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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program 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.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "mm/mm1/views/game_view.h"
#include "mm/mm1/maps/maps.h"
#include "mm/mm1/globals.h"
namespace MM {
namespace MM1 {
namespace Views {
static byte ARR1[] = { 8, 6, 4, 2 };
static byte ARR2[] = { 6, 4, 2, 1 };
static byte ARR3[] = { 4, 5, 3, 2 };
static byte ARR4[] = { 4, 9, 6, 2 };
static byte ARR5[] = { 4, 5, 3, 2 };
static byte ARR6[] = { 22, 12, 6, 2 };
static byte ARR7[] = { 0, 8, 18, 24 };
static byte ARR8[] = { 0, 0, 12, 24 };
static byte ARR9[] = { 52, 42, 36, 32 };
static byte ARR10[] = { 52, 42, 36, 32 };
static byte ARR11[] = { 8, 18, 24, 28 };
static byte ARR12[] = { 8, 10, 6, 4 };
static byte ARR13[] = { 44, 24, 12, 4 };
static byte ARR14[] = { 0, 0, 0, 0 };
static byte ARR15[] = { 36, 4, 0, 0 };
static byte ARR16[] = { 36, 14, 6, 0 };
static uint16 ARR17[] = { 0, 1, 2, 3 };
static uint16 ARR18[] = { 4, 5, 6, 7 };
static uint16 ARR19[] = { 8, 9, 10, 11 };
GameView::GameView(UIElement *owner) : Game::ViewBase(owner) {
Common::fill(&_drawFlags[0], &_drawFlags[10], 0);
}
void GameView::draw() {
clearSurface();
if (!_isDark)
drawScene();
if (!_dialogMessage.empty()) {
drawDialogMessage();
_dialogMessage.clear();
} else if (_isDark) {
writeString(9, 7, STRING["view.darkness"]);
}
if (!_descriptionLine.empty())
drawDescriptionLine();
}
void GameView::drawScene() {
Maps::Maps &maps = g_globals->_maps;
Maps::Map &map = *maps._currentMap;
byte mapOffset = maps._mapOffset;
Common::fill(&_drawFlags[0], &_drawFlags[10], 0);
// Loop through four regions in front of the party
for (int dist = 0; dist < 4; ++dist,
mapOffset += maps._forwardOffset) {
byte walls = map._walls[mapOffset];
byte wallsLeft = map._walls[mapOffset + maps._leftOffset];
byte wallsRight = map._walls[mapOffset + maps._rightOffset];
// Draw left-hand side
_mask = walls & maps._leftMask;
if (_mask) {
_tileIndex = ARR17[dist];
_srcWidth = ARR3[dist];
_srcPitch = ARR12[dist];
_destLeft = ARR7[dist];
_destTop = ARR1[dist];
_srcLeft = ARR14[dist];
_drawFlags[dist + 1]++;
drawTile();
} else {
_mask = wallsLeft & maps._forwardMask;
if (_mask) {
_tileIndex = ARR19[dist];
_drawFlags[dist + 1]++;
if (_drawFlags[dist]) {
_srcWidth = ARR5[dist];
_srcPitch = ARR13[dist];
_destLeft = ARR7[dist];
_destTop = ARR2[dist];
_srcLeft = ARR16[dist];
} else {
_srcWidth = ARR4[dist];
_srcPitch = ARR13[dist];
_destLeft = ARR8[dist];
_destTop = ARR2[dist];
_srcLeft = ARR15[dist];
}
drawTile();
}
}
// Draw right-hand side
_mask = walls & maps._rightMask;
if (_mask) {
_tileIndex = ARR18[dist];
_srcWidth = ARR3[dist];
_srcPitch = ARR12[dist];
_destLeft = ARR9[dist];
_destTop = ARR1[dist];
_srcLeft = ARR14[dist];
_drawFlags[dist + 6]++;
drawTile();
} else {
_mask = wallsRight & maps._forwardMask;
if (_mask) {
_tileIndex = ARR19[dist];
_drawFlags[6 + dist]++;
if (_drawFlags[5 + dist]) {
_srcWidth = ARR5[dist];
_srcPitch = ARR13[dist];
_destLeft = ARR10[dist];
_destTop = ARR2[dist];
_srcLeft = ARR14[dist];
} else {
_srcWidth = ARR4[dist];
_srcPitch = ARR13[dist];
_destLeft = ARR10[dist];
_destTop = ARR2[dist];
_srcLeft = ARR14[dist];
}
drawTile();
}
}
// Handle drawing any wall directly in front
_mask = walls & maps._forwardMask;
if (_mask) {
_tileIndex = ARR19[dist];
_srcWidth = ARR6[dist];
_srcPitch = ARR13[dist];
_destLeft = ARR11[dist];
_destTop = ARR2[dist];
_srcLeft = ARR14[dist];
drawTile();
break;
}
}
}
void GameView::drawTile() {
Maps::Maps &maps = g_globals->_maps;
// Determine graphics section to use
int section = 0;
if ((_mask & 0x55) != _mask) {
++section;
if ((_mask & 0xaa) != _mask)
++section;
}
Graphics::ManagedSurface surf = getSurface();
const Common::Array<Graphics::ManagedSurface> &tiles =
maps._tiles[section];
const Graphics::ManagedSurface &tile = tiles[_tileIndex];
Common::Rect r(_srcLeft * 4, 0, _srcLeft * 4 + _srcWidth * 8, tile.h);
Common::Point pos(_destLeft * 4, (8 - _destTop) * 8);
pos.x -= _bounds.left;
pos.y -= _bounds.top;
if (_bounds.top != 0)
pos.y += 12;
surf.blitFrom(tile, r, pos);
}
void GameView::drawDialogMessage() {
writeString(9, 6, " ");
writeString(9, 7, _dialogMessage);
writeString(9, 8, " ");
}
void GameView::drawDescriptionLine() {
writeString(10, 15, _descriptionLine);
_descriptionLine.clear();
}
} // namespace Views
} // namespace MM1
} // namespace MM
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