einstein/cpp-source/horhints.cpp
2015-11-03 15:56:09 +01:00

208 lines
4.5 KiB
C++

#include "horhints.h"
#include "main.h"
#include "utils.h"
#include "sound.h"
#define HINTS_COLS 3
#define HINTS_ROWS 8
#define TILE_GAP_X 4
#define TILE_GAP_Y 4
#define TILE_X 348
#define TILE_Y 68
#define TILE_WIDTH 48
#define TILE_HEIGHT 48
HorHints::HorHints(IconSet &is, Rules &r): iconSet(is)
{
reset(r);
}
HorHints::HorHints(IconSet &is, Rules &rl, std::istream &stream): iconSet(is)
{
int qty = readInt(stream);
for (int i = 0; i < qty; i++) {
int no = readInt(stream);
numbersArr.push_back(no);
Rule *r = getRule(rl, no);
int excluded = readInt(stream);
if (excluded) {
excludedRules.push_back(r);
rules.push_back(NULL);
} else {
excludedRules.push_back(NULL);
rules.push_back(r);
}
}
showExcluded = readInt(stream);
int x, y;
SDL_GetMouseState(&x, &y);
highlighted = getRuleNo(x, y);
}
void HorHints::reset(Rules &r)
{
rules.clear();
excludedRules.clear();
numbersArr.clear();
int no = 0;
for (Rules::iterator i = r.begin(); i != r.end(); i++) {
Rule *rule = *i;
if (rule->getShowOpts() == Rule::SHOW_HORIZ) {
rules.push_back(rule);
excludedRules.push_back(NULL);
numbersArr.push_back(no);
}
no++;
}
showExcluded = false;
int x, y;
SDL_GetMouseState(&x, &y);
highlighted = getRuleNo(x, y);
}
void HorHints::draw()
{
for (int i = 0; i < HINTS_ROWS; i++)
for (int j = 0; j < HINTS_COLS; j++)
drawCell(j, i, true);
}
void HorHints::drawCell(int col, int row, bool addToUpdate)
{
int x = TILE_X + col * (TILE_WIDTH*3 + TILE_GAP_X);
int y = TILE_Y + row * (TILE_HEIGHT + TILE_GAP_Y);
Rule *r = NULL;
int no = row * HINTS_COLS + col;
if (no < (int)rules.size())
if (showExcluded)
r = excludedRules[no];
else
r = rules[no];
if (r)
r->draw(x, y, iconSet, no == highlighted);
else
for (int i = 0; i < 3; i++)
screen.draw(x + TILE_HEIGHT*i, y, iconSet.getEmptyHintIcon());
if (addToUpdate)
screen.addRegionToUpdate(x, y, TILE_WIDTH*3, TILE_HEIGHT);
}
bool HorHints::onMouseButtonDown(int button, int x, int y)
{
if (button != 3)
return false;
int no = getRuleNo(x, y);
if (no < 0) return false;
int row = no / HINTS_COLS;
int col = no - row * HINTS_COLS;
if (showExcluded) {
Rule *r = excludedRules[no];
if (r) {
sound->play(L"whizz.wav");
rules[no] = r;
excludedRules[no] = NULL;
drawCell(col, row);
}
} else {
Rule *r = rules[no];
if (r) {
sound->play(L"whizz.wav");
rules[no] = NULL;
excludedRules[no] = r;
drawCell(col, row);
}
}
return true;
}
void HorHints::toggleExcluded()
{
showExcluded = !showExcluded;
draw();
}
bool HorHints::onMouseMove(int x, int y)
{
int no = getRuleNo(x, y);
if (no != highlighted) {
int old = highlighted;
highlighted = no;
if (isActive(old)) {
int row = old / HINTS_COLS;
int col = old - row * HINTS_COLS;
drawCell(col, row);
}
if (isActive(no)) {
int row = no / HINTS_COLS;
int col = no - row * HINTS_COLS;
drawCell(col, row);
}
}
return false;
}
int HorHints::getRuleNo(int x, int y)
{
if (! isInRect(x, y, TILE_X, TILE_Y, (TILE_WIDTH*3 + TILE_GAP_X) * HINTS_COLS,
(TILE_HEIGHT + TILE_GAP_Y) * HINTS_ROWS))
return -1;
x = x - TILE_X;
y = y - TILE_Y;
int col = x / (TILE_WIDTH*3 + TILE_GAP_X);
if (col * (TILE_WIDTH*3 + TILE_GAP_X) + TILE_WIDTH*3 < x)
return -1;
int row = y / (TILE_HEIGHT + TILE_GAP_Y);
if (row * (TILE_HEIGHT + TILE_GAP_Y) + TILE_HEIGHT < y)
return -1;
int no = row * HINTS_COLS + col;
if (no >= (int)rules.size())
return -1;
return no;
}
bool HorHints::isActive(int ruleNo)
{
if ((ruleNo < 0) || (ruleNo >= (int)rules.size()))
return false;
Rule *r = showExcluded ? excludedRules[ruleNo] : rules[ruleNo];
return r != NULL;
}
void HorHints::save(std::ostream &stream)
{
int cnt = numbersArr.size();
writeInt(stream, cnt);
for (int i = 0; i < cnt; i++) {
writeInt(stream, numbersArr[i]);
writeInt(stream, rules[i] ? 0 : 1);
}
writeInt(stream, showExcluded ? 1 : 0);
}