openttd 1.4 rc1

--HG-- branch : openttd
2014-03-25 15:18:09 +04:00
commit 09818a1493
1569 changed files with 707338 additions and 0 deletions
--- a/src/subsidy_gui.cpp
+++ b/src/subsidy_gui.cpp
@@ -0,0 +1,253 @@
+/* $Id: subsidy_gui.cpp 25294 2013-05-26 19:30:07Z frosch $ */
+
+/*
+ * 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(WindowDesc *desc, WindowNumber window_number) : Window(desc)
+	{
+		this->CreateNestedTree();
+		this->vscroll = this->GetScrollbar(WID_SUL_SCROLLBAR);
+		this->FinishInitNested(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_DEFSIZEBOX, 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 WindowDesc _subsidies_list_desc(
+	WDP_AUTO, "list_subsidies", 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);
+}