Ticket #40109: rasterize_svg_icon.diff

port1.0/group/app-1.0.tcl

@@ -87 +87 @@
 # The default is empty; if no icon graphic is available for this software, this
 # is fine. You can supply the path to an existing .icns file, or the path to a
 # .png or other graphic file that the makeicns program can convert. A build
-# dependency on makeicns will be automatically added if needed. Paths may
-# absolute or relative to ${worksrcpath}.
+# dependency on makeicns will be automatically added if needed. You can also
+# supply the path to a .svg file and it will be rasterized to the different icon
+# formats. A build dependency on librsvg will be automatically added if needed.
+# Paths may be absolute or relative to ${worksrcpath}.
 #
 # Relates to Info.plist key CFBundleIconFile.
 
@@ -192 +194 @@
                 if {[file extension ${icon}] == ".icns"} {
                     xinstall -m 644 ${icon} ${destroot}${applications_dir}/${app.name}.app/Contents/Resources/${app.name}.icns
 
+                # If app.icon is svg, rasterize and convert it.
+                } elseif {[file extension ${icon}] == ".svg"} {
+                    set makeicnsargs {}
+                    foreach w {16 32 128 256 512} {
+                        lappend makeicnsargs -$w ${worksrcpath}/${w}.png
+                        
+                        if {[catch {exec ${prefix}/bin/rsvg-convert -w $w -h $w ${icon} > ${worksrcpath}/$w.png }]} {
+                            return -code error "app.icon ${app.icon} could not be converted to png: $::errorInfo"
+                        }
+                    }
+                    if {[catch {eval exec ${prefix}/bin/makeicns $makeicnsargs -out ${destroot}${applications_dir}/${app.name}.app/Contents/Resources/${app.name}.icns 2>@1}]} {
+                        return -code error "app.icns could not be created: $::errorInfo"
+                    }
+                
                 # If app.icon is another type of image file, convert it.
                 } else {
                     if {[catch {exec ${prefix}/bin/makeicns -in ${icon} -out ${destroot}${applications_dir}/${app.name}.app/Contents/Resources/${app.name}.icns 2>@1}]} {
@@ -279 +295 @@
     } elseif {${needs_dep} && !${has_dep}} {
         depends_build-append port:makeicns
     }
+    set has_dep [expr {[info exists depends_build] ? [lsearch ${depends_build} port:librsvg] != -1 : 0}]
+    set needs_dep [expr {[file extension ${option}] == ".svg"}]
+    if {${has_dep} && !${needs_dep}} {
+        depends_build-delete port:librsvg
+    } elseif {${needs_dep} && !${has_dep}} {
+        depends_build-append port:librsvg
+    }
 }