public static AsTexture empty(int width, int height, bool premultipliedAlpha, bool optimizeForRenderTexture, float scale)
{
if (scale <= 0)
{
scale = AsStarling.getContentScaleFactor();
}
int origWidth = (int)(width * scale);
int origHeight = (int)(height * scale);
int legalWidth = AsGlobal.getNextPowerOfTwo(origWidth);
int legalHeight = AsGlobal.getNextPowerOfTwo(origHeight);
String format = AsContext3DTextureFormat.BGRA;
AsContext3D context = AsStarling.getContext();
if (context == null)
{
throw new AsMissingContextError();
}
bc.flash.display3D.textures.AsTexture nativeTexture = context.createTexture(legalWidth, legalHeight, AsContext3DTextureFormat.BGRA, optimizeForRenderTexture);
AsConcreteTexture concreteTexture = new AsConcreteTexture(nativeTexture, format, legalWidth, legalHeight, false, premultipliedAlpha, optimizeForRenderTexture, scale);
if (origWidth == legalWidth && origHeight == legalHeight)
{
return(concreteTexture);
}
else
{
return(new AsSubTexture(concreteTexture, new AsRectangle(0, 0, width, height), true));
}
}
public static AsTexture fromColor(int width, int height, uint color, bool optimizeForRenderTexture, float scale)
{
if (scale <= 0)
{
scale = AsStarling.getContentScaleFactor();
}
AsBitmapData bitmapData = new AsBitmapData(width * scale, height * scale, true, color);
AsTexture texture = fromBitmapData(bitmapData, false, optimizeForRenderTexture, scale);
if (!AsStarling.getHandleLostContext())
{
bitmapData.dispose();
}
return(texture);
}
private void createRenderedContents()
{
if (mQuadBatch != null)
{
mQuadBatch.removeFromParent(true);
mQuadBatch = null;
}
float scale = AsStarling.getContentScaleFactor();
float width = mHitArea.getWidth() * scale;
float height = mHitArea.getHeight() * scale;
AsTextFormat textFormat = new AsTextFormat(mFontName, mFontSize * scale, mColor, mBold, mItalic, mUnderline, null, null, mHAlign);
textFormat.setKerning(mKerning);
sNativeTextField.setDefaultTextFormat(textFormat);
sNativeTextField.setWidth(width);
sNativeTextField.setHeight(height);
sNativeTextField.setAntiAliasType(AsAntiAliasType.ADVANCED);
sNativeTextField.setSelectable(false);
sNativeTextField.setMultiline(true);
sNativeTextField.setWordWrap(true);
sNativeTextField.setText(mText);
sNativeTextField.setEmbedFonts(true);
sNativeTextField.setOwnProperty("filters", mNativeFilters);
if (sNativeTextField.getTextWidth() == 0.0f || sNativeTextField.getTextHeight() == 0.0f)
{
sNativeTextField.setEmbedFonts(false);
}
if (mAutoScale)
{
autoScaleNativeTextField(sNativeTextField);
}
float textWidth = sNativeTextField.getTextWidth();
float textHeight = sNativeTextField.getTextHeight();
float xOffset = 0.0f;
if (mHAlign == AsHAlign.LEFT)
{
xOffset = 2;
}
else
{
if (mHAlign == AsHAlign.CENTER)
{
xOffset = (width - textWidth) / 2.0f;
}
else
{
if (mHAlign == AsHAlign.RIGHT)
{
xOffset = width - textWidth - 2;
}
}
}
float yOffset = 0.0f;
if (mVAlign == AsVAlign.TOP)
{
yOffset = 2;
}
else
{
if (mVAlign == AsVAlign.CENTER)
{
yOffset = (height - textHeight) / 2.0f;
}
else
{
if (mVAlign == AsVAlign.BOTTOM)
{
yOffset = height - textHeight - 2;
}
}
}
AsBitmapData bitmapData = new AsBitmapData(width, height, true, 0x0);
bitmapData.draw(sNativeTextField, new AsMatrix(1, 0, 0, 1, 0, ((int)(yOffset)) - 2));
sNativeTextField.setText("");
if (mTextBounds == null)
{
mTextBounds = new AsRectangle();
}
mTextBounds.setTo(xOffset / scale, yOffset / scale, textWidth / scale, textHeight / scale);
AsTexture texture = AsTexture.fromBitmapData(bitmapData, false, false, scale);
if (mImage == null)
{
mImage = new AsImage(texture);
mImage.setTouchable(false);
addChild(mImage);
}
else
{
mImage.getTexture().dispose();
mImage.setTexture(texture);
mImage.readjustSize();
}
}
public AsRenderTexture(int width, int height, bool persistent, float scale)
: base(mActiveTexture = AsTexture.empty(width, height, PMA, true, scale = scale <= 0 ? AsStarling.getContentScaleFactor() : scale), new AsRectangle(0, 0, width, height), true)
{
int nativeWidth = AsGlobal.getNextPowerOfTwo((int)(width * scale));
int nativeHeight = AsGlobal.getNextPowerOfTwo((int)(height * scale));
mSupport = new AsRenderSupport();
mSupport.setOrthographicProjection(0, 0, nativeWidth / scale, nativeHeight / scale);
if (persistent)
{
mBufferTexture = AsTexture.empty(width, height, PMA, true, scale);
mHelperImage = new AsImage(mBufferTexture);
mHelperImage.setSmoothing(AsTextureSmoothing.NONE);
}
}