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OpenRCT2/src/openrct2-ui/windows/Footpath.cpp

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/*****************************************************************************
* Copyright (c) 2014-2019 OpenRCT2 developers
*
* For a complete list of all authors, please refer to contributors.md
* Interested in contributing? Visit https://github.com/OpenRCT2/OpenRCT2
*
* OpenRCT2 is licensed under the GNU General Public License version 3.
*****************************************************************************/
#include <openrct2-ui/interface/Dropdown.h>
#include <openrct2-ui/interface/Viewport.h>
#include <openrct2-ui/interface/Widget.h>
#include <openrct2-ui/windows/Window.h>
#include <openrct2/Cheats.h>
#include <openrct2/Game.h>
#include <openrct2/Input.h>
#include <openrct2/OpenRCT2.h>
#include <openrct2/actions/FootpathPlaceAction.hpp>
#include <openrct2/audio/audio.h>
#include <openrct2/localisation/Localisation.h>
#include <openrct2/object/ObjectLimits.h>
#include <openrct2/sprites.h>
#include <openrct2/world/Footpath.h>
#include <openrct2/world/Park.h>
#include <openrct2/world/Surface.h>
// clang-format off
enum
{
PATH_CONSTRUCTION_MODE_LAND,
PATH_CONSTRUCTION_MODE_BRIDGE_OR_TUNNEL_TOOL,
PATH_CONSTRUCTION_MODE_BRIDGE_OR_TUNNEL
};
enum
{
SELECTED_PATH_TYPE_NORMAL,
SELECTED_PATH_TYPE_QUEUE
};
enum WINDOW_FOOTPATH_WIDGET_IDX
{
WIDX_BACKGROUND,
WIDX_TITLE,
WIDX_CLOSE,
WIDX_TYPE_GROUP,
WIDX_FOOTPATH_TYPE,
WIDX_QUEUELINE_TYPE,
WIDX_DIRECTION_GROUP,
WIDX_DIRECTION_NW,
WIDX_DIRECTION_NE,
WIDX_DIRECTION_SW,
WIDX_DIRECTION_SE,
WIDX_SLOPE_GROUP,
WIDX_SLOPEDOWN,
WIDX_LEVEL,
WIDX_SLOPEUP,
WIDX_CONSTRUCT,
WIDX_REMOVE,
WIDX_MODE_GROUP,
WIDX_CONSTRUCT_ON_LAND,
WIDX_CONSTRUCT_BRIDGE_OR_TUNNEL,
};
static rct_widget window_footpath_widgets[] = {
{WWT_FRAME, 0, 0, 105, 0, 380, 0xFFFFFFFF, STR_NONE},
{WWT_CAPTION, 0, 1, 104, 1, 14, STR_FOOTPATHS, STR_WINDOW_TITLE_TIP},
{WWT_CLOSEBOX, 0, 93, 103, 2, 13, STR_CLOSE_X, STR_CLOSE_WINDOW_TIP},
// Type group
{WWT_GROUPBOX, 0, 3, 102, 17, 71, STR_TYPE, STR_NONE},
{WWT_FLATBTN, 1, 6, 52, 30, 65, 0xFFFFFFFF, STR_FOOTPATH_TIP},
{WWT_FLATBTN, 1, 53, 99, 30, 65, 0xFFFFFFFF, STR_QUEUE_LINE_PATH_TIP},
// Direction group
{WWT_GROUPBOX, 0, 3, 102, 75, 151, STR_DIRECTION, STR_NONE},
{WWT_FLATBTN, 1, 53, 97, 87, 115, SPR_CONSTRUCTION_DIRECTION_NE, STR_DIRECTION_TIP},
{WWT_FLATBTN, 1, 53, 97, 116, 144, SPR_CONSTRUCTION_DIRECTION_SE, STR_DIRECTION_TIP},
{WWT_FLATBTN, 1, 8, 52, 116, 144, SPR_CONSTRUCTION_DIRECTION_SW, STR_DIRECTION_TIP},
{WWT_FLATBTN, 1, 8, 52, 87, 115, SPR_CONSTRUCTION_DIRECTION_NW, STR_DIRECTION_TIP},
// Slope group
{WWT_GROUPBOX, 0, 3, 102, 155, 195, STR_SLOPE, STR_NONE},
{WWT_FLATBTN, 1, 17, 40, 167, 190, SPR_RIDE_CONSTRUCTION_SLOPE_DOWN, STR_SLOPE_DOWN_TIP},
{WWT_FLATBTN, 1, 41, 64, 167, 190, SPR_RIDE_CONSTRUCTION_SLOPE_LEVEL, STR_LEVEL_TIP},
{WWT_FLATBTN, 1, 65, 88, 167, 190, SPR_RIDE_CONSTRUCTION_SLOPE_UP, STR_SLOPE_UP_TIP},
{WWT_FLATBTN, 1, 8, 97, 202, 291, 0xFFFFFFFF, STR_CONSTRUCT_THE_SELECTED_FOOTPATH_SECTION_TIP},
{WWT_FLATBTN, 1, 30, 75, 295, 318, SPR_DEMOLISH_CURRENT_SECTION, STR_REMOVE_PREVIOUS_FOOTPATH_SECTION_TIP},
// Mode group
{WWT_GROUPBOX, 0, 3, 102, 321, 374, 0xFFFFFFFF, STR_NONE},
{WWT_FLATBTN, 1, 13, 48, 332, 367, SPR_CONSTRUCTION_FOOTPATH_LAND, STR_CONSTRUCT_FOOTPATH_ON_LAND_TIP},
{WWT_FLATBTN, 1, 57, 92, 332, 367, SPR_CONSTRUCTION_FOOTPATH_BRIDGE, STR_CONSTRUCT_BRIDGE_OR_TUNNEL_FOOTPATH_TIP},
{WIDGETS_END},
};
static void window_footpath_close(rct_window * w);
static void window_footpath_mouseup(rct_window * w, rct_widgetindex widgetIndex);
static void window_footpath_mousedown(rct_window * w, rct_widgetindex widgetIndex, rct_widget * widget);
static void window_footpath_dropdown(rct_window * w, rct_widgetindex widgetIndex, int32_t dropdownIndex);
static void window_footpath_update(rct_window * w);
static void window_footpath_toolupdate(rct_window * w, rct_widgetindex widgetIndex, int32_t x, int32_t y);
static void window_footpath_tooldown(rct_window * w, rct_widgetindex widgetIndex, int32_t x, int32_t y);
static void window_footpath_tooldrag(rct_window * w, rct_widgetindex widgetIndex, int32_t x, int32_t y);
static void window_footpath_toolup(rct_window * w, rct_widgetindex widgetIndex, int32_t x, int32_t y);
static void window_footpath_invalidate(rct_window * w);
static void window_footpath_paint(rct_window * w, rct_drawpixelinfo * dpi);
static rct_window_event_list window_footpath_events = {
window_footpath_close,
window_footpath_mouseup,
nullptr,
window_footpath_mousedown,
window_footpath_dropdown,
nullptr,
window_footpath_update,
nullptr,
nullptr,
window_footpath_toolupdate,
window_footpath_tooldown,
window_footpath_tooldrag,
window_footpath_toolup,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
window_footpath_invalidate,
window_footpath_paint,
nullptr
};
// clang-format on
static money32 _window_footpath_cost;
static int8_t _window_footpath_provisional_path_arrow_timer;
static uint8_t _lastUpdatedCameraRotation = UINT8_MAX;
static bool _footpathErrorOccured;
/** rct2: 0x0098D8B4 */
static constexpr const uint8_t DefaultPathSlope[] = {
0,
SLOPE_IS_IRREGULAR_FLAG,
SLOPE_IS_IRREGULAR_FLAG,
FOOTPATH_PROPERTIES_FLAG_IS_SLOPED | 2,
SLOPE_IS_IRREGULAR_FLAG,
SLOPE_IS_IRREGULAR_FLAG,
FOOTPATH_PROPERTIES_FLAG_IS_SLOPED | 3,
RAISE_FOOTPATH_FLAG,
SLOPE_IS_IRREGULAR_FLAG,
FOOTPATH_PROPERTIES_FLAG_IS_SLOPED | 1,
SLOPE_IS_IRREGULAR_FLAG,
RAISE_FOOTPATH_FLAG,
FOOTPATH_PROPERTIES_FLAG_IS_SLOPED | 0,
RAISE_FOOTPATH_FLAG,
RAISE_FOOTPATH_FLAG,
SLOPE_IS_IRREGULAR_FLAG,
};
/** rct2: 0x0098D7E0 */
static constexpr const uint8_t ConstructionPreviewImages[][4] = {
{ 5, 10, 5, 10 }, // Flat
{ 16, 17, 18, 19 }, // Upwards
{ 18, 19, 16, 17 }, // Downwards
};
static void window_footpath_mousedown_direction(int32_t direction);
static void window_footpath_mousedown_slope(int32_t slope);
static void window_footpath_show_footpath_types_dialog(rct_window* w, rct_widget* widget, bool showQueues);
static void window_footpath_set_provisional_path_at_point(int32_t x, int32_t y);
static void window_footpath_set_selection_start_bridge_at_point(int32_t screenX, int32_t screenY);
static void window_footpath_place_path_at_point(int32_t x, int32_t y);
static void window_footpath_start_bridge_at_point(int32_t screenX, int32_t screenY);
static void window_footpath_construct();
static void window_footpath_remove();
static void window_footpath_set_enabled_and_pressed_widgets();
static void footpath_get_next_path_info(int32_t* type, int32_t* x, int32_t* y, int32_t* z, int32_t* slope);
static bool footpath_select_default();
/**
*
* rct2: 0x006A7C43
*/
rct_window* window_footpath_open()
{
// If a restricted path was selected when the game is no longer in Sandbox mode, reset it
PathSurfaceEntry* pathEntry = get_path_surface_entry(gFootpathSelectedId);
if (pathEntry != nullptr && (pathEntry->flags & FOOTPATH_ENTRY_FLAG_SHOW_ONLY_IN_SCENARIO_EDITOR) && !gCheatsSandboxMode)
{
pathEntry = nullptr;
}
// Select the default path if we don't have one
if (pathEntry == nullptr)
{
if (!footpath_select_default())
{
// No path objects to select from, don't open window
return nullptr;
}
}
// Check if window is already open
rct_window* window = window_bring_to_front_by_class(WC_FOOTPATH);
if (window != nullptr)
{
return window;
}
window = window_create(0, 29, 106, 381, &window_footpath_events, WC_FOOTPATH, 0);
window->widgets = window_footpath_widgets;
window->enabled_widgets = (1 << WIDX_CLOSE) | (1 << WIDX_FOOTPATH_TYPE) | (1 << WIDX_QUEUELINE_TYPE)
| (1 << WIDX_DIRECTION_NW) | (1 << WIDX_DIRECTION_NE) | (1 << WIDX_DIRECTION_SW) | (1 << WIDX_DIRECTION_SE)
| (1 << WIDX_SLOPEDOWN) | (1 << WIDX_LEVEL) | (1 << WIDX_SLOPEUP) | (1 << WIDX_CONSTRUCT) | (1 << WIDX_REMOVE)
| (1 << WIDX_CONSTRUCT_ON_LAND) | (1 << WIDX_CONSTRUCT_BRIDGE_OR_TUNNEL);
window_init_scroll_widgets(window);
window_push_others_right(window);
show_gridlines();
tool_cancel();
gFootpathConstructionMode = PATH_CONSTRUCTION_MODE_LAND;
tool_set(window, WIDX_CONSTRUCT_ON_LAND, TOOL_PATH_DOWN);
input_set_flag(INPUT_FLAG_6, true);
_footpathErrorOccured = false;
window_footpath_set_enabled_and_pressed_widgets();
return window;
}
/**
*
* rct2: 0x006A852F
*/
static void window_footpath_close(rct_window* w)
{
footpath_provisional_update();
viewport_set_visibility(0);
map_invalidate_map_selection_tiles();
gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE_CONSTRUCT;
window_invalidate_by_class(WC_TOP_TOOLBAR);
hide_gridlines();
}
/**
*
* rct2: 0x006A7E92
*/
static void window_footpath_mouseup(rct_window* w, rct_widgetindex widgetIndex)
{
switch (widgetIndex)
{
case WIDX_CLOSE:
window_close(w);
break;
case WIDX_CONSTRUCT:
window_footpath_construct();
break;
case WIDX_REMOVE:
window_footpath_remove();
break;
case WIDX_CONSTRUCT_ON_LAND:
if (gFootpathConstructionMode == PATH_CONSTRUCTION_MODE_LAND)
{
break;
}
_window_footpath_cost = MONEY32_UNDEFINED;
tool_cancel();
footpath_provisional_update();
map_invalidate_map_selection_tiles();
gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE_CONSTRUCT;
gFootpathConstructionMode = PATH_CONSTRUCTION_MODE_LAND;
tool_set(w, WIDX_CONSTRUCT_ON_LAND, TOOL_PATH_DOWN);
input_set_flag(INPUT_FLAG_6, true);
_footpathErrorOccured = false;
window_footpath_set_enabled_and_pressed_widgets();
break;
case WIDX_CONSTRUCT_BRIDGE_OR_TUNNEL:
if (gFootpathConstructionMode == PATH_CONSTRUCTION_MODE_BRIDGE_OR_TUNNEL_TOOL)
{
break;
}
_window_footpath_cost = MONEY32_UNDEFINED;
tool_cancel();
footpath_provisional_update();
map_invalidate_map_selection_tiles();
gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE_CONSTRUCT;
gFootpathConstructionMode = PATH_CONSTRUCTION_MODE_BRIDGE_OR_TUNNEL_TOOL;
tool_set(w, WIDX_CONSTRUCT_BRIDGE_OR_TUNNEL, TOOL_CROSSHAIR);
input_set_flag(INPUT_FLAG_6, true);
_footpathErrorOccured = false;
window_footpath_set_enabled_and_pressed_widgets();
break;
}
}
/**
*
* rct2: 0x006A7EC5
*/
static void window_footpath_mousedown(rct_window* w, rct_widgetindex widgetIndex, rct_widget* widget)
{
switch (widgetIndex)
{
case WIDX_FOOTPATH_TYPE:
window_footpath_show_footpath_types_dialog(w, widget, false);
break;
case WIDX_QUEUELINE_TYPE:
window_footpath_show_footpath_types_dialog(w, widget, true);
break;
case WIDX_DIRECTION_NW:
window_footpath_mousedown_direction(0);
break;
case WIDX_DIRECTION_NE:
window_footpath_mousedown_direction(1);
break;
case WIDX_DIRECTION_SW:
window_footpath_mousedown_direction(2);
break;
case WIDX_DIRECTION_SE:
window_footpath_mousedown_direction(3);
break;
case WIDX_SLOPEDOWN:
window_footpath_mousedown_slope(6);
break;
case WIDX_LEVEL:
window_footpath_mousedown_slope(0);
break;
case WIDX_SLOPEUP:
window_footpath_mousedown_slope(2);
break;
}
}
/**
*
* rct2: 0x006A7F18
*/
static void window_footpath_dropdown(rct_window* w, rct_widgetindex widgetIndex, int32_t dropdownIndex)
{
if (widgetIndex == WIDX_FOOTPATH_TYPE)
{
gFootpathSelectedType = SELECTED_PATH_TYPE_NORMAL;
}
else if (widgetIndex == WIDX_QUEUELINE_TYPE)
{
gFootpathSelectedType = SELECTED_PATH_TYPE_QUEUE;
}
else
{
return;
}
// Get path id
int32_t pathId = dropdownIndex;
if (pathId == -1)
{
pathId = gFootpathSelectedId;
}
else
{
bool showEditorPaths = ((gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) || gCheatsSandboxMode);
int32_t i = 0, j = 0;
for (; i < MAX_PATH_OBJECTS; i++)
{
PathSurfaceEntry* pathType = get_path_surface_entry(i);
if (pathType == nullptr)
{
continue;
}
if ((pathType->flags & FOOTPATH_ENTRY_FLAG_SHOW_ONLY_IN_SCENARIO_EDITOR) && !showEditorPaths)
{
continue;
}
if (j == pathId)
{
break;
}
j++;
}
pathId = i;
}
// Set selected path id
gFootpathSelectedId = pathId;
footpath_provisional_update();
_window_footpath_cost = MONEY32_UNDEFINED;
window_invalidate(w);
}
/**
*
* rct2: 0x006A8032
*/
static void window_footpath_toolupdate(rct_window* w, rct_widgetindex widgetIndex, int32_t x, int32_t y)
{
if (widgetIndex == WIDX_CONSTRUCT_ON_LAND)
{
window_footpath_set_provisional_path_at_point(x, y);
}
else if (widgetIndex == WIDX_CONSTRUCT_BRIDGE_OR_TUNNEL)
{
window_footpath_set_selection_start_bridge_at_point(x, y);
}
}
/**
*
* rct2: 0x006A8047
*/
static void window_footpath_tooldown(rct_window* w, rct_widgetindex widgetIndex, int32_t x, int32_t y)
{
if (widgetIndex == WIDX_CONSTRUCT_ON_LAND)
{
window_footpath_place_path_at_point(x, y);
}
else if (widgetIndex == WIDX_CONSTRUCT_BRIDGE_OR_TUNNEL)
{
window_footpath_start_bridge_at_point(x, y);
}
}
/**
*
* rct2: 0x006A8067
*/
static void window_footpath_tooldrag(rct_window* w, rct_widgetindex widgetIndex, int32_t x, int32_t y)
{
if (widgetIndex == WIDX_CONSTRUCT_ON_LAND)
{
window_footpath_place_path_at_point(x, y);
}
}
/**
*
* rct2: 0x006A8066
*/
static void window_footpath_toolup(rct_window* w, rct_widgetindex widgetIndex, int32_t x, int32_t y)
{
if (widgetIndex == WIDX_CONSTRUCT_ON_LAND)
{
_footpathErrorOccured = false;
}
}
/**
*
* rct2: 0x006A7760
*/
static void window_footpath_update_provisional_path_for_bridge_mode(rct_window* w)
{
int32_t type, x, y, z, slope;
if (gFootpathConstructionMode != PATH_CONSTRUCTION_MODE_BRIDGE_OR_TUNNEL)
{
return;
}
// Recheck area for construction. Set by ride_construction window
if (gFootpathProvisionalFlags & PROVISIONAL_PATH_FLAG_2)
{
footpath_provisional_remove();
gFootpathProvisionalFlags &= ~PROVISIONAL_PATH_FLAG_2;
}
// Update provisional bridge mode path
if (!(gFootpathProvisionalFlags & PROVISIONAL_PATH_FLAG_1))
{
footpath_get_next_path_info(&type, &x, &y, &z, &slope);
_window_footpath_cost = footpath_provisional_set(type, x, y, z, slope);
widget_invalidate(w, WIDX_CONSTRUCT);
}
// Update little directional arrow on provisional bridge mode path
if (--_window_footpath_provisional_path_arrow_timer < 0)
{
_window_footpath_provisional_path_arrow_timer = 5;
gFootpathProvisionalFlags ^= PROVISIONAL_PATH_FLAG_SHOW_ARROW;
footpath_get_next_path_info(&type, &x, &y, &z, &slope);
gMapSelectArrowPosition.x = x;
gMapSelectArrowPosition.y = y;
gMapSelectArrowPosition.z = z * 8;
gMapSelectArrowDirection = gFootpathConstructDirection;
if (gFootpathProvisionalFlags & PROVISIONAL_PATH_FLAG_SHOW_ARROW)
{
gMapSelectFlags |= MAP_SELECT_FLAG_ENABLE_ARROW;
}
else
{
gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE_ARROW;
}
map_invalidate_tile_full(x, y);
}
}
/**
*
* rct2: 0x006A84BB
*/
static void window_footpath_update(rct_window* w)
{
widget_invalidate(w, WIDX_CONSTRUCT);
window_footpath_update_provisional_path_for_bridge_mode(w);
// #2502: The camera might have changed rotation, so we need to update which directional buttons are pressed
uint8_t currentRotation = get_current_rotation();
if (_lastUpdatedCameraRotation != currentRotation)
{
_lastUpdatedCameraRotation = currentRotation;
window_footpath_set_enabled_and_pressed_widgets();
}
// Check tool
if (gFootpathConstructionMode == PATH_CONSTRUCTION_MODE_LAND)
{
if (!(input_test_flag(INPUT_FLAG_TOOL_ACTIVE)))
{
window_close(w);
}
else if (gCurrentToolWidget.window_classification != WC_FOOTPATH)
{
window_close(w);
}
else if (gCurrentToolWidget.widget_index != WIDX_CONSTRUCT_ON_LAND)
{
window_close(w);
}
}
else if (gFootpathConstructionMode == PATH_CONSTRUCTION_MODE_BRIDGE_OR_TUNNEL_TOOL)
{
if (!(input_test_flag(INPUT_FLAG_TOOL_ACTIVE)))
{
window_close(w);
}
else if (gCurrentToolWidget.window_classification != WC_FOOTPATH)
{
window_close(w);
}
else if (gCurrentToolWidget.widget_index != WIDX_CONSTRUCT_BRIDGE_OR_TUNNEL)
{
window_close(w);
}
}
}
/**
*
* rct2: 0x006A7D1C
*/
static void window_footpath_invalidate(rct_window* w)
{
// Press / unpress footpath and queue type buttons
w->pressed_widgets &= ~(1 << WIDX_FOOTPATH_TYPE);
w->pressed_widgets &= ~(1 << WIDX_QUEUELINE_TYPE);
w->pressed_widgets |= gFootpathSelectedType == SELECTED_PATH_TYPE_NORMAL ? (1 << WIDX_FOOTPATH_TYPE)
: (1 << WIDX_QUEUELINE_TYPE);
// Enable / disable construct button
window_footpath_widgets[WIDX_CONSTRUCT].type = gFootpathConstructionMode == PATH_CONSTRUCTION_MODE_BRIDGE_OR_TUNNEL
? WWT_IMGBTN
: WWT_EMPTY;
// Set footpath and queue type button images
auto pathImage = (uint32_t)SPR_NONE;
auto queueImage = (uint32_t)SPR_NONE;
auto pathEntry = get_path_surface_entry(gFootpathSelectedId);
if (pathEntry != nullptr)
{
pathImage = pathEntry->preview;
// Editor-only paths might lack a queue image
queueImage = (pathEntry->flags & FOOTPATH_ENTRY_FLAG_SHOW_ONLY_IN_SCENARIO_EDITOR) ? pathImage : pathImage + 1;
}
window_footpath_widgets[WIDX_FOOTPATH_TYPE].image = pathImage;
window_footpath_widgets[WIDX_QUEUELINE_TYPE].image = queueImage;
}
/**
*
* rct2: 0x006A7D8B
*/
static void window_footpath_paint(rct_window* w, rct_drawpixelinfo* dpi)
{
window_draw_widgets(w, dpi);
if (!(w->disabled_widgets & (1 << WIDX_CONSTRUCT)))
{
// Get construction image
uint8_t direction = (gFootpathConstructDirection + get_current_rotation()) % 4;
uint8_t slope = 0;
if (gFootpathConstructSlope == 2)
{
slope = TILE_ELEMENT_SLOPE_N_CORNER_UP;
}
else if (gFootpathConstructSlope == 6)
{
slope = TILE_ELEMENT_SLOPE_E_CORNER_UP;
}
int32_t image = ConstructionPreviewImages[slope][direction];
int32_t selectedPath = gFootpathSelectedId + (MAX_PATH_OBJECTS * gFootpathSelectedType);
PathSurfaceEntry* pathType = get_path_surface_entry(selectedPath);
image += pathType->image;
// Draw construction image
int32_t x = w->x + (window_footpath_widgets[WIDX_CONSTRUCT].left + window_footpath_widgets[WIDX_CONSTRUCT].right) / 2;
int32_t y = w->y + window_footpath_widgets[WIDX_CONSTRUCT].bottom - 60;
gfx_draw_sprite(dpi, image, x, y, 0);
// Draw build this... label
x = w->x + (window_footpath_widgets[WIDX_CONSTRUCT].left + window_footpath_widgets[WIDX_CONSTRUCT].right) / 2;
y = w->y + window_footpath_widgets[WIDX_CONSTRUCT].bottom - 23;
gfx_draw_string_centred(dpi, STR_BUILD_THIS, x, y, COLOUR_BLACK, nullptr);
}
// Draw cost
int32_t x = w->x + (window_footpath_widgets[WIDX_CONSTRUCT].left + window_footpath_widgets[WIDX_CONSTRUCT].right) / 2;
int32_t y = w->y + window_footpath_widgets[WIDX_CONSTRUCT].bottom - 12;
if (_window_footpath_cost != MONEY32_UNDEFINED)
{
if (!(gParkFlags & PARK_FLAGS_NO_MONEY))
{
gfx_draw_string_centred(dpi, STR_COST_LABEL, x, y, COLOUR_BLACK, &_window_footpath_cost);
}
}
}
/**
*
* rct2: 0x006A7F88
*/
static void window_footpath_show_footpath_types_dialog(rct_window* w, rct_widget* widget, bool showQueues)
{
int32_t i, numPathTypes, image;
PathSurfaceEntry* pathType;
numPathTypes = 0;
// If the game is in sandbox mode, also show paths that are normally restricted to the scenario editor
bool showEditorPaths = ((gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) || gCheatsSandboxMode);
for (i = 0; i < MAX_PATH_OBJECTS; i++)
{
pathType = get_path_surface_entry(i);
if (pathType == nullptr)
{
continue;
}
if ((pathType->flags & FOOTPATH_ENTRY_FLAG_SHOW_ONLY_IN_SCENARIO_EDITOR) && !showEditorPaths)
{
continue;
}
image = pathType->preview;
// Editor-only paths usually lack queue images. In this case, use the main path image
if (showQueues && !(pathType->flags & FOOTPATH_ENTRY_FLAG_SHOW_ONLY_IN_SCENARIO_EDITOR))
{
image++;
}
gDropdownItemsFormat[numPathTypes] = STR_NONE;
gDropdownItemsArgs[numPathTypes] = image;
numPathTypes++;
}
window_dropdown_show_image(
w->x + widget->left, w->y + widget->top, widget->bottom - widget->top + 1, w->colours[1], 0, numPathTypes, 47, 36,
gAppropriateImageDropdownItemsPerRow[numPathTypes]);
}
/**
*
* rct2: 0x006A8111 0x006A8135 0x006A815C 0x006A8183
*/
static void window_footpath_mousedown_direction(int32_t direction)
{
footpath_provisional_update();
gFootpathConstructDirection = (direction - get_current_rotation()) & 3;
_window_footpath_cost = MONEY32_UNDEFINED;
window_footpath_set_enabled_and_pressed_widgets();
}
/**
*
* rct2: 0x006A81AA 0x006A81C5 0x006A81E0
*/
static void window_footpath_mousedown_slope(int32_t slope)
{
footpath_provisional_update();
gFootpathConstructSlope = slope;
_window_footpath_cost = MONEY32_UNDEFINED;
window_footpath_set_enabled_and_pressed_widgets();
}
/**
*
* rct2: 0x006A81FB
*/
static void window_footpath_set_provisional_path_at_point(int32_t x, int32_t y)
{
map_invalidate_selection_rect();
gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE_ARROW;
int32_t interactionType{};
TileElement* tileElement{};
LocationXY16 mapCoord = {};
get_map_coordinates_from_pos(
x, y, VIEWPORT_INTERACTION_MASK_FOOTPATH & VIEWPORT_INTERACTION_MASK_TERRAIN, &mapCoord.x, &mapCoord.y,
&interactionType, &tileElement, nullptr);
x = mapCoord.x;
y = mapCoord.y;
if (interactionType == VIEWPORT_INTERACTION_ITEM_NONE || tileElement == nullptr)
{
gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE;
footpath_provisional_update();
}
else
{
// Check for change
if ((gFootpathProvisionalFlags & PROVISIONAL_PATH_FLAG_1) && gFootpathProvisionalPosition.x == x
&& gFootpathProvisionalPosition.y == y && gFootpathProvisionalPosition.z == tileElement->base_height)
{
return;
}
// Set map selection
gMapSelectFlags |= MAP_SELECT_FLAG_ENABLE;
gMapSelectType = MAP_SELECT_TYPE_FULL;
gMapSelectPositionA.x = x;
gMapSelectPositionA.y = y;
gMapSelectPositionB.x = x;
gMapSelectPositionB.y = y;
footpath_provisional_update();
// Set provisional path
int32_t slope = 0;
switch (interactionType)
{
case VIEWPORT_INTERACTION_ITEM_TERRAIN:
{
auto surfaceElement = tileElement->AsSurface();
if (surfaceElement != nullptr)
{
slope = DefaultPathSlope[surfaceElement->GetSlope() & TILE_ELEMENT_SURFACE_RAISED_CORNERS_MASK];
}
break;
}
case VIEWPORT_INTERACTION_ITEM_FOOTPATH:
{
auto pathElement = tileElement->AsPath();
if (pathElement != nullptr)
{
slope = pathElement->GetSlopeDirection();
if (pathElement->IsSloped())
{
slope |= FOOTPATH_PROPERTIES_FLAG_IS_SLOPED;
}
}
break;
}
}
uint8_t z = tileElement->base_height;
if (slope & RAISE_FOOTPATH_FLAG)
{
slope &= ~RAISE_FOOTPATH_FLAG;
z += 2;
}
int32_t pathType = (gFootpathSelectedType << 7) + (gFootpathSelectedId & 0xFF);
_window_footpath_cost = footpath_provisional_set(pathType, x, y, z, slope);
window_invalidate_by_class(WC_FOOTPATH);
}
}
/**
*
* rct2: 0x006A8388
*/
static void window_footpath_set_selection_start_bridge_at_point(int32_t screenX, int32_t screenY)
{
int32_t x, y, direction;
TileElement* tileElement;
map_invalidate_selection_rect();
gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE;
gMapSelectFlags &= ~MAP_SELECT_FLAG_ENABLE_ARROW;
footpath_bridge_get_info_from_pos(screenX, screenY, &x, &y, &direction, &tileElement);
if (x == LOCATION_NULL)
{
return;
}
gMapSelectFlags |= MAP_SELECT_FLAG_ENABLE;
gMapSelectFlags |= MAP_SELECT_FLAG_ENABLE_ARROW;
gMapSelectType = MAP_SELECT_TYPE_FULL;
gMapSelectPositionA.x = x;
gMapSelectPositionB.x = x;
gMapSelectPositionA.y = y;
gMapSelectPositionB.y = y;
gMapSelectArrowDirection = direction;
gMapSelectArrowPosition.x = x;
gMapSelectArrowPosition.y = y;
int32_t z = tileElement->base_height;
if (tileElement->GetType() == TILE_ELEMENT_TYPE_SURFACE)
{
uint8_t slope = tileElement->AsSurface()->GetSlope();
if (slope & TILE_ELEMENT_SLOPE_ALL_CORNERS_UP)
{
z += 2;
} // Add 2 for a slope
if (slope & TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT)
z += 2; // Add another 2 for a steep slope
}
gMapSelectArrowPosition.z = z << 3;
map_invalidate_selection_rect();
}
/**
*
* rct2: 0x006A82C5
*/
static void window_footpath_place_path_at_point(int32_t x, int32_t y)
{
int32_t interactionType, currentType, selectedType, z;
TileElement* tileElement;
if (_footpathErrorOccured)
{
return;
}
footpath_provisional_update();
LocationXY16 mapCoord = {};
get_map_coordinates_from_pos(
x, y, VIEWPORT_INTERACTION_MASK_FOOTPATH & VIEWPORT_INTERACTION_MASK_TERRAIN, &mapCoord.x, &mapCoord.y,
&interactionType, &tileElement, nullptr);
x = mapCoord.x;
y = mapCoord.y;
if (interactionType == VIEWPORT_INTERACTION_ITEM_NONE)
{
return;
}
// Set path
currentType = 0;
switch (interactionType)
{
case VIEWPORT_INTERACTION_ITEM_TERRAIN:
currentType = DefaultPathSlope[tileElement->AsSurface()->GetSlope() & TILE_ELEMENT_SURFACE_RAISED_CORNERS_MASK];
break;
case VIEWPORT_INTERACTION_ITEM_FOOTPATH:
currentType = tileElement->AsPath()->GetSlopeDirection();
if (tileElement->AsPath()->IsSloped())
{
currentType |= FOOTPATH_PROPERTIES_FLAG_IS_SLOPED;
}
break;
}
z = tileElement->base_height;
if (currentType & RAISE_FOOTPATH_FLAG)
{
currentType &= ~RAISE_FOOTPATH_FLAG;
z += 2;
}
selectedType = (gFootpathSelectedType << 7) + (gFootpathSelectedId & 0xFF);
// Try and place path
gGameCommandErrorTitle = STR_CANT_BUILD_FOOTPATH_HERE;
auto footpathPlaceAction = FootpathPlaceAction({ x, y, z * 8 }, currentType, selectedType);
footpathPlaceAction.SetCallback([](const GameAction* ga, const GameActionResult* result) {
if (result->Error == GA_ERROR::OK)
{
// Don't play sound if it is no cost to prevent multiple sounds. TODO: make this work in no money scenarios
if (result->Cost != 0)
{
audio_play_sound_at_location(SoundId::PlaceItem, result->Position.x, result->Position.y, result->Position.z);
}
}
else
{
_footpathErrorOccured = true;
}
});
GameActions::Execute(&footpathPlaceAction);
}
/**
*
* rct2: 0x006A840F
*/
static void window_footpath_start_bridge_at_point(int32_t screenX, int32_t screenY)
{
int32_t x, y, z, direction;
TileElement* tileElement;
footpath_bridge_get_info_from_pos(screenX, screenY, &x, &y, &direction, &tileElement);
if (x == LOCATION_NULL)
{
return;
}
if (tileElement->GetType() == TILE_ELEMENT_TYPE_SURFACE)
{
// If we start the path on a slope, the arrow is slightly raised, so we
// expect the path to be slightly raised as well.
uint8_t slope = tileElement->AsSurface()->GetSlope();
z = tileElement->base_height;
if (slope & TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT)
{
// Steep diagonal slope
z += 4;
}
else if (slope & TILE_ELEMENT_SLOPE_ALL_CORNERS_UP)
{
// Normal slope
z += 2;
}
}
else
{
z = tileElement->base_height;
if (tileElement->GetType() == TILE_ELEMENT_TYPE_PATH)
{
if (tileElement->AsPath()->IsSloped())
{
if (direction == (tileElement->AsPath()->GetSlopeDirection()))
{
z += 2;
}
}
}
}
tool_cancel();
gFootpathConstructFromPosition.x = x;
gFootpathConstructFromPosition.y = y;
gFootpathConstructFromPosition.z = z * 8;
gFootpathConstructDirection = direction;
gFootpathProvisionalFlags = 0;
_window_footpath_provisional_path_arrow_timer = 0;
gFootpathConstructSlope = 0;
gFootpathConstructionMode = PATH_CONSTRUCTION_MODE_BRIDGE_OR_TUNNEL;
gFootpathConstructValidDirections = 255;
window_footpath_set_enabled_and_pressed_widgets();
}
/**
* Construct a piece of footpath while in bridge building mode.
* rct2: 0x006A79B7
*/
static void window_footpath_construct()
{
_window_footpath_cost = MONEY32_UNDEFINED;
footpath_provisional_update();
int32_t type, x, y, z, slope;
footpath_get_next_path_info(&type, &x, &y, &z, &slope);
gGameCommandErrorTitle = STR_CANT_BUILD_FOOTPATH_HERE;
auto footpathPlaceAction = FootpathPlaceAction({ x, y, z * 8 }, slope, type, gFootpathConstructDirection);
footpathPlaceAction.SetCallback([=](const GameAction* ga, const GameActionResult* result) {
if (result->Error == GA_ERROR::OK)
{
audio_play_sound_at_location(SoundId::PlaceItem, result->Position.x, result->Position.y, result->Position.z);
if (gFootpathConstructSlope == 0)
{
gFootpathConstructValidDirections = 0xFF;
}
else
{
gFootpathConstructValidDirections = gFootpathConstructDirection;
}
if (gFootpathGroundFlags & ELEMENT_IS_UNDERGROUND)
{
viewport_set_visibility(1);
}
// If we have just built an upwards slope, the next path to construct is
// a bit higher. Note that the z returned by footpath_get_next_path_info
// already is lowered if we are building a downwards slope.
if (gFootpathConstructSlope == 2)
{
gFootpathConstructFromPosition.z = (z + 2) * 8;
}
else
{
gFootpathConstructFromPosition.z = z * 8;
}
gFootpathConstructFromPosition.x = x;
gFootpathConstructFromPosition.y = y;
}
window_footpath_set_enabled_and_pressed_widgets();
});
GameActions::Execute(&footpathPlaceAction);
}
/**
*
* rct2: 0x006A78EF
*/
static void footpath_remove_tile_element(TileElement* tileElement)
{
int32_t x, y, z;
z = tileElement->base_height;
if (tileElement->AsPath()->IsSloped())
{
uint8_t slopeDirection = tileElement->AsPath()->GetSlopeDirection();
slopeDirection = direction_reverse(slopeDirection);
if (slopeDirection == gFootpathConstructDirection)
{
z += 2;
}
}
// Find a connected edge
int32_t edge = direction_reverse(gFootpathConstructDirection);
if (!(tileElement->AsPath()->GetEdges() & (1 << edge)))
{
edge = (edge + 1) & 3;
if (!(tileElement->AsPath()->GetEdges() & (1 << edge)))
{
edge = (edge + 2) & 3;
if (!(tileElement->AsPath()->GetEdges() & (1 << edge)))
{
edge = (edge - 1) & 3;
if (!(tileElement->AsPath()->GetEdges() & (1 << edge)))
{
edge = direction_reverse(edge);
}
}
}
}
// Remove path
footpath_remove(
gFootpathConstructFromPosition.x, gFootpathConstructFromPosition.y, tileElement->base_height, GAME_COMMAND_FLAG_APPLY);
// Move selection
edge = direction_reverse(edge);
x = gFootpathConstructFromPosition.x - CoordsDirectionDelta[edge].x;
y = gFootpathConstructFromPosition.y - CoordsDirectionDelta[edge].y;
gFootpathConstructFromPosition.x = x;
gFootpathConstructFromPosition.y = y;
gFootpathConstructFromPosition.z = z << 3;
gFootpathConstructDirection = edge;
gFootpathConstructValidDirections = 255;
}
/**
*
* rct2: 0x006A7873
*/
static TileElement* footpath_get_tile_element_to_remove()
{
TileElement* tileElement;
int32_t x, y, z, zLow;
x = gFootpathConstructFromPosition.x / 32;
y = gFootpathConstructFromPosition.y / 32;
if (x >= 256 || y >= 256)
{
return nullptr;
}
z = (gFootpathConstructFromPosition.z >> 3) & 0xFF;
zLow = z - 2;
tileElement = map_get_first_element_at(x, y);
do
{
if (tileElement->GetType() == TILE_ELEMENT_TYPE_PATH)
{
if (tileElement->base_height == z)
{
if (tileElement->AsPath()->IsSloped())
{
if (direction_reverse(tileElement->AsPath()->GetSlopeDirection()) != gFootpathConstructDirection)
{
continue;
}
}
return tileElement;
}
else if (tileElement->base_height == zLow)
{
if (!tileElement->AsPath()->IsSloped())
{
if ((tileElement->AsPath()->GetSlopeDirection()) == gFootpathConstructDirection)
{
continue;
}
}
return tileElement;
}
}
} while (!(tileElement++)->IsLastForTile());
return nullptr;
}
/**
*
* rct2: 0x006A7863
*/
static void window_footpath_remove()
{
TileElement* tileElement;
_window_footpath_cost = MONEY32_UNDEFINED;
footpath_provisional_update();
tileElement = footpath_get_tile_element_to_remove();
if (tileElement != nullptr)
{
footpath_remove_tile_element(tileElement);
}
window_footpath_set_enabled_and_pressed_widgets();
}
/**
*
* rct2: 0x006A855C
*/
static void window_footpath_set_enabled_and_pressed_widgets()
{
rct_window* w = window_find_by_class(WC_FOOTPATH);
if (w == nullptr)
{
return;
}
if (gFootpathConstructionMode == PATH_CONSTRUCTION_MODE_BRIDGE_OR_TUNNEL)
{
map_invalidate_map_selection_tiles();
gMapSelectFlags |= MAP_SELECT_FLAG_ENABLE_CONSTRUCT;
gMapSelectFlags |= MAP_SELECT_FLAG_GREEN;
int32_t direction = gFootpathConstructDirection;
gMapSelectionTiles.clear();
gMapSelectionTiles.push_back({ gFootpathConstructFromPosition.x + CoordsDirectionDelta[direction].x,
gFootpathConstructFromPosition.y + CoordsDirectionDelta[direction].y });
map_invalidate_map_selection_tiles();
}
uint64_t pressedWidgets = w->pressed_widgets
& ~((1LL << WIDX_DIRECTION_NW) | (1LL << WIDX_DIRECTION_NE) | (1LL << WIDX_DIRECTION_SW) | (1LL << WIDX_DIRECTION_SE)
| (1LL << WIDX_SLOPEDOWN) | (1LL << WIDX_LEVEL) | (1LL << WIDX_SLOPEUP));
uint64_t disabledWidgets = 0;
int32_t currentRotation = get_current_rotation();
if (gFootpathConstructionMode >= PATH_CONSTRUCTION_MODE_BRIDGE_OR_TUNNEL)
{
// Set pressed directional widget
int32_t direction = (gFootpathConstructDirection + currentRotation) & 3;
pressedWidgets |= (1LL << (WIDX_DIRECTION_NW + direction));
// Set pressed slope widget
int32_t slope = gFootpathConstructSlope;
if (slope == TILE_ELEMENT_SLOPE_SE_SIDE_UP)
{
pressedWidgets |= (1 << WIDX_SLOPEDOWN);
}
else if (slope == TILE_ELEMENT_SLOPE_FLAT)
{
pressedWidgets |= (1 << WIDX_LEVEL);
}
else
{
pressedWidgets |= (1 << WIDX_SLOPEUP);
}
// Enable / disable directional widgets
direction = gFootpathConstructValidDirections;
if (direction != 255)
{
disabledWidgets |= (1 << WIDX_DIRECTION_NW) | (1 << WIDX_DIRECTION_NE) | (1 << WIDX_DIRECTION_SW)
| (1 << WIDX_DIRECTION_SE);
direction = (direction + currentRotation) & 3;
disabledWidgets &= ~(1 << (WIDX_DIRECTION_NW + direction));
}
}
else
{
// Disable all bridge mode widgets
disabledWidgets |= (1 << WIDX_DIRECTION_GROUP) | (1 << WIDX_DIRECTION_NW) | (1 << WIDX_DIRECTION_NE)
| (1 << WIDX_DIRECTION_SW) | (1 << WIDX_DIRECTION_SE) | (1 << WIDX_SLOPE_GROUP) | (1 << WIDX_SLOPEDOWN)
| (1 << WIDX_LEVEL) | (1 << WIDX_SLOPEUP) | (1 << WIDX_CONSTRUCT) | (1 << WIDX_REMOVE);
}
w->pressed_widgets = pressedWidgets;
w->disabled_widgets = disabledWidgets;
window_invalidate(w);
}
/**
*
* rct2: 0x006A7B20
*/
static void footpath_get_next_path_info(int32_t* type, int32_t* x, int32_t* y, int32_t* z, int32_t* slope)
{
int32_t direction;
direction = gFootpathConstructDirection;
*x = gFootpathConstructFromPosition.x + CoordsDirectionDelta[direction].x;
*y = gFootpathConstructFromPosition.y + CoordsDirectionDelta[direction].y;
*z = gFootpathConstructFromPosition.z / 8;
*type = (gFootpathSelectedType << 7) + (gFootpathSelectedId & 0xFF);
*slope = TILE_ELEMENT_SLOPE_FLAT;
if (gFootpathConstructSlope != 0)
{
*slope = gFootpathConstructDirection | TILE_ELEMENT_SLOPE_S_CORNER_UP;
if (gFootpathConstructSlope != 2)
{
*z -= 2;
*slope ^= TILE_ELEMENT_SLOPE_E_CORNER_UP;
}
}
}
static bool footpath_select_default()
{
// Select first available footpath
int32_t footpathId = -1;
for (int32_t i = 0; i < object_entry_group_counts[OBJECT_TYPE_PATHS]; i++)
{
PathSurfaceEntry* pathEntry = get_path_surface_entry(i);
if (pathEntry != nullptr)
{
footpathId = i;
// Prioritise non-restricted path
if (!(pathEntry->flags & FOOTPATH_ENTRY_FLAG_SHOW_ONLY_IN_SCENARIO_EDITOR))
{
break;
}
}
}
if (footpathId == -1)
{
return false;
}
else
{
gFootpathSelectedId = footpathId;
return true;
}
}
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