Some tweaks in canvas api.

js/js.examples/js.examples.iml

@@ -2,8 +2,8 @@
 <module type="JAVA_MODULE" version="4">
   <component name="NewModuleRootManager" inherit-compiler-output="true">
     <exclude-output />
-    <content url="file://$MODULE_DIR$/src/html5/fancyLines">
+    <content url="file://$MODULE_DIR$/src/html5/creatures">
-      <sourceFolder url="file://$MODULE_DIR$/src/html5/fancyLines" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/html5/creatures" isTestSource="false" />
     </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />

js/js.examples/src/html5/creatures/main.kt

@@ -61,7 +61,7 @@ class Logo(override var pos : Vector) : Shape()
     fun drawLogo(state : CanvasState) {
         size = imageSize * (state.size.x / imageSize.x) * relSize
         // getKotlinLogo() is a 'magic' function here defined only for purposes of demonstration but in fact it just find an element containing the logo
-        state.context.drawImage(getKotlinLogo(), 0.0, 0.0, imageSize.x, imageSize.y, position.x, position.y, size.x, size.y)
+        state.context.drawImage(getKotlinLogo(), 0, 0, imageSize.x.toInt(), imageSize.y.toInt(), position.x.toInt(), position.y.toInt(), size.x.toInt(), size.y.toInt())
     }
 
     override fun draw(state : CanvasState) {

js/js.libraries/src/html5/canvas.kt

@@ -5,24 +5,24 @@ import js.DomElement
 
 native
 class Context() {
-    fun save() {
+    fun save() : Unit = js.noImpl
-    }
-    fun restore() {
-    }
 
-    fun scale(x : Double, y : Double) {
+    fun restore() : Unit = js.noImpl
-    }
+
-    fun rotate(angle : Double) {
+
-    }
+    fun scale(x : Double, y : Double) : Unit = js.noImpl
-    fun translate(x : Double, y : Double) {
+
-    }
+    fun rotate(angle : Double) : Unit = js.noImpl
+
+    fun translate(x : Double, y : Double) : Unit = js.noImpl
+
+
+    fun clearRect(x : Double, y : Double, w : Double, h : Double) : Unit = js.noImpl
+
+    fun fillRect(x : Double, y : Double, w : Double, h : Double) : Unit = js.noImpl
+
+    fun strokeRect(x : Double, y : Double, w : Double, h : Double) : Unit = js.noImpl
 
-    fun clearRect(x : Double, y : Double, w : Double, h : Double) {
-    }
-    fun fillRect(x : Double, y : Double, w : Double, h : Double) {
-    }
-    fun strokeRect(x : Double, y : Double, w : Double, h : Double) {
-    }
 
     var globalAlpha : Double = 1.0;
     var strokeStyle : Any = ""
@@ -34,49 +34,47 @@ class Context() {
     var shadowColor : String = ""
     var font : String = ""
 
-    fun beginPath() {
+    fun beginPath() : Unit = js.noImpl
-    }
-    fun moveTo(x : Double, y : Double) {
-    }
-    fun closePath() {
-    }
 
-    fun lineTo(x : Double, y : Double) {
+    fun moveTo(x : Double, y : Double) : Unit = js.noImpl
-    }
-    fun quadraticCurveTo(cpx : Double, cpy : Double, x : Double, y : Double) {
-    }
-    fun bezierCurveTo(cp1x : Double, cp1y : Double, cp2x : Double, cp2y : Double, x : Double, y : Double) {
-    }
-    fun arcTo(x1 : Double, y1 : Double, x2 : Double, y2 : Double, radius : Double) {
-    }
-    fun arc(x : Double, y : Double, radius : Double, startAngle : Double, endAngle : Double, anticlockwise : Boolean) {
-    }
 
-    fun rect(x : Double, y : Double, w : Double, h : Double) {
+    fun closePath() : Unit = js.noImpl
-    }
+
-    fun fill() {
+
-    }
+    fun lineTo(x : Double, y : Double) : Unit = js.noImpl
-    fun stroke() {
+
-    }
+    fun quadraticCurveTo(cpx : Double, cpy : Double, x : Double, y : Double) : Unit = js.noImpl
+
+    fun bezierCurveTo(cp1x : Double, cp1y : Double, cp2x : Double, cp2y : Double, x : Double, y : Double) : Unit = js.noImpl
+
+    fun arcTo(x1 : Double, y1 : Double, x2 : Double, y2 : Double, radius : Double) : Unit = js.noImpl
+
+    fun arc(x : Double, y : Double, radius : Double, startAngle : Double, endAngle : Double, anticlockwise : Boolean) : Unit = js.noImpl
+
+
+    fun rect(x : Double, y : Double, w : Double, h : Double) : Unit = js.noImpl
+
+    fun fill() : Unit = js.noImpl
+
+    fun stroke() : Unit = js.noImpl
+
+
+    fun fillText(text : String, x : Double, y : Double) : Unit = js.noImpl
+
+    fun fillText(text : String, x : Double, y : Double, maxWidth : Double) : Unit = js.noImpl
+
+    fun strokeText(text : String, x : Double, y : Double) : Unit = js.noImpl
+
+    fun strokeText(text : String, x : Double, y : Double, maxWidth : Double) : Unit = js.noImpl
 
-    fun fillText(text : String, x : Double, y : Double) {
-    }
-    fun fillText(text : String, x : Double, y : Double, maxWidth : Double) {
-    }
-    fun strokeText(text : String, x : Double, y : Double) {
-    }
-    fun strokeText(text : String, x : Double, y : Double, maxWidth : Double) {
-    }
 
     fun measureText(text : String) : TextMetrics = TextMetrics();
 
-    fun drawImage(image : HTMLImageElement, dx : Double, dy : Double) {
+    fun drawImage(image : HTMLImageElement, dx : Int, dy : Int) : Unit = js.noImpl
-    }
+    fun drawImage(image : HTMLImageElement, dx : Int, dy : Int, dw : Int, dh : Int) : Unit = js.noImpl
-    fun drawImage(image : HTMLImageElement, dx: Double, dy: Double, dw: Double, dh: Double) {
+    fun drawImage(image : HTMLImageElement, sx : Int, sy : Int,
-    }
+            sw : Int, sh : Int, dx : Int, dy : Int, dw : Int, dh : Int) : Unit = js.noImpl
-    fun drawImage(image : HTMLImageElement, sx: Double, sy: Double,
+
-            sw: Double, sh: Double, dx: Double, dy: Double, dw: Double, dh: Double) {
-    }
 
     fun createLinearGradient(x0 : Double, y0 : Double, x1 : Double, y1 : Double) : CanvasGradient = CanvasGradient()
     fun createRadialGradient(x0 : Double, y0 : Double, r0 : Double, x1 : Double, y1 : Double, r1 : Double) : CanvasGradient = CanvasGradient();
@@ -85,16 +83,19 @@ class Context() {
     fun putImageData(data : ImageData, dx : Int, dy : Int) : Unit = js.noImpl
 }
 
+
 native
 open class HTMLImageElement() : DomElement() {
 }
 
+
 native
 class CanvasGradient() {
-    fun addColorStop(offset : Double, color : String) {
+    fun addColorStop(offset : Double, color : String) : Unit = js.noImpl
-    }
 }
 
+
+
 native
 class ImageData() {
     //    readonly attribute unsigned long width;
@@ -106,6 +107,7 @@ class ImageData() {
 }
 
 
+
 native
 class Canvas() : DomElement() {
     var width : Int = js.noImpl;
@@ -116,17 +118,19 @@ class Canvas() : DomElement() {
     fun toDataURL(typ : String) : String = js.noImpl
 }
 
+
 native
 class TextMetrics() {
-    val width : Int = 0
+    val width : Int = js.noImpl
 }
 
+
 /*custom helpers*/
 native
-fun getContext() : Context = Context();
+fun getContext() : Context = js.noImpl
 native
-fun getCanvas() : Canvas = Canvas();
+fun getCanvas() : Canvas = js.noImpl
 native
-fun getKotlinLogo() : HTMLImageElement = HTMLImageElement();
+fun getKotlinLogo() : HTMLImageElement = js.noImpl
 native
-fun getImage(src: String) : HTMLImageElement = HTMLImageElement();
+fun getImage(src : String) : HTMLImageElement = js.noImpl

js/js.translator/src/org/jetbrains/k2js/translate/intrinsic/Intrinsics.java

@@ -84,6 +84,8 @@ public final class Intrinsics {
         declareBooleanIntrinsics();
         FunctionDescriptor intToDouble = getFunctionByName(library.getInt().getDefaultType().getMemberScope(), "toDouble");
         functionIntrinsics.put(intToDouble, ReturnReceiverIntrinsic.INSTANCE);
+        FunctionDescriptor doubleToInt = getFunctionByName(library.getDouble().getDefaultType().getMemberScope(), "toInt");
+        functionIntrinsics.put(doubleToInt, new CallStandardMethodIntrinsic("Math.floor", true, 0));
         FunctionDescriptor toStringFunction = getFunctionByName(library.getLibraryScope(), "toString");
         functionIntrinsics.put(toStringFunction, new BuiltInFunctionIntrinsic("toString"));
     }
@@ -144,7 +146,7 @@ public final class Intrinsics {
         FunctionDescriptor iteratorFunction = getFunctionByName(arrayMemberScope, "iterator");
         functionIntrinsics.put(iteratorFunction, new CallStandardMethodIntrinsic("Kotlin.arrayIterator", true, 0));
         ConstructorDescriptor arrayConstructor =
-                ((ClassDescriptor) arrayMemberScope.getContainingDeclaration()).getConstructors().iterator().next();
+            ((ClassDescriptor)arrayMemberScope.getContainingDeclaration()).getConstructors().iterator().next();
         functionIntrinsics.put(arrayConstructor, new CallStandardMethodIntrinsic("Kotlin.arrayFromFun", false, 2));
     }
 
@@ -199,7 +201,7 @@ public final class Intrinsics {
     public boolean isIntrinsic(@NotNull DeclarationDescriptor descriptor) {
         //NOTE: that if we want to add other intrinsics we have to modify this method
         if (descriptor instanceof FunctionDescriptor) {
-            FunctionDescriptor functionDescriptor = (FunctionDescriptor) descriptor.getOriginal();
+            FunctionDescriptor functionDescriptor = (FunctionDescriptor)descriptor.getOriginal();
             return (equalsIntrinsics.containsKey(functionDescriptor) ||
                     compareToIntrinsics.containsKey(functionDescriptor) ||
                     functionIntrinsics.containsKey(functionDescriptor));
@@ -289,5 +291,4 @@ public final class Intrinsics {
             return !DescriptorUtils.hasParameters(descriptor);
         }
     }
-
 }

js/js.translator/src/org/jetbrains/k2js/translate/utils/DescriptorUtils.java

@@ -152,11 +152,13 @@ public final class DescriptorUtils {
 
     @NotNull
     public static String getNameForNamespace(@NotNull NamespaceDescriptor descriptor) {
-        if (descriptor.getContainingDeclaration() instanceof ModuleDescriptor) {
+        //if (descriptor.getContainingDeclaration() instanceof ModuleDescriptor) {
+        //    return Namer.getAnonymousNamespaceName();
+        //} else
+        if (descriptor.getName().isEmpty()) {
             return Namer.getAnonymousNamespaceName();
-        } else if (descriptor.getName().equals("")) {
+        }
-            return Namer.getAnonymousNamespaceName();
+        else {
-        } else {
             return descriptor.getName();
         }
     }