X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=lib%2Fruby%2Fgfx.c;h=648e902325a34573372c96d4fac6f2700e83fcbd;hb=6487933fe6b496bb04cd287b51b96af6b7d97058;hp=641388fcb59f7abd7a473dd5ade15b6e990dc9b7;hpb=6dd8c2fc3eae2c30f90696fcc49f89f79817a533;p=swftools.git

diff --git a/lib/ruby/gfx.c b/lib/ruby/gfx.c
index 641388f..648e902 100644
--- a/lib/ruby/gfx.c
+++ b/lib/ruby/gfx.c
@@ -9,6 +9,7 @@
 #include "../pdf/pdf.h"
 #include "../mem.h"
 #include "../types.h"
+#include "../log.h"
 
 #define RUBY_GFX_VERSION  "0.9.0"
 
@@ -87,7 +88,7 @@ static VALUE doc_get_page(VALUE cls, VALUE _nr)
     page->doc = doc;
     if(!page->page) {
 	rb_raise(rb_eArgError, "No page %d in document", nr);
-	return;
+	return Qnil;
     }
     return v;
 }
@@ -220,6 +221,18 @@ static VALUE image_rescale(VALUE cls, VALUE _width, VALUE _height)
     }
     return v_image2;
 }
+static VALUE image_has_alpha(VALUE cls)
+{
+    Get_Image(image,cls)
+    int size = image->image->width * image->image->height;
+    gfxcolor_t*data = image->image->data;
+    int t;
+    for(t=0;t<size;t++) {
+	if(data->a!=255) 
+	    return Qtrue;
+    }
+    return Qfalse;
+}
 static VALUE image_save_jpeg(VALUE cls, VALUE _filename, VALUE quality)
 {
     Get_Image(image,cls)
@@ -484,6 +497,10 @@ static VALUE convert_font(gfxfont_t*font)
     }
     return v2;
 }
+static VALUE convert_gradient(gfxgradient_t*gradient)
+{
+    return Qnil; //TODO
+}
 #define HEAD \
     device_internal_t*i = (device_internal_t*)dev->internal; \
     VALUE v = i->v;
@@ -630,6 +647,35 @@ static VALUE page_render(VALUE cls, VALUE device)
     return cls;
 }
 
+static VALUE doc_prepare(VALUE cls, VALUE device)
+{
+    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;
+
+    doc->doc->prepare(doc->doc, &dev);
+    return cls;
+}
+
+
 // ---------------------- global functions ----------------------------------
 
 VALUE gfx_setparameter(VALUE module, VALUE _key, VALUE _value)
@@ -667,6 +713,7 @@ void Init_gfx()
     rb_define_method(Document, "initialize", doc_initialize, 1);
     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);
     
     Bitmap = rb_define_class_under(GFX, "Bitmap", rb_cObject);
     rb_define_method(Bitmap, "save_jpeg", image_save_jpeg, 2);
@@ -674,6 +721,7 @@ void Init_gfx()
     rb_define_method(Bitmap, "width", image_width, 0);
     rb_define_method(Bitmap, "height", image_height, 0);
     rb_define_method(Bitmap, "rescale", image_rescale, 2);
+    rb_define_method(Bitmap, "has_alpha", image_has_alpha, 0);
     
     Glyph = rb_define_class_under(GFX, "Glyph", rb_cObject);
     rb_define_method(Glyph, "polygon", glyph_polygon, 0);