void OSScreenManager::blitFrom(SurfaceNum surfaceNum, const Rect *rect, CVideoSurface *src, int v) {
// Get the dest surface
CVideoSurface *destSurface = _frontRenderSurface;
if (surfaceNum < -1)
return;
if (surfaceNum >= 0 && surfaceNum < (int)_backSurfaces.size())
destSurface = _backSurfaces[surfaceNum]._surface;
if (!destSurface->hasSurface())
return;
if (!rect->isEmpty())
destSurface->blitFrom(Point(rect->left, rect->top), src, rect);
}
int OSScreenManager::writeString(int surfaceNum, const Rect &destRect,
int yOffset, const CString &str, CTextCursor *textCursor) {
CVideoSurface *surface;
Rect bounds;
if (surfaceNum >= 0 && surfaceNum < (int)_backSurfaces.size()) {
surface = _backSurfaces[surfaceNum]._surface;
bounds = _backSurfaces[surfaceNum]._bounds;
} else if (surfaceNum == -1) {
surface = _frontRenderSurface;
bounds = Rect(0, 0, surface->getWidth(), surface->getHeight());
} else {
return -1;
}
return _fonts[_fontNumber].writeString(surface, destRect, bounds,
yOffset, str, textCursor);
}
void OSScreenManager::writeString(int surfaceNum, const Point &destPos,
const Rect &clipRect, const CString &str, int lineWidth) {
CVideoSurface *surface;
Rect bounds;
if (surfaceNum >= 0 && surfaceNum < (int)_backSurfaces.size()) {
surface = _backSurfaces[surfaceNum]._surface;
bounds = _backSurfaces[surfaceNum]._bounds;
} else if (surfaceNum == -1) {
surface = _frontRenderSurface;
bounds = Rect(0, 0, surface->getWidth(), surface->getHeight());
} else {
return;
}
Rect destRect = clipRect;
destRect.constrain(bounds);
_fonts[_fontNumber].writeString(surface, destPos, destRect, str, lineWidth);
}
void OSScreenManager::blitFrom(SurfaceNum surfaceNum, CVideoSurface *src,
const Point *destPos, const Rect *srcRect) {
// Get the dest surface
CVideoSurface *destSurface = _frontRenderSurface;
if (surfaceNum < -1)
return;
if (surfaceNum >= 0 && surfaceNum < (int)_backSurfaces.size())
destSurface = _backSurfaces[surfaceNum]._surface;
if (!destSurface->hasSurface())
return;
Point destPoint = destPos ? *destPos : Point(0, 0);
Rect srcBounds = srcRect ? *srcRect : Rect(0, 0, src->getWidth(), src->getHeight());
Rect *bounds = &srcBounds;
Rect rect2;
Rect surfaceBounds = (surfaceNum == SURFACE_PRIMARY) ? _frontSurfaceBounds :
_backSurfaces[surfaceNum]._bounds;
if (!surfaceBounds.isEmpty()) {
// Perform clipping to the bounds of the back surface
rect2 = srcBounds;
rect2.translate(-srcBounds.left, -srcBounds.top);
rect2.translate(destPoint.x, destPoint.y);
rect2.constrain(surfaceBounds);
rect2.translate(-destPoint.x, -destPoint.y);
rect2.translate(srcBounds.left, srcBounds.top);
if (rect2.isEmpty())
return;
destPoint.x += rect2.left - srcBounds.left;
destPoint.y += rect2.top - srcBounds.top;
bounds = &rect2;
}
if (!bounds->isEmpty())
destSurface->blitFrom(destPoint, src, bounds);
}
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);
_cursors[idx]._videoSurface = surface;
// Open the cursors video and move to the given frame
OSMovie movie(key, surface);
movie.setFrame(idx);
Graphics::ManagedSurface *transSurface = movie.duplicateTransparency();
_cursors[idx]._transSurface = transSurface;
surface->setTransparencySurface(transSurface);
}
}
void CMouseCursor::loadCursorImages() {
const CResourceKey key("ycursors.avi");
g_vm->_filesManager->fn4(key.getString());
// 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(64, 64);
_cursors[idx]._videoSurface = surface;
// Open the cursors video and move to the given frame
OSMovie movie(key, surface);
movie.setFrame(idx);
Graphics::ManagedSurface *frameSurface = movie.duplicateFrame();
_cursors[idx]._frameSurface = frameSurface;
surface->setMovieFrameSurface(frameSurface);
}
}
CVideoSurface *OSScreenManager::lockSurface(SurfaceNum surfaceNum) {
CVideoSurface *surface = getSurface(surfaceNum);
surface->lock();
return surface;
}
