void HelpTask::makeCurrent()
{
if(!background_saved)
saveBackground();
Task::makeCurrent();
}
void AnimatedImage::startAnimation(const CPoint &p) {
if(!isLoaded()) {
throwException(_T("No images loaded"));
}
hide();
saveBackground(p);
m_animator.startAnimation(this, p);
}
void MenuTask::makeCurrent()
{
menu_open = true;
menu_width_visible = 0;
menu_selected_item = SAVE_WORLD;
if(!background_saved)
saveBackground();
Task::makeCurrent();
}
void AnimatedImage::paintFrames(const CPoint &p, UINT last) {
if(!isLoaded() || isPlaying()) {
return;
}
if(last >= (UINT)m_frameTable.size()) {
last = (int)m_frameTable.size()-1;
}
if(hasSavedBackground() && (m_background->getSize() != m_size)) {
hide();
}
if(!hasSavedBackground()) {
saveBackground(p);
}
if(m_lastPaintedFrame != NULL) {
m_lastPaintedFrame->dispose();
}
for(UINT i = 0; i <= last; i++) {
const GifFrame &frame = m_frameTable[i];
frame.paint();
if(i < last) {
frame.dispose();
}
}
}
void AnimatedImage::paintAllFrames(const CRect &r) {
if(!isLoaded()) {
return;
}
hide();
const CSize rSize = r.Size();
const CSize prSize = getSize();
const int n = getFrameCount();
int availableArea = getArea(rSize);
double scaleFactor;
CSize newSize;
int fpl;
UINT maxArea = 0;
// m_comment = format("imageCount:%2d rSize:(%3d,%3d)\r\n", n, rSize.cx, rSize.cy);
for(int framesPerLine = n; framesPerLine >= 1; framesPerLine--) {
const int lineCount = (n-1) / framesPerLine + 1;
const int lastFrameCount = n%framesPerLine;
const int fullLines = lineCount - (lastFrameCount?1:0);
assert((fullLines >= 1) && (lastFrameCount >= 0) && (fullLines * framesPerLine + lastFrameCount == n));
const double sfx = min(1.0, (double)(rSize.cx-1) / ((prSize.cx+1) * framesPerLine));
double sfy = min(1.0, (double)(rSize.cy-1) / ((prSize.cy+1) * lineCount ));
double sf = min(sfx, sfy);
const CSize psz = CSize(floor(sf * prSize.cx) + 1, floor(sf * prSize.cy) + 1);
const UINT area = getArea(psz);;
const CSize dstSz(framesPerLine * psz.cx-1, lineCount * psz.cy-1);
/*
const CSize rightWaste( rSize.cx - dstSz.cx , fullLines * psz.cy );
const CSize bottomWaste(rSize.cx , rSize.cy - dstSz.cy );
const int totalWaste = getArea(rightWaste) + getArea(bottomWaste);
*/
if((dstSz.cx <= rSize.cx) && (dstSz.cy <= rSize.cy) && (area > maxArea)) {
maxArea = area;
newSize = psz;
scaleFactor = sf;
fpl = framesPerLine;
}
/*
m_comment += format("f/l %2d r:%3d,%3d) a %6s, waste %8s (fx,fy,f):(%.3lf,%.3lf,%.6lf) sz:(%3d,%3d)\r\n"
, framesPerLine
, dstSz.cx, dstSz.cy
, format1000(area).cstr()
, format1000(totalWaste).cstr()
, sfx,sfy,sf
, psz.cx,psz.cy
);
*/
}
CPoint p = r.TopLeft();
saveBackground(p, &rSize);
for(int i = 0, lc = 0; i < n; i++) {
const GifFrame &frame = m_frameTable[i];
if(lc == fpl) {
p.x = r.left;
p.y += newSize.cy;
lc = 0;
}
frame.paint();
flushPr(p, m_workPr, scaleFactor);
frame.dispose();
p.x += newSize.cx;
lc++;
}
}