matthew/The-Powder-Toy
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Local save loading - Fix screen buffer issues and scrolling

Browse Source
This commit is contained in:
Simon Robertshaw 2011-06-13 17:10:41 +01:00
parent 7edf6378da
commit e10fbad812
1 changed files with 76 additions and 48 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

120
src/interface.c
View File

@ -5156,14 +5156,17 @@ void catalogue_ui(pixel * vid_buf)
int xsize = 8+(XRES/CATALOGUE_S+8)*CATALOGUE_X; int xsize = 8+(XRES/CATALOGUE_S+8)*CATALOGUE_X;
int ysize = 48+(YRES/CATALOGUE_S+20)*CATALOGUE_Y; int ysize = 48+(YRES/CATALOGUE_S+20)*CATALOGUE_Y;
int x0=(XRES+BARSIZE-xsize)/2,y0=(YRES+MENUSIZE-ysize)/2,b=1,bq,mx,my; int x0=(XRES+BARSIZE-xsize)/2,y0=(YRES+MENUSIZE-ysize)/2,b=1,bq,mx,my;
int rescount, imageoncycle = 0, currentstart = 0, currentoffset = 0, thidden = 0; int rescount, imageoncycle = 0, currentstart = 0, currentoffset = 0, thidden = 0, cactive = 0;
int listy = 0, listxc; int listy = 0, listxc;
int listx = 0, listyc; int listx = 0, listyc;
pixel * vid_buf2;
float scrollvel, offsetf = 0.0f; float scrollvel, offsetf = 0.0f;
char savetext[128] = ""; char savetext[128] = "";
char * last = mystrdup(""); char * last = mystrdup("");
ui_edit ed; ui_edit ed;
vid_buf2 = calloc((XRES+BARSIZE)*(YRES+MENUSIZE), PIXELSIZE);
ed.w = xsize-16-4; ed.w = xsize-16-4;
ed.x = x0+11; ed.x = x0+11;
ed.y = y0+29; ed.y = y0+29;
@ -5191,6 +5194,7 @@ void catalogue_ui(pixel * vid_buf)
b = SDL_GetMouseState(&mx, &my); b = SDL_GetMouseState(&mx, &my);
sprintf(savetext, "Found %d saves", rescount); sprintf(savetext, "Found %d saves", rescount);
clearrect(vid_buf, x0-2, y0-2, xsize+4, ysize+4); clearrect(vid_buf, x0-2, y0-2, xsize+4, ysize+4);
clearrect(vid_buf2, x0-2, y0-2, xsize+4, ysize+4);
drawrect(vid_buf, x0, y0, xsize, ysize, 192, 192, 192, 255); drawrect(vid_buf, x0, y0, xsize, ysize, 192, 192, 192, 255);
drawtext(vid_buf, x0+8, y0+8, "Saves", 255, 216, 32, 255); drawtext(vid_buf, x0+8, y0+8, "Saves", 255, 216, 32, 255);
drawtext(vid_buf, x0+xsize-8-textwidth(savetext), y0+8, savetext, 255, 216, 32, 255); drawtext(vid_buf, x0+xsize-8-textwidth(savetext), y0+8, savetext, 255, 216, 32, 255);
@ -5210,36 +5214,44 @@ void catalogue_ui(pixel * vid_buf)
if (sdl_wheel!=0) if (sdl_wheel!=0)
{ {
scrollvel -= (float)sdl_wheel; scrollvel -= (float)sdl_wheel;
if(scrollvel > 3.0f) scrollvel = 3.0f; if(scrollvel > 5.0f) scrollvel = 5.0f;
if(scrollvel < -3.0f) scrollvel = -3.0f; if(scrollvel < -5.0f) scrollvel = -5.0f;
sdl_wheel = 0; sdl_wheel = 0;
} }
offsetf += scrollvel; offsetf += scrollvel;
scrollvel*=0.99f; scrollvel*=0.99f;
if(offsetf >= (YRES/CATALOGUE_S+20)) if(offsetf >= (YRES/CATALOGUE_S+20))
{ {
if(rescount - thidden > 4) if(rescount - thidden > CATALOGUE_X*(CATALOGUE_Y+1))
{ {
cssave = cssave->next; //Loops are overrated int i = 0;
cssave = cssave->next; for(i = 0; i < CATALOGUE_X; i++){
cssave = cssave->next; if(cssave->next==NULL)
break;
cssave = cssave->next; cssave = cssave->next;
}
offsetf -= (YRES/CATALOGUE_S+20); offsetf -= (YRES/CATALOGUE_S+20);
thidden += 4; thidden += CATALOGUE_X;
} else { } else {
offsetf = (YRES/CATALOGUE_S+20); offsetf = (YRES/CATALOGUE_S+20);
} }
} }
if(offsetf > 0.0f && rescount <= CATALOGUE_X*CATALOGUE_Y)
{
offsetf = 0.0f;
}
if(offsetf < 0.0f) if(offsetf < 0.0f)
{ {
if(thidden >= 4) if(thidden >= CATALOGUE_X)
{ {
cssave = cssave->prev; //Loops are overrated int i = 0;
cssave = cssave->prev; for(i = 0; i < CATALOGUE_X; i++){
cssave = cssave->prev; if(cssave->prev==NULL)
break;
cssave = cssave->prev; cssave = cssave->prev;
}
offsetf += (YRES/CATALOGUE_S+20); offsetf += (YRES/CATALOGUE_S+20);
thidden -= 4; thidden -= CATALOGUE_X;
} else { } else {
offsetf = 0.0f; offsetf = 0.0f;
} }
@ -5257,38 +5269,7 @@ void catalogue_ui(pixel * vid_buf)
listyc = y0+48-currentoffset+listy*(YRES/CATALOGUE_S+20); listyc = y0+48-currentoffset+listy*(YRES/CATALOGUE_S+20);
if(listyc > y0+ysize) //Stop when we get to the bottom of the viewable if(listyc > y0+ysize) //Stop when we get to the bottom of the viewable
break; break;
//Generate an image cactive = 0;
if(csave->image==NULL && !imageoncycle){ //imageoncycle: Don't read/parse more than one image per cycle, makes it more resposive for slower computers
int imgwidth, imgheight, size;
pixel *tmpimage = NULL;
void *data = NULL;
data = file_load(csave->filename, &size);
if(data!=NULL){
tmpimage = prerender_save(data, size, &imgwidth, &imgheight);
if(tmpimage!=NULL)
{
csave->image = resample_img(tmpimage, imgwidth, imgheight, XRES/CATALOGUE_S, YRES/CATALOGUE_S);
free(tmpimage);
} else {
//Blank image, this should default to something else
csave->image = malloc((XRES/CATALOGUE_S)*(YRES/CATALOGUE_S)*PIXELSIZE);
}
free(data);
} else {
//Blank image, this should default to something else
csave->image = malloc((XRES/CATALOGUE_S)*(YRES/CATALOGUE_S)*PIXELSIZE);
}
imageoncycle = 1;
}
if(csave->image!=NULL)
draw_image(vid_buf, csave->image, listxc, listyc, XRES/CATALOGUE_S, YRES/CATALOGUE_S, 255);
drawrect(vid_buf, listxc, listyc, XRES/CATALOGUE_S, YRES/CATALOGUE_S, 255, 255, 255, 190);
drawtext(vid_buf, listxc+((XRES/CATALOGUE_S)/2-textwidth(csave->name)/2), listyc+YRES/CATALOGUE_S+2, csave->name, 255, 255, 255, 255);
csave = csave->next;
if(++listx==CATALOGUE_X){
listx = 0;
listy++;
}
if(my > listyc && my < listyc+YRES/CATALOGUE_S+2 && mx > listxc && mx < listxc+XRES/CATALOGUE_S && my > y0+48 && my < y0+ysize) if(my > listyc && my < listyc+YRES/CATALOGUE_S+2 && mx > listxc && mx < listxc+XRES/CATALOGUE_S && my > y0+48 && my < y0+ysize)
{ {
if(b) if(b)
@ -5316,14 +5297,61 @@ void catalogue_ui(pixel * vid_buf)
error_ui(vid_buf, 0, "Unable to read save file"); error_ui(vid_buf, 0, "Unable to read save file");
} }
} }
cactive = 1;
}
//Generate an image
if(csave->image==NULL && !imageoncycle){ //imageoncycle: Don't read/parse more than one image per cycle, makes it more resposive for slower computers
int imgwidth, imgheight, size;
pixel *tmpimage = NULL;
void *data = NULL;
data = file_load(csave->filename, &size);
if(data!=NULL){
tmpimage = prerender_save(data, size, &imgwidth, &imgheight);
if(tmpimage!=NULL)
{
csave->image = resample_img(tmpimage, imgwidth, imgheight, XRES/CATALOGUE_S, YRES/CATALOGUE_S);
free(tmpimage);
} else {
//Blank image, this should default to something else
csave->image = malloc((XRES/CATALOGUE_S)*(YRES/CATALOGUE_S)*PIXELSIZE);
}
free(data);
} else {
//Blank image, this should default to something else
csave->image = malloc((XRES/CATALOGUE_S)*(YRES/CATALOGUE_S)*PIXELSIZE);
}
imageoncycle = 1;
}
if(csave->image!=NULL)
draw_image(vid_buf2, csave->image, listxc, listyc, XRES/CATALOGUE_S, YRES/CATALOGUE_S, 255);
drawrect(vid_buf2, listxc, listyc, XRES/CATALOGUE_S, YRES/CATALOGUE_S, 255, 255, 255, 190);
if(cactive)
drawtext(vid_buf2, listxc+((XRES/CATALOGUE_S)/2-textwidth(csave->name)/2), listyc+YRES/CATALOGUE_S+3, csave->name, 255, 255, 255, 255);
else
drawtext(vid_buf2, listxc+((XRES/CATALOGUE_S)/2-textwidth(csave->name)/2), listyc+YRES/CATALOGUE_S+3, csave->name, 240, 240, 255, 180);
csave = csave->next;
if(++listx==CATALOGUE_X){
listx = 0;
listy++;
} }
} }
imageoncycle = 0; imageoncycle = 0;
} else { } else {
drawtext(vid_buf, x0+8, y0+8, "No saves found", 255, 255, 255, 180); drawtext(vid_buf2, x0+8, y0+8, "No saves found", 255, 255, 255, 180);
} }
ui_edit_draw(vid_buf, &ed); ui_edit_draw(vid_buf, &ed);
ui_edit_process(mx, my, b, &ed); ui_edit_process(mx, my, b, &ed);
//Draw the scrollable area onto the main buffer
{
pixel *srctemp = vid_buf2, *desttemp = vid_buf;
int j = 0;
for (j = y0+48; j < y0+ysize; j++)
{
memcpy(desttemp+j*(XRES+BARSIZE)+x0+1, srctemp+j*(XRES+BARSIZE)+x0+1, (xsize-1)*PIXELSIZE);
//desttemp+=(XRES+BARSIZE);//*PIXELSIZE;
//srctemp+=(XRES+BARSIZE);//*PIXELSIZE;
}
}
sdl_blit(0, 0, (XRES+BARSIZE), YRES+MENUSIZE, vid_buf, (XRES+BARSIZE)); sdl_blit(0, 0, (XRES+BARSIZE), YRES+MENUSIZE, vid_buf, (XRES+BARSIZE));
if (sdl_key==SDLK_RETURN) if (sdl_key==SDLK_RETURN)
break; break;