diff options
Diffstat (limited to 'src/settings_gui.cpp')
| -rw-r--r-- | src/settings_gui.cpp | 139 |
1 files changed, 115 insertions, 24 deletions
diff --git a/src/settings_gui.cpp b/src/settings_gui.cpp index 3a3eccc9d..c509f7263 100644 --- a/src/settings_gui.cpp +++ b/src/settings_gui.cpp @@ -584,7 +584,8 @@ void ShowGameDifficulty() new GameDifficultyWindow(); } -static const int SETTING_HEIGHT = 11; ///< Height of a single patch setting in the tree view +static const int SETTING_HEIGHT = 11; ///< Height of a single setting in the tree view in pixels +static const int LEVEL_WIDTH = 15; ///< Indenting width of a sub-page in pixels /** * Flags for #PatchEntry @@ -637,7 +638,7 @@ struct PatchEntry { uint Length() const; PatchEntry *FindEntry(uint row, uint *cur_row); - void Draw(GameSettings *patches_ptr, int x, int y); + uint Draw(GameSettings *patches_ptr, int base_x, int base_y, uint first_row, uint max_row, uint cur_row, uint parent_last); private: void DrawPatch(GameSettings *patches_ptr, const SettingDesc *sd, int x, int y, int state); @@ -652,6 +653,8 @@ struct PatchPage { uint Length() const; PatchEntry *FindEntry(uint row, uint *cur_row) const; + + uint Draw(GameSettings *patches_ptr, int base_x, int base_y, uint first_row, uint max_row, uint cur_row = 0, uint parent_last = 0) const; }; @@ -759,15 +762,79 @@ PatchEntry *PatchEntry::FindEntry(uint row_num, uint *cur_row) } /** - * Draw setting value (button + text + current value) + * Draw a row in the settings panel. + * + * See PatchPage::Draw() for an explanation about how drawing is performed. + * + * The \a parent_last parameter ensures that the vertical lines at the left are + * only drawn when another entry follows, that it prevents output like + * \verbatim + * |-- setting + * |-- (-) - Title + * | |-- setting + * | |-- setting + * \endverbatim + * The left-most vertical line is not wanted. It is prevented by setting the + * appropiate bit in the \a parent_last parameter. + * * @param patches_ptr Pointer to current values of all settings - * @param x Left-most position in window/panel to start drawing - * @param y Upper-most position in window/panel to start drawing + * @param base_x Left-most position in window/panel to start drawing \a first_row + * @param base_y Upper-most position in window/panel to start drawing \a first_row + * @param first_row First row number to draw + * @param max_row Row-number to stop drawing (the row-number of the row below the last row to draw) + * @param cur_row Current row number (internal variable) + * @param parent_last Last-field booleans of parent page level (page level \e i sets bit \e i to 1 if it is its last field) + * @return Row number of the next row to draw */ -void PatchEntry::Draw(GameSettings *patches_ptr, int x, int y) +uint PatchEntry::Draw(GameSettings *patches_ptr, int base_x, int base_y, uint first_row, uint max_row, uint cur_row, uint parent_last) { - assert((this->flags & PEF_KIND_MASK) == PEF_SETTING_KIND); - DrawPatch(patches_ptr, this->d.entry.setting, x, y, (this->flags & PEF_BUTTONS_MASK)); + if (cur_row >= max_row) return cur_row; + + int x = base_x; + int y = base_y; + if (cur_row >= first_row) { + int colour = _colour_gradient[COLOUR_ORANGE][4]; + y = base_y + (cur_row - first_row) * SETTING_HEIGHT; // Compute correct y start position + + /* Draw vertical for parent nesting levels */ + for (uint lvl = 0; lvl < this->level; lvl++) { + if (!HasBit(parent_last, lvl)) GfxDrawLine(x + 4, y, x + 4, y + SETTING_HEIGHT - 1, colour); + x += LEVEL_WIDTH; + } + /* draw own |- prefix */ + int halfway_y = y + SETTING_HEIGHT / 2; + int bottom_y = (flags & PEF_LAST_FIELD) ? halfway_y : y + SETTING_HEIGHT - 1; + GfxDrawLine(x + 4, y, x + 4, bottom_y, colour); + /* Small horizontal line from the last vertical line */ + GfxDrawLine(x + 4, halfway_y, x + LEVEL_WIDTH - 4, halfway_y, colour); + x += LEVEL_WIDTH; + } + + switch(this->flags & PEF_KIND_MASK) { + case PEF_SETTING_KIND: + if (cur_row >= first_row) { + DrawPatch(patches_ptr, this->d.entry.setting, x, y, this->flags & PEF_BUTTONS_MASK); + } + cur_row++; + break; + case PEF_SUBTREE_KIND: + if (cur_row >= first_row) { + DrawSprite((this->d.sub.folded ? SPR_CIRCLE_FOLDED : SPR_CIRCLE_UNFOLDED), PAL_NONE, x, y); + DrawString(x + 12, y, this->d.sub.title, TC_FROMSTRING); + } + cur_row++; + if (!this->d.sub.folded) { + if (this->flags & PEF_LAST_FIELD) { + assert(this->level < sizeof(parent_last)); + SetBit(parent_last, this->level); // Add own last-field state + } + + cur_row = this->d.sub.page->Draw(patches_ptr, base_x, base_y, first_row, max_row, cur_row, parent_last); + } + break; + default: NOT_REACHED(); + } + return cur_row; } /** @@ -865,6 +932,35 @@ PatchEntry *PatchPage::FindEntry(uint row_num, uint *cur_row) const return pe; } +/** + * Draw a selected part of the settings page. + * + * The scrollbar uses rows of the page, while the page data strucure is a tree of #PatchPage and #PatchEntry objects. + * As a result, the drawing routing traverses the tree from top to bottom, counting rows in \a cur_row until it reaches \a first_row. + * Then it enables drawing rows while traversing until \a max_row is reached, at which point drawing is terminated. + * + * @param patches_ptr Pointer to current values of all settings + * @param base_x Left-most position in window/panel to start drawing of each setting row + * @param base_y Upper-most position in window/panel to start drawing of row number \a first_row + * @param first_row Number of first row to draw + * @param max_row Row-number to stop drawing (the row-number of the row below the last row to draw) + * @param cur_row Current row number (internal variable) + * @param parent_last Last-field booleans of parent page level (page level \e i sets bit \e i to 1 if it is its last field) + * @return Row number of the next row to draw + */ +uint PatchPage::Draw(GameSettings *patches_ptr, int base_x, int base_y, uint first_row, uint max_row, uint cur_row, uint parent_last) const +{ + if (cur_row >= max_row) return cur_row; + + for (uint i = 0; i < this->num; i++) { + cur_row = this->entries[i].Draw(patches_ptr, base_x, base_y, first_row, max_row, cur_row, parent_last); + if (cur_row >= max_row) { + break; + } + } + return cur_row; +} + static PatchEntry _patches_ui[] = { PatchEntry("gui.vehicle_speed"), @@ -1073,13 +1169,8 @@ struct PatchesSelectionWindow : Window { /* Set up selected category */ this->DrawWidgets(); - - int x = SETTINGTREE_LEFT_OFFSET; - int y = SETTINGTREE_TOP_OFFSET; - for (uint i = this->vscroll.pos; i != page->Length() && this->vscroll.pos + this->vscroll.cap - i > 0; i++) { - page->entries[i].Draw(patches_ptr, x, y); - y += SETTING_HEIGHT; - } + page->Draw(patches_ptr, SETTINGTREE_LEFT_OFFSET, SETTINGTREE_TOP_OFFSET, + this->vscroll.pos, this->vscroll.pos + this->vscroll.cap); } virtual void OnClick(Point pt, int widget) @@ -1089,9 +1180,6 @@ struct PatchesSelectionWindow : Window { int y = pt.y - SETTINGTREE_TOP_OFFSET; // Shift y coordinate if (y < 0) return; // Clicked above first entry - int x = pt.x - SETTINGTREE_LEFT_OFFSET; // Shift x coordinate - if (x < 0) return; // Clicked left of the entry - byte btn = this->vscroll.pos + y / SETTING_HEIGHT; // Compute which setting is selected if (y % SETTING_HEIGHT > SETTING_HEIGHT - 2) return; // Clicked too low at the setting @@ -1101,6 +1189,9 @@ struct PatchesSelectionWindow : Window { if (pe == NULL) return; // Clicked below the last setting of the page + int x = pt.x - SETTINGTREE_LEFT_OFFSET - (pe->level + 1) * LEVEL_WIDTH; // Shift x coordinate + if (x < 0) return; // Clicked left of the entry + if ((pe->flags & PEF_KIND_MASK) == PEF_SUBTREE_KIND) { pe->d.sub.folded = !pe->d.sub.folded; // Flip 'folded'-ness of the sub-page @@ -1233,11 +1324,11 @@ const int PatchesSelectionWindow::SETTINGTREE_TOP_OFFSET = 47; static const Widget _patches_selection_widgets[] = { { WWT_CLOSEBOX, RESIZE_NONE, COLOUR_MAUVE, 0, 10, 0, 13, STR_00C5, STR_018B_CLOSE_WINDOW}, -{ WWT_CAPTION, RESIZE_RIGHT, COLOUR_MAUVE, 11, 381, 0, 13, STR_CONFIG_PATCHES_CAPTION, STR_018C_WINDOW_TITLE_DRAG_THIS}, -{ WWT_PANEL, RESIZE_RIGHT, COLOUR_MAUVE, 0, 381, 14, 41, 0x0, STR_NULL}, -{ WWT_PANEL, RESIZE_RB, COLOUR_MAUVE, 0, 369, 42, 215, 0x0, STR_NULL}, // PATCHSEL_OPTIONSPANEL -{ WWT_SCROLLBAR, RESIZE_LRB, COLOUR_MAUVE, 370, 381, 42, 203, 0x0, STR_0190_SCROLL_BAR_SCROLLS_LIST}, // PATCHSEL_SCROLLBAR -{ WWT_RESIZEBOX, RESIZE_LRTB, COLOUR_MAUVE, 370, 381, 204, 215, 0x0, STR_RESIZE_BUTTON}, // PATCHSEL_RESIZE +{ WWT_CAPTION, RESIZE_RIGHT, COLOUR_MAUVE, 11, 396, 0, 13, STR_CONFIG_PATCHES_CAPTION, STR_018C_WINDOW_TITLE_DRAG_THIS}, +{ WWT_PANEL, RESIZE_RIGHT, COLOUR_MAUVE, 0, 396, 14, 41, 0x0, STR_NULL}, +{ WWT_PANEL, RESIZE_RB, COLOUR_MAUVE, 0, 384, 42, 215, 0x0, STR_NULL}, // PATCHSEL_OPTIONSPANEL +{ WWT_SCROLLBAR, RESIZE_LRB, COLOUR_MAUVE, 385, 396, 42, 203, 0x0, STR_0190_SCROLL_BAR_SCROLLS_LIST}, // PATCHSEL_SCROLLBAR +{ WWT_RESIZEBOX, RESIZE_LRTB, COLOUR_MAUVE, 385, 396, 204, 215, 0x0, STR_RESIZE_BUTTON}, // PATCHSEL_RESIZE { WWT_TEXTBTN, RESIZE_NONE, COLOUR_YELLOW, 10, 100, 16, 27, STR_CONFIG_PATCHES_GUI, STR_NULL}, // PATCHSEL_INTERFACE { WWT_TEXTBTN, RESIZE_NONE, COLOUR_YELLOW, 101, 191, 16, 27, STR_CONFIG_PATCHES_CONSTRUCTION, STR_NULL}, // PATCHSEL_CONSTRUCTION @@ -1249,7 +1340,7 @@ static const Widget _patches_selection_widgets[] = { }; static const WindowDesc _patches_selection_desc = { - WDP_CENTER, WDP_CENTER, 382, 216, 382, 425, + WDP_CENTER, WDP_CENTER, 397, 216, 397, 425, WC_GAME_OPTIONS, WC_NONE, WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_RESIZABLE, _patches_selection_widgets, |