Implement motion_gotoxy block

Author: adazem009

src/blocks/motionblocks.cpp

@@ -42,6 +42,7 @@ void MotionBlocks::registerBlocks(IEngine *engine)
     engine->addCompileFunction(this, "motion_turnleft", &compileTurnLeft);
     engine->addCompileFunction(this, "motion_pointindirection", &compilePointInDirection);
     engine->addCompileFunction(this, "motion_pointtowards", &compilePointTowards);
+    engine->addCompileFunction(this, "motion_gotoxy", &compileGoToXY);
 }
 
 CompilerValue *MotionBlocks::compileMoveSteps(Compiler *compiler)
@@ -113,6 +114,17 @@ CompilerValue *MotionBlocks::compilePointTowards(Compiler *compiler)
     return nullptr;
 }
 
+CompilerValue *MotionBlocks::compileGoToXY(Compiler *compiler)
+{
+    if (!compiler->target()->isStage()) {
+        CompilerValue *x = compiler->addInput("X");
+        CompilerValue *y = compiler->addInput("Y");
+        compiler->addTargetFunctionCall("motion_gotoxy", Compiler::StaticType::Void, { Compiler::StaticType::Number, Compiler::StaticType::Number }, { x, y });
+    }
+
+    return nullptr;
+}
+
 extern "C" void motion_movesteps(Sprite *sprite, double steps)
 {
     double dir = sprite->direction();
@@ -196,3 +208,8 @@ extern "C" void motion_pointtowards(ExecutionContext *ctx, const StringPtr *towa
         }
     }
 }
+
+extern "C" void motion_gotoxy(Sprite *sprite, double x, double y)
+{
+    sprite->setPosition(x, y);
+}

src/blocks/motionblocks.h

@@ -22,6 +22,7 @@ class MotionBlocks : public IExtension
         static CompilerValue *compileTurnLeft(Compiler *compiler);
         static CompilerValue *compilePointInDirection(Compiler *compiler);
         static CompilerValue *compilePointTowards(Compiler *compiler);
+        static CompilerValue *compileGoToXY(Compiler *compiler);
 };
 
 } // namespace libscratchcpp

test/blocks/motion_blocks_test.cpp

@@ -436,3 +436,37 @@ TEST_F(MotionBlocksTest, PointTowardsSprite)
         builder.run();
     }
 }
+
+TEST_F(MotionBlocksTest, GoToXY)
+{
+    {
+        auto sprite = std::make_shared<Sprite>();
+        ScriptBuilder builder(m_extension.get(), m_engine, sprite);
+
+        builder.addBlock("motion_gotoxy");
+        builder.addValueInput("X", -55.2);
+        builder.addValueInput("Y", 23.254);
+
+        sprite->setX(51.28);
+        sprite->setY(-0.5);
+
+        builder.build();
+        builder.run();
+        ASSERT_EQ(sprite->x(), -55.2);
+        ASSERT_EQ(sprite->y(), 23.254);
+    }
+
+    m_engine->clear();
+
+    {
+        auto stage = std::make_shared<Stage>();
+        ScriptBuilder builder(m_extension.get(), m_engine, stage);
+
+        builder.addBlock("motion_gotoxy");
+        builder.addValueInput("X", -55.2);
+        builder.addValueInput("Y", 23.254);
+
+        builder.build();
+        builder.run();
+    }
+}