/* $Id: graph_gui.c 3417 2006-01-22 10:00:04Z peter1138 $ */

#include "stdafx.h"
#include "openttd.h"
#include "table/strings.h"
#include "table/sprites.h"
#include "functions.h"
#include "window.h"
#include "gui.h"
#include "gfx.h"
#include "player.h"
#include "economy.h"
#include "signs.h"
#include "strings.h"
#include "debug.h"
#include "variables.h"

static uint _legend_excludebits;
static uint _legend_cargobits;

/************************/
/* GENERIC GRAPH DRAWER */
/************************/

enum {GRAPH_NUM = 16};

typedef struct GraphDrawer {
	uint sel; // bitmask of the players *excluded* (e.g. 11111111 means that no players are shown)
	byte num_dataset;
	byte num_on_x_axis;
	byte month;
	byte year;
	bool include_neg;
	byte num_vert_lines;
	uint16 unk61A;
	uint16 unk61C;
	int left, top;
	uint height;
	StringID format_str_y_axis;
	byte color_3, color_2, bg_line_color;
	byte colors[GRAPH_NUM];
	uint64 cost[GRAPH_NUM][24]; // last 2 years
} GraphDrawer;

#define INVALID_VALUE 0x80000000

static void DrawGraph(const GraphDrawer *gw)
{

	int i,j,k;
	uint x,y,old_x,old_y;
	int color;
	int right, bottom;
	int num_x, num_dataset;
	const uint64 *row_ptr, *col_ptr;
	int64 mx;
	int adj_height;
	uint64 y_scaling, tmp;
	int64 value;
	int64 cur_val;
	uint sel;

	/* the colors and cost array of GraphDrawer must accomodate
	 * both values for cargo and players. So if any are higher, quit */
	assert(GRAPH_NUM >= NUM_CARGO && GRAPH_NUM >= MAX_PLAYERS);

	color = _color_list[gw->bg_line_color].window_color_1b;

	/* draw the vertical lines */
	i = gw->num_vert_lines; assert(i > 0);
	x = gw->left + 66;
	bottom = gw->top + gw->height - 1;
	do {
		GfxFillRect(x, gw->top, x, bottom, color);
		x += 22;
	} while (--i);

	/* draw the horizontal lines */
	i = 9;
	x = gw->left + 44;
	y = gw->height + gw->top;
	right = gw->left + 44 + gw->num_vert_lines*22-1;

	do {
		GfxFillRect(x, y, right, y, color);
		y -= gw->height >> 3;
	} while (--i);

	/* draw vertical edge line */
	GfxFillRect(x, gw->top, x, bottom, gw->color_2);

	adj_height = gw->height;
	if (gw->include_neg) adj_height >>= 1;

	/* draw horiz edge line */
	y = adj_height + gw->top;
	GfxFillRect(x, y, right, y, gw->color_2);

	/* find the max element */
	if (gw->num_on_x_axis == 0)
		return;

	num_dataset = gw->num_dataset;
	assert(num_dataset > 0);

	row_ptr = gw->cost[0];
	mx = 0;
		/* bit selection for the showing of various players, base max element
		 * on to-be shown player-information. This way the graph can scale */
	sel = gw->sel;
	do {
		if (!(sel&1)) {
			num_x = gw->num_on_x_axis;
			assert(num_x > 0);
			col_ptr = row_ptr;
			do {
				if (*col_ptr != INVALID_VALUE) {
					mx = max64(mx, myabs64(*col_ptr));
				}
			} while (col_ptr++, --num_x);
		}
	} while (sel>>=1, row_ptr+=24, --num_dataset);

	/* setup scaling */
	y_scaling = INVALID_VALUE;
	value = adj_height * 2;

	if (mx > value) {
		mx = (mx + 7) & ~7;
		y_scaling = (((uint64) (value>>1) << 32) / mx);
		value = mx;
	}

	/* draw text strings on the y axis */
	tmp = value;
	if (gw->include_neg) tmp >>= 1;
	x = gw->left + 45;
	y = gw->top - 3;
	i = 9;
	do {
		SetDParam(0, gw->format_str_y_axis);
		SetDParam64(1, (int64)tmp);
		tmp -= (value >> 3);
		DrawStringRightAligned(x, y, STR_0170, gw->color_3);
		y += gw->height >> 3;
	} while (--i);

	/* draw strings on the x axis */
	if (gw->month != 0xFF) {
		x = gw->left + 44;
		y = gw->top + gw->height + 1;
		j = gw->month;
		k = gw->year + MAX_YEAR_BEGIN_REAL;
		i = gw->num_on_x_axis;assert(i>0);
		do {
			SetDParam(2, k);
			SetDParam(0, j + STR_0162_JAN);
			SetDParam(1, j + STR_0162_JAN + 2);
			DrawString(x, y, j == 0 ? STR_016F : STR_016E, gw->color_3);

			j += 3;
			if (j >= 12) {
				j = 0;
				k++;
			}
			x += 22;
		} while (--i);
	} else {
		x = gw->left + 52;
		y = gw->top + gw->height + 1;
		j = gw->unk61A;
		i = gw->num_on_x_axis;assert(i>0);
		do {
			SetDParam(0, j);
			DrawString(x, y, STR_01CB, gw->color_3);
			j += gw->unk61C;
			x += 22;
		} while (--i);
	}

	/* draw lines and dots */
	i = 0;
	row_ptr = gw->cost[0];
	sel = gw->sel; // show only selected lines. GraphDrawer qw->sel set in Graph-Legend (_legend_excludebits)
	do {
		if (!(sel & 1)) {
			x = gw->left + 55;
			j = gw->num_on_x_axis;assert(j>0);
			col_ptr = row_ptr;
			color = gw->colors[i];
			old_y = old_x = INVALID_VALUE;
			do {
				cur_val = *col_ptr++;
				if (cur_val != INVALID_VALUE) {
					y = adj_height - BIGMULSS64(cur_val, y_scaling >> 1, 31) + gw->top;

					GfxFillRect(x-1, y-1, x+1, y+1, color);
					if (old_x != INVALID_VALUE)
						GfxDrawLine(old_x, old_y, x, y, color);

					old_x = x;
					old_y = y;
				} else {
					old_x = INVALID_VALUE;
				}
			} while (x+=22,--j);
		}
	} while (sel>>=1,row_ptr+=24, ++i < gw->num_dataset);
}

/****************/
/* GRAPH LEGEND */
/****************/

void DrawPlayerIcon(int p, int x, int y)
{
	DrawSprite(SPRITE_PALETTE(PLAYER_SPRITE_COLOR(p) + 0x2EB), x, y);
}

static void GraphLegendWndProc(Window *w, WindowEvent *e)
{
	const Player* p;

	switch(e->event) {
	case WE_PAINT:
		FOR_ALL_PLAYERS(p) {
			if (!p->is_active) SETBIT(_legend_excludebits, p->index);
		}
		w->click_state = (~_legend_excludebits) << 3;
		DrawWindowWidgets(w);

		FOR_ALL_PLAYERS(p) {
			if (!p->is_active) continue;

			DrawPlayerIcon(p->index, 4, 18+p->index*12);

			SetDParam(0, p->name_1);
			SetDParam(1, p->name_2);
			SetDParam(2, GetPlayerNameString(p->index, 3));
			DrawString(21,17+p->index*12,STR_7021,HASBIT(_legend_excludebits, p->index) ? 0x10 : 0xC);
		}
		break;

	case WE_CLICK:
		if (IS_INT_INSIDE(e->click.widget, 3, 11)) {
			_legend_excludebits ^= (1 << (e->click.widget - 3));
			SetWindowDirty(w);
			InvalidateWindow(WC_INCOME_GRAPH, 0);
			InvalidateWindow(WC_OPERATING_PROFIT, 0);
			InvalidateWindow(WC_DELIVERED_CARGO, 0);
			InvalidateWindow(WC_PERFORMANCE_HISTORY, 0);
			InvalidateWindow(WC_COMPANY_VALUE, 0);
		}
		break;
	}
}

static const Widget _graph_legend_widgets[] = {
{   WWT_CLOSEBOX,   RESIZE_NONE,    14,     0,    10,     0,    13, STR_00C5, STR_018B_CLOSE_WINDOW},
{    WWT_CAPTION,   RESIZE_NONE,    14,    11,   249,     0,    13, STR_704E_KEY_TO_COMPANY_GRAPHS, STR_018C_WINDOW_TITLE_DRAG_THIS},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   249,    14,   113, 0x0,STR_NULL},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     2,   247,    16,    27, 0x0,STR_704F_CLICK_HERE_TO_TOGGLE_COMPANY},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     2,   247,    28,    39, 0x0,STR_704F_CLICK_HERE_TO_TOGGLE_COMPANY},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     2,   247,    40,    51, 0x0,STR_704F_CLICK_HERE_TO_TOGGLE_COMPANY},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     2,   247,    52,    63, 0x0,STR_704F_CLICK_HERE_TO_TOGGLE_COMPANY},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     2,   247,    64,    75, 0x0,STR_704F_CLICK_HERE_TO_TOGGLE_COMPANY},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     2,   247,    76,    87, 0x0,STR_704F_CLICK_HERE_TO_TOGGLE_COMPANY},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     2,   247,    88,    99, 0x0,STR_704F_CLICK_HERE_TO_TOGGLE_COMPANY},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     2,   247,   100,   111, 0x0,STR_704F_CLICK_HERE_TO_TOGGLE_COMPANY},
{   WIDGETS_END},
};

static const WindowDesc _graph_legend_desc = {
	-1, -1, 250, 114,
	WC_GRAPH_LEGEND,0,
	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
	_graph_legend_widgets,
	GraphLegendWndProc
};

static void ShowGraphLegend(void)
{
	AllocateWindowDescFront(&_graph_legend_desc, 0);
}

/********************/
/* OPERATING PROFIT */
/********************/

static void SetupGraphDrawerForPlayers(GraphDrawer *gd)
{
	const Player* p;
	uint excludebits = _legend_excludebits;
	int nums;
	int mo,yr;

	// Exclude the players which aren't valid
	FOR_ALL_PLAYERS(p) {
		if (!p->is_active) SETBIT(excludebits,p->index);
	}
	gd->sel = excludebits;
	gd->num_vert_lines = 24;

	nums = 0;
	FOR_ALL_PLAYERS(p) {
		if (p->is_active) nums = max(nums,p->num_valid_stat_ent);
	}
	gd->num_on_x_axis = min(nums,24);

	mo = (_cur_month/3-nums)*3;
	yr = _cur_year;
	while (mo < 0) {
		yr--;
		mo += 12;
	}

	gd->year = yr;
	gd->month = mo;
}

static void OperatingProfitWndProc(Window *w, WindowEvent *e)
{
	switch(e->event) {
	case WE_PAINT: {
		GraphDrawer gd;
		const Player* p;
		int i,j;
		int numd;

		DrawWindowWidgets(w);

		gd.left = 2;
		gd.top = 18;
		gd.height = 136;
		gd.include_neg = true;
		gd.format_str_y_axis = STR_CURRCOMPACT;
		gd.color_3 = 0x10;
		gd.color_2 = 0xD7;
		gd.bg_line_color = 0xE;

		SetupGraphDrawerForPlayers(&gd);

		numd = 0;
		FOR_ALL_PLAYERS(p) {
			if (p->is_active) {
				gd.colors[numd] = _color_list[p->player_color].window_color_bgb;
				for(j=gd.num_on_x_axis,i=0; --j >= 0;) {
					gd.cost[numd][i] = (j >= p->num_valid_stat_ent) ? INVALID_VALUE : (uint64)(p->old_economy[j].income + p->old_economy[j].expenses);
					i++;
				}
			}
			numd++;
		}

		gd.num_dataset = numd;

		DrawGraph(&gd);
	}	break;
	case WE_CLICK:
		if (e->click.widget == 2) /* Clicked on Legend */
			ShowGraphLegend();
		break;
	}
}

static const Widget _operating_profit_widgets[] = {
{   WWT_CLOSEBOX,   RESIZE_NONE,    14,     0,    10,     0,    13, STR_00C5,												STR_018B_CLOSE_WINDOW},
{    WWT_CAPTION,   RESIZE_NONE,    14,    11,   525,     0,    13, STR_7025_OPERATING_PROFIT_GRAPH, STR_018C_WINDOW_TITLE_DRAG_THIS},
{ WWT_PUSHTXTBTN,   RESIZE_NONE,    14,   526,   575,     0,    13, STR_704C_KEY,										STR_704D_SHOW_KEY_TO_GRAPHS},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   575,    14,   173, 0x0,															STR_NULL},
{   WIDGETS_END},
};

static const WindowDesc _operating_profit_desc = {
	-1, -1, 576, 174,
	WC_OPERATING_PROFIT,0,
	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
	_operating_profit_widgets,
	OperatingProfitWndProc
};


void ShowOperatingProfitGraph(void)
{
	if (AllocateWindowDescFront(&_operating_profit_desc, 0)) {
		InvalidateWindow(WC_GRAPH_LEGEND, 0);
	}
}


/****************/
/* INCOME GRAPH */
/****************/

static void IncomeGraphWndProc(Window *w, WindowEvent *e)
{
	switch(e->event) {
	case WE_PAINT: {
		GraphDrawer gd;
		const Player* p;
		int i,j;
		int numd;

		DrawWindowWidgets(w);

		gd.left = 2;
		gd.top = 18;
		gd.height = 104;
		gd.include_neg = false;
		gd.format_str_y_axis = STR_CURRCOMPACT;
		gd.color_3 = 0x10;
		gd.color_2 = 0xD7;
		gd.bg_line_color = 0xE;
		SetupGraphDrawerForPlayers(&gd);

		numd = 0;
		FOR_ALL_PLAYERS(p) {
			if (p->is_active) {
				gd.colors[numd] = _color_list[p->player_color].window_color_bgb;
				for(j=gd.num_on_x_axis,i=0; --j >= 0;) {
					gd.cost[numd][i] = (j >= p->num_valid_stat_ent) ? INVALID_VALUE : (uint64)p->old_economy[j].income;
					i++;
				}
			}
			numd++;
		}

		gd.num_dataset = numd;

		DrawGraph(&gd);
		break;
	}

	case WE_CLICK:
		if (e->click.widget == 2)
			ShowGraphLegend();
		break;
	}
}

static const Widget _income_graph_widgets[] = {
{   WWT_CLOSEBOX,   RESIZE_NONE,    14,     0,    10,     0,    13, STR_00C5,							STR_018B_CLOSE_WINDOW},
{    WWT_CAPTION,   RESIZE_NONE,    14,    11,   525,     0,    13, STR_7022_INCOME_GRAPH, STR_018C_WINDOW_TITLE_DRAG_THIS},
{ WWT_PUSHTXTBTN,   RESIZE_NONE,    14,   526,   575,     0,    13, STR_704C_KEY,					STR_704D_SHOW_KEY_TO_GRAPHS},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   575,    14,   141, 0x0,										STR_NULL},
{   WIDGETS_END},
};

static const WindowDesc _income_graph_desc = {
	-1, -1, 576, 142,
	WC_INCOME_GRAPH,0,
	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
	_income_graph_widgets,
	IncomeGraphWndProc
};

void ShowIncomeGraph(void)
{
	if (AllocateWindowDescFront(&_income_graph_desc, 0)) {
		InvalidateWindow(WC_GRAPH_LEGEND, 0);
	}
}

/*******************/
/* DELIVERED CARGO */
/*******************/

static void DeliveredCargoGraphWndProc(Window *w, WindowEvent *e)
{
	switch(e->event) {
	case WE_PAINT: {
		GraphDrawer gd;
		const Player* p;
		int i,j;
		int numd;

		DrawWindowWidgets(w);

		gd.left = 2;
		gd.top = 18;
		gd.height = 104;
		gd.include_neg = false;
		gd.format_str_y_axis = STR_7024;
		gd.color_3 = 0x10;
		gd.color_2 = 0xD7;
		gd.bg_line_color = 0xE;
		SetupGraphDrawerForPlayers(&gd);

		numd = 0;
		FOR_ALL_PLAYERS(p) {
			if (p->is_active) {
				gd.colors[numd] = _color_list[p->player_color].window_color_bgb;
				for(j=gd.num_on_x_axis,i=0; --j >= 0;) {
					gd.cost[numd][i] = (j >= p->num_valid_stat_ent) ? INVALID_VALUE : (uint64)p->old_economy[j].delivered_cargo;
					i++;
				}
			}
			numd++;
		}

		gd.num_dataset = numd;

		DrawGraph(&gd);
		break;
	}

	case WE_CLICK:
		if (e->click.widget == 2)
			ShowGraphLegend();
		break;
	}
}

static const Widget _delivered_cargo_graph_widgets[] = {
{   WWT_CLOSEBOX,   RESIZE_NONE,    14,     0,    10,     0,    13, STR_00C5,													STR_018B_CLOSE_WINDOW},
{    WWT_CAPTION,   RESIZE_NONE,    14,    11,   525,     0,    13, STR_7050_UNITS_OF_CARGO_DELIVERED, STR_018C_WINDOW_TITLE_DRAG_THIS},
{ WWT_PUSHTXTBTN,   RESIZE_NONE,    14,   526,   575,     0,    13, STR_704C_KEY,											STR_704D_SHOW_KEY_TO_GRAPHS},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   575,    14,   141, 0x0,																STR_NULL},
{   WIDGETS_END},
};

static const WindowDesc _delivered_cargo_graph_desc = {
	-1, -1, 576, 142,
	WC_DELIVERED_CARGO,0,
	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
	_delivered_cargo_graph_widgets,
	DeliveredCargoGraphWndProc
};

void ShowDeliveredCargoGraph(void)
{
	if (AllocateWindowDescFront(&_delivered_cargo_graph_desc, 0)) {
		InvalidateWindow(WC_GRAPH_LEGEND, 0);
	}
}

/***********************/
/* PERFORMANCE HISTORY */
/***********************/

static void PerformanceHistoryWndProc(Window *w, WindowEvent *e)
{
	switch(e->event) {
	case WE_PAINT: {
		GraphDrawer gd;
		const Player* p;
		int i,j;
		int numd;

		DrawWindowWidgets(w);

		gd.left = 2;
		gd.top = 18;
		gd.height = 200;
		gd.include_neg = false;
		gd.format_str_y_axis = STR_7024;
		gd.color_3 = 0x10;
		gd.color_2 = 0xD7;
		gd.bg_line_color = 0xE;
		SetupGraphDrawerForPlayers(&gd);

		numd = 0;
		FOR_ALL_PLAYERS(p) {
			if (p->is_active) {
				gd.colors[numd] = _color_list[p->player_color].window_color_bgb;
				for(j=gd.num_on_x_axis,i=0; --j >= 0;) {
					gd.cost[numd][i] = (j >= p->num_valid_stat_ent) ? INVALID_VALUE : (uint64)p->old_economy[j].performance_history;
					i++;
				}
			}
			numd++;
		}

		gd.num_dataset = numd;

		DrawGraph(&gd);
		break;
	}

	case WE_CLICK:
		if (e->click.widget == 2)
			ShowGraphLegend();
		if (e->click.widget == 3)
			ShowPerformanceRatingDetail();
		break;
	}
}

static const Widget _performance_history_widgets[] = {
{   WWT_CLOSEBOX,   RESIZE_NONE,    14,     0,    10,     0,    13, STR_00C5,															STR_018B_CLOSE_WINDOW},
{    WWT_CAPTION,   RESIZE_NONE,    14,    11,   475,     0,    13, STR_7051_COMPANY_PERFORMANCE_RATINGS,	STR_018C_WINDOW_TITLE_DRAG_THIS},
{ WWT_PUSHTXTBTN,   RESIZE_NONE,    14,   526,   575,     0,    13, STR_704C_KEY,													STR_704D_SHOW_KEY_TO_GRAPHS},
{ WWT_PUSHTXTBTN,   RESIZE_NONE,    14,   476,   525,     0,    13, STR_PERFORMANCE_DETAIL_KEY,						STR_704D_SHOW_KEY_TO_GRAPHS},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   575,    14,   237, 0x0,																		STR_NULL},
{   WIDGETS_END},
};

static const WindowDesc _performance_history_desc = {
	-1, -1, 576, 238,
	WC_PERFORMANCE_HISTORY,0,
	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
	_performance_history_widgets,
	PerformanceHistoryWndProc
};

void ShowPerformanceHistoryGraph(void)
{
	if (AllocateWindowDescFront(&_performance_history_desc, 0)) {
		InvalidateWindow(WC_GRAPH_LEGEND, 0);
	}
}

/*****************/
/* COMPANY VALUE */
/*****************/

static void CompanyValueGraphWndProc(Window *w, WindowEvent *e)
{
	switch(e->event) {
	case WE_PAINT: {
		GraphDrawer gd;
		const Player* p;
		int i,j;
		int numd;

		DrawWindowWidgets(w);

		gd.left = 2;
		gd.top = 18;
		gd.height = 200;
		gd.include_neg = false;
		gd.format_str_y_axis = STR_CURRCOMPACT;
		gd.color_3 = 0x10;
		gd.color_2 = 0xD7;
		gd.bg_line_color = 0xE;
		SetupGraphDrawerForPlayers(&gd);

		numd = 0;
		FOR_ALL_PLAYERS(p) {
			if (p->is_active) {
				gd.colors[numd] = _color_list[p->player_color].window_color_bgb;
				for(j=gd.num_on_x_axis,i=0; --j >= 0;) {
					gd.cost[numd][i] = (j >= p->num_valid_stat_ent) ? INVALID_VALUE : (uint64)p->old_economy[j].company_value;
					i++;
				}
			}
			numd++;
		}

		gd.num_dataset = numd;

		DrawGraph(&gd);
		break;
	}

	case WE_CLICK:
		if (e->click.widget == 2)
			ShowGraphLegend();
		break;
	}
}

static const Widget _company_value_graph_widgets[] = {
{   WWT_CLOSEBOX,   RESIZE_NONE,    14,     0,    10,     0,    13, STR_00C5,								STR_018B_CLOSE_WINDOW},
{    WWT_CAPTION,   RESIZE_NONE,    14,    11,   525,     0,    13, STR_7052_COMPANY_VALUES,	STR_018C_WINDOW_TITLE_DRAG_THIS},
{ WWT_PUSHTXTBTN,   RESIZE_NONE,    14,   526,   575,     0,    13, STR_704C_KEY,						STR_704D_SHOW_KEY_TO_GRAPHS},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   575,    14,   237, 0x0,											STR_NULL},
{   WIDGETS_END},
};

static const WindowDesc _company_value_graph_desc = {
	-1, -1, 576, 238,
	WC_COMPANY_VALUE,0,
	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
	_company_value_graph_widgets,
	CompanyValueGraphWndProc
};

void ShowCompanyValueGraph(void)
{
	if (AllocateWindowDescFront(&_company_value_graph_desc, 0)) {
		InvalidateWindow(WC_GRAPH_LEGEND, 0);
	}
}

/*****************/
/* PAYMENT RATES */
/*****************/

static const byte _cargo_legend_colors[12] = {152, 32, 15, 174, 208, 194, 191, 84, 184, 10, 202, 215};

static void CargoPaymentRatesWndProc(Window *w, WindowEvent *e)
{
	switch(e->event) {
	case WE_PAINT: {
		int i, j, x, y;
		GraphDrawer gd;

		gd.sel = _legend_cargobits;
		w->click_state = (~_legend_cargobits) << 3;
		DrawWindowWidgets(w);

		x = 495;
		y = 25;

		for(i=0; i!=NUM_CARGO; i++) {
			GfxFillRect(x, y, x+8, y+5, 0);
			GfxFillRect(x+1, y+1, x+7, y+4, _cargo_legend_colors[i]);
			SetDParam(0, _cargoc.names_s[i]);
			DrawString(x+14, y, STR_7065, 0);
			y += 8;
		}

		gd.left = 2;
		gd.top = 24;
		gd.height = 104;
		gd.include_neg = false;
		gd.format_str_y_axis = STR_CURRCOMPACT;
		gd.color_3 = 16;
		gd.color_2 = 215;
		gd.bg_line_color = 14;
		gd.num_dataset = NUM_CARGO;
		gd.num_on_x_axis = 20;
		gd.num_vert_lines = 20;
		gd.month = 0xFF;
		gd.unk61A = 10;
		gd.unk61C = 10;

		for(i=0; i!=NUM_CARGO; i++) {
			gd.colors[i] = _cargo_legend_colors[i];
			for(j=0; j!=20; j++) {
				gd.cost[i][j] = (uint64)GetTransportedGoodsIncome(10, 20, j*6+6,i);
			}
		}

		DrawGraph(&gd);

		DrawString(2 + 46, 24 + gd.height + 7, STR_7062_DAYS_IN_TRANSIT, 0);
		DrawString(2 + 84, 24 - 9, STR_7063_PAYMENT_FOR_DELIVERING, 0);
	} break;

	case WE_CLICK: {
		switch(e->click.widget) {
		case 3: case 4: case 5: case 6:
		case 7: case 8: case 9: case 10:
		case 11: case 12: case 13: case 14:
			_legend_cargobits ^= 1 << (e->click.widget - 3);
			SetWindowDirty(w);
			break;
		}
	} break;
	}
}

static const Widget _cargo_payment_rates_widgets[] = {
{   WWT_CLOSEBOX,   RESIZE_NONE,    14,     0,    10,     0,    13, STR_00C5,											STR_018B_CLOSE_WINDOW},
{    WWT_CAPTION,   RESIZE_NONE,    14,    11,   567,     0,    13, STR_7061_CARGO_PAYMENT_RATES,	STR_018C_WINDOW_TITLE_DRAG_THIS},
{      WWT_PANEL,   RESIZE_NONE,    14,     0,   567,    14,   141, 0x0,														STR_NULL},
{      WWT_PANEL,   RESIZE_NONE,    12,   493,   562,    24,    31, 0x0,														STR_7064_TOGGLE_GRAPH_FOR_CARGO},
{      WWT_PANEL,   RESIZE_NONE,    12,   493,   562,    32,    39, 0x0,														STR_7064_TOGGLE_GRAPH_FOR_CARGO},
{      WWT_PANEL,   RESIZE_NONE,    12,   493,   562,    40,    47, 0x0,														STR_7064_TOGGLE_GRAPH_FOR_CARGO},
{      WWT_PANEL,   RESIZE_NONE,    12,   493,   562,    48,    55, 0x0,														STR_7064_TOGGLE_GRAPH_FOR_CARGO},
{      WWT_PANEL,   RESIZE_NONE,    12,   493,   562,    56,    63, 0x0,														STR_7064_TOGGLE_GRAPH_FOR_CARGO},
{      WWT_PANEL,   RESIZE_NONE,    12,   493,   562,    64,    71, 0x0,														STR_7064_TOGGLE_GRAPH_FOR_CARGO},
{      WWT_PANEL,   RESIZE_NONE,    12,   493,   562,    72,    79, 0x0,														STR_7064_TOGGLE_GRAPH_FOR_CARGO},
{      WWT_PANEL,   RESIZE_NONE,    12,   493,   562,    80,    87, 0x0,														STR_7064_TOGGLE_GRAPH_FOR_CARGO},
{      WWT_PANEL,   RESIZE_NONE,    12,   493,   562,    88,    95, 0x0,														STR_7064_TOGGLE_GRAPH_FOR_CARGO},
{      WWT_PANEL,   RESIZE_NONE,    12,   493,   562,    96,   103, 0x0,														STR_7064_TOGGLE_GRAPH_FOR_CARGO},
{      WWT_PANEL,   RESIZE_NONE,    12,   493,   562,   104,   111, 0x0,														STR_7064_TOGGLE_GRAPH_FOR_CARGO},
{      WWT_PANEL,   RESIZE_NONE,    12,   493,   562,   112,   119, 0x0,														STR_7064_TOGGLE_GRAPH_FOR_CARGO},
{   WIDGETS_END},
};

static const WindowDesc _cargo_payment_rates_desc = {
	-1, -1, 568, 142,
	WC_PAYMENT_RATES,0,
	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
	_cargo_payment_rates_widgets,
	CargoPaymentRatesWndProc
};


void ShowCargoPaymentRates(void)
{
	AllocateWindowDescFront(&_cargo_payment_rates_desc, 0);
}

/************************/
/* COMPANY LEAGUE TABLE */
/************************/

static const StringID _performance_titles[] = {
	STR_7066_ENGINEER,
	STR_7066_ENGINEER,
	STR_7067_TRAFFIC_MANAGER,
	STR_7067_TRAFFIC_MANAGER,
	STR_7068_TRANSPORT_COORDINATOR,
	STR_7068_TRANSPORT_COORDINATOR,
	STR_7069_ROUTE_SUPERVISOR,
	STR_7069_ROUTE_SUPERVISOR,
	STR_706A_DIRECTOR,
	STR_706A_DIRECTOR,
	STR_706B_CHIEF_EXECUTIVE,
	STR_706B_CHIEF_EXECUTIVE,
	STR_706C_CHAIRMAN,
	STR_706C_CHAIRMAN,
	STR_706D_PRESIDENT,
	STR_706E_TYCOON,
};

static inline StringID GetPerformanceTitleFromValue(uint value)
{
	return _performance_titles[minu(value, 1000) >> 6];
}

static int CDECL PerfHistComp(const void* elem1, const void* elem2)
{
	const Player* p1 = *(const Player* const*)elem1;
	const Player* p2 = *(const Player* const*)elem2;

	return p2->old_economy[1].performance_history - p1->old_economy[1].performance_history;
}

static void CompanyLeagueWndProc(Window *w, WindowEvent *e)
{
	switch (e->event) {
		case WE_PAINT: {
			const Player* plist[MAX_PLAYERS];
			const Player* p;
			uint pl_num;
			uint i;

			DrawWindowWidgets(w);

			pl_num = 0;
			FOR_ALL_PLAYERS(p) if (p->is_active) plist[pl_num++] = p;

			qsort((void*)plist, pl_num, sizeof(*plist), PerfHistComp);

			for (i = 0; i != pl_num; i++) {
				p = plist[i];
				SetDParam(0, i + STR_01AC_1ST);
				SetDParam(1, p->name_1);
				SetDParam(2, p->name_2);
				SetDParam(3, GetPlayerNameString(p->index, 4));
				SetDParam(5, GetPerformanceTitleFromValue(p->old_economy[1].performance_history));

				DrawString(2, 15 + i * 10, i == 0 ? STR_7054 : STR_7055, 0);
				DrawPlayerIcon(p->index, 27, 16 + i * 10);
			}

			break;
		}
	}
}


static const Widget _company_league_widgets[] = {
{   WWT_CLOSEBOX, RESIZE_NONE, 14,   0,  10,  0, 13, STR_00C5,                      STR_018B_CLOSE_WINDOW},
{    WWT_CAPTION, RESIZE_NONE, 14,  11, 387,  0, 13, STR_7053_COMPANY_LEAGUE_TABLE, STR_018C_WINDOW_TITLE_DRAG_THIS},
{  WWT_STICKYBOX, RESIZE_NONE, 14, 388, 399,  0, 13, STR_NULL,                      STR_STICKY_BUTTON},
{     WWT_IMGBTN, RESIZE_NONE, 14,   0, 399, 14, 96, 0x0,                           STR_NULL},
{   WIDGETS_END},
};

static const WindowDesc _company_league_desc = {
	-1, -1, 400, 97,
	WC_COMPANY_LEAGUE,0,
	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON,
	_company_league_widgets,
	CompanyLeagueWndProc
};

void ShowCompanyLeagueTable(void)
{
	AllocateWindowDescFront(&_company_league_desc,0);
}

/*****************************/
/* PERFORMANCE RATING DETAIL */
/*****************************/

static void PerformanceRatingDetailWndProc(Window *w, WindowEvent *e)
{
	switch(e->event) {
	case WE_PAINT: {
		int val, needed, score, i;
		byte owner, x;
		uint16 y=14;
		int total_score = 0;
		int color_done, color_notdone;

		// Draw standard stuff
		DrawWindowWidgets(w);

		// The player of which we check the detail performance rating
		owner = FindFirstBit(w->click_state) - 13;

		// Paint the player icons
		for (i=0;i<MAX_PLAYERS;i++) {
       		if (!GetPlayer(i)->is_active) {
       			// Check if we have the player as an active player
       			if (!(w->disabled_state & (1 << (i+13)))) {
       				// Bah, player gone :(
                   	w->disabled_state += 1 << (i+13);
                   	// Is this player selected? If so, select first player (always save? :s)
                   	if (w->click_state == 1U << (i + 13))
                   		w->click_state = 1 << 13;
                   	// We need a repaint
                   	SetWindowDirty(w);
                }
               	continue;
            }

			// Check if we have the player marked as inactive
			if ((w->disabled_state & (1 << (i+13)))) {
				// New player! Yippie :p
				w->disabled_state -= 1 << (i+13);
               	// We need a repaint
               	SetWindowDirty(w);
            }

			if (i == owner) x = 1; else x = 0;
			DrawPlayerIcon(i, i * 37 + 13 + x, 16 + x);
		}

		// The colors used to show how the progress is going
		color_done = _color_list[6].window_color_1b;
		color_notdone = _color_list[4].window_color_1b;

		// Draw all the score parts
		for (i=0;i<NUM_SCORE;i++) {
			y += 20;
    		val = _score_part[owner][i];
    		needed = _score_info[i].needed;
    		score = _score_info[i].score;
    		// SCORE_TOTAL has his own rulez ;)
    		if (i == SCORE_TOTAL) {
    			needed = total_score;
    			score = SCORE_MAX;
    		} else
    			total_score += score;

    		DrawString(7, y, STR_PERFORMANCE_DETAIL_VEHICLES + i, 0);

    		// Draw the score
    		SetDParam(0, score);
    		DrawStringRightAligned(107, y, SET_PERFORMANCE_DETAIL_INT, 0);

    		// Calculate the %-bar
    		if (val > needed) x = 50;
    		else if (val == 0) x = 0;
    		else x = ((val * 50) / needed);

    		// SCORE_LOAN is inversed
    		if (val < 0 && i == SCORE_LOAN)
    			x = 0;

    		// Draw the bar
    		if (x != 0)
    			GfxFillRect(112, y-2, x + 112, y+10, color_done);
    		if (x != 50)
    			GfxFillRect(x + 112, y-2, 50 + 112, y+10, color_notdone);

   			// Calculate the %
    		if (val > needed) x = 100;
    		else x = ((val * 100) / needed);

    		// SCORE_LOAN is inversed
    		if (val < 0 && i == SCORE_LOAN)
    			x = 0;

    		// Draw it
    		SetDParam(0, x);
    		DrawStringCentered(137, y, STR_PERFORMANCE_DETAIL_PERCENT, 0);

    		// SCORE_LOAN is inversed
    		if (i == SCORE_LOAN)
				val = needed - val;

    		// Draw the amount we have against what is needed
    		//  For some of them it is in currency format
    		SetDParam(0, val);
    		SetDParam(1, needed);
    		switch (i) {
    			case SCORE_MIN_PROFIT:
    			case SCORE_MIN_INCOME:
    			case SCORE_MAX_INCOME:
    			case SCORE_MONEY:
    			case SCORE_LOAN:
    				DrawString(167, y, STR_PERFORMANCE_DETAIL_AMOUNT_CURRENCY, 0);
    				break;
    			default:
    				DrawString(167, y, STR_PERFORMANCE_DETAIL_AMOUNT_INT, 0);
			}
    	}

		break;
	}

	case WE_CLICK:
		// Check which button is clicked
		if (IS_INT_INSIDE(e->click.widget, 13, 21)) {
			// Is it no on disable?
			if ((w->disabled_state & (1 << e->click.widget)) == 0) {
				w->click_state = 1 << e->click.widget;
				SetWindowDirty(w);
			}
		}
		break;

	case WE_CREATE:
		{
    		int i;
    		Player *p2;
        	w->hidden_state = 0;
        	w->disabled_state = 0;

        	// Hide the player who are not active
        	for (i=0;i<MAX_PLAYERS;i++) {
        		if (!GetPlayer(i)->is_active) {
        			w->disabled_state += 1 << (i+13);
        		}
        	}
        	// Update all player stats with the current data
        	//  (this is because _score_info is not saved to a savegame)
        	FOR_ALL_PLAYERS(p2)
        		if (p2->is_active)
        			UpdateCompanyRatingAndValue(p2, false);

        	w->custom[0] = DAY_TICKS;
        	w->custom[1] = 5;

        	w->click_state = 1 << 13;

			SetWindowDirty(w);
        }
    	break;
    case WE_TICK:
        {
        	// Update the player score every 5 days
            if (--w->custom[0] == 0) {
            	w->custom[0] = DAY_TICKS;
            	if (--w->custom[1] == 0) {
            		Player *p2;
            		w->custom[1] = 5;
            		FOR_ALL_PLAYERS(p2)
            			// Skip if player is not active
            			if (p2->is_active)
            				UpdateCompanyRatingAndValue(p2, false);
            		SetWindowDirty(w);
            	}
            }
        }
        break;
	}
}

static const Widget _performance_rating_detail_widgets[] = {
{   WWT_CLOSEBOX,   RESIZE_NONE,    14,     0,    10,     0,    13, STR_00C5,								STR_018B_CLOSE_WINDOW},
{    WWT_CAPTION,   RESIZE_NONE,    14,    11,   298,     0,    13, STR_PERFORMANCE_DETAIL,	STR_018C_WINDOW_TITLE_DRAG_THIS},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   298,    14,    27, 0x0,											STR_NULL},

{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   298,    28,    47, 0x0,STR_PERFORMANCE_DETAIL_VEHICLES_TIP},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   298,    48,    67, 0x0,STR_PERFORMANCE_DETAIL_STATIONS_TIP},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   298,    68,    87, 0x0,STR_PERFORMANCE_DETAIL_MIN_PROFIT_TIP},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   298,    88,   107, 0x0,STR_PERFORMANCE_DETAIL_MIN_INCOME_TIP},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   298,   108,   127, 0x0,STR_PERFORMANCE_DETAIL_MAX_INCOME_TIP},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   298,   128,   147, 0x0,STR_PERFORMANCE_DETAIL_DELIVERED_TIP},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   298,   148,   167, 0x0,STR_PERFORMANCE_DETAIL_CARGO_TIP},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   298,   168,   187, 0x0,STR_PERFORMANCE_DETAIL_MONEY_TIP},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   298,   188,   207, 0x0,STR_PERFORMANCE_DETAIL_LOAN_TIP},
{     WWT_IMGBTN,   RESIZE_NONE,    14,     0,   298,   208,   227, 0x0,STR_PERFORMANCE_DETAIL_TOTAL_TIP},

{     WWT_IMGBTN,   RESIZE_NONE,    14,     2,    38,    14,    26, 0x0,STR_704F_CLICK_HERE_TO_TOGGLE_COMPANY},
{     WWT_IMGBTN,   RESIZE_NONE,    14,    39,    75,    14,    26, 0x0,STR_704F_CLICK_HERE_TO_TOGGLE_COMPANY},
{     WWT_IMGBTN,   RESIZE_NONE,    14,    76,   112,    14,    26, 0x0,STR_704F_CLICK_HERE_TO_TOGGLE_COMPANY},
{     WWT_IMGBTN,   RESIZE_NONE,    14,   113,   149,    14,    26, 0x0,STR_704F_CLICK_HERE_TO_TOGGLE_COMPANY},
{     WWT_IMGBTN,   RESIZE_NONE,    14,   150,   186,    14,    26, 0x0,STR_704F_CLICK_HERE_TO_TOGGLE_COMPANY},
{     WWT_IMGBTN,   RESIZE_NONE,    14,   187,   223,    14,    26, 0x0,STR_704F_CLICK_HERE_TO_TOGGLE_COMPANY},
{     WWT_IMGBTN,   RESIZE_NONE,    14,   224,   260,    14,    26, 0x0,STR_704F_CLICK_HERE_TO_TOGGLE_COMPANY},
{     WWT_IMGBTN,   RESIZE_NONE,    14,   261,   297,    14,    26, 0x0,STR_704F_CLICK_HERE_TO_TOGGLE_COMPANY},
{   WIDGETS_END},
};

static const WindowDesc _performance_rating_detail_desc = {
	-1, -1, 299, 228,
	WC_PERFORMANCE_DETAIL,0,
	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET,
	_performance_rating_detail_widgets,
	PerformanceRatingDetailWndProc
};

void ShowPerformanceRatingDetail(void)
{
	AllocateWindowDescFront(&_performance_rating_detail_desc, 0);
}


static uint16 _num_sign_sort;

static char _bufcache[64];
static uint16 _last_sign_idx;

static int CDECL SignNameSorter(const void *a, const void *b)
{
	char buf1[64];
	SignStruct *ss;
	const uint16 cmp1 = *(const uint16 *)a;
	const uint16 cmp2 = *(const uint16 *)b;

	ss = GetSign(cmp1);
	GetString(buf1, ss->str);

	if (cmp2 != _last_sign_idx) {
		_last_sign_idx = cmp2;
		ss = GetSign(cmp2);
		GetString(_bufcache, ss->str);
	}

	return strcmp(buf1, _bufcache);	// sort by name
}

static void GlobalSortSignList(void)
{
	const SignStruct *ss;
	uint32 n = 0;

	_num_sign_sort = 0;

	/* Create array for sorting */
	_sign_sort = realloc(_sign_sort, GetSignPoolSize() * sizeof(_sign_sort[0]));
	if (_sign_sort == NULL)
		error("Could not allocate memory for the sign-sorting-list");

	FOR_ALL_SIGNS(ss) {
		if(ss->str != STR_NULL) {
			_sign_sort[n++] = ss->index;
			_num_sign_sort++;
		}
	}

	qsort(_sign_sort, n, sizeof(_sign_sort[0]), SignNameSorter);

	_sign_sort_dirty = false;

	DEBUG(misc, 1) ("Resorting global sign list...");
}

static void SignListWndProc(Window *w, WindowEvent *e)
{
	switch (e->event) {
	case WE_PAINT: {
		int y = 16; // offset from top of widget

		if (_sign_sort_dirty)
			GlobalSortSignList();

		SetVScrollCount(w, _num_sign_sort);

		SetDParam(0, w->vscroll.count);
		DrawWindowWidgets(w);

		/* No signs? */
		if (w->vscroll.count == 0) {
			DrawString(2, y, STR_304A_NONE, 0);
			return;
		}

		{	const SignStruct *ss;
			uint16 i;

			/* Start drawing the signs */
			for (i = w->vscroll.pos; i < w->vscroll.cap + w->vscroll.pos && i < w->vscroll.count; i++) {
				ss = GetSign(_sign_sort[i]);

				if (ss->owner != OWNER_NONE)
					DrawPlayerIcon(ss->owner, 4, y + 1);

				DrawString(22, y, ss->str, 8);
				y += 10;
			}
		}
	} break;

	case WE_CLICK: {
		switch (e->click.widget) {
		case 3: {
			uint32 id_v = (e->click.pt.y - 15) / 10;
			SignStruct *ss;

			if (id_v >= w->vscroll.cap)
				return;

			id_v += w->vscroll.pos;

			if (id_v >= w->vscroll.count)
				return;

			ss = GetSign(_sign_sort[id_v]);
			ScrollMainWindowToTile(TileVirtXY(ss->x, ss->y));
		} break;
		}
	} break;

	case WE_RESIZE:
		w->vscroll.cap += e->sizing.diff.y / 10;
		break;
	}
}

static const Widget _sign_list_widget[] = {
{   WWT_CLOSEBOX,   RESIZE_NONE,    14,     0,    10,     0,    13, STR_00C5,									STR_018B_CLOSE_WINDOW},
{    WWT_CAPTION,  RESIZE_RIGHT,    14,    11,   345,     0,    13, STR_SIGN_LIST_CAPTION,		STR_018C_WINDOW_TITLE_DRAG_THIS},
{  WWT_STICKYBOX,     RESIZE_LR,    14,   346,   357,     0,    13, 0x0,											STR_STICKY_BUTTON},
{      WWT_PANEL,     RESIZE_RB,    14,     0,   345,    14,   137, 0x0,											STR_NULL},
{  WWT_SCROLLBAR,    RESIZE_LRB,    14,   346,   357,    14,   125, 0x0,											STR_0190_SCROLL_BAR_SCROLLS_LIST},
{  WWT_RESIZEBOX,   RESIZE_LRTB,    14,   346,   357,   126,   137, 0x0,											STR_RESIZE_BUTTON},
{   WIDGETS_END},
};

static const WindowDesc _sign_list_desc = {
	-1, -1, 358, 138,
	WC_SIGN_LIST,0,
	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON | WDF_RESIZABLE,
	_sign_list_widget,
	SignListWndProc
};


void ShowSignList(void)
{
	Window *w;

	w = AllocateWindowDescFront(&_sign_list_desc, 0);
	if (w != NULL) {
		w->vscroll.cap = 12;
		w->resize.step_height = 10;
		w->resize.height = w->height - 10 * 7; // minimum if 5 in the list
	}
}
