exporter optimizer twicks

Assets/FlashTools/Tools/FlashExport.jsfl

@@ -34,7 +34,7 @@ if (!Function.prototype.bind) {
 
 	var ft = {
 		profile_mode             : false,
-		verbose_mode             : true,
+		verbose_mode             : false,
 		optimize_static_items    : true,
 		optimize_single_graphics : true
 	};
@@ -93,7 +93,8 @@ if (!Function.prototype.bind) {
 		ft.profile_function_stack.push({
 			msg: msg,
 			level: ft.profile_function_level,
-			time  : 0});
+			time: 0
+		});
 		++ft.profile_function_level;
 		var func_time = ft.get_call_function_time(func);
 		--ft.profile_function_level;
@@ -244,6 +245,7 @@ if (!Function.prototype.bind) {
 	};
 
 	ftdoc.full_exit_edit_mode = function (doc) {
+		ft.type_assert(doc, Document);
 		for (var i = 0; i < 100; ++i) {
 			doc.exitEditMode();
 		}
@@ -314,6 +316,18 @@ if (!Function.prototype.bind) {
 		return item.itemType == "graphic" || item.itemType == "movie clip";
 	};
 	
+	ftlib.find_item_by_name = function (library, item_name) {
+		ft.type_assert(library, Library);
+		ft.type_assert(item_name, 'string');
+		for (var i = 0; i < library.items.length; ++i) {
+			var item = library.items[i];
+			if (item.name == item_name) {
+				return item;
+			}
+		}
+		return null;
+	};
+
 	ftlib.edit_all_items = function (doc, library, func, filter) {
 		ft.type_assert(doc, Document);
 		ft.type_assert(library, Library);
@@ -332,7 +346,7 @@ if (!Function.prototype.bind) {
 		ft.type_assert(library, Library);
 		ft.type_assert(func, Function);
 		ftlib.edit_all_items(doc, library, func, ftlib.is_symbol_item);
-	}
+	};
 
 	ftlib.unlock_all_timelines = function (doc, library) {
 		ft.type_assert(doc, Document);
@@ -349,11 +363,16 @@ if (!Function.prototype.bind) {
 		var replaces = {};
 		ft.array_reverse_foreach(library.items, function (item) {
 			var new_item_name = ft.gen_unique_name();
-			ftlib.bake_symbol_item(doc, library, item.name, new_item_name, 0);
+			if (ftlib.bake_symbol_item(doc, library, item.name, new_item_name, 0)) {
 				replaces[item.name] = new_item_name;
 				if (ft.verbose_mode) {
 					ft.trace_fmt("Optimize static item: '{0}'", item.name);
 				}
+			} else {
+				if (ft.verbose_mode) {
+					ft.trace_fmt("NOT Optimize static item: '{0}'", item.name);
+				}
+			}
 		}, function (item) {
 			return ftlib.is_symbol_item(item) && fttim.is_static(item.timeline);
 		});
@@ -371,9 +390,37 @@ if (!Function.prototype.bind) {
 		ft.type_assert(new_item_name, 'string');
 		ft.type_assert(first_frame, 'number');
 		
-		if (!library.itemExists(new_item_name)) {
+		if (library.itemExists(new_item_name)) {
-			library.addNewItem("graphic", new_item_name);
+			return true;
-			if (library.editItem(new_item_name)) {
+		}
+		
+		var item = ftlib.find_item_by_name(library, item_name);
+		if (!item) {
+			return false;
+		}
+		
+		var item_frame_area = fttim.calculate_frame_area(item.timeline, first_frame);
+		var item_elems_area = fttim.calculate_elems_area(item.timeline, first_frame);
+		
+		if (ft.verbose_mode) {
+			ft.trace_fmt(
+				"Library item: '{0}'\n- frame area: {1}\n- elems area: {2}",
+				item_name, item_frame_area, item_elems_area);
+		}
+		
+		if (item_frame_area >= item_elems_area) {
+			return false;
+		}
+
+		if (!library.addNewItem("graphic", new_item_name)) {
+			return false;
+		}
+		
+		if (!library.editItem(new_item_name)) {
+			library.deleteItem(new_item_name);
+			return false;
+		}
+		
 		if (library.addItemToDocument({x: 0, y: 0}, item_name)) {
 			var new_item_elem = doc.selection[0];
 			new_item_elem.symbolType = "graphic";
@@ -382,9 +429,11 @@ if (!Function.prototype.bind) {
 			new_item_elem.transformX = 0;
 			new_item_elem.transformY = 0;
 			doc.convertSelectionToBitmap();
-				}
+			return true;
+		} else {
 			doc.exitEditMode();
-			}
+			library.deleteItem(new_item_name);
+			return false;
 		}
 	};
 
@@ -446,6 +495,7 @@ if (!Function.prototype.bind) {
 
 	fttim.is_keyframe = function (frame, frame_index) {
 		ft.type_assert(frame, Frame);
+		ft.type_assert(frame_index, 'number');
 		return frame.startFrame == frame_index;
 	};
 	
@@ -457,6 +507,46 @@ if (!Function.prototype.bind) {
 		});
 	};
 
+	fttim.calculate_elems_area = function (timeline, frame_index) {
+		ft.type_assert(timeline, Timeline);
+		ft.type_assert(frame_index, 'number');
+		return ft.array_foldl(timeline.layers, function (layer, acc) {
+			if (frame_index >= 0 && frame_index < layer.frames.length) {
+				return ft.array_foldl(layer.frames[frame_index].elements, function (elem, acc2) {
+					return acc2 + Math.round(elem.width) * Math.round(elem.height);
+				}, acc);
+			} else {
+				return acc;
+			}
+		}, 0);
+	};
+	
+	fttim.calculate_frame_area = function (timeline, frame_index) {
+		ft.type_assert(timeline, Timeline);
+		ft.type_assert(frame_index, 'number');
+		var bounds = ft.array_foldl(timeline.layers, function (layer, acc) {
+			if (frame_index >= 0 && frame_index < layer.frames.length) {
+				return ft.array_foldl(layer.frames[frame_index].elements, function (elem, acc2) {
+					acc2.left   = Math.min(acc2.left,   elem.left);
+					acc2.right  = Math.max(acc2.right,  elem.left + elem.width);
+					acc2.top    = Math.min(acc2.top,    elem.top);
+					acc2.bottom = Math.max(acc2.bottom, elem.top + elem.height);
+					return acc2;
+				}, acc);
+			} else {
+				return acc;
+			}
+		}, {
+			left:   Number.POSITIVE_INFINITY,
+			right:  Number.NEGATIVE_INFINITY,
+			top:    Number.POSITIVE_INFINITY,
+			bottom: Number.NEGATIVE_INFINITY
+		});
+		var frame_width  = Math.max(0, bounds.right  - bounds.left);
+		var frame_height = Math.max(0, bounds.bottom - bounds.top);
+		return Math.round(frame_width) * Math.round(frame_height);
+	}
+
 	fttim.replace_baked_symbols = function (doc, timeline, replaces) {
 		ft.type_assert(doc, Document);
 		ft.type_assert(timeline, Timeline);
@@ -484,13 +574,11 @@ if (!Function.prototype.bind) {
 				ft.array_foreach(frame.elements, function (elem) {
 					var lib_item_name = elem.libraryItem.name;
 					var lib_item_cache_name = "ft_cache_name_" + lib_item_name + "_" + elem.firstFrame;
-					ftlib.bake_symbol_item(doc, doc.library, lib_item_name, lib_item_cache_name, elem.firstFrame);
+					if (ftlib.bake_symbol_item(doc, doc.library, lib_item_name, lib_item_cache_name, elem.firstFrame)) {
-					
 						if (ft.verbose_mode) {
 							ft.trace_fmt("Optimize single graphic '{0}' for frame '{1}' in '{2}'",
 								lib_item_name, elem.firstFrame, timeline.name);
 						}
-					
 						if (opt_item == null || doc.library.editItem(opt_item.name)) {
 							if (timeline.currentFrame != frame_index) {
 								timeline.currentFrame = frame_index;
@@ -501,6 +589,12 @@ if (!Function.prototype.bind) {
 							doc.selection[0].firstFrame = 0;
 							doc.exitEditMode();
 						}
+					} else {
+						if (ft.verbose_mode) {
+							ft.trace_fmt("NOT Optimize single graphic '{0}' for frame '{1}' in '{2}'",
+								lib_item_name, elem.firstFrame, timeline.name);
+						}
+					}
 				}, function (elem) {
 					return fttim.is_symbol_graphic_single_frame_instance(elem) && !fttim.is_static(elem.libraryItem.timeline);
 				});
@@ -516,9 +610,7 @@ if (!Function.prototype.bind) {
 		return ft.array_foldl(timeline.layers, function (layer, acc) {
 			return ft.array_foldl(layer.frames, function (frame, acc2) {
 				return ft.array_foldl(frame.elements, function (elem, acc3) {
-					return acc3 && fttim.is_symbol_instance(elem)
+					return acc3 && fttim.is_symbol_instance(elem) ? elem.blendMode != "erase" && (fttim.is_symbol_graphic_single_frame_instance(elem) || fttim.is_static(elem.libraryItem.timeline)) : acc3;
-						? elem.blendMode != "erase" && (fttim.is_symbol_graphic_single_frame_instance(elem) || fttim.is_static(elem.libraryItem.timeline))
-						: acc3;
 				}, acc2);
 			}, acc);
 		}, true);