1

/* $Id$ */

     2

     3

/** @file subsidy_gui.cpp */

     4

     5

#include "stdafx.h"

     6

#include "openttd.h"

     7

#include "station_base.h"

     8

#include "industry.h"

     9

#include "town.h"

    10

#include "economy_func.h"

    11

#include "variables.h"

    12

#include "cargotype.h"

    13

#include "window_gui.h"

    14

#include "strings_func.h"

    15

#include "date_func.h"

    16

#include "viewport_func.h"

    17

#include "gfx_func.h"

    18

    19

#include "table/strings.h"

    20

    21

static void HandleSubsidyClick(int y)

    22

{

    23

	const Subsidy *s;

    24

	uint num;

    25

	int offs;

    26

	TileIndex xy;

    27

    28

	if (y < 0) return;

    29

    30

	num = 0;

    31

	for (s = _subsidies; s != endof(_subsidies); s++) {

    32

		if (s->cargo_type != CT_INVALID && s->age < 12) {

    33

			y -= 10;

    34

			if (y < 0) goto handle_click;

    35

			num++;

    36

		}

    37

	}

    38

    39

	if (num == 0) {

    40

		y -= 10;

    41

		if (y < 0) return;

    42

	}

    43

    44

	y -= 11;

    45

	if (y < 0) return;

    46

    47

	for (s = _subsidies; s != endof(_subsidies); s++) {

    48

		if (s->cargo_type != CT_INVALID && s->age >= 12) {

    49

			y -= 10;

    50

			if (y < 0) goto handle_click;

    51

		}

    52

	}

    53

	return;

    54

    55

handle_click:

    56

    57

	TownEffect te = GetCargo(s->cargo_type)->town_effect;

    58

    59

	/* determine from coordinate for subsidy and try to scroll to it */

    60

	offs = s->from;

    61

	if (s->age >= 12) {

    62

		xy = GetStation(offs)->xy;

    63

	} else if (te == TE_PASSENGERS || te == TE_MAIL) {

    64

		xy = GetTown(offs)->xy;

    65

	} else {

    66

		xy = GetIndustry(offs)->xy;

    67

	}

    68

    69

	if (!ScrollMainWindowToTile(xy)) {

    70

		/* otherwise determine to coordinate for subsidy and scroll to it */

    71

		offs = s->to;

    72

		if (s->age >= 12) {

    73

			xy = GetStation(offs)->xy;

    74

		} else if (te == TE_PASSENGERS || te == TE_MAIL || te == TE_GOODS || te == TE_FOOD) {

    75

			xy = GetTown(offs)->xy;

    76

		} else {

    77

			xy = GetIndustry(offs)->xy;

    78

		}

    79

		ScrollMainWindowToTile(xy);

    80

	}

    81

}

    82

    83

static void DrawSubsidiesWindow(const Window *w)

    84

{

    85

	YearMonthDay ymd;

    86

	const Subsidy *s;

    87

	uint num;

    88

	int x;

    89

	int y;

    90

    91

	DrawWindowWidgets(w);

    92

    93

	ConvertDateToYMD(_date, &ymd);

    94

    95

	int width = w->width - 13;  // scroll bar = 11 + pixel each side

    96

	y = 15;

    97

	x = 1;

    98

    99

	/* Section for drawing the offered subisidies */

   100

	DrawStringTruncated(x, y, STR_2026_SUBSIDIES_ON_OFFER_FOR, TC_FROMSTRING, width);

   101

	y += 10;

   102

	num = 0;

   103

   104

	for (s = _subsidies; s != endof(_subsidies); s++) {

   105

		if (s->cargo_type != CT_INVALID && s->age < 12) {

   106

			int x2;

   107

   108

			/* Displays the two offered towns */

   109

			SetupSubsidyDecodeParam(s, 1);

   110

			x2 = DrawStringTruncated(x + 2, y, STR_2027_FROM_TO, TC_FROMSTRING, width);

   111

   112

			/* Displays the deadline before voiding the proposal */

   113

			SetDParam(0, _date - ymd.day + 384 - s->age * 32);

   114

			DrawStringTruncated(x2, y, STR_2028_BY, TC_FROMSTRING, width - x2);

   115

			y += 10;

   116

			num++;

   117

		}

   118

	}

   119

   120

	if (num == 0) {

   121

		DrawStringTruncated(x + 2, y, STR_202A_NONE, TC_FROMSTRING, width - 2);

   122

		y += 10;

   123

	}

   124

   125

	/* Section for drawing the already granted subisidies */

   126

	DrawStringTruncated(x, y + 1, STR_202B_SERVICES_ALREADY_SUBSIDISED, TC_FROMSTRING, width);

   127

	y += 10;

   128

	num = 0;

   129

   130

	for (s = _subsidies; s != endof(_subsidies); s++) {

   131

		if (s->cargo_type != CT_INVALID && s->age >= 12) {

   132

			int xt;

   133

   134

			SetupSubsidyDecodeParam(s, 1);

   135

   136

			PlayerID player = GetStation(s->to)->owner;

   137

			SetDParam(3, player);

   138

   139

			/* Displays the two connected stations */

   140

			xt = DrawStringTruncated(x + 2, y, STR_202C_FROM_TO, TC_FROMSTRING, width - 2);

   141

   142

			/* Displays the date where the granted subsidy will end */

   143

			if ((xt > 3) && (width - xt) > 9 ) { // do not draw if previous drawing failed or if it will overlap on scrollbar

   144

				SetDParam(0, _date - ymd.day + 768 - s->age * 32);

   145

				DrawStringTruncated(xt, y, STR_202D_UNTIL, TC_FROMSTRING, width - xt);

   146

			}

   147

			y += 10;

   148

			num++;

   149

		}

   150

	}

   151

   152

	if (num == 0) DrawStringTruncated(x + 2, y, STR_202A_NONE, TC_FROMSTRING, width - 2);

   153

}

   154

   155

static void SubsidiesListWndProc(Window *w, WindowEvent *e)

   156

{

   157

	switch (e->event) {

   158

		case WE_PAINT: DrawSubsidiesWindow(w); break;

   159

   160

		case WE_CLICK:

   161

			switch (e->we.click.widget) {

   162

				case 3:

   163

					HandleSubsidyClick(e->we.click.pt.y - 25);

   164

					break;

   165

			}

   166

		break;

   167

	}

   168

}

   169

   170

static const Widget _subsidies_list_widgets[] = {

   171

{   WWT_CLOSEBOX, RESIZE_NONE,   13,   0,  10,   0,  13, STR_00C5,           STR_018B_CLOSE_WINDOW},

   172

{    WWT_CAPTION, RESIZE_RIGHT,  13,  11, 307,   0,  13, STR_2025_SUBSIDIES, STR_018C_WINDOW_TITLE_DRAG_THIS},

   173

{  WWT_STICKYBOX, RESIZE_LR,     13, 308, 319,   0,  13, STR_NULL,           STR_STICKY_BUTTON},

   174

{      WWT_PANEL, RESIZE_RB,     13,   0, 307,  14, 126, 0x0,                STR_01FD_CLICK_ON_SERVICE_TO_CENTER},

   175

{  WWT_SCROLLBAR, RESIZE_LRB,    13, 308, 319,  14, 114, 0x0,                STR_0190_SCROLL_BAR_SCROLLS_LIST},

   176

{  WWT_RESIZEBOX, RESIZE_LRTB,   13, 308, 319, 115, 126, 0x0,                STR_RESIZE_BUTTON},

   177

   178

{   WIDGETS_END},

   179

};

   180

   181

static const WindowDesc _subsidies_list_desc = {

   182

	WDP_AUTO, WDP_AUTO, 320, 127, 320, 127,

   183

	WC_SUBSIDIES_LIST, WC_NONE,

   184

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON | WDF_RESIZABLE,

   185

	_subsidies_list_widgets,

   186

	SubsidiesListWndProc

   187

};

   188

   189

   190

void ShowSubsidiesList()

   191

{

   192

	AllocateWindowDescFront(&_subsidies_list_desc, 0);

   193

}