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/*
* Copyright 2010 OpenXcom Developers.
*
* This file is part of OpenXcom.
*
* OpenXcom 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, either version 3 of the License, or
* (at your option) any later version.
*
* OpenXcom 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 OpenXcom. If not, see <http://www.gnu.org/licenses/>.
*/
#include "BaseView.h"
#include <sstream>
#include <cmath>
#include "../Engine/SurfaceSet.h"
#include "../Engine/Action.h"
#include "../Savegame/Base.h"
#include "../Savegame/BaseFacility.h"
#include "../Ruleset/RuleBaseFacility.h"
#include "../Savegame/Craft.h"
#include "../Ruleset/RuleCraft.h"
#include "../Interface/Text.h"
#include "../Engine/Palette.h"
#include "../Engine/Timer.h"
namespace OpenXcom
{
#define GRID_SIZE 32
/**
* Sets up a base view with the specified size and position.
* @param width Width in pixels.
* @param height Height in pixels.
* @param x X position in pixels.
* @param y Y position in pixels.
*/
BaseView::BaseView(int width, int height, int x, int y) : InteractiveSurface(width, height, x, y), _base(0), _texture(0), _selFacility(0), _big(0), _small(0), _gridX(0), _gridY(0), _selSize(0), _selector(0), _blink(true)
{
_validButton = SDL_BUTTON_LEFT;
for (int x = 0; x < BASE_SIZE; x++)
for (int y = 0; y < BASE_SIZE; y++)
_facilities[x][y] = 0;
_timer = new Timer(100);
_timer->onTimer((SurfaceHandler)&BaseView::blink);
_timer->start();
}
/**
* Deletes contents.
*/
BaseView::~BaseView()
{
delete _selector;
delete _timer;
}
/**
* Changes the various fonts for the text to use.
* The different fonts need to be passed in advance since the
* text size can change mid-text.
* @param big Pointer to large-size font.
* @param small Pointer to small-size font.
*/
void BaseView::setFonts(Font *big, Font *small)
{
_big = big;
_small = small;
}
/**
* Changes the current base to display and
* initalizes the internal base grid.
* @param base Pointer to base to display.
*/
void BaseView::setBase(Base *base)
{
_base = base;
_selFacility = 0;
// Clear grid
for (int x = 0; x < BASE_SIZE; x++)
for (int y = 0; y < BASE_SIZE; y++)
_facilities[x][y] = 0;
// Fill grid with base facilities
for (std::vector<BaseFacility*>::iterator i = _base->getFacilities()->begin(); i != _base->getFacilities()->end(); i++)
{
for (int y = (*i)->getY(); y < (*i)->getY() + (*i)->getRules()->getSize(); y++)
{
for (int x = (*i)->getX(); x < (*i)->getX() + (*i)->getRules()->getSize(); x++)
{
_facilities[x][y] = *i;
}
}
}
draw();
}
/**
* Changes the texture to use for drawing
* the various base elements.
* @param texture Pointer to SurfaceSet to use.
*/
void BaseView::setTexture(SurfaceSet *texture)
{
_texture = texture;
}
/**
* Returns the facility the mouse is currently over.
* @return Pointer to base facility (0 if none).
*/
BaseFacility *BaseView::getSelectedFacility() const
{
return _selFacility;
}
/**
* Returns the X position of the grid square
* the mouse is currently over.
* @return X position on the grid.
*/
int BaseView::getGridX() const
{
return _gridX;
}
/**
* Returns the Y position of the grid square
* the mouse is currently over.
* @return Y position on the grid.
*/
int BaseView::getGridY() const
{
return _gridY;
}
/**
* If enabled, the base view will respond to player input,
* highlighting the selected facility.
* @param size Facility length (0 disables it).
*/
void BaseView::setSelectable(int size)
{
_selSize = size;
if (_selSize > 0)
{
_selector = new Surface(size * GRID_SIZE, size * GRID_SIZE, _x, _y);
_selector->setPalette(getPalette());
SDL_Rect r;
r.w = _selector->getWidth();
r.h = _selector->getHeight();
r.x = 0;
r.y = 0;
_selector->drawRect(&r, Palette::blockOffset(1));
r.w -= 2;
r.h -= 2;
r.x++;
r.y++;
_selector->drawRect(&r, 0);
_selector->setVisible(false);
}
else
{
delete _selector;
}
}
/**
* Returns if a certain facility can be successfully
* placed on the currently selected square.
* @param rule Facility type.
* @return True if placeable, False otherwise.
*/
bool BaseView::isPlaceable(RuleBaseFacility *rule) const
{
// Check if square isn't occupied
for (int y = _gridY; y < _gridY + rule->getSize(); y++)
{
for (int x = _gridX; x < _gridX + rule->getSize(); x++)
{
if (x < 0 || x >= BASE_SIZE || y < 0 || y >= BASE_SIZE)
{
return false;
}
if (_facilities[x][y] != 0)
{
return false;
}
}
}
// Check for another facility to connect to
for (int i = 0; i < rule->getSize(); i++)
{
if ((_gridX > 0 && _facilities[_gridX - 1][_gridY + i] != 0 && _facilities[_gridX - 1][_gridY + i]->getBuildTime() == 0) ||
(_gridY > 0 && _facilities[_gridX + i][_gridY - 1] != 0 && _facilities[_gridX + i][_gridY - 1]->getBuildTime() == 0) ||
(_gridX + rule->getSize() < BASE_SIZE && _facilities[_gridX + rule->getSize()][_gridY + i] != 0 && _facilities[_gridX + rule->getSize()][_gridY + i]->getBuildTime() == 0) ||
(_gridY + rule->getSize() < BASE_SIZE && _facilities[_gridX + i][_gridY + rule->getSize()] != 0 && _facilities[_gridX + i][_gridY + rule->getSize()]->getBuildTime() == 0))
{
return true;
}
}
return false;
}
/**
* Counts all the occupied squares connected to a certain position in the
* grid inclusive, but ignoring facilities under construction.
* Mostly used to ensure a base stays connected to the Access Lift.
* -1 = Unoccupied, 0 = Occupied, 1 = Connected.
* @param x X position in grid.
* @param y Y position in grid.
* @param grid Pointer to connection grid (Null to create one from scratch).
* @param remove Facility to ignore (in case of facility dismantling).
* @return Number of squares connected to the starting position.
*/
int BaseView::countConnected(int x, int y, int **grid, BaseFacility *remove) const
{
bool newgrid = (grid == 0);
// Create connection grid
if (newgrid)
{
grid = new int*[BASE_SIZE];
for (int xx = 0; xx < BASE_SIZE; xx++)
{
grid[xx] = new int[BASE_SIZE];
for (int yy = 0; yy < BASE_SIZE; yy++)
{
if (_facilities[xx][yy] == 0 || _facilities[xx][yy] == remove)
{
grid[xx][yy] = -1;
}
else
{
grid[xx][yy] = 0;
}
}
}
}
if (x < 0 || x >= BASE_SIZE || y < 0 || y >= BASE_SIZE || grid[x][y] != 0)
{
return 0;
}
// Add connected facilities to grid
int total = 1;
grid[x][y]++;
// Check for facilities under construction bigger than a square
if (_facilities[x][y]->getBuildTime() > 0)
{
if (x > 0 && _facilities[x - 1][y] == _facilities[x][y])
{
total += countConnected(x - 1, y, grid, remove);
}
if (y > 0 && _facilities[x][y - 1] == _facilities[x][y])
{
total += countConnected(x, y - 1, grid, remove);
}
if (x < BASE_SIZE - 1 && _facilities[x + 1][y] == _facilities[x][y])
{
total += countConnected(x + 1, y, grid, remove);
}
if (y < BASE_SIZE - 1 && _facilities[x][y + 1] == _facilities[x][y])
{
total += countConnected(x, y + 1, grid, remove);
}
return total;
}
total += countConnected(x - 1, y, grid, remove);
total += countConnected(x, y - 1, grid, remove);
total += countConnected(x + 1, y, grid, remove);
total += countConnected(x, y + 1, grid, remove);
// Delete connection grid
if (newgrid)
{
for (int xx = 0; xx < BASE_SIZE; xx++)
{
delete[] grid[xx];
}
delete[] grid;
}
return total;
}
/**
* Keeps the animation timers running.
*/
void BaseView::think()
{
_timer->think(0, this);
}
/**
* Makes the facility selector blink.
*/
void BaseView::blink()
{
_blink = !_blink;
if (_selSize > 0)
{
SDL_Rect r;
if (_blink)
{
r.w = _selector->getWidth();
r.h = _selector->getHeight();
r.x = 0;
r.y = 0;
_selector->drawRect(&r, Palette::blockOffset(1));
r.w -= 2;
r.h -= 2;
r.x++;
r.y++;
_selector->drawRect(&r, 0);
}
else
{
r.w = _selector->getWidth();
r.h = _selector->getHeight();
r.x = 0;
r.y = 0;
_selector->drawRect(&r, 0);
}
}
}
/**
* Draws the view of all the facilities in the base, connectors
* between them and crafts landed in hangars.
*/
void BaseView::draw()
{
// Draw grid squares
for (int x = 0; x < 8; x++)
{
for (int y = 0; y < 8; y++)
{
Surface *frame = _texture->getFrame(0);
frame->setX(x * GRID_SIZE);
frame->setY(y * GRID_SIZE);
frame->blit(this);
}
}
std::vector<Craft*>::iterator craft = _base->getCrafts()->begin();
for (std::vector<BaseFacility*>::iterator i = _base->getFacilities()->begin(); i != _base->getFacilities()->end(); i++)
{
// Draw facility shape
int num = 0;
for (int y = (*i)->getY(); y < (*i)->getY() + (*i)->getRules()->getSize(); y++)
{
for (int x = (*i)->getX(); x < (*i)->getX() + (*i)->getRules()->getSize(); x++)
{
Surface *frame;
if ((*i)->getBuildTime() == 0)
frame = _texture->getFrame((*i)->getRules()->getSpriteShape() + num);
else
frame = _texture->getFrame((*i)->getRules()->getSpriteShape() + num + 2 + (*i)->getRules()->getSize());
frame->setX(x * GRID_SIZE);
frame->setY(y * GRID_SIZE);
frame->blit(this);
num++;
}
}
}
for (std::vector<BaseFacility*>::iterator i = _base->getFacilities()->begin(); i != _base->getFacilities()->end(); i++)
{
// Draw connectors
if ((*i)->getBuildTime() == 0)
{
// Facilities to the right
int x = (*i)->getX() + (*i)->getRules()->getSize();
if (x < BASE_SIZE)
{
for (int y = (*i)->getY(); y < (*i)->getY() + (*i)->getRules()->getSize(); y++)
{
if (_facilities[x][y] != 0 && _facilities[x][y]->getBuildTime() == 0)
{
Surface *frame = _texture->getFrame(7);
frame->setX(x * GRID_SIZE - GRID_SIZE / 2);
frame->setY(y * GRID_SIZE);
frame->blit(this);
}
}
}
// Facilities to the bottom
int y = (*i)->getY() + (*i)->getRules()->getSize();
if (y < BASE_SIZE)
{
for (int x = (*i)->getX(); x < (*i)->getX() + (*i)->getRules()->getSize(); x++)
{
if (_facilities[x][y] != 0 && _facilities[x][y]->getBuildTime() == 0)
{
Surface *frame = _texture->getFrame(8);
frame->setX(x * GRID_SIZE);
frame->setY(y * GRID_SIZE - GRID_SIZE / 2);
frame->blit(this);
}
}
}
}
}
for (std::vector<BaseFacility*>::iterator i = _base->getFacilities()->begin(); i != _base->getFacilities()->end(); i++)
{
// Draw facility graphic
int num = 0;
for (int y = (*i)->getY(); y < (*i)->getY() + (*i)->getRules()->getSize(); y++)
{
for (int x = (*i)->getX(); x < (*i)->getX() + (*i)->getRules()->getSize(); x++)
{
if ((*i)->getRules()->getSize() == 1)
{
Surface *frame = _texture->getFrame((*i)->getRules()->getSpriteFacility() + num);
frame->setX(x * GRID_SIZE);
frame->setY(y * GRID_SIZE);
frame->blit(this);
}
num++;
}
}
// Draw crafts
if ((*i)->getBuildTime() == 0 && (*i)->getRules()->getCrafts() > 0 && craft != _base->getCrafts()->end())
{
Surface *frame = _texture->getFrame((*craft)->getRules()->getSprite() + 33);
frame->setX((*i)->getX() * GRID_SIZE + ((*i)->getRules()->getSize() - 1) * GRID_SIZE / 2);
frame->setY((*i)->getY() * GRID_SIZE + ((*i)->getRules()->getSize() - 1) * GRID_SIZE / 2);
frame->blit(this);
craft++;
}
// Draw time remaining
if ((*i)->getBuildTime() > 0)
{
Text *text = new Text(GRID_SIZE * (*i)->getRules()->getSize(), 16, 0, 0);
text->setPalette(getPalette());
text->setFonts(_big, _small);
text->setX((*i)->getX() * GRID_SIZE);
text->setY((*i)->getY() * GRID_SIZE + (GRID_SIZE * (*i)->getRules()->getSize() - 16) / 2);
text->setBig();
std::wstringstream ss;
ss << (*i)->getBuildTime();
text->setAlign(ALIGN_CENTER);
text->setColor(Palette::blockOffset(13)+5);
text->setText(ss.str());
text->blit(this);
delete text;
}
}
}
/**
* Blits the base view and selector.
* @param surface Pointer to surface to blit onto.
*/
void BaseView::blit(Surface *surface)
{
Surface::blit(surface);
if (_selector != 0)
{
_selector->blit(surface);
}
}
/**
* Selects the facility the mouse is over.
* @param action Pointer to an action.
* @param state State that the action handlers belong to.
*/
void BaseView::mouseOver(Action *action, State *state)
{
double x = action->getDetails()->button.x - _x * action->getXScale(), y = action->getDetails()->button.y - _y * action->getYScale();
_gridX = (int)floor(x / (GRID_SIZE * action->getXScale()));
_gridY = (int)floor(y / (GRID_SIZE * action->getYScale()));
if (_gridX >= 0 && _gridX < BASE_SIZE && _gridY >= 0 && _gridY < BASE_SIZE)
{
_selFacility = _facilities[_gridX][_gridY];
if (_selSize > 0)
{
if (_gridX + _selSize - 1 < BASE_SIZE && _gridY + _selSize - 1 < BASE_SIZE)
{
_selector->setX(_x + _gridX * GRID_SIZE);
_selector->setY(_y + _gridY * GRID_SIZE);
_selector->setVisible(true);
}
else
{
_selector->setVisible(false);
}
}
}
else
{
_selFacility = 0;
if (_selSize > 0)
{
_selector->setVisible(false);
}
}
InteractiveSurface::mouseOver(action, state);
}
/**
* Deselects the facility.
* @param action Pointer to an action.
* @param state State that the action handlers belong to.
*/
void BaseView::mouseOut(Action *action, State *state)
{
_selFacility = 0;
if (_selSize > 0)
{
_selector->setVisible(false);
}
InteractiveSurface::mouseOut(action, state);
}
}