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/*
* Sudoku: A plugin for the Video Disk Recorder
*
* See the README file for copyright information and how to reach the author.
*
* $Id: menu.cpp 27 2006-04-25 00:08:15Z tom $
*/
#include "menu.h"
#include "puzzle.h"
#include "setup.h"
#include "bitmap.h"
#include "i18n.h"
#include <vdr/config.h>
#include <vdr/osdbase.h>
#include <vdr/osd.h>
#include <vdr/font.h>
using namespace SudokuPlugin;
using namespace Sudoku;
// Definitions for grid structure
#define CELL_SIZE 42
#define CELL_POS(i) ((i) * (CELL_SIZE + 2) + (i)/RDIM * 3 + 5)
#define GRID_SIZE (DIM * (CELL_SIZE + 2) + DIM/RDIM * 3 + 5)
// Definitions for grid colors
#define TRANS(c,t) tColor(((c) & 0x00FFFFFF) | (0xFF * (100-(t))/100)<<24)
#define GRID_COLOR clrWhite
#define CURSUR_COLOR clrBlue
#define NUMBER_FG clrWhite
#define NUMBER_BG clrBlack
#define ERROR_FG clrWhite
#define ERROR_BG clrRed
#define AMBIG_FG clrWhite
#define AMBIG_BG clrMagenta
#define MARKED_FG clrWhite
#define MARKED_BG clrGreen
#define GIVEN_FG clrBlack
#define GIVEN_BG clrCyan
//--- class SudokuPlugin::Menu -------------------------------------------------
/** Constructor */
Menu::Menu(const SetupData& setup, Puzzle& puzzle, Pos& curr) :
cOsdObject(true), setup(setup), puzzle(puzzle), curr(curr)
{
xPos = (720 - GRID_SIZE) / 2;
yPos = (576 - GRID_SIZE) / 2;
osd = NULL;
info = NULL;
infoText = NULL;
new_puzzle_request = false;
}
/** Destructor */
Menu::~Menu()
{
delete info;
delete osd;
}
/** Display the menu on the OSD. */
void Menu::Show()
{
int x1 = xPos, y1 = yPos;
int x2 = xPos + GRID_SIZE - 1, y2 = yPos + GRID_SIZE -1;
osd = cOsdProvider::NewOsd(0, 0);
if (osd)
{
tArea areas[] = { x1, y1, x2, y2, 4 };
osd->SetAreas(areas, 1);
paint();
}
}
/** Process user events. */
eOSState Menu::ProcessKey(eKeys key)
{
eOSState state = cOsdObject::ProcessKey(key);
if (state == osUnknown)
{
if (key == kBack)
return osEnd;
if (new_puzzle_request)
{
if (key == kOk)
{
new_puzzle_request = false;
puzzle.generate(setup.givens_count, setup.symmetric);
}
}
else
{
switch (key)
{
case kLeft:
case kLeft|k_Repeat:
curr = curr.prev_col();
break;
case kRight:
case kRight|k_Repeat:
curr = curr.next_col();
break;
case kUp:
case kUp|k_Repeat:
curr = curr.prev_row();
break;
case kDown:
case kDown|k_Repeat:
curr = curr.next_row();
break;
case k0:
case k1:
case k2:
case k3:
case k4:
case k5:
case k6:
case k7:
case k8:
case k9:
puzzle.set(curr, key - k0);
break;
case kRed:
puzzle.set(curr, puzzle.next_number(curr));
break;
case kGreen:
puzzle.toggle_mark(curr);
break;
case kYellow:
if (puzzle.next_free(curr) <= Pos::last())
curr = puzzle.next_free(curr);
break;
case kBlue:
if (puzzle.untouched())
puzzle.generate(setup.givens_count, setup.symmetric);
else
puzzle.reset(setup.clear_marks);
break;
default:
return osContinue;
}
}
if (puzzle.solved())
{
new_puzzle_request = true;
infoText = tr("Congratulations!\nPress OK to start a new puzzle");
}
paint();
state = osContinue;
}
return state;
}
/** Paint all pieces of the menu. */
void Menu::paint()
{
int trans = setup.transparency;
tColor fg, bg = TRANS(GRID_COLOR, trans);
int x1 = xPos, y1 = yPos;
int x2 = xPos + GRID_SIZE - 1, y2 = yPos + GRID_SIZE -1;
// Save and restore palette to reduce flickering.
cPalette savePalette(*osd->GetBitmap(0));
osd->DrawRectangle(x1, y1, x2, y2, bg);
osd->SetPalette(savePalette, 0);
// Paint all cells.
for (Pos p = Pos::first(); p <= Pos::last(); p = p.next())
{
fg = NUMBER_FG, bg = NUMBER_BG;
if (puzzle.given(p))
fg = GIVEN_FG, bg = GIVEN_BG;
else if (puzzle.marked(p))
fg = MARKED_FG, bg = MARKED_BG;
else if (setup.mark_errors && puzzle.error(p))
fg = ERROR_FG, bg = ERROR_BG;
else if (setup.mark_ambiguous && puzzle.ambiguous(p))
fg = AMBIG_FG, bg = AMBIG_BG;
fg = TRANS(fg, trans);
bg = TRANS(bg, trans);
// Paint the background of the cell.
x1 = xPos + CELL_POS(p.col()), y1 = yPos + CELL_POS(p.row());
x2 = x1 + CELL_SIZE - 1, y2 = y1 + CELL_SIZE - 1;
osd->DrawRectangle(x1, y1, x2, y2, bg);
// Paint the content of the cell.
if (puzzle.get(p) != 0)
{
char txt[2] = { '0' + puzzle.get(p), 0 };
const cFont* font = cFont::GetFont(fontFix);
osd->DrawText(x1, y1, txt, fg, bg, font, CELL_SIZE, CELL_SIZE, taCenter);
}
}
// Paint the cursor.
bg = TRANS(CURSUR_COLOR, trans);
x1 = xPos + CELL_POS(curr.col()), y1 = yPos + CELL_POS(curr.row());
x2 = x1 + CELL_SIZE - 1, y2 = y1 + CELL_SIZE - 1;
osd->DrawRectangle(x1 - 5, y1 - 5, x2, y1, bg);
osd->DrawRectangle(x1 - 5, y1, x1, y2 + 5, bg);
osd->DrawRectangle(x1, y2, x2 + 5, y2 + 5, bg);
osd->DrawRectangle(x2, y1 - 5, x2 + 5, y2, bg);
// Paint info window.
if (infoText)
{
if (!info)
info = new Bitmap(GRID_SIZE - 20, 60);
info->text(infoText);
osd->DrawBitmap(xPos + 10, yPos + 10, *info);
infoText = NULL;
}
osd->Flush();
}
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