add drawtext to lua
git-svn-id: http://skia.googlecode.com/svn/trunk@9477 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/utils/SkLua.cpp b/src/utils/SkLua.cpp
index bd453e3..e56e585 100644
--- a/src/utils/SkLua.cpp
+++ b/src/utils/SkLua.cpp
@@ -32,6 +32,7 @@
DEF_MTNAME(SkRRect)
DEF_MTNAME(SkPath)
DEF_MTNAME(SkPaint)
+DEF_MTNAME(SkTypeface)
template <typename T> T* push_new(lua_State* L) {
T* addr = (T*)lua_newuserdata(L, sizeof(T));
@@ -286,6 +287,21 @@
return 0;
}
+static int lcanvas_drawText(lua_State* L) {
+ if (lua_gettop(L) < 5) {
+ return 0;
+ }
+
+ if (lua_isstring(L, 2) && lua_isnumber(L, 3) && lua_isnumber(L, 4)) {
+ size_t len;
+ const char* text = lua_tolstring(L, 2, &len);
+ get_ref<SkCanvas>(L, 1)->drawText(text, len,
+ lua2scalar(L, 3), lua2scalar(L, 4),
+ *get_obj<SkPaint>(L, 5));
+ }
+ return 0;
+}
+
static int lcanvas_getSaveCount(lua_State* L) {
lua_pushnumber(L, get_ref<SkCanvas>(L, 1)->getSaveCount());
return 1;
@@ -312,6 +328,7 @@
{ "drawOval", lcanvas_drawOval },
{ "drawCircle", lcanvas_drawCircle },
{ "drawPath", lcanvas_drawPath },
+ { "drawText", lcanvas_drawText },
{ "getSaveCount", lcanvas_getSaveCount },
{ "getTotalMatrix", lcanvas_getTotalMatrix },
{ "translate", lcanvas_translate },
@@ -351,6 +368,16 @@
return 0;
}
+static int lpaint_getTypeface(lua_State* L) {
+ push_ref(L, get_obj<SkPaint>(L, 1)->getTypeface());
+ return 1;
+}
+
+static int lpaint_setTypeface(lua_State* L) {
+ get_obj<SkPaint>(L, 1)->setTypeface(get_ref<SkTypeface>(L, 2));
+ return 0;
+}
+
static int lpaint_getFontID(lua_State* L) {
SkTypeface* face = get_obj<SkPaint>(L, 1)->getTypeface();
SkLua(L).pushU32(SkTypeface::UniqueID(face));
@@ -369,6 +396,8 @@
{ "setColor", lpaint_setColor },
{ "getTextSize", lpaint_getTextSize },
{ "setTextSize", lpaint_setTextSize },
+ { "getTypeface", lpaint_getTypeface },
+ { "setTypeface", lpaint_setTypeface },
{ "getFontID", lpaint_getFontID },
{ "__gc", lpaint_gc },
{ NULL, NULL }
@@ -530,6 +559,18 @@
///////////////////////////////////////////////////////////////////////////////
+static int ltypeface_gc(lua_State* L) {
+ get_ref<SkTypeface>(L, 1)->unref();
+ return 0;
+}
+
+static const struct luaL_Reg gSkTypeface_Methods[] = {
+ { "__gc", ltypeface_gc },
+ { NULL, NULL }
+};
+
+///////////////////////////////////////////////////////////////////////////////
+
class AutoCallLua {
public:
AutoCallLua(lua_State* L, const char func[], const char verb[]) : fL(L) {
@@ -574,12 +615,28 @@
return 1;
}
-static const struct luaL_Reg gSk_Functions[] = {
- { "newPaint", lsk_newPaint },
- { "newPath", lsk_newPath },
- { "newRRect", lsk_newRRect },
- { NULL, NULL }
-};
+static int lsk_newTypeface(lua_State* L) {
+ const char* name = NULL;
+ int style = SkTypeface::kNormal;
+
+ int count = lua_gettop(L);
+ if (count > 0 && lua_isstring(L, 1)) {
+ name = lua_tolstring(L, 1, NULL);
+ if (count > 1 && lua_isnumber(L, 2)) {
+ style = lua_tointegerx(L, 2, NULL) & SkTypeface::kBoldItalic;
+ }
+ }
+
+ SkTypeface* face = SkTypeface::CreateFromName(name,
+ (SkTypeface::Style)style);
+// SkDebugf("---- name <%s> style=%d, face=%p ref=%d\n", name, style, face, face->getRefCnt());
+ if (NULL == face) {
+ face = SkTypeface::RefDefault();
+ }
+ push_ref(L, face);
+ face->unref();
+ return 1;
+}
static void register_Sk(lua_State* L) {
lua_newtable(L);
@@ -590,6 +647,7 @@
setfield_function(L, "newPaint", lsk_newPaint);
setfield_function(L, "newPath", lsk_newPath);
setfield_function(L, "newRRect", lsk_newRRect);
+ setfield_function(L, "newTypeface", lsk_newTypeface);
lua_pop(L, 1); // pop off the Sk table
}
@@ -608,4 +666,5 @@
REG_CLASS(L, SkPath);
REG_CLASS(L, SkPaint);
REG_CLASS(L, SkRRect);
+ REG_CLASS(L, SkTypeface);
}