ImageQuality
/**
* Copyright umhr ( http://wonderfl.net/user/umhr )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/8mEM
*/
package
{
import flash.display.Sprite;
import flash.display.StageQuality;
import flash.events.Event;
/**
* ...
* 参考
* http://cuaoar.jp/2012/04/flash-player-113-bittmap.html
* @author umhr
*/
public class WonderflMain extends Sprite
{
public function WonderflMain():void
{
if (stage) init();
else addEventListener(Event.ADDED_TO_STAGE, init);
}
private function init(e:Event = null):void
{
removeEventListener(Event.ADDED_TO_STAGE, init);
// entry point
stage.scaleMode = "noScale";
stage.align = "TL";
addChild(new Canvas());
}
}
}
import com.bit101.components.CheckBox;
import com.bit101.components.ComboBox;
import com.bit101.components.Label;
import com.bit101.components.NumericStepper;
import com.bit101.components.Style;
import flash.display.Bitmap;
import flash.display.BitmapData;
import flash.display.DisplayObject;
import flash.display.GraphicsPathCommand;
import flash.display.PixelSnapping;
import flash.display.Shape;
import flash.display.Sprite;
import flash.display.StageQuality;
import flash.events.Event;
import flash.events.MouseEvent;
import flash.geom.Matrix;
/**
* ...
* @author umhr
*/
class Canvas extends Sprite
{
private var _masterShape:Shape;
private var _drawCanvas:Sprite = new Sprite();
private var _checkBox:CheckBox;
private var _loupe:Loupe;
private var _numericStepper:NumericStepper;
private var _comboBox:ComboBox;
public function Canvas()
{
init();
}
private function init():void
{
if (stage) onInit();
else addEventListener(Event.ADDED_TO_STAGE, onInit);
}
private function onInit(event:Event = null):void
{
removeEventListener(Event.ADDED_TO_STAGE, onInit);
// entry point
Style.embedFonts = false;
Style.fontName = "PF Ronda Seven";
Style.fontSize = 10;
_checkBox = new CheckBox(this, 20, 175, "縮小時に回転", onRadio);
_checkBox.selected = true;
_numericStepper = new NumericStepper(this, 20, 150, onRadio);
_numericStepper.width = 55;
_numericStepper.value = 0;
new Label(this, 80, 150, "回転角度（degree）");
var qualityList:Array/*String*/ = ["StageQuality.LOW", "StageQuality.MEDIUM", "StageQuality.HIGH", "StageQuality.BEST", "StageQuality.HIGH_8X8", "StageQuality.HIGH_8X8_LINEAR", "StageQuality.HIGH_16X16", "StageQuality.HIGH_16X16_LINEAR"];
_comboBox = new ComboBox(this, 20, 190, "Choose a Quality", qualityList);
_comboBox.width = 180;
_comboBox.selectedIndex = 4;
_comboBox.addEventListener(Event.SELECT, onRadio);
new Label(this, 20, 5, "元Shape");
_masterShape = getShape(20, 20,true);
_numericStepper.value = 1;
addChild(_masterShape);
addChild(_drawCanvas);
draw();
_loupe = new Loupe();
_loupe.x = 10;
_loupe.y = 240;
addChild(_loupe);
addEventListener(MouseEvent.MOUSE_MOVE, mouseMove);
}
private function mouseMove(e:MouseEvent):void
{
_loupe.setZoom(this,stage.mouseX,stage.mouseY);
}
private function onRadio(e:Event):void {
draw();
}
private function draw():void {
var selectedItem:String = String(_comboBox.selectedItem);
if (_comboBox.selectedItem && selectedItem.substr(0,"StageQuality.".length) == "StageQuality.") {
selectedItem = selectedItem.substr("StageQuality.".length);
stage.quality = StageQuality[selectedItem];
}
while (_drawCanvas.numChildren > 0) {
_drawCanvas.removeChildAt(0);
}
_drawCanvas.addChild(new Label(this, 225, 0, "Shape自体を回転"));
_drawCanvas.addChild(getShape(225,13,false));
_drawCanvas.addChild(getBitmap(_masterShape,2,345,0));
// BitmapData
_drawCanvas.addChild(getBitmapByBitmapData(_masterShape,2,225,115));
_drawCanvas.addChild(getBitmapByBitmapData2(_masterShape, 2, 345, 115));
// Bitmap
_drawCanvas.addChild(getBitmapByBitmap(_masterShape,2,225,230));
_drawCanvas.addChild(getBitmapByBitmap2(_masterShape,2,345,230));
// Shape
_drawCanvas.addChild(getBitmapByShape(_masterShape,2,225,350));
_drawCanvas.addChild(getBitmapByShape2(_masterShape,2,345,350));
}
private function getBitmap(displayObject:DisplayObject, sampleScale:Number, x:int, y:int):Bitmap {
var rotation:int = _numericStepper.value;
_drawCanvas.addChild(new Label(this, x, y, "Bitmap自体を回転"));
var result:Bitmap = new Bitmap(new BitmapData(displayObject.width, displayObject.height, true, 0x0), PixelSnapping.AUTO, true);
result.bitmapData.draw(displayObject);
result.rotation = rotation;
result.x = x;
result.y = y+13;
return result;
}
private function getShape(x:int, y:int,isMoto:Boolean):Shape {
var rotation:int = _numericStepper.value;
var shape:Shape = new Shape();
shape.graphics.beginFill(0xFFFFFF);
shape.graphics.drawRect(0, 0, 100, 100);
shape.graphics.beginFill(0x000000);
shape.graphics.drawRect(2, 2, 96, 96);
shape.graphics.beginFill(0xFFFFFF);
shape.graphics.drawRect(4, 4, 92, 92);
for (var i:int = 2; i < 16; i++)
{
shape.graphics.beginFill(0x000000);
shape.graphics.drawRect(2+i*2, 2+i*2, 96-i*4, 96-i*4);
shape.graphics.beginFill(0xFFFFFF);
shape.graphics.drawRect(2+i*2+1, 2+i*2+1, 96-i*4-2, 96-i*4-2);
}
shape.graphics.endFill();
shape.x = x;
shape.y = y;
shape.rotation = rotation;
return shape;
}
private function getBitmapByBitmapData(displayObject:DisplayObject, sampleScale:Number, x:int, y:int):Bitmap {
var rotation:int = _numericStepper.value;
_drawCanvas.addChild(new Label(this, x, y, "BitmapDataにdraw"));
var tempBitmap:BitmapData = new BitmapData(displayObject.width*sampleScale, displayObject.height*sampleScale, true, 0x0);
var matrix:Matrix = new Matrix();
matrix.scale(sampleScale, sampleScale);
if (!_checkBox.selected) {
matrix.rotate(rotation * Math.PI / 180);
}
tempBitmap.draw(displayObject, matrix, null, null, null, true);
matrix.identity();
if (_checkBox.selected) {
matrix.rotate(rotation * Math.PI / 180);
}
matrix.scale(1 / sampleScale, 1 / sampleScale);
var result:Bitmap = new Bitmap(new BitmapData(displayObject.width, displayObject.height, true, 0x0), PixelSnapping.AUTO, true);
result.bitmapData.draw(tempBitmap, matrix, null, null, null, true);
result.smoothing = true;
result.x = x;
result.y = y+13;
return result;
}
private function getBitmapByBitmap(displayObject:DisplayObject, sampleScale:Number, x:int, y:int):Bitmap {
var rotation:int = _numericStepper.value;
_drawCanvas.addChild(new Label(this, x, y, "Bitmapにdraw"));
var tempBitmap:Bitmap = new Bitmap(new BitmapData(displayObject.width*sampleScale, displayObject.height*sampleScale, true, 0x0), PixelSnapping.AUTO, true);
var matrix:Matrix = new Matrix();
matrix.scale(sampleScale, sampleScale);
if (!_checkBox.selected) {
matrix.rotate(rotation * Math.PI / 180);
}
tempBitmap.bitmapData.draw(displayObject, matrix, null, null, null, true);
matrix.identity();
if (_checkBox.selected) {
matrix.rotate(rotation * Math.PI / 180);
}
matrix.scale(1 / sampleScale, 1 / sampleScale);
var result:Bitmap = new Bitmap(new BitmapData(displayObject.width, displayObject.height, true, 0x0), PixelSnapping.AUTO, true);
result.bitmapData.draw(tempBitmap, matrix, null, null, null, true);
result.x = x;
result.y = y+13;
return result;
}
private function getBitmapByBitmapData2(displayObject:DisplayObject, sampleScale:Number, x:int, y:int):Bitmap {
var rotation:int = _numericStepper.value;
_drawCanvas.addChild(new Label(this, x, y, "BitmapDataに2回draw"));
var tempBitmap:BitmapData = new BitmapData(displayObject.width*sampleScale, displayObject.height*sampleScale, true, 0x0);
var matrix:Matrix = new Matrix();
matrix.scale(sampleScale, sampleScale);
if (!_checkBox.selected) {
matrix.rotate(rotation * Math.PI / 180);
}
tempBitmap.draw(displayObject, matrix,null,null,null,true);
matrix.identity();
matrix.scale(1 / Math.sqrt(sampleScale), 1 / Math.sqrt(sampleScale));
if (_checkBox.selected) {
matrix.rotate(0.5 * rotation * Math.PI / 180);
}
var tempBitmap2:BitmapData = new BitmapData(Math.ceil(displayObject.width*Math.sqrt(sampleScale)), Math.ceil(displayObject.height*Math.sqrt(sampleScale)), true, 0x0);
tempBitmap2.draw(tempBitmap, matrix, null, null, null, true);
var result:Bitmap = new Bitmap(new BitmapData(displayObject.width, displayObject.height, true, 0x0), PixelSnapping.AUTO, true);
result.bitmapData.draw(tempBitmap2, matrix, null, null, null, true);
result.x = x;
result.y = y+13;
return result;
}
private function getBitmapByBitmap2(displayObject:DisplayObject,sampleScale:Number,x:int,y:int):Bitmap {
var rotation:int = _numericStepper.value;
_drawCanvas.addChild(new Label(this, x, y, "Bitmapに2回draw"));
var tempBitmap:Bitmap = new Bitmap(new BitmapData(displayObject.width*sampleScale, displayObject.height*sampleScale, true, 0x0), PixelSnapping.AUTO, true);
var matrix:Matrix = new Matrix();
matrix.scale(sampleScale, sampleScale);
if (!_checkBox.selected) {
matrix.rotate(rotation * Math.PI / 180);
}
tempBitmap.bitmapData.draw(displayObject, matrix,null,null,null,true);
matrix.identity();
matrix.scale(1 / Math.sqrt(sampleScale), 1 / Math.sqrt(sampleScale));
if (_checkBox.selected) {
matrix.rotate(0.5 * rotation * Math.PI / 180);
}
var tempBitmap2:Bitmap = new Bitmap(new BitmapData(Math.ceil(displayObject.width*Math.sqrt(sampleScale)), Math.ceil(displayObject.height*Math.sqrt(sampleScale)), true, 0x0), PixelSnapping.AUTO, true);
tempBitmap2.bitmapData.draw(tempBitmap, matrix,null,null,null,true);
var result:Bitmap = new Bitmap(new BitmapData(displayObject.width, displayObject.height, true, 0x0), PixelSnapping.AUTO, true);
result.bitmapData.draw(tempBitmap2, matrix,null,null,null,true);
result.x = x;
result.y = y+13;
return result;
}
private function getBitmapByShape(displayObject:DisplayObject, sampleScale:Number, x:int, y:int):Bitmap {
var rotation:int = _numericStepper.value;
_drawCanvas.addChild(new Label(this, x, y, "ShapeにbeginBitmapFill"));
var tempBitmap:Bitmap = new Bitmap(new BitmapData(displayObject.width*sampleScale, displayObject.height*sampleScale, true, 0x0), PixelSnapping.AUTO, true);
var matrix:Matrix = new Matrix();
matrix.scale(sampleScale, sampleScale);
if (!_checkBox.selected) {
matrix.rotate(rotation * Math.PI / 180);
}
tempBitmap.bitmapData.draw(displayObject, matrix, null, null, null, true);
matrix.identity();
if (_checkBox.selected) {
matrix.rotate(rotation * Math.PI / 180);
}
matrix.scale(1 / sampleScale, 1 / sampleScale);
var shape:Shape = new Shape();
shape.graphics.beginBitmapFill(tempBitmap.bitmapData, matrix, false, true);
shape.graphics.drawRect(0, 0, Math.ceil(displayObject.width * sampleScale), Math.ceil(displayObject.height * sampleScale));
shape.graphics.endFill();
var result:Bitmap = new Bitmap(new BitmapData(displayObject.width, displayObject.height, true, 0x0), PixelSnapping.AUTO, true);
result.bitmapData.draw(shape, null, null, null, null, true);
result.x = x;
result.y = y+13;
return result;
}
private function getBitmapByShape2(displayObject:DisplayObject, sampleScale:Number, x:int, y:int):Bitmap {
var rotation:int = _numericStepper.value;
_drawCanvas.addChild(new Label(this, x, y, "Shapeに2回beginBitmapFill"));
var tempBitmap:Bitmap = new Bitmap(new BitmapData(displayObject.width*sampleScale, displayObject.height*sampleScale, true, 0x0), PixelSnapping.AUTO, true);
var matrix:Matrix = new Matrix();
matrix.scale(sampleScale, sampleScale);
if (!_checkBox.selected) {
matrix.rotate(rotation * Math.PI / 180);
}
tempBitmap.bitmapData.draw(displayObject, matrix, null, null, null, true);
matrix.identity();
if (_checkBox.selected) {
matrix.rotate(0.5 * rotation * Math.PI / 180);
}
matrix.scale(1 / Math.sqrt(sampleScale), 1 / Math.sqrt(sampleScale));
var shape:Shape = new Shape();
shape.graphics.beginBitmapFill(tempBitmap.bitmapData, matrix, false, true);
shape.graphics.drawRect(0, 0, Math.ceil(displayObject.width * Math.sqrt(sampleScale)), Math.ceil(displayObject.height * Math.sqrt(sampleScale)));
shape.graphics.endFill();
var tempBitmapData:BitmapData = new BitmapData(shape.width, shape.height);
tempBitmapData.draw(shape,null, null, null, null, true);
var shape2:Shape = new Shape();
shape2.graphics.beginBitmapFill(tempBitmapData, matrix, false, true);
shape2.graphics.drawRect(0, 0, displayObject.width, displayObject.height);
shape2.graphics.endFill();
var result:Bitmap = new Bitmap(new BitmapData(displayObject.width, displayObject.height, true, 0x0), PixelSnapping.AUTO, true);
result.bitmapData.draw(shape2, null, null, null, null, true);
result.x = x;
result.y = y+13;
return result;
}
private function createStarPoints(tx:Number,ty:Number,numVertices:int, longRadius:Number):Array {
var shortRadius:Number = longRadius * (5 / 13);
var starPoints:Vector.<Number> = new Vector.<Number>();
var angle:Number = Math.PI;
var theta:Number = angle / numVertices;
angle /= -2;
for (var i:int = 0; i < numVertices; i++) {
starPoints.push(longRadius * Math.cos(angle)+tx, longRadius * Math.sin(angle)+ty);
angle += theta;
starPoints.push(shortRadius * Math.cos(angle)+tx, shortRadius * Math.sin(angle)+ty);
angle += theta;
}
starPoints.push(longRadius * Math.cos( -Math.PI/2)+tx, longRadius * Math.sin( -Math.PI/2)+ty);
var pathCommand:Vector.<int> = new Vector.<int>();
var n:int = numVertices * 2 + 1;
for (i = 0; i < n; i++)
{
pathCommand[i] = i == 0?GraphicsPathCommand.MOVE_TO:GraphicsPathCommand.LINE_TO;
}
return [pathCommand, starPoints];
}
}
import flash.display.Bitmap;
import flash.display.BitmapData;
import flash.display.DisplayObject;
import flash.display.Sprite;
import flash.events.Event;
import flash.geom.Matrix;
import flash.geom.Rectangle;
/**
* ...
* @author umhr
*/
class Loupe extends Sprite
{
private var _bitmap:Bitmap;
public function Loupe()
{
init();
}
private function init():void
{
if (stage) onInit();
else addEventListener(Event.ADDED_TO_STAGE, onInit);
}
private function onInit(event:Event = null):void
{
removeEventListener(Event.ADDED_TO_STAGE, onInit);
// entry point
_bitmap = new Bitmap(new BitmapData(200, 200, false,0xFF000000));
addChild(_bitmap);
}
public function setZoom(displayObject:DisplayObject, mouseX:int, mouseY:int):void {
var bitmapData:BitmapData = new BitmapData(40, 40, false);
bitmapData.draw(displayObject,new Matrix(1,0,0,1,-mouseX+20,-mouseY+20), null, null,new Rectangle(0,0,40,40));
_bitmap.bitmapData.fillRect(new Rectangle(1, 1, 198, 198), 0xFFFFFF);
_bitmap.bitmapData.draw(bitmapData,new Matrix(5,0,0,5), null, null,new Rectangle(1,1,198,198));
}
}