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Location: cpp/openttd-patchpack/source/src/subsidy_gui.cpp - annotation
r20108:f9a517049d66
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text/x-c
(svn r25076) -Add [FS#5212]: Georgian Lari and Iranian Rial as currencies
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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 subsidy_gui.cpp GUI for subsidies. */
#include "stdafx.h"
#include "industry.h"
#include "town.h"
#include "window_gui.h"
#include "strings_func.h"
#include "date_func.h"
#include "viewport_func.h"
#include "gui.h"
#include "subsidy_func.h"
#include "subsidy_base.h"
#include "core/geometry_func.hpp"
#include "widgets/subsidy_widget.h"
#include "table/strings.h"
struct SubsidyListWindow : Window {
Scrollbar *vscroll;
SubsidyListWindow(const WindowDesc *desc, WindowNumber window_number) : Window()
{
this->CreateNestedTree(desc);
this->vscroll = this->GetScrollbar(WID_SUL_SCROLLBAR);
this->FinishInitNested(desc, window_number);
this->OnInvalidateData(0);
}
virtual void OnClick(Point pt, int widget, int click_count)
{
if (widget != WID_SUL_PANEL) return;
int y = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_SUL_PANEL, WD_FRAMERECT_TOP);
int num = 0;
const Subsidy *s;
FOR_ALL_SUBSIDIES(s) {
if (!s->IsAwarded()) {
y--;
if (y == 0) {
this->HandleClick(s);
return;
}
num++;
}
}
if (num == 0) {
y--; // "None"
if (y < 0) return;
}
y -= 2; // "Services already subsidised:"
if (y < 0) return;
FOR_ALL_SUBSIDIES(s) {
if (s->IsAwarded()) {
y--;
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)->location.tile; 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)->location.tile; break;
case ST_TOWN: xy = Town::Get(s->dst)->xy; break;
default: NOT_REACHED();
}
if (_ctrl_pressed) {
ShowExtraViewPortWindow(xy);
} else {
ScrollMainWindowToTile(xy);
}
}
}
/**
* Count the number of lines in this window.
* @return the number of lines
*/
uint CountLines()
{
/* Count number of (non) awarded subsidies */
uint num_awarded = 0;
uint num_not_awarded = 0;
const Subsidy *s;
FOR_ALL_SUBSIDIES(s) {
if (!s->IsAwarded()) {
num_not_awarded++;
} else {
num_awarded++;
}
}
/* Count the 'none' lines */
if (num_awarded == 0) num_awarded = 1;
if (num_not_awarded == 0) num_not_awarded = 1;
/* Offered, accepted and an empty line before the accepted ones. */
return 3 + num_awarded + num_not_awarded;
}
virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
{
if (widget != WID_SUL_PANEL) return;
Dimension d = maxdim(GetStringBoundingBox(STR_SUBSIDIES_OFFERED_TITLE), GetStringBoundingBox(STR_SUBSIDIES_SUBSIDISED_TITLE));
resize->height = d.height;
d.height *= 5;
d.width += padding.width + WD_FRAMERECT_RIGHT + WD_FRAMERECT_LEFT;
d.height += padding.height + WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
*size = maxdim(*size, d);
}
virtual void DrawWidget(const Rect &r, int widget) const
{
if (widget != WID_SUL_PANEL) return;
YearMonthDay ymd;
ConvertDateToYMD(_date, &ymd);
int right = r.right - WD_FRAMERECT_RIGHT;
int y = r.top + WD_FRAMERECT_TOP;
int x = r.left + WD_FRAMERECT_LEFT;
int pos = -this->vscroll->GetPosition();
const int cap = this->vscroll->GetCapacity();
/* Section for drawing the offered subsidies */
if (IsInsideMM(pos, 0, cap)) DrawString(x, right, y + pos * FONT_HEIGHT_NORMAL, STR_SUBSIDIES_OFFERED_TITLE);
pos++;
uint num = 0;
const Subsidy *s;
FOR_ALL_SUBSIDIES(s) {
if (!s->IsAwarded()) {
if (IsInsideMM(pos, 0, cap)) {
/* Displays the two offered towns */
SetupSubsidyDecodeParam(s, true);
SetDParam(7, _date - ymd.day + s->remaining * 32);
DrawString(x, right, y + pos * FONT_HEIGHT_NORMAL, STR_SUBSIDIES_OFFERED_FROM_TO);
}
pos++;
num++;
}
}
if (num == 0) {
if (IsInsideMM(pos, 0, cap)) DrawString(x, right, y + pos * FONT_HEIGHT_NORMAL, STR_SUBSIDIES_NONE);
pos++;
}
/* Section for drawing the already granted subsidies */
pos++;
if (IsInsideMM(pos, 0, cap)) DrawString(x, right, y + pos * FONT_HEIGHT_NORMAL, STR_SUBSIDIES_SUBSIDISED_TITLE);
pos++;
num = 0;
FOR_ALL_SUBSIDIES(s) {
if (s->IsAwarded()) {
if (IsInsideMM(pos, 0, cap)) {
SetupSubsidyDecodeParam(s, true);
SetDParam(7, s->awarded);
SetDParam(8, _date - ymd.day + s->remaining * 32);
/* Displays the two connected stations */
DrawString(x, right, y + pos * FONT_HEIGHT_NORMAL, STR_SUBSIDIES_SUBSIDISED_FROM_TO);
}
pos++;
num++;
}
}
if (num == 0) {
if (IsInsideMM(pos, 0, cap)) DrawString(x, right, y + pos * FONT_HEIGHT_NORMAL, STR_SUBSIDIES_NONE);
pos++;
}
}
virtual void OnResize()
{
this->vscroll->SetCapacityFromWidget(this, WID_SUL_PANEL);
}
/**
* 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)
{
if (!gui_scope) return;
this->vscroll->SetCount(this->CountLines());
}
};
static const NWidgetPart _nested_subsidies_list_widgets[] = {
NWidget(NWID_HORIZONTAL),
NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
NWidget(WWT_CAPTION, COLOUR_BROWN), SetDataTip(STR_SUBSIDIES_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
NWidget(WWT_SHADEBOX, COLOUR_BROWN),
NWidget(WWT_STICKYBOX, COLOUR_BROWN),
EndContainer(),
NWidget(NWID_HORIZONTAL),
NWidget(WWT_PANEL, COLOUR_BROWN, WID_SUL_PANEL), SetDataTip(0x0, STR_SUBSIDIES_TOOLTIP_CLICK_ON_SERVICE_TO_CENTER), SetResize(1, 1), SetScrollbar(WID_SUL_SCROLLBAR), EndContainer(),
NWidget(NWID_VERTICAL),
NWidget(NWID_VSCROLLBAR, COLOUR_BROWN, WID_SUL_SCROLLBAR),
NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
EndContainer(),
EndContainer(),
};
static const WindowDesc _subsidies_list_desc(
WDP_AUTO, 500, 127,
WC_SUBSIDIES_LIST, WC_NONE,
0,
_nested_subsidies_list_widgets, lengthof(_nested_subsidies_list_widgets)
);
void ShowSubsidiesList()
{
AllocateWindowDescFront<SubsidyListWindow>(&_subsidies_list_desc, 0);
}
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