void textedit_build ( struct gropctxt *c,
unsigned short state,
struct widget *self ) {
s16 w, h, tw;
g_error e;
w = self->in->div->r.w - theme_lookup(PGTH_O_SCROLL_V,PGTH_P_WIDTH);
h = self->in->div->r.h;
self->in->div->preferred.h = h;
self->in->div->preferred.w = w;
if (!DATA->fd){
/* FIXME: Theme lookup foreground, background colors, border */
e = textedit_set_font (self, theme_lookup (state, PGTH_P_FONT));
// errorcheck;
}
assert (DATA->fd);
/*
* The general rule is that once you create a handle you should never
* delete the object it refers to, only delete the handle
*/
handle_free(self->owner,DATA->bit_h);
e = VID(bitmap_new) (&(DATA->bit), w, h, vid->bpp);
// errorcheck;
/* the handle should be owned by the application not by pgserver itself */
e = mkhandle(&DATA->bit_h, PG_TYPE_BITMAP, self->owner, DATA->bit);
// errorcheck;
/* Size and add the bitmap itself */
e = addgropsz(c, PG_GROP_BITMAP, 0, 0, w, h);
// errorcheck;
c->current->param[0] = DATA->bit_h;
/* Create cursor */
e = addgropsz(c,PG_GROP_RECT, 0, 0, 0, 0);
// errorcheck;
c->current->flags |= PG_GROPF_COLORED;
DATA->cursor_grop = c->current;
DATA->cursor_state = 1;
DATA->cursor_grop->param[0] = VID(color_pgtohwr)(CURSORCOLOR_ON);
/* Set cursor height to that of typical char */
textedit_str_size(self, NULL, 0, &tw, &DATA->cursor_grop->r.h);
DATA->cursor_grop->r.x = DATA->border_h;
DATA->cursor_grop->r.y = DATA->border_v;
e = text_backend_build( DATA, w, h);
// errorcheck;
// return success;
}
/* Construct a horizontal rule divnode, and insert it on a line by itself */
g_error html_tag_hr(struct html_parse *hp, struct html_tag_params *tag) {
g_error e;
struct divnode *div;
struct gropctxt gc;
/* Simple horizontal line divnode.
* FIXME: Make this more configurable via themes, process the
* parameters to <hr>
*
* This creates a new divnode with a preferred height of 3 pixels,
* and draws a line through the middle pixel of that
*/
e = newdiv(&div,hp->c->widget);
errorcheck;
div->ph = 3;
gropctxt_init(&gc,div);
addgropsz(&gc,PG_GROP_SLAB,0,1,0x7FFF,1);
/* This resets our blankness counter, but
* text_insert_line_div() counts as a blank line
*/
hp->blank_lines = 1;
return text_insert_line_div(hp->c,div);
}
/* Fillstyle interpreter- generates/refreshes a gropnode list */
g_error exec_fillstyle_inner(struct gropctxt *ctx,u16 state,
u16 property) {
g_error e;
u32 fssize; /* Fillstyle size */
unsigned char *fs; /* Pointer to the actual fillstyle data */
unsigned char *p,*plimit;
unsigned char op;
int r,g,b; /* For color arithmetic */
struct widget *w;
int stackframe = fsstkpos-4;
/* Look up the fillstyle */
e = rdhandle((void**)&fs,PG_TYPE_FILLSTYLE,-1,theme_lookup(state,property));
errorcheck;
if (!fs) {
/* When our best just isn't good enough... */
if (property == PGTH_P_BACKDROP || property == PGTH_P_BORDER_FILL)
return success;
/* The default fillstyle, if no theme is loaded or no
theme has defined the property*/
addgrop(ctx,PG_GROP_SETCOLOR);
ctx->current->param[0] = VID(color_pgtohwr) (0x000000);
switch (state) {
case PGTH_O_BUTTON_ON: /* 2 borders */
addgropsz(ctx,PG_GROP_FRAME,ctx->r.x,ctx->r.y,ctx->r.w,ctx->r.h);
ctx->r.x += 1; ctx->r.y += 1; ctx->r.w -= 2; ctx->r.h -= 2;
default: /* 1 border */
addgropsz(ctx,PG_GROP_FRAME,ctx->r.x,ctx->r.y,ctx->r.w,ctx->r.h);
ctx->r.x += 1; ctx->r.y += 1; ctx->r.w -= 2; ctx->r.h -= 2;
case PGTH_O_LABEL_SCROLL: /* No border */
addgrop(ctx,PG_GROP_SETCOLOR);
ctx->current->param[0] = VID(color_pgtohwr) (theme_lookup(state,PGTH_P_BGCOLOR));
addgropsz(ctx,PG_GROP_RECT,ctx->r.x,ctx->r.y,ctx->r.w,ctx->r.h);
}
return success;
}
/* Process the opcodes */
fssize = *(((u32 *)fs)++);
p = fs;
plimit = fs+fssize;
while (p<plimit) {
op = *(p++);
/* These must occur in MSB to LSB order! (see constants.h) */
if (op & PGTH_OPSIMPLE_GROP) {
/* 1-byte gropnode */
e = fsgrop(ctx,op & (PGTH_OPSIMPLE_GROP-1));
errorcheck;
}
else if (op & PGTH_OPSIMPLE_LITERAL) {
/* 1-byte literal */
fsstack[fsstkpos++] = op & (PGTH_OPSIMPLE_LITERAL-1);
}
else if (op & PGTH_OPSIMPLE_CMDCODE) {
/* Command code */
switch (op) {
case PGTH_OPCMD_LONGLITERAL:
if ((plimit-p)<4)
return mkerror(PG_ERRT_BADPARAM,91); /* Truncated opcode */
fsstack[fsstkpos++] = NEXTLONG;
p += 4;
break;
case PGTH_OPCMD_LONGGROP:
if ((plimit-p)<2)
return mkerror(PG_ERRT_BADPARAM,91); /* Truncated opcode */
e = fsgrop(ctx,NEXTSHORT);
p += 2;
errorcheck;
break;
case PGTH_OPCMD_LONGGET:
if (plimit<=p)
return mkerror(PG_ERRT_BADPARAM,91); /* Truncated opcode */
e = fsget(*(p++)+stackframe);
errorcheck;
break;
case PGTH_OPCMD_LONGSET:
if (plimit<=p)
return mkerror(PG_ERRT_BADPARAM,91); /* Truncated opcode */
e = fsset(*(p++)+stackframe);
errorcheck;
break;
case PGTH_OPCMD_PROPERTY:
if ((plimit-p)<4)
return mkerror(PG_ERRT_BADPARAM,91); /* Truncated opcode */
fsa = NEXTSHORT;
p += 2;
fsb = NEXTSHORT;
p += 2;
fsstack[fsstkpos++] = theme_lookup(fsa,fsb);
#ifdef CONFIG_ANIMATION
/* If it depends on time or randomness, turn on the animated flag in the divnode */
if ((fsb==PGTH_P_TICKS || fsb==PGTH_P_RANDOM) && ctx->owner)
ctx->owner->flags |= DIVNODE_ANIMATED;
#endif
break;
case PGTH_OPCMD_LOCALPROP:
if ((plimit-p)<2)
return mkerror(PG_ERRT_BADPARAM,91); /* Truncated opcode */
fsa = NEXTSHORT;
p += 2;
#ifdef DEBUG_THEME
printf("Local theme lookup, property %d\n",(int)fsa);
#endif
fsstack[fsstkpos++] = theme_lookup(state,fsa);
#ifdef CONFIG_ANIMATION
/* If it depends on time or randomness, turn on the animated flag in the divnode */
if ((fsa==PGTH_P_TICKS || fsa==PGTH_P_RANDOM) && ctx->owner)
ctx->owner->flags |= DIVNODE_ANIMATED;
#endif
break;
case PGTH_OPCMD_PLUS:
e = fspopargs();
errorcheck;
fsstack[fsstkpos++] = fsa + fsb;
break;
case PGTH_OPCMD_MINUS:
e = fspopargs();
errorcheck;
fsstack[fsstkpos++] = fsa - fsb;
break;
case PGTH_OPCMD_MULTIPLY:
e = fspopargs();
errorcheck;
fsstack[fsstkpos++] = fsa * fsb;
break;
case PGTH_OPCMD_SHIFTL:
e = fspopargs();
errorcheck;
fsstack[fsstkpos++] = fsa << fsb;
break;
case PGTH_OPCMD_SHIFTR:
e = fspopargs();
errorcheck;
fsstack[fsstkpos++] = fsa >> fsb;
break;
case PGTH_OPCMD_OR:
e = fspopargs();
errorcheck;
fsstack[fsstkpos++] = fsa | fsb;
break;
case PGTH_OPCMD_AND:
e = fspopargs();
errorcheck;
fsstack[fsstkpos++] = fsa & fsb;
break;
case PGTH_OPCMD_EQ:
e = fspopargs();
errorcheck;
fsstack[fsstkpos++] = fsa == fsb;
break;
case PGTH_OPCMD_LT:
e = fspopargs();
errorcheck;
fsstack[fsstkpos++] = fsa < fsb;
break;
case PGTH_OPCMD_GT:
e = fspopargs();
errorcheck;
fsstack[fsstkpos++] = fsa > fsb;
break;
case PGTH_OPCMD_LOGICAL_OR:
e = fspopargs();
errorcheck;
fsstack[fsstkpos++] = fsa || fsb;
break;
case PGTH_OPCMD_LOGICAL_AND:
e = fspopargs();
errorcheck;
fsstack[fsstkpos++] = fsa && fsb;
break;
case PGTH_OPCMD_LOGICAL_NOT:
fsstack[fsstkpos-1] = !fsstack[fsstkpos-1];
break;
case PGTH_OPCMD_DIVIDE:
e = fspopargs();
errorcheck;
if (fsb)
fsstack[fsstkpos++] = fsa / fsb;
else
fsstack[fsstkpos++] = 0xFFFFFFFF; /* limit of fsa/fsb as fsb approaches 0 */
break;
case PGTH_OPCMD_COLORADD:
e = fspopargs();
errorcheck;
r = getred(fsa);
g = getgreen(fsa);
b = getblue(fsa);
r += getred(fsb);
g += getgreen(fsb);
b += getblue(fsb);
if (r>255) r = 255;
if (g>255) g = 255;
if (b>255) b = 255;
fsstack[fsstkpos++] = mkcolor(r,g,b);
break;
case PGTH_OPCMD_COLORSUB:
e = fspopargs();
errorcheck;
r = getred(fsa);
g = getgreen(fsa);
b = getblue(fsa);
r -= getred(fsb);
g -= getgreen(fsb);
b -= getblue(fsb);
if (r<0) r = 0;
if (g<0) g = 0;
if (b<0) b = 0;
fsstack[fsstkpos++] = mkcolor(r,g,b);
break;
case PGTH_OPCMD_COLORDIV:
e = fspopargs();
errorcheck;
r = getred(fsa);
g = getgreen(fsa);
b = getblue(fsa);
r = getred(fsb) ? (r/getred(fsb)) : 0xFF; /* Avoid divide by zero */
g = getgreen(fsb) ? (g/getgreen(fsb)) : 0xFF;
b = getred(fsb) ? (b/getblue(fsb)) : 0xFF;
fsstack[fsstkpos++] = mkcolor(r,g,b);
break;
case PGTH_OPCMD_COLORMULT:
e = fspopargs();
errorcheck;
r = getred(fsa);
g = getgreen(fsa);
b = getblue(fsa);
r *= getred(fsb);
g *= getgreen(fsb);
b *= getblue(fsb);
if (r>255) r = 255;
if (g>255) g = 255;
if (b>255) b = 255;
fsstack[fsstkpos++] = mkcolor(r,g,b);
break;
case PGTH_OPCMD_QUESTIONCOLON:
if (fsstkpos<3)
return mkerror(PG_ERRT_BADPARAM,88); /* Stack underflow */
fsstkpos -= 2;
fsstack[fsstkpos-1] = fsstack[fsstkpos+1] ?
fsstack[fsstkpos] : fsstack[fsstkpos-1];
break;
case PGTH_OPCMD_WIDGET:
if (ctx->owner && ctx->owner->owner)
fsstack[fsstkpos++] = hlookup(ctx->owner->owner,NULL);
else
fsstack[fsstkpos++] = 0;
break;
case PGTH_OPCMD_TRAVERSEWGT:
if (fsstkpos<3)
return mkerror(PG_ERRT_BADPARAM,88); /* Stack underflow */
fsstkpos -= 2;
e = rdhandle((void**)&w, PG_TYPE_WIDGET, -1, fsstack[fsstkpos+1]);
errorcheck;
if (w)
fsstack[fsstkpos-1] = hlookup(widget_traverse(w,fsstack[fsstkpos],fsstack[fsstkpos-1]),NULL);
else
fsstack[fsstkpos-1] = 0;
break;
case PGTH_OPCMD_GETWIDGET:
e = fspopargs();
errorcheck;
e = rdhandle((void**)&w, PG_TYPE_WIDGET, -1, fsa);
errorcheck;
if (w)
fsstack[fsstkpos++] = widget_get(w,fsb);
else
fsstack[fsstkpos++] = 0;
break;
case PGTH_OPCMD_CALL:
if ((plimit-p)<4)
return mkerror(PG_ERRT_BADPARAM,91); /* Truncated opcode */
fsa = NEXTSHORT;
p += 2;
fsb = NEXTSHORT;
p += 2;
e = exec_fillstyle_inner(ctx,fsa,fsb);
errorcheck;
break;
case PGTH_OPCMD_LOCALCALL:
if ((plimit-p)<2)
return mkerror(PG_ERRT_BADPARAM,91); /* Truncated opcode */
fsb = NEXTSHORT;
p += 2;
e = exec_fillstyle_inner(ctx,state,fsb);
errorcheck;
break;
case PGTH_OPCMD_EXTENDED:
/* extended command */
op = *(p++);
switch (op) {
case PGTH_EXCMD_SKIP_IF:
if (!fsstack[--fsstkpos]) {
--fsstkpos;
break;
}
/* else proceed to EXCMD_SKIP */
case PGTH_EXCMD_SKIP:
p += (s32)fsstack[--fsstkpos];
break;
}
break;
}
}
else if (op & PGTH_OPSIMPLE_GET) {
/* 1-byte get */
e = fsget((op & (PGTH_OPSIMPLE_GET-1)) + stackframe);
errorcheck;
}
else {
/* 1-byte set */
e = fsset(op + stackframe);
errorcheck;
}
#ifdef DEBUG_THEME
/* trace */
printf("FILLSTYLE --- Op: 0x%02X Stk:",op);
for (fsa=0;fsa<fsstkpos;fsa++)
printf(" %d",(int)fsstack[fsa]);
printf("\n");
#endif
/* check for stack over/underflow */
if (fsstkpos<0)
return mkerror(PG_ERRT_BADPARAM,88); /* Stack underflow */
if (fsstkpos>=FSSTACKSIZE)
return mkerror(PG_ERRT_BADPARAM,89); /* Stack overflow */
}
