void butt_cb(Fl_Widget *butt, void *data)
{
// Deactivate the button
butt->deactivate(); // prevent button from being pressed again
Fl::check(); // give fltk some cpu to gray out button
// Make the progress bar
Fl_Window *w = (Fl_Window*)data; // access parent window
w->begin(); // add progress bar to it..
Fl_Progress *progress = new Fl_Progress(10,50,200,30);
progress->minimum(0); // set progress range to be 0.0 ~ 1.0
progress->maximum(1);
progress->color(0x88888800); // background color
progress->selection_color(0x4444ff00); // progress bar color
progress->labelcolor(FL_WHITE); // percent text color
w->end(); // end adding to window
// Computation loop..
for ( int t=1; t<=500; t++ )
{
progress->value(t/500.0); // update progress bar with 0.0 ~ 1.0 value
char percent[10];
sprintf(percent, "%d%%", int((t/500.0)*100.0));
progress->label(percent); // update progress bar's label
Fl::check(); // give fltk some cpu to update the screen
Sleep(1000); // 'your stuff' that's compute intensive
}
// Cleanup
w->remove(progress); // remove progress bar from window
delete(progress); // deallocate it
butt->activate(); // reactivate button
w->redraw(); // tell window to redraw now that progress removed
}
void sprites::importSpriteSheet(const char*fname){
if(!fname){
if(!load_file_generic("Load image"))
return;
fname=the_file.c_str();
}
if(fname){
Fl_Shared_Image * loaded_image=Fl_Shared_Image::get(fname);
if(!loaded_image){
fl_alert("Error loading image");
return;
}
unsigned depth=loaded_image->d();
if (unlikely(depth != 3 && depth != 4 && depth!=1)){
fl_alert("Please use color depth of 1,3 or 4\nYou Used %d",depth);
loaded_image->release();
return;
}else
printf("Image depth %d\n",depth);
uint32_t w,h;
w=loaded_image->w();
h=loaded_image->h();
bool grayscale;
uint8_t*palMap;
uint8_t*imgptr;
unsigned remap[256];
if(depth==1){
grayscale=handle1byteImg(loaded_image,remap);
if(!grayscale){
palMap=(uint8_t*)loaded_image->data()[1];
imgptr=(uint8_t*)loaded_image->data()[2];
}
}
uint8_t mask[3];
bool useAlpha;
if(getMaskColorImg(loaded_image,grayscale,remap,palMap,mask,useAlpha)){
std::vector<int> rects;//x0,x1,y0,y1
Fl_Window *winP;
Fl_Progress *progress;
mkProgress(&winP,&progress);
time_t lasttime=time(NULL);
progress->maximum(h);
Fl::check();
for(int y=0;y<h;++y){
for(int x=0;x<w;++x){
if(!isMask(x,y,loaded_image,grayscale,useAlpha,mask)){
rects.push_back(x);
while(!isMask(x+1,y,loaded_image,grayscale,useAlpha,mask))
++x;
rects.push_back(x);
rects.push_back(y);
rects.push_back(y);
}
}
if((time(NULL)-lasttime)>=1){
lasttime=time(NULL);
progress->value(h);
Fl::check();
}
}
progress->maximum(rects.size());
progress->value(0);
//Now combine the rectangles
//Start by combining rectangles by that touch with y values
bool canEnd;
int pass=0;
char txtbufstage[1024];
char txtbuf[1024];
do{
canEnd=true;
snprintf(txtbufstage,1024,"Stage 1 pass %d",pass++);
winP->label(txtbufstage);
Fl::check();
for(int i=0;i<rects.size();i+=4){
for(int j=0;j<rects.size();j+=4){
if(i==j)
continue;
//See if rectangles are touching or overlap
//if((inRange(rects[j+2],rects[i+2]-1,rects[i+3]+1)||inRange(rects[i+2],rects[j+2]-1,rects[j+3]+1))&&(!((rects[i+2]==rects[j+2])||(rects[i+3]==rects[j+3])))){//Is rectange j directly above or below i
if((rects[j+3]-rects[i+2])==1){
if((inRange(rects[j],rects[i]-1,rects[i+1]+1)||inRange(rects[i],rects[j]-1,rects[j+1]+1))){
canEnd=false;
//Merge the two squares obtaining maximum size
//Now try and find the combination that results in the largest rectangle
rects[i]=std::min(rects[i],rects[j]);
rects[i+1]=std::max(rects[i+1],rects[j+1]);
rects[i+2]=std::min(rects[i+2],rects[j+2]);
rects[i+3]=std::max(rects[i+3],rects[j+3]);
rects.erase(rects.begin()+j,rects.begin()+j+4);
//Now try to find next in sequence
bool foundit;
do{
foundit=false;
for(int a=0;a<rects.size();a+=4){
int look=rects[i+3]+1;
if(rects[a+2]==look){
if((inRange(rects[a],rects[i]-1,rects[i+1]+1)||inRange(rects[i],rects[a]-1,rects[a+1]+1))){
foundit=true;
rects[i]=std::min(rects[i],rects[a]);
rects[i+1]=std::max(rects[i+1],rects[a+1]);
rects[i+2]=std::min(rects[i+2],rects[a+2]);
rects[i+3]=std::max(rects[i+3],rects[a+3]);
rects.erase(rects.begin()+a,rects.begin()+a+4);
}
}
}
}while(foundit);
}
}
}
if((time(NULL)-lasttime)>=1){
lasttime=time(NULL);
progress->maximum(rects.size());
progress->value(i);
snprintf(txtbuf,1024,"Rectangles: %d",rects.size());
progress->label(txtbuf);
Fl::check();
}
}
}while(!canEnd);
pass=0;
do{
canEnd=true;
snprintf(txtbufstage,1024,"Stage 2 pass %d",pass++);
winP->label(txtbufstage);
progress->maximum(rects.size());
progress->value(0);
Fl::check();
for(int i=0;i<rects.size();i+=4){
for(int j=0;j<rects.size();j+=4){
if(i==j)
continue;
//Merge overlapping rectangles
if((rects[i]<=rects[j+1])&&(rects[i+1]>=rects[j])&&(rects[i+2]<=rects[j+3])&&(rects[i+3]>=rects[j+2])){
canEnd=false;
rects[i]=std::min(rects[i],rects[j]);
rects[i+1]=std::max(rects[i+1],rects[j+1]);
rects[i+2]=std::min(rects[i+2],rects[j+2]);
rects[i+3]=std::max(rects[i+3],rects[j+3]);
rects.erase(rects.begin()+j,rects.begin()+j+4);
}
//Merge touching rectangles
if(abs(rects[i+1]-rects[j])==1){
if((inRange(rects[j+2],rects[i+2]-1,rects[i+3]+1)||inRange(rects[i+2],rects[j+2]-1,rects[j+3]+1))){
canEnd=false;
rects[i]=std::min(rects[i],rects[j]);
rects[i+1]=std::max(rects[i+1],rects[j+1]);
rects[i+2]=std::min(rects[i+2],rects[j+2]);
rects[i+3]=std::max(rects[i+3],rects[j+3]);
rects.erase(rects.begin()+j,rects.begin()+j+4);
}
}
}
if((time(NULL)-lasttime)>=1){
lasttime=time(NULL);
progress->maximum(rects.size());
progress->value(i);
snprintf(txtbuf,1024,"Rectangles: %d",rects.size());
progress->label(txtbuf);
Fl::check();
}
}
}while(!canEnd);
winP->remove(progress);// remove progress bar from window
delete(progress);// deallocate it
delete winP;
std::vector<bool> deleted;
deleted.resize(rects.size()/4);
//Now show the window allowing user to adjust sprite settings
if(window){
win=new Fl_Double_Window(640,480,"Sprite selection");
win->begin();
win->resizable(win);
Fl_Button * Ok=new Fl_Button(256,448,64,24,"Okay");
Ok->callback(RetCB,(void*)1);
Fl_Button * Cancel=new Fl_Button(320,448,64,24,"Cancel");
Cancel->callback(RetCB,0);
Fl_Scroll*scroll=new Fl_Scroll(8,8,624,440);
box=new RectBox(8,8,w,h);
box->scroll=scroll;
box->rects=&rects;
box->deleted=&deleted;
box->image(loaded_image);
scroll->end();
win->end();
win->set_modal();
win->show();
Fl::check();
while(win->shown())
Fl::wait();
delete win;
}else
retOkay=true;
if(retOkay){
for(unsigned i=0;i<rects.size();i+=4){
recttoSprite(rects[i],rects[i+1],rects[i+2],rects[i+3],-1,loaded_image,grayscale,remap,palMap,mask,true,useAlpha);
}
updateTileSelectAmt();
}
deleted.clear();
rects.clear();
}
loaded_image->release();
}
}