGIN) return;
01018
01019 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01020 uint hor_step = (sizing == ST_SMALLEST) ? 1 : child_wid->GetHorizontalStepSize(sizing);
01021 uint child_width = ComputeMaxSize(child_wid->smallest_x, given_width - child_wid->padding_left - child_wid->padding_right, hor_step);
01022 uint child_pos_x = (rtl ? child_wid->padding_right : child_wid->padding_left);
01023
01024 uint vert_step = (sizing == ST_SMALLEST) ? 1 : child_wid->GetVerticalStepSize(sizing);
01025 uint child_height = ComputeMaxSize(child_wid->smallest_y, given_height - child_wid->padding_top - child_wid->padding_bottom, vert_step);
01026 uint child_pos_y = child_wid->padding_top;
01027
01028 child_wid->AssignSizePosition(sizing, x + child_pos_x, y + child_pos_y, child_width, child_height, rtl);
01029 }
01030 }
01031
01032 void NWidgetStacked::FillNestedArray(NWidgetBase **array, uint length)
01033 {
01034 if (this->index >= 0 && (uint)(this->index) < length) array[this->index] = this;
01035 NWidgetContainer::FillNestedArray(array, length);
01036 }
01037
01038 void NWidgetStacked::Draw(const Window *w)
01039 {
01040 if (this->shown_plane >= SZSP_BEGIN) return;
01041
01042 int plane = 0;
01043 for (NWidgetBase *child_wid = this->head; child_wid != NULL; plane++, child_wid = child_wid->next) {
01044 if (plane == this->shown_plane) {
01045 child_wid->Draw(w);
01046 return;
01047 }
01048 }
01049
01050 NOT_REACHED();
01051 }
01052
01053 NWidgetCore *NWidgetStacked::GetWidgetFromPos(int x, int y)
01054 {
01055 if (this->shown_plane >= SZSP_BEGIN) return NULL;
01056
01057 if (!IsInsideBS(x, this->pos_x, this->current_x) || !IsInsideBS(y, this->pos_y, this->current_y)) return NULL;
01058 int plane = 0;
01059 for (NWidgetBase *child_wid = this->head; child_wid != NULL; plane++, child_wid = child_wid->next) {
01060 if (plane == this->shown_plane) {
01061 return child_wid->GetWidgetFromPos(x, y);
01062 }
01063 }
01064 return NULL;
01065 }
01066
01071 void NWidgetStacked::SetDisplayedPlane(int plane)
01072 {
01073 this->shown_plane = plane;
01074 }
01075
01076 NWidgetPIPContainer::NWidgetPIPContainer(WidgetType tp, NWidContainerFlags flags) : NWidgetContainer(tp)
01077 {
01078 this->flags = flags;
01079 }
01080
01090 void NWidgetPIPContainer::SetPIP(uint8 pip_pre, uint8 pip_inter, uint8 pip_post)
01091 {
01092 this->pip_pre = pip_pre;
01093 this->pip_inter = pip_inter;
01094 this->pip_post = pip_post;
01095 }
01096
01097 void NWidgetPIPContainer::Draw(const Window *w)
01098 {
01099 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01100 child_wid->Draw(w);
01101 }
01102 }
01103
01104 NWidgetCore *NWidgetPIPContainer::GetWidgetFromPos(int x, int y)
01105 {
01106 if (!IsInsideBS(x, this->pos_x, this->current_x) || !IsInsideBS(y, this->pos_y, this->current_y)) return NULL;
01107
01108 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01109 NWidgetCore *nwid = child_wid->GetWidgetFromPos(x, y);
01110 if (nwid != NULL) return nwid;
01111 }
01112 return NULL;
01113 }
01114
01116 NWidgetHorizontal::NWidgetHorizontal(NWidContainerFlags flags) : NWidgetPIPContainer(NWID_HORIZONTAL, flags)
01117 {
01118 }
01119
01120 void NWidgetHorizontal::SetupSmallestSize(Window *w, bool init_array)
01121 {
01122 this->smallest_x = 0;
01123 this->smallest_y = 0;
01124 this->fill_x = 0;
01125 this->fill_y = 1;
01126 this->resize_x = 0;
01127 this->resize_y = 1;
01128
01129
01130 uint longest = 0;
01131 uint max_vert_fill = 0;
01132 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01133 child_wid->SetupSmallestSize(w, init_array);
01134 longest = max(longest, child_wid->smallest_x);
01135 max_vert_fill = max(max_vert_fill, child_wid->GetVerticalStepSize(ST_SMALLEST));
01136 this->smallest_y = max(this->smallest_y, child_wid->smallest_y + child_wid->padding_top + child_wid->padding_bottom);
01137 }
01138
01139 uint max_smallest = this->smallest_y + 3 * max_vert_fill;
01140 uint cur_height = this->smallest_y;
01141 for (;;) {
01142 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01143 uint step_size = child_wid->GetVerticalStepSize(ST_SMALLEST);
01144 uint child_height = child_wid->smallest_y + child_wid->padding_top + child_wid->padding_bottom;
01145 if (step_size > 1 && child_height < cur_height) {
01146 uint remainder = (cur_height - child_height) % step_size;
01147 if (remainder > 0) {
01148 cur_height += step_size - remainder;
01149 assert(cur_height < max_smallest);
01150
01151 }
01152 }
01153 }
01154 if (this->smallest_y == cur_height) break;
01155 this->smallest_y = cur_height;
01156 }
01157
01158 if (this->flags & NC_EQUALSIZE) {
01159 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01160 if (child_wid->fill_x == 1) child_wid->smallest_x = longest;
01161 }
01162 }
01163
01164 if (this->head != NULL) this->head->padding_left += this->pip_pre;
01165 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01166 if (child_wid->next != NULL) {
01167 child_wid->padding_right += this->pip_inter;
01168 } else {
01169 child_wid->padding_right += this->pip_post;
01170 }
01171
01172 this->smallest_x += child_wid->smallest_x + child_wid->padding_left + child_wid->padding_right;
01173 if (child_wid->fill_x > 0) {
01174 if (this->fill_x == 0 || this->fill_x > child_wid->fill_x) this->fill_x = child_wid->fill_x;
01175 }
01176 this->fill_y = LeastCommonMultiple(this->fill_y, child_wid->fill_y);
01177
01178 if (child_wid->resize_x > 0) {
01179 if (this->resize_x == 0 || this->resize_x > child_wid->resize_x) this->resize_x = child_wid->resize_x;
01180 }
01181 this->resize_y = LeastCommonMultiple(this->resize_y, child_wid->resize_y);
01182 }
01183
01184 this->pip_pre = this->pip_inter = this->pip_post = 0;
01185 }
01186
01187 void NWidgetHorizontal::AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)
01188 {
01189 assert(given_width >= this->smallest_x && given_height >= this->smallest_y);
01190
01191
01192 uint additional_length = given_width;
01193 if (sizing == ST_SMALLEST && (this->flags & NC_EQUALSIZE)) {
01194
01195 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01196 additional_length -= child_wid->smallest_x + child_wid->padding_right + child_wid->padding_left;
01197 }
01198 } else {
01199 additional_length -= this->smallest_x;
01200 }
01201
01202 this->StoreSizePosition(sizing, x, y, given_width, given_height);
01203
01204
01205
01206
01207
01208
01209
01210
01211
01212
01213
01214
01215
01216
01217
01218 int num_changing_childs = 0;
01219 uint biggest_stepsize = 0;
01220 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01221 uint hor_step = child_wid->GetHorizontalStepSize(sizing);
01222 if (hor_step > 0) {
01223 num_changing_childs++;
01224 biggest_stepsize = max(biggest_stepsize, hor_step);
01225 } else {
01226 child_wid->current_x = child_wid->smallest_x;
01227 }
01228
01229 uint vert_step = (sizing == ST_SMALLEST) ? 1 : child_wid->GetVerticalStepSize(sizing);
01230 child_wid->current_y = ComputeMaxSize(child_wid->smallest_y, given_height - child_wid->padding_top - child_wid->padding_bottom, vert_step);
01231 }
01232
01233
01234 while (biggest_stepsize > 0) {
01235 uint next_biggest_stepsize = 0;
01236 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01237 uint hor_step = child_wid->GetHorizontalStepSize(sizing);
01238 if (hor_step > biggest_stepsize) continue;
01239 if (hor_step == biggest_stepsize) {
01240 uint increment = additional_length / num_changing_childs;
01241 num_changing_childs--;
01242 if (hor_step > 1) increment -= increment % hor_step;
01243 child_wid->current_x = child_wid->smallest_x + increment;
01244 additional_length -= increment;
01245 continue;
01246 }
01247 next_biggest_stepsize = max(next_biggest_stepsize, hor_step);
01248 }
01249 biggest_stepsize = next_biggest_stepsize;
01250 }
01251 assert(num_changing_childs == 0);
01252
01253
01254 uint position = rtl ? this->current_x : 0;
01255 NWidgetBase *child_wid = this->head;
01256 while (child_wid != NULL) {
01257 uint child_width = child_wid->current_x;
01258 uint child_x = x + (rtl ? position - child_width - child_wid->padding_left : position + child_wid->padding_left);
01259 uint child_y = y + child_wid->padding_top;
01260
01261 child_wid->AssignSizePosition(sizing, child_x, child_y, child_width, child_wid->current_y, rtl);
01262 uint padded_child_width = child_width + child_wid->padding_right + child_wid->padding_left;
01263 position = rtl ? position - padded_child_width : position + padded_child_width;
01264
01265 child_wid = child_wid->next;
01266 }
01267 }
01268
01270 NWidgetHorizontalLTR::NWidgetHorizontalLTR(NWidContainerFlags flags) : NWidgetHorizontal(flags)
01271 {
01272 this->type = NWID_HORIZONTAL_LTR;
01273 }
01274
01275 void NWidgetHorizontalLTR::AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)
01276 {
01277 NWidgetHorizontal::AssignSizePosition(sizing, x, y, given_width, given_height, false);
01278 }
01279
01281 NWidgetVertical::NWidgetVertical(NWidContainerFlags flags) : NWidgetPIPContainer(NWID_VERTICAL, flags)
01282 {
01283 }
01284
01285 void NWidgetVertical::SetupSmallestSize(Window *w, bool init_array)
01286 {
01287 this->smallest_x = 0;
01288 this->smallest_y = 0;
01289 this->fill_x = 1;
01290 this->fill_y = 0;
01291 this->resize_x = 1;
01292 this->resize_y = 0;
01293
01294
01295 uint highest = 0;
01296 uint max_hor_fill = 0;
01297 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01298 child_wid->SetupSmallestSize(w, init_array);
01299 highest = max(highest, child_wid->smallest_y);
01300 max_hor_fill = max(max_hor_fill, child_wid->GetHorizontalStepSize(ST_SMALLEST));
01301 this->smallest_x = max(this->smallest_x, child_wid->smallest_x + child_wid->padding_left + child_wid->padding_right);
01302 }
01303
01304 uint max_smallest = this->smallest_x + 3 * max_hor_fill;
01305 uint cur_width = this->smallest_x;
01306 for (;;) {
01307 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01308 uint step_size = child_wid->GetHorizontalStepSize(ST_SMALLEST);
01309 uint child_width = child_wid->smallest_x + child_wid->padding_left + child_wid->padding_right;
01310 if (step_size > 1 && child_width < cur_width) {
01311 uint remainder = (cur_width - child_width) % step_size;
01312 if (remainder > 0) {
01313 cur_width += step_size - remainder;
01314 assert(cur_width < max_smallest);
01315
01316 }
01317 }
01318 }
01319 if (this->smallest_x == cur_width) break;
01320 this->smallest_x = cur_width;
01321 }
01322
01323 if (this->flags & NC_EQUALSIZE) {
01324 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01325 if (child_wid->fill_y == 1) child_wid->smallest_y = highest;
01326 }
01327 }
01328
01329 if (this->head != NULL) this->head->padding_top += this->pip_pre;
01330 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01331 if (child_wid->next != NULL) {
01332 child_wid->padding_bottom += this->pip_inter;
01333 } else {
01334 child_wid->padding_bottom += this->pip_post;
01335 }
01336
01337 this->smallest_y += child_wid->smallest_y + child_wid->padding_top + child_wid->padding_bottom;
01338 if (child_wid->fill_y > 0) {
01339 if (this->fill_y == 0 || this->fill_y > child_wid->fill_y) this->fill_y = child_wid->fill_y;
01340 }
01341 this->fill_x = LeastCommonMultiple(this->fill_x, child_wid->fill_x);
01342
01343 if (child_wid->resize_y > 0) {
01344 if (this->resize_y == 0 || this->resize_y > child_wid->resize_y) this->resize_y = child_wid->resize_y;
01345 }
01346 this->resize_x = LeastCommonMultiple(this->resize_x, child_wid->resize_x);
01347 }
01348
01349 this->pip_pre = this->pip_inter = this->pip_post = 0;
01350 }
01351
01352 void NWidgetVertical::AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)
01353 {
01354 assert(given_width >= this->smallest_x && given_height >= this->smallest_y);
01355
01356
01357 uint additional_length = given_height;
01358 if (sizing == ST_SMALLEST && (this->flags & NC_EQUALSIZE)) {
01359
01360 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01361 additional_length -= child_wid->smallest_y + child_wid->padding_top + child_wid->padding_bottom;
01362 }
01363 } else {
01364 additional_length -= this->smallest_y;
01365 }
01366
01367 this->StoreSizePosition(sizing, x, y, given_width, given_height);
01368
01369
01370
01371
01372
01373
01374 int num_changing_childs = 0;
01375 uint biggest_stepsize = 0;
01376 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01377 uint vert_step = child_wid->GetVerticalStepSize(sizing);
01378 if (vert_step > 0) {
01379 num_changing_childs++;
01380 biggest_stepsize = max(biggest_stepsize, vert_step);
01381 } else {
01382 child_wid->current_y = child_wid->smallest_y;
01383 }
01384
01385 uint hor_step = (sizing == ST_SMALLEST) ? 1 : child_wid->GetHorizontalStepSize(sizing);
01386 child_wid->current_x = ComputeMaxSize(child_wid->smallest_x, given_width - child_wid->padding_left - child_wid->padding_right, hor_step);
01387 }
01388
01389
01390 while (biggest_stepsize > 0) {
01391 uint next_biggest_stepsize = 0;
01392 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01393 uint vert_step = child_wid->GetVerticalStepSize(sizing);
01394 if (vert_step > biggest_stepsize) continue;
01395 if (vert_step == biggest_stepsize) {
01396 uint increment = additional_length / num_changing_childs;
01397 num_changing_childs--;
01398 if (vert_step > 1) increment -= increment % vert_step;
01399 child_wid->current_y = child_wid->smallest_y + increment;
01400 additional_length -= increment;
01401 continue;
01402 }
01403 next_biggest_stepsize = max(next_biggest_stepsize, vert_step);
01404 }
01405 biggest_stepsize = next_biggest_stepsize;
01406 }
01407 assert(num_changing_childs == 0);
01408
01409
01410 uint position = 0;
01411 for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
01412 uint child_x = x + (rtl ? child_wid->padding_right : child_wid->padding_left);
01413 uint child_height = child_wid->current_y;
01414
01415 child_wid->AssignSizePosition(sizing, child_x, y + position + child_wid->padding_top, child_wid->current_x, child_height, rtl);
01416 position += child_height + child_wid->padding_top + child_wid->padding_bottom;
01417 }
01418 }
01419
01425 NWidgetSpacer::NWidgetSpacer(int length, int height) : NWidgetResizeBase(NWID_SPACER, 0, 0)
01426 {
01427 this->SetMinimalSize(length, height);
01428 this->SetResize(0, 0);
01429 }
01430
01431 void NWidgetSpacer::SetupSmallestSize(Window *w, bool init_array)
01432 {
01433 this->smallest_x = this->min_x;
01434 this->smallest_y = this->min_y;
01435 }
01436
01437 void NWidgetSpacer::FillNestedArray(NWidgetBase **array, uint length)
01438 {
01439 }
01440
01441 void NWidgetSpacer::Draw(const Window *w)
01442 {
01443
01444 }
01445
01446 void NWidgetSpacer::SetDirty(const Window *w) const
01447 {
01448
01449 }
01450
01451 NWidgetCore *NWidgetSpacer::GetWidgetFromPos(int x, int y)
01452 {
01453 return NULL;
01454 }
01455
01456 NWidgetMatrix::NWidgetMatrix() : NWidgetPIPContainer(NWID_MATRIX, NC_EQUALSIZE), index(-1), clicked(-1), count(-1)
01457 {
01458 }
01459
01460 void NWidgetMatrix::SetIndex(int index)
01461 {
01462 this->index = index;
01463 }
01464
01465 void NWidgetMatrix::SetColour(Colours colour)
01466 {
01467 this->colour = colour;
01468 }
01469
01474 void NWidgetMatrix::SetClicked(int clicked)
01475 {
01476 this->clicked = clicked;
01477 if (this->clicked >= 0 && this->sb != NULL && this->widgets_x != 0) {
01478 int vpos = (this->clicked / this->widgets_x) * this->widget_h;
01479
01480
01481 if (this->sb->GetPosition() < vpos) vpos += this->widget_h - this->pip_inter - 1;
01482 this->sb->ScrollTowards(vpos);
01483 }
01484 }
01485
01491 void NWidgetMatrix::SetCount(int count)
01492 {
01493 this->count = count;
01494
01495 if (this->sb == NULL || this->widgets_x == 0) return;
01496
01497
01498
01499
01500
01501
01502 count = CeilDiv(count, this->sb->IsVertical() ? this->widgets_x : this->widgets_y);
01503 count *= (this->sb->IsVertical() ? this->head->smallest_y : this->head->smallest_x) + this->pip_inter;
01504 if (count > 0) count -= this->pip_inter;
01505 count += this->pip_pre + this->pip_post;
01506 this->sb->SetCount(count);
01507 this->sb->SetCapacity(this->sb->IsVertical() ? this->current_y : this->current_x);
01508 this->sb->SetStepSize(this->sb->IsVertical() ? this->widget_h : this->widget_w);
01509 }
01510
01515 void NWidgetMatrix::SetScrollbar(Scrollbar *sb)
01516 {
01517 this->sb = sb;
01518 }
01519
01520 void NWidgetMatrix::SetupSmallestSize(Window *w, bool init_array)
01521 {
01522 assert(this->head != NULL);
01523 assert(this->head->next == NULL);
01524
01525 if (this->index >= 0 && init_array) {
01526 assert(w->nested_array_size > (uint)this->index);
01527 w->nested_array[this->index] = this;
01528 }
01529
01530
01531 NWidgetCore *nw = dynamic_cast<NWidgetCore *>(this->head);
01532 assert(nw != NULL);
01533 SB(nw->index, 16, 16, 0);
01534 this->head->SetupSmallestSize(w, init_array);
01535
01536 Dimension padding = {this->pip_pre + this->pip_post, this->pip_pre + this->pip_post};
01537 Dimension size = {this->head->smallest_x + padding.width, this->head->smallest_y + padding.height};
01538 Dimension fill = {0, 0};
01539 Dimension resize = {this->pip_inter + this->head->smallest_x, this->pip_inter + this->head->smallest_y};
01540
01541 if (this->index >= 0) w->UpdateWidgetSize(this->index, &size, padding, &fill, &resize);
01542
01543 this->smallest_x = size.width;
01544 this->smallest_y = size.height;
01545 this->fill_x = fill.width;
01546 this->fill_y = fill.height;
01547 this->resize_x = resize.width;
01548 this->resize_y = resize.height;
01549 }
01550
01551 void NWidgetMatrix::AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)
01552 {
01553 assert(given_width >= this->smallest_x && given_height >= this->smallest_y);
01554
01555 this->pos_x = x;
01556 this->pos_y = y;
01557 this->current_x = given_width;
01558 this->current_y = given_height;
01559
01560
01561 this->widget_w = this->head->smallest_x + this->pip_inter;
01562 this->widget_h = this->head->smallest_y + this->pip_inter;
01563
01564
01565
01566 this->widgets_x = CeilDiv(this->current_x - this->pip_pre - this->pip_post + this->pip_inter, this->widget_w);
01567 this->widgets_y = CeilDiv(this->current_y - this->pip_pre - this->pip_post + this->pip_inter, this->widget_h);
01568
01569
01570
01571
01572 this->SetCount(this->count);
01573 }
01574
01575 void NWidgetMatrix::FillNestedArray(NWidgetBase **array, uint length)
01576 {
01577 if (this->index >= 0 && (uint)(this->index) < length) array[this->index] = this;
01578 NWidgetContainer::FillNestedArray(array, length);
01579 }
01580
01581 NWidgetCore *NWidgetMatrix::GetWidgetFromPos(int x, int y)
01582 {
01583
01584 if (!IsInsideBS(x, this->pos_x, this->current_x) || !IsInsideBS(y, this->pos_y, this->current_y)) return NULL;
01585
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 bool rtl = _current_text_dir == TD_RTL;
01590
01591 int widget_col = (rtl ?
01592 -x + (int)this->pip_post + (int)this->pos_x + base_offs_x + (int)this->widget_w - 1 - (int)this->pip_inter :
01593 x - (int)this->pip_pre - (int)this->pos_x - base_offs_x
01594 ) / this->widget_w;
01595
01596 int widget_row = (y - base_offs_y - (int)this->pip_pre - (int)this->pos_y) / this->widget_h;
01597
01598 int sub_wid = (widget_row + start_y) * this->widgets_x + start_x + widget_col;
01599 if (sub_wid >= this->count) return NULL;
01600
01601 NWidgetCore *child = dynamic_cast<NWidgetCore *>(this->head);
01602 assert(child != NULL);
01603 child->AssignSizePosition(ST_RESIZE,
01604 this->pos_x + (rtl ? this->pip_post - widget_col * this->widget_w : this->pip_pre + widget_col * this->widget_w) + base_offs_x,
01605 this->pos_y + this->pip_pre + widget_row * this->widget_h + base_offs_y,
01606 child->smallest_x, child->smallest_y, rtl);
01607
01608 SB(child->index, 16, 16, sub_wid);
01609
01610 return child->GetWidgetFromPos(x, y);
01611 }
01612
01613 void NWidgetMatrix::Draw(const Window *w)
01614 {
01615
01616 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]);
01617
01618
01619 bool rtl = _current_text_dir == TD_RTL;
01620 DrawPixelInfo tmp_dpi;
01621 if (!FillDrawPixelInfo(&tmp_dpi, this->pos_x + (rtl ? this->pip_post : 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;
01622 DrawPixelInfo *old_dpi = _cur_dpi;
01623 _cur_dpi = &tmp_dpi;
01624
01625
01626 NWidgetCore *child = dynamic_cast<NWidgetCore *>(this->head);
01627 assert(child != NULL);
01628 int start_x, start_y, base_offs_x, base_offs_y;
01629 this->GetScrollOffsets(start_x, start_y, base_offs_x, base_offs_y);
01630
01631 int offs_y = base_offs_y;
01632 for (int y = start_y; y < start_y + this->widgets_y + 1; y++, offs_y += this->widget_h) {
01633
01634 if (offs_y + child->smallest_y <= 0) continue;
01635 if (offs_y >= (int)this->current_y) break;
01636
01637
01638 if (y * this->widgets_x >= this->count) break;
01639
01640 int offs_x = base_offs_x;
01641 for (int x = start_x; x < start_x + this->widgets_x + 1; x++, offs_x += rtl ? -this->widget_w : this->widget_w) {
01642
01643 if (offs_x + child->smallest_x <= 0) continue;
01644 if (offs_x >= (int)this->current_x) continue;
01645
01646
01647 int sub_wid = y * this->widgets_x + x;
01648 if (sub_wid >= this->count) break;
01649
01650 child->AssignSizePosition(ST_RESIZE, offs_x, offs_y, child->smallest_x, child->smallest_y, rtl);
01651 child->SetLowered(this->clicked == sub_wid);
01652 SB(child->index, 16, 16, sub_wid);
01653 child->Draw(w);
01654 }
01655 }
01656
01657
01658 _cur_dpi = old_dpi;
01659 }
01660
01668 void NWidgetMatrix::GetScrollOffsets(int &start_x, int &start_y, int &base_offs_x, int &base_offs_y)
01669 {
01670 base_offs_x = _current_text_dir == TD_RTL ? this->widget_w * (this->widgets_x - 1) : 0;
01671 base_offs_y = 0;
01672 start_x = 0;
01673 start_y = 0;
01674 if (this->sb != NULL) {
01675 if (this->sb->IsVertical()) {
01676 start_y = this->sb->GetPosition() / this->widget_h;
01677 base_offs_y += -this->sb->GetPosition() + start_y * this->widget_h;
01678 } else {
01679 start_x = this->sb->GetPosition() / this->widget_w;
01680 int sub_x = this->sb->GetPosition() - start_x * this->widget_w;
01681 if (_current_text_dir == TD_RTL) {
01682 base_offs_x += sub_x;
01683 } else {
01684 base_offs_x -= sub_x;
01685 }
01686 }
01687 }
01688 }
01689
01699 NWidgetBackground::NWidgetBackground(WidgetType tp, Colours colour, int index, NWidgetPIPContainer *child) : NWidgetCore(tp, colour, 1, 1, 0x0, STR_NULL)
01700 {
01701 assert(tp == WWT_PANEL || tp == WWT_INSET || tp == WWT_FRAME);
01702 if (index >= 0) this->SetIndex(index);
01703 this->child = child;
01704 }
01705
01706 NWidgetBackground::~NWidgetBackground()
01707 {
01708 if (this->child != NULL) delete this->child;
01709 }
01710
01718 void NWidgetBackground::Add(NWidgetBase *nwid)
01719 {
01720 if (this->child == NULL) {
01721 this->child = new NWidgetVertical();
01722 }
01723 this->child->Add(nwid);
01724 }
01725
01736 void NWidgetBackground::SetPIP(uint8 pip_pre, uint8 pip_inter, uint8 pip_post)
01737 {
01738 if (this->child == NULL) {
01739 this->child = new NWidgetVertical();
01740 }
01741 this->child->SetPIP(pip_pre, pip_inter, pip_post);
01742 }
01743
01744 void NWidgetBackground::SetupSmallestSize(Window *w, bool init_array)
01745 {
01746 if (init_array && this->index >= 0) {
01747 assert(w->nested_array_size > (uint)this->index);
01748 w->nested_array[this->index] = this;
01749 }
01750 if (this->child != NULL) {
01751 this->child->SetupSmallestSize(w, init_array);
01752
01753 this->smallest_x = this->child->smallest_x;
01754 this->smallest_y = this->child->smallest_y;
01755 this->fill_x = this->child->fill_x;
01756 this->fill_y = this->child->fill_y;
01757 this->resize_x = this->child->resize_x;
01758 this->resize_y = this->child->resize_y;
01759
01760
01761 if (w != NULL && this->type == WWT_FRAME) {
01762 this->child->padding_left = WD_FRAMETEXT_LEFT;
01763 this->child->padding_right = WD_FRAMETEXT_RIGHT;
01764 this->child->padding_top = max((int)WD_FRAMETEXT_TOP, this->widget_data != STR_NULL ? FONT_HEIGHT_NORMAL + WD_FRAMETEXT_TOP / 2 : 0);
01765 this->child->padding_bottom = WD_FRAMETEXT_BOTTOM;
01766
01767 this->smallest_x += this->child->padding_left + this->child->padding_right;
01768 this->smallest_y += this->child->padding_top + this->child->padding_bottom;
01769
01770 if (this->index >= 0) w->SetStringParameters(this->index);
01771 this->smallest_x = max(this->smallest_x, GetStringBoundingBox(this->widget_data).width + WD_FRAMETEXT_LEFT + WD_FRAMETEXT_RIGHT);
01772 }
01773 } else {
01774 Dimension d = {this->min_x, this->min_y};
01775 Dimension fill = {this->fill_x, this->fill_y};
01776 Dimension resize = {this->resize_x, this->resize_y};
01777 if (w != NULL) {
01778 if (this->type == WWT_FRAME || this->type == WWT_INSET) {
01779 if (this->index >= 0) w->SetStringParameters(this->index);
01780 Dimension background = GetStringBoundingBox(this->widget_data);
01781 background.width += (this->type == WWT_FRAME) ? (WD_FRAMETEXT_LEFT + WD_FRAMERECT_RIGHT) : (WD_INSET_LEFT + WD_INSET_RIGHT);
01782 d = maxdim(d, background);
01783 }
01784 if (this->index >= 0) {
01785 static const Dimension padding = {0, 0};
01786 w->UpdateWidgetSize(this->index, &d, padding, &fill, &resize);
01787 }
01788 }
01789 this->smallest_x = d.width;
01790 this->smallest_y = d.height;
01791 this->fill_x = fill.width;
01792 this->fill_y = fill.height;
01793 this->resize_x = resize.width;
01794 this->resize_y = resize.height;
01795 }
01796 }
01797
01798 void NWidgetBackground::AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)
01799 {
01800 this->StoreSizePosition(sizing, x, y, given_width, given_height);
01801
01802 if (this->child != NULL) {
01803 uint x_offset = (rtl ? this->child->padding_right : this->child->padding_left);
01804 uint width = given_width - this->child->padding_right - this->child->padding_left;
01805 uint height = given_height - this->child->padding_top - this->child->padding_bottom;
01806 this->child->AssignSizePosition(sizing, x + x_offset, y + this->child->padding_top, width, height, rtl);
01807 }
01808 }
01809
01810 void NWidgetBackground::FillNestedArray(NWidgetBase **array, uint length)
01811 {
01812 if (this->index >= 0 && (uint)(this->index) < length) array[this->index] = this;
01813 if (this->child != NULL) this->child->FillNestedArray(array, length);
01814 }
01815
01816 void NWidgetBackground::Draw(const Window *w)
01817 {
01818 if (this->current_x == 0 || this->current_y == 0) return;
01819
01820 Rect r;
01821 r.left = this->pos_x;
01822 r.right = this->pos_x + this->current_x - 1;
01823 r.top = this->pos_y;
01824 r.bottom = this->pos_y + this->current_y - 1;
01825
01826 const DrawPixelInfo *dpi = _cur_dpi;
01827 if (dpi->left > r.right || dpi->left + dpi->width <= r.left || dpi->top > r.bottom || dpi->top + dpi->height <= r.top) return;
01828
01829 switch (this->type) {
01830 case WWT_PANEL:
01831 assert(this->widget_data == 0);
01832 DrawFrameRect(r.left, r.top, r.right, r.bottom, this->colour, this->IsLowered() ? FR_LOWERED : FR_NONE);
01833 break;
01834
01835 case WWT_FRAME:
01836 if (this->index >= 0) w->SetStringParameters(this->index);
01837 DrawFrame(r, this->colour, this->widget_data);
01838 break;
01839
01840 case WWT_INSET:
01841 if (this->index >= 0) w->SetStringParameters(this->index);
01842 DrawInset(r, this->colour, this->widget_data);
01843 break;
01844
01845 default:
01846 NOT_REACHED();
01847 }
01848
01849 if (this->index >= 0) w->DrawWidget(r, this->index);
01850 if (this->child != NULL) this->child->Draw(w);
01851
01852 if (this->IsDisabled()) {
01853 GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, _colour_gradient[this->colour & 0xF][2], FILLRECT_CHECKER);
01854 }
01855 }
01856
01857 NWidgetCore *NWidgetBackground::GetWidgetFromPos(int x, int y)
01858 {
01859 NWidgetCore *nwid = NULL;
01860 if (IsInsideBS(x, this->pos_x, this->current_x) && IsInsideBS(y, this->pos_y, this->current_y)) {
01861 if (this->child != NULL) nwid = this->child->GetWidgetFromPos(x, y);
01862 if (nwid == NULL) nwid = this;
01863 }
01864 return nwid;
01865 }
01866
01867 NWidgetBase *NWidgetBackground::GetWidgetOfType(WidgetType tp)
01868 {
01869 NWidgetBase *nwid = NULL;
01870 if (this->child != NULL) nwid = this->child->GetWidgetOfType(tp);
01871 if (nwid == NULL && this->type == tp) nwid = this;
01872 return nwid;
01873 }
01874
01875 NWidgetViewport::NWidgetViewport(int index) : NWidgetCore(NWID_VIEWPORT, INVALID_COLOUR, 1, 1, 0x0, STR_NULL)
01876 {
01877 this->SetIndex(index);
01878 }
01879
01880 void NWidgetViewport::SetupSmallestSize(Window *w, bool init_array)
01881 {
01882 if (init_array && this->index >= 0) {
01883 assert(w->nested_array_size > (uint)this->index);
01884 w->nested_array[this->index] = this;
01885 }
01886 this->smallest_x = this->min_x;
01887 this->smallest_y = this->min_y;
01888 }
01889
01890 void NWidgetViewport::Draw(const Window *w)
01891 {
01892 if (this->disp_flags & ND_NO_TRANSPARENCY) {
01893 TransparencyOptionBits to_backup = _transparency_opt;
01894 _transparency_opt &= (1 << TO_SIGNS) | (1 << TO_LOADING);
01895 w->DrawViewport();
01896 _transparency_opt = to_backup;
01897 } else {
01898 w->DrawViewport();
01899 }
01900
01901
01902 if (this->disp_flags & (ND_SHADE_GREY | ND_SHADE_DIMMED)) {
01903 GfxFillRect(this->pos_x, this->pos_y, this->pos_x + this->current_x - 1, this->pos_y + this->current_y - 1,
01904 (this->disp_flags & ND_SHADE_DIMMED) ? PALETTE_TO_TRANSPARENT : PALETTE_NEWSPAPER, FILLRECT_RECOLOUR);
01905 }
01906 }
01907
01914 void NWidgetViewport::InitializeViewport(Window *w, uint32 follow_flags, ZoomLevel zoom)
01915 {
01916 InitializeWindowViewport(w, this->pos_x, this->pos_y, this->current_x, this->current_y, follow_flags, zoom);
01917 }
01918
01923 void NWidgetViewport::UpdateViewportCoordinates(Window *w)
01924 {
01925 ViewPort *vp = w->viewport;
01926 if (vp != NULL) {
01927 vp->left = w->left + this->pos_x;
01928 vp->top = w->top + this->pos_y;
01929 vp->width = this->current_x;
01930 vp->height = this->current_y;
01931
01932 vp->virtual_width = ScaleByZoom(vp->width, vp->zoom);
01933 vp->virtual_height = ScaleByZoom(vp->height, vp->zoom);
01934 }
01935 }
01936
01946 int Scrollbar::GetScrolledRowFromWidget(int clickpos, const Window * const w, int widget, int padding, int line_height) const
01947 {
01948 uint pos = w->GetRowFromWidget(clickpos, widget, padding, line_height);
01949 if (pos != INT_MAX) pos += this->GetPosition();
01950 return (pos >= this->GetCount()) ? INT_MAX : pos;
01951 }
01952
01960 void Scrollbar::SetCapacityFromWidget(Window *w, int widget, int padding)
01961 {
01962 NWidgetBase *nwid = w->GetWidget<NWidgetBase>(widget);
01963 if (this->IsVertical()) {
01964 this->SetCapacity(((int)nwid->current_y - padding) / (int)nwid->resize_y);
01965 } else {
01966 this->SetCapacity(((int)nwid->current_x - padding) / (int)nwid->resize_x);
01967 }
01968 }
01969
01976 NWidgetScrollbar::NWidgetScrollbar(WidgetType tp, Colours colour, int index) : NWidgetCore(tp, colour, 1, 1, 0x0, STR_NULL), Scrollbar(tp != NWID_HSCROLLBAR)
01977 {
01978 assert(tp == NWID_HSCROLLBAR || tp == NWID_VSCROLLBAR);
01979 this->SetIndex(index);
01980
01981 switch (this->type) {
01982 case NWID_HSCROLLBAR:
01983 this->SetMinimalSize(0, NWidgetScrollbar::GetHorizontalDimension().height);
01984 this->SetResize(1, 0);
01985 this->SetFill(1, 0);
01986 this->SetDataTip(0x0, STR_TOOLTIP_HSCROLL_BAR_SCROLLS_LIST);
01987 break;
01988
01989 case NWID_VSCROLLBAR:
01990 this->SetMinimalSize(NWidgetScrollbar::GetVerticalDimension().width, 0);
01991 this->SetResize(0, 1);
01992 this->SetFill(0, 1);
01993 this->SetDataTip(0x0, STR_TOOLTIP_VSCROLL_BAR_SCROLLS_LIST);
01994 break;
01995
01996 default: NOT_REACHED();
01997 }
01998 }
01999
02000 void NWidgetScrollbar::SetupSmallestSize(Window *w, bool init_array)
02001 {
02002 if (init_array && this->index >= 0) {
02003 assert(w->nested_array_size > (uint)this->index);
02004 w->nested_array[this->index] = this;
02005 }
02006 this->smallest_x = this->min_x;
02007 this->smallest_y = this->min_y;
02008 }
02009
02010 void NWidgetScrollbar::Draw(const Window *w)
02011 {
02012 if (this->current_x == 0 || this->current_y == 0) return;
02013
02014 Rect r;
02015 r.left = this->pos_x;
02016 r.right = this->pos_x + this->current_x - 1;
02017 r.top = this->pos_y;
02018 r.bottom = this->pos_y + this->current_y - 1;
02019
02020 const DrawPixelInfo *dpi = _cur_dpi;
02021 if (dpi->left > r.right || dpi->left + dpi->width <= r.left || dpi->top > r.bottom || dpi->top + dpi->height <= r.top) return;
02022
02023 bool up_lowered = HasBit(this->disp_flags, NDB_SCROLLBAR_UP);
02024 bool down_lowered = HasBit(this->disp_flags, NDB_SCROLLBAR_DOWN);
02025 bool middle_lowered = !(this->disp_flags & ND_SCROLLBAR_BTN) && w->scrolling_scrollbar == this->index;
02026
02027 if (this->type == NWID_HSCROLLBAR) {
02028 DrawHorizontalScrollbar(r, this->colour, up_lowered, middle_lowered, down_lowered, this);
02029 } else {
02030 DrawVerticalScrollbar(r, this->colour, up_lowered, middle_lowered, down_lowered, this);
02031 }
02032
02033 if (this->IsDisabled()) {
02034 GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, _colour_gradient[this->colour & 0xF][2], FILLRECT_CHECKER);
02035 }
02036 }
02037
02038 void NWidgetScrollbar::InvalidateDimensionCache()
02039 {
02040 vertical_dimension.width = vertical_dimension.height = 0;
02041 horizontal_dimension.width = horizontal_dimension.height = 0;
02042 }
02043
02044 Dimension NWidgetScrollbar::GetVerticalDimension()
02045 {
02046 static const Dimension extra = {WD_SCROLLBAR_LEFT + WD_SCROLLBAR_RIGHT, WD_SCROLLBAR_TOP + WD_SCROLLBAR_BOTTOM};
02047 if (vertical_dimension.width == 0) {
02048 vertical_dimension = maxdim(GetSpriteSize(SPR_ARROW_UP), GetSpriteSize(SPR_ARROW_DOWN));
02049 vertical_dimension.width += extra.width;
02050 vertical_dimension.height += extra.height;
02051 }
02052 return vertical_dimension;
02053 }
02054
02055 Dimension NWidgetScrollbar::GetHorizontalDimension()
02056 {
02057 static const Dimension extra = {WD_SCROLLBAR_LEFT + WD_SCROLLBAR_RIGHT, WD_SCROLLBAR_TOP + WD_SCROLLBAR_BOTTOM};
02058 if (horizontal_dimension.width == 0) {
02059 horizontal_dimension = maxdim(GetSpriteSize(SPR_ARROW_LEFT), GetSpriteSize(SPR_ARROW_RIGHT));
02060 horizontal_dimension.width += extra.width;
02061 horizontal_dimension.height += extra.height;
02062 }
02063 return horizontal_dimension;
02064 }
02065
02066 Dimension NWidgetScrollbar::vertical_dimension = {0, 0};
02067 Dimension NWidgetScrollbar::horizontal_dimension = {0, 0};
02068
02070 void NWidgetLeaf::InvalidateDimensionCache()
02071 {
02072 shadebox_dimension.width = shadebox_dimension.height = 0;
02073 debugbox_dimension.width = debugbox_dimension.height = 0;
02074 defsizebox_dimension.width = defsizebox_dimension.height = 0;
02075 stickybox_dimension.width = stickybox_dimension.height = 0;
02076 resizebox_dimension.width = resizebox_dimension.height = 0;
02077 closebox_dimension.width = closebox_dimension.height = 0;
02078 dropdown_dimension.width = dropdown_dimension.height = 0;
02079 }
02080
02081 Dimension NWidgetLeaf::shadebox_dimension = {0, 0};
02082 Dimension NWidgetLeaf::debugbox_dimension = {0, 0};
02083 Dimension NWidgetLeaf::defsizebox_dimension = {0, 0};
02084 Dimension NWidgetLeaf::stickybox_dimension = {0, 0};
02085 Dimension NWidgetLeaf::resizebox_dimension = {0, 0};
02086 Dimension NWidgetLeaf::closebox_dimension = {0, 0};
02087 Dimension NWidgetLeaf::dropdown_dimension = {0, 0};
02088
02097 NWidgetLeaf::NWidgetLeaf(WidgetType tp, Colours colour, int index, uint32 data, StringID tip) : NWidgetCore(tp, colour, 1, 1, data, tip)
02098 {
02099 assert(index >= 0 || tp == WWT_LABEL || tp == WWT_TEXT || tp == WWT_CAPTION || tp == WWT_RESIZEBOX || tp == WWT_SHADEBOX || tp == WWT_DEFSIZEBOX || tp == WWT_DEBUGBOX || tp == WWT_STICKYBOX || tp == WWT_CLOSEBOX);
02100 if (index >= 0) this->SetIndex(index);
02101 this->SetMinimalSize(0, 0);
02102 this->SetResize(0, 0);
02103
02104 switch (tp) {
02105 case WWT_EMPTY:
02106 break;
02107
02108 case WWT_PUSHBTN:
02109 case WWT_IMGBTN:
02110 case WWT_PUSHIMGBTN:
02111 case WWT_IMGBTN_2:
02112 case WWT_TEXTBTN:
02113 case WWT_PUSHTXTBTN:
02114 case WWT_TEXTBTN_2:
02115 case WWT_LABEL:
02116 case WWT_TEXT:
02117 case WWT_MATRIX:
02118 case NWID_BUTTON_DROPDOWN:
02119 case NWID_PUSHBUTTON_DROPDOWN:
02120 case WWT_ARROWBTN:
02121 case WWT_PUSHARROWBTN:
02122 this->SetFill(0, 0);
02123 break;
02124
02125 case WWT_EDITBOX: {
02126 Dimension sprite_size = GetSpriteSize(_current_text_dir == TD_RTL ? SPR_IMG_DELETE_RIGHT : SPR_IMG_DELETE_LEFT);
02127 this->SetMinimalSize(30 + sprite_size.width, sprite_size.height);
02128 this->SetFill(0, 0);
02129 break;
02130 }
02131
02132 case WWT_CAPTION:
02133 this->SetFill(1, 0);
02134 this->SetResize(1, 0);
02135 this->min_y = WD_CAPTION_HEIGHT;
02136 this->SetDataTip(data, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS);
02137 break;
02138
02139 case WWT_STICKYBOX:
02140 this->SetFill(0, 0);
02141 this->SetMinimalSize(WD_STICKYBOX_WIDTH, WD_CAPTION_HEIGHT);
02142 this->SetDataTip(STR_NULL, STR_TOOLTIP_STICKY);
02143 break;
02144
02145 case WWT_SHADEBOX:
02146 this->SetFill(0, 0);
02147 this->SetMinimalSize(WD_SHADEBOX_TOP, WD_CAPTION_HEIGHT);
02148 this->SetDataTip(STR_NULL, STR_TOOLTIP_SHADE);
02149 break;
02150
02151 case WWT_DEBUGBOX:
02152 this->SetFill(0, 0);
02153 this->SetMinimalSize(WD_DEBUGBOX_TOP, WD_CAPTION_HEIGHT);
02154 this->SetDataTip(STR_NULL, STR_TOOLTIP_DEBUG);
02155 break;
02156
02157 case WWT_DEFSIZEBOX:
02158 this->SetFill(0, 0);
02159 this->SetMinimalSize(WD_DEFSIZEBOX_TOP, WD_CAPTION_HEIGHT);
02160 this->SetDataTip(STR_NULL, STR_TOOLTIP_DEFSIZE);
02161 break;
02162
02163 case WWT_RESIZEBOX:
02164 this->SetFill(0, 0);
02165 this->SetMinimalSize(WD_RESIZEBOX_WIDTH, 12);
02166 this->SetDataTip(STR_NULL, STR_TOOLTIP_RESIZE);
02167 break;
02168
02169 case WWT_CLOSEBOX:
02170 this->SetFill(0, 0);
02171 this->SetMinimalSize(WD_CLOSEBOX_WIDTH, WD_CAPTION_HEIGHT);
02172 this->SetDataTip(STR_BLACK_CROSS, STR_TOOLTIP_CLOSE_WINDOW);
02173 break;
02174
02175 case WWT_DROPDOWN:
02176 this->SetFill(0, 0);
02177 this->min_y = WD_DROPDOWN_HEIGHT;
02178 break;
02179
02180 default:
02181 NOT_REACHED();
02182 }
02183 }
02184
02185 void NWidgetLeaf::SetupSmallestSize(Window *w, bool init_array)
02186 {
02187 if (this->index >= 0 && init_array) {
02188 assert(w->nested_array_size > (uint)this->index);
02189 w->nested_array[this->index] = this;
02190 }
02191
02192 Dimension size = {this->min_x, this->min_y};
02193 Dimension fill = {this->fill_x, this->fill_y};
02194 Dimension resize = {this->resize_x, this->resize_y};
02195
02196 const Dimension *padding = NULL;
02197 switch (this->type) {
02198 case WWT_EMPTY: {
02199 static const Dimension extra = {0, 0};
02200 padding = &extra;
02201 break;
02202 }
02203 case WWT_MATRIX: {
02204 static const Dimension extra = {WD_MATRIX_LEFT + WD_MATRIX_RIGHT, WD_MATRIX_TOP + WD_MATRIX_BOTTOM};
02205 padding = &extra;
02206 break;
02207 }
02208 case WWT_SHADEBOX: {
02209 static const Dimension extra = {WD_SHADEBOX_LEFT + WD_SHADEBOX_RIGHT, WD_SHADEBOX_TOP + WD_SHADEBOX_BOTTOM};
02210 padding = &extra;
02211 if (NWidgetLeaf::shadebox_dimension.width == 0) {
02212 NWidgetLeaf::shadebox_dimension = maxdim(GetSpriteSize(SPR_WINDOW_SHADE), GetSpriteSize(SPR_WINDOW_UNSHADE));
02213 NWidgetLeaf::shadebox_dimension.width += extra.width;
02214 NWidgetLeaf::shadebox_dimension.height += extra.height;
02215 }
02216 size = maxdim(size, NWidgetLeaf::shadebox_dimension);
02217 break;
02218 }
02219 case WWT_DEBUGBOX:
02220 if (_settings_client.gui.newgrf_developer_tools && w->IsNewGRFInspectable()) {
02221 static const Dimension extra = {WD_DEBUGBOX_LEFT + WD_DEBUGBOX_RIGHT, WD_DEBUGBOX_TOP + WD_DEBUGBOX_BOTTOM};
02222 padding = &extra;
02223 if (NWidgetLeaf::debugbox_dimension.width == 0) {
02224 NWidgetLeaf::debugbox_dimension = GetSpriteSize(SPR_WINDOW_DEBUG);
02225 NWidgetLeaf::debugbox_dimension.width += extra.width;
02226 NWidgetLeaf::debugbox_dimension.height += extra.height;
02227 }
02228 size = maxdim(size, NWidgetLeaf::debugbox_dimension);
02229 } else {
02230
02231 size.width = 0;
02232 fill.width = 0;
02233 resize.width = 0;
02234 }
02235 break;
02236
02237 case WWT_STICKYBOX: {
02238 static const Dimension extra = {WD_STICKYBOX_LEFT + WD_STICKYBOX_RIGHT, WD_STICKYBOX_TOP + WD_STICKYBOX_BOTTOM};
02239 padding = &extra;
02240 if (NWidgetLeaf::stickybox_dimension.width == 0) {
02241 NWidgetLeaf::stickybox_dimension = maxdim(GetSpriteSize(SPR_PIN_UP), GetSpriteSize(SPR_PIN_DOWN));
02242 NWidgetLeaf::stickybox_dimension.width += extra.width;
02243 NWidgetLeaf::stickybox_dimension.height += extra.height;
02244 }
02245 size = maxdim(size, NWidgetLeaf::stickybox_dimension);
02246 break;
02247 }
02248
02249 case WWT_DEFSIZEBOX: {
02250 static const Dimension extra = {WD_DEFSIZEBOX_LEFT + WD_DEFSIZEBOX_RIGHT, WD_DEFSIZEBOX_TOP + WD_DEFSIZEBOX_BOTTOM};
02251 padding = &extra;
02252 if (NWidgetLeaf::defsizebox_dimension.width == 0) {
02253 NWidgetLeaf::defsizebox_dimension = GetSpriteSize(SPR_WINDOW_DEFSIZE);
02254 NWidgetLeaf::defsizebox_dimension.width += extra.width;
02255 NWidgetLeaf::defsizebox_dimension.height += extra.height;
02256 }
02257 size = maxdim(size, NWidgetLeaf::defsizebox_dimension);
02258 break;
02259 }
02260
02261 case WWT_RESIZEBOX: {
02262 static const Dimension extra = {WD_RESIZEBOX_LEFT + WD_RESIZEBOX_RIGHT, WD_RESIZEBOX_TOP + WD_RESIZEBOX_BOTTOM};
02263 padding = &extra;
02264 if (NWidgetLeaf::resizebox_dimension.width == 0) {
02265 NWidgetLeaf::resizebox_dimension = maxdim(GetSpriteSize(SPR_WINDOW_RESIZE_LEFT), GetSpriteSize(SPR_WINDOW_RESIZE_RIGHT));
02266 NWidgetLeaf::resizebox_dimension.width += extra.width;
02267 NWidgetLeaf::resizebox_dimension.height += extra.height;
02268 }
02269 size = maxdim(size, NWidgetLeaf::resizebox_dimension);
02270 break;
02271 }
02272 case WWT_EDITBOX:
02273 size.height = max(size.height, GetStringBoundingBox("_").height + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
02274
02275 case WWT_PUSHBTN: {
02276 static const Dimension extra = {WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM};
02277 padding = &extra;
02278 break;
02279 }
02280 case WWT_IMGBTN:
02281 case WWT_IMGBTN_2:
02282 case WWT_PUSHIMGBTN: {
02283 static const Dimension extra = {WD_IMGBTN_LEFT + WD_IMGBTN_RIGHT, WD_IMGBTN_TOP + WD_IMGBTN_BOTTOM};
02284 padding = &extra;
02285 Dimension d2 = GetSpriteSize(this->widget_data);
02286 if (this->type == WWT_IMGBTN_2) d2 = maxdim(d2, GetSpriteSize(this->widget_data + 1));
02287 d2.width += extra.width;
02288 d2.height += extra.height;
02289 size = maxdim(size, d2);
02290 break;
02291 }
02292 case WWT_ARROWBTN:
02293 case WWT_PUSHARROWBTN: {
02294 static const Dimension extra = {WD_IMGBTN_LEFT + WD_IMGBTN_RIGHT, WD_IMGBTN_TOP + WD_IMGBTN_BOTTOM};
02295 padding = &extra;
02296 Dimension d2 = maxdim(GetSpriteSize(SPR_ARROW_LEFT), GetSpriteSize(SPR_ARROW_RIGHT));
02297 d2.width += extra.width;
02298 d2.height += extra.height;
02299 size = maxdim(size, d2);
02300 break;
02301 }
02302
02303 case WWT_CLOSEBOX: {
02304 static const Dimension extra = {WD_CLOSEBOX_LEFT + WD_CLOSEBOX_RIGHT, WD_CLOSEBOX_TOP + WD_CLOSEBOX_BOTTOM};
02305 padding = &extra;
02306 if (NWidgetLeaf::closebox_dimension.width == 0) {
02307 NWidgetLeaf::closebox_dimension = maxdim(GetStringBoundingBox(STR_BLACK_CROSS), GetStringBoundingBox(STR_SILVER_CROSS));
02308 NWidgetLeaf::closebox_dimension.width += extra.width;
02309 NWidgetLeaf::closebox_dimension.height += extra.height;
02310 }
02311 size = maxdim(size, NWidgetLeaf::closebox_dimension);
02312 break;
02313 }
02314 case WWT_TEXTBTN:
02315 case WWT_PUSHTXTBTN:
02316 case WWT_TEXTBTN_2: {
02317 static const Dimension extra = {WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM};
02318 padding = &extra;
02319 if (this->index >= 0) w->SetStringParameters(this->index);
02320 Dimension d2 = GetStringBoundingBox(this->widget_data);
02321 d2.width += extra.width;
02322 d2.height += extra.height;
02323 size = maxdim(size, d2);
02324 break;
02325 }
02326 case WWT_LABEL:
02327 case WWT_TEXT: {
02328 static const Dimension extra = {0, 0};
02329 padding = &extra;
02330 if (this->index >= 0) w->SetStringParameters(this->index);
02331 size = maxdim(size, GetStringBoundingBox(this->widget_data));
02332 break;
02333 }
02334 case WWT_CAPTION: {
02335 static const Dimension extra = {WD_CAPTIONTEXT_LEFT + WD_CAPTIONTEXT_RIGHT, WD_CAPTIONTEXT_TOP + WD_CAPTIONTEXT_BOTTOM};
02336 padding = &extra;
02337 if (this->index >= 0) w->SetStringParameters(this->index);
02338 Dimension d2 = GetStringBoundingBox(this->widget_data);
02339 d2.width += extra.width;
02340 d2.height += extra.height;
02341 size = maxdim(size, d2);
02342 break;
02343 }
02344 case WWT_DROPDOWN:
02345 case NWID_BUTTON_DROPDOWN:
02346 case NWID_PUSHBUTTON_DROPDOWN: {
02347 static Dimension extra = {WD_DROPDOWNTEXT_LEFT + WD_DROPDOWNTEXT_RIGHT, WD_DROPDOWNTEXT_TOP + WD_DROPDOWNTEXT_BOTTOM};
02348 padding = &extra;
02349 if (NWidgetLeaf::dropdown_dimension.width == 0) {
02350 NWidgetLeaf::dropdown_dimension = GetSpriteSize(SPR_ARROW_DOWN);
02351 NWidgetLeaf::dropdown_dimension.width += WD_DROPDOWNTEXT_LEFT + WD_DROPDOWNTEXT_RIGHT;
02352 NWidgetLeaf::dropdown_dimension.height += WD_DROPDOWNTEXT_TOP + WD_DROPDOWNTEXT_BOTTOM;
02353 extra.width = WD_DROPDOWNTEXT_LEFT + WD_DROPDOWNTEXT_RIGHT + NWidgetLeaf::dropdown_dimension.width;
02354 }
02355 if (this->index >= 0) w->SetStringParameters(this->index);
02356 Dimension d2 = GetStringBoundingBox(this->widget_data);
02357 d2.width += extra.width;
02358 d2.height += extra.height;
02359 size = maxdim(size, d2);
02360 break;
02361 }
02362 default:
02363 NOT_REACHED();
02364 }
02365
02366 if (this->index >= 0) w->UpdateWidgetSize(this->index, &size, *padding, &fill, &resize);
02367
02368 this->smallest_x = size.width;
02369 this->smallest_y = size.height;
02370 this->fill_x = fill.width;
02371 this->fill_y = fill.height;
02372 this->resize_x = resize.width;
02373 this->resize_y = resize.height;
02374 }
02375
02376 void NWidgetLeaf::Draw(const Window *w)
02377 {
02378 if (this->current_x == 0 || this->current_y == 0) return;
02379
02380 Rect r;
02381 r.left = this->pos_x;
02382 r.right = this->pos_x + this->current_x - 1;
02383 r.top = this->pos_y;
02384 r.bottom = this->pos_y + this->current_y - 1;
02385
02386 const DrawPixelInfo *dpi = _cur_dpi;
02387 if (dpi->left > r.right || dpi->left + dpi->width <= r.left || dpi->top > r.bottom || dpi->top + dpi->height <= r.top) return;
02388
02389 bool clicked = this->IsLowered();
02390 switch (this->type) {
02391 case WWT_EMPTY:
02392 break;
02393
02394 case WWT_PUSHBTN:
02395 assert(this->widget_data == 0);
02396 DrawFrameRect(r.left, r.top, r.right, r.bottom, this->colour, (clicked) ? FR_LOWERED : FR_NONE);
02397 break;
02398
02399 case WWT_IMGBTN:
02400 case WWT_PUSHIMGBTN:
02401 case WWT_IMGBTN_2:
02402 DrawImageButtons(r, this->type, this->colour, clicked, this->widget_data);
02403 break;
02404
02405 case WWT_TEXTBTN:
02406 case WWT_PUSHTXTBTN:
02407 case WWT_TEXTBTN_2:
02408 if (this->index >= 0) w->SetStringParameters(this->index);
02409 DrawFrameRect(r.left, r.top, r.right, r.bottom, this->colour, (clicked) ? FR_LOWERED : FR_NONE);
02410 DrawLabel(r, this->type, clicked, this->widget_data);
02411 break;
02412
02413 case WWT_ARROWBTN:
02414 case WWT_PUSHARROWBTN: {
02415 SpriteID sprite;
02416 switch (this->widget_data) {
02417 case AWV_DECREASE: sprite = _current_text_dir != TD_RTL ? SPR_ARROW_LEFT : SPR_ARROW_RIGHT; break;
02418 case AWV_INCREASE: sprite = _current_text_dir == TD_RTL ? SPR_ARROW_LEFT : SPR_ARROW_RIGHT; break;
02419 case AWV_LEFT: sprite = SPR_ARROW_LEFT; break;
02420 case AWV_RIGHT: sprite = SPR_ARROW_RIGHT; break;
02421 default: NOT_REACHED();
02422 }
02423 DrawImageButtons(r, WWT_PUSHIMGBTN, this->colour, clicked, sprite);
02424 break;
02425 }
02426
02427 case WWT_LABEL:
02428 if (this->index >= 0) w->SetStringParameters(this->index);
02429 DrawLabel(r, this->type, clicked, this->widget_data);
02430 break;
02431
02432 case WWT_TEXT:
02433 if (this->index >= 0) w->SetStringParameters(this->index);
02434 DrawText(r, (TextColour)this->colour, this->widget_data);
02435 break;
02436
02437 case WWT_MATRIX:
02438 DrawMatrix(r, this->colour, clicked, this->widget_data, this->resize_x, this->resize_y);
02439 break;
02440
02441 case WWT_EDITBOX: {
02442 const QueryString *query = w->GetQueryString(this->index);
02443 if (query != NULL) query->DrawEditBox(w, this->index);
02444 break;
02445 }
02446
02447 case WWT_CAPTION:
02448 if (this->index >= 0) w->SetStringParameters(this->index);
02449 DrawCaption(r, this->colour, w->owner, this->widget_data);
02450 break;
02451
02452 case WWT_SHADEBOX:
02453 assert(this->widget_data == 0);
02454 DrawShadeBox(r, this->colour, w->IsShaded());
02455 break;
02456
02457 case WWT_DEBUGBOX:
02458 DrawDebugBox(r, this->colour, clicked);
02459 break;
02460
02461 case WWT_STICKYBOX:
02462 assert(this->widget_data == 0);
02463 DrawStickyBox(r, this->colour, !!(w->flags & WF_STICKY));
02464 break;
02465
02466 case WWT_DEFSIZEBOX:
02467 assert(this->widget_data == 0);
02468 DrawDefSizeBox(r, this->colour, clicked);
02469 break;
02470
02471 case WWT_RESIZEBOX:
02472 assert(this->widget_data == 0);
02473 DrawResizeBox(r, this->colour, this->pos_x < (uint)(w->width / 2), !!(w->flags & WF_SIZING));
02474 break;
02475
02476 case WWT_CLOSEBOX:
02477 DrawCloseBox(r, this->colour, this->widget_data);
02478 break;
02479
02480 case WWT_DROPDOWN:
02481 if (this->index >= 0) w->SetStringParameters(this->index);
02482 DrawDropdown(r, this->colour, clicked, this->widget_data);
02483 break;
02484
02485 case NWID_BUTTON_DROPDOWN:
02486 case NWID_PUSHBUTTON_DROPDOWN:
02487 if (this->index >= 0) w->SetStringParameters(this->index);
02488 DrawButtonDropdown(r, this->colour, clicked, (this->disp_flags & ND_DROPDOWN_ACTIVE) != 0, this->widget_data);
02489 break;
02490
02491 default:
02492 NOT_REACHED();
02493 }
02494 if (this->index >= 0) w->DrawWidget(r, this->index);
02495
02496 if (this->IsDisabled()) {
02497 GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, _colour_gradient[this->colour & 0xF][2], FILLRECT_CHECKER);
02498 }
02499 }
02500
02508 bool NWidgetLeaf::ButtonHit(const Point &pt)
02509 {
02510 if (_current_text_dir == TD_LTR) {
02511 int button_width = this->pos_x + this->current_x - 12;
02512 return pt.x < button_width;
02513 } else {
02514 int button_left = this->pos_x + 12;
02515 return pt.x >= button_left;
02516 }
02517 }
02518
02519
02520
02536 static int MakeNWidget(const NWidgetPart *parts, int count, NWidgetBase **dest, bool *fill_dest, int *biggest_index)
02537 {
02538 int num_used = 0;
02539
02540 *dest = NULL;
02541 *fill_dest = false;
02542
02543 while (count > num_used) {
02544 switch (parts->type) {
02545 case NWID_SPACER:
02546 if (*dest != NULL) return num_used;
02547 *dest = new NWidgetSpacer(0, 0);
02548 break;
02549
02550 case NWID_HORIZONTAL:
02551 if (*dest != NULL) return num_used;
02552 *dest = new NWidgetHorizontal(parts->u.cont_flags);
02553 *fill_dest = true;
02554 break;
02555
02556 case NWID_HORIZONTAL_LTR:
02557 if (*dest != NULL) return num_used;
02558 *dest = new NWidgetHorizontalLTR(parts->u.cont_flags);
02559 *fill_dest = true;
02560 break;
02561
02562 case WWT_PANEL:
02563 case WWT_INSET:
02564 case WWT_FRAME:
02565 if (*dest != NULL) return num_used;
02566 *dest = new NWidgetBackground(parts->type, parts->u.widget.colour, parts->u.widget.index);
02567 *biggest_index = max(*biggest_index, (int)parts->u.widget.index);
02568 *fill_dest = true;
02569 break;
02570
02571 case NWID_VERTICAL:
02572 if (*dest != NULL) return num_used;
02573 *dest = new NWidgetVertical(parts->u.cont_flags);
02574 *fill_dest = true;
02575 break;
02576
02577 case NWID_MATRIX: {
02578 if (*dest != NULL) return num_used;
02579 NWidgetMatrix *nwm = new NWidgetMatrix();
02580 *dest = nwm;
02581 *fill_dest = true;
02582 nwm->SetIndex(parts->u.widget.index);
02583 nwm->SetColour(parts->u.widget.colour);
02584 *biggest_index = max(*biggest_index, (int)parts->u.widget.index);
02585 break;
02586 }
02587
02588 case WPT_FUNCTION: {
02589 if (*dest != NULL) return num_used;
02590
02591 int biggest = -1;
02592 *dest = parts->u.func_ptr(&biggest);
02593 *biggest_index = max(*biggest_index, biggest);
02594 *fill_dest = false;
02595 break;
02596 }
02597
02598 case WPT_RESIZE: {
02599 NWidgetResizeBase *nwrb = dynamic_cast<NWidgetResizeBase *>(*dest);
02600 if (nwrb != NULL) {
02601 assert(parts->u.xy.x >= 0 && parts->u.xy.y >= 0);
02602 nwrb->SetResize(parts->u.xy.x, parts->u.xy.y);
02603 }
02604 break;
02605 }
02606
02607 case WPT_MINSIZE: {
02608 NWidgetResizeBase *nwrb = dynamic_cast<NWidgetResizeBase *>(*dest);
02609 if (nwrb != NULL) {
02610 assert(parts->u.xy.x >= 0 && parts->u.xy.y >= 0);
02611 nwrb->SetMinimalSize(parts->u.xy.x, parts->u.xy.y);
02612 }
02613 break;
02614 }
02615
02616 case WPT_MINTEXTLINES: {
02617 NWidgetResizeBase *nwrb = dynamic_cast<NWidgetResizeBase *>(*dest);
02618 if (nwrb != NULL) {
02619 assert(parts->u.text_lines.size >= FS_BEGIN && parts->u.text_lines.size < FS_END);
02620 nwrb->SetMinimalTextLines(parts->u.text_lines.lines, parts->u.text_lines.spacing, parts->u.text_lines.size);
02621 }
02622 break;
02623 }
02624
02625 case WPT_FILL: {
02626 NWidgetResizeBase *nwrb = dynamic_cast<NWidgetResizeBase *>(*dest);
02627 if (nwrb != NULL) nwrb->SetFill(parts->u.xy.x, parts->u.xy.y);
02628 break;
02629 }
02630
02631 case WPT_DATATIP: {
02632 NWidgetCore *nwc = dynamic_cast<NWidgetCore *>(*dest);
02633 if (nwc != NULL) {
02634 nwc->widget_data = parts->u.data_tip.data;
02635 nwc->tool_tip = parts->u.data_tip.tooltip;
02636 }
02637 break;
02638 }
02639
02640 case WPT_PADDING:
02641 if (*dest != NULL) (*dest)->SetPadding(parts->u.padding.top, parts->u.padding.right, parts->u.padding.bottom, parts->u.padding.left);
02642 break;
02643
02644 case WPT_PIPSPACE: {
02645 NWidgetPIPContainer *nwc = dynamic_cast<NWidgetPIPContainer *>(*dest);
02646 if (nwc != NULL) nwc->SetPIP(parts->u.pip.pre, parts->u.pip.inter, parts->u.pip.post);
02647
02648 NWidgetBackground *nwb = dynamic_cast<NWidgetBackground *>(*dest);
02649 if (nwb != NULL) nwb->SetPIP(parts->u.pip.pre, parts->u.pip.inter, parts->u.pip.post);
02650 break;
02651 }
02652
02653 case WPT_SCROLLBAR: {
02654 NWidgetCore *nwc = dynamic_cast<NWidgetCore *>(*dest);
02655 if (nwc != NULL) {
02656 nwc->scrollbar_index = parts->u.widget.index;
02657 }
02658 break;
02659 }
02660
02661 case WPT_ENDCONTAINER:
02662 return num_used;
02663
02664 case NWID_VIEWPORT:
02665 if (*dest != NULL) return num_used;
02666 *dest = new NWidgetViewport(parts->u.widget.index);
02667 *biggest_index = max(*biggest_index, (int)parts->u.widget.index);
02668 break;
02669
02670 case NWID_HSCROLLBAR:
02671 case NWID_VSCROLLBAR:
02672 if (*dest != NULL) return num_used;
02673 *dest = new NWidgetScrollbar(parts->type, parts->u.widget.colour, parts->u.widget.index);
02674 *biggest_index = max(*biggest_index, (int)parts->u.widget.index);
02675 break;
02676
02677 case NWID_SELECTION: {
02678 if (*dest != NULL) return num_used;
02679 NWidgetStacked *nws = new NWidgetStacked();
02680 *dest = nws;
02681 *fill_dest = true;
02682 nws->SetIndex(parts->u.widget.index);
02683 *biggest_index = max(*biggest_index, (int)parts->u.widget.index);
02684 break;
02685 }
02686
02687 default:
02688 if (*dest != NULL) return num_used;
02689 assert((parts->type & WWT_MASK) < WWT_LAST || (parts->type & WWT_MASK) == NWID_BUTTON_DROPDOWN);
02690 *dest = new NWidgetLeaf(parts->type, parts->u.widget.colour, parts->u.widget.index, 0x0, STR_NULL);
02691 *biggest_index = max(*biggest_index, (int)parts->u.widget.index);
02692 break;
02693 }
02694 num_used++;
02695 parts++;
02696 }
02697
02698 return num_used;
02699 }
02700
02710 static int MakeWidgetTree(const NWidgetPart *parts, int count, NWidgetBase **parent, int *biggest_index)
02711 {
02712
02713
02714 NWidgetContainer *nwid_cont = dynamic_cast<NWidgetContainer *>(*parent);
02715 NWidgetBackground *nwid_parent = dynamic_cast<NWidgetBackground *>(*parent);
02716 assert(*parent == NULL || (nwid_cont != NULL && nwid_parent == NULL) || (nwid_cont == NULL && nwid_parent != NULL));
02717
02718 int total_used = 0;
02719 for (;;) {
02720 NWidgetBase *sub_widget = NULL;
02721 bool fill_sub = false;
02722 int num_used = MakeNWidget(parts, count - total_used, &sub_widget, &fill_sub, biggest_index);
02723 parts += num_used;
02724 total_used += num_used;
02725
02726
02727 if (sub_widget == NULL) break;
02728
02729
02730 WidgetType tp = sub_widget->type;
02731 if (fill_sub && (tp == NWID_HORIZONTAL || tp == NWID_HORIZONTAL_LTR || tp == NWID_VERTICAL || tp == NWID_MATRIX
02732 || tp == WWT_PANEL || tp == WWT_FRAME || tp == WWT_INSET || tp == NWID_SELECTION)) {
02733 NWidgetBase *sub_ptr = sub_widget;
02734 int num_used = MakeWidgetTree(parts, count - total_used, &sub_ptr, biggest_index);
02735 parts += num_used;
02736 total_used += num_used;
02737 }
02738
02739
02740 if (nwid_cont != NULL) nwid_cont->Add(sub_widget);
02741 if (nwid_parent != NULL) nwid_parent->Add(sub_widget);
02742 if (nwid_cont == NULL && nwid_parent == NULL) {
02743 *parent = sub_widget;
02744 return total_used;
02745 }
02746 }
02747
02748 if (count == total_used) return total_used;
02749
02750 assert(total_used < count);
02751 assert(parts->type == WPT_ENDCONTAINER);
02752 return total_used + 1;
02753 }
02754
02766 NWidgetContainer *MakeNWidgets(const NWidgetPart *parts, int count, int *biggest_index, NWidgetContainer *container)
02767 {
02768 *biggest_index = -1;
02769 if (container == NULL) container = new NWidgetVertical();
02770 NWidgetBase *cont_ptr = container;
02771 MakeWidgetTree(parts, count, &cont_ptr, biggest_index);
02772 return container;
02773 }
02774
02788 NWidgetContainer *MakeWindowNWidgetTree(const NWidgetPart *parts, int count, int *biggest_index, NWidgetStacked **shade_select)
02789 {
02790 *biggest_index = -1;
02791
02792
02793 NWidgetBase *nwid = NULL;
02794 int num_used = MakeWidgetTree(parts, count, &nwid, biggest_index);
02795 assert(nwid != NULL);
02796 parts += num_used;
02797 count -= num_used;
02798
02799 NWidgetContainer *root = new NWidgetVertical;
02800 root->Add(nwid);
02801 if (count == 0) {
02802 *shade_select = NULL;
02803 return root;
02804 }
02805
02806
02807
02808 NWidgetHorizontal *hor_cont = dynamic_cast<NWidgetHorizontal *>(nwid);
02809 NWidgetContainer *body;
02810 if (hor_cont != NULL && hor_cont->GetWidgetOfType(WWT_CAPTION) != NULL && hor_cont->GetWidgetOfType(WWT_SHADEBOX) != NULL) {
02811 *shade_select = new NWidgetStacked;
02812 root->Add(*shade_select);
02813 body = new NWidgetVertical;
02814 (*shade_select)->Add(body);
02815 } else {
02816 *shade_select = NULL;
02817 body = root;
02818 }
02819
02820
02821 int biggest2 = -1;
02822 MakeNWidgets(parts, count, &biggest2, body);
02823
02824 *biggest_index = max(*biggest_index, biggest2);
02825 return root;
02826 }
02827
02838 NWidgetBase *MakeCompanyButtonRows(int *biggest_index, int widget_first, int widget_last, int max_length, StringID button_tooltip)
02839 {
02840 assert(max_length >= 1);
02841 NWidgetVertical *vert = NULL;
02842 NWidgetHorizontal *hor = NULL;
02843 int hor_length = 0;
02844
02845 Dimension sprite_size = GetSpriteSize(SPR_COMPANY_ICON);
02846 sprite_size.width += WD_MATRIX_LEFT + WD_MATRIX_RIGHT;
02847 sprite_size.height += WD_MATRIX_TOP + WD_MATRIX_BOTTOM + 1;
02848
02849 for (int widnum = widget_first; widnum <= widget_last; widnum++) {
02850
02851 if (hor_length == max_length) {
02852 if (vert == NULL) vert = new NWidgetVertical();
02853 vert->Add(hor);
02854 hor = NULL;
02855 hor_length = 0;
02856 }
02857 if (hor == NULL) {
02858 hor = new NWidgetHorizontal();
02859 hor_length = 0;
02860 }
02861
02862 NWidgetBackground *panel = new NWidgetBackground(WWT_PANEL, COLOUR_GREY, widnum);
02863 panel->SetMinimalSize(sprite_size.width, sprite_size.height);
02864 panel->SetFill(1, 1);
02865 panel->SetResize(1, 0);
02866 panel->SetDataTip(0x0, button_tooltip);
02867 hor->Add(panel);
02868 hor_length++;
02869 }
02870 *biggest_index = widget_last;
02871 if (vert == NULL) return hor;
02872
02873 if (hor_length > 0 && hor_length < max_length) {
02874
02875 NWidgetSpacer *spc = new NWidgetSpacer(sprite_size.width, sprite_size.height);
02876 spc->SetFill(1, 1);
02877 spc->SetResize(1, 0);
02878 hor->Add(spc);
02879 }
02880 if (hor != NULL) vert->Add(hor);
02881 return vert;
02882 }