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/* $Id$ */
/** @file subsidy_gui.cpp GUI for subsidies. */
#include "stdafx.h"
#include "openttd.h"
#include "station_base.h"
#include "industry.h"
#include "town.h"
#include "economy_func.h"
#include "variables.h"
#include "cargotype.h"
#include "window_gui.h"
#include "strings_func.h"
#include "date_func.h"
#include "viewport_func.h"
#include "gfx_func.h"
#include "gui.h"
#include "table/strings.h"
struct SubsidyListWindow : Window {
SubsidyListWindow(const WindowDesc *desc, WindowNumber window_number) : Window(desc, window_number)
{
this->FindWindowPlacementAndResize(desc);
}
virtual void OnClick(Point pt, int widget)
{
if (widget != 3) return;
int y = pt.y - 25;
if (y < 0) return;
uint num = 0;
for (const Subsidy *s = _subsidies; s != endof(_subsidies); s++) {
if (s->cargo_type != CT_INVALID && s->age < 12) {
y -= 10;
if (y < 0) {
this->HandleClick(s);
return;
}
num++;
}
}
if (num == 0) {
y -= 10; // "None"
if (y < 0) return;
}
y -= 11; // "Services already subsidised:"
if (y < 0) return;
for (const Subsidy *s = _subsidies; s != endof(_subsidies); s++) {
if (s->cargo_type != CT_INVALID && s->age >= 12) {
y -= 10;
if (y < 0) {
this->HandleClick(s);
return;
}
}
}
}
void HandleClick(const Subsidy *s)
{
TownEffect te = GetCargo(s->cargo_type)->town_effect;
TileIndex xy;
/* determine from coordinate for subsidy and try to scroll to it */
uint offs = s->from;
if (s->age >= 12) {
xy = GetStation(offs)->xy;
} else if (te == TE_PASSENGERS || te == TE_MAIL) {
xy = GetTown(offs)->xy;
} else {
xy = GetIndustry(offs)->xy;
}
if (_ctrl_pressed || !ScrollMainWindowToTile(xy)) {
if (_ctrl_pressed) ShowExtraViewPortWindow(xy);
/* otherwise determine to coordinate for subsidy and scroll to it */
offs = s->to;
if (s->age >= 12) {
xy = GetStation(offs)->xy;
} else if (te == TE_PASSENGERS || te == TE_MAIL || te == TE_GOODS || te == TE_FOOD) {
xy = GetTown(offs)->xy;
} else {
xy = GetIndustry(offs)->xy;
}
if (_ctrl_pressed) {
ShowExtraViewPortWindow(xy);
} else {
ScrollMainWindowToTile(xy);
}
}
}
virtual void OnPaint()
{
YearMonthDay ymd;
const Subsidy *s;
this->DrawWidgets();
ConvertDateToYMD(_date, &ymd);
int width = this->width - 13; // scroll bar = 11 + pixel each side
int y = 15;
int x = 1;
/* Section for drawing the offered subisidies */
DrawStringTruncated(x, y, STR_2026_SUBSIDIES_ON_OFFER_FOR, TC_FROMSTRING, width);
y += 10;
uint num = 0;
for (s = _subsidies; s != endof(_subsidies); s++) {
if (s->cargo_type != CT_INVALID && s->age < 12) {
int x2;
/* Displays the two offered towns */
SetupSubsidyDecodeParam(s, 1);
x2 = DrawStringTruncated(x + 2, y, STR_2027_FROM_TO, TC_FROMSTRING, width - 2);
if (width - x2 > 10) {
/* Displays the deadline before voiding the proposal */
SetDParam(0, _date - ymd.day + 384 - s->age * 32);
DrawStringTruncated(x2, y, STR_2028_BY, TC_FROMSTRING, width - x2);
}
y += 10;
num++;
}
}
if (num == 0) {
DrawStringTruncated(x + 2, y, STR_202A_NONE, TC_FROMSTRING, width - 2);
y += 10;
}
/* Section for drawing the already granted subisidies */
DrawStringTruncated(x, y + 1, STR_202B_SERVICES_ALREADY_SUBSIDISED, TC_FROMSTRING, width);
y += 10;
num = 0;
for (s = _subsidies; s != endof(_subsidies); s++) {
if (s->cargo_type != CT_INVALID && s->age >= 12) {
int xt;
SetupSubsidyDecodeParam(s, 1);
PlayerID player = GetStation(s->to)->owner;
SetDParam(3, player);
/* Displays the two connected stations */
xt = DrawStringTruncated(x + 2, y, STR_202C_FROM_TO, TC_FROMSTRING, width - 2);
/* Displays the date where the granted subsidy will end */
if ((xt > 3) && (width - xt) > 9 ) { // do not draw if previous drawing failed or if it will overlap on scrollbar
SetDParam(0, _date - ymd.day + 768 - s->age * 32);
DrawStringTruncated(xt, y, STR_202D_UNTIL, TC_FROMSTRING, width - xt);
}
y += 10;
num++;
}
}
if (num == 0) DrawStringTruncated(x + 2, y, STR_202A_NONE, TC_FROMSTRING, width - 2);
}
};
static const Widget _subsidies_list_widgets[] = {
{ WWT_CLOSEBOX, RESIZE_NONE, COLOUR_BROWN, 0, 10, 0, 13, STR_00C5, STR_018B_CLOSE_WINDOW},
{ WWT_CAPTION, RESIZE_RIGHT, COLOUR_BROWN, 11, 307, 0, 13, STR_2025_SUBSIDIES, STR_018C_WINDOW_TITLE_DRAG_THIS},
{ WWT_STICKYBOX, RESIZE_LR, COLOUR_BROWN, 308, 319, 0, 13, STR_NULL, STR_STICKY_BUTTON},
{ WWT_PANEL, RESIZE_RB, COLOUR_BROWN, 0, 307, 14, 126, 0x0, STR_01FD_CLICK_ON_SERVICE_TO_CENTER},
{ WWT_SCROLLBAR, RESIZE_LRB, COLOUR_BROWN, 308, 319, 14, 114, 0x0, STR_0190_SCROLL_BAR_SCROLLS_LIST},
{ WWT_RESIZEBOX, RESIZE_LRTB, COLOUR_BROWN, 308, 319, 115, 126, 0x0, STR_RESIZE_BUTTON},
{ WIDGETS_END},
};
static const WindowDesc _subsidies_list_desc = {
WDP_AUTO, WDP_AUTO, 320, 127, 320, 127,
WC_SUBSIDIES_LIST, WC_NONE,
WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON | WDF_RESIZABLE,
_subsidies_list_widgets,
};
void ShowSubsidiesList()
{
AllocateWindowDescFront<SubsidyListWindow>(&_subsidies_list_desc, 0);
}
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