#include "../gfxtools.h"
#include "../gfximage.h"
#include "../gfxfont.h"
+#include "../gfxfilter.h"
#include "../devices/pdf.h"
#include "../readers/swf.h"
#include "../readers/image.h"
#include "../mem.h"
#include "../types.h"
#include "../log.h"
+#include "../args.h"
#define RUBY_GFX_VERSION "0.9.0"
static void doc_free(doc_internal_t*doc)
{
gfxfontlist_free(doc->fontlist, 0);
- doc->doc->destroy(doc->doc);
+ if(doc->doc) {
+ doc->doc->destroy(doc->doc);
+ }
+ doc->doc = 0;
free(doc);
}
static ID id_spline = 0;
static ID id_radial = 0;
static ID id_linear = 0;
+static ID id_remove_font_transforms = 0;
+static ID id_maketransparent = 0;
static VALUE noop(int argc, VALUE *argv, VALUE obj) {return obj;}
HEAD
forward(v, id_endpage, 0);
}
+void gfxresult_rb_destroy(gfxresult_t*r)
+{
+ free(r);
+}
gfxresult_t* rb_finish(gfxdevice_t*dev)
{
HEAD
- VALUE ret = forward(v, id_endpage, 0);
+ VALUE ret = forward(v, id_finish, 0);
gfxresult_t*r = (gfxresult_t*)rfx_calloc(sizeof(gfxresult_t));
+ r->destroy = gfxresult_rb_destroy;
r->internal = (void*)(ptroff_t)ret;
return r;
}
+#define make_device(dev, idoc, device) \
+ gfxdevice_t dev; \
+ device_internal_t i; \
+ i.v = device; \
+ i.doc = idoc; \
+ dev.internal = &i; \
+ dev.setparameter = rb_setparameter; \
+ dev.startpage = rb_startpage; \
+ dev.startclip = rb_startclip; \
+ dev.endclip = rb_endclip; \
+ dev.stroke = rb_stroke; \
+ dev.fill = rb_fill; \
+ dev.fillbitmap = rb_fillbitmap; \
+ dev.fillgradient = rb_fillgradient; \
+ dev.addfont = rb_addfont; \
+ dev.drawchar = rb_drawchar; \
+ dev.drawlink = rb_drawlink; \
+ dev.endpage = rb_endpage; \
+ dev.finish = rb_finish;
+
static VALUE page_render(VALUE cls, VALUE device)
{
Check_Type(device, T_OBJECT);
Get_Page(page,cls)
- gfxdevice_t dev;
- device_internal_t i;
- i.v = device;
- i.doc = page->doc;
-
- dev.internal = &i;
- dev.setparameter = rb_setparameter;
- dev.startpage = rb_startpage;
- dev.startclip = rb_startclip;
- dev.endclip = rb_endclip;
- dev.stroke = rb_stroke;
- dev.fill = rb_fill;
- dev.fillbitmap = rb_fillbitmap;
- dev.fillgradient = rb_fillgradient;
- dev.addfont = rb_addfont;
- dev.drawchar = rb_drawchar;
- dev.drawlink = rb_drawlink;
- dev.endpage = rb_endpage;
- dev.finish = rb_finish;
+ make_device(dev, page->doc, device);
dev.startpage(&dev, page->page->width, page->page->height);
page->page->render(page->page, &dev);
return cls;
}
-static VALUE doc_prepare(VALUE cls, VALUE device)
+static VALUE doc_render(VALUE cls, VALUE device, VALUE _range, VALUE filters)
{
+ const char*range = 0;
+ if(!NIL_P(_range)) {
+ Check_Type(_range, T_STRING);
+ range = StringValuePtr(_range);
+ }
Get_Doc(doc,cls);
- gfxdevice_t dev;
- device_internal_t i;
- i.v = device;
- i.doc = doc;
-
- dev.internal = &i;
- dev.setparameter = rb_setparameter;
- dev.startpage = rb_startpage;
- dev.startclip = rb_startclip;
- dev.endclip = rb_endclip;
- dev.stroke = rb_stroke;
- dev.fill = rb_fill;
- dev.fillbitmap = rb_fillbitmap;
- dev.fillgradient = rb_fillgradient;
- dev.addfont = rb_addfont;
- dev.drawchar = rb_drawchar;
- dev.drawlink = rb_drawlink;
- dev.endpage = rb_endpage;
- dev.finish = rb_finish;
+ make_device(_dev, doc, device);
+ gfxdevice_t*dev = &_dev;
+
+ if(!NIL_P(filters)) {
+ if(TYPE(filters) != T_ARRAY)
+ rb_raise(rb_eArgError, "third argument of doc->render must be an array of symbols");
+
+ int len = RARRAY(filters)->len;
+ int t=0;
+ while(t<len) {
+ VALUE filter = RARRAY(filters)->ptr[t++];
+ Check_Type(filter, T_SYMBOL);
+ ID id = SYM2ID(filter);
+# define PARAM(x) VALUE x;if(t==len) rb_raise(rb_eArgError, "End of array while parsing arguments for filter %s", rb_id2name(id)); \
+ else x = RARRAY(filters)->ptr[t++];
+ if(id == id_remove_font_transforms) {
+ wrap_filter2(dev, remove_font_transforms);
+ } else if(id == id_maketransparent) {
+ PARAM(alpha);
+ wrap_filter(dev, maketransparent, FIX2INT(alpha));
+ } else {
+ rb_raise(rb_eArgError, "unknown filter %s", rb_id2name(id));
+ }
+ }
+ }
+
+ int pagenr;
+ for(pagenr=1;pagenr<=doc->doc->num_pages;pagenr++) {
+ if(is_in_range(pagenr, (char*)range)) {
+ gfxpage_t*page = doc->doc->getpage(doc->doc, pagenr);
+ dev->startpage(dev, page->width, page->height);
+ page->render(page, dev);
+ dev->endpage(dev);
+ page->destroy(page);
+ }
+ }
+
+
+ gfxresult_t*r = dev->finish(dev);
+ r->destroy(r);
+
+ return Qnil;
+}
+static VALUE doc_prepare(VALUE cls, VALUE device)
+{
+ Get_Doc(doc,cls);
+ make_device(dev, doc, device);
doc->doc->prepare(doc->doc, &dev);
return cls;
}
rb_define_method(Document, "page", doc_get_page, 1);
rb_define_method(Document, "each_page", doc_each_page, 0);
rb_define_method(Document, "prepare", doc_prepare, 1);
+ rb_define_method(Document, "render", doc_render, 3);
Bitmap = rb_define_class_under(GFX, "Bitmap", rb_cObject);
rb_define_method(Bitmap, "save_jpeg", image_save_jpeg, 2);
rb_define_method(Device, "addfont", noop, -1);
rb_define_method(Device, "drawchar", noop, -1);
rb_define_method(Device, "drawlink", noop, -1);
- rb_define_method(Device, "endpage", noop, -1);
PDFClass = rb_define_class_under(GFX, "PDF", Document);
rb_define_alloc_func(PDFClass, pdf_allocate);
ImageClass = rb_define_class_under(GFX, "ImageRead", Document);
rb_define_alloc_func(ImageClass, imgdrv_allocate);
-
+
id_setparameter = rb_intern("setparameter");
id_startpage = rb_intern("startpage") ;
id_startclip = rb_intern("startclip") ;
id_spline = rb_intern("spline");
id_radial = rb_intern("radial");
id_linear = rb_intern("linear");
+ id_remove_font_transforms = rb_intern("remove_font_transforms");
+ id_maketransparent = rb_intern("maketransparent");
}
git.asbjorn.biz / swftools.git / blobdiff