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@ r20257:27d3d45ea399
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Location: cpp/openttd-patchpack/source/src/signs_gui.cpp
r20257:27d3d45ea399
18.4 KiB
text/x-c
(svn r25264) -Feature: linkgraph overlay over main viewport (fonsinchen)
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/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file signs_gui.cpp The GUI for signs. */
#include "stdafx.h"
#include "company_gui.h"
#include "company_func.h"
#include "signs_base.h"
#include "signs_func.h"
#include "debug.h"
#include "command_func.h"
#include "strings_func.h"
#include "window_func.h"
#include "map_func.h"
#include "viewport_func.h"
#include "querystring_gui.h"
#include "sortlist_type.h"
#include "stringfilter_type.h"
#include "string_func.h"
#include "core/geometry_func.hpp"
#include "hotkeys.h"
#include "transparency.h"
#include "widgets/sign_widget.h"
#include "table/strings.h"
#include "table/sprites.h"
struct SignList {
/**
* A GUIList contains signs and uses a StringFilter for filtering.
*/
typedef GUIList<const Sign *, StringFilter &> GUISignList;
static const Sign *last_sign;
GUISignList signs;
StringFilter string_filter; ///< The match string to be used when the GUIList is (re)-sorted.
static bool match_case; ///< Should case sensitive matching be used?
/**
* Creates a SignList with filtering disabled by default.
*/
SignList() : string_filter(&match_case)
{
}
void BuildSignsList()
{
if (!this->signs.NeedRebuild()) return;
DEBUG(misc, 3, "Building sign list");
this->signs.Clear();
const Sign *si;
FOR_ALL_SIGNS(si) *this->signs.Append() = si;
this->signs.SetFilterState(true);
this->FilterSignList();
this->signs.Compact();
this->signs.RebuildDone();
}
/** Sort signs by their name */
static int CDECL SignNameSorter(const Sign * const *a, const Sign * const *b)
{
static char buf_cache[64];
char buf[64];
SetDParam(0, (*a)->index);
GetString(buf, STR_SIGN_NAME, lastof(buf));
if (*b != last_sign) {
last_sign = *b;
SetDParam(0, (*b)->index);
GetString(buf_cache, STR_SIGN_NAME, lastof(buf_cache));
}
int r = strnatcmp(buf, buf_cache); // Sort by name (natural sorting).
return r != 0 ? r : ((*a)->index - (*b)->index);
}
void SortSignsList()
{
if (!this->signs.Sort(&SignNameSorter)) return;
/* Reset the name sorter sort cache */
this->last_sign = NULL;
}
/** Filter sign list by sign name */
static bool CDECL SignNameFilter(const Sign * const *a, StringFilter &filter)
{
/* Get sign string */
char buf1[MAX_LENGTH_SIGN_NAME_CHARS * MAX_CHAR_LENGTH];
SetDParam(0, (*a)->index);
GetString(buf1, STR_SIGN_NAME, lastof(buf1));
filter.ResetState();
filter.AddLine(buf1);
return filter.GetState();
}
/** Filter sign list excluding OWNER_DEITY */
static bool CDECL OwnerDeityFilter(const Sign * const *a, StringFilter &filter)
{
/* You should never be able to edit signs of owner DEITY */
return (*a)->owner != OWNER_DEITY;
}
/** Filter sign list by owner */
static bool CDECL OwnerVisibilityFilter(const Sign * const *a, StringFilter &filter)
{
assert(!HasBit(_display_opt, DO_SHOW_COMPETITOR_SIGNS));
/* Hide sign if non-own signs are hidden in the viewport */
return (*a)->owner == _local_company || (*a)->owner == OWNER_DEITY;
}
/** Filter out signs from the sign list that does not match the name filter */
void FilterSignList()
{
this->signs.Filter(&SignNameFilter, this->string_filter);
if (_game_mode != GM_EDITOR) this->signs.Filter(&OwnerDeityFilter, this->string_filter);
if (!HasBit(_display_opt, DO_SHOW_COMPETITOR_SIGNS)) {
this->signs.Filter(&OwnerVisibilityFilter, this->string_filter);
}
}
};
const Sign *SignList::last_sign = NULL;
bool SignList::match_case = false;
/** Enum referring to the Hotkeys in the sign list window */
enum SignListHotkeys {
SLHK_FOCUS_FILTER_BOX, ///< Focus the edit box for editing the filter string
};
struct SignListWindow : Window, SignList {
QueryString filter_editbox; ///< Filter editbox;
int text_offset; ///< Offset of the sign text relative to the left edge of the WID_SIL_LIST widget.
Scrollbar *vscroll;
SignListWindow(const WindowDesc *desc, WindowNumber window_number) : filter_editbox(MAX_LENGTH_SIGN_NAME_CHARS * MAX_CHAR_LENGTH, MAX_LENGTH_SIGN_NAME_CHARS)
{
this->CreateNestedTree(desc);
this->vscroll = this->GetScrollbar(WID_SIL_SCROLLBAR);
this->FinishInitNested(desc, window_number);
this->SetWidgetLoweredState(WID_SIL_FILTER_MATCH_CASE_BTN, SignList::match_case);
/* Initialize the text edit widget */
this->querystrings[WID_SIL_FILTER_TEXT] = &this->filter_editbox;
this->filter_editbox.ok_button = WID_SIL_FILTER_ENTER_BTN;
this->filter_editbox.cancel_button = QueryString::ACTION_CLEAR;
/* Initialize the filtering variables */
this->SetFilterString("");
/* Create initial list. */
this->signs.ForceRebuild();
this->signs.ForceResort();
this->BuildSortSignList();
}
/**
* This function sets the filter string of the sign list. The contents of
* the edit widget is not updated by this function. Depending on if the
* new string is zero-length or not the clear button is made
* disabled/enabled. The sign list is updated according to the new filter.
*/
void SetFilterString(const char *new_filter_string)
{
/* check if there is a new filter string */
this->string_filter.SetFilterTerm(new_filter_string);
/* Rebuild the list of signs */
this->InvalidateData();
}
virtual void OnPaint()
{
if (this->signs.NeedRebuild()) this->BuildSortSignList();
this->DrawWidgets();
}
virtual void DrawWidget(const Rect &r, int widget) const
{
switch (widget) {
case WID_SIL_LIST: {
uint y = r.top + WD_FRAMERECT_TOP; // Offset from top of widget.
/* No signs? */
if (this->vscroll->GetCount() == 0) {
DrawString(r.left + WD_FRAMETEXT_LEFT, r.right, y, STR_STATION_LIST_NONE);
return;
}
bool rtl = _current_text_dir == TD_RTL;
int sprite_offset_y = (FONT_HEIGHT_NORMAL - 10) / 2 + 1;
uint icon_left = 4 + (rtl ? r.right - this->text_offset : r.left);
uint text_left = r.left + (rtl ? WD_FRAMERECT_LEFT : this->text_offset);
uint text_right = r.right - (rtl ? this->text_offset : WD_FRAMERECT_RIGHT);
/* At least one sign available. */
for (uint16 i = this->vscroll->GetPosition(); this->vscroll->IsVisible(i) && i < this->vscroll->GetCount(); i++) {
const Sign *si = this->signs[i];
if (si->owner != OWNER_NONE) DrawCompanyIcon(si->owner, icon_left, y + sprite_offset_y);
SetDParam(0, si->index);
DrawString(text_left, text_right, y, STR_SIGN_NAME, TC_YELLOW);
y += this->resize.step_height;
}
break;
}
}
}
virtual void SetStringParameters(int widget) const
{
if (widget == WID_SIL_CAPTION) SetDParam(0, this->vscroll->GetCount());
}
virtual void OnClick(Point pt, int widget, int click_count)
{
switch (widget) {
case WID_SIL_LIST: {
uint id_v = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_SIL_LIST, WD_FRAMERECT_TOP);
if (id_v == INT_MAX) return;
const Sign *si = this->signs[id_v];
ScrollMainWindowToTile(TileVirtXY(si->x, si->y));
break;
}
case WID_SIL_FILTER_ENTER_BTN:
if (this->signs.Length() >= 1) {
const Sign *si = this->signs[0];
ScrollMainWindowToTile(TileVirtXY(si->x, si->y));
}
break;
case WID_SIL_FILTER_MATCH_CASE_BTN:
SignList::match_case = !SignList::match_case; // Toggle match case
this->SetWidgetLoweredState(WID_SIL_FILTER_MATCH_CASE_BTN, SignList::match_case); // Toggle button pushed state
this->InvalidateData(); // Rebuild the list of signs
break;
}
}
virtual void OnResize()
{
this->vscroll->SetCapacityFromWidget(this, WID_SIL_LIST, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM);
}
virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
{
switch (widget) {
case WID_SIL_LIST: {
Dimension spr_dim = GetSpriteSize(SPR_COMPANY_ICON);
this->text_offset = WD_FRAMETEXT_LEFT + spr_dim.width + 2; // 2 pixels space between icon and the sign text.
resize->height = max<uint>(FONT_HEIGHT_NORMAL, spr_dim.height);
Dimension d = {this->text_offset + WD_FRAMETEXT_RIGHT, WD_FRAMERECT_TOP + 5 * resize->height + WD_FRAMERECT_BOTTOM};
*size = maxdim(*size, d);
break;
}
case WID_SIL_CAPTION:
SetDParamMaxValue(0, Sign::GetPoolSize(), 3);
*size = GetStringBoundingBox(STR_SIGN_LIST_CAPTION);
size->height += padding.height;
size->width += padding.width;
break;
}
}
virtual EventState OnKeyPress(uint16 key, uint16 keycode)
{
EventState state = ES_NOT_HANDLED;
if (CheckHotkeyMatch(signlist_hotkeys, keycode, this) == SLHK_FOCUS_FILTER_BOX) {
this->SetFocusedWidget(WID_SIL_FILTER_TEXT);
SetFocusedWindow(this); // The user has asked to give focus to the text box, so make sure this window is focused.
state = ES_HANDLED;
}
return state;
}
virtual void OnEditboxChanged(int widget)
{
if (widget == WID_SIL_FILTER_TEXT) this->SetFilterString(this->filter_editbox.text.buf);
}
void BuildSortSignList()
{
if (this->signs.NeedRebuild()) {
this->BuildSignsList();
this->vscroll->SetCount(this->signs.Length());
this->SetWidgetDirty(WID_SIL_CAPTION);
}
this->SortSignsList();
}
virtual void OnHundredthTick()
{
this->BuildSortSignList();
this->SetDirty();
}
/**
* Some data on this window has become invalid.
* @param data Information about the changed data.
* @param gui_scope Whether the call is done from GUI scope. You may not do everything when not in GUI scope. See #InvalidateWindowData() for details.
*/
virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
{
/* When there is a filter string, we always need to rebuild the list even if
* the amount of signs in total is unchanged, as the subset of signs that is
* accepted by the filter might has changed. */
if (data == 0 || data == -1 || !this->string_filter.IsEmpty()) { // New or deleted sign, changed visibility setting or there is a filter string
/* This needs to be done in command-scope to enforce rebuilding before resorting invalid data */
this->signs.ForceRebuild();
} else { // Change of sign contents while there is no filter string
this->signs.ForceResort();
}
}
static Hotkey<SignListWindow> signlist_hotkeys[];
};
Hotkey<SignListWindow> SignListWindow::signlist_hotkeys[] = {
Hotkey<SignListWindow>('F', "focus_filter_box", SLHK_FOCUS_FILTER_BOX),
HOTKEY_LIST_END(SignListWindow)
};
Hotkey<SignListWindow> *_signlist_hotkeys = SignListWindow::signlist_hotkeys;
static const NWidgetPart _nested_sign_list_widgets[] = {
NWidget(NWID_HORIZONTAL),
NWidget(WWT_CLOSEBOX, COLOUR_GREY),
NWidget(WWT_CAPTION, COLOUR_GREY, WID_SIL_CAPTION), SetDataTip(STR_SIGN_LIST_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
NWidget(WWT_SHADEBOX, COLOUR_GREY),
NWidget(WWT_STICKYBOX, COLOUR_GREY),
EndContainer(),
NWidget(NWID_HORIZONTAL),
NWidget(NWID_VERTICAL),
NWidget(WWT_PANEL, COLOUR_GREY, WID_SIL_LIST), SetMinimalSize(WD_FRAMETEXT_LEFT + 16 + 255 + WD_FRAMETEXT_RIGHT, 50),
SetResize(1, 10), SetFill(1, 0), SetScrollbar(WID_SIL_SCROLLBAR), EndContainer(),
NWidget(NWID_HORIZONTAL),
NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1),
NWidget(WWT_EDITBOX, COLOUR_GREY, WID_SIL_FILTER_TEXT), SetMinimalSize(80, 12), SetResize(1, 0), SetFill(1, 0), SetPadding(2, 2, 2, 2),
SetDataTip(STR_LIST_FILTER_OSKTITLE, STR_LIST_FILTER_TOOLTIP),
EndContainer(),
NWidget(WWT_TEXTBTN, COLOUR_GREY, WID_SIL_FILTER_MATCH_CASE_BTN), SetDataTip(STR_SIGN_LIST_MATCH_CASE, STR_SIGN_LIST_MATCH_CASE_TOOLTIP),
EndContainer(),
EndContainer(),
NWidget(NWID_VERTICAL),
NWidget(NWID_VERTICAL), SetFill(0, 1),
NWidget(NWID_VSCROLLBAR, COLOUR_GREY, WID_SIL_SCROLLBAR),
EndContainer(),
NWidget(WWT_RESIZEBOX, COLOUR_GREY),
EndContainer(),
EndContainer(),
};
static const WindowDesc _sign_list_desc(
WDP_AUTO, 358, 138,
WC_SIGN_LIST, WC_NONE,
0,
_nested_sign_list_widgets, lengthof(_nested_sign_list_widgets)
);
/**
* Open the sign list window
*
* @return newly opened sign list window, or NULL if the window could not be opened.
*/
Window *ShowSignList()
{
return AllocateWindowDescFront<SignListWindow>(&_sign_list_desc, 0);
}
EventState SignListGlobalHotkeys(uint16 key, uint16 keycode)
{
int num = CheckHotkeyMatch<SignListWindow>(_signlist_hotkeys, keycode, NULL, true);
if (num == -1) return ES_NOT_HANDLED;
Window *w = ShowSignList();
if (w == NULL) return ES_NOT_HANDLED;
return w->OnKeyPress(key, keycode);
}
/**
* Actually rename the sign.
* @param index the sign to rename.
* @param text the new name.
* @return true if the window will already be removed after returning.
*/
static bool RenameSign(SignID index, const char *text)
{
bool remove = StrEmpty(text);
DoCommandP(0, index, 0, CMD_RENAME_SIGN | (StrEmpty(text) ? CMD_MSG(STR_ERROR_CAN_T_DELETE_SIGN) : CMD_MSG(STR_ERROR_CAN_T_CHANGE_SIGN_NAME)), NULL, text);
return remove;
}
struct SignWindow : Window, SignList {
QueryString name_editbox;
SignID cur_sign;
SignWindow(const WindowDesc *desc, const Sign *si) : name_editbox(MAX_LENGTH_SIGN_NAME_CHARS * MAX_CHAR_LENGTH, MAX_LENGTH_SIGN_NAME_CHARS)
{
this->querystrings[WID_QES_TEXT] = &this->name_editbox;
this->name_editbox.caption = STR_EDIT_SIGN_CAPTION;
this->name_editbox.cancel_button = WID_QES_CANCEL;
this->name_editbox.ok_button = WID_QES_OK;
this->InitNested(desc, WN_QUERY_STRING_SIGN);
UpdateSignEditWindow(si);
this->SetFocusedWidget(WID_QES_TEXT);
}
void UpdateSignEditWindow(const Sign *si)
{
/* Display an empty string when the sign hasn't been edited yet */
if (si->name != NULL) {
SetDParam(0, si->index);
this->name_editbox.text.Assign(STR_SIGN_NAME);
} else {
this->name_editbox.text.DeleteAll();
}
this->cur_sign = si->index;
this->SetWidgetDirty(WID_QES_TEXT);
this->SetFocusedWidget(WID_QES_TEXT);
}
/**
* Returns a pointer to the (alphabetically) previous or next sign of the current sign.
* @param next false if the previous sign is wanted, true if the next sign is wanted
* @return pointer to the previous/next sign
*/
const Sign *PrevNextSign(bool next)
{
/* Rebuild the sign list */
this->signs.ForceRebuild();
this->signs.NeedResort();
this->BuildSignsList();
this->SortSignsList();
/* Search through the list for the current sign, excluding
* - the first sign if we want the previous sign or
* - the last sign if we want the next sign */
uint end = this->signs.Length() - (next ? 1 : 0);
for (uint i = next ? 0 : 1; i < end; i++) {
if (this->cur_sign == this->signs[i]->index) {
/* We've found the current sign, so return the sign before/after it */
return this->signs[i + (next ? 1 : -1)];
}
}
/* If we haven't found the current sign by now, return the last/first sign */
return this->signs[next ? 0 : this->signs.Length() - 1];
}
virtual void SetStringParameters(int widget) const
{
switch (widget) {
case WID_QES_CAPTION:
SetDParam(0, this->name_editbox.caption);
break;
}
}
virtual void OnClick(Point pt, int widget, int click_count)
{
switch (widget) {
case WID_QES_PREVIOUS:
case WID_QES_NEXT: {
const Sign *si = this->PrevNextSign(widget == WID_QES_NEXT);
/* Rebuild the sign list */
this->signs.ForceRebuild();
this->signs.NeedResort();
this->BuildSignsList();
this->SortSignsList();
/* Scroll to sign and reopen window */
ScrollMainWindowToTile(TileVirtXY(si->x, si->y));
UpdateSignEditWindow(si);
break;
}
case WID_QES_DELETE:
/* Only need to set the buffer to null, the rest is handled as the OK button */
RenameSign(this->cur_sign, "");
/* don't delete this, we are deleted in Sign::~Sign() -> DeleteRenameSignWindow() */
break;
case WID_QES_OK:
if (RenameSign(this->cur_sign, this->name_editbox.text.buf)) break;
/* FALL THROUGH */
case WID_QES_CANCEL:
delete this;
break;
}
}
};
static const NWidgetPart _nested_query_sign_edit_widgets[] = {
NWidget(NWID_HORIZONTAL),
NWidget(WWT_CLOSEBOX, COLOUR_GREY),
NWidget(WWT_CAPTION, COLOUR_GREY, WID_QES_CAPTION), SetDataTip(STR_WHITE_STRING, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
EndContainer(),
NWidget(WWT_PANEL, COLOUR_GREY),
NWidget(WWT_EDITBOX, COLOUR_GREY, WID_QES_TEXT), SetMinimalSize(256, 12), SetDataTip(STR_EDIT_SIGN_SIGN_OSKTITLE, STR_NULL), SetPadding(2, 2, 2, 2),
EndContainer(),
NWidget(NWID_HORIZONTAL),
NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_QES_OK), SetMinimalSize(61, 12), SetDataTip(STR_BUTTON_OK, STR_NULL),
NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_QES_CANCEL), SetMinimalSize(60, 12), SetDataTip(STR_BUTTON_CANCEL, STR_NULL),
NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_QES_DELETE), SetMinimalSize(60, 12), SetDataTip(STR_TOWN_VIEW_DELETE_BUTTON, STR_NULL),
NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1), EndContainer(),
NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, WID_QES_PREVIOUS), SetMinimalSize(11, 12), SetDataTip(AWV_DECREASE, STR_EDIT_SIGN_PREVIOUS_SIGN_TOOLTIP),
NWidget(WWT_PUSHARROWBTN, COLOUR_GREY, WID_QES_NEXT), SetMinimalSize(11, 12), SetDataTip(AWV_INCREASE, STR_EDIT_SIGN_NEXT_SIGN_TOOLTIP),
EndContainer(),
};
static const WindowDesc _query_sign_edit_desc(
WDP_AUTO, 0, 0,
WC_QUERY_STRING, WC_NONE,
WDF_CONSTRUCTION,
_nested_query_sign_edit_widgets, lengthof(_nested_query_sign_edit_widgets)
);
/**
* Handle clicking on a sign.
* @param si The sign that was clicked on.
*/
void HandleClickOnSign(const Sign *si)
{
if (_ctrl_pressed && (si->owner == _local_company || (si->owner == OWNER_DEITY && _game_mode == GM_EDITOR))) {
RenameSign(si->index, NULL);
return;
}
ShowRenameSignWindow(si);
}
/**
* Show the window to change the text of a sign.
* @param si The sign to show the window for.
*/
void ShowRenameSignWindow(const Sign *si)
{
/* Delete all other edit windows */
DeleteWindowByClass(WC_QUERY_STRING);
new SignWindow(&_query_sign_edit_desc, si);
}
/**
* Close the sign window associated with the given sign.
* @param sign The sign to close the window for.
*/
void DeleteRenameSignWindow(SignID sign)
{
SignWindow *w = dynamic_cast<SignWindow *>(FindWindowById(WC_QUERY_STRING, WN_QUERY_STRING_SIGN));
if (w != NULL && w->cur_sign == sign) delete w;
}
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