summaryrefslogtreecommitdiff
path: root/src/subsidy_gui.cpp
blob: becc4d97a50621665c28fa967eb6e4ff97fdcece (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
/* $Id$ */

/** @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);
}