Function agg2RenderEllipseSymbol

mapagg.cpp:535–567

}

int agg2RenderEllipseSymbol(imageObj *image, double x, double y,
        symbolObj *symbol, symbolStyleObj * style) {
	AGG2Renderer *r = AGG_RENDERER(image);
	mapserver::path_storage path;
	mapserver::ellipse ellipse(x,y,symbol->sizex*style->scale/2,symbol->sizey*style->scale/2);
	path.concat_path(ellipse);
	if( style->rotation != 0) {
		mapserver::trans_affine mtx;
		mtx *= mapserver::trans_affine_translation(-x,-y);
		/*agg angles are antitrigonometric*/
		mtx *= mapserver::trans_affine_rotation(-style->rotation);
		mtx *= mapserver::trans_affine_translation(x,y);
		path.transform(mtx);
	}
	
	if(style->color) {
		r->m_rasterizer_aa.reset();
		r->m_rasterizer_aa.filling_rule(mapserver::fill_even_odd);
		r->m_rasterizer_aa.add_path(path);
		r->m_renderer_scanline.color(aggColor(style->color));
		mapserver::render_scanlines(r->m_rasterizer_aa, r->sl_line, r->m_renderer_scanline);
	}
	if(style->outlinewidth) {
		r->m_rasterizer_aa.reset();
		r->m_rasterizer_aa.filling_rule(mapserver::fill_non_zero);
		mapserver::conv_stroke<mapserver::path_storage> stroke(path);
		stroke.width(style->outlinewidth);
		r->m_rasterizer_aa.add_path(stroke);
		r->m_renderer_scanline.color(aggColor(style->outlinecolor));
		mapserver::render_scanlines(r->m_rasterizer_aa, r->sl_poly, r->m_renderer_scanline);				
	}
	return MS_SUCCESS;
}

int agg2RenderTruetypeSymbol(imageObj *img, double x, double y,
        symbolObj *symbol, symbolStyleObj * style) {