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Location: cpp/openttd-patchpack/source/src/bridge_gui.cpp - annotation
r13579:0b78e691a532
14.5 KiB
text/x-c
(svn r18113) -Fix: RTL glitch in play heightmap window
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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 bridge_gui.cpp Graphical user interface for bridge construction */
#include "stdafx.h"
#include "gui.h"
#include "window_gui.h"
#include "command_func.h"
#include "economy_func.h"
#include "bridge.h"
#include "strings_func.h"
#include "window_func.h"
#include "sound_func.h"
#include "gfx_func.h"
#include "tunnelbridge.h"
#include "sortlist_type.h"
#include "widgets/dropdown_func.h"
#include "table/strings.h"
/** The type of the last built rail bridge */
static BridgeType _last_railbridge_type = 0;
/** The type of the last built road bridge */
static BridgeType _last_roadbridge_type = 0;
/**
* Carriage for the data we need if we want to build a bridge
*/
struct BuildBridgeData {
BridgeType index;
const BridgeSpec *spec;
Money cost;
};
typedef GUIList<BuildBridgeData> GUIBridgeList;
/**
* Callback executed after a build Bridge CMD has been called
*
* @param success True if the build succeded
* @param tile The tile where the command has been executed
* @param p1 not used
* @param p2 not used
*/
void CcBuildBridge(bool success, TileIndex tile, uint32 p1, uint32 p2)
{
if (success) SndPlayTileFx(SND_27_BLACKSMITH_ANVIL, tile);
}
/* Names of the build bridge selection window */
enum BuildBridgeSelectionWidgets {
BBSW_CLOSEBOX = 0,
BBSW_CAPTION,
BBSW_DROPDOWN_ORDER,
BBSW_DROPDOWN_CRITERIA,
BBSW_BRIDGE_LIST,
BBSW_SCROLLBAR,
BBSW_RESIZEBOX
};
class BuildBridgeWindow : public Window {
private:
/* Runtime saved values */
static uint16 last_size;
static Listing last_sorting;
/* Constants for sorting the bridges */
static const StringID sorter_names[];
static GUIBridgeList::SortFunction * const sorter_funcs[];
/* Internal variables */
TileIndex start_tile;
TileIndex end_tile;
uint32 type;
GUIBridgeList *bridges;
int bridgetext_offset; ///< Horizontal offset of the text describing the bridge properties in #BBSW_BRIDGE_LIST relative to the left edge.
/** Sort the bridges by their index */
static int CDECL BridgeIndexSorter(const BuildBridgeData *a, const BuildBridgeData *b)
{
return a->index - b->index;
}
/** Sort the bridges by their price */
static int CDECL BridgePriceSorter(const BuildBridgeData *a, const BuildBridgeData *b)
{
return a->cost - b->cost;
}
/** Sort the bridges by their maximum speed */
static int CDECL BridgeSpeedSorter(const BuildBridgeData *a, const BuildBridgeData *b)
{
return a->spec->speed - b->spec->speed;
}
void BuildBridge(uint8 i)
{
switch ((TransportType)(this->type >> 15)) {
case TRANSPORT_RAIL: _last_railbridge_type = this->bridges->Get(i)->index; break;
case TRANSPORT_ROAD: _last_roadbridge_type = this->bridges->Get(i)->index; break;
default: break;
}
DoCommandP(this->end_tile, this->start_tile, this->type | this->bridges->Get(i)->index,
CMD_BUILD_BRIDGE | CMD_MSG(STR_ERROR_CAN_T_BUILD_BRIDGE_HERE), CcBuildBridge);
}
/** Sort the builable bridges */
void SortBridgeList()
{
this->bridges->Sort();
/* Display the current sort variant */
this->GetWidget<NWidgetCore>(BBSW_DROPDOWN_CRITERIA)->widget_data = this->sorter_names[this->bridges->SortType()];
/* Set the modified widgets dirty */
this->SetWidgetDirty(BBSW_DROPDOWN_CRITERIA);
this->SetWidgetDirty(BBSW_BRIDGE_LIST);
}
public:
BuildBridgeWindow(const WindowDesc *desc, TileIndex start, TileIndex end, uint32 br_type, GUIBridgeList *bl) : Window(),
start_tile(start),
end_tile(end),
type(br_type),
bridges(bl)
{
this->CreateNestedTree(desc);
/* Change the data, or the caption of the gui. Set it to road or rail, accordingly. */
this->GetWidget<NWidgetCore>(BBSW_CAPTION)->widget_data = (GB(this->type, 15, 2) == TRANSPORT_ROAD) ? STR_SELECT_ROAD_BRIDGE_CAPTION : STR_SELECT_RAIL_BRIDGE_CAPTION;
this->FinishInitNested(desc, GB(br_type, 15, 2)); // Initializes 'this->bridgetext_offset'.
this->parent = FindWindowById(WC_BUILD_TOOLBAR, GB(this->type, 15, 2));
this->bridges->SetListing(this->last_sorting);
this->bridges->SetSortFuncs(this->sorter_funcs);
this->bridges->NeedResort();
this->SortBridgeList();
this->vscroll.SetCount(bl->Length());
this->vscroll.SetCapacity(this->GetWidget<NWidgetBase>(BBSW_BRIDGE_LIST)->current_y / this->resize.step_height);
if (this->last_size < this->vscroll.GetCapacity()) this->last_size = this->vscroll.GetCapacity();
if (this->last_size > this->vscroll.GetCount()) this->last_size = this->vscroll.GetCount();
/* Resize the bridge selection window if we used a bigger one the last time. */
if (this->last_size > this->vscroll.GetCapacity()) {
ResizeWindow(this, 0, (this->last_size - this->vscroll.GetCapacity()) * this->resize.step_height);
this->vscroll.SetCapacity(this->last_size);
}
this->GetWidget<NWidgetCore>(BBSW_BRIDGE_LIST)->widget_data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
}
~BuildBridgeWindow()
{
this->last_sorting = this->bridges->GetListing();
delete bridges;
}
virtual void OnPaint()
{
this->DrawWidgets();
}
virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *resize)
{
switch (widget) {
case BBSW_DROPDOWN_ORDER: {
Dimension d = GetStringBoundingBox(this->GetWidget<NWidgetCore>(widget)->widget_data);
d.width += padding.width + WD_SORTBUTTON_ARROW_WIDTH * 2; // Doubled since the word is centered, also looks nice.
d.height += padding.height;
*size = maxdim(*size, d);
break;
}
case BBSW_DROPDOWN_CRITERIA: {
Dimension d = {0, 0};
for (const StringID *str = this->sorter_names; *str != INVALID_STRING_ID; str++) {
d = maxdim(d, GetStringBoundingBox(*str));
}
d.width += padding.width;
d.height += padding.height;
*size = maxdim(*size, d);
break;
}
case BBSW_BRIDGE_LIST: {
Dimension sprite_dim = {0, 0}; // Biggest bridge sprite dimension
Dimension text_dim = {0, 0}; // Biggest text dimension
for (int i = 0; i < (int)this->bridges->Length(); i++) {
const BridgeSpec *b = this->bridges->Get(i)->spec;
sprite_dim = maxdim(sprite_dim, GetSpriteSize(b->sprite));
SetDParam(2, this->bridges->Get(i)->cost);
SetDParam(1, b->speed);
SetDParam(0, b->material);
text_dim = maxdim(text_dim, GetStringBoundingBox(STR_SELECT_BRIDGE_INFO));
}
sprite_dim.height++; // Sprite is rendered one pixel down in the matrix field.
text_dim.height++; // Allowing the bottom row pixels to be rendered on the edge of the matrix field.
resize->height = max(sprite_dim.height, text_dim.height) + 2; // Max of both sizes + account for matrix edges.
this->bridgetext_offset = WD_MATRIX_LEFT + sprite_dim.width + 1; // Left edge of text, 1 pixel distance from the sprite.
size->width = this->bridgetext_offset + text_dim.width + WD_MATRIX_RIGHT;
size->height = 4 * resize->height; // Smallest bridge gui is 4 entries high in the matrix.
break;
}
}
}
virtual void DrawWidget(const Rect &r, int widget) const
{
switch (widget) {
case BBSW_DROPDOWN_ORDER:
this->DrawSortButtonState(widget, this->bridges->IsDescSortOrder() ? SBS_DOWN : SBS_UP);
break;
case BBSW_BRIDGE_LIST: {
uint y = r.top;
for (int i = this->vscroll.GetPosition(); this->vscroll.IsVisible(i) && i < (int)this->bridges->Length(); i++) {
const BridgeSpec *b = this->bridges->Get(i)->spec;
SetDParam(2, this->bridges->Get(i)->cost);
SetDParam(1, b->speed);
SetDParam(0, b->material);
DrawSprite(b->sprite, b->pal, r.left + WD_MATRIX_LEFT, y + this->resize.step_height - 1 - GetSpriteSize(b->sprite).height);
DrawStringMultiLine(r.left + this->bridgetext_offset, r.right, y + 2, y + this->resize.step_height, STR_SELECT_BRIDGE_INFO);
y += this->resize.step_height;
}
break;
}
}
}
virtual EventState OnKeyPress(uint16 key, uint16 keycode)
{
const uint8 i = keycode - '1';
if (i < 9 && i < this->bridges->Length()) {
/* Build the requested bridge */
this->BuildBridge(i);
delete this;
return ES_HANDLED;
}
return ES_NOT_HANDLED;
}
virtual void OnClick(Point pt, int widget)
{
switch (widget) {
default: break;
case BBSW_BRIDGE_LIST: {
uint i = ((int)pt.y - this->GetWidget<NWidgetBase>(BBSW_BRIDGE_LIST)->pos_y) / this->resize.step_height;
if (i < this->vscroll.GetCapacity()) {
i += this->vscroll.GetPosition();
if (i < this->bridges->Length()) {
this->BuildBridge(i);
delete this;
}
}
} break;
case BBSW_DROPDOWN_ORDER:
this->bridges->ToggleSortOrder();
this->SetDirty();
break;
case BBSW_DROPDOWN_CRITERIA:
ShowDropDownMenu(this, this->sorter_names, this->bridges->SortType(), BBSW_DROPDOWN_CRITERIA, 0, 0);
break;
}
}
virtual void OnDropdownSelect(int widget, int index)
{
if (widget == BBSW_DROPDOWN_CRITERIA && this->bridges->SortType() != index) {
this->bridges->SetSortType(index);
this->SortBridgeList();
}
}
virtual void OnResize()
{
this->vscroll.SetCapacity(this->GetWidget<NWidgetBase>(BBSW_BRIDGE_LIST)->current_y / this->resize.step_height);
this->GetWidget<NWidgetCore>(BBSW_BRIDGE_LIST)->widget_data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
this->last_size = max(this->vscroll.GetCapacity(), this->last_size);
}
};
/* Set the default size of the Build Bridge Window */
uint16 BuildBridgeWindow::last_size = 4;
/* Set the default sorting for the bridges */
Listing BuildBridgeWindow::last_sorting = {false, 0};
/* Availible bridge sorting functions */
GUIBridgeList::SortFunction * const BuildBridgeWindow::sorter_funcs[] = {
&BridgeIndexSorter,
&BridgePriceSorter,
&BridgeSpeedSorter
};
/* Names of the sorting functions */
const StringID BuildBridgeWindow::sorter_names[] = {
STR_SORT_BY_NUMBER,
STR_SORT_BY_COST,
STR_SORT_BY_MAX_SPEED,
INVALID_STRING_ID
};
static const NWidgetPart _nested_build_bridge_widgets[] = {
/* Header */
NWidget(NWID_HORIZONTAL),
NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN, BBSW_CLOSEBOX),
NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, BBSW_CAPTION), SetFill(true, false), SetDataTip(STR_SELECT_RAIL_BRIDGE_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
EndContainer(),
NWidget(NWID_HORIZONTAL),
NWidget(NWID_VERTICAL),
/* Sort order + criteria buttons */
NWidget(NWID_HORIZONTAL),
NWidget(WWT_TEXTBTN, COLOUR_DARK_GREEN, BBSW_DROPDOWN_ORDER), SetFill(true, false), SetDataTip(STR_BUTTON_SORT_BY, STR_TOOLTIP_SORT_ORDER),
NWidget(WWT_DROPDOWN, COLOUR_DARK_GREEN, BBSW_DROPDOWN_CRITERIA), SetFill(true, false), SetDataTip(0x0, STR_TOOLTIP_SORT_CRITERIAP),
EndContainer(),
/* Matrix. */
NWidget(WWT_MATRIX, COLOUR_DARK_GREEN, BBSW_BRIDGE_LIST), SetFill(true, false), SetResize(0, 22), SetDataTip(0x401, STR_SELECT_BRIDGE_SELECTION_TOOLTIP),
EndContainer(),
/* scrollbar + resize button */
NWidget(NWID_VERTICAL),
NWidget(WWT_SCROLLBAR, COLOUR_DARK_GREEN, BBSW_SCROLLBAR), SetFill(false, true),
NWidget(WWT_RESIZEBOX, COLOUR_DARK_GREEN, BBSW_RESIZEBOX),
EndContainer(),
EndContainer(),
};
/* Window definition for the rail bridge selection window */
static const WindowDesc _build_bridge_desc(
WDP_AUTO, WDP_AUTO, 200, 114, 200, 114,
WC_BUILD_BRIDGE, WC_BUILD_TOOLBAR,
WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_RESIZABLE | WDF_CONSTRUCTION,
_nested_build_bridge_widgets, lengthof(_nested_build_bridge_widgets)
);
/**
* Prepare the data for the build a bridge window.
* If we can't build a bridge under the given conditions
* show an error message.
*
* @param start The start tile of the bridge
* @param end The end tile of the bridge
* @param transport_type The transport type
* @param road_rail_type The road/rail type
*/
void ShowBuildBridgeWindow(TileIndex start, TileIndex end, TransportType transport_type, byte road_rail_type)
{
DeleteWindowByClass(WC_BUILD_BRIDGE);
/* Data type for the bridge.
* Bit 16,15 = transport type,
* 14..8 = road/rail types,
* 7..0 = type of bridge */
uint32 type = (transport_type << 15) | (road_rail_type << 8);
/* The bridge length without ramps. */
const uint bridge_len = GetTunnelBridgeLength(start, end);
/* If Ctrl is being pressed, check wether the last bridge built is available
* If so, return this bridge type. Otherwise continue normally.
* We store bridge types for each transport type, so we have to check for
* the transport type beforehand.
*/
BridgeType last_bridge_type = 0;
switch (transport_type) {
case TRANSPORT_ROAD: last_bridge_type = _last_roadbridge_type; break;
case TRANSPORT_RAIL: last_bridge_type = _last_railbridge_type; break;
default: break; // water ways and air routes don't have bridge types
}
if (_ctrl_pressed && CheckBridge_Stuff(last_bridge_type, bridge_len)) {
DoCommandP(end, start, type | last_bridge_type, CMD_BUILD_BRIDGE | CMD_MSG(STR_ERROR_CAN_T_BUILD_BRIDGE_HERE), CcBuildBridge);
return;
}
/* only query bridge building possibility once, result is the same for all bridges!
* returns CMD_ERROR on failure, and price on success */
StringID errmsg = INVALID_STRING_ID;
CommandCost ret = DoCommand(end, start, type, DC_AUTO | DC_QUERY_COST, CMD_BUILD_BRIDGE);
GUIBridgeList *bl = NULL;
if (CmdFailed(ret)) {
errmsg = _error_message;
} else {
/* check which bridges can be built */
const uint tot_bridgedata_len = CalcBridgeLenCostFactor(bridge_len + 2);
bl = new GUIBridgeList();
/* loop for all bridgetypes */
for (BridgeType brd_type = 0; brd_type != MAX_BRIDGES; brd_type++) {
if (CheckBridge_Stuff(brd_type, bridge_len)) {
/* bridge is accepted, add to list */
BuildBridgeData *item = bl->Append();
item->index = brd_type;
item->spec = GetBridgeSpec(brd_type);
/* Add to terraforming & bulldozing costs the cost of the
* bridge itself (not computed with DC_QUERY_COST) */
item->cost = ret.GetCost() + (((int64)tot_bridgedata_len * _price[PR_BUILD_BRIDGE] * item->spec->price) >> 8);
}
}
}
if (bl != NULL && bl->Length() != 0) {
new BuildBridgeWindow(&_build_bridge_desc, start, end, type, bl);
} else {
delete bl;
ShowErrorMessage(STR_ERROR_CAN_T_BUILD_BRIDGE_HERE, errmsg, TileX(end) * TILE_SIZE, TileY(end) * TILE_SIZE);
}
}
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