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/* $Id$ */
/*
* 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 subsidy_gui.cpp GUI for subsidies. */
#include "stdafx.h"
#include "station_base.h"
#include "industry.h"
#include "town.h"
#include "economy_func.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 "subsidy_func.h"
#include "subsidy_base.h"
#include "table/strings.h"
/** Widget numbers for the subsidy list window. */
enum SubsidyListWidgets {
SLW_CLOSEBOX,
SLW_CAPTION,
SLW_STICKYBOX,
SLW_PANEL,
SLW_SCROLLBAR,
SLW_RESIZEBOX,
};
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 != SLW_PANEL) return;
int y = pt.y - this->widget[SLW_PANEL].top - FONT_HEIGHT_NORMAL - 1; // Skip 'subsidies on offer' line
if (y < 0) return;
uint num = 0;
const Subsidy *s;
FOR_ALL_SUBSIDIES(s) {
if (!s->IsAwarded()) {
y -= FONT_HEIGHT_NORMAL;
if (y < 0) {
this->HandleClick(s);
return;
}
num++;
}
}
if (num == 0) {
y -= FONT_HEIGHT_NORMAL; // "None"
if (y < 0) return;
}
y -= 11; // "Services already subsidised:"
if (y < 0) return;
FOR_ALL_SUBSIDIES(s) {
if (s->IsAwarded()) {
y -= FONT_HEIGHT_NORMAL;
if (y < 0) {
this->HandleClick(s);
return;
}
}
}
}
void HandleClick(const Subsidy *s)
{
/* determine src coordinate for subsidy and try to scroll to it */
TileIndex xy;
switch (s->src_type) {
case ST_INDUSTRY: xy = Industry::Get(s->src)->xy; break;
case ST_TOWN: xy = Town::Get(s->src)->xy; break;
default: NOT_REACHED();
}
if (_ctrl_pressed || !ScrollMainWindowToTile(xy)) {
if (_ctrl_pressed) ShowExtraViewPortWindow(xy);
/* otherwise determine dst coordinate for subsidy and scroll to it */
switch (s->dst_type) {
case ST_INDUSTRY: xy = Industry::Get(s->dst)->xy; break;
case ST_TOWN: xy = Town::Get(s->dst)->xy; break;
default: NOT_REACHED();
}
if (_ctrl_pressed) {
ShowExtraViewPortWindow(xy);
} else {
ScrollMainWindowToTile(xy);
}
}
}
virtual void OnPaint()
{
YearMonthDay ymd;
const Subsidy *s;
this->DrawWidgets();
ConvertDateToYMD(_date, &ymd);
int right = this->widget[SLW_PANEL].right;
int y = this->widget[SLW_PANEL].top + 1;
int x = this->widget[SLW_PANEL].left + 1;
/* Section for drawing the offered subisidies */
DrawString(x, right, y, STR_SUBSIDIES_OFFERED_TITLE);
y += FONT_HEIGHT_NORMAL;
uint num = 0;
FOR_ALL_SUBSIDIES(s) {
if (!s->IsAwarded()) {
/* Displays the two offered towns */
SetupSubsidyDecodeParam(s, 1);
SetDParam(7, _date - ymd.day + s->remaining * 32);
DrawString(x + 2, right - 2, y, STR_SUBSIDIES_OFFERED_FROM_TO);
y += FONT_HEIGHT_NORMAL;
num++;
}
}
if (num == 0) {
DrawString(x + 2, right - 2, y, STR_SUBSIDIES_NONE);
y += FONT_HEIGHT_NORMAL;
}
/* Section for drawing the already granted subisidies */
DrawString(x, right, y + 1, STR_SUBSIDIES_SUBSIDISED_TITLE);
y += FONT_HEIGHT_NORMAL;
num = 0;
FOR_ALL_SUBSIDIES(s) {
if (s->IsAwarded()) {
SetupSubsidyDecodeParam(s, 1);
SetDParam(7, s->awarded);
SetDParam(8, _date - ymd.day + s->remaining * 32);
/* Displays the two connected stations */
DrawString(x + 2, right - 2, y, STR_SUBSIDIES_SUBSIDISED_FROM_TO);
y += FONT_HEIGHT_NORMAL;
num++;
}
}
if (num == 0) DrawString(x + 2, right - 2, y, STR_SUBSIDIES_NONE);
}
};
static const Widget _subsidies_list_widgets[] = {
{ WWT_CLOSEBOX, RESIZE_NONE, COLOUR_BROWN, 0, 10, 0, 13, STR_BLACK_CROSS, STR_TOOLTIP_CLOSE_WINDOW}, // SLW_CLOSEBOX
{ WWT_CAPTION, RESIZE_RIGHT, COLOUR_BROWN, 11, 307, 0, 13, STR_SUBSIDIES_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS}, // SLW_CAPTION
{ WWT_STICKYBOX, RESIZE_LR, COLOUR_BROWN, 308, 319, 0, 13, STR_NULL, STR_TOOLTIP_STICKY}, // SLW_STICKYBOX
{ WWT_PANEL, RESIZE_RB, COLOUR_BROWN, 0, 307, 14, 126, 0x0, STR_SUBSIDIES_TOOLTIP_CLICK_ON_SERVICE_TO_CENTER}, // SLW_PANEL
{ WWT_SCROLLBAR, RESIZE_LRB, COLOUR_BROWN, 308, 319, 14, 114, 0x0, STR_TOOLTIP_VSCROLL_BAR_SCROLLS_LIST}, // SLW_SCROLLBAR
{ WWT_RESIZEBOX, RESIZE_LRTB, COLOUR_BROWN, 308, 319, 115, 126, 0x0, STR_TOOLTIP_RESIZE}, // SLW_RESIZEBOX
{ WIDGETS_END},
};
static const NWidgetPart _nested_subsidies_list_widgets[] = {
NWidget(NWID_HORIZONTAL),
NWidget(WWT_CLOSEBOX, COLOUR_BROWN, SLW_CLOSEBOX),
NWidget(WWT_CAPTION, COLOUR_BROWN, SLW_CAPTION), SetDataTip(STR_SUBSIDIES_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
NWidget(WWT_STICKYBOX, COLOUR_BROWN, SLW_STICKYBOX),
EndContainer(),
NWidget(NWID_HORIZONTAL),
NWidget(WWT_PANEL, COLOUR_BROWN, SLW_PANEL), SetMinimalSize(308, 113), SetDataTip(0x0, STR_SUBSIDIES_TOOLTIP_CLICK_ON_SERVICE_TO_CENTER), SetResize(1, 1), EndContainer(),
NWidget(NWID_VERTICAL),
NWidget(WWT_SCROLLBAR, COLOUR_BROWN, SLW_SCROLLBAR),
NWidget(WWT_RESIZEBOX, COLOUR_BROWN, SLW_RESIZEBOX),
EndContainer(),
EndContainer(),
};
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, _nested_subsidies_list_widgets, lengthof(_nested_subsidies_list_widgets)
);
void ShowSubsidiesList()
{
AllocateWindowDescFront<SubsidyListWindow>(&_subsidies_list_desc, 0);
}
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