infra wasm: migrate wasm into bindings.

meson.build

@@ -83,6 +83,10 @@ if get_option('bindings').contains('capi') == true
     config_h.set10('THORVG_CAPI_BINDING_SUPPORT', true)
 endif
 
+if get_option('bindings').contains('wasm') == true
+    config_h.set10('THORVG_WASM_BINDING_SUPPORT', true)
+endif
+
 #Log
 if get_option('log') == true
     config_h.set10('THORVG_LOG_ENABLED', true)
@@ -126,12 +130,13 @@ Summary:
     Loader (WEBP_BETA):    @10@
     Loader (LOTTIE_BETA):  @11@
     Saver (TVG):           @12@
-    CAPI Binding:          @13@
+    Binding (CAPI):        @13@
-    Log Message:           @14@
+    Binding (WASM):        @14@
-    Tests:                 @15@
+    Log Message:           @15@
-    Examples:              @16@
+    Tests:                 @16@
-    Tool (Svg2Tvg):        @17@
+    Examples:              @17@
-    Tool (Svg2Png):        @18@
+    Tool (Svg2Tvg):        @18@
+    Tool (Svg2Png):        @19@
 
 '''.format(
         meson.project_version(),
@@ -148,6 +153,7 @@ Summary:
         get_option('loaders').contains('lottie_beta'),
         all_savers or get_option('savers').contains('tvg'),
         get_option('bindings').contains('capi'),
+        get_option('bindings').contains('wasm'),
         get_option('log'),
         get_option('tests'),
         get_option('examples'),

meson_options.txt

@@ -23,7 +23,7 @@ option('vector',
 
 option('bindings',
    type: 'array',
-   choices: ['', 'capi'],
+   choices: ['', 'capi', 'wasm'],
    value: [''],
    description: 'Enable API bindings')
 

src/bindings/meson.build

@@ -1,3 +1,7 @@
 if get_option('bindings').contains('capi') == true
     subdir('capi')
 endif
+
+if get_option('bindings').contains('wasm') == true
+    subdir('wasm')
+endif

src/bindings/wasm/meson.build

@@ -0,0 +1,13 @@
+if (cc.get_id() == 'emscripten')
+    source_file = files('tvgWasm.cpp')
+    thorvg_wasm_dep = declare_dependency(include_directories
+                                         : include_directories('.'), sources
+                                         : source_file)
+    executable('thorvg-wasm',
+        [],
+        include_directories : headers,
+        dependencies : [thorvg_lib_dep, thorvg_wasm_dep],
+        )
+else
+    message('wasm compiler is not the emscripten!')
+endif

src/meson.build

@@ -60,16 +60,6 @@ thorvg_lib = library(
     override_options       : override_options
 )
 
-if (cc.get_id() == 'emscripten')
-    subdir('wasm')
-
-    executable('thorvg-wasm',
-        [],
-        include_directories : headers,
-        dependencies : [thorvg_lib_dep, thorvg_wasm_dep],
-        )
-endif
-
 pkg_mod = import('pkgconfig')
 
 pkg_mod.generate(

src/wasm/meson.build

@@ -1,5 +0,0 @@
-source_file = files('thorvgwasm.cpp')
-
-    thorvg_wasm_dep = declare_dependency(include_directories
-                                         : include_directories('.'), sources
-                                         : source_file)

wasm_build.sh

@@ -1,12 +1,12 @@
 #!/bin/bash
 
+#https://github.com/thorvg/thorvg/wiki/ThorVG-Viewer-Development-Guide
+
 if [ ! -d "./build_wasm" ]; then
     sed "s|EMSDK:|$1|g" wasm_cross.txt > /tmp/.wasm_cross.txt
-    meson -Db_lto=true -Ddefault_library=static -Dstatic=true -Dloaders="all, lottie_beta" -Dsavers="all" -Dlog=true --cross-file /tmp/.wasm_cross.txt build_wasm
+    meson -Db_lto=true -Ddefault_library=static -Dstatic=true -Dloaders="all, lottie_beta" -Dsavers="all" -Dbindings="wasm" -Dlog=true --cross-file /tmp/.wasm_cross.txt build_wasm
     cp ./test/wasm/wasm_test.html build_wasm/src/index.html
 fi
 
 ninja -C build_wasm/
-echo "RESULT:"
+ls -lrt build_wasm/src/bindings/wasm/thorvg-wasm.*
-echo " thorvg-wasm.wasm and thorvg-wasm.js can be found in build_wasm/src folder"
-ls -lrt build_wasm/src/thorvg-wasm.*