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#include "fitz_base.h"
#include "fitz_tree.h"
/*
* Over
*/
fz_error *
fz_newovernode(fz_node **nodep)
{
fz_node *node;
node = *nodep = fz_malloc(sizeof (fz_overnode));
if (!node)
return fz_outofmem;
fz_initnode(node, FZ_NOVER);
return fz_okay;
}
fz_rect
fz_boundovernode(fz_overnode *node, fz_matrix ctm)
{
fz_node *child;
fz_rect bbox;
fz_rect temp;
child = node->super.first;
if (!child)
return fz_emptyrect;
bbox = fz_boundnode(child, ctm);
child = child->next;
while (child)
{
temp = fz_boundnode(child, ctm);
bbox = fz_mergerects(temp, bbox);
child = child->next;
}
return bbox;
}
/*
* Mask
*/
fz_error *
fz_newmasknode(fz_node **nodep)
{
fz_node *node;
node = *nodep = fz_malloc(sizeof (fz_masknode));
if (!node)
return fz_outofmem;
fz_initnode(node, FZ_NMASK);
return fz_okay;
}
fz_rect
fz_boundmasknode(fz_masknode *node, fz_matrix ctm)
{
fz_node *shape;
fz_node *color;
fz_rect one, two;
shape = node->super.first;
color = shape->next;
one = fz_boundnode(shape, ctm);
two = fz_boundnode(color, ctm);
return fz_intersectrects(one, two);
}
/*
* Blend
*/
fz_error *
fz_newblendnode(fz_node **nodep, fz_blendkind b, int k, int i)
{
fz_blendnode *node;
node = fz_malloc(sizeof (fz_blendnode));
if (!node)
return fz_outofmem;
*nodep = (fz_node*)node;
fz_initnode((fz_node*)node, FZ_NBLEND);
node->mode = b;
node->knockout = k;
node->isolated = i;
return fz_okay;
}
fz_rect
fz_boundblendnode(fz_blendnode *node, fz_matrix ctm)
{
fz_node *child;
fz_rect bbox;
fz_rect temp;
child = node->super.first;
if (!child)
return fz_emptyrect;
bbox = fz_boundnode(child, ctm);
child = child->next;
while (child)
{
temp = fz_boundnode(child, ctm);
bbox = fz_mergerects(temp, bbox);
child = child->next;
}
return bbox;
}
void
fz_dropblendnode(fz_blendnode *node)
{
fz_dropcolorspace(node->cs);
}
/*
* Transform
*/
fz_error *
fz_newtransformnode(fz_node **nodep, fz_matrix m)
{
fz_transformnode *node;
node = fz_malloc(sizeof (fz_transformnode));
if (!node)
return fz_outofmem;
*nodep = (fz_node*)node;
fz_initnode((fz_node*)node, FZ_NTRANSFORM);
node->m = m;
return fz_okay;
}
fz_rect
fz_boundtransformnode(fz_transformnode *node, fz_matrix ctm)
{
if (!node->super.first)
return fz_emptyrect;
return fz_boundnode(node->super.first, fz_concat(node->m, ctm));
}
/*
* Link to tree
*/
fz_error *
fz_newlinknode(fz_node **nodep, fz_tree *subtree)
{
fz_linknode *node;
node = fz_malloc(sizeof (fz_linknode));
if (!node)
return fz_outofmem;
*nodep = (fz_node*)node;
fz_initnode((fz_node*)node, FZ_NLINK);
node->tree = fz_keeptree(subtree);
return fz_okay;
}
void
fz_droplinknode(fz_linknode *node)
{
fz_droptree(node->tree);
}
fz_rect
fz_boundlinknode(fz_linknode *node, fz_matrix ctm)
{
return fz_boundtree(node->tree, ctm);
}
/*
* Solid color
*/
fz_error *
fz_newsolidnode(fz_node **nodep, float a, fz_colorspace *cs, int n, float *v)
{
fz_solidnode *node;
int i;
node = fz_malloc(sizeof(fz_solidnode) + sizeof(float) * n);
if (!node)
return fz_outofmem;
*nodep = (fz_node*)node;
fz_initnode((fz_node*)node, FZ_NCOLOR);
node->a = a;
node->cs = fz_keepcolorspace(cs);
node->n = n;
for (i = 0; i < n; i++)
node->samples[i] = v[i];
return fz_okay;
}
fz_rect
fz_boundsolidnode(fz_solidnode *node, fz_matrix ctm)
{
return fz_infiniterect;
}
void
fz_dropsolidnode(fz_solidnode *node)
{
fz_dropcolorspace(node->cs);
}
/*
* Image node
*/
fz_error *
fz_newimagenode(fz_node **nodep, fz_image *image)
{
fz_imagenode *node;
node = fz_malloc(sizeof (fz_imagenode));
if (!node)
return fz_outofmem;
*nodep = (fz_node*)node;
fz_initnode((fz_node*)node, FZ_NIMAGE);
node->image = fz_keepimage(image);
return fz_okay;
}
void
fz_dropimagenode(fz_imagenode *node)
{
fz_dropimage(node->image);
}
fz_rect
fz_boundimagenode(fz_imagenode *node, fz_matrix ctm)
{
fz_rect bbox;
bbox.x0 = 0;
bbox.y0 = 0;
bbox.x1 = 1;
bbox.y1 = 1;
return fz_transformaabb(ctm, bbox);
}
/*
* Shade node
*/
fz_error *
fz_newshadenode(fz_node **nodep, fz_shade *shade)
{
fz_shadenode *node;
node = fz_malloc(sizeof (fz_shadenode));
if (!node)
return fz_outofmem;
*nodep = (fz_node*)node;
fz_initnode((fz_node*)node, FZ_NSHADE);
node->shade = fz_keepshade(shade);
return fz_okay;
}
void
fz_dropshadenode(fz_shadenode *node)
{
fz_dropshade(node->shade);
}
fz_rect
fz_boundshadenode(fz_shadenode *node, fz_matrix ctm)
{
return fz_boundshade(node->shade, ctm);
}
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