OpenTTD

date_gui.cpp
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1 /* $Id: date_gui.cpp 26657 2014-06-20 20:57:32Z planetmaker $ */
2
3 /*
4 * This file is part of OpenTTD.
5 * 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.
6 * 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.
7 * 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/>.
8 */
9
12 #include "stdafx.h"
13 #include "strings_func.h"
14 #include "date_func.h"
15 #include "window_func.h"
16 #include "window_gui.h"
17 #include "date_gui.h"
18 #include "core/geometry_func.hpp"
19
20 #include "widgets/dropdown_type.h"
21 #include "widgets/date_widget.h"
22
23 #include "safeguards.h"
24
25
27 struct SetDateWindow : Window {
28 SetDateCallback *callback;
29 YearMonthDay date;
30 Year min_year;
31 Year max_year;
32
43 SetDateWindow(WindowDesc *desc, WindowNumber window_number, Window *parent, Date initial_date, Year min_year, Year max_year, SetDateCallback *callback) :
44 Window(desc),
45 callback(callback),
46 min_year(max(MIN_YEAR, min_year)),
47 max_year(min(MAX_YEAR, max_year))
48 {
49 assert(this->min_year <= this->max_year);
50 this->parent = parent;
51 this->InitNested(window_number);
52
53 if (initial_date == 0) initial_date = _date;
54 ConvertDateToYMD(initial_date, &this->date);
55 this->date.year = Clamp(this->date.year, min_year, max_year);
56 }
57
58 virtual Point OnInitialPosition(int16 sm_width, int16 sm_height, int window_number)
59 {
60 Point pt = { this->parent->left + this->parent->width / 2 - sm_width / 2, this->parent->top + this->parent->height / 2 - sm_height / 2 };
61 return pt;
62 }
63
68 void ShowDateDropDown(int widget)
69 {
70 int selected;
71 DropDownList *list = new DropDownList();
72
73 switch (widget) {
74 default: NOT_REACHED();
75
76 case WID_SD_DAY:
77 for (uint i = 0; i < 31; i++) {
78 *list->Append() = new DropDownListStringItem(STR_DAY_NUMBER_1ST + i, i + 1, false);
79 }
80 selected = this->date.day;
81 break;
82
83 case WID_SD_MONTH:
84 for (uint i = 0; i < 12; i++) {
85 *list->Append() = new DropDownListStringItem(STR_MONTH_JAN + i, i, false);
86 }
87 selected = this->date.month;
88 break;
89
90 case WID_SD_YEAR:
91 for (Year i = this->min_year; i <= this->max_year; i++) {
92 DropDownListParamStringItem *item = new DropDownListParamStringItem(STR_JUST_INT, i, false);
93 item->SetParam(0, i);
94 *list->Append() = item;
95 }
96 selected = this->date.year;
97 break;
98 }
99
100 ShowDropDownList(this, list, selected, widget);
101 }
102
103 virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
104 {
105 Dimension d = {0, 0};
106 switch (widget) {
107 default: return;
108
109 case WID_SD_DAY:
110 for (uint i = 0; i < 31; i++) {
111 d = maxdim(d, GetStringBoundingBox(STR_DAY_NUMBER_1ST + i));
112 }
113 break;
114
115 case WID_SD_MONTH:
116 for (uint i = 0; i < 12; i++) {
117 d = maxdim(d, GetStringBoundingBox(STR_MONTH_JAN + i));
118 }
119 break;
120
121 case WID_SD_YEAR:
122 SetDParamMaxValue(0, this->max_year);
123 d = maxdim(d, GetStringBoundingBox(STR_JUST_INT));
124 break;
125 }
126
127 d.width += padding.width;
128 d.height += padding.height;
129 *size = d;
130 }
131
132 virtual void SetStringParameters(int widget) const
133 {
134 switch (widget) {
135 case WID_SD_DAY: SetDParam(0, this->date.day - 1 + STR_DAY_NUMBER_1ST); break;
136 case WID_SD_MONTH: SetDParam(0, this->date.month + STR_MONTH_JAN); break;
137 case WID_SD_YEAR: SetDParam(0, this->date.year); break;
138 }
139 }
140
141 virtual void OnClick(Point pt, int widget, int click_count)
142 {
143 switch (widget) {
144 case WID_SD_DAY:
145 case WID_SD_MONTH:
146 case WID_SD_YEAR:
147 ShowDateDropDown(widget);
148 break;
149
150 case WID_SD_SET_DATE:
151 if (this->callback != NULL) this->callback(this, ConvertYMDToDate(this->date.year, this->date.month, this->date.day));
152 delete this;
153 break;
154 }
155 }
156
157 virtual void OnDropdownSelect(int widget, int index)
158 {
159 switch (widget) {
160 case WID_SD_DAY:
161 this->date.day = index;
162 break;
163
164 case WID_SD_MONTH:
165 this->date.month = index;
166 break;
167
168 case WID_SD_YEAR:
169 this->date.year = index;
170 break;
171 }
172 this->SetDirty();
173 }
174 };
175
177 static const NWidgetPart _nested_set_date_widgets[] = {
178 NWidget(NWID_HORIZONTAL),
179 NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
180 NWidget(WWT_CAPTION, COLOUR_BROWN), SetDataTip(STR_DATE_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
181 EndContainer(),
182 NWidget(WWT_PANEL, COLOUR_BROWN),
183 NWidget(NWID_VERTICAL), SetPIP(6, 6, 6),
184 NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(6, 6, 6),
185 NWidget(WWT_DROPDOWN, COLOUR_ORANGE, WID_SD_DAY), SetFill(1, 0), SetDataTip(STR_JUST_STRING, STR_DATE_DAY_TOOLTIP),
186 NWidget(WWT_DROPDOWN, COLOUR_ORANGE, WID_SD_MONTH), SetFill(1, 0), SetDataTip(STR_JUST_STRING, STR_DATE_MONTH_TOOLTIP),
187 NWidget(WWT_DROPDOWN, COLOUR_ORANGE, WID_SD_YEAR), SetFill(1, 0), SetDataTip(STR_JUST_INT, STR_DATE_YEAR_TOOLTIP),
188 EndContainer(),
189 NWidget(NWID_HORIZONTAL),
190 NWidget(NWID_SPACER), SetFill(1, 0),
191 NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, WID_SD_SET_DATE), SetMinimalSize(100, 12), SetDataTip(STR_DATE_SET_DATE, STR_DATE_SET_DATE_TOOLTIP),
192 NWidget(NWID_SPACER), SetFill(1, 0),
193 EndContainer(),
194 EndContainer(),
195 EndContainer()
196 };
197
199 static WindowDesc _set_date_desc(
200 WDP_CENTER, NULL, 0, 0,
201 WC_SET_DATE, WC_NONE,
202 0,
203 _nested_set_date_widgets, lengthof(_nested_set_date_widgets)
204 );
205
215 void ShowSetDateWindow(Window *parent, int window_number, Date initial_date, Year min_year, Year max_year, SetDateCallback *callback)
216 {
217 DeleteWindowByClass(WC_SET_DATE);
218 new SetDateWindow(&_set_date_desc, window_number, parent, initial_date, min_year, max_year, callback);
219 }
strings_func.h
Functions related to OTTD&#39;s strings.
Window::resize
ResizeInfo resize
Resize information.
Definition: window_gui.h:317
_set_date_desc
static WindowDesc _set_date_desc(WDP_CENTER, NULL, 0, 0, WC_SET_DATE, WC_NONE, 0, _nested_set_date_widgets, lengthof(_nested_set_date_widgets))
Description of the date setting window.
date_widget.h
Types related to the date widgets.
Window::parent
Window * parent
Parent window.
Definition: window_gui.h:332
SetDateWindow::UpdateWidgetSize
virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
Update size and resize step of a widget in the window.
Definition: date_gui.cpp:103
WindowDesc
High level window description.
Definition: window_gui.h:168
Window::left
int left
x position of left edge of the window
Definition: window_gui.h:312
WID_SD_SET_DATE
Actually set the date.
Definition: date_widget.h:20
date_func.h
Functions related to dates.
YearMonthDay::day
Day day
Day (1..31)
Definition: date_type.h:106
SetDateWindow::OnInitialPosition
virtual Point OnInitialPosition(int16 sm_width, int16 sm_height, int window_number)
Compute the initial position of the window.
Definition: date_gui.cpp:58
NWID_HORIZONTAL
Horizontal container.
Definition: widget_type.h:75
ShowDropDownList
void ShowDropDownList(Window *w, const DropDownList *list, int selected, int button, uint width, bool auto_width, bool instant_close)
Show a drop down list.
Definition: dropdown.cpp:421
SetDateWindow::SetDateWindow
SetDateWindow(WindowDesc *desc, WindowNumber window_number, Window *parent, Date initial_date, Year min_year, Year max_year, SetDateCallback *callback)
Create the new &#39;set date&#39; window.
Definition: date_gui.cpp:43
Window::top
int top
y position of top edge of the window
Definition: window_gui.h:313
WWT_CLOSEBOX
Close box (at top-left of a window)
Definition: widget_type.h:69
Year
int32 Year
Type for the year, note: 0 based, i.e. starts at the year 0.
Definition: date_type.h:20
max
static T max(const T a, const T b)
Returns the maximum of two values.
Definition: math_func.hpp:26
DropDownListStringItem
Common string list item.
Definition: dropdown_type.h:41
window_gui.h
Functions, definitions and such used only by the GUI.
SetDateWindow::min_year
Year min_year
The minimum year in the year dropdown.
Definition: date_gui.cpp:30
SmallVector::Append
T * Append(uint to_add=1)
Append an item and return it.
Definition: smallvec_type.hpp:134
NWidgetPart
Partial widget specification to allow NWidgets to be written nested.
Definition: widget_type.h:910
Window
Data structure for an opened window.
Definition: window_gui.h:271
Window::InitNested
void InitNested(WindowNumber number=0)
Perform complete initialization of the Window with nested widgets, to allow use.
Definition: window.cpp:1833
SetDateWindow::SetStringParameters
virtual void SetStringParameters(int widget) const
Initialize string parameters for a widget.
Definition: date_gui.cpp:132
NWID_SPACER
Invisible widget that takes some space.
Definition: widget_type.h:79
SetDataTip
static NWidgetPart SetDataTip(uint32 data, StringID tip)
Widget part function for setting the data and tooltip.
Definition: widget_type.h:1014
AutoDeleteSmallVector
Simple vector template class, with automatic delete.
Definition: smallvec_type.hpp:401
SetMinimalSize
static NWidgetPart SetMinimalSize(int16 x, int16 y)
Widget part function for setting the minimal size.
Definition: widget_type.h:947
stdafx.h
Definition of base types and functions in a cross-platform compatible way.
YearMonthDay
Data structure to convert between Date and triplet (year, month, and day).
Definition: date_type.h:103
SetDateWindow
Window to select a date graphically by using dropdowns.
Definition: date_gui.cpp:27
safeguards.h
A number of safeguards to prevent using unsafe methods.
WWT_PUSHTXTBTN
Normal push-button (no toggle button) with text caption.
Definition: widget_type.h:104
geometry_func.hpp
Geometry functions.
WWT_PANEL
Simple depressed panel.
Definition: widget_type.h:50
ShowSetDateWindow
void ShowSetDateWindow(Window *parent, int window_number, Date initial_date, Year min_year, Year max_year, SetDateCallback *callback)
Create the new &#39;set date&#39; window.
Definition: date_gui.cpp:215
WC_SET_DATE
Set date; Window numbers:
Definition: window_type.h:163
WDP_CENTER
Center the window.
Definition: window_gui.h:157
SetDateCallback
void SetDateCallback(const Window *w, Date date)
Callback for when a date has been chosen.
Definition: date_gui.h:23
NWidget
static NWidgetPart NWidget(WidgetType tp, Colours col, int16 idx=-1)
Widget part function for starting a new &#39;real&#39; widget.
Definition: widget_type.h:1114
YearMonthDay::year
Year year
Year (0...)
Definition: date_type.h:104
lengthof
#define lengthof(x)
Return the length of an fixed size array.
Definition: depend.cpp:42
min
static T min(const T a, const T b)
Returns the minimum of two values.
Definition: math_func.hpp:42
dropdown_type.h
Types related to the drop down widget.
SetDateWindow::date
YearMonthDay date
The currently selected date.
Definition: date_gui.cpp:29
DeleteWindowByClass
void DeleteWindowByClass(WindowClass cls)
Delete all windows of a given class.
Definition: window.cpp:1150
YearMonthDay::month
Month month
Month (0..11)
Definition: date_type.h:105
Clamp
static T Clamp(const T a, const T min, const T max)
Clamp a value between an interval.
Definition: math_func.hpp:139
Window::SetDirty
void SetDirty() const
Mark entire window as dirty (in need of re-paint)
Definition: window.cpp:959
GetStringBoundingBox
Dimension GetStringBoundingBox(const char *str, FontSize start_fontsize)
Return the string dimension in pixels.
Definition: gfx.cpp:699
maxdim
Dimension maxdim(const Dimension &d1, const Dimension &d2)
Compute bounding box of both dimensions.
Definition: geometry_func.cpp:24
WC_NONE
No window, redirects to WC_MAIN_WINDOW.
Definition: window_type.h:40
SetDateWindow::ShowDateDropDown
void ShowDateDropDown(int widget)
Helper function to construct the dropdown.
Definition: date_gui.cpp:68
SetDateWindow::callback
SetDateCallback * callback
Callback to call when a date has been selected.
Definition: date_gui.cpp:28
date_gui.h
Functions related to the graphical selection of a date.
WID_SD_YEAR
Dropdown for the year.
Definition: date_widget.h:19
WWT_CAPTION
Window caption (window title between closebox and stickybox)
Definition: widget_type.h:61
SetDParamMaxValue
void SetDParamMaxValue(uint n, uint64 max_value, uint min_count, FontSize size)
Set DParam n to some number that is suitable for string size computations.
Definition: strings.cpp:105
_nested_set_date_widgets
static const NWidgetPart _nested_set_date_widgets[]
Widgets for the date setting window.
Definition: date_gui.cpp:177
NWID_VERTICAL
Vertical container.
Definition: widget_type.h:77
EndContainer
static NWidgetPart EndContainer()
Widget part function for denoting the end of a container (horizontal, vertical, WWT_FRAME, WWT_INSET, or WWT_PANEL).
Definition: widget_type.h:999
Point
Coordinates of a point in 2D.
Definition: geometry_type.hpp:28
WWT_DROPDOWN
Drop down list.
Definition: widget_type.h:70
MIN_YEAR
static const Year MIN_YEAR
The absolute minimum & maximum years in OTTD.
Definition: date_type.h:85
Date
int32 Date
The type to store our dates in.
Definition: date_type.h:16
SetDateWindow::max_year
Year max_year
The maximum year (inclusive) in the year dropdown.
Definition: date_gui.cpp:31
Window::width
int width
width of the window (number of pixels to the right in x direction)
Definition: window_gui.h:314
SetFill
static NWidgetPart SetFill(uint fill_x, uint fill_y)
Widget part function for setting filling.
Definition: widget_type.h:983
WindowNumber
int32 WindowNumber
Number to differentiate different windows of the same class.
Definition: window_type.h:695
WID_SD_MONTH
Dropdown for the month.
Definition: date_widget.h:18
Window::window_number
WindowNumber window_number
Window number within the window class.
Definition: window_gui.h:307
ConvertYMDToDate
Date ConvertYMDToDate(Year year, Month month, Day day)
Converts a tuple of Year, Month and Day to a Date.
Definition: date.cpp:149
window_func.h
Window functions not directly related to making/drawing windows.
DropDownListParamStringItem
String list item with parameters.
Definition: dropdown_type.h:59
_date
Date _date
Current date in days (day counter)
Definition: date.cpp:28
SetDateWindow::OnClick
virtual void OnClick(Point pt, int widget, int click_count)
A click with the left mouse button has been made on the window.
Definition: date_gui.cpp:141
ConvertDateToYMD
void ConvertDateToYMD(Date date, YearMonthDay *ymd)
Converts a Date to a Year, Month & Day.
Definition: date.cpp:94
Dimension
Dimensions (a width and height) of a rectangle in 2D.
Definition: geometry_type.hpp:34
NC_EQUALSIZE
Value of the NCB_EQUALSIZE flag.
Definition: widget_type.h:429
MAX_YEAR
static const Year MAX_YEAR
MAX_YEAR, nicely rounded value of the number of years that can be encoded in a single 32 bits date...
Definition: date_type.h:94
SetPIP
static NWidgetPart SetPIP(uint8 pre, uint8 inter, uint8 post)
Widget part function for setting a pre/inter/post spaces.
Definition: widget_type.h:1076
Window::height
int height
Height of the window (number of pixels down in y direction)
Definition: window_gui.h:315
DropDownList
AutoDeleteSmallVector< const DropDownListItem *, 4 > DropDownList
A drop down list is a collection of drop down list items.
Definition: dropdown_type.h:86
WID_SD_DAY
Dropdown for the day.
Definition: date_widget.h:17
SetDParam
static void SetDParam(uint n, uint64 v)
Set a string parameter v at index n in the global string parameter array.
Definition: strings_func.h:201
SetDateWindow::OnDropdownSelect
virtual void OnDropdownSelect(int widget, int index)
A dropdown option associated to this window has been selected.
Definition: date_gui.cpp:157