scummvm/engines/director/lingo/xlibs/xplayanim.cpp
2024-11-26 00:32:00 +01:00

128 lines
3.6 KiB
C++

/* 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/>.
*
*/
/*************************************
*
* USED IN:
* Iron Helix
*
*************************************/
#include "video/paco_decoder.h"
#include "director/director.h"
#include "director/window.h"
#include "director/lingo/lingo.h"
#include "director/lingo/lingo-object.h"
#include "director/lingo/xlibs/xplayanim.h"
namespace Director {
const char *const XPlayAnim::xlibName = "XPlayAnim";
const XlibFileDesc XPlayAnim::fileNames[] = {
{ "XPlayAnim", nullptr },
{ nullptr, nullptr },
};
static const BuiltinProto builtins[] = {
{ "XPlayAnim", XPlayAnim::b_xplayanim, 3, 3, 300, HBLTIN },
{ nullptr, nullptr, 0, 0, 0, VOIDSYM }
};
void XPlayAnim::open(ObjectType type, const Common::Path &path) {
g_lingo->initBuiltIns(builtins);
}
void XPlayAnim::close(ObjectType type) {
g_lingo->cleanupBuiltIns(builtins);
}
void XPlayAnim::b_xplayanim(int nargs) {
int y = g_lingo->pop().asInt();
int x = g_lingo->pop().asInt();
Common::String filename = g_lingo->pop().asString();
debug(5, "LB::b_xPlayAnim: x: %i y: %i", x, y);
Video::PacoDecoder *video = new Video::PacoDecoder();
bool result = video->loadFile(Common::Path(filename, g_director->_dirSeparator));
if (!result) {
warning("b_xPlayAnim: PACo video not loaded: %s", filename.c_str());
delete video;
return;
}
// save the current palette
byte origPalette[256 * 3];
uint16 origCount = g_director->getPaletteColorCount();
if (origCount > 256) {
warning("b_xPlayAnim: too big palette, %d > 256", origCount);
origCount = 256;
}
memcpy(origPalette, g_director->getPalette(), origCount * 3);
Graphics::Surface const *frame = nullptr;
Common::Event event;
bool keepPlaying = true;
video->start();
while (!video->endOfVideo()) {
if (g_director->pollEvent(event)) {
switch(event.type) {
case Common::EVENT_QUIT:
g_director->processEventQUIT();
// fallthrough
case Common::EVENT_KEYDOWN:
case Common::EVENT_RBUTTONDOWN:
case Common::EVENT_LBUTTONDOWN:
keepPlaying = false;
break;
default:
break;
}
}
if (!keepPlaying)
break;
if (video->needsUpdate()) {
frame = video->decodeNextFrame();
g_system->copyRectToScreen(frame->getPixels(), frame->pitch, x, y, frame->w, frame->h);
}
if (video->hasDirtyPalette()) {
byte *palette = const_cast<byte *>(video->getPalette());
g_director->setPalette(palette, 256);
}
g_system->updateScreen();
g_director->delayMillis(10);
}
if (frame != nullptr)
// Display the last frame after the video is done
g_director->getCurrentWindow()->getSurface()->copyRectToSurface(
frame->getPixels(), frame->pitch, x, y, frame->w, frame->h
);
video->close();
delete video;
// restore the palette
g_director->setPalette(origPalette, origCount);
}
} // End of namespace Director