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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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "titanic/support/mouse_cursor.h"
#include "titanic/support/screen_manager.h"
#include "titanic/support/transparency_surface.h"
#include "titanic/support/video_surface.h"
#include "titanic/events.h"
#include "titanic/input_handler.h"
#include "titanic/messages/mouse_messages.h"
#include "titanic/titanic.h"
#include "graphics/cursorman.h"
#include "graphics/screen.h"
namespace Titanic {
#define CURSOR_SIZE 64
static const int CURSOR_DATA[NUM_CURSORS][4] = {
{ 1, 136, 19, 18 },
{ 2, 139, 1, 1 },
{ 3, 140, 32, 1 },
{ 4, 137, 13, 0 },
{ 5, 145, 13, 0 },
{ 6, 144, 13, 22 },
{ 7, 137, 14, 0 },
{ 8, 148, 22, 40 },
{ 9, 136, 19, 18 },
{ 10, 143, 11, 11 },
{ 11, 146, 11, 11 },
{ 12, 136, 19, 18 },
{ 13, 136, 19, 25 },
{ 14, 136, 13, 22 },
{ 15, 138, 20, 28 }
};
CMouseCursor::CursorEntry::~CursorEntry() {
delete _surface;
}
CMouseCursor::CMouseCursor(CScreenManager *screenManager) :
_screenManager(screenManager), _cursorId(CURSOR_HOURGLASS), _hideCounter(0),
_busyCount(0), _cursorSuppressed(false), _setCursorCount(0), _inputEnabled(true), _fieldE8(0) {
loadCursorImages();
setCursor(CURSOR_ARROW);
CursorMan.showMouse(true);
}
CMouseCursor::~CMouseCursor() {
}
void CMouseCursor::loadCursorImages() {
const CResourceKey key("ycursors.avi");
// Iterate through getting each cursor
for (int idx = 0; idx < NUM_CURSORS; ++idx) {
assert(CURSOR_DATA[idx][0] == (idx + 1));
_cursors[idx]._centroid = Common::Point(CURSOR_DATA[idx][2],
CURSOR_DATA[idx][3]);
// Create the surface
CVideoSurface *surface = _screenManager->createSurface(CURSOR_SIZE, CURSOR_SIZE);
// Open the cursors video and move to the given frame
OSMovie *movie = new OSMovie(key, surface);
movie->setFrame(idx);
Graphics::ManagedSurface *transSurface = movie->duplicateTransparency();
// Create a managed surface to hold the RGBA version of the cursor
Graphics::PixelFormat rgbaFormat(4, 8, 8, 8, 8, 24, 16, 8, 0);
_cursors[idx]._surface = new Graphics::ManagedSurface(CURSOR_SIZE, CURSOR_SIZE, rgbaFormat);
// Copy the cursor from the movie's video surface
surface->lock();
_cursors[idx]._surface->blitFrom(*surface->getRawSurface());
surface->unlock();
// We need to separately merge in the transparency surface
for (int y = 0; y < CURSOR_SIZE; ++y) {
const byte *srcP = (const byte *)transSurface->getBasePtr(0, y);
uint32 *destP = (uint32 *)_cursors[idx]._surface->getBasePtr(0, y);
for (int x = 0; x < CURSOR_SIZE; ++x, ++srcP, ++destP)
*destP = (*destP & ~0xff) | *srcP;
}
delete movie;
delete transSurface;
delete surface;
}
}
void CMouseCursor::incBusyCount() {
if (_busyCount == 0)
setCursor(CURSOR_HOURGLASS);
++_busyCount;
}
void CMouseCursor::decBusyCount() {
assert(_busyCount > 0);
if (--_busyCount == 0)
setCursor(CURSOR_ARROW);
}
void CMouseCursor::incHideCounter() {
if (_hideCounter++ == 0)
CursorMan.showMouse(false);
}
void CMouseCursor::decHideCounter() {
--_hideCounter;
assert(_hideCounter >= 0);
if (_hideCounter == 0)
CursorMan.showMouse(true);
}
void CMouseCursor::suppressCursor() {
_cursorSuppressed = true;
CursorMan.showMouse(false);
}
void CMouseCursor::unsuppressCursor() {
_cursorSuppressed = false;
if (_hideCounter == 0)
CursorMan.showMouse(true);
}
void CMouseCursor::setCursor(CursorId cursorId) {
++_setCursorCount;
if (cursorId != _cursorId && _busyCount == 0) {
const CursorEntry &ce = _cursors[cursorId - 1];
_cursorId = cursorId;
// Set the cursor
CursorMan.replaceCursor(ce._surface->getPixels(), CURSOR_SIZE, CURSOR_SIZE,
ce._centroid.x, ce._centroid.y, 0, false, &ce._surface->format);
}
}
void CMouseCursor::update() {
if (!_inputEnabled && _moveStartTime) {
uint32 time = CLIP(g_system->getMillis(), _moveStartTime, _moveEndTime);
Common::Point pt(
_moveStartPos.x + (_moveDestPos.x - _moveStartPos.x) *
(int)(time - _moveStartTime) / (int)(_moveEndTime - _moveStartTime),
_moveStartPos.y + (_moveDestPos.y - _moveStartPos.y) *
(int)(time - _moveStartTime) / (int)(_moveEndTime - _moveStartTime)
);
if (pt != g_vm->_events->getMousePos()) {
g_vm->_events->setMousePos(pt);
CInputHandler &inputHandler = *CScreenManager::_screenManagerPtr->_inputHandler;
CMouseMoveMsg msg(pt, 0);
inputHandler.handleMessage(msg, false);
}
if (time == _moveEndTime)
_moveStartTime = _moveEndTime = 0;
}
}
void CMouseCursor::disableControl() {
_inputEnabled = false;
CScreenManager::_screenManagerPtr->_inputHandler->incLockCount();
}
void CMouseCursor::enableControl() {
_inputEnabled = true;
_fieldE8 = 0;
CScreenManager::_screenManagerPtr->_inputHandler->decLockCount();
}
void CMouseCursor::setPosition(const Point &pt, double duration) {
_moveStartPos = g_vm->_events->getMousePos();
_moveDestPos = pt;
_moveStartTime = g_system->getMillis();
_moveEndTime = _moveStartTime + (int)duration;
update();
}
} // End of namespace Titanic
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